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Qualcomm Incorporated patents
Recent patent applications related to Qualcomm Incorporated. Qualcomm Incorporated is listed as an Agent/Assignee. Note: Qualcomm Incorporated may have other listings under different names/spellings. We're not affiliated with Qualcomm Incorporated, we're just tracking patents.
ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "Q" | Qualcomm Incorporated-related inventors
Co-existence of millimeter wave communication and radar
Various aspects of the disclosure relate to co-existence of millimeter wave (mmw) communication and radar. In some aspects, a device that supports mmw communication and radar operations may determine whether or when to conduct radar operations based on information obtained about a nearby mmw network. ... Qualcomm Incorporated
Unicast data transmission on a downlink common burst of a slot using mini-slots
A method, an apparatus, and a computer program product for wireless communication are provided. The apparatus may schedule a mini-slot for transmission of unicast data to a particular user equipment. ... Qualcomm Incorporated
A configurable new radio (nr) resource scheduling and indication transmission procedure that may be executed by a base station and a user equipment (ue) is disclosed. For example, a base station may determine a number of synchronization signal blocks available for transmission of non-scheduling data, and transmit an indication signifying at least one of the number of synchronization signal blocks or a location of each of the number of synchronization signal blocks. ... Qualcomm Incorporated
Control channel code rate selection
Certain aspects of the present disclosure generally relate to wireless communications and, more particularly, to methods and apparatus for code rate selection for control channels. An exemplary method generally includes selecting, from a set of code rates, a code rate to be used to encode a stream of bits using a polar code, based on at least one of a downlink control channel aggregation size, an uplink control channel assignment, or a payload size of the stream of bits, encoding the stream of bits using the polar code and the selected code rate, and transmitting the encoded stream of bits.. ... Qualcomm Incorporated
Certain aspects of the present disclosure generally relate to wireless communication. A wireless communication device may determine a plurality of differential back-off values based at least in part on at least one of a set of parameter values relating to one or more of a plurality of uplink carriers associated with uplink carrier aggregation or any uplink grants associated with the plurality of uplink carriers. ... Qualcomm Incorporated
Background scan with dynamic time and frequency switching
A method, an apparatus, and a computer-readable medium for wireless communication are provided. An apparatus is configured to communicate over a primary channel via a first set of antennas and over the primary via a second set of antennas. ... Qualcomm Incorporated
High reliability low latency mission critical communication
Systems and methods for communicating mission-critical (micri) data in a network including a base station and user equipment (ue) are provided. The methods may include receiving a request message requesting micri data, and transmitting the micri data during a transmission time interval (tti) of a first carrier component or during a transmission time interval (tti) of a second carrier component. ... Qualcomm Incorporated
Indication of random-access channel msg3 resource duration via random-access channel msg2
In one aspect, a method, a computer-readable medium, and an apparatus for wireless communication are provided. The apparatus may be a base station. ... Qualcomm Incorporated
Conveying paging group information through control channel transmissions
In a wireless communications system that supports directional communications (e.g., a millimeter wave (mmw) system), a base station and a user equipment (ue) may utilize directional transmissions during a paging procedure. In some cases, a base station may use beam sweeping to transmit a control channel, which may contain a paging group information. ... Qualcomm Incorporated
Provision of a paging response between transmissions of a paging indication and paging information
A method for wireless communication at a user equipment (ue) includes receiving, from a base station, an indication of uplink transmission resources allocated for a paging response to a paging indication, receiving the paging indication from the base station, and transmitting, to the base station, the paging response to the received paging indication. The paging response is transmitted on at least one of the uplink transmission resources allocated for the paging response. ... Qualcomm Incorporated
Systems and methods for limiting a message size for a positioning protocol
Techniques described herein provide ways in which a quantity of signaling may be limited between a user equipment (ue) and a location server (ls) for a location session and a positioning protocol such as lpp or lpp/lppe. The positioning protocol may be enhanced to allow the ls to indicate to the ue a limit on the overall size of assistance data (ad) that the ue can request and/or a limit on the overall amount of location information (li) that the ue can return. ... Qualcomm Incorporated
Small cell identification and assistant data generation for mobile positioning
Disclosed herein are methods, systems, and apparatuses for identifying a small cell in a wireless communication network. In one embodiment, a method includes receiving information associated with one or more base stations, where the information includes one or more codes associated with the one or more base stations. ... Qualcomm Incorporated
Network management of subscriptions for iot devices
Examples described herein relate to apparatuses and methods for a network to manage communications for a plurality of wireless communication devices including, but not limited to, registering, by the network, the plurality of wireless communication devices associated with a same subscription identifier, identifying, by the network, each of the plurality of wireless communication devices based, at least in part, on device capabilities associated with each of the plurality of wireless communication devices, and routing, by the network, communications to or from each of the plurality of wireless communication devices based, at least in part, on the device capabilities.. . ... Qualcomm Incorporated
Smart battery wear leveling for audio devices
Various embodiments provide systems and methods among wireless earpieces in a wireless communication network that enable balancing the batteries in the wireless earpieces to be depleted at approximately the same rate. Various embodiments intelligently and dynamically swap master/slave roles among two or more bluetooth® wireless earpieces coupled to a data source device to optimize battery life in both wireless earpieces. ... Qualcomm Incorporated
Techniques for provisioning configuration information based on cell characteristics
Techniques are described for configuring wireless service for a user equipment (ue) in a wireless communications network in which the ue may be served over one or more of multiple available cells. Wireless service for the ue may be configured based on parameters associated with each of the multiple cells, such as, for example, a primary/secondary cell designation of a cell, whether the cell operates using a licensed or an unlicensed radio frequency spectrum band, a radio access technology associated with a cell, and/or an operating frequency band of a cell. ... Qualcomm Incorporated
Techniques to identify sets of multiple beams compatible with configurations for routing signals in a user equipment
Techniques are described for wireless communication. A method for wireless communication at a user equipment (ue) may include receiving a beam training sequence transmitted by a network access device on a plurality of transmit beams, identifying, based at least in part on the received beam training sequence, one or more sets of multiple beams that are compatible with at least one configuration for routing signals between antenna subarrays of the ue and transceiver units (txrus) of the ue, and transmitting, to the network access device, an indication of the identified one or more sets of multiple beams. ... Qualcomm Incorporated
Beamforming triggering for wireless devices
Certain aspects of the present disclosure provide methods and apparatus for triggering beamforming for a wireless device. For example, an apparatus for wireless communications generally includes a processing system configured to monitor one or more parameters associated with a link between the apparatus and a wireless device, and update a schedule for performing beamforming training with the wireless device based at least in part on the one or more parameters. ... Qualcomm Incorporated
Filtering extended range frames by high efficiency wireless (hew) stations
This disclosure provides systems, methods and apparatuses for selectively acquiring communication frames from a transmitting device capable of formatting the communication frames in accordance with a plurality of phy formats. In some implementations, a sta may filter or discard duplicate frames received from an ap based, at least in part, on a preference of the sta for one of the plurality of phy formats. ... Qualcomm Incorporated
Apparatuses and methods for wireless communication
One feature pertains to a method operational at a device. The method includes performing key agreement with a core network device, and generating an authentication session key based in part on a secret key shared with a home subscriber server (hss), where the authentication session key is known to the core network device. ... Qualcomm Incorporated
Voip emergency call support
Techniques to support emergency voice-over-internet protocol (voip) calls are described. The techniques may be used for various 3gpp and 3gpp2 networks, various location architectures, and various types of user equipment (ue). ... Qualcomm Incorporated
Systems and methods for supporting control plane location in a fifth generation wireless network
Methods and techniques are described for supporting location services for a user equipment (ue) in a fifth generation wireless network using a location management function (lmf) based control plane (cp) location solution. The lmf serves as the main anchor point for location support instead of an access and mobility management function (amf). ... Qualcomm Incorporated
Signaling data for prefetching support for streaming media data
A media device pre-fetches media data that is likely to be retrieved. An example media device includes a memory for storing media data, and one or more processors implemented in circuitry and configured to receive information indicating at least one data structure of a plurality of data structures that is likely to be retrieved by a plurality of user devices operated by a respective plurality of users, the data structure including media data, and retrieve the media data of the data structure before receiving requests for the media data from the user devices. ... Qualcomm Incorporated
Multi-type-tree framework for video coding
A method of decoding video comprising: receiving an encoded block of video data, determining a transform for the encoded block of video data, wherein the transform has a size s that is not a power of two, rounding s to a power of two creating a transform with a modified size s′, applying an inverse transform with the modified size s′ to the encoded block of video data to create residual video data, and decoding the residual video data to create decoded block of video data.. . ... Qualcomm Incorporated
Signaling of important video information in file formats
A device for processing media content obtains data from a box within a file conforming to a file format for a video codec, the box comprising a syntax structure that includes the data, the file being associated with the media content and the media content being coded according to the video codec; and determines, based on the data obtained from the box, whether to accept or reject the media content associated with the file. A device for generating media content generates data in a box within a file conforming to a file format, the box comprising a syntax structure that includes the data, the file being associated with the media content, wherein the data is for use in determining whether a client is to accept or reject the media content associated with the file; and outputs the file.. ... Qualcomm Incorporated
Restricted scheme design for video
Techniques and systems are provided for processing video data and processing one or more media format files. For example, video data can be obtained and processed to generate a media format file that includes the video data and a restricted scheme information box associated with the video data. ... Qualcomm Incorporated
Intra prediction techniques for video coding
A video decoder determines a current block of a current picture of video data has a size of p×q, wherein p is a first value corresponding to a width of the current block and q is a second value corresponding to a height of the current block, wherein p is not equal to q, wherein the current block includes a short side and a long side, and wherein the first value added to the second value does not equal a value that is a power of 2; decodes the current block of video data using intra dc mode prediction, wherein decoding the current block of video data using intra dc mode prediction comprises performing a shift operation to calculate a dc value and generating a prediction block for the current block of video data using the calculated dc value; and outputs a decoded version of the current picture.. . ... Qualcomm Incorporated
Encoding optimization with illumination compensation and integer motion vector restriction
A video encoder is configured to determine whether to enable or disable an integer motion vector precision restriction and whether to enable or disable an illumination compensation (ic) tool by: for a large search range in a reference picture, performing first motion estimation tests, wherein performing the first motion estimation tests comprises performing motion estimation tests only with the ic tool disabled and the integer motion vector precision restriction disabled and with the ic tool enabled and the integer motion vector precision restriction disabled; based on the first motion estimation tests, determining a small search range, wherein the small search range is smaller than the large search range; for the small search range, performing second motion estimation tests; and based on the second motion estimation tests, determining whether to enable or disable the integer motion vector precision restriction and whether to enable or disable the ic tool.. . ... Qualcomm Incorporated
Binary arithmetic coding with small tables or short-operand multiplications for video coding
A method of decoding video data including receiving video data including coded representations of syntax elements performing inverse binary arithmetic coding on the coded representations of the syntax elements to obtain bins of the syntax elements, inverse binarizing the bins of the syntax elements to obtain the syntax elements, and decoding the video data based on the syntax elements. Performing the inverse binary arithmetic coding includes determining a probability for a particular coded representation of the coded representations, normalizing the probability for the particular coded representation using right bit shifts to create a normalized probability, determining a product of the normalized probability and a range for the particular coded representation, and updating a range of a least probable symbol for the particular coded representation using the determined product.. ... Qualcomm Incorporated
Adjusting field of view of truncated square pyramid projection for 360-degree video
Techniques and systems are described for encoding 360-degree video data using the planes of a truncated square pyramid to map the 360-degree data for different fields of view. 360-degree video data can include multiple frames, where each frame includes spherical video data. ... Qualcomm Incorporated
Systems and methods for opaque object delivery in a communication network
Systems and methods for delivery of opaque objects provided by a content provider to network nodes within a communication network are described. Opaque objects may comprise data objects whose data structure is not natively defined in the network interface and thus have a data type and/or structure that would be unknown to systems of the network. ... Qualcomm Incorporated
Context-based detection of anomalous behavior in network traffic patterns
Various embodiments provide methods, devices, and non-transitory processor-readable storage media for detecting anomalies in network traffic patterns with a network device by analyzing patterns in network traffic packets traversing the network. Various embodiments include clustering received network traffic packets into groups. ... Qualcomm Incorporated
Communicating synchronization signals in wireless communications
Aspects of the present disclosure describe receiving synchronization signals in wireless communications. A block of synchronization signals can be received from a base station in a first time interval. ... Qualcomm Incorporated
Multiplexing uplink transmissions with transmit diversity with single carrier waveform
Methods, systems, and devices for wireless communication are described that support multiplexing uplink transmissions with transmit diversity with a single carrier waveform. Two or more ues may be configured to use space time block codes (stbc) for transmissions using multiple uplink antennas. ... Qualcomm Incorporated
Signal scrambling sequence techniques for wireless communications
Techniques for scrambling sequence generation may provide scrambling for a reference signal, a control signal, or a data signal that is independent of a center frequency of a wireless system bandwidth. Generated scrambling sequences may allow for demodulation of signals in which a synchronization channel does not share a same center frequency as the wireless system bandwidth.. ... Qualcomm Incorporated
Lightweight mitigation against first-order probing side-channel attacks on block ciphers
Techniques for mitigating side-channel attacks on cryptographic algorithms are provided. An example method according to these techniques includes applying a block cipher algorithm to an input data to generate a cryptographic output, such that applying the block cipher to input data comprises modifying an output of a stage of the block cipher algorithm such that each output of the stage of the block cipher algorithm has a constant hamming weight, and outputting the cryptographic output.. ... Qualcomm Incorporated
Using sequences of pilot repetitions for receiver adaptation
Various aspects of the disclosure relate to communication using sequences of pilot repetitions to adapt the operation of a receiver. Various aspects of the disclosure relate to communication using short training fields to adapt the operation of a receiver.. ... Qualcomm Incorporated
Mutual-information based recursive polar code construction
Decoding and encoding methods, systems, and devices for wireless communication are described. One method may include receiving a codeword over a wireless channel, the codeword being encoded using a polar code, identifying a set of repeated bit locations in the received codeword, and identifying a set of bit locations of the polar code used for information bits for the encoding. ... Qualcomm Incorporated
Generalized polar code based on polarization of linear block codes and convolutional codes
Aspects of the disclosure relate to a channel coding and decoding algorithm that provides for generalized polar codes, including the concatenation of a plurality of component codes via one-step polarization. In a further aspect, selection of suitable component codes in this scheme can result in a generalized polar code having a cyclic shift property, such that information can be implicitly communicated according to the magnitude of the cyclic shift. ... Qualcomm Incorporated
Techniques for managing a plurality of radio access technologies accessing a shared radio frequency spectrum band
Techniques are described for wireless communication. A first method includes sensing an indication of first radio access technology (rat) communications occupying a shared radio frequency spectrum band; and configuring, in response to the sensing, at least one parameter of a second rat used by a device to contend for access to the band. ... Qualcomm Incorporated
Content provider network interface
Systems and methods providing a robust network interface to facilitate an understanding of the network by an external party or entity, such as a content provider, without disclosing network configuration details are described. In operation of a network interface of embodiments, a content provider system is able to obtain robust network information and facilitate ad sales via automated interfaces, wherein descriptions of ad avail opportunities that include information regarding the geographic area and potential target device population are provided.. ... Qualcomm Incorporated
Method and apparatus for spectral efficient data transmission in satellite systems
A communication satellite system provides for spectral efficient data transmissions by a gateway to multiple user terminals by way of a satellite. The gateway transmits multiple blocks in a single slot, each block intended for one of the user terminals, where each block is encoded and modulated according to a scheme that may be different for each intended user terminal. ... Qualcomm Incorporated
Fragmented beamforming for wireless devices
Certain aspects of the present disclosure provide methods and apparatus for a fragmented beamforming training procedure. For example, an apparatus for wireless communications may include a processing system configured to generate a plurality of first frames, each first frame comprising a preamble, a data field, and one or more beamforming training fields. ... Qualcomm Incorporated
Wide transmit sector level sweep (sls) sectors
Certain aspects of the present disclosure provide methods and apparatus for using wide transmit sector level sweep (sls) sectors.. . ... Qualcomm Incorporated
Fast training on multi-antenna systems
Certain aspects of the present disclosure relate to methods and apparatus for performing beamforming training in multi-antenna wireless devices. For example, an apparatus for wireless communication may include a first interface configured to obtain, from each of a plurality of radio frequency (rf) modules, a first information regarding detection of one or more pilot signals via at least one antenna element at a respective one of the plurality of rf modules. ... Qualcomm Incorporated
Method and apparatus forcsi reporting in elevation beamforming and fd-mimo
Methods, systems, and devices are described for wireless communication. The ue may identify, at a user equipment (ue), a codebook type indicator (cti) that indicates a codebook among a set of codebooks, such that the codebook may be associated with a two-dimensional antenna port structure of a base station, select a precoding matrix indicator (pmi) based on the cti, and transmit a channel state information (csi) report including the pmi. ... Qualcomm Incorporated
Low latency bit-reversed polar codes
In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may determine indices associated with m consecutive elements. ... Qualcomm Incorporated
Low-noise amplifier (lna) with capacitive attenuator
Certain aspects of the present disclosure generally relate to a multi-output amplifier implemented using a capacitive attenuator. For example, the multi-output amplifier generally includes a first capacitive attenuator coupled to an input node of the multi-output amplifier. ... Qualcomm Incorporated
Efficient wideband envelope tracking power amplifier
A wideband envelope tracking power amplifier includes a plurality of low dropout voltage regulators (ldos) including at least a first ldo and a second ldo. The wideband envelope tracking power amplifier also includes a single-input-multi-output (simo) voltage supply to output a plurality of voltage signals at different voltage levels, the voltage levels including a highest voltage level and one or more voltage levels lower than the highest voltage level. ... Qualcomm Incorporated
Foreign object detection using heat sensitive material and inductive sensing
In certain aspects, a method and apparatus for detecting foreign objects using heat sensitive material and inductive sensing is disclosed. In certain aspects, a foreign object detection system includes a heat sensing system comprising a heat sensitive material having a property configured to change as a function of temperature. ... Qualcomm Incorporated
Multiphysics energy harvester for implants
The present disclosure describes aspects of a multiphysics energy harvester for implants. In some aspects, an apparatus includes a multiphysics energy (mpe) harvester to harvest energy from at least a first and second type of wireless power transfer signal. ... Qualcomm Incorporated
Zener overvoltage protection (ovp) with a thermal trigger
The present disclosure describes aspects of zener overvoltage protection (ovp) with a thermal trigger for an implant. In some aspects, an apparatus comprises a rectifier disposed in a rectification circuit and configured to rectify alternating current (ac) power received at the rectification circuit to direct current (dc) power. ... Qualcomm Incorporated
Apparatus and method for poling a piezoelectric film
Disclosed are methods, devices, apparatuses, and systems for poling a piezoelectric film. A poling system can be a corona poling system including a corona source with one or more corona wires configured to transfer a corona discharge onto a major surface of the piezoelectric film. ... Qualcomm Incorporated
Layout effect mitigation in finfet
Multigate devices and fabrication methods that mitigate the layout effects are described. In conventional processes to fabricate multigate semiconductor devices such as finfet devices, long isolation cut masks may be used. ... Qualcomm Incorporated
Coincident memory bank access via cross connected shared bank resources
Systems, methods, and computer programs are disclosed for providing coincident memory bank access. One embodiment is a memory device comprising a first bank, a second bank, a first bank resource, and a second bank resource. ... Qualcomm Incorporated
Characteristic-based speech codebook selection
An apparatus includes a speech processing engine configured to receive data corresponding to speech and to determine whether a first characteristic associated with the speech differs from a reference characteristic by at least a threshold amount. The apparatus further includes a selection circuit responsive to the speech processing engine. ... Qualcomm Incorporated
Methods and apparatus for video background subtraction
Methods and an apparatus for background subtraction are described. According to some implementations, the temporal history of a pixel location can be used to classify whether a current input pixel of a current input video frame is a background pixel or a foreground pixel. ... Qualcomm Incorporated
System and method of generating a semantic representation of a target image for an image processing operation
Various embodiments may include a computing device analyzing an image to identify one or more elements of interest in the image, identifying concepts associated with elements of interest in the image, and identifying potential elements of interest and potential concepts that are not included in the image using other information. Various embodiments may include presenting the one or more elements of interest, the one or more potential elements of interest, and the one or more concepts, receiving a user input that selects one or more of the one or more elements of interest, the one or more potential elements of interest, and the one or more concepts identified in the identified elements of interest and concepts or any combination thereof for a target image, and generating the semantic representation of the target image based on the selected elements of interest and concepts.. ... Qualcomm Incorporated
Progressive multiple fingerprint enrollment and matching, and dynamic user account transitions
An apparatus may include a fingerprint sensor system and a control system. The control system may be configured for receiving fingerprint sensor data from the fingerprint sensor system and for extracting fingerprint data from the fingerprint sensor data. ... Qualcomm Incorporated
Dual-mode capacitive and ultrasonic fingerprint and touch sensor
This disclosure provides systems, methods and apparatus for a controller configured to switch operation of a fingerprint sensor among operational modes. In one aspect, a fingerprint sensor may switch from operating in a first operational mode to a second operational mode based on one or more characteristics of fingerprint image data generated with the fingerprint sensor operating in the first operational mode. ... Qualcomm Incorporated
Methods to send extra information in-band on inter-integrated circuit (i2c) bus
System, methods and apparatus are described that offer improved performance of an inter-integrated circuit (i2c) bus. Primary data may be encoded in first signaling in accordance with i2c bus protocols, and the first signaling may be combined with second signaling to obtain combined signaling for transmission on an i2c bus. ... Qualcomm Incorporated
Data bus activation in an electronic device
Data bus activation in an electronic device is provided. In one aspect, a host circuit determines a cumulative potential representing a cumulative fractional bus activation vote on a data line(s) in the data bus. ... Qualcomm Incorporated
Forced compression of single i2c writes
Systems, methods, and apparatus are described that enable a physical layer interface of a device coupled to a serial bus to combine two or more single-byte write transactions to obtain a multi-byte write transaction. A method includes buffering a first single-byte transaction addressed to a first register at a first address of a slave device in a first-in-first-out buffer of the physical layer, receiving at the physical layer a second single-byte transaction addressed to a second register at a second address of the slave device coupled to the serial bus, determining in the physical layer whether the second address is incrementally greater than the first address, combining the second single-byte transaction with the first single-byte transaction to obtain a multi-byte transaction, replacing the first single-byte transaction with the multi-byte transaction in the first-in-first-out buffer, and transmitting a sequence of transactions output by the first-in-first-out buffer over the serial bus.. ... Qualcomm Incorporated
Techniques to improve data transfer reliability
Techniques are described herein to dynamically control a number of hybrid automatic repeat requests (harq) transmissions based at least in part on flow characteristics of a data flow. Data included in a transport block may be grouped into one or more data flows based on a variety of factors. ... Qualcomm Incorporated
Selective processor wake-up in an electronic device
Selective processor wake-up in an electronic device is provided. In one aspect, a master circuit in an electronic device is communicatively coupled to a data bus that includes a primary data line and a plurality of secondary data lines preconfigured to identify a plurality of processors in the electronic device, respectively. ... Qualcomm Incorporated
Data deduplication using multi-chunk predictive encoding
Various embodiments may include methods, devices, and non-transitory processor-readable media for performing data stream encoding by identifying a first data chunk and calculating a first hash value for the first data chunk. A device may determine whether the calculated first hash value is located within a hash table. ... Qualcomm Incorporated
Managing vehicle driving control entity transitions of an autonomous vehicle based on an evaluation of performance criteria
In an embodiment, a vehicle controller determines a predicted driving performance level of a vehicle driving control entity (vdce) while the vehicle is controlled by a different vdce. Driving control is transitioned to the vdce, after which an actual driving performance level of the vdce is monitored. ... Qualcomm Incorporated
Systems and methods for lidar interference mitigation
Systems and methods for lidar interference mitigation are disclosed. One disclosed system includes: a beam transmitting device configured to transmit a light beam; an optical detector comprising a plurality of pixels, each of the plurality of pixels configured to generate a detection signal in response to detecting incident light, wherein the incident light comprises a reflection of the light beam from an object; and an analog circuit coupled to one or more of the plurality of pixels and configured to compare one or more of the detection signals to a reference signal and output a comparison signal associated with the one or more of the plurality of pixels.. ... Qualcomm Incorporated
Activity monitoring via accelerometer threshold interrupt method
Methods, systems, computer-readable media, and apparatuses for determining a sedentary state of a user are disclosed. The apparatuses can be fastened to the user and include sensors configured to detect movement of the user. ... Qualcomm Incorporated
User equipment reporting of receive beam change indication
Certain aspects of the present disclosure provide techniques for reporting information regarding receive (rx) beams used by a user equipment. In some cases, such reporting may indicate a change in rx beams to be used by the ue for subsequent beamformed transmissions.. ... Qualcomm Incorporated
Ultra-low latency lte control data communication
Various aspects described herein relate to communicating in a wireless network. A transmission time interval (tti) for an uplink control channel transmission within a subframe is determined, wherein the tti comprises of a number of symbols which are a subset of a plurality of symbols in the subframe. ... Qualcomm Incorporated
Techniques for flexible duplexing
The present disclosure, for example, generally relates to wireless communication systems, and more particularly to techniques for flexible duplexing in such systems. For example, a technique for flexible duplexing provides a reference configuration that determines characteristics for paired frequency division duplexing (fdd) bands when the uplink band is temporarily reconfigured for time division duplexing (tdd) use. ... Qualcomm Incorporated
Enhancing positioning via measurement batching
Example methods, apparatuses, and/or articles of manufacture are disclosed herein that may be utilized, in whole or in part, to facilitate and/or support one or more operations and/or techniques for enhancing positioning, which may include e911 positioning, via measurement batching, such as for use in or with mobile communication devices, for example.. . ... Qualcomm Incorporated
Low power location tracking device
Disclosed herein are techniques for reducing power consumption of an electronic tracking device. The electronic tracking device includes a wireless communication subsystem and an always-on low-power sensor for sensing the motions of the electronic tracking device. ... Qualcomm Incorporated
Ultra reliable link design
Techniques are described for wireless communication. A first method includes measuring, by a first device, a condition of a wireless channel; and generating at least one channel side information feedback message based on the measured condition of the wireless channel. ... Qualcomm Incorporated
Enhancing positioning via measurement batching
Example methods, apparatuses, and/or articles of manufacture are disclosed herein that may be utilized, in whole or in part, to facilitate and/or support one or more operations and/or techniques for enhancing positioning, which may include e911 positioning, via measurement batching, such as for use in or with mobile communication devices, for example.. . ... Qualcomm Incorporated
Motion vector reconstructions for bi-directional optical flow (bio)
For a bi-directional inter predicted block, a video decoder is configured, using a first mv, to locate a first predictive block in a first reference picture; using a second mv, locate a second predictive block in a second reference picture; for a first sub-block of the first predictive block, determine a first amount of bi-directional optical flow (bio) motion; determine a first final predictive sub-block for the block of video data based on the first amount of bio motion; for a second sub-block of the first predictive block, determine a second amount of bio motion; determine a second final predictive sub-block for the block of video data based on the second amount of bio motion; and based on the first final predictive sub-block and the second final predictive sub-block, determine a final predictive block for the block of video data.. . ... Qualcomm Incorporated
Motion vector generation for affine motion model for video coding
Techniques are described to unify the motion vectors of sub-blocks of an affine block and the motion vector information that is stored and used as predictors for determining motion vectors for subsequent blocks. A video coder may determine that the motion vector for a sub-block is the same as the motion vector information that is used to determine motion vectors for subsequent blocks.. ... Qualcomm Incorporated
Modified adaptive loop filter temporal prediction for temporal scalability support
A video coder may reconstruct a current picture of video data. A current region of the current picture is associated with a temporal index indicating a temporal layer to which the current region belongs. ... Qualcomm Incorporated
Systems and methods for object location
A method performed by an apparatus is described. The method includes receiving a set of image frames including at least one object. ... Qualcomm Incorporated
Dynamically configuring memory bandwidth for image generation
A device may include one or more processors, an image signal processor, and system memory. The one or more processors are configured to receive a request to accommodate a preview stream and a snapshot stream and output a request to increase a bandwidth between the image signal processor and the system memory to accommodate the preview stream in response to receiving the request to accommodate the preview stream and the snapshot stream. ... Qualcomm Incorporated
Block acknowledgement with fragmentation acknowledgement signaling
Certain aspects of the present disclosure provide methods and apparatus for using a block acknowledgement (blockack) frame capable of acknowledging fragments. One example method for wireless communications generally includes receiving a plurality of protocol data units (pdus) (e.g., media access control (mac) protocol data units (mpdus)); determining whether each of the pdus was successfully received and whether each of the pdus is associated with a non-fragmented service data unit (sdu) (e.g., mac service data unit (msdu)) or a fragmented sdu; and outputting for transmission a blockack frame comprising a bitmap field indicating a receive status for the non-fragmented and fragmented sdus based on the determination.. ... Qualcomm Incorporated
Methods and apparatuses for indication of transmission preemption based on a hybrid automatic repeat request configuration
A method, an apparatus, and a computer program product for wireless communication are provided. The apparatus may receive, at a first location in a downlink signal, preemption information that identifies a second location of a first type of traffic that preempts a second type of traffic, the first location relative to the second location being based at least in part on a hybrid automatic repeat request (harq) configuration of the ue. ... Qualcomm Incorporated
Method and apparatus for providing an efficient control channel structure in a wireless communication system
According to one aspect of the invention, a method is provided in which a control channel used for transmitting control information is partitioned into a plurality of subchannels each of which is operated at a specific data rate. For each of one or more user terminals, one of the subchannels is selected based on one or more selection criteria for transmitting control information from an access point to the respective user terminal. ... Qualcomm Incorporated
Method and apparatus for sending channel state information using subframe-dependent control channel formats
Techniques for reporting channel state information (csi) for multiple cells (e.g., carriers) using multiple control channel formats are disclosed. A user equipment (ue) may be configured for operation on a plurality of cells. ... Qualcomm Incorporated
Power efficient visible light communication
Embodiments disclosed facilitate power and resource utilization efficiencies in user equipment (ue) during visible light communication (vlc). Vlc may be used for ue pose determination and may involve image frame capture at relatively high frame rates thereby increasing resource utilization including power consumption in ues. ... Qualcomm Incorporated
Power-efficient visible light communication (vlc) scanning
Disclosed are systems and methods for power efficient visible light communication (vlc) scanning. In an aspect, a mobile device determines that the mobile device has lost view of a vlc light source, turns on, in response to determining that the mobile device has lost view of the vlc light source, a camera of the mobile device in a low-resolution mode to scan for any vlc light sources within view of the mobile device, and switches, based on detecting a detected vlc light source, the camera of the mobile device to a high-resolution mode to decode vlc signals from the detected vlc light source.. ... Qualcomm Incorporated
Long beamforming training field sequences
Certain aspects of the present disclosure provide methods and apparatus for using frames having beamforming training fields with base complementary code sequences that have a longer length than complementary code sequences used in other fields of the frame. The longer length may help perform channel estimation when encountering longer delay spread, for example, due to multipath effects of multiple beams during a beamforming training procedure. ... Qualcomm Incorporated
Ferroelectric-modulated schottky non-volatile memory
Ferroelectric-modulated schottky non-volatile memory is disclosed. A resistive memory element is provided that is based on a semiconductive material. ... Qualcomm Incorporated
In-vehicle voice command control
A vehicle includes an interface device, an in-vehicle control unit, a functional unit, and a processing circuitry. The interface device receives a spoken command to identify an in-cabin vehicle zone of two or more in-cabin vehicle zones of the vehicle, and receives background audio data concurrently with a portion of the spoken command. ... Qualcomm Incorporated
Adaptations for active noise cancellation inside a vehicle
Adaptations for in-vehicle adaptive noise-canceling (anc) technology are described. An example in-vehicle audio system includes anc circuitry coupled to one or more error microphones. ... Qualcomm Incorporated
Capturing images of a game by an unmanned autonomous vehicle
Embodiments include devices and methods for capturing images of a game by an unmanned autonomous vehicle (uav). A processor of the uav may determine game play rules of the game. ... Qualcomm Incorporated
Draw call visibility stream
This disclosure describes a device configured to generate a primitive visibility stream that indicates whether respective primitives of a set of primitives are visible when rendered and to generate, based on the primitive visibility stream, a draw call visibility stream that indicates whether respective draw calls for rendering the set of primitives include instructions for rendering visible primitives of the set of primitives. Based on the draw call visibility stream indicating that a respective draw call does not include instructions for rendering visible primitives, the device is further configured to drop the respective draw call. ... Qualcomm Incorporated
Training data for machine-based object recognition
Systems and methods may enable a user who may not have any experience in machine learning to effectively train new models for use in object recognition applications of a device. Embodiments can include, for example, analyzing training data comprising a set of images to determine a set of metrics indicative of a suitability of the training data in machine-learning training for object recognition, and providing an indication of the set of metrics to a user. ... Qualcomm Incorporated
Systems and methods for mapping based on multi-journey data
A method performed by an apparatus is described. The method includes receiving a first set of object data corresponding to a first journey. ... Qualcomm Incorporated
Simultaneous object detection and rigid transform estimation using neural network
A method, a computer-readable medium, and an apparatus for object detection are provided. The apparatus may determine a regression vector using a neural network based on an input image that contains an object. ... Qualcomm Incorporated
Systems and methods for lane-marker detection
An electronic device is described. The electronic device includes a memory and a processor in communication with the memory. ... Qualcomm Incorporated
Systems and methods for classifying road features
An electronic device is described. The electronic device includes a memory and a processor in communication with the memory. ... Qualcomm Incorporated
Device authentication based on behavior classification using convolution neural network
A method of authenticating a user on a mobile device includes gathering samples of behavioral data of the user from multiple sensors of the mobile device, each sensor generating a different number of samples. The method also includes normalizing the samples to have a same number of samples for each sensor. ... Qualcomm Incorporated
Guided machine-learning training using a third party cloud-based system
Systems and methods may enable a user who may not have any experience in machine learning to effectively train new models for use in object recognition applications of a device. Embodiments can include, for example, analyzing training data comprising a set of images to determine a set of metrics indicative of a suitability of the training data in machine-learning training for object recognition, and providing an indication of the set of metrics to a user. ... Qualcomm Incorporated
Non-volatile random access memory with gated security access
Systems and methods are disclosed for providing secure access to a non-volatile random access memory. One such method comprises sending an unlock password to a non-volatile random access memory (nvram) in response to a trusted boot program executing on a system on chip (soc). ... Qualcomm Incorporated
Dynamic memory banks
A cache memory may receive, from a client, a request for a long cache line of data. The cache memory may receive, from a memory, the requested long cache line of data. ... Qualcomm Incorporated
Architecture for sparse neural network acceleration
A method, a computer-readable medium, and an apparatus for a sparse neural network are provided. The apparatus may include a hardware accelerator. ... Qualcomm Incorporated
Partial page access in a low power memory system
Systems and method are directed to reducing power consumption of a memory based on enabling partial page access. Based on system conditions such as operating frequency, access size for one or more memory access requests are determined. ... Qualcomm Incorporated
Highly configurable front end for touch controllers
In some aspects of the present disclosure, a method for touch-panel processing is provided. The method includes receiving a plurality of sensor signals from a touch panel, wherein each one of the plurality of sensor signals corresponds to a respective one of a plurality of channels of the touch panel. ... Qualcomm Incorporated
Highly configurable front end for touch controllers
In some aspects of the present disclosure, a touch-panel interface includes a plurality of receivers, wherein each of the receivers is coupled to one or more receive lines of a touch panel, and each of the receivers includes a switch capacitor network and an amplifier. The touch-panel interface also includes controller configured to control switches in the switch capacitor network of each of one or more of the receivers to operate each of the one or more of the receivers in one of a plurality of different receiver modes.. ... Qualcomm Incorporated
Wake-up detector
The apparatus is a wake-up circuit including a first comparator coupled to an input signal and configured to compare the input signal to a first comparison value. The wake-up circuit includes a second comparator coupled to the input signal and configured to compare the input signal to a second comparison value. ... Qualcomm Incorporated
Voltage droop mitigation circuit for power supply network
A voltage droop reduction circuit generally including a loop coupled to an output of a voltage regulator is provided. The loop includes a first current amplifier. ... Qualcomm Incorporated
User location and activity based smart reminders
In one aspect, an apparatus for scheduling are provided. The apparatus may detect a user activity. ... Qualcomm Incorporated
Systems and methods for using a sliding window of global positioning epochs in visual-inertial odometry
A method for visual inertial odometry (vio)-aided global positioning is described. The method includes updating an extended kalman filter (ekf) state including a current pose and a sliding window of multiple prior poses. ... Qualcomm Incorporated
Position-window extension for gnss and visual-inertial-odometry (vio) fusion
Techniques provided herein are directed toward virtually extending an updated set of output positions of a mobile device determined by a vio by combining a current set of vio output positions with one or more previous sets of vio output positions in such a way that ensure all outputs positions among the various combined sets of output positions are consistent. The combined sets can be used for accurate position determination of the mobile device. ... Qualcomm Incorporated
Selection of gnss data for positioning fusion in urban environments
Techniques provided herein are directed toward selecting gnss measurements to greatly improve the position accuracy while keeping the complexity bounded. Specifically, only subset of available gnss measurements in a window of time is selected for outlier rejection and estimation algorithms, where gnss measurements are selected such that corresponding measurement locations are spaced with at least a minimum distance.. ... Qualcomm Incorporated
Motion propagated position for positioning fusion
Techniques provided herein are directed toward reducing inaccuracies in a fused gnss/vio output by comparing gnss/vio position candidates with an estimated position based on vio propagation or other motion detection. If, for a given gnss epoch, none of the position candidates are within a threshold distance of the estimated position, the estimated position is used as the determined position for the epoch. ... Qualcomm Incorporated
Controlling sampling rate in non-causal positioning applications
Techniques for controlling sampling rates in non-causal positioning applications are provided. An example method for controlling a sampling rate in a mobile device includes determining one or more positions based on external signal information, such that the one or more positions are determined at a position fix rate, storing sensor information associated with one or more sensors at a sensor sampling rate, calculating a position estimate based on a non-causal analysis of the one or more positions and the sensor information, such that the non-causal analysis utilizes past, present and future positions and the corresponding past, present and future sensor information, comparing the position estimate to a quality of service (qos) value, and modifying the position fix rate based on the comparison of the position estimate to the qos value.. ... Qualcomm Incorporated
Systems and methods for using a global positioning system velocity in visual-inertial odometry
A method performed by an electronic device is described. The method includes determining a predicted velocity relative to earth corresponding to a first epoch using a camera and an inertial measurement unit (imu). ... Qualcomm Incorporated
360 degree camera mount for drones and robots
An apparatus for mounting cameras to a drone may include a frame having camera mounts for mounting two 190-degree field-of-view cameras in a back-to-back orientation. Positioning two 190-degree field-of-view cameras in a back-to-back orientation enables obtaining 360-degree field-of-view by stitching images from the two cameras together. ... Qualcomm Incorporated
Priority management for new radio-spectrum sharing (nr-ss)
Wireless communications systems and methods related to managing dynamic priority-based spectrum access are provided. A first wireless communication device transmits dynamic priority information for accessing a shared spectrum in a transmission opportunity (txop). ... Qualcomm Incorporated
Directional reception and periodic rts/cts transmission to estimate interference
A transmitting device may determine that a first neighbor device is communicating with a second neighbor device based on a signal received from the first device (e.g., a request-to-send (rts) signal) during a listen-before-talk (lbt) period. The transmitting device may also identify a direction of the second neighbor device (e.g., based on signals received during a previous lbt period), and determine the amount of interference that a directional transmission may cause at the second neighbor device. ... Qualcomm Incorporated
Avoiding collisions of positioning signals
An example of a method of operating a mobile device includes obtaining positioning signal timing information that indicates a plurality of times when the mobile device will receive positioning signals from one or more base stations associated with a first subscription to a first wireless network; obtaining tune-away information that indicates when a first receiver of the mobile device is scheduled to tune away from the first subscription to receive signals using a second subscription to a second wireless network; and implementing a collision-reduction measure in response to an expected number of collisions meeting a criterion. The expected number of collisions is a number of instances that positioning signals are expected not to be received by the mobile device based on the positioning signal timing information and the tune-away information.. ... Qualcomm Incorporated
Techniques and apparatuses for multiple types of physical random access channel (prach) transmission utilization
A user equipment (ue) may perform a random access procedure to synchronize with a network for uplink and/or downlink communication. The ue may transmit a first type of random access transmission that includes transmitting a preamble or a second type of random access transmission that includes transmitting a preamble and a random access message. ... Qualcomm Incorporated
Adaptive ultra-reliable low-latency communications (urllc) semi-persistent scheduling
Methods, systems, and devices for wireless communication for adaptive ultra-reliable low-latency communications (urllc) semi-persistent scheduling (sps) are described. One method includes determining a data packet payload size for a transmission using sps resources in a transmission time interval (tti). ... Qualcomm Incorporated
Semi-persistent scheduling for low-latency communications
Methods, systems, and devices for wireless communication are described for sps for low-latency communications. A wireless communication device may establish a block of semi-persistent scheduling (sps) resources in each of a plurality of transmission time intervals (ttis) for transmission of priority traffic, and determine that a level of priority traffic to transmit during a first tti of the plurality of ttis is below a priority traffic threshold. ... Qualcomm Incorporated
Traffic-priority-based transmission power fallback for interference mitigation
Methods, systems, and devices for wireless communication are described to provide priority traffic grant-less access to pre-defined communication resources that are semi-persistently scheduled. A set of semi-persistent communication resources may be reserved for use by priority traffic. ... Qualcomm Incorporated
Position of uplink short burst in new radio
Various aspects of the present disclosure provides methods and techniques for flexible positioning of a uplink short burst in nr communications. In one example, the uplink short burst may have a slot position that at any position of the uplink centric slot. ... Qualcomm Incorporated
Selecting a cell identifier based on a downlink control information
A method, an apparatus, and a computer program product for wireless communication are provided in which a cell identifier is selected based on one or more properties associated with received downlink control information (dci), where the properties may not be exclusively associated with determining a cell identifier. The cell identifier may be selected from a plurality of cell identifiers received through radio resource control signaling. ... Qualcomm Incorporated
Common control resource set with user equipment-specific resources
User equipment (ue)-specific information may be transmitted within a control resource set configured to carry resources common to ues within a system. The ue-specific information may be associated with a search space having an aggregation level different from aggregation levels used with the common control resources and may occupy different modulation symbols within the common control resource set (e.g., to support flexible scheduling for multiple ues). ... Qualcomm Incorporated
Techniques and apparatuses for multiple transmission of synchronization signal blocks in new radio
Certain aspects of the present disclosure generally relate to wireless communication. In some aspects, a wireless communication device may receive a plurality of synchronization signal blocks, wherein the plurality of synchronization signal blocks include a synchronization signal block and one or more retransmissions of the synchronization signal block that are received in a synchronization interval, and wherein two or more synchronization signal blocks, of the plurality of synchronization signal blocks have a fixed relationship in time. ... Qualcomm Incorporated
Systems, methods, and devices for dynamic transmission power control on wireless stations for maximizing wireless channel utilization
Systems, methods, and devices for dynamic transmission power control are provided. One aspect provides a method of wireless communication that includes, at a wireless device, transmitting, at a first power level, a first message to an access point and receiving one or more packets from the access point and a plurality of stations. ... Qualcomm Incorporated
Low energy wireless network applications
A method for enabling access point discovery in a wireless network includes scanning, at an access point, a low energy protocol advertising channel for beacon information broadcasted from a second access point. The low energy protocol advertising channel is associated with a low energy protocol that is different from a first protocol associated with a primary operating channel of the access point. ... Qualcomm Incorporated
Multiple basic service sets for extended range operation
Methods, systems, and devices for wireless communication are described. Devices in a wireless network may be grouped into a basic service set (bss), which may enable coordination of communications within the network. ... Qualcomm Incorporated
Wireless local area network offloading through radio access network rules
Methods, systems, and devices are described for wireless local area network (wlan) offloading through radio access network rules. In one embodiment of a method of wireless communication, a mobile device may determine that radio access network (ran) assistance information is unavailable, the ran assistance information including a first set of thresholds for switching a packet data network (pdn) connection of the mobile device from a wlan to a wireless wide area network (wwan). ... Qualcomm Incorporated
Systems and methods for maintaining service on multiple sims in a wireless communication device operating in a multi-sim multi-standby (msms) mode
A wireless communication device having a first sim and a second sim and a radio frequency (rf) resource including multiple receive chains and at least one transmit chain may detect, during a connection to a first network associated with the first sim, a start of a communication activity associated with the second sim that uses one or more transmit chains and one or more of the receive chains. The wireless communication device may determine whether a carrier frequency of a cell serving the network associated with the first sim is within a downlink frequency range supported by an unused receive chain of the rf resource. ... Qualcomm Incorporated
Dynamic medium sharing
Wireless communications systems and methods related to dynamic medium sharing are provided. A first wireless communication device communicates with a second wireless communication device, a reservation request (rrq) for a transmission opportunity (txop) in a shared spectrum. ... Qualcomm Incorporated
Techniques for basic service set attribute detection and resolution
Methods, systems, and devices for wireless communications are described, including identifying a first attribute value associated with a first access point; receiving a second attribute value; and determining that the first attribute value associated with the first access point is the same as the received second attribute value. An attribute value may be an n-bit value, where n is an integer. ... Qualcomm Incorporated
Determining neighboring samples for bilateral filtering in video coding
A device for decoding video data is configured to determine weights for use in a bilateral filter for a current block of a current picture of the video data; apply the bilateral filter to a current sample of the current block, wherein the current sample is located inside a transform unit boundary, wherein applying the bilateral filter to the current sample comprises: assigning the weights to neighboring samples of the current sample of the current block, wherein the neighboring samples of the current sample include a neighboring sample located outside the transform unit; and modifying a sample value for the current sample based on sample values of the neighboring samples and the weights assigned to the neighboring samples; and based on the modified sample value for the current sample, outputting a decoded version of the current picture.. . ... Qualcomm Incorporated
Deriving bilateral filter information based on a prediction mode in video coding
A device for decoding video data determines mode information for a current block of a current picture of the video data; derives weights for use in a bilateral filter based on the mode information for the current block; applies the bilateral filter to a current sample of the current block by assign the weights to neighboring samples of the current sample of the current block and the current sample of the current block and modifying a sample value for the current sample based on sample values of the neighboring samples, the weights assigned to the neighboring samples, the sample value for the current sample, and the weight assigned to the current sample; and based on the modified sample value for the current sample, outputs a decoded version of the current picture.. . ... Qualcomm Incorporated
Rate-distortion defined interpolation for video coding based on fixed filter or adaptive filter
This disclosure describes filtering techniques applied by an encoder and a decoder during the prediction stage of a video encoding and/or decoding process. The filtering techniques may enhance the accuracy of predictive data used during fractional interpolation, and may improve predictive data of integer blocks of pixels. ... Qualcomm Incorporated
Systems and methods for processing a syntax structure assigned a minimum value in a parameter set
Techniques and systems are provided for decoding video data. For example, a method of decoding video data includes receiving, by a decoding device, an encoded video bitstream generated according to a first coding protocol, and determining that a base layer is to be provided to the decoding device as part of an external bitstream that is different from the received encoded video bitstream. ... Qualcomm Incorporated
Method and system for depth estimation based upon object magnification
Methods and apparatus for determining a depth of an object within a scene are provided. Image data of a scene can be captured using a lens configured to project an image of the scene onto an image sensor. ... Qualcomm Incorporated
Power reduction and performance improvement through selective sensor image downscaling
Methods and systems for reducing power by controlling a sensor to selectively downscale portions of generated image signals representing a target scene image, the downscaled portions corresponding to identified portions of a previously processed captured and image also representative of the target scene. One innovation includes an imaging device having an image sensor having an array of imaging elements, the image sensor configured to generate first image information of a first spatial resolution for first portions of the array of imaging elements, and generate second image information for one or more second portions of the array of imaging elements, the second image information having one or more second spatial resolutions that are downscaled relative to the first spatial resolution, the image sensor further configured to control the downscaling of the one or more second resolutions by received downscaling control information identifying portions of the array of imaging elements.. ... Qualcomm Incorporated
Techniques and apparatuses for call handling during a user equipment ringing state
Aspects of the disclosure generally relate to wireless communication. A first wireless communication device may transmit, to a second wireless communication device and a third wireless communication device, an indication that the first wireless communication device is in a ringing state based at least in part on a first call message associated with the second wireless communication device and a second call message received from the third wireless communication device. ... Qualcomm Incorporated
Radio frequency sharing in multi-subscription wireless communication device
Embodiments described herein relate to systems and methods of managing communications for a wireless communication device having a first subscriber identity module (sim) associated with a first subscription and a second sim associated with a second subscription. The method may include attempting a first activity by the first sim with respect to a first network. ... Qualcomm Incorporated
Techniques for signaling dynamic control region for prach transmission
Techniques for signaling dynamic control region for prach transmission are described. In an aspect, the disclosure describes a method for receiving, at a user equipment (ue), an indication of a number of control symbols that the ue is to assume when transmitting physical random access channel (prach), and transmitting, by the ue, the prach over one or more slots based on the number of control symbols. ... Qualcomm Incorporated
Sounding reference signal transmission in low latency wireless transmissions
Methods, systems, and devices for wireless communication are described that support sounding reference signal (srs) transmission in low latency wireless transmissions. A set of shortened transmission time intervals (sttis) for uplink transmissions of a first wireless service may be identified; the set of sttis located within subframe time boundaries of a subframe of a second wireless service with a longer tti than the sttis. ... Qualcomm Incorporated
Pucch transmit diversity with one-symbol stbc
Aspects of the disclosure relate to wireless communication systems configured to provide techniques for utilizing a one-symbol space-time block code (stbc) process to encode control information for transmission on an uplink control channel. The one-symbol stbc process produces two code blocks, each for transmission on a different antenna. ... Qualcomm Incorporated
Multiple via structure for high performance standard cells
A mos device of an ic includes pmos and nmos transistors. The mos device further includes a first mx layer interconnect extending in a first direction and coupling the pmos and nmos transistor drains together, and a second mx layer interconnect extending in the first direction and coupling the pmos and nmos transistor drains together. ... Qualcomm Incorporated
Dynamically adaptive voltage-frequency guardband control circuit
In certain aspects, a system comprises a voltage-droop mitigation circuit configured to monitor voltage droop in a supply voltage supplied to a circuit, and to perform voltage-droop mitigation for the circuit if the monitored voltage droop is equal to or greater than a droop threshold. In one aspect, the system also includes a performance monitor configured to track a number of clock cycles over which the voltage-droop mitigation circuit performs the voltage-droop mitigation within a time duration, and to adjust the droop threshold based on the number of clock cycles. ... Qualcomm Incorporated
Structural modeling using depth sensors
Techniques are presented for constructing a digital representation of a physical environment. In some embodiments, a method includes obtaining image data indicative of the physical environment; receiving gesture input data from a user corresponding to at least one location in the physical environment, based on the obtained image data; detecting at least one discontinuity in the physical environment near the at least one location corresponding to the received gesture input data; and generating a digital surface corresponding to a surface in the physical environment, based on the received gesture input data and the at least one discontinuity.. ... Qualcomm Incorporated
Foveated rendering in tiled architectures
This disclosure describes examples for foveation rendering. A graphics processing unit (gpu) may render image content for each tile at different sizes as part of the rendering pass after a binning pass in which the gpu determined to which tiles vertices of primitives belong. ... Qualcomm Incorporated
Ending write data transfer in i3c hdr-ddr mode
Systems, methods, and apparatus are described that enable communication of flow-control signals over a serial bus. A method performed at a device coupled to the serial bus includes transmitting first data over the serial bus, transmitting one or more preamble bits preceding second data, disabling a driver coupled to a first wire of the serial bus while transmitting the preamble bits and while the first wire is in a first signaling state, terminating data transmission when the first wire has transitioned from the first signaling state to a second signaling state while the preamble bits are being transmitted, and transmitting second data after transmitting the preamble bits when the first wire has remained in the first signaling state during transmission of the preamble bits.. ... Qualcomm Incorporated
Data transfer ending in phase differential modes
Systems, methods, and apparatus are described that enable communication of flow-control signals over a serial bus that is operated in a phase differential mode of operation. A method performed at a device coupled to the serial bus includes transmitting first data while the serial bus is configured for a phase differential mode of operation, transmitting flow-control signaling after the first data has been transmitted, disabling a driver coupled to a first wire of the serial bus while transmitting the flow-control signaling and while the first wire is in a first signaling state, terminating data transmission when the first wire of the serial bus has transitioned to a second signaling state while the flow-control signaling is transmitted, and transmitting second data over the serial bus after transmitting the flow-control signaling when the first wire of the serial bus has remained in the first signaling state during transmission of the flow-control signaling.. ... Qualcomm Incorporated
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