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Telefonaktiebolaget Lm Ericsson publ
Telefonaktiebolaget Lm Ericsson publ A Corporation
Telefonaktiebolaget Lm Ericsson publ0
Telefonaktiebolaget Lm Ericsson publ Stockholm
Telefonaktiebolaget Lm Ericsson publ_20100107
Telefonaktiebolaget Lm Ericsson publ_20100114
Telefonaktiebolaget Lm Ericsson publ_20131212
Telefonaktiebolaget Lm Ericsson publ_20100128
Telefonaktiebolaget Lm Ericsson publ_20100121

Telefonaktiebolaget Lm Ericsson publ patents


Recent patent applications related to Telefonaktiebolaget Lm Ericsson publ. Telefonaktiebolaget Lm Ericsson publ is listed as an Agent/Assignee. Note: Telefonaktiebolaget Lm Ericsson publ may have other listings under different names/spellings. We're not affiliated with Telefonaktiebolaget Lm Ericsson publ, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "T" | Telefonaktiebolaget Lm Ericsson publ-related inventors


Composite power amplifier

A composite power amplifier for amplification of an input signal into an output signal is disclosed. The composite power amplifier comprises an input port for receiving the input signal, and an output port for providing the output signal. Furthermore, the composite power amplifier comprises a first set of sub-amplifiers, comprising... Telefonaktiebolaget Lm Ericsson publ

Determination of feedback timing

Embodiments of the present disclosure relate to a method and device for determining feedback timing. In example embodiments, the first communication device obtains information indicating at least one of a capability, a timing requirement, and a service type of a second communication device. Based on the obtained information, the first... Telefonaktiebolaget Lm Ericsson publ

Uplink reconfiguration for split bearer in dual connectivity

According to some embodiments, a wireless device operating in dual connectivity with a first and second network node performs a method comprising establishing an uplink radio connection from the wireless device to the first and second network nodes. The wireless device comprises first MAC and RLC modules for uplink radio... Telefonaktiebolaget Lm Ericsson publ

A first communications device and methods therein for transmitting data to a second communications device

A first communications device 102 and a method therein for transmitting data to a second communications device 104 on a sub-channel. The first device performs carrier sensing on a first sub-channel assigned an unknown occupancy state. When the first sub-channel is determined as being vacant, the first device transmits, to... Telefonaktiebolaget Lm Ericsson publ

Pattern-based data collection for a distributed stream data processing system

There is provided a communication system (100) comprising: a first network node (200) that transmits a flow of data records to a second network node (300) via a network (500), the second network node having a data record processing module (600) that receives and processes the data records; and a... Telefonaktiebolaget Lm Ericsson publ

Modular and scalable power amplifier system

A modular power amplifier system and an electronic device comprising the modular power amplifier system in which, the modular power amplifier system comprises a plurality of amplifier modules. The plurality of amplifier modules are arranged into a number of sections comprising a first section which comprises a first amplifier module... Telefonaktiebolaget Lm Ericsson publ

Fractional plls with low correlation

The programmable frequency control system presented herein provides frequency programmability and phase noise reduction for signals generated by a plurality of frequency programmable phase-locked loops (PLLs). In general, a modulated data stream input to each of the plurality of PLLs controls the frequency of the signal output by the PLLs.... Telefonaktiebolaget Lm Ericsson publ

Optimization of automatic gain control for narrow bandwidth operation

The gain of an amplifier in a receiver operating in a cellular communication system is controlled by determining one or more gain variability metrics, which are then used to produce first and second threshold values. A frequency difference between a current carrier frequency and a target carrier frequency is ascertained... Telefonaktiebolaget Lm Ericsson publ

Methods and devices for receipt status reporting

A method of receipt status reporting in a communication device (110), comprising configuring (S1) said communication device for periodic receipt status reporting by associating a first status report type with a value of a first reporting periodicity parameter and associating a second status report type with a value of second... Telefonaktiebolaget Lm Ericsson publ

Table design for 256 quadrature amplitude modulation

According to some embodiments, a method of determining a modulation coding scheme in a wireless network comprises receiving a CQI index, wherein the CQI index comprises a four-bit value associated with a channel quality of a wireless signal and identifying an entry in a CQI table based on the CQI... Telefonaktiebolaget Lm Ericsson publ

Transporting udp packets over an mptcp connection

A Multipath Transmission Control Protocol (MPTCP) client and an MPTCP server for transporting User Datagram Protocol (UDP) packets in plain transport mode are provided. The MPTCP client is operative to receive a request for establishing an MPTCP connection for transporting UDP packets between the MPTCP client and the MPTCP server,... Telefonaktiebolaget Lm Ericsson publ

System and activating and deactivating multiple secondary cells

According to certain embodiments, a method for activating and deactivating multiple secondary cells (150A-B) includes receiving a first message requesting activation or deactivation of a first secondary cell (first SCell) (150A) for a first carrier. In response to the first message, a first procedure is initiated to activate or deactivate... Telefonaktiebolaget Lm Ericsson publ

Maximizing channel capacity for common downlink channels

A wireless access node and method are described herein for improving a bandwidth utilization efficiency of a common downlink (DL) channel when transmitting device-related information included in one or more messages to a wireless device or a group of wireless devices, wherein the one or more messages have one or... Telefonaktiebolaget Lm Ericsson publ

Beam forming using an antenna arrangement

There are provided mechanisms for beam forming using an antenna array comprising dual polarized elements. A method comprises generating one or two beam ports. The one or two beam ports are defined by combining at least two non-overlapping subarrays. Each subarray has two subarray ports. The two subarray ports have... Telefonaktiebolaget Lm Ericsson publ

Server, client device and methods therein for handling cached content resources

A server (500), a client device (502) and methods therein, for handling cached content resources. When receiving (5:3) a request from the client device (502) in a downloading session, the server (500) identifies (5:4) a set of caches (504, 506) that can be accessed by the client device (502). The... Telefonaktiebolaget Lm Ericsson publ

System information configuration update in a wireless communication network

It is presented a method for indicating system information configuration updates to wireless terminals (1). The method is performed in a network node (2) of a wireless communication network (5) and comprises: determining (60) that a system information configuration has been updated; and transmitting (61) a paging message comprising information... Telefonaktiebolaget Lm Ericsson publ

Maximum power reduction for full duplex communications

The disclosure relates to transmission power control for Full Duplex, FD, Communications. In particular it relates to methods in a wireless device and in a network node of controlling Full Duplex, FD, transmission power using Maximum Power Reduction, MPR, parameters for FD Communications and to a corresponding network node, wireless... Telefonaktiebolaget Lm Ericsson publ

Methods used in radio nodes and associated radio nodes

The present disclosure relates to a method used in a radio node, and an associated radio node. The radio node is served by a superior radio node and serves one or more subordinate radio nodes. The method includes: receiving a first synchronization signal from the superior radio node; obtaining a... Telefonaktiebolaget Lm Ericsson publ

Audio frame loss concealment

Concealing a lost audio frame of a received audio signal by performing a sinusoidal analysis of a part of a previously received or reconstructed audio signal, wherein the sinusoidal analysis involves identifying frequencies of sinusoidal components of the audio signal, applying a sinusoidal model on a segment of the previously... Telefonaktiebolaget Lm Ericsson publ

Adaptive transmission methods for uplink control information

Systems and methods relating to control channel transmission in a cellular communications network that are particularly well-suited for use with, but not limited to, Carrier Aggregation (CA) with a large number of Component Carriers (CCs) are disclosed. In some embodiments, a method of operation of a wireless device in a... Telefonaktiebolaget Lm Ericsson publ

Method and performing credit reservations for online charging in a communication network

A method and apparatus advantageously consider historic usage data in determining the credit reservations made against subscriber accounts during online charging operations. In particular, with respect to a communication between first and second parties that is subject to online charging, the method and apparatus use historic usage data associated with... Telefonaktiebolaget Lm Ericsson publ

Gateway node, user equipment and methods therein for handling an incoming call to the user equipment

A method performed by a gateway node, for handling an incoming call to a first user equipment is provided. The gateway node serves the first user equipment in a terminating network. The first user equipment is a called party of the incoming call. The gateway node obtains (402) information about... Telefonaktiebolaget Lm Ericsson publ

Handling dc subcarrier in narrow bandwidth communications

A method is disclosed that includes configuring (202) a UE in a cell to operate with a center frequency of a radio frequency, RF, reception band-width of the UE receiver is different than the center frequency of an RF transmission bandwidth of the cell; puncturing (204) a subcarrier in a... Telefonaktiebolaget Lm Ericsson publ

Dual carrier modulation with single carrier reception

Also disclosed is an arrangement of a wireless terminal and an access point, a method of an access point, an access point, a wireless terminal and a computer program product.... Telefonaktiebolaget Lm Ericsson publ

Selective inactivation of control rules parameters

The present invention faces the issues of inactivating a particular control rule parameter, only for a given control rule and whilst maintaining this particular control rule parameter for other control rules and provides for methods and apparatuses whereby, upon determining by a control server that a particular parameter is no... Telefonaktiebolaget Lm Ericsson publ

Assigning addresses in a communications network

A method and apparatus for addressing a message sent from a proxy node to a peer node in a communications network. The proxy node receives from a host node a plurality of multipath messages. Each message of the plurality of multipath messages has an address. The proxy node then applies... Telefonaktiebolaget Lm Ericsson publ

Transmitting positioning reference signals

Systems and methods are disclosed herein that relate wireless device positioning based on cell portion specific Positioning Reference Signals (PRSs) by multiple Transmit Points (TPs) in a shared cell. In some embodiments, a method of operation of a TP in a cellular communications network is provided. The TP is one... Telefonaktiebolaget Lm Ericsson publ

Method and seamless handover in a wireless communication network

A mobile station is configured to support handover from a source base station to a target base station. The mobile station receives signaling from the target base station that indicates Packet Data Convergence Protocol (PDCP) protocol data units which have been successfully received at the target base station. In response,... Telefonaktiebolaget Lm Ericsson publ

Improved handover in high speed scenario

Performance optimization of a mobile communications network is disclosed where groups of wireless communication devices are moving together at high speed, e.g. on-board high speed trains. The performance optimization is provided via a multiple layered access context in terms of a low frequency layer serving as a large coverage cell... Telefonaktiebolaget Lm Ericsson publ

Cell search for d2d enabled ues in out of network coverage

The disclosure also pertains to related methods and devices.... Telefonaktiebolaget Lm Ericsson publ

Transmission and reception of control signals comprising control information

The disclosure relates to methods, devices, and computer programs in mobile communications. More specifically, the proposed technique relates to broadcasting and receiving transmitting control information for supporting system access or system monitoring. In particular the disclosure relates a method, performed in a network node, for transmitting control information for supporting... Telefonaktiebolaget Lm Ericsson publ

Flexible configuration of paging signals

The disclosure relates to methods, devices, and computer programs in mobile communications. More specifically the disclosure relates to a method, performed in a network node, for paging a wireless device. The method comprises determining parameters for a paging transmission, obtaining two or more possible paging transmission formats, selecting one of... Telefonaktiebolaget Lm Ericsson publ

Method and apparatus in a wireless communications system

A method in a user equipment for requesting that a base station schedule the user equipment for an uplink data transmission to the base station is provided. The user equipment comprises a buffer. Directly or indirectly responsive to receiving data into the buffer to be transmitted to the base station,... Telefonaktiebolaget Lm Ericsson publ

Method and device for performing camping

Embodiments of the disclosure generally relate to performing camping in a wireless communication network. A device in the wireless communication network obtains an operation state of a mobile terminal. Based on the operation state, the device determines a target camping mode from a single camping mode and a multiple camping... Telefonaktiebolaget Lm Ericsson publ

Method and selecting antenna beamforming precoding vectors for transmissions

A method, in a transmitting device having a plurality of transmitter antennas, for selecting antenna beam-forming precoding vectors for transmissions is provided. The method comprises transmitting to a receiving device at a first time, using a first beam-forming precoding vector that maps symbols to be transmitted to the plurality of... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180091259

Advanced error detection coding

There is disclosed a method for operating a transmitting node (10, 100) for a wireless communication network, the transmitting node being adapted for transmitting data utilizing error detection coding, wherein the error detection coding has a coding length in bits, the method comprising adapting the coding length based on a... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180091449

Event-driven policy-based distributed container management system

A system and method implements an event service of a platform. The platform executes a set of containers and component services to support the set of containers. The method tracks subscribers for events and facilitates distribution of the events to the subscribers. The events include information about changes to the... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180091969

Method and arrangement in a telecommunication system

Handling of UE capability information in a mobile telecommunications network wherein an eNodeB receives information regarding the UE capability information from the UE and stores the information. The eNodeB sends the UE capability information to the EPC, i.e., to an MME, which receives and stores the UE capability information. When... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180092077

Resource allocation for downlink transmission to at least two wireless communication devices

There is provided a method for resource allocation for downlink transmission to at least two wireless communication devices in a wireless communication network. Simultaneous transmission to the wireless communication devices is allowed on one or more channels with at least two supported modulation alphabets of different sizes, each channel being... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180092088

Method and arrangement for configuring csi measurements

Embodiments described herein provide a method in a network node for configuring interference measurements for a wireless device. According to the method, the network node receives information indicating whether a channel state information interference measurement (CSI-IM) resource configuration restriction applies for the wireless device. The network node further configures CSI-IM... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180091173

Decoding of messages with known or hypothesized difference

Decoding of a first message is disclosed, wherein first and second messages are encoded by a code (represented by a state machine) to produce first and second code words, which are received over a communication channel. A plurality of differences (each corresponding to a hypothesized value of a part of... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180091196

Measurement procedures for drs with beamforming

Systems and methods relating to transmission and use of Discovery Reference Signal (DRS) signals are disclosed in herein. In some embodiments, a method of operation of a Transmission Point (TP) in a cellular communications network comprises transmitting, from the TP, a same one or more DRS signals using at least... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180091211

Power control and beamforming with a plurality of power amplifiers

A communication entity includes an antenna array with different antennas for transmitting and receiving. A combined transmission signal is generated by superposition of the transmission signals from the different antennas. Power amplifiers are each connected to one antenna. A control unit controls an input signal of each power amplifier and... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180091263

Wireless device and method therein for performing a retransmission of data in a device-to-device, d2d, communication

Embodiments herein relate to a method performed by a first wireless device for performing a transmission of data in a Device-to-Device, D2D, communication to a second wireless device. The transmission of the data is associated with a Hybrid Automatic Repeat reQuest, HARQ, process. The first wireless device first determines that... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180091266

Harq in spatial multiplexing mimo system

A method and apparatus for signaling scheduling information in a spatial multiplexing wireless communications system, as well as corresponding methods and apparatus for processing such signaling information, are disclosed. Signaling scheduling information includes scheduling first and second transport blocks for simultaneous transmission during a first transmission interval on first and... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180091269

Interference control in dual connectivity

The invention relates to a wireless device, network nodes and methods therein for handling interference. A method in a wireless device comprises receiving an Instant Uplink Access, IUA, grant from the first network node, which indicates at least a periodicity of a semi-persistent scheduling. The method further comprises, when having... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180091322

Method and providing electrical power to a broadband digital subscriber line access

Power is supplied to telecom equipment in DSLAM outdoor/remote cabinets with relatively short distances between the subscriber and the cabinet. All of the subscriber Customer Premises Equipment connected to the DSLAM each provide a portion of the required power to the remote cabinet via the telephone line connecting the DSLAM... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180091337

Multi-modulation receiver, transmitters and methods for handling multi-modulation in wireless communication systems

A multi-modulation receiver configured to receive a multicarrier signal comprising data transmitted from multiple transmitters. At least one of the transmitters is a transmitter using a modulation scheme other than Orthogonal Frequency-Division Multiplexing. Data transmitted from different transmitters are mapped to different subcarriers in the frequency domain. The multi-modulation receiver... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180091353

Multipoint transmission and reception in a radio communication network

A periodic phase modulation, having a period shorter than a symbol period, is applied as a source modulation, in addition to a symbol modulation, to signals transmitted between a transmitter and a receiver in a communication network. Symbol value elements can be sent from multiple transmitters (203, 303, 603, 703)... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180091386

Method and scoring node for estimating a user's quality of experience for a delivered service

A method and a scoring node for estimating a user's Quality of Experience, QoE, when a service is delivered in a media stream to the user by means of a communication network. Quality-related parameters pertaining to the service delivery are extracted, and an individual opinion score is determined for each... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180091557

Methods and devices for access control of data flows in software defined networking system

The disclosure relates to a method for access control of a data flow in a software defined networking system. The method includes is performed in a controller device and comprises: receiving a first packet associated with a first data flow between a client node and a server node, verifying, based... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180091992

Dynamic csi reporting type

This disclosure pertains to a terminal for a Radio Access Network, the terminal being adapted for transmitting a measurement report on received reference signaling. The measurement report is based on one report type out of a set of possible report types, the terminal determining the report type of the measurement... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180091993

Methods and apparatuses for supporting mdt during edrx

A wireless device obtains an extended discontinuous reception (eDRX) configuration for the wireless device, obtains a minimization of drive tests (MDT) configuration for the wireless device, and adapts at least one of the eDRX configuration and the MDT configuration such that the wireless device completes an MDT measurement according to... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180092003

Traffic availability in a cellular communication network

A network node and a method performed in a network node of a cellular communication network comprising the steps of obtaining an indicator to secure a traffic availability for a connection, wherein the traffic availability is related to how likely the connection will remain operable, determining whether the network node... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180092009

Network node and handling network connections

A Wireless Local Area Network, WLAN, node and a method performed by the WLAN node for assisting a Station, STA, in selecting a WLAN connection for the STA, The WLAN node provides a first WLAN and a second WLAN with overlapping coverage, the first WLAN providing connections for a first... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180092025

Method in a network node for providing a device access to a network

The disclosure relates to a method (30) for a network node (6, 7, 8) of a wireless network (1) of providing a device (5, 9) access to the wireless network (1). The method (30) comprises receiving (31), from a device (5, 9), an access request comprising a preamble; establishing (32),... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180092052

Method, terminal device and wireless network node for matching uplink coverage area and downlink coverage area

Disclosed are methods, wireless network nodes and terminal devices for matching an uplink coverage area and a downlink coverage area. The method may include determine an uplink coverage margin and a downlink coverage margin, calculate an uplink-downlink coverage gap based on differences of the uplink coverage margins and the downlink... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180092120

Method and access node for signaling scheduling information to terminal device and method and terminal device for performing scheduled communications

The disclosure provides a method in an access node for signaling scheduling information to a terminal device and the associated access node. The method comprises generating one or more scheduling messages for scheduling data transmissions over two or more types of radio resources available on a radio link. The method... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180092121

Systems and methods relating to granting transmissions in a multi-carrier dynamic time division duplexing (tdd) cellular communications system

Systems and methods relating to providing an uplink (UL) grant to a wireless device in a multi-carrier, dynamic Time Division Duplexing (TDD) system are disclosed. In some embodiments, a method of operation of a radio node in a cellular communications network comprises receiving a grant that grants a communication of... Telefonaktiebolaget Lm Ericsson publ

03/29/18 / #20180092140

Adaptive peer status check over wireless local area networks

Embodiments of the invention relate to methods and apparatus for adapting the IKE/IPsec peer status time interval in accordance with the service delivered to the UE. The peer status time interval is used to detect IKE/IPsec peer liveliness in the UE. The evolved Packet Data Gateway, ePDG, sets the peer... Telefonaktiebolaget Lm Ericsson publ

03/22/18 / #20180084446

Method and monitoring radio link quality

Embodiments propose an efficient solution for radio link quality monitoring by a terminal device under coverage of a plurality of beams. Particularly, one embodiment includes a method for monitoring a radio link quality at a terminal device under coverage of a plurality of beams. The method comprises determining a radio... Telefonaktiebolaget Lm Ericsson publ

03/22/18 / #20180084508

Power level of transmitted control channel symbol

Channel estimation accuracy is improved by adjusting the power level of a physical control channel allocated to a receiver based on the transmission rate and/or transport format of a corresponding physical data channel allocated to the same receiver. The physical control channel may be a DPCCH, E-DPCCH or other type... Telefonaktiebolaget Lm Ericsson publ

03/22/18 / #20180082053

Application token through associated container

A method and system that implements a container manger that manages access to resources within a virtualization platform with the use of application tokens. An application token includes information identifying a primary application that can be used to manage access to the resources for the primary application. The method includes... Telefonaktiebolaget Lm Ericsson publ

03/22/18 / #20180083681

A csi report framework for enhanced separate dimension feedback

There is disclosed a method for operating a MIMO transmitting node (100) for a wireless communication network. The method comprises configuring a receiving node (10) for determining CSI feedback for a first number Ncsi_ports of separate CSI-RS ports, the first number Ncsi_ports being smaller than a second number Nports of... Telefonaktiebolaget Lm Ericsson publ

03/22/18 / #20180083971

Authorization with container application issued token

A method and system manages access to resources within a virtualization platform using an application token, where the application token includes information to enable identification of an associated application. The method includes receiving a request from an application programming interface (API) server to instantiate an application, where the application is... Telefonaktiebolaget Lm Ericsson publ

Patent Packs
03/22/18 / #20180084486

User equipment camping in wireless systems

Methods and wireless devices for monitoring system information in a wireless communications network. An example method comprises selecting (620) a first downlink signal carrying uplink access configuration information, from among two or more candidate downlink signals carrying uplink access configuration information, based at least in part on signal quality measurements... Telefonaktiebolaget Lm Ericsson publ

03/22/18 / #20180084524

Radio network node, core network node and methods performed therein

Embodiments herein relate to a method performed by a radio network node (12) for handling communication of data to a wireless device (10) in a wireless communication network (1). The radio network node triggers a paging procedure of the wireless device from a core network node (13) in the wireless... Telefonaktiebolaget Lm Ericsson publ

03/22/18 / #20180083356

Antenna mount

The present invention relates to a mounting arrangement and an antenna mounting device for mounting a directional antenna to fixed infrastructure. The antenna mounting device comprises a first adjustment element comprising a first end, an infrastructure part for attaching the antenna mounting device to the fixed infrastructure, and an antenna... Telefonaktiebolaget Lm Ericsson publ

03/22/18 / #20180083366

A reflector antenna arrangement

The present disclosure relates to a reflector antenna arrangement comprising at least a first reflective metal surface and a signal feeding arrangement transition that is adapted to receive a signal feeding arrangement that in turn is adapted to transmit and/or receive electromagnetic radiation via the first reflective metal surface. The... Telefonaktiebolaget Lm Ericsson publ

03/22/18 / #20180083722

Configuration and reporting of mobility measurements

There is provided mechanisms for configuring mobility measurements. A method is performed by a network node. The method comprises obtaining parameters to be used for a mobility measurement procedure. The parameters are valid for at least two consecutive measurement sessions of the mobility measurement procedure. The method comprises providing a... Telefonaktiebolaget Lm Ericsson publ

03/22/18 / #20180083850

Service performance monitoring in a virtualized communication network

A method, in a first bearer-processing node of a multi-node bearer path in a data session, for monitoring an overall performance of the data session, wherein at least the first bearer-processing node in the multi-node bearer path is a virtualized network function, VNF, is disclosed. The method comprises: obtaining a... Telefonaktiebolaget Lm Ericsson publ

03/22/18 / #20180084417

Protecting wlcp message exchange between twag and ue

A method of protecting WLAN Control Protocol (WLCP) message exchange between a Trusted WLAN Access Gateway (TWAG) (112) of a Trusted WLAN Access Network (TWAN) (110) and a User Equipment (UE) (101) are provided. The method comprises deriving, by an Authentication, Authorization, and Accounting, (AAA) Server (103) of an Evolved... Telefonaktiebolaget Lm Ericsson publ

03/22/18 / #20180084445

Link quality estimation and apparatus in a telecommunication system

Method and apparatus for enabling accurate link quality estimation of a wireless link between a sending node and a receiving node. When the sending node receives link state reports from the receiving node, it estimates the current state of the wireless link. The sending node also determines a measurement adjusting... Telefonaktiebolaget Lm Ericsson publ

03/22/18 / #20180084475

Methods and network nodes for multi-connectivity handling in a communication system

A method of multi-connectivity handling in a communication system is disclosed. The method may be performed in a first network node and comprises: generating a data protocol packet destined to a communication device, and including in the data protocol packet at least one identifier identifying data protocol processing context and... Telefonaktiebolaget Lm Ericsson publ

03/22/18 / #20180084504

Communication device and method therein for handling connection state changes in wireless communication network

A wireless communication device and method therein for handling connection state changes in a wireless communication system are disclosed. The wireless communication device comprises at least two SIMs, in which a first SIM is in a first original connection state towards a first network node, a second SIM is in... Telefonaktiebolaget Lm Ericsson publ

03/22/18 / #20180084522

Measurement fingerprinting positioning

A system, computer software and method for collecting, in addition to position data, additional positioning data in a user terminal served by a communication network. The method includes initiating, by generating a message within the user terminal, collection of the positioning data, where the positioning data includes information based on... Telefonaktiebolaget Lm Ericsson publ

03/15/18 / #20180074724

Workload aware storage platform

A node is provided. The node includes a receiver configured to receive data from an application. The data includes at least one of an expected workload on a dataset by the application and at least one expected characteristic of the dataset. The node includes a processor. The node includes a... Telefonaktiebolaget Lm Ericsson publ

03/15/18 / #20180077616

Methods used in cluster manager, radio node and control node, and associated devices

Methods and apparatuses for controlling a cluster for a terminal device served by a radio node are described. A cluster manager is under control of a control node and the cluster includes the radio node. The method includes: receiving Layer 1 (L1)/Layer 2 (L2) measurements of the terminal device on... Telefonaktiebolaget Lm Ericsson publ

03/15/18 / #20180076618

Low power high speed interface

An interface for inter-chip communication, comprises a transmitter part (TX) for transmitting a differential signal and a receiver part (RX) for receiving the differential signal, the transmitter part (TX) being provided in a first integrated circuit chip (CHIP A) and the receiver part (RX) being provided in a second integrated... Telefonaktiebolaget Lm Ericsson publ

03/15/18 / #20180076865

Precoding codebook bitmaps in telecommunications

A base station node communicates over a radio interface with a wireless terminal. The base station node comprises a controller which, upon basis of channel feedback received from the wireless terminal, is configured to make a precoding codebook bitmap decision regarding a precoding codebook bitmap affecting transmissions between the base... Telefonaktiebolaget Lm Ericsson publ

Patent Packs
03/15/18 / #20180077599

Throttling-based traffic steering

Systems and methods for throttling-based traffic steering are disclosed, In some embodiments, a method of operation of a network node in a wireless communications network to provide traffic steering of a wireless device being served by the wireless communications network includes selecting the wireless device to be steered away from... Telefonaktiebolaget Lm Ericsson publ

03/15/18 / #20180077632

Methods and arrangements for managing access information enabling a wireless device to access a wireless communication network

A first network node (110, 130) provides access information enabling a wireless device (120) to access a first wireless communication network (100). The first radio network node provides (301; 801) a first access identifier (402; 502; 602; 702) and a first access information compilation (401; 501; 601; 701) identified by... Telefonaktiebolaget Lm Ericsson publ

03/15/18 / #20180077637

Method and control node for selection of a network partition and corresponding routing of a received message

A method implemented in a control node includes receiving a message from a first node. The method further includes determining whether the received message corresponds to one or more network partitions based at least in part on the partition selection information. The method further includes selecting, in response to determining... Telefonaktiebolaget Lm Ericsson publ

03/15/18 / #20180076769

Passive mixer with reduced second order intermodulation

The present disclosure generally relates to the field of receiver structures in radio communication systems and more specifically to passive mixers in the receiver structure and to a technique for converting a first signal having a first frequency into a second signal having a second frequency by using a third... Telefonaktiebolaget Lm Ericsson publ

03/15/18 / #20180076859

Methods and devices for indicating precoder parameters in a wireless communication network

A method for indicating parameters of a precoder from a wireless device to a network node in a wireless communication system is provided. The method comprises: determining at least one rotation factors associated with a plurality of orthogonal beams; selecting a subset of beams from the plurality of orthogonal beams;... Telefonaktiebolaget Lm Ericsson publ

03/15/18 / #20180076861

Multi-stream faster-than-nyquist transmission using bandwidth partitioning

The present disclosure generally relates to the field of Faster-Than-Nyquist Signaling More specifically, the present disclosure relates to a technique of supporting Faster-Than-Nyquist transmission of data in a Multiple Input Multiple Output environment. A method embodiment comprises: forming two or more spatial data streams from data to be transmitted in... Telefonaktiebolaget Lm Ericsson publ

03/15/18 / #20180076863

Precoder structure for mimo precoding

The teachings herein present a method and apparatus that implement and use a factorized precoder structure that is advantageous in terms of performance and efficiency. In particular, the teachings presented herein disclose an underlying precoder structure that allows for certain codebook reuse across different transmission scenarios, including for transmission from... Telefonaktiebolaget Lm Ericsson publ

03/15/18 / #20180076883

Method and device for in-service monitoring of optical fibres

Methods, optical transmitters and a system of optical transmitters for transmitting data over and monitoring a fibre cable. A method performed by an optical transmitter for transmitting data over and monitoring of a fibre cable comprises generating at least a first optical carrier and a second optical carrier at a... Telefonaktiebolaget Lm Ericsson publ

03/15/18 / #20180076941

Technique for assigning pilot signals to user equipments

A technique for assigning pilot signals to user equipments is described. The user equipments access a radio base station that provides radio access. As to a method aspect of the technique, an access burst including initial pilot signals is received from the user equipments, wherein at least two of the... Telefonaktiebolaget Lm Ericsson publ

03/15/18 / #20180077001

In-session communication for service application

The invention relates to a method carried out by a service control entity to set up a communication path for exchange of service control messages with a service application entity (200) in a mobile communications network for controlling an application of a service, by the service application entity (200), to... Telefonaktiebolaget Lm Ericsson publ

03/15/18 / #20180077208

System, method, and floor control during push to talk

There is disclosed herein systems, methods, and apparatuses for floor control in a push to talk communication session. According to certain embodiments, a method for floor control comprises, prior to transmitting a first message to one or more wireless devices (110a), determining, at a first wireless device (110), a priority... Telefonaktiebolaget Lm Ericsson publ

03/15/18 / #20180077292

Method for facilitating provisioning of service-related products in a communication network

Disclosed is a method performed by a policy control server of a communication network to facilitate provisioning of service-related products in the communication network. The method comprises receiving, from a node of the communication network, a policy settings request message, requesting charging policy settings for service-related products of a subscriber... Telefonaktiebolaget Lm Ericsson publ

03/15/18 / #20180077587

Apparatus and assigning cells to coordination sets for optimizing coordination performance

An apparatus and method to perform assignment of a cell associated with a remote radio unit (RRU) to a coordination set (“C-Set”) associated with at least one BBU to optimize the overall performance of a network. The method, as implemented, is based on a greedy algorithm and uses (1) score... Telefonaktiebolaget Lm Ericsson publ

03/15/18 / #20180077614

Establishment of dual connectivity

A wireless device establishes multi-connectivity to a wireless communication network. In particular, the wireless device transmits a request for a connection to a third network element over a second wireless link. The third network element is a candidate for establishing the multi-connectivity. The wireless device also enables the third network... Telefonaktiebolaget Lm Ericsson publ

03/15/18 / #20180077636

Cell search and connection procedures in a cellular communication device

A cell-search method for a cellular communication device capable of communicating via a first radio-access technology, RAT, in a first frequency band, and via a second RAT in a second frequency band, which is in a higher frequency region than the first frequency band is disclosed. The method comprises performing... Telefonaktiebolaget Lm Ericsson publ

03/15/18 / #20180077653

Power allocation for device-to-device communication underlaying cellular networks

A method and network node for configuring a device-to-device (D2D) pair and a cellular wireless device, the cellular wireless device configured to have a direct link with a serving network device of a network cell in which the cellular wireless device resides. The method includes receiving Channel State Information (CSI)... Telefonaktiebolaget Lm Ericsson publ

03/15/18 / #20180077697

Grid design for introducing gaps in transmission for dl nb-iot

A method in a network node includes communicating, over a narrowband Internet of Things downlink, a first message to a first wireless device during repetition periods of at least a first time frame and a second time frame of a plurality of time frames of a transmission time of a... Telefonaktiebolaget Lm Ericsson publ

03/15/18 / #20180077720

Node and prescheduling ulink resources in a wireless network according to a ue's application requirements

Example embodiments presented herein are directed towards a wireless device (101) and a network node (102, 103, 104, 110, 111, 115), and corresponding methods therein, for prescheduling uplink communications in a wireless network. Such prescheduling is performed prior to the time the uplink communication is needed. According to the example... Telefonaktiebolaget Lm Ericsson publ

03/15/18 / #20180077748

Joint wan and sidelink transmission methods for device-to-device capable user equipment

A method in a network node (110) is disclosed. The method comprises determining (404) whether a wireless device (121) is configured to receive signals over both a first communication link (131, 132) and a second communication link (140) during at least partly overlapping time resources, and determining (412) whether the... Telefonaktiebolaget Lm Ericsson publ

03/08/18 / #20180067518

Device for handheld operation and method thereof

A device (100) for handheld operation, such as a mobile phone, a mobile terminal, a smartphone, a User Equipment (UE), a tablet, a phablet, a media player, a remote control, or a gaming console, is provided. The device is operative to detect an imminent or prevailing indication of an unstable... Telefonaktiebolaget Lm Ericsson publ

03/08/18 / #20180069706

Generating cryptographic checksums

A method (400) of generating a cryptographic checksum for a message M(x) is provided. The method is performed by a communication device, such as a sender or a receiver, and comprises calculating (405) the cryptographic checksum as a first function g of a division of a second function of M(x),... Telefonaktiebolaget Lm Ericsson publ

03/08/18 / #20180069793

Techniques for architecture-independent dynamic flow learning in a packet forwarder

Exemplary techniques for architecture-independent dynamic flow learning in a packet forwarder are described. A packet forwarder includes a plurality of forwarding threads and a plurality of provisioning threads, and can implement three functional blocks to learn new flows—an admission control block, a forwarding database building block, and a notification path... Telefonaktiebolaget Lm Ericsson publ

03/08/18 / #20180070279

Initiating blind handover

The disclosure relates to a method (20) for initiating a blind handover of a terminal (2) in a wireless communications system (1). The terminal (2) is served by a first cell using a first frequency band and a first radio access technology, wherein the wireless communications system (1) employs a... Telefonaktiebolaget Lm Ericsson publ

03/08/18 / #20180070321

A wireless device, a network node and methods performed thereby for communicating with each other

A wireless device, a network node and respective methods performed thereby for communicating with each other are provided. The method performed by the wireless device comprises determining (120) a first interference level indication of a first frequency resource; and determining (125) a second interference level indication of a second frequency... Telefonaktiebolaget Lm Ericsson publ

03/08/18 / #20180070355

Srs design for unlicensed carriers

There is disclosed a User Equipment for a MulteFire wireless communication network. The User Equipment comprises processing circuitry and a transmitter, the User Equipment being adapted for utilizing the processing circuitry and the transmitter for performing a Listen-Before-Talk (LBT) procedure for one or more transmission bandwidths; transmitting Physical Uplink Shared... Telefonaktiebolaget Lm Ericsson publ

03/08/18 / #20180067778

Elasticity for highly availabile applications

Cloud computing is continuously growing as a business model for hosting information and communications technology applications. While the on-demand resource consumption and faster deployment time make this model appealing for the enterprise, other concerns arise regarding the quality of service offered by the cloud. The placement strategy of the virtual... Telefonaktiebolaget Lm Ericsson publ

03/08/18 / #20180068232

Expert-assisted online-learning for media similarity

A system (e.g., content management system), a recommender system, a storage device, and various methods are described herein that improves with the aid of human (expert) judgment the online-learning for item-item similarity (e.g., movie-movie similarity).... Telefonaktiebolaget Lm Ericsson publ

03/08/18 / #20180069302

Antenna with adjustable beam characteristics

The present invention relates to an antenna comprising multiple array elements with a first and second feeding point, each associated with orthogonal polarizations, each array element has a first and second phase centre each associated with the orthogonal polarizations, the first and second phase centres of said array elements are... Telefonaktiebolaget Lm Ericsson publ

03/08/18 / #20180069476

Switched mode power supply

A switched mode power supply comprises a control signal generator arranged to generate first and second control signals via first and second outputs, respectively, which are coupled to respective first and second inputs of a switching stage, by means of respective first and second control signal paths. The switching stage... Telefonaktiebolaget Lm Ericsson publ

03/08/18 / #20180069684

Network node of a time division duplex system, and arrangement, method, and computer program therefor

A method of a network node of a time division duplex (TDD) system is disclosed. The method comprises acquiring a maximum cell synchronization error, determining a number of symbols of a partial uplink subframe (PUSF) based on the maximum cell synchronization error, and transmitting an indication of a PUSF configuration... Telefonaktiebolaget Lm Ericsson publ

Social Network Patent Pack
03/08/18 / #20180069714

Method and managing subscription to a policy counter

A method, performed in a Policy and Charging Rules Function (PCRF) for managing subscription to a policy counter maintained at an Online Charging System (OCS) is disclosed. The PCRF is operable to communicate with the OCS over an Sy reference point. The method comprises receiving an All Users subscription trigger... Telefonaktiebolaget Lm Ericsson publ

03/08/18 / #20180069834

Data protection control

The invention relates to the field of data processing in a distributed environment, and more particularly control of movement of data and processes so as to achieve a protection that ensures that sensitive data and processes is not moved to untrusted domains. This is achieved by a method and apparatus... Telefonaktiebolaget Lm Ericsson publ

03/08/18 / #20180070091

Improved compression in high dynamic range video

There is provided a method in a video encoding apparatus, the method comprising applying a transfer function to tristimulus values detected by a video camera, the transfer function selected based on the video content.... Telefonaktiebolaget Lm Ericsson publ

03/08/18 / #20180070113

Bitrate control in a virtual reality (vr) environment

A system and method for providing bitrate control for delivering media content to a plurality of virtual display (VD) screens presented in a virtual reality (VR) environment effectuated by a VR device of a subscriber based on detecting a movement in a point of view with respect the VD screens'... Telefonaktiebolaget Lm Ericsson publ

03/08/18 / #20180070119

Bitrate control in virtual reality (vr) environments using time-shifting and unicast delivery

A system and method for providing bitrate control for delivering media content to a plurality of virtual display (VD) screens presented in a virtual reality (VR) environment effectuated by a VR device of a subscriber based on detecting a movement in a point of view with respect the VD screens'... Telefonaktiebolaget Lm Ericsson publ

03/08/18 / #20180070149

Streaming with optional broadcast delivery of data segments

For streaming data in a mobile communication network, a descriptive file of a stream is provided. The descriptive file comprises a list of delivery source identifiers, e.g. URIs, for unicast delivery of data segments of the stream. A broadcast indicator is selectively added to the descriptive file so as to... Telefonaktiebolaget Lm Ericsson publ

03/08/18 / #20180070234

Wireless communications

This relates to wireless communications, and in particular to the generation of keying material for security purposes. In particular, A method of performing authentication for a user terminal. The method comprises performing an Authentication and Key Agreement procedure for authenticating the user terminal in a cellular access network, wherein a... Telefonaktiebolaget Lm Ericsson publ

03/08/18 / #20180070239

Network node and detecting false base stations

A method performed by a network node, for detecting a false base station in a communications network. The network node operates in the communication network and is adapted to serve a network device via a serving Radio Access, RA, node. The network node sends a message to a network device,... Telefonaktiebolaget Lm Ericsson publ

03/08/18 / #20180070263

Supporting delivery of data packets using transmission control protocol in a wireless communication network

The present disclosure generally relates to the field of data delivery. More specifically, the present disclosure relates to a technique of supporting delivery of data packets using Transmission Control Protocol (TCP) in a wireless communication network. A method embodiment comprises identifying (S202), by a base station of the wireless communication... Telefonaktiebolaget Lm Ericsson publ

03/08/18 / #20180070316

Power control in a wireless network

There is provided a method, performed by a network node, for enabling uplink power control in a wireless network. The method comprises assigning (S1) a transmit power for downlink transmission of a reference signal, wherein the reference signal is to be used for power control of at least one uplink... Telefonaktiebolaget Lm Ericsson publ

Patent Packs
03/08/18 / #20180070350

Methods and nodes for transferring a service identifier from a packet core network to a radio network

A method in a in a Base Station Subsystem (BSS) for receiving a service identifier from a packet core network is provided. The BSS receives a service identifier in a BSS General Packet Radio Service (GPRS) Protocol (BSSGP) Downlink unitdata Protocol Data Unit (DL-UNITDATA PDU) that includes a Logical Link... Telefonaktiebolaget Lm Ericsson publ








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