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Texas Instruments Incorporated
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Texas Instruments Incorporated patents

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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "T" | Texas Instruments Incorporated-related inventors

 new patent  Low-energy actuator (lea) diode detection

A circuit comprises a CLVS, a LEA coupled to the CLVS, and a peak detector coupled to the CLVS and the LEA, wherein the peak detector is a switch-based peak detector. A method comprises closing a first switch for a period of time to provide a current to an actuator,... Texas Instruments Incorporated

 new patent  Methods and narrowband ranging systems using reference signal interpolation

Methods and apparatus to determine an accurate distance to a target using reference signal interpolation is disclosed. An example apparatus includes an interpolator to receive a first sample of a reference signal and a second sample of a reference signal; and interpolating a reconstructed reference signal sample based on the... Texas Instruments Incorporated

 new patent  Methods and narrowband ranging systems using coarse and fine delay estimation

Methods and apparatus to determine a distance to a target using coarse and fine delay estimation based on a narrowband transmit signal are disclosed. An example apparatus includes a transducer to receive a reference signal and a reflected signal, the reflected signal being the reference signal after being reflected of... Texas Instruments Incorporated

 new patent  Power efficient lidar

Described examples include an integrated circuit having an analog-to-digital converter operable to receive an input signal derived from a light signal and convert the input signal to a digital received signal, the analog-to-digital converter operable to receive the input signal during at least one window. The integrated circuit further has... Texas Instruments Incorporated

 new patent  Power control system

One example includes a power control system. The power control system includes an activation controller that is powered via a first power voltage generated via a first power supply and is configured to provide an enable signal. The activation controller can assert the enable signal in response to an input... Texas Instruments Incorporated

 new patent  Low energy accelerator processor architecture with short parallel instruction word

Methods and apparatus for a low energy accelerator processor architecture with short parallel instruction word. An integrated circuit includes a system bus having a data width N, where N is a positive integer; a central processor unit coupled to the system bus and configured to execute instructions retrieved from a... Texas Instruments Incorporated

 new patent  Method and structure for dual sheet resistance trimmable thin film resistors at same level

An integrated circuit includes a higher sheet resistance resistor and a lower sheet resistance resistor, disposed in a same level of dielectric layers of the integrated circuit. The higher sheet resistor has a body region and head regions in a higher sheet resistance layer. The lower sheet resistor has a... Texas Instruments Incorporated

 new patent  Methods and efficient linear combiner

In accordance with an example, an integrated circuit includes a linear combiner having an input for receiving a signal. The linear combiner also has a plurality of operator circuits for applying weighting factors to the signal, in which a first operator circuit in the plurality of operator circuits performs a... Texas Instruments Incorporated

 new patent  System and built-in self-test of electronic circuits

In described examples of a device with built-in-self-test, a multiplexer has at least first and second input terminals and is coupled to receive a first input signal at the first input terminal, a second input signal at the second input terminal, and selection signals. Also, the multiplexer is coupled to... Texas Instruments Incorporated

 new patent  Direct current mode digital-to-analog converter to class d amplifier

A system includes a class D amplifier and a current steering digital-to-analog converter (DAC) directly connected to the class D amplifier. The system also includes a common mode servo circuit coupled to a node interconnecting the current steering DAC to the class D amplifier. The common servo circuit amplifies a... Texas Instruments Incorporated

 new patent  Uplink control signaling for joint fdd and tdd carrier aggregation

Embodiments of the invention are directed to a method for operating a mobile device including establishing a connection to a first base station designated as a PCell and establishing a connection to a second base station designated as a SCell. When the mobile device receives PDSCH from a TDD SCell... Texas Instruments Incorporated

Kill die subroutine at probe for reducing parametric failing devices at package test

A method of testing semiconductor devices includes contacting bond pads coupled to integrated circuitry on a first die of a plurality of interconnected die on a substrate using a probe system having probes and probe tests including parametric tests, continuity tests, and a kill die subroutine. Probe tests using the... Texas Instruments Incorporated

Methods and velocity detection in mimo radar including velocity ambiguity resolution

In accordance with described examples, a method determines if a velocity of an object detected by a radar is greater than a maximum velocity by receiving on a plurality of receivers at least one frame of chirps transmitted by at least two transmitters and reflected off of the object. A... Texas Instruments Incorporated

Inductor detection

A power control integrated circuit (IC) chip can include a direct current (DC)-DC converter that outputs a switching voltage in response to a switching output enable signal. The power control IC chip can also include an inductor detect circuit that detects whether an inductor is conductively coupled to the DC-DC... Texas Instruments Incorporated

Data processing apparatus having streaming engine with read and read/advance operand coding

A streaming engine employed in a digital signal processor specified a fixed data stream. Once started the data stream is read only and cannot be written. Once fetched the data stream is stored in a first-in-first-out buffer for presentation to functional units in the fixed order. Data use by the... Texas Instruments Incorporated

Stream reference register with double vector and dual single vector operating modes

A streaming engine employed in a digital signal processor specifies a fixed read only data stream. Once fetched the data stream is stored in two head registers for presentation to functional units in the fixed order. Data use by the functional unit is preferably controlled using the input operand fields... Texas Instruments Incorporated

Error correction code management of write-once memory codes

Disclosed embodiments include an electronic device having a write-once memory (WOM) and a memory controller. The memory controller includes a host interface receiving a data word including first and second symbols, each having at least two bits, a WOM controller that encodes the first and second symbols and outputs a... Texas Instruments Incorporated

Multi-channel peripheral interconnect supporting simultaneous video and bus protocols

A method includes generating, by a control unit of a first device, a handshaking signal to be transmitted to a second device via a second channel. The method further includes based on the handshaking signal being acknowledged by the second device, configuring, by the control unit, the second channel to... Texas Instruments Incorporated

Circuit and imprint reduction in fram memories

Disclosed embodiments include a memory device having a memory array that includes a first memory cell coupled to a first bit line and a second memory cell coupled to a second bit line and a sense amplifier that includes first and second transistors arranged in a cross-coupled configuration with third... Texas Instruments Incorporated

Memory circuit with leakage compensation

A memory array comprising a word line and a bit line is disclosed. Each of a plurality of memory cells of the memory array has a first terminal connected to the bit line and a current path between the first terminal and a respective second terminal. A first memory cell... Texas Instruments Incorporated

Low power zero inductor current detection circuit

Methods and apparatus for detecting a zero inductor current to control switch transitions for a power converter. An example method includes outputting a first voltage and a first current, receiving the first voltage and output a second voltage into an input of a comparator, when the second voltage is above... Texas Instruments Incorporated

Virtual memory access bandwidth verification (vmbv) in video coding

A method is provided that includes determining a target picture virtual memory access (VMA) bandwidth rate, wherein the target picture VMA bandwidth rate indicates a maximum VMA bandwidth rate for motion compensation of a picture, and verifying the target picture VMA bandwidth rate for a compressed video bit stream.... Texas Instruments Incorporated

Block-based parallel deblocking filter in video coding

Deblocking filtering is provided in which an 8×8 filtering block covering eight sample vertical and horizontal boundary segments is divided into filtering sub-blocks that can be independently processed. To process the vertical boundary segment, the filtering block is divided into top and bottom 8×4 filtering sub-blocks, each covering a respective... Texas Instruments Incorporated

Amplifier speaker drive current sense

A class-D amplifier includes measurement of speaker current via the low-side drive transistors of the amplifier. In one embodiment, a class-D amplifier includes two high-side transistors, two low-side transistors, a first sense resistor, a second sense resistor, and a sigma delta analog to digital converter (σΔ ADC). The two high-side... Texas Instruments Incorporated

Brownout response

Brownout management for an audio amplification system. An audio amplification system includes audio volume control circuitry, audio sample interpolation circuitry, and brownout management circuitry. The brownout management circuitry includes brownout detection circuitry and brownout response circuitry. The brownout detection circuitry is configured to determine whether a voltage of a battery... Texas Instruments Incorporated

Scan topology discovery in target systems

Topology discovery of a target system having a plurality of components coupled with a scan topology may be performed by driving a low logic value on the data input signal and a data output signal of the scan topology. An input data value and an output data value for each... Texas Instruments Incorporated

Techniques for angle resolution in radar

A radar apparatus for estimating position of a plurality of obstacles. The radar apparatus includes a receive antenna unit. The receive antenna unit includes a linear array of antennas and an additional antenna at a predefined offset from at least one antenna in the linear array of antennas. The radar... Texas Instruments Incorporated

Architecture and instruction set to support interruptible floating point division

A processor (and method) includes a core that performs a floating point division through execution of various instructions. The instructions include a sign, exponent, and mantissa (SEM) separation instruction which causes the core to extract the sign, exponent and mantissa values from numerator and denominator floating point numbers. The instructions... Texas Instruments Incorporated

Sense amplifier in low power and high performance sram

A static random access memory (SRAM) includes an array of storage cells and a first sense amplifier. The array of storage cells is arranged as rows and columns. The rows correspond to word lines and the columns correspond to bit lines. The first sense amplifier includes a first transistor and... Texas Instruments Incorporated

Contaminant removal in ultra-thin semiconductor device fabrication

A chemical solution cleaning process for removing backside contamination prior to metallization involves selective chemistries of a mixture containing NH4OH and H2O2 that may be diluted to specific concentrations depending upon the topside metal and passivation of a semiconductor wafer, which is applied after removing a topside protection material to... Texas Instruments Incorporated

Contact array optimization for esd devices

A contact array optimization scheme for ESD devices. In one embodiment, contact apertures patterned through a pre-metal dielectric layer over active areas may be selectively modified in size, shape, placement and the like, to increase ESD protection performance, e.g., such as maximizing the transient current density, etc., in a standard... Texas Instruments Incorporated

Power mosfet with metal filled deep sinker contact for csp

A method of forming an IC including a power semiconductor device includes providing a substrate having an epi layer thereon with at least one transistor formed therein covered by a pre-metal dielectric (PMD) layer. Contact openings are etched from through the PMD into the epi layer to form a sinker... Texas Instruments Incorporated

Reducing voltage rating of devices in a multilevel converter

A method for operating a multi-level converter is disclosed. A multi-level converter is provided with a plurality of switches connected in series and a flying capacitor connected to switch nodes of the plurality of switches, The switch nodes are biased initially to a fraction of an input voltage when the... Texas Instruments Incorporated

Rotor flux angle and torque trajectory control apparatus and methods

Low speed and high speed estimates of rotor angle and speed relative to the stator are received from a low speed estimator and a high speed estimator, respectively. LS_θ_EST and a subset of torque-controlling I_Q trajectory curve (“IQTC”) parameter values appropriate to low speed rotor operation are selected for rotor... Texas Instruments Incorporated

Class-e outphasing power amplifier with efficiency and output power enhancement circuits and method

An outphasing amplifier includes a first class-E power amplifier having an output coupled to a first conductor and an input receiving a first RF drive signal. A first reactive element is coupled between the first conductor and a second conductor. A second reactive element is coupled between the second conductor... Texas Instruments Incorporated

01/04/18 / #20180006640

Method and circuitry for controlling a depletion-mode transistor

In described examples, a first transistor has: a drain coupled to a source of a depletion-mode transistor; a source coupled to a first voltage node; and a gate coupled to a control node. A second transistor has: a drain coupled to a gate of the depletion-mode transistor; a source coupled... Texas Instruments Incorporated

01/04/18 / #20180006643

Methods and continuous current limiting for fets in high inductive load systems

An apparatus includes a FET device having a drain terminal, source terminal and a gate terminal; a first supply voltage coupled to the drain terminal of the FET; an output terminal coupled to the source terminal of the FET; a bias current supply coupled to the gate terminal of the... Texas Instruments Incorporated

01/04/18 / #20180006856

Methods and performing a high speed phase demodulation scheme using a low bandwidth phase-lock loop

Methods and apparatus for performing a high speed phase demodulation scheme using a low bandwidth phase-lock loop are disclosed. An example apparatus includes a low bandwidth phase lock loop to lock to a data signal at a first phase, the data signal capable of oscillating at the first phase or... Texas Instruments Incorporated

01/04/18 / #20180006915

Communication-based physical media monitoring

A communication system and method includes a receiver for receiving a communication signal coupled through a physical medium in accordance with a protocol. An interface formed in a single substrate receives from the receiver an indication of the signal strength of the received communication signal. The interface also decodes the... Texas Instruments Incorporated

01/04/18 / #20180007078

Relay-attack resistant communications

A method of relay-attack resistant communications in a wireless communications system that includes a master wireless device (Master) sending a synchronization signal to a slave wireless device (Slave). The synchronization signal includes timing information including a common time reference and a timeslot duration for interlocking Master communication timeslots for Master... Texas Instruments Incorporated

01/04/18 / #20180007672

Resource configuration for epdcch

A system and method for providing both localized and distributed transmission modes for EPDCCH is disclosed, where one EPDCCH comprises of one or multiple CCEs. Localized versus distributed transmission may be defined in terms of the EPDCCH to CCE resource mapping. In a localized transmission CCEs are restricted to be... Texas Instruments Incorporated

12/28/17 / #20170367657

Photoplethysmogram with motion artifact compensation

A photoplethysmogram system includes a plurality of sensors, each sensor capable of providing a sensor signal, and an adaptive filter capable of receiving a first input signal and computing an output. The photoplethysmogram system is capable of operating the filter in sequential stages, such that at each different stage the... Texas Instruments Incorporated

12/28/17 / #20170371027

Buffer sample size control for variable chirp radar

A method of radar signal processing includes providing an analog front end (AFE) including an amplifier coupled between an antenna and an ADC in a receive path, where an ADC output is coupled to an input of an elastic ADC buffer (elastic buffer) including a divided memory with for writing... Texas Instruments Incorporated

12/28/17 / #20170371154

Optical device housing

An apparatus for mitigating contamination of an optical device comprises an open-topped, closed-sided, and closed-bottomed housing cup partially defining a protected volume to enclose the optical device. A housing cap encloses a top of the housing cup and partially defines the protected volume. The housing cap includes a top collar... Texas Instruments Incorporated

12/28/17 / #20170371380

Securing a touch sensor assembly within a device

An arrangement for securing a touch sensor assembly within a mobile communication or other device with at least one touch button defined within a touch button area. The touch sensor assembly includes a touch sensor (such as a sense inductor coil), and multiple back-side spring clips attached at the back-side... Texas Instruments Incorporated

12/28/17 / #20170371381

Securing a touch sensor assembly for a touch button within a device

An apparatus to secure a touch sensor assembly for a device touch button (such as for a mobile communications device). A touch sensor slot IS integral with the device at the touch button area. A touch sensor assembly includes a touch flex sensor, and at least three alternating front-side and... Texas Instruments Incorporated

12/28/17 / #20170372154

Method and avoiding non-aligned loads using multiple copies of input data

A method of determining a summation of pixel characteristics for a rectangular region of a digital image includes determining if a base address for a data element in an integral image buffer is aligned for an SIMD operation by a processor embedded in an electronic assembly configured to perform Haar-like... Texas Instruments Incorporated

12/28/17 / #20170373171

Integrated jfet structure with implanted backgate

A semiconductor device contains a JFET with a channel layer having a first conductivity type in a substrate. The JFET has a back gate having a second, opposite, conductivity type below the channel. The back gate is laterally aligned with the channel layer. The semiconductor device is formed by forming... Texas Instruments Incorporated

12/28/17 / #20170373174

Radiation enhanced bipolar transistor

Disclosed examples include integrated circuits and bipolar transistors with a first region of a first conductivity type in a substrate, a collector region of a second conductivity type disposed in the substrate, and a base region of the first conductivity type extending into the first region. A first emitter region... Texas Instruments Incorporated

12/28/17 / #20170373184

Trench gate trench field plate vertical mosfet

A semiconductor device having a vertical drain extended MOS transistor may be formed by forming deep trench structures to define vertical drift regions of the transistor, so that each vertical drift region is bounded on at least two opposite sides by the deep trench structures. The deep trench structures are... Texas Instruments Incorporated

12/28/17 / #20170373494

Method and low clamping voltage esd solution for transient sensitive applications

An example apparatus includes: a signal terminal for inputting a signal or for outputting a signal; functional circuitry coupled to the signal terminal; a positive supply rail for supplying a positive voltage; a ground supply rail for supplying a ground voltage; a first electrostatic discharge protection circuit coupled between the... Texas Instruments Incorporated

12/28/17 / #20170373733

4tx codebook enhancement in lte

Channel state information (CSI) feedback in a wireless communication system is disclosed. A precoding matrix is generated for multi-antenna transmission based on precoding matrix indicator (PMI) feedback, wherein the PMI indicates a choice of precoding matrix derived from a matrix multiplication of two matrices from a first codebook and a... Texas Instruments Incorporated

12/28/17 / #20170373817

Csi reporting in pusch for carrier aggregation

Carrier aggregation allows concurrent transmission on multiple component carriers (CC) to increase the data rate. A user equipment (UE) device in a cellular network provides periodic or aperiodic channel state information of the DL channel to a base station (eNB) for each of the aggregated CCs. The UE receives two... Texas Instruments Incorporated

12/21/17 / #20170361360

Ultrasonic lens cleaning with travelling wave excitation

Disclosed examples include ultrasonic lens cleaning systems and driver circuits to clean a lens using four or more transducer segments mechanically coupled to the lens, in which the driver circuit provides phase shifted oscillating signals to the transducer segments to generate a mechanical traveling wave rotating around the center axis... Texas Instruments Incorporated

12/21/17 / #20170361419

System and delivering slurry for chemical mechanical polishing

A chemical mechanical polishing (CMP) system that includes a platen, a conduit having a heating segment and a delivery outlet, and a heater coupled to the heating segment of the conduit. The delivery outlet is positioned adjacent to the platen, whereas the heating segment defines a dispensing distance with the... Texas Instruments Incorporated

12/21/17 / #20170363445

Transimpedance amplifier-based reduction of hall sensor parasitic impedance

A high bandwidth Hall sensor includes, for example, a Hall element for generating a first polarity Hall-signal output current. An amplifier receives, at a first input, the first polarity Hall-signal output current and outputs a feedback current of a second polarity opposite the first polarity in response. The feedback current... Texas Instruments Incorporated

12/21/17 / #20170363662

Method and circuitry for measuring current

Transistor arrays are disclosed herein. An example transistor array includes a first node for coupling the transistor array to a circuit. A first transistor and a second transistor are coupled to the first node. A gate controller is coupled to the gate of the first transistor and the gate of... Texas Instruments Incorporated

12/21/17 / #20170363686

Synchronizing a device that has been power cycled to an already operational system

A method comprises a system comprising a host device coupled to a first remote device actively operating according to a state diagram that the host device and all remote devices follow during operation of the system. The method further comprises powering up a second remote device while the host device... Texas Instruments Incorporated

12/21/17 / #20170363693

High bandwidth hall sensor

A high bandwidth Hall sensor includes a high bandwidth path and a low bandwidth path. The relatively high offset (from sensor offset) of the high bandwidth path is estimated using a relatively low offset generated by the low bandwidth path. The relatively high offset of the high bandwidth path is... Texas Instruments Incorporated

12/21/17 / #20170363711

Radar hardware accelerator

A radar hardware accelerator (HWA) includes a fast Fourier transform (FFT) engine including a pre-processing block for providing interference mitigation and/or multiplying a radar data sample stream received from ADC buffers within a split accelerator local memory that also includes output buffers by a pre-programmed complex scalar or a specified... Texas Instruments Incorporated

12/21/17 / #20170363714

Techniques for high arrival angle resolution using multiple nano-radars

A device includes a circuit board having thereon, a controlling component, a first radar chip and a second radar chip. The first radar chip includes a first radar transmission antenna, a second radar transmission antenna and a first radar receiver antenna array. The second radar chip includes a second radar... Texas Instruments Incorporated

12/21/17 / #20170364160

Hidden markov model-based gesture recognition with fmcw radar

A gesture recognition system is shown using a 77 GHz FMCW radar system. The signature of a gesturing hand is measured to construct an energy distribution in velocity space over time. A gesturing hand is fundamentally a dynamical system with unobservable “state” (i.e. the type of the gesture) which determines... Texas Instruments Incorporated

12/21/17 / #20170365575

Packaged ic with solderable sidewalls

A packaged IC wherein a portion of the sidewalls of the packaged IC are solderable metal. A method of forming a packaged IC wherein a portion of the sidewalls of the wire bond pads or the flip chip pads that are exposed by sawing during singulation are solderable metal. A... Texas Instruments Incorporated

12/21/17 / #20170365715

Damage implantation of a cap layer

A method for fabricating a transistor on a semiconductor wafer includes providing a partial transistor containing a gate stack, extension regions, and source/drain sidewalls, The method also includes performing a source/drain implant of the semiconductor wafer, forming a cap layer over the semiconductor wafer, and performing a source/drain anneal. In... Texas Instruments Incorporated

12/21/17 / #20170365995

Overvoltage protection and short-circuit withstanding for gallium nitride devices

Disclosed examples include methods, integrated circuits and switch circuits including a driver circuit and a silicon transistor or other current source circuit coupled with a gallium nitride or other high electron mobility first transistor, where the driver operatives in a first mode to deliver a control voltage signal to the... Texas Instruments Incorporated

Patent Packs
12/21/17 / #20170366123

Methods and robust and efficient stepper motor bemf measurement

In a described example an apparatus includes: an FET driver circuit configured to supply current to a coil in a stepper motor, the FET driver circuit configured to regulate the current to the coil using a fixed delta current; a current chopper pulse width modulated circuit coupled to the FET... Texas Instruments Incorporated

12/21/17 / #20170366142

Low distortion output stage for audio amplifiers

A circuit and method for an audio op-amp that is configured to minimize crossover distortion between push and pull components of the audio op-amp. The audio op-amp includes an input stage that receives differential input signals and generates an output that amplifies the difference between the input signals. The audio... Texas Instruments Incorporated

12/21/17 / #20170366182

Output discharge techniques for load switches

An output discharge circuit for a load switch may include a capacitor coupled between a power rail of the output discharge circuit and a ground lead, and a diode coupled between a power input of the output discharge circuit and the power rail. The output discharge circuit may charge the... Texas Instruments Incorporated

12/21/17 / #20170366210

System and improving narrowband interference performance

An orthogonal frequency division multiplexing (OFDM) receiver includes detection logic, offset generation logic, tone erasure logic, and correction generation logic. The detection logic is configured to detect a signal containing a block of samples that includes a narrowband interferer from a communication channel. The offset generation logic is configured to... Texas Instruments Incorporated

12/21/17 / #20170366230

Multi-length cyclic prefix for ofdm transmission in plc channels

Embodiments of the invention provide multiple cyclic prefix lengths for either both the data-payload and frame control header or only the data payload. Frame control header (FCH) and data symbols have an associated cyclic prefix. A table is transmitted in the FCH symbols, which includes a cyclic prefix field to... Texas Instruments Incorporated

12/21/17 / #20170366234

Channel feedback for coordinated multi-point transmission

A method of Coordinated Multipoint (CoMP) communication between a base station having a plurality of points with at least one user equipment (UE). At least one UE receives at least one transmission from the base station having the plurality of points. This UE measures downlink channel state information for each... Texas Instruments Incorporated

12/21/17 / #20170366332

Timing correction in a communication system

One example includes a communication system. The system includes a data transmitter configured to generate a digital communication signal and a data receiver configured to receive the digital communication signal. The system also includes a pulse-width distortion (PWD) correction circuit arranged between the data transmitter and the data receiver and... Texas Instruments Incorporated

12/14/17 / #20170357000

Processing techniques for lidar receiver using spatial light modulators

In described examples, a spatial light modulator (SLM) receives light from a field of view. The SLM includes a two-dimensional array of picture elements in rows and columns. In response to a transmit scan beam that illuminates the field of view, a portion of the two-dimensional array is impacted by... Texas Instruments Incorporated

12/14/17 / #20170357616

Inverse transformation using pruning for video coding

A method for decoding an encoded video bit stream in a video decoder is provided that includes determining a scan pattern type for a transform block to be decoded, decoding a column position X and a row position Y of a last non-zero coefficient in the transform block from the... Texas Instruments Incorporated

12/14/17 / #20170357874

Efficient feature point selection

Systems and methods are provided for selecting feature points within an image. A plurality of candidate feature points are identified in the image. A plurality of feature points are selected for each of the plurality of candidate feature points, a plurality of sets of representative pixels. For each set of... Texas Instruments Incorporated

12/14/17 / #20170358523

Leadframe strip with vertically offset die attach pads between adjacent vertical leadframe columns

A leadframe strip for use in making leaded integrated circuit packages includes a plurality of integrally connected leadframes that each have a die attach pad and first and second dam bars located adjacent to opposite first and second sides of the die attach pad, respectively. A plurality of continuous lead... Texas Instruments Incorporated

12/14/17 / #20170358568

Positive strike scr, negative strike scr, and a bidirectional esd structure that utilizes the positive strike scr and the negative strike scr

A first silicon controlled rectifier has a breakdown voltage in a first direction and a breakdown voltage in a second direction. A second silicon controlled rectifier has a breakdown voltage with a higher magnitude than the first silicon controlled rectifier in the first direction, and a breakdown voltage with a... Texas Instruments Incorporated

12/14/17 / #20170358570

Integrated circuit with triple guard wall pocket isolation

A semiconductor device includes a substrate having a semiconductor surface doped a second dopant type with a buried layer (BL) doped a first dopant type. First, second and third well regions doped the second dopant type are on top of the BL. Second doped regions doped the first dopant type... Texas Instruments Incorporated

12/14/17 / #20170358659

Fringe capacitance reduction for replacement gate cmos

A replacement metal gate transistor structure and method with thin silicon nitride sidewalls and with little or no high-k dielectric on the vertical sidewalls of the replacement gate transistor trench... Texas Instruments Incorporated

12/14/17 / #20170358947

Multi-port power delivery

A power provider circuit includes a plurality of power delivery controllers, a single stage power supply, and control circuitry. Each of the plurality of power delivery controllers is configured to provide power to a detachable device. The single stage power supply is configured to generate the power for provision to... Texas Instruments Incorporated

Patent Packs
12/14/17 / #20170359035

Switched capacitor gain stage

The disclosure provides a circuit. The circuit includes a gain stage block. The gain stage block is coupled to an input voltage through a first switch. A first capacitor is coupled between the first switch and a ground terminal. A second capacitor is coupled between the first switch and a... Texas Instruments Incorporated

12/14/17 / #20170359063

Apparatus to secure a sensor assembly for a device touch button

An apparatus to secure a sensor assembly for a device touch button (such as for a mobile communications device). A touch sensor slot forms a part of the device case interior at a back-side of the touch button surface, and is configured to position the touch sensor (such as a... Texas Instruments Incorporated

12/14/17 / #20170359597

Luma-based chroma intra-prediction for video coding

A method for luma-based chroma intra-prediction in a video encoder or a video decoder is provided that includes filtering reconstructed neighboring samples of a reconstructed down sampled luma block, computing parameters a and fl of a linear model using the filtered, reconstructed neighboring samples of the reconstructed down sampled luma... Texas Instruments Incorporated

12/14/17 / #20170359828

Assigning frequency sub-bands for lte transmissions to provide improved performance and reduced interference

Disclosed embodiments include a base station. The base station includes a receiver that receives a channel quality report identifying one or more particular sub-bands in a first frequency band that, when used to transmit information, causes interference in one or more channels of a second frequency band that is adjacent... Texas Instruments Incorporated

12/14/17 / #20170359866

Predictive led forward voltage for a pwm current loop

A light system is disclosed. The light system includes a light emitting diode (LED) and a shunt transistor having a current path connected to the LED. A ramp generator circuit generates a ramp voltage. An amplifier has a first input terminal connected to the LED, a second input terminal coupled... Texas Instruments Incorporated

12/07/17 / #20170350846

Sensing capacitor with a permeable electrode

An integrated circuit (IC) with an impedance sensor fabricated on a surface of the substrate is disclosed. The impedance sensor includes a bottom conductive plate formed on the substrate. A sensing membrane is formed on the bottom conductive plate. A top conductive plate is formed on the sensing membrane, in... Texas Instruments Incorporated

12/07/17 / #20170350873

Spectrographic material analysis based on inductive sensing

A multi-frequency inductive sensing system can be used for spectrographic material analysis of a conductive target material (such as tissue) based on electrical impedance spectroscopy. An inductive senor can be driven with an excitation current at multiple sensor excitation frequencies (ω) to project a time-varying magnetic field into a sensing... Texas Instruments Incorporated

12/07/17 / #20170351878

Methods and systems to restrict usage of a dma channel

In at least some embodiments, a system comprises a processor and a direct memory access (DMA) subsystem coupled to the processor. The system further comprises a component coupled to the DMA subsystem via an interconnect employing security rules, wherein, if the component requests a DMA channel, the DMA subsystem restricts... Texas Instruments Incorporated

12/07/17 / #20170352609

Lead frame with solder sidewalls

A leadframe wherein the outer sidewalls of the leadframe that are exposed by sawing during singulation are comprised of greater than 50% solder. A leadframe strip wherein the saw streets and the outer surface of the lead frames are comprised of greater than 50% solder. A method of forming a... Texas Instruments Incorporated

12/07/17 / #20170353125

Isolated capacitive power transfer

A method and device for providing isolated power transfer to a low-power load across a capacitor of a series resonance circuit are shown. The method includes comparing an output voltage received via a feedback loop with a desired output voltage. Responsive to determining that the output voltage is not equal... Texas Instruments Incorporated

12/07/17 / #20170353157

Methods and generating a high swing in an oscillator

Methods and apparatus are disclosed to generate an oscillating output signal having a voltage swing greater than a voltage swing across nodes of active devices. An example oscillator includes a tank to generate an oscillating output signal in response receiving an edge of an enable signal; a feedback generator including... Texas Instruments Incorporated

12/07/17 / #20170353194

Ldpc post-processor architecture and low error floor conditions

Post-processing circuitry for LDPC decoding includes check node processor for processing shifted LLR values, a hard decision decoder circuitry for receiving processed LLR information and performing parity checks on the processed LLR information. Post-processing control circuitry controls updating of LLR information in the check node processor. The check node processor,... Texas Instruments Incorporated

12/07/17 / #20170353195

Methods and apparatus to determine and apply polarity-based error correction code

Methods, apparatus, systems and articles of manufacture to determine and apply polarity-based error correction code are disclosed. In some examples, the methods and apparatus create an array by setting a first set of bit locations of a code word to have a first value and setting a second set of... Texas Instruments Incorporated

12/07/17 / #20170353205

Multi-band programmable receiver

A programmable multi-band receiver includes a signal coupler, programmable signal scaler including a fixed capacitance part including a series set of switchable capacitor arrays positioned before Electrostatic Discharge (ESD) protecting circuitry coupled to a variable capacitance part after the ESD protecting circuitry, reconfigurable mixer array, then a baseband polyphase filter.... Texas Instruments Incorporated

12/07/17 / #20170353337

Low latency multi-amplitude modulation receiver

A multi-amplitude modulation receiver includes a signal coupler block coupled to a mixer array block receiving a first input signal from the signal coupler block and a second input from a LO circuit that provides N overlapping phase signals. Outputs of the N mixer elements are coupled to a baseband... Texas Instruments Incorporated

12/07/17 / #20170353910

Node configuration and self-healing for ad hoc networks

A network includes at least one node to communicate with at least one other node via a wireless network protocol. The node includes a network configuration module to periodically switch a current node function of the node between an intermediate node function and a leaf node function. The switch of... Texas Instruments Incorporated

12/07/17 / #20170353933

Node synchronization for networks

A network includes an intermediate node to communicate with a child node via a wireless network protocol. An intermediate node synchronizer in the intermediate node facilitates time synchronization with its parent node and with the child node. A child node synchronizer in the child node to facilitates time synchronization with... Texas Instruments Incorporated

12/07/17 / #20170353934

Mapping schemes for secondary synchronization signal scrambling

Embodiments of the present disclosure provide a transmitter, a receiver and methods of operating a transmitter and a receiver. In one embodiment, the transmitter includes a synchronization unit configured to provide a primary synchronization signal and a secondary synchronization signal having first and second segments. The transmitter also includes a... Texas Instruments Incorporated

11/30/17 / #20170341170

Methods and devices for dicing components from a sheet of copper alloy

A saw blade for dicing a sheet of copper alloy to form individual resistors is disclosed, wherein the sheet of copper alloy has a thickness of less than 0.3 mm. The saw blade includes a ring having a first side, a second side, and a circumferential surface, wherein the thickness... Texas Instruments Incorporated

11/30/17 / #20170341518

Regenerative braking controller for electric motors

A method of regenerative braking includes providing an electric motor including at least one stator and a rotor, a speed of the rotor, a motor controller that regulates a current level in the stator winding, a power inverter which controls an energy flow to the stator terminal, and an energy... Texas Instruments Incorporated

11/30/17 / #20170341934

Selective patterning of titanium encapsulation layers

A method comprises forming an etch stop layer, a first titanium layer, a magnetic core, a second titanium layer, and patterning the first and second titanium layers. The etch stop layer is formed above a substrate. The first titanium layer is formed on the etch stop layer. The magnetic core... Texas Instruments Incorporated

11/30/17 / #20170343589

Fast current-based envelope detector

A reduced-stage feedback-based envelope detector includes, for example, an input rectifier for rectifying a received modulated input signal and an amplifier for receiving the rectified modulated input signal at an input node. The amplifier compares the rectified modulated input signal with a reference signal, filters the rectified modulated input signal... Texas Instruments Incorporated

11/30/17 / #20170343622

Highly sensitive, low power fluxgate magnetic sensor integrated onto semiconductor process technologies

An integrated fluxgate device has a magnetic core on a control circuit. The magnetic core has a volume and internal structure sufficient to have low magnetic noise and low non-linearity. A stress control structure is disposed proximate to the magnetic core. An excitation winding, a sense winding and a compensation... Texas Instruments Incorporated

11/30/17 / #20170344052

Dual window watchdog timer

Systems and methods for a Dual Window Watchdog Timer (DWWDT) are described. In some embodiments, a method may include running a first counter in a first clock domain and a second counter in a second clock domain; generating an interrupt to a controller during a window open period, wherein the... Texas Instruments Incorporated

11/30/17 / #20170345478

Setting of reference voltage for data sensing in ferroelectric memories

Disclosed embodiments include a testing system that electrically connects to an integrated circuit (IC) having ferroelectric memory (FRAM) cells. The testing system programs the FRAM cells to a first data state and then iteratively reads the programmed cells at a plurality of reference voltages to identify a reference voltage limit... Texas Instruments Incorporated

11/30/17 / #20170345695

Apparatus and operating machinery under uniformly distributed mechanical pressure

A method of certifying uniform distribution of mechanical pressure comprises an apparatus for moving an object, the apparatus including an arm (410) with a joint (430) for adjusting a fixture (420) having a flat surface area (420a). The fixture includes vacuum suction for holding the object. The method further uses... Texas Instruments Incorporated

11/30/17 / #20170345743

Leadframe strip with vertically offset die attach pads between adjacent vertical leadframe columns

A leadframe strip for use in making leaded integrated circuit packages includes a plurality of integrally connected leadframes that each have a die attach pad and first and second dam bars located adjacent to opposite first and second sides of the die attach pad, respectively. A plurality of continuous lead... Texas Instruments Incorporated

11/30/17 / #20170345772

Methods and scribe street probe pads with reduced die chipping during wafer dicing

An example apparatus includes a semiconductor wafer with a plurality of probe pads each formed centered in scribe streets and intersected by saw kerf lanes. Each probe pad includes a plurality of lower level conductor layers arranged in lower level conductor frames, a plurality of lower level vias extending vertically... Texas Instruments Incorporated

11/30/17 / #20170345774

Crack propagation prevention and enhanced particle removal in scribe line seals of semiconductor devices

Disclosed embodiments include an integrated circuit having a semiconductor substrate with insulator layers and conductor layers overlying the semiconductor substrate. A scribe region overlying the semiconductor substrate and a periphery of the integrated circuit includes a crack arrest structure and a scribe seal. The crack arrest structure provides first vertical... Texas Instruments Incorporated

11/30/17 / #20170345780

Surface conditioning and material modification in a semiconductor device

A plasma-based ashing process for surface conditioning and material modification to improve bond pad metallurgical properties as well as semiconductor device performance. Residue materials generated in a removal process at a process layer having recessed features with Ni—Pd surfaces are ashed in a plasma reactor to reduce defect count and... Texas Instruments Incorporated

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11/30/17 / #20170345790

Locking dual leadframe for flip chip on leadframe packages

A method of assembling a flip chip on a leadframe package. A locking dual leadframe (LDLF) includes a top metal frame portion including protruding features and a die pad and a bottom metal frame portion having apertures positioned lateral to the die pad. The protruding features and apertures are similarly... Texas Instruments Incorporated

11/30/17 / #20170345813

Low dynamic resistance low capacitance diodes

A low dynamic resistance, low capacitance diode of a semiconductor device includes a heavily-doped n-type substrate. A lightly-doped n-type layer 1 micron to 5 microns thick is disposed on the n-type substrate. A lightly-doped p-type layer 3 microns to 8 microns thick is disposed on the n-type layer. The low... Texas Instruments Incorporated

11/30/17 / #20170345894

Latchup reduction by grown orthogonal substrates

An integrated circuit is formed by providing a heavily doped substrate of a first conductivity type, forming a lightly doped lower epitaxial layer of the first conductivity type over the substrate, implanting dopants of the first conductivity type into the lower epitaxial layer in an area for a shallow component... Texas Instruments Incorporated

11/30/17 / #20170345929

I-shaped gate electrode for improved sub-threshold mosfet performance

Metal-oxide-semiconductor (MOS) transistors with reduced subthreshold conduction, and methods of fabricating the same. Transistor gate structures are fabricated in these transistors of a shape and dimension as to overlap onto the active region from the interface between isolation dielectric structures and the transistor active areas. Minimum channel length conduction is... Texas Instruments Incorporated

11/30/17 / #20170346000

Magnetic core

A method of fabricating a semiconductor device includes aligning an alignment structure of a wafer to a direction of a magnetic field created by an external electromagnet and depositing a magnetic layer (e.g., NiFe) over the wafer in the presence of the magnetic field and while applying the magnetic field... Texas Instruments Incorporated

11/30/17 / #20170346425

Current regulation in motors

A motor controller that includes a processing device and a drive circuit. The drive circuit may include a plurality of switches, a motor winding, and a current sensor coupled together in an H-bridge configuration. The processing device is configured to cause a drive current to drive through the motor winding... Texas Instruments Incorporated

11/30/17 / #20170346472

Low power comparator

A comparator includes an input stage having a differential input and an output, wherein the voltage at the output is in response to the voltage at the input. The comparator further includes a current limiter for limiting the current flow through the input stage, wherein the current flow through the... Texas Instruments Incorporated

11/30/17 / #20170346503

Lossless compression graph traversal

To enable lossless compression, an auxiliary bitmap is used to provide side information about the graph bitmap. Each bit in the auxiliary bitmap represents a word in the graph bitmap. A zero bit in the auxiliary bitmap means that the corresponding word in the graph bitmap is not transmitted. Therefore,... Texas Instruments Incorporated

11/30/17 / #20170346715

Distributed procedure for breadth-first graph traversal on asymmetric communication topologies

The breadth-first search (BFS) starts with a root node. In the first stage, all neighbors of the root node are discovered and added to the nodes frontier. In the following stages, unvisited nodes from the neighbors of the frontier nodes are discovered and added to the frontier. To improve the... Texas Instruments Incorporated

11/30/17 / #20170347490

High-frequency antenna structure with high thermal conductivity and high surface area

An integrated circuit with a wireless integrated circuit chip, and a heat dissipating antenna coupled to the wireless integrated circuit chip. A method of forming a heat dissipating antenna.... Texas Instruments Incorporated

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