Core transmit suspension in multiple core wireless devices, systems, and methods
Granted: October 22, 2024
Patent Number:
12127294
Core transmit suspension is provided in multiple core wireless devices, systems, and methods. A first wireless device may transmit a plurality of data packets by a first core and a second core of the first wireless device to a second wireless device at a data rate. A data packet may be transmitted by at least one of the first core or the second core. The first wireless device may receive a first core acknowledgement (ACK) of the data packet by the first core and a second core ACK of the…
Low electromagnetic interference (EMI) solution for touch products
Granted: October 22, 2024
Patent Number:
12124654
Apparatuses and methods of differential driving of adjacent electrodes for low electromagnetic interference (EMI) for scanning a touch panel are described. One apparatus generates an in-phase drive signal and an opposite-phase drive signal and applies, at a substantially same time, the in-phase drive signal to a first transmitter electrode and the opposite-phase drive signal to a second transmitter electrode adjacent to the first transmitter electrode. The apparatus receives a first…
Ratio-metric multi-sensing convertor
Granted: October 22, 2024
Patent Number:
12124653
Apparatuses and methods of capacitance-to-digital code conversion are described. One apparatus includes a bridge circuit and a modulator front-end circuit. The bridge circuit includes a first terminal to couple to a reference cell and a second terminal to couple to a sensor cell. The modulator front-end circuit includes a comparator coupled to the bridge circuit, a first modulation capacitor coupled to a first input of the comparator, and a second modulation capacitor coupled to a second…
Oscillator with frequency variation compensation
Granted: October 15, 2024
Patent Number:
12119788
An example voltage controlled oscillator includes an inductor, a capacitor coupled to the inductor, and a signal source coupled to the inductor and the capacitor to sustain an oscillating signal. The voltage controlled oscillator includes a first varactor coupled to the inductor and the capacitor, wherein the first varactor is biased by a first bias voltage and is configured to change a frequency of the oscillating signal based on a first control voltage signal. The voltage controlled…
Synchronous rectifier scheme for continuous conduction mode in primary side controlled fly-back converter
Granted: October 15, 2024
Patent Number:
12119755
A primary-side-controlled fly-back converter is provided to eliminate cross-conduction between a power-switch (PS) on a primary side and a synchronous-rectifier (SR) on a secondary side when operating in continuous conduction mode (CCM). Generally, the converter includes a transformer having a primary coupled to a rectified AC input through the PS, and a secondary coupled to a DC output through the SR, the SR having a drain coupled to the secondary winding. A fly-back-controller includes…
Autonomous feedback for efficient allocation of wireless subcarriers
Granted: September 24, 2024
Patent Number:
12101181
Implementations disclosed describe systems and methods to optimize allocation of wireless subcarriers to station devices in wireless networks. In an example implementation, the disclosed techniques may include determining, by a station device in a wireless network, that a current set of wireless subcarriers, allocated by an access point device of the wireless network for the station device, is to be changed, generating, by the station device, a feedback information characterizing a…
Dual advanced audio distribution profile (A2DP) sink
Granted: September 17, 2024
Patent Number:
12096199
A wireless system includes a first device in operative communication with an master device over a first link, and a second device to eavesdrop transmissions from the master device to the first device. The wireless system, based on a reference clock signal, adjusts at least one of a first clock signal for the first link and a second clock signal for a second link between the second device and the first device.
Generating and analyzing network profile data
Granted: September 17, 2024
Patent Number:
12095810
A device may generate network profile data indicating a set of network parameters detected by the device. The device may encrypt the network profile data and may transmit the encrypted network profile data to a network device, such as a router, or a server. The router or server may analyze the encrypted network profile data to determine if the device is secure. The router of server may perform one or more security measures if the device is not secure.
Hydrometer device
Granted: September 17, 2024
Patent Number:
12092651
A hydrometer device according to an example includes a floating waterproof device container, and a liquid level sensor positioned in the device container to sense an immersion level of the device container when the device container is floating in a container of liquid. The hydrometer device further includes a conversion circuit positioned in the device container to convert the sensed immersion level to a digital value, and a controller positioned in the device container to determine a…
Apparatus, systems, and methods for battery life based wireless communication scheduling
Granted: September 10, 2024
Patent Number:
12089152
A method includes comparing a first battery life value of a first wireless device with a second battery life value of a second wireless device, and in response to determining, based on the comparing, that the first battery life value is less than the second battery life, adjusting a communication schedule so a duration of awake state operation of the first wireless device is less than a duration of awake state operation of the second wireless device.
Sharing transmission mediums in WiFi-Bluetooth combination systems
Granted: September 3, 2024
Patent Number:
12081995
The embodiments described herein are directed at techniques to sharing a transmission medium in a Bluetooth transceiver/WLAN transceiver combination device. A first device may receive a request from a second device to use the wireless transmission medium. The second device may also transmit timing data to the first device. The first device may determine a period of time to allow the second device to use the wireless transmission medium based on the timing data.
Efficient optimization for neural network deployment and execution
Granted: September 3, 2024
Patent Number:
12079608
Implementations disclosed describe methods and systems to perform the methods of deploying and executing machine learning models on target-specific computational platforms. Optimization techniques include but are not limited to alignment of kernel operations with hardware instructions of a target processing device, reduction of kernel dimensions near boundaries of data, efficient reuse of a small number of memory components during neural network operations, run-time quantization of data…
Voltage bus discharge for universal serial bus power delivery
Granted: August 27, 2024
Patent Number:
12074529
A secondary side controller for a flyback converter can include a synchronous rectifier (SR) gate driver pin coupled to a gate of an SR transistor on a secondary side of the flyback converter. An error amplifier is coupled to an output of a voltage bus of the flyback converter, the error amplifier to generate an error signal indicative of a voltage of the output of the voltage bus. Control logic is coupled to the error amplifier and to the SR transistor, the control logic to: detect when…
Secondary side controlled QR flyback converter using a programmable valley algorithm
Granted: August 27, 2024
Patent Number:
12074528
A secondary-side-controller for a QR flyback converter and method for operating the same are provided. Generally, the secondary-side-controller includes a driver configured to control a power-switch (PS) on a primary side of converter to turn on the PS when a sinusoidal input voltage to the converter is at one of a plurality of valleys, an analog-to-digital-converter (ADC) to read the input voltage, output voltage, and load current, and generate digital signals based thereon. A…
Systems, methods, and devices for buffer handshake in video streaming
Granted: August 13, 2024
Patent Number:
12063407
Systems, methods, and devices implement video streaming. Methods include receiving video data from a video source, the video data comprising at least one video frame, and determining a plurality of store parameters associated with a store operation and a plurality of fetch parameters associated with a fetch operation for a portion of the video data, wherein the plurality of store parameters and the plurality of fetch parameters identify whether a fetch unit or a store unit should be…
Unintentional touch detection using combined capacitive sensor node
Granted: July 30, 2024
Patent Number:
12050747
An apparatus comprises a sensor array of capacitive sensors. A capacitive sensor of the sensor array is connected to a transmitting pin and a receiving pin, and the sensing pin and the receiving pin are connected to a sensing device. The apparatus includes the sensing device configured to perform a liquid sensing operation during runtime operation of the apparatus by dynamically ganging together a set of capacitive sensors of the sensor array as a combined capacitive sensor node, wherein…
Gate driver circuit for a synchronous rectifier of a wireless power receiver system
Granted: July 23, 2024
Patent Number:
12047011
A gate driver circuit for a synchronous rectifier (SR) of a wireless power receiver (WPR) system includes: a first RC filter that outputs a delayed turn-on signal for a first high-side SR switch based on a signal input to the filter that indicates a zero-crossing condition for a coil current of the WPR system in a first direction; a second RC filter that outputs a delayed turn-on signal for a second high-side SR switch based on a signal input to the filter that indicates a zero-crossing…
System and method for blocking non-secure interrupts
Granted: July 23, 2024
Patent Number:
12045181
One or more computing devices, systems, and/or methods are provided. In an example of the techniques presented herein, a system comprises a processor, a first interrupt source configured to generate a first non-secure interrupt, and an interrupt blocking unit configured to block the first non-secure interrupt responsive to the processor operating in a secure state.
Architectures for detecting USB type-C device exposure to liquids
Granted: July 23, 2024
Patent Number:
12045111
A system includes a USB-C receptacle including first and second non-GPIO pins and a USB-C controller including a first GPIO pin connected to a pull-up resistor and a second GPIO pin connected to a pull-down resistor, a pair of non-GPIO pins including a third non-GPIO pin corresponding to the first non-GPIO pin and a fourth non-GPIO pin corresponding to the second non-GPIO pin. The pair of GPIO pins is selectively connectable to the pair of non-GPIO pins using a multiplexer, and liquid…
Systems, methods, and devices for wireless communication device-based detection of radio frequency identification devices
Granted: July 16, 2024
Patent Number:
12039397
Systems, methods, and devices detect radio frequency identification devices. Methods include transmitting a signal from a transmitter of a wireless device compatible with a wireless communications protocol, receiving, using a receiver of the wireless device, an encoded signal from a radio frequency identification (RFID) device, and determining a plurality of data values based, at least in part, on the received encoded signal. Methods further include generating an estimated distance value…
