340 patents
Page 9 of 17
Utility
Side-channel attack mitigation for secure devices with embedded sensors
10 Aug 21
Embodiments include cryptographic circuits having isolated operation with respect to embedded sensor operations to mitigate side-channel attacks.
Javier Elenes
Filed: 19 Nov 19
Utility
Oscillator compensation using bias current
27 Jul 21
In one embodiment, an apparatus includes: a bias circuit having a replica circuit, the bias circuit to generate an oscillator current that is proportional to a variation of the replica circuit; an oscillator circuit coupled to the bias circuit to receive the oscillator current and generate a plurality of signals using the oscillator current; and a waveform shaper circuit coupled to the oscillator circuit to receive the plurality of signals and generate at least one clock signal from the plurality of signals.
Pio Balmelli
Filed: 17 Mar 20
Utility
Data handoff between two clock domains sharing a fundamental beat
13 Jul 21
A data handoff controller includes a counter coupled to supply a count value indicative of a skew between a first clock signal and a second clock signal.
Vivek Sarda
Filed: 25 Nov 19
Utility
Integrated circuit with enhanced operation over operating ranges utilizing a process signal to fine tune a voltage boosting operation
13 Jul 21
An integrated circuit includes a digital circuit and an energy management circuit.
Brian Taylor Brunn, Rui Deng
Filed: 13 Sep 19
Utility
Gate driver with integrated miller clamp
6 Jul 21
A gate driver with an integrated Miller clamp controls a high-power drive device coupled to a terminal of a package that houses an integrated circuit coupled to the terminal.
Alan L. Westwick, Peter Onody, András V. Horváth, Tamás Marozsák
Filed: 25 Nov 19
Utility
Low power wake on radio
6 Jul 21
A low power wake on radio circuit detects if an RF signal is present on an input to the wake on radio circuit.
Pio Balmelli, Praveen Vangala, John M. Khoury
Filed: 19 Dec 18
Utility
System, apparatus and method for hardware and software support of radio functionality
29 Jun 21
In one example, a system includes: a circuit board; at least one tuner adapted on the circuit board to receive and process a radio frequency (RF) signal to output a downconverted modulated signal; a processor adapted on the circuit board to demodulate the downconverted modulated signal, process the demodulated downconverted signal and output an audio signal; a location on the circuit board to receive a demodulator circuit; and a shunt element adapted on the circuit board to direct the downconverted modulated signal from the at least one tuner to the processor when the system does not include the demodulator circuit.
Shawn Michael Davis, Jan Schnepp, Aaron Scott Blank
Filed: 6 Jul 18
Utility
Combined RFID and power management architecture
29 Jun 21
An integrated circuit includes an integrated circuit interface, a wireless communications circuit, a selection circuit, and a control circuit.
Oeivind Aleksander G. Loe
Filed: 28 Jun 18
Utility
Apparatus for radio-frequency receiver with interference detection and associated methods
22 Jun 21
An apparatus includes a radio-frequency (RF) receiver, which includes an automatic gain-control (AGC) circuit to use a gain signal to set a gain of front-end circuitry of the RF receiver.
Hendricus de Ruijter
Filed: 12 Jul 18
Utility
Compression of location information during backhaul communications of a wireless location system
22 Jun 21
A wireless locator that facilitates determining a location of a nearby wireless asset including an antenna array with multiple antennas, at least one wireless transceiver that receives a location signal from the nearby wireless asset and that takes multiple samples from the location signal including a set of samples for each antenna, and a processor that compresses the samples to generate location information associated with the nearby wireless asset.
Antonio Torrini, Joel Kauppo, Sauli Johannes Lehtimaki
Filed: 21 Dec 18
Utility
System and method to reset datapath logic within a peripheral slave device having multiple, asynchronous clock domains
15 Jun 21
Embodiments of improved systems and methods are provided herein to reset all datapath logic within a peripheral slave device having multiple clock domains.
Mudit Srivastava, Abreham Delelegn
Filed: 15 Jul 19
Utility
Spur and quantization noise cancellation for PLLS with non-linear phase detection
15 Jun 21
A fractional-N phase-locked loop (PLL) has a time-to-voltage converter with second order non linearity.
Aslamali A. Rafi, Srisai R. Seethamraju, Russell Croman, James D. Barnette
Filed: 28 Feb 20
Utility
High-voltage tolerant bi-directional electrostatic discharge protection circuit
8 Jun 21
In an embodiment, an apparatus includes: a signal pad; a first diode having a first terminal coupled to the signal pad and a second terminal, the first diode having a first polarity; a second diode having a second terminal coupled to the signal pad and a first terminal, the second diode having a second polarity; a first insulated gate bipolar transistor (IGBT) having a first polarity, the first IGBT coupled between the second terminal of the first diode and a reference voltage node; and a second IGBT having the first polarity, the second IGBT coupled between the first terminal of the second diode and the reference voltage node.
Jeremy C. Smith
Filed: 26 Nov 18
Utility
Wire-free bluetooth communication system with fast pairing
8 Jun 21
A power saving wire-free earpiece has a Bluetooth transceiver and a Bluetooth Low Energy (BLE) transceiver.
Partha Sarathy Murali, Subba Reddy Kallam
Filed: 14 Jun 19
Utility
Hierarchical wakeup apparatus and method
8 Jun 21
A mesh receiver has a wakeup receiver for reception of a wakeup sequence formed by keyed RF or a sequence of wireless packets and gaps, a transmitter forming low speed RF wakeup sequence to other mesh stations, a mesh receiver for reception of high speed WLAN packets, the transmitter sending a wireless ACK packet in response to a wakeup sequence, the mesh receiver thereafter receiving wireless packets from a remote station, the mesh transmitter sending an ACK, the mesh station thereafter identifying a next hop station, and sending a wakeup sequence to that station, after receipt of an ACK, sending the data, the mesh receiver and mesh transmitter thereafter going to sleep.
Partha Sarathy Murali, Nagaraja Reddy Anakala, Ajay Mantha
Filed: 18 Dec 17
Utility
Providing low power charge pump for integrated circuit
8 Jun 21
In one embodiment, an apparatus includes: an amplifier to compare a reference voltage to a feedback voltage and to output a comparison signal based on the comparison; a loop circuit coupled to the amplifier, where the loop circuit is to receive the comparison signal and provide a regulated voltage to the amplifier as the feedback voltage in a first mode of operation, and in a second mode of operation to provide a predetermined feedback ratio point to the amplifier as the feedback voltage; and an output device coupled to the amplifier.
Hua Beng Chan, Rex Tak Ying Wong, Ricky Setiawan
Filed: 18 Feb 20
Utility
Providing a programmable inductor to enable wide tuning range
1 Jun 21
In one embodiment, a tuning network includes: a controllable capacitance; a first switch coupled between the controllable capacitance and a reference voltage node; a second switch coupled between the controllable capacitance and a third switch; the third switch coupled between the second switch and a second voltage node; a fourth switch coupled between the second voltage node and a first inductor; the first inductor having a first terminal coupled to the fourth switch and a second terminal coupled to at least the second switch; and a second inductor having a first terminal coupled to the second terminal of the first inductor and a second terminal coupled to the controllable capacitance.
Ruifeng Sun, Abdulkerim Coban
Filed: 16 Apr 20
Utility
Reliable non-volatile memory programming interface and method therefor
25 May 21
A non-volatile memory (NVM) driver includes a function library with native function calls and a hardware abstraction layer for receiving at least one instruction from the function library and providing signals to cause an NVM to execute the at least one instruction.
Marius Grannaes
Filed: 24 Oct 19
Utility
On-chip phase-locked loop response measurement
25 May 21
An integrated circuit includes an on-chip PLL response measurement capability.
Kannanthodath V. Jayakumar
Filed: 27 Nov 19
Utility
Self-calibrating successive-approximation analog-to-digital converters
18 May 21
A method for calibrating a successive-approximation analog-to-digital converter (ADC) includes configuring the successive-approximation ADC in a calibration mode of operation.
Obaida Mohammed Khaled Abu Hilal
Filed: 23 Apr 20