Inventor

XU ZHIWEI A

US21 patents

⚠️ This page may combine multiple inventors who share the name “XU ZHIWEI A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

XU ZHIWEI A

GM GLOBAL TECH OPERATIONS LLC

Dynamic range of wideband RF front end using delta sigma converters with envelope tracking and injected digitally equalized transmit signal

Software programmable, multi-segment capture bandwidth, delta-sigma modulators for flexible radio communication systems

Optimized data converter design using mixed semiconductor technology for cellular communications

High oversampling ratio dynamic element matching scheme for high dynamic range digital to RF data conversion for radio communication systems

Software programmable cellular radio architecture for telematics and infotainment

Optimized data converter design using mixed semiconductor technology for flexible radio communication systems

Power efficient, variable sampling rate delta-sigma data converters for flexible radio communication systems

Software programmable cellular radio architecture for wide bandwidth radio systems including telematics and infotainment systems

High oversampling ratio dynamic element matching scheme for high dynamic range digital to RF data conversion for cellular communications

Transceiver front-end circuit for a cellular radio that employs components for reducing power consumption

Power efficient, variable sampling rate delta-sigma data converters for cellular communications systems

Software programmable, multi-segment capture bandwidth, delta-sigma modulators for cellular communications

HRL LAB LLC

Method and apparatus for processing coded aperture radar (CAR) signals

Scalable high-density wireless neuroelectric sensor and stimulator array

Scalable high-density wireless neuroelectric sensor and stimulator array

Interleaved Δ-Σ modulator

Low noise non-foster circuit

Asynchronous pulse domain to synchronous digital domain converter

Dual edge pulse de-multiplexer with equalized path delay

Interleaved sigma delta modulator based SDR transmitter

Agile radio architecture