Zhiwei A. Xu

Person

Malibu, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Interleaved sigma delta modulator based SDR transmitter
- Patent number 10,361,731
- Issue date Jul 23, 2019
- HRL Laboratories, LLC
- Zhiwei A. Xu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Low noise non-foster circuit
- Patent number 10,340,889
- Issue date Jul 2, 2019
- HRL Laboratories, LLC
- Zhiwei A. Xu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Dynamic range of wideband RF front end using delta sigma converters...
- Patent number 9,985,809
- Issue date May 29, 2018
- GM Global Technology Operations LLC
- Timothy J. Talty
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Scalable high-density wireless neuroelectric sensor and stimulator...
- Patent number 9,880,148
- Issue date Jan 30, 2018
- HRL Laboratories, LLC
- Kyung-Ah Son
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Software programmable, multi-segment capture bandwidth, delta-sigma...
- Patent number 9,853,843
- Issue date Dec 26, 2017
- GM Global Technology Operations LLC
- Timothy J. Talty
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Asynchronous pulse domain to synchronous digital domain converter
- Patent number 9,843,339
- Issue date Dec 12, 2017
- HRL Laboratories, LLC
- Yen-Cheng Kuan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Optimized data converter design using mixed semiconductor technolog...
- Patent number 9,780,942
- Issue date Oct 3, 2017
- GM Global Technology Operations LLC
- Timothy J. Talty
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Software programmable, multi-segment capture bandwidth, delta-sigma...
- Patent number 9,722,638
- Issue date Aug 1, 2017
- GM Global Technology Operations LLC
- Timothy J. Talty
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High oversampling ratio dynamic element matching scheme for high dy...
- Patent number 9,698,845
- Issue date Jul 4, 2017
- GM Global Technology Operations LLC
- Timothy J. Talty
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Software programmable cellular radio architecture for telematics an...
- Patent number 9,692,458
- Issue date Jun 27, 2017
- GM Global Technology Operations LLC
- Timothy J. Talty
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Scalable high-density wireless neuroelectric sensor and stimulator...
- Patent number 9,662,498
- Issue date May 30, 2017
- HRL Laboratories, LLC
- Kyung-Ah Son
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Optimized data converter design using mixed semiconductor technolog...
- Patent number 9,660,690
- Issue date May 23, 2017
- GM Global Technology Operations LLC
- Timothy J. Talty
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transceiver front-end circuit for a cellular radio that employs com...
- Patent number 9,648,562
- Issue date May 9, 2017
- GM Global Technology Operations LLC
- Timothy J. Talty
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Power efficient, variable sampling rate delta-sigma data converters...
- Patent number 9,622,173
- Issue date Apr 11, 2017
- GM Global Technology Operations LLC
- Timothy J. Talty
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Interleaved Δ-Σ modulator
- Patent number 9,621,183
- Issue date Apr 11, 2017
- HRL Laboratories, LLC
- Cynthia D. Baringer
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power efficient, variable sampling rate delta-sigma data converters...
- Patent number 9,622,181
- Issue date Apr 11, 2017
- GM Global Technology Operations LLC
- Timothy J. Talty
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Software programmable cellular radio architecture for wide bandwidt...
- Patent number 9,608,661
- Issue date Mar 28, 2017
- GM Global Technology Operations LLC
- Timothy J. Talty
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for processing coded aperture radar (CAR) signals
- Patent number 9,581,681
- Issue date Feb 28, 2017
- HRL Laboratories, LLC
- Jonathan J. Lynch
- G01 - MEASURING TESTING
Information Patent Grant
High oversampling ratio dynamic element matching scheme for high dy...
- Patent number 9,537,514
- Issue date Jan 3, 2017
- GM Global Technology Operations LLC
- Timothy J. Talty
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Agile radio architecture
- Patent number 9,531,571
- Issue date Dec 27, 2016
- HRL Laboratories, LLC
- Zhiwei A. Xu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Dual edge pulse de-multiplexer with equalized path delay
- Patent number 9,484,918
- Issue date Nov 1, 2016
- HRL Laboratories, LLC
- Yen-Cheng Kuan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Non-foster circuit stabilization method
- Patent number 9,054,798
- Issue date Jun 9, 2015
- HRL Laboratories, LLC
- Zhiwei Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for detecting amplitudes and/or phases of reco...
- Patent number 8,958,764
- Issue date Feb 17, 2015
- HRL Laboratories, LLC
- Zhiwei Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Low power radio frequency to digital receiver
- Patent number 8,625,726
- Issue date Jan 7, 2014
- The Boeing Company
- Yen-Cheng Kuan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Binary-weighted delta-sigma fractional-N frequency synthesizer with...
- Patent number 8,193,845
- Issue date Jun 5, 2012
- Microchip Technology Incorporated
- Heng-Yu Jian
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Self-synchronized radio frequency interconnect for three-dimensiona...
- Patent number 8,131,250
- Issue date Mar 6, 2012
- The Regents of the University of California
- Qun Gu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Cross coupled high frequency buffer
- Patent number 7,860,470
- Issue date Dec 28, 2010
- Silicon Storage Technology, Inc.
- Zhiwei Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for calibration of a tank circuit in a phase lock...
- Patent number 7,609,122
- Issue date Oct 27, 2009
- Silicon Storage Technology, Inc.
- Heng-Yu Jian
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Adaptive-biased mixer
- Patent number 7,356,317
- Issue date Apr 8, 2008
- Silicon Storage Technology, Inc.
- Zhiwei Xu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
LO leakage and sideband image calibration system and method
- Patent number 7,280,805
- Issue date Oct 9, 2007
- Silicon Storage Technology, Inc.
- Zhiwei Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
INTERLEAVED SIGMA DELTA MODULATOR BASED SDR TRANSMITTER
- Publication number 20190165820
- Publication date May 30, 2019
- HRL LABORATORIES, LLC
- Zhiwei A. Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TRANSCEIVER FRONT-END CIRCUIT FOR A CELLULAR RADIO THAT EMPLOYS COM...
- Publication number 20160337965
- Publication date Nov 17, 2016
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- TIMOTHY J. TALTY
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
POWER EFFICIENT, VARIABLE SAMPLING RATE DELTA-SIGMA DATA CONVERTERS...
- Publication number 20160337979
- Publication date Nov 17, 2016
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- TIMOTHY J. TALTY
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTIMIZED DATA CONVERTER DESIGN USING MIXED SEMICONDUCTOR TECHNOLOG...
- Publication number 20160315654
- Publication date Oct 27, 2016
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- TIMOTHY J. TALTY
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HIGH OVERSAMPLING RATIO DYNAMIC ELEMENT MATCHING SCHEME FOR HIGH DY...
- Publication number 20160315648
- Publication date Oct 27, 2016
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- TIMOTHY J. TALTY
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SOFTWARE PROGRAMMABLE, MULTI-SEGMENT CAPTURE BANDWIDTH, DELTA-SIGMA...
- Publication number 20160315794
- Publication date Oct 27, 2016
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- TIMOTHY J. TALTY
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DYNAMIC RANGE OF WIDEBAND RF FRONT END USING DELTA SIGMA CONVERTERS...
- Publication number 20160308698
- Publication date Oct 20, 2016
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- TIMOTHY J. TALTY
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SOFTWARE PROGRAMMABLE CELLULAR RADIO ARCHITECTURE FOR WIDE BANDWIDT...
- Publication number 20160308551
- Publication date Oct 20, 2016
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- TIMOTHY J. TALTY
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Interleaved Delta-Sigma Modulator
- Publication number 20160020781
- Publication date Jan 21, 2016
- HRI Laboratories, LLC
- Cynthia D. Baringer
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SOFTWARE PROGRAMMABLE CELLULAR RADIO ARCHITECTURE FOR TELEMATICS AN...
- Publication number 20150372698
- Publication date Dec 24, 2015
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- TIMOTHY J. TALTY
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTIMIZED DATA CONVERTER DESIGN USING MIXED SEMICONDUCTOR TECHNOLOG...
- Publication number 20150372800
- Publication date Dec 24, 2015
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- TIMOTHY J. TALTY
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HIGH OVERSAMPLING RATIO DYNAMIC ELEMENT MATCHING SCHEME FOR HIGH DY...
- Publication number 20150372699
- Publication date Dec 24, 2015
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- TIMOTHY J. TALTY
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
POWER EFFICIENT, VARIABLE SAMPLING RATE DELTA-SIGMA DATA CONVERTERS...
- Publication number 20150373643
- Publication date Dec 24, 2015
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- TIMOTHY J. TALTY
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SOFTWARE PROGRAMMABLE, MULTI-SEGMENT CAPTURE BANDWIDTH, DELTA-SIGMA...
- Publication number 20150372700
- Publication date Dec 24, 2015
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- TIMOTHY J. TALTY
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AGILE RADIO ARCHITECTURE
- Publication number 20150188737
- Publication date Jul 2, 2015
- HRL LABORATORIES, LLC
- Zhiwei A. XU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR PROCESSING CODED APERTURE RADAR (CAR) SIGNALS
- Publication number 20150160335
- Publication date Jun 11, 2015
- Jonathan J. LYNCH
- G01 - MEASURING TESTING
Information Patent Application
LOW POWER RADIO FREQUENCY TO DIGITAL RECEIVER
- Publication number 20130070875
- Publication date Mar 21, 2013
- Yen-Cheng Kuan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
NON-FOSTER CIRCUIT STABILIZATION METHOD
- Publication number 20130009724
- Publication date Jan 10, 2013
- HRL LABORATORIES, LLC
- Zhiwei Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Binary-Weighted Delta-Sigma Fractional-N Frequency Synthesizer With...
- Publication number 20120007643
- Publication date Jan 12, 2012
- Silicon Storage Technology, Inc.
- Heng-Yu Jian
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHOD AND SYSTEM FOR CALIBRATION OF A TANK CIRCUIT IN A PHASE LOCK...
- Publication number 20090091396
- Publication date Apr 9, 2009
- Silicon Storage Technology, Inc.
- Heng-Yu JIAN
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Cross Coupled High Frequency Buffer
- Publication number 20090023413
- Publication date Jan 22, 2009
- Silicon Storage Technology, Inc.
- Zhiwei XU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Self-synchronized radio frequency interconnect for three-dimensiona...
- Publication number 20060256964
- Publication date Nov 16, 2006
- The Regents of the University of California.
- Qun Gu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Adaptive-biased mixer
- Publication number 20060014509
- Publication date Jan 19, 2006
- G-PLUS, INC.
- Zhiwei Xu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
LO leakage and sideband image calibration system and method
- Publication number 20060009171
- Publication date Jan 12, 2006
- G-PLUS, INC.
- Zhiwei Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DIGITAL CONTROL LOOP TO IMPROVE PHASE NOISE PERFORMANCE AND RX/TX L...
- Publication number 20060006951
- Publication date Jan 12, 2006
- G-PLUS, INC.
- Zhiwei Xu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
RF receiver mismatch calibration system and method
- Publication number 20060009180
- Publication date Jan 12, 2006
- G-PLUS, INC.
- Zhiwei Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Zhiwei A. Xu

Person

Patents Grantslast 30 patents

Interleaved sigma delta modulator based SDR transmitter

Low noise non-foster circuit

Dynamic range of wideband RF front end using delta sigma converters...

Scalable high-density wireless neuroelectric sensor and stimulator...

Software programmable, multi-segment capture bandwidth, delta-sigma...

Asynchronous pulse domain to synchronous digital domain converter

Optimized data converter design using mixed semiconductor technolog...

Software programmable, multi-segment capture bandwidth, delta-sigma...

High oversampling ratio dynamic element matching scheme for high dy...

Software programmable cellular radio architecture for telematics an...

Scalable high-density wireless neuroelectric sensor and stimulator...

Optimized data converter design using mixed semiconductor technolog...

Transceiver front-end circuit for a cellular radio that employs com...

Power efficient, variable sampling rate delta-sigma data converters...

Interleaved Δ-Σ modulator

Power efficient, variable sampling rate delta-sigma data converters...

Software programmable cellular radio architecture for wide bandwidt...

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

High oversampling ratio dynamic element matching scheme for high dy...

Agile radio architecture

Dual edge pulse de-multiplexer with equalized path delay

Non-foster circuit stabilization method

Method and apparatus for detecting amplitudes and/or phases of reco...

Low power radio frequency to digital receiver

Binary-weighted delta-sigma fractional-N frequency synthesizer with...

Self-synchronized radio frequency interconnect for three-dimensiona...

Cross coupled high frequency buffer

Method and system for calibration of a tank circuit in a phase lock...

Adaptive-biased mixer

LO leakage and sideband image calibration system and method

Patents Applicationslast 30 patents

INTERLEAVED SIGMA DELTA MODULATOR BASED SDR TRANSMITTER

TRANSCEIVER FRONT-END CIRCUIT FOR A CELLULAR RADIO THAT EMPLOYS COM...

POWER EFFICIENT, VARIABLE SAMPLING RATE DELTA-SIGMA DATA CONVERTERS...

OPTIMIZED DATA CONVERTER DESIGN USING MIXED SEMICONDUCTOR TECHNOLOG...

HIGH OVERSAMPLING RATIO DYNAMIC ELEMENT MATCHING SCHEME FOR HIGH DY...

SOFTWARE PROGRAMMABLE, MULTI-SEGMENT CAPTURE BANDWIDTH, DELTA-SIGMA...

DYNAMIC RANGE OF WIDEBAND RF FRONT END USING DELTA SIGMA CONVERTERS...

SOFTWARE PROGRAMMABLE CELLULAR RADIO ARCHITECTURE FOR WIDE BANDWIDT...

Interleaved Delta-Sigma Modulator

SOFTWARE PROGRAMMABLE CELLULAR RADIO ARCHITECTURE FOR TELEMATICS AN...

OPTIMIZED DATA CONVERTER DESIGN USING MIXED SEMICONDUCTOR TECHNOLOG...

HIGH OVERSAMPLING RATIO DYNAMIC ELEMENT MATCHING SCHEME FOR HIGH DY...

POWER EFFICIENT, VARIABLE SAMPLING RATE DELTA-SIGMA DATA CONVERTERS...

SOFTWARE PROGRAMMABLE, MULTI-SEGMENT CAPTURE BANDWIDTH, DELTA-SIGMA...

AGILE RADIO ARCHITECTURE

METHOD AND APPARATUS FOR PROCESSING CODED APERTURE RADAR (CAR) SIGNALS

LOW POWER RADIO FREQUENCY TO DIGITAL RECEIVER

NON-FOSTER CIRCUIT STABILIZATION METHOD

Binary-Weighted Delta-Sigma Fractional-N Frequency Synthesizer With...

METHOD AND SYSTEM FOR CALIBRATION OF A TANK CIRCUIT IN A PHASE LOCK...

Cross Coupled High Frequency Buffer

Self-synchronized radio frequency interconnect for three-dimensiona...

Adaptive-biased mixer

LO leakage and sideband image calibration system and method

DIGITAL CONTROL LOOP TO IMPROVE PHASE NOISE PERFORMANCE AND RX/TX L...

RF receiver mismatch calibration system and method