Qizheng Gu

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San Diego, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
MEMS tunable notch filter frequency automatic control loop systems...
- Patent number 8,810,331
- Issue date Aug 19, 2014
- Wispry, Inc.
- Qizheng Gu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Tuning methods for tunable matching networks
- Patent number 8,797,119
- Issue date Aug 5, 2014
- Wispry, Inc.
- Qizheng Gu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Low current direct conversion transmitter architecture
- Patent number 7,664,520
- Issue date Feb 16, 2010
- Nokia Corporation
- Qizheng Gu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
CDMA receiver
- Patent number 7,327,775
- Issue date Feb 5, 2008
- Nokia Corporation
- Qizheng Gu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus, and an associated method, for increasing receiver sensit...
- Patent number 6,950,641
- Issue date Sep 27, 2005
- Nokia Corporation
- Qizheng Gu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Radio frequency receiver
- Patent number 6,631,170
- Issue date Oct 7, 2003
- Nokia Corporation
- Qizheng Gu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
MEMS TUNABLE NOTCH FILTER FREQUENCY AUTOMATIC CONTROL LOOP SYSTEMS...
- Publication number 20120286892
- Publication date Nov 15, 2012
- wiSpry, Inc.
- Qizheng Gu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TUNING METHODS FOR TUNABLE MATCHING NETWORKS
- Publication number 20120119842
- Publication date May 17, 2012
- Qizheng Gu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Automatic gain control system for receivers in wireless communications
- Publication number 20070197178
- Publication date Aug 23, 2007
- Nokia Corporation
- Qizheng Gu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Direct conversion receiver radio frequency integrated circuit
- Publication number 20060068746
- Publication date Mar 30, 2006
- Nokia Corporation
- Shen Feng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Low current direct conversion transmitter architecture
- Publication number 20050287965
- Publication date Dec 29, 2005
- Nokia Corporation
- Qizheng Gu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Apparatus, and an associated method, for increasing receiver sensit...
- Publication number 20040152432
- Publication date Aug 5, 2004
- Qizheng Gu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE