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Pengfei Zhang
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Fremont, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Low noise mixer circuit with improved gain
Patent number
6,947,720
Issue date
Sep 20, 2005
RF Micro Devices, Inc.
Behzad Razavi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Local oscillator architecture to reduce transmitter pulling effect...
Patent number
6,850,749
Issue date
Feb 1, 2005
RF Micro Devices, Inc.
Chet Soorapanth
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Variable gain mixer circuit
Patent number
6,807,406
Issue date
Oct 19, 2004
RF Micro Devices, Inc.
Behzad Razavi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Multi-phase mixer
Patent number
6,801,585
Issue date
Oct 5, 2004
RF Micro Devices, Inc.
Thai M. Nguyen
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
VCO with high-Q switching capacitor bank
Patent number
6,778,022
Issue date
Aug 17, 2004
RF Micro Devices, Inc.
Pengfei Zhang
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Mixer noise reduction technique
Patent number
6,748,204
Issue date
Jun 8, 2004
RF Micro Devices, Inc.
Behzad Razavi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Differential to single-ended converter with large output swing
Patent number
6,606,489
Issue date
Aug 12, 2003
RF Micro Devices, Inc.
Behzad Razavi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method and apparatus for reducing DC offset
Patent number
6,509,777
Issue date
Jan 21, 2003
Resonext Communications, Inc.
Behzad Razavi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Differential to single-ended converter with large output swing
Publication number
20030013419
Publication date
Jan 16, 2003
Behzad Razavi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Local oscillator architecture to reduce transmitter pulling effect...
Publication number
20020180538
Publication date
Dec 5, 2002
Resonext Communications, Inc.
Chet Soorapanth
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Low noise mixer circuit with improved gain
Publication number
20020111152
Publication date
Aug 15, 2002
Resonext Communications, Inc.
Behzad Razavi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Method and apparatus for reducing DC reducing offset
Publication number
20020097081
Publication date
Jul 25, 2002
Resonext Communications, Inc.
Behzad Razavi
H04 - ELECTRIC COMMUNICATION TECHNIQUE