Xu Li

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Cerritos, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Methods and apparatus for automatically synchronizing and regulatin...
- Patent number 6,026,168
- Issue date Feb 15, 2000
- Microtek Lab, Inc.
- Xu Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Efficient speakerphone anti-howling system
- Patent number 5,646,990
- Issue date Jul 8, 1997
- Rockwell International Corporation
- Xu Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Loop gain processing system for speakerphone applications
- Patent number 5,612,996
- Issue date Mar 18, 1997
- Rockwell International Corporation
- Xu Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE