Jeff Z. Guan

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San Ramon, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Asymmetric digital subscriber line modem apparatus and methods ther...
- Patent number 8,149,904
- Issue date Apr 3, 2012
- Broadcom Corporation
- Gregory H. Efland
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for copying DMA with separate strides by a modulo...
- Patent number 7,809,902
- Issue date Oct 5, 2010
- Broadcom Corporation
- Gregory H. Efland
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for synchronizing processor and DMA using ownersh...
- Patent number 7,177,988
- Issue date Feb 13, 2007
- Broadcom Corporation
- Gregory H. Efland
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Method and system for synchronizing processor and DMA using ownersh...
- Publication number 20040003185
- Publication date Jan 1, 2004
- Gregory H. Efland
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and system for copying DMA with separate strides by a modulo...
- Publication number 20030225958
- Publication date Dec 4, 2003
- Gregory H. Efland
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Asymmetric digital subscriber line modem apparatus and methods ther...
- Publication number 20030210740
- Publication date Nov 13, 2003
- Gregory H. Efland
- G06 - COMPUTING CALCULATING COUNTING