For the Inventor, By the Inventor

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Santa Clara, CA, United States of America

Virata Corporation

USPTO Granted Patents = 19

% Expired Patents = 10.5

Trademarks = 1

Forward Citations = 520

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21 inventors (with patents filed for the assignee):

David Greaves (5 out of 18 patents)

Bijit Halder (3 out of 3 patents)

Brian James Knight (2 out of 7 patents)

4. Martin K Jackson (2 out of 3 patents)

5. Debajyoti Pal (2 out of 5 patents)

6. Fash Nowashdi (2 out of 2 patents)

7. David Russell Milway (2 out of 2 patents)

8. Richard J Bradbury (2 out of 2 patents)

9. Richard Simeon (2 out of 2 patents)

10. William Robert Stoye (1 out of 19 patents)

11. Christopher Taylor Hansen (1 out of 17 patents)

12. Gavin J Stark (1 out of 114 patents)

13. James J Stiscia (1 out of 12 patents)

14. Dirk Slock (1 out of 4 patents)

15. David Y Wong (1 out of 5 patents)

19 patents: Sort by Forward Citations

1. 6990062 - Reduced complexity DMT/OFDM transceiver (2006-01-24),

2. 6934328 - Relaxed, more optimum training for modems and the like (2005-08-23),

3. 6769090 - Unified technique for multi-rate trellis coding and decoding (2004-07-27),

4. 6754899 - Shared memory access controller (2004-06-22),

5. 6738418 - Method and apparatus for adaptive data allocation in a multi-carrier communication system (2004-05-18),

6. 6711169 - Session protection system (2004-03-23),

7. 6693975 - Low-order HDSL2 transmit filter (2004-02-17),

8. 6643676 - Initialization /prewindowing removal postprocessing for fast RLS filter adaptation (2003-11-04),

9. 6542477 - Digitally-tunable echo-cancelling analog front end for wireline communications devices (2003-04-01),

10. 6470428 - Sequential memory access cache controller (2002-10-22),

11. 6397305 - Method and apparatus for controlling shared memory access (2002-05-28),

12. 6396815 - Proxy-controlled ATM subnetwork (2002-05-28),

13. 6393124 - CPE alert signal tone detector (2002-05-21),

14. 6252902 - xDSL modem having DMT symbol boundary detection (2001-06-26),

15. 6233276 - XDSL modem having time domain filter for ISI mitigation (2001-05-15),

Company Overview

Virata Corporation, based in Santa Clara, California, specializes in developing advanced semiconductor solutions and software for networking and communications applications. The company focuses on enhancing performance and efficiency in broadband access, wireless communications, and embedded systems. With a strong emphasis on innovation, Virata aims to address the evolving needs of the technology landscape, providing robust solutions that support the growing demand for connectivity and data processing across various industries.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

19 Patents

#173 in Santa Clara, CA

#4,099 in California

#17,138 in US

#32,663 in the World

Santa Clara, CA, United States of America

Virata Corporation

Forward Citations = 520

21 inventors:

David Greaves (5 out of 18 patents)

Bijit Halder (3 out of 3 patents)

Brian James Knight (2 out of 7 patents)

4. Martin K Jackson (2 out of 3 patents)

5. Debajyoti Pal (2 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Virata Corporation. Retrieved from https://idiyas.com/company/virata

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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