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San Jose, CA, United States of America

Sirf Technology Holdings, Inc.

USPTO Granted Patents = 26

EPO Patents = 1

Forward Citations = 327

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39 inventors (with patents filed for the assignee):

Zhike Jia (11 out of 17 patents)

Chi-Shin Wang (11 out of 21 patents)

Shaowei Han (6 out of 16 patents)

4. Lionel Jacques Garin (3 out of 114 patents)

5. Yue-Meng Chen (3 out of 3 patents)

6. EnYuan Tu (3 out of 3 patents)

7. Jun Mo (3 out of 6 patents)

8. Hansheng Wang (3 out of 5 patents)

9. Gengsheng Zhang (2 out of 123 patents)

10. Gregory Turetzky (2 out of 25 patents)

11. Changlin Ma (1 out of 7 patents)

12. William Kerry Keal (1 out of 51 patents)

13. Richard McConnell (1 out of 19 patents)

14. Hongyu Zhang (1 out of 9 patents)

15. Sundar Raman (1 out of 34 patents)

26 patents: Sort by Forward Citations

1. 8094758 - Ephemeris download from weak signals (2012-01-10),

2. 8086405 - Compensation for mounting misalignment of a navigation device (2011-12-27),

3. 8000378 - Narrow correlator technique for multipath mitigation (2011-08-16),

4. 7924220 - Method and apparatus for weak data frame sync in a positioning system (2011-04-12),

5. 7903028 - Ephemeris download from weak signals (2011-03-08),

6. 7864898 - Systems and methods for signal acquistion in navigational satellite signal receivers (2011-01-04),

7. 7859456 - Method of mixed data assisted and non data assisted navigation signal acquisition, tracking and reacquisition (2010-12-28),

8. 7847726 - Navigational signal tracking in low power mode (2010-12-07),

9. 7830951 - Efficient and flexible numerical controlled oscillators for navigational receivers (2010-11-09),

10. 7778311 - Bit synchronization for weak navigational satellite signals (2010-08-17),

11. 7743177 - High sensitivity global navigation satellite system (GNSS) receiver platform having DMA controller for transferring between internal and external memory (2010-06-22),

12. 7719466 - Communications systems that reduces auto-correlation or cross-correlation in weak signals (2010-05-18),

13. 7693211 - Fast fourier transform based phase locked loop for navigational receivers (2010-04-06),

14. 7639181 - Method and device for tracking weak global navigation satellite system (GNSS) signals (2009-12-29),

15. 7623067 - Fast search GPS receiver (2009-11-24),

SiRF Technology Holdings, Inc. is a leading provider of GPS technology and semiconductor solutions. They specialize in developing innovative GPS navigation systems and integrated circuits for various applications such as automotive, consumer electronics, and mobile devices. With a strong focus on research and development, SiRF Technology continually delivers cutting-edge GPS solutions to meet the evolving needs of the global market.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

26 Patents

#270 in San Jose, CA

#2,953 in California

#12,424 in US

#24,051 in the World

San Jose, CA, United States of America

Sirf Technology Holdings, Inc.

Forward Citations = 327

39 inventors:

Zhike Jia (11 out of 17 patents)

Chi-Shin Wang (11 out of 21 patents)

Shaowei Han (6 out of 16 patents)

4. Lionel Jacques Garin (3 out of 114 patents)

5. Yue-Meng Chen (3 out of 3 patents)

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