SiRF Technology, Inc.

United States of America

 
Total IP 67
Total IP Rank # 18,996
IP Activity Score 0/5.0    0
IP Activity Rank # 1,566,414
Parent Entity CSR Technology Holdings Inc.

Patents

Trademarks

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Last Patent 2010 - System and method for operating ...
First Patent 1997 - Spread spectrum receiver with mu...

Latest Inventions, Goods, Services

2010 Invention System and method for operating a gps device in micro power mode. A wireless device including a t...
2009 Invention Method and apparatus for mitigating the effects of narrowband interfering signals in a gps receiv...
Invention Method and apparatus for mitigating the effects of cw interference via post correlation processin...
Invention Method and apparatus for mitigating the effects of cross correlation in a gps receiver. A positio...
Invention Always on gps device. A wireless device including a transceiver that utilizes a power supply is d...
Invention System and method for verifying consistent measurements in performing gps positioning. Systems an...
2008 Invention System and method for providing temperature correction in a crystal oscillator. A system and meth...
Invention Gps system utilizing multiple antennas. A GPS Mobile Unit is described. The GPS Mobile Unit may i...
Invention Systems and methods for global differential positioning. Systems and methods for global different...
Invention Systems and methods for synthesizing gps measurements to improve gps location availability. There...
Invention Systems and methods for processing navigational solutions. Systems and methods for processing nav...
Invention Noise floor independent delay-locked loop discriminator. A system and method for providing code t...
Invention A high sensitivity gnss receiver platform with shared memory. Provided herein is multi-function p...
Invention Navigational positioning without timing information. Provided herein are systems and methods that...
Invention Improved satellite clock prediction. Devices and methods are described for determining position i...
Invention Efficient and flexible numerical controlled oscillators for navigational receivers. Provided here...
Invention Efficient ephemeris coding. In one embodiment, a system is provided that is operable to: predict ...
Invention Methods and systems for temperature related frequency drift compensation. Systems and methods are...
2007 Invention System and method for estimating cell center position for cell id based positioning. Systems and ...
Invention Determining position without current broadcast ephemeris. Devices and methods are described for d...
Invention A method of mixed data assisted and non data assisted navigation signal acquisition, tracking and...
Invention Cell id based positioning from cell intersections. Systems and methods are described for determin...
Invention Enhanced aiding in gps systems. An Aided Location Communication System ('ALCS') is described. The...
Invention Method and system for a data interface for aiding a satellite positioning system reciever. The i...
Invention Method and apparatus in positioning without broadcast ephemeris. Provided herein are methods and ...
Invention Power management in digital receivers. Methods and systems consistent with the present invention ...
Invention Memory reduction in digital video broadcast receivers. An input random access memory (RAM) module...
Invention System and method synchronizing digital bits in a data stream. A system and method for for synchr...
Invention Method of eliminating temperature induced band switching in ultra wideband voltage controlled osc...
Invention Method and apparatus for memory optimization in mpe-fec system. A system and a method are provide...
Invention Method of estimating doppler spread and signal-to-noise ratio of a received signal. A method for ...
2006 Invention A diversity processing receiver. A frequency domain diversity DVB receiver device (FIG. 1) includ...
Invention Multi-standard multi-rate filter. A method is provided for decimating a digital signal by a facto...
Invention Network system for aided gps broadcast positioning. A network approach for aided GPS broadcast po...
Invention Cross-correlation detection in a receiver. A communication device with cross-correlation detectio...
Invention Dead reckoning system. In one embodiment, a system and method of dead reckoning navigation for a ...
Invention System and method for detecting multipath effects in a gps receiver. A multipath component in a G...
Invention Global positioning system receiver timeline management. Satellite positioning system (SATPS) rece...
Invention Synchronizing a radio network with end user radio terminals. Synchronizing a Radio Network with E...
Invention Aided location communication system. An Aided Location Communication System ('ALCS') is described...
Invention Gps front end with universal digital interface. A radio frequency integrated circuit for a global...
Invention Location tagging using post-processing. A system is provided for storing positional data received...
Invention System and method for providing location based services over a network. In a method for providing...
2005 Invention Satellite positioning aided communication system selection. A software communication device with ...
Invention Reference oscillator frequency correction system. A receiver reference oscillator frequency corre...
Invention Distributed data collection of satellite data. A shuttle message that is passed between GPS enabl...
Invention Determining position without use of ephemeris information. Devices and methods are described for ...
Invention Virtual satellite position system server. A virtual satellite system server that collects and tra...
Invention Location tagging using post-processing. A system is provided for storing positional data receive...