Announces Financial Results for Fourth Quarter and Fiscal 2007'. SiRFusion can then combine this real-time information with cellular base station and Wi-Fi access point location data, ephemeribased aiding information from the CSR Positioning Center (CPC) to generate accurate and reliable position updates.AcquisitionOn 10 February 2009, UK wireless chip company CSR announced it was buying SiRF in a share deal worth $136 million.References^ 'SiRF Technology Holdings Inc. The SiRFusion platform integrates positioning from GNSS, terrestrial radio solutions such as Wi-Fi and cellular, and MEMS sensors including accelerometers, gyroscopes, and compasses. Has GPS/Galileo baseband, LCD touch-screen controller, video input, 10-bit ADC and a high-speed USB 2.0.SiRFstarVSiRFstarV chips, launched in 2012, are capable of tracking NAVSTAR, GLONASS, Galileo, Compass, SBAS, and future GNSS signals. The SiRFatLas IV is a cheaper version of the very popular, but rather expensive SiRFPrima platform. The chips have been adopted by major GPS manufacturers, including Sony, Micro Technologies, Garmin, TomTom and Magellan.SiRFatLas IVSiRFatLas IV is a multifunction location system processor and is meant for entry-level Personal Navigation Devices (PNDs).
The SiRFstarIII family comprises the GRF3w RF IC, the GSP3f digital section, and the GSW3 software that is API compatible with GSW2 and SiRFLoc. SiRF chips also support SBAS to allow for differentially corrected positions.Contents1 SiRFstarIII2 SiRFatLas IV3 SiRFstarV4 Acquisition5 References6 External linksSiRFstarIIIMain article: SiRFstarIIISiRFstarIII architecture is designed to be useful in wireless and handheld location-based services (LBS) applications, for 2G, 2.5G, 3G asynchronous networks.
The chips are based on ARM controllers integrated with low-noise radio receivers to decode GPS signals at very low signal levels (typically -160dBm). The company was acquired by British firm CSR plc in 2009, who were in turn subsequently acquired by American company Qualcomm on 13 August 2015.SiRF manufactured a range of patented GPS chipsets and software for consumer navigation devices and systems. The company was founded in 1995 and was headquartered in San Jose, California. was a pioneer in the commercial use of GPS technology for consumer applications. BanataoKanwar ChadhaProductsGPS navigation softwareGPS navigation devicesRevenue33.0% US$ 329.4 Million (2007)ParentQualcommWebsite SiRF Ii chipSiRF Technology, Inc.
From Wikipedia, the free encyclopedia Jump to navigation Jump to search For the 2008 film, see Sirf (film).SiRF TechnologyTypePrivateIndustryICT / ElectronicsFounded1995HeadquartersSan Jose, CaliforniaKey peopleDiosdado P.