CSR, formerly Cambridge Silicon Radio, has bought SiRF, an American GPS chip company, in a share transaction valued at 91 million British pounds ($132.7 million), giving SiRF shareholders 27 percent of the new, enlarged CSR. Two SiRF directors will get seats on the board.
SiRF is best known for its SiRFstar range of GPS chips, which are used by TomTom, Garmin, Palm, and others. CSR has traditionally specialized in Bluetooth chips, more recently concentrating on highly integrated all-in-one circuits that combine Bluetooth with other radio functions like Wi-Fi and FM reception. Lately, it has been promoting 802.11n for … Read more