GPS and Smartphones - The technology revolution that put GPS in your phone - (PPT)

摘要

E-911 was the catalyst. But initially only for CDMA & iDEN. 7 Enabling technologies moved GPS into GSM and 3G. High sensitivity, even with coarse-time => cheap antennas. Host-Based + RF-CMOS => single die. Single die + cheap antennas = very low BOM cost => towards 100% penetration in Smartphones & also penetrating Feature phones => GPS now in over 300 million mobile phones.