http://www.gpsbusinessnews.com/TI-announced-new-GPS-chip-cost-under-5_a102.html
http://code.google.com/p/custom-android-sciphone-n19/wiki/HardwareHacks ("Yes... bluetooth gps is nice... but you've got to have another device with gps around... something very annoying... instead, you could find a serial port on the board, and attach an NMEA-UART compliant module for $7-$9... better for me
")
~> CHAUD, je savais pas qu'un module (A)GPS était si bon marché... 