基带处理器和射频前端的体系结构
来自Jack's Lab
1 概述
2 经典GSM手机基带结构
先看看早期经典GSM手机 Motorola C123/C118 基带部分:
- RF PA: SKY77324-12 --- 射频功率放大芯片
- RF: TRF6151C --- GSM射频前端,又叫 RF Tranceiver
- ABB: Ti TWL3025BZGR --- 模拟基带芯片,Analog Baseband Chip
- DBP: Ti Calypso Baseband, D751749ZHH model (Calypso Lite G2), includes 256kBytes of internal SRAM --- 数字基带处理器,Digital Baseband Processor
3 参考资料
- Qualcomm CDMA RTOS and Reverse:http://forum.xda-developers.com/showthread.php?t=1829915
- Reverse engineering a Qualcomm baseband: http://events.ccc.de/congress/2011/Fahrplan/events/4735.en.html
- Analysis radio: http://tjworld.net/wiki/Android/HTC/Vision/RadioAnalysis