1105工作原理

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1、1105工作原理版本修订日期修订人审核V1.02014-10-9江浩清一、总体方案概述...................................................31、产品概述:....................................................32、系统主要方案：...............................................33、各单元功能说明..............................

2、.................44、各单板联系说明...............................................55、内外接口说明.................................................66、系统总方框图.................................................6二、各电路工作原理分析............................................71、射频

3、电路方框图...............................................72、天线电路图..................................................73、射频天线开关电路图..........................................74、GSM信号接收电路............................................85、CDMA频段信号接收电路图...............

4、....................96、TDD—LTE频段信号接收电路图..................................107、DRX接收电路图..............................................128、音频信号处理电路图..........................................139、主麦送话电路................................................1510、耳机

5、麦克送话电路...........................................1511、蓝牙与Wifi电路............................................1612、GPS卫星接收电路...........................................1713、电源电路方框图.............................................1814、电源电路原理...................

6、............................1915、USB电路原理图.............................................2016、充电原理图.................................................2017、数据下载与升级电路.........................................2118、电池连接器电路.......................................

7、......2219、马达电路...................................................2220、显示屏接口电路.............................................2321、显示屏背光驱动IC..........................................2322、触屏IC及接口电路.........................................2323、像头接口电路......

8、...........................................2424、闪光灯电路...............................................2525、SIM接口电路.................................................2626、耳机MIC电路分析..............................................2627、地磁感应电路...........