目录
1 绪论..............................................................................................................................................2
1.1 概述...................................................................................................................................2
1.2 国内外研究现状...............................................................................................................4
2 短距离无线通信技术标准..........................................................................................................5
2.1 蓝牙技术...........................................................................................................................5
2.1.1 蓝牙技术的典型应用............................................................................................5
2.1.2 蓝牙技术的特点....................................................................................................6
2.1.3 小结........................................................................................................................7
2.2 IEEE802.11.......................................................................................................................7
2.2.1 IEEE802.11b..........................................................................................................8
2.2.2 IEEE802.11a..........................................................................................................8
2.2.3 IEEE802.11g........................................................................................................9
2.2.4 小结........................................................................................................................9
2.3 红外（IrDA） ................................................................................................................10
2.4 HomeRF 技术.................................................................................................................10
2.5 ZigBee 技术....................................................................................................................11
2.5.1 ZigBee 技术的特点.............................................................................................11
2.5.2 小结......................................................................................................................12
2.6 超宽带技术（UWB） ...................................................................................................12
2.6.1 UWB 的技术特点 ...............................................................................................13
2.6.2 小结......................................................................................................................14
2.7 通信标准比较.................................................................................................................14
3 射频技术和基带技术................................................................................................................15
3.1 射频技术.........................................................................................................................15
3.1.1 概述......................................................................................................................15
3.1.2 频带和信道分配..................................................................................................16
3.1.3 发射机特性..........................................................................................................16
3.1.4 接收机特性..........................................................................................................18
3.2 基带技术.........................................................................................................................18
3.2.1 蓝牙时钟..............................................................................................................19
3.2.2 蓝牙设备地址......................................................................................................19
3.2.3 物理信道..............................................................................................................20
3.2.4 跳频选择..............................................................................................................21
3.2.5 逻辑传输..............................................................................................................24
3.2.6 分组......................................................................................................................24
4 模块设计....................................................................................................................................27
4.1 模块化设计思路.............................................................................................................27
4.1.1 总体原则..............................................................................................................27
4.1.2 PCB 工艺因素.....................................................................................................27
4.1.3 原理图设计..........................................................................................................33
4.1.4 对外接口定义及封装..........................................................................................34
