| 无线体域网信道特性研究 |
| |
| 引用本文： | 许波,贺鹏飞,段嗣妍.无线体域网信道特性研究[J].电信科学,2011,27(3):78-84. |
| |
| 作者姓名： | 许波 贺鹏飞 段嗣妍 |
| |
| 作者单位： | 烟台大学光电信息科学技术学院; |
| |
| 基金项目： | 国家自然科学基金资助项目(No.60871081); 烟台大学博士基金资助项目(No.WL07B26) |
| |
| 摘 要： | 无线体域网(WBAN)包含一系列低功耗、微型化、侵入式或非侵入式无线传感器节点,通过短距离无线通信技术实现与外界的通信,提供医疗保健、消费电子、个人娱乐等多项服务。由于WBAN应用于人体,WBAN信道的传播特性与其他传统的无线信道特性有着显著的不同。本文从频点、环境和人体状态3个方面详细研究了WBAN的信道特性。UWB频段采用了冲激响应模型,而路径损耗模型适用于所有频段;在不同环境下,多径效应是影响信号在体外空间传播的主要因素;此外,天线的位置和人体的运动状态,也是WBAN信道建模和仿真时考虑的关键因素。
|
| 关 键 词： | WBAN 信道特性 频点 环境因素 人体状态 |
Research on the Channel Characteristics of WBAN |
| |
| Xu Bo,He Pengei,Duan Siyan.Research on the Channel Characteristics of WBAN[J].Telecommunications Science,2011,27(3):78-84. |
| |
| Authors: | Xu Bo He Pengei Duan Siyan |
| |
| Institution: | Xu Bo,He Pengfei,Duan Siyan(School of Opto-electronic Information Science and Technology,Yantai University,Yantai 264005,China) |
| |
| Abstract: | Wireless body area network(WBAN) contains a series of low-power,miniaturized,invasive/non-invasive wireless sensor nodes,using short-range wireless communication technology to connect with the outside world,and providing a variety of services,such as health care,consumer electronics and personal entertainment.Because WBAN is used for human body,the channel characteristics differ significantly with other traditional wireless channels.In this paper,the propagation characteristics of WBAN channel are studied f... |
| |
| Keywords: | WBAN channel characteristic frequency environment human state |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
|
