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wu xu xu ke pin duan ji kuo pin ji shu de ying yong qian jing
Author(s): 
Pages: 11-15
Year: Issue:  1
Journal: Wireless Communication Technology

Keyword:  频谱利用扩频技术无线局域网;
Abstract: 1985年美国联邦通信委员会FCC在工业、科技、医疗频段共划分了234.5MHz,允许扩频通信设备免许可证使用。由于ISMBand带宽的限制,目前符合规定的设备局限在传输数据率低或对系统性能要求不高的应用背景下。无线局域网将是无线通信领域中下一个前景最大的市场之一,人们正在努力开发高速率的扩频无线数据传输技术。
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