Technical Advantages of Application of TD-SCDMA Communication System in Coal Mine
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摘要: 比较了WCDMA、CDMA2000和TD－SCDMA 三种3G标准的频谱利用率，分析了TD－SCDMA所采用的智能天线及联合检测技术的原理及其技术优势，说明了TD－SCDMA在煤矿应用具有频谱利用率高、信号覆盖能力强、系统容量大、接收灵敏度高、成本低等技术优势。Abstract: The paper compared spectrum utilization of three kinds of 3G standard of WCDMA, CDMA2000 and TD-SCDMA, analyzed principle and technical advantages of smart antenna and united detection applied in TD-SCDMA, and illustrated technical advantages of TD-SCDMA applied in coal mine including high spectrum utilization, strong signal coverage ability, huge system capacity, high receiving sensitivity and low cost.
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