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研究对比了PHS技术、SCDMA技术和3G技术等移动通信技术优势劣势;分析了PHS、SCDMA、TD-SCDMA现代无线移动通信技术及其特点;设计了矿山PHS、矿山SCDMA、矿山TD-SCDMA无线移动通信系统的典型网络结构及其组成;比较了在煤矿安全生产中新兴起的PHS、SCDMA、TD-SCDMA,WLAN和WMAX等无线通信技术,并最终得出结论,3G技术在长远上更适合矿山多媒体移动通信。
The advantages and disadvantages of mobile communication technologies such as PHS technology, SCDMA technology and 3G technology are compared and analyzed. The modern wireless mobile communication technologies and their characteristics of PHS, SCDMA and TD-SCDMA are analyzed. The design of mine PHS, mine SCDMA, mine TD-SCDMA wireless mobile The typical network structure and its composition of communication system are compared. Wireless communication technologies such as PHS, SCDMA, TD-SCDMA, WLAN and WMAX emerging in coal mine safety production are compared. Finally, it is concluded that 3G technology is more suitable for mining Multimedia Mobile Communications.