无线接入通信系统 meaning in English
wacs wireless access communication system
wireless access communications system
Examples
- Phs is a mobile communication system developed by japan . it is a bi - directional digital system
Phs是由日本开发的一种无线接入通信系统，它采用数字通信技术。 - At the mean time , the building of the system is the fastest and the best convenience . the scdma making use of radio connection technology of scdma have advantage of high radio frequency ratio , good secrecy and long distance of transport under lower transmitter frequency
Scdma无线接入通信系统采用同步码分多址( scdma )无线接入技术,具有无线频谱利用率高、通信保密性好和低发射功率下较远的通信距离等技术优势,是一种优秀的无线接入通信技术。 - Along with millimeter wave technology development , the high speed modulate 155mb / s millimeter wave receiver requires that the local oscilloscope performance should be excellent to satisfy its communication requirement . this article aimed at the requirement of 8mm millimeter wave receiver and developed a high performance millimeter yto frequency synthesizer . the article introduces several millimeter wave frequency synthesizers and analyzes their characteristic
随着毫米波技术的发展，在毫米波段高调制速率的毫米波通信机对毫米波本振源提出了更高的性能要求，本文针对8mm高速宽带155mb / s无线接入通信系统对毫米波本振源的要求，介绍了几种毫米波频综的设计方案，并进行了分析，最后决定采用锁相倍频的方案。