telecommunication link

Technical drawbacks of TD-SCDMA system are analysed in this paper from many aspects including the characteristics of personal telecommunication system in walking environment, spectrum spread gain and comparison of different 3G standards, radio link budget, and smart antenna, etc.

文章从步行环境移动通信系统的特征、3G标准的比较和扩频增益、无线链路预算及智能天线的作用等方面分析了TD-SCDMA标准可能存在的技术缺陷。

note compression is transmitted through the network or telecommunication link to go, and in the video decoder to decode.

压缩的注被通过网络或是电信联接传输走，并在视频解码端进行解码。解码过的帧就可以被显示了，H。

HART Protocol is an important reasoning of HART telecommunication realized by temperature transmitter. At first, the thesis gave a comprehensive analysis of HART Protocol Standard, and introduced each request of the data-link layer, application layer and physics layer.

HART协议作为温度变送器实现HART通信的重要依据，论文首先对HART协议规范作了全面的分析，介绍了HART数据链路层、应用层和物理层具体要求。