Signal transmission method, transmitter, receiver and expanding code synchronous method in mobile communication system.

移动通信系统中的信号传输方法，发射机，接收机和扩展码同步法。

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Motion picture's compress code and decompress decode in real time is the key part of highspeed wireless video transmission system.

运动图像实时压缩编码和解压缩解码是高速无线视频传输系统的核心部分。

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Then in light of the actual situation of the network manufacturing laboratories introduces the wireless access and the code transmission about the communication of the DNC system.

介绍直接数字控制（DNC）网络系统的基本概念及构成，结合网络制造实验室的实际情况对DNC系统通信的无线接入方式和代码传输进行研究。

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