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近年来随着通信技术的飞速发展,不断地将语音传输推向图像传输,使人们相隔千万里,不但可以听到对方的声音,且能看到对方的图像,这就是最早考虑到的可视电话,进一步发展成会议电视,使多方不在一地的会议,赫然于一个会议室中。至1993年,世界上已推出超集成会议电视系统。 会议电视系统的核心技术,就是数字图像的压缩和解压,还有多点控制器。 会议电视就是利用电视技术通过传输信道在两地或
In recent years, with the rapid development of communication technology, voice transmission has been constantly pushed to the image transmission, so that people separated by tens of millions of miles, not only can hear each other’s voice, and can see each other’s image, which is the first consideration As a telephone, further development into a conference television, so that many are not in one meeting, impressively in a conference room. By 1993, the world had introduced ultra-integrated conference television system. The core technology of the conference television system is the compression and decompression of digital images and the multi-point controller. Conferencing TV is the use of television technology through the transmission channel in both places or