随着通信技术的飞速发展,只闻其声,不见其人的“盲式”通信方式将成为过去,更多的交流、更多的信息有望从可视电话技术开始。可视电话的主要功能是实现点对点的视频通信,即支持彩色活动图像及话音的双向实时传输。从世界上诞生第一台可视电话开始,可视电话经历了从沉寂到复苏的坎坷历程。在今天的多媒体通信时代,可视电话又展现出广阔的发展前景。 一、可视电话的组成及其分类 With the rapid development of communication technology, the “blind” communication methods that only hear the sound and disappear will become the past and more exchanges, and more information is expected to start from the videophone technology. The main function of videophone is to realize the point-to-point video communication, that is to support two-way real-time transmission of color active images and voice. Beginning with the birth of the first video phone in the world, videophones have experienced the bumpy journey from silence to recovery. In today’s era of multimedia communications, video telephony has shown a bright future. First, the composition of video phones and their classification