据国际电信市场信息,进入90年代,可视电话在欧美问世,并迅速普及。可视电话“声图并茂”实用性验,业内人士认为,可视电话将成为跨世纪的国内外市场的热点。可视电话即在普通电话上附加可视屏幕、信号处理机、小型摄像机,便为独立的可视电话。初期的可视电话为模拟 According to the international telecommunications market information, into the 90’s, the videophone came out in Europe and the United States, and rapidly universal. Visual phone “sound and Mao ” practical experience, the industry believes that video phones will become a cross-century domestic and foreign markets hot spots. Video phone that is attached to the ordinary phone video screen, signal processor, a small camera, it is a separate video phone. The initial videophone was a simulation