叙述了基于电路交换的模拟视频切换矩阵技术特点及基于 IP交换的大规模数字视频切换矩阵技术 ,认为采用新技术推动了数字视频切换矩阵的实际应用 ,即集中数字视频监控将彻底摆脱模拟监控的空间限制 ,这项新技术的应用 ,势必给人们的生活带来更多的方便和更安全的保障 The technical characteristics of analog video switching matrix based on circuit switching and the large-scale digital video switching matrix based on IP exchange are described. It is considered that the new technology promotes the practical application of digital video switching matrix, that is, the centralized digital video monitoring will completely get rid of the analog monitoring Space constraints, the application of this new technology is bound to bring more convenience and safer protection to people’s lives