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【本刊讯】据悉,北京、上海等近20个城市的3G网络目前已经具备3G视频监控能力,其中,北京移动、北京联通已经分别建成基于TD网络和WCDMA网络的视频监控系统,一些南方地区的电信公司也建成了CDMA网络的视频监控系统。
It is reported that 3G networks in nearly 20 cities such as Beijing and Shanghai now have 3G video surveillance capabilities. Among them, Beijing Mobile and Beijing Unicom have established video surveillance systems based on TD networks and WCDMA networks respectively. Some southern regions The telecom company also built a CDMA network video surveillance system.