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2月4日,由大唐电信提出的第三代移动通信技术标准TD-CDMA实现首次户外移动通话。 现场演示由大唐电信和西门子公司科技人员联合进行。在演示过程中,科技人员将终端放在一辆开行着的汽车上,通过在汽车上放置的摄像仪器和无线通信装置,将拍摄的移动图像和人员的通话传送回演
February 4, by Datang Telecom’s third-generation mobile communication technology standard TD-CDMA to achieve the first outdoor mobile calls. Live demonstration by Datang Telecom and Siemens scientific and technological personnel jointly conducted. During the demonstration, the technicians put the terminal on an open car and transmitted the captured moving images and the personnel’s call back through the camera and the wireless communication device placed on the car