In July 2009 to August, China Telecom and Huawei Technologies Research Institute in Guangzhou, completed the EV-DO Rev.B laboratory testing. In December the same year, China Telecom jointly launched in Beijing, China Huawei's first EV-DO Rev.B network, and its rate of EV-DO Rev.A network downlink speeds of 3 times.
基于1个网页-相关网页
应用推荐