High-speed rail too fast phone calls are not smooth

According to the Xinhua news agency, Zhengzhou, February 9 (reporter Peng) speed of up to 350 kilometers per hour high-speed railway opened, to the mobile communications brought new challenges, many passengers reflect on the high-speed rail when mobile phone call is not smooth.　　Reporter to understand that the relevant units are stepping up the network construction and optimization, the end of March this year, Zheng Sigautie mobile phone calls problems will be basically resolved. Wuhan, Zheng Sigautie opened after the operation, passengers reflected in high-speed trains in the mobile phone call is not smooth phenomenon is more common. Zhangchungui, general manager of China Mobile Henan Branch Engineering Construction Center, said because the high-speed train speed is very fast, in a very short period of time the train will pass through several base stations, which means that the mobile phone signal will be in the rapid switching between several base stations, it is difficult to ensure the normal call needs, resulting in a drop line. In addition, the high speed train compartment tightness is also getting better, resulting in more signal decay, resulting in poor call quality. In addition, high-speed rail tunnels along the road is also caused by poor communication.