According to China Mobile, China Mobile, ZTE and RDA Microelectronics have recently completed the world's first mobile phone direct connection to a high-orbit satellite based on the operator's network IoT-NTN IMS (satellite Internet of Things IP multimedia subsystem) voice call laboratory verification. High-orbit satellite communication has the advantages of wide coverage and high industry maturity, and real-time voice communication in high-orbit satellite scenarios can meet people's communication needs in remote environments such as oceans and forests.
中国移动：完成全球首个手机直连高轨卫星NTN语音通话实验室验证
China Mobile has completed the world's first mobile direct-to-high-orbit satellite NTN voice call laboratory verification.
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