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Polish mobile operator P4, operating under the brand Play, and Huawei have jointly implemented a RAN-terminal coordination product, a part of Huawei's SingleRAN Pro platform, to improve the user-perceived rate of mobile video services by 50 percent in weak coverage scenarios.
Huawei's LTE product Phoenix 13.1, and smartphones with a corresponding software version were used to test the function on Play's commercial LTE network. The technology will be commercialised in the near future.
During video playback, the transmit power of a mobile phone is much lower than that of a base station. Sometimes, the feedback data transmitted by a mobile phone may not reach the base station in time, which slows video stream transmission or causes video playback interruptions. Play and Huawei's coordination on both the RAN and terminal sides lowers the required uplink signal strength and increases the video playback success rate and playback rate.