Executives from Huawei, OPPO, vivo and Xiaomi serve as deputy group leaders of WG1 for fast charging standard research: ZTE joins global fast charging standard research

News from this site on October 11, according to China Communications Standards Association news, From September 26 to September 27, 2023, the China Communications Standards Association Terminal Fast Charging Technology and Standards Promotion Committee technical work The Green Energy Technology Group (CCSA/TC626/WG1) and the Telecommunications Terminal Industry Association Green Energy Technology Group (TAF/WG10) jointly held the third meeting in 2023 in Chongqing. The Industry Promotion Group (CCSA/TC626/WG2) and the FCA Industry Promotion Group jointly held Second meeting. A total of 48 experts from TC626 member units including terminal manufacturers and chip manufacturers attended the meeting.

At the third joint meeting between TC626/WG1 and TAF/WG10, TC626/WG1 team leader Zhao Xiaoxin introduced TC626/WG1 to the meeting in detail Working methods, including the working scope, work functions, group leader setting, working procedures for group standard development within the group and related documents, etc., and announced the list of WG1 deputy group leaders approved by the TC626 chairman, includes Sun Ruinan of Huawei Terminal Co., Ltd., Liu Zhen of OPPO Guangdong Mobile Communications Co., Ltd., Zhang Yuan of Vivo Mobile Communications Co., Ltd., and Yu Lei of Beijing Xiaomi Mobile Software Co., Ltd.

Subsequently, according to the meeting agenda, the focus was on the cost reduction of voltage accuracy/current accuracy, how Source obtains necessary information from Sink, whether constant current loop must be supported, signal isolation of main control chip and charging chip, and encryption algorithm Resource consumption and other technical issues, as well as in-depth, candid and constructive discussions and communication on various issues such as the coordination between testing and certification, and whether a series of standards need to be developed for different application scenarios in the future. .

Representatives at the meeting also reviewed the "Technical Requirements for Integrated Fast Charging of Mobile Terminals (Second Phase)", "Test Methods for Integrated Fast Charging of Mobile Terminals (Second Phase)" and "Technical Specifications for Cables Supporting Integrated Fast Charging of Mobile Terminals" 》There were in-depth exchanges and discussions on the drafts for review of the three group standards. After the meeting, the standard drafting group will further improve the draft standard based on the conclusions of the meeting and push the draft standard for review as soon as possible.

At the second joint meeting of TC626/WG2 and the FCA Industry Promotion Group held at the same time, it was announced that Li Jieqiang of the China Academy of Information and Communications Technology would serve as the deputy group leader of TC626/WG2 with the approval of the TC626 Chairman. Subsequently, the meeting focused on the contract matters of the backup trademark, discussed the feasibility and implementation path of integrating fast charging technology into other pan-terminal and various types of connector scenarios besides mobile phones.

Note on this site: The China Communications Standards Association was established in Beijing on December 18, 2002. It is a voluntary joint organization of domestic enterprises and institutions. It is approved by the competent business department and registered with the national society registration management agency.A non-profit legal person social group that carries out standardization activities in the field of communication technology. Currently, the association has more than 1,000 member units at home and abroad, covering fields such as the information communications industry, the Internet, software development, automobile manufacturing, electric power, medical care, and finance.

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