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3GPP Officials per TSG/WG


3GPP Officials for group: 3GPP RAN 4 ("R4")

The "elected" date is the date of the most recent election; the official may have served one or more previous terms of office. In the case of the Secretary, it is the date of appointment to this TSG or WG.

Position Name Organization 3GPP OP Fixed phone Mobile phone (re-)elected / appointed Remarks
Chairman ZHOU, Xutao Samsung Electronics Co., Ltd TTA +86-10-84439777 +86-18601163270 2015-11-20 elected at RAN4#77
ViceChairman UMEDA, Hiromasa NTT DOCOMO INC. ARIB + 81 46 840 3190 2015-08-28 elected at RAN4#76
ViceChairman XIZENG, Dai HuaWei Technologies Co., Ltd CCSA 2015-08-28 elected at RAN4#76
SECRETARY OH, Kyoungseok 3GPP Support +82-31-724-0099 2017-01-01
SECRETARY MEREDITH, John M 3GPP Support +33 4 92 94 42 37 +33 (0)6 10 42 03 76 2016-11-22 For NR ad hoc mtg 2017-01 only

Click here for history of officials.