WIRELESS COMMUNICATION SYSTEM, MAIN BASE STATION, SECONDARY BASE STATION, AND WIRELESS COMMUNICATION METHOD

WIPO Patent Application WO/2019/117109

A1

[Problem] To enable a communication band between base stations to be efficiently used. [Solution] A wireless communication system provided with a main base station and a secondary base station. A wireless communication system, wherein when dual connectivity, which is an operation mode that allows connection to both the main base station and the secondary base station by a terminal, is executed, the secondary base station transmits information pertaining to the free buffer space of a wireless data bearer group comprising a plurality of wireless data bearers to the main base station in units of a wireless data bearer group.

JP4729613	Mobile communication method and mobile station
JP6765362	Server device and its control method, and program
WO/2008/021724	RADIO RESOURCE MANAGEMENT IN MULTIHOP RELAY NETWORKS

DENG LIANJUN (JP)

PCT/JP2018/045384

June 20, 2019

December 11, 2018

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NEC CORP (JP)

H04W28/08; H04W16/32; H04W72/04; H04W92/20

US20140328182A1	2014-11-06
US20170318493A1	2017-11-02
JP2017085667A	2017-05-18
JP2010016881A	2010-01-21
JP2017238515A	2017-12-13

BLACKBERRY UK LIMITED: "Necessity of flow control for various U-plane alternatives", 3GPP TSG-RAN WG2#84 R2-134116, 15 November 2013 (2013-11-15), XP055398192, Retrieved from the Internet
ZTE: "Further Discussion on P-approved 36. 425", 3GPP TSG RAN WG3 ADHOC_R3_AH_NR_1706 R3- 172051, vol. 1, 29 June 2017 (2017-06-29), pages 8 - 14, XP051302002
See also references of EP 3726880A4

SHIMOSAKA Naoki (JP)

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