DEVICE AND METHOD RELATING TO DUAL CONNECTIVITY

WIPO Patent Application WO/2017/026366

A1

[Problem] To provide a device and method with which it is possible to suppress the occurrence of unnecessary operations in the case of a Secondary Cell Group (SCG) bearer. [Solution] This device is provided with: a communication processing unit for communicating with a terminal device on a Master Cell Group (MCG) bearer for dual connectivity of the terminal device; a request unit for requesting a secondary base station, which communicates with the terminal device on the SCG bearer for the dual connectivity, to report activity-related information relating to activity of the terminal device in the SCG of the secondary base station; and an information acquisition unit for acquiring the activity-related information reported by the secondary base station.

HAYASHI SADAFUKU (JP)

PCT/JP2016/072902

February 16, 2017

August 04, 2016

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NEC CORP (JP)

H04W72/04; H04W16/32; H04W92/20

ALCATEL -LUCENT ET AL.: "Text Proposals for handling user inactivity in dual connectivity release 13", 3GPP TSG-RAN WG3#88 R3-151312, 25 May 2015 (2015-05-25), XP050983441
ERICSSON: "Response to R3-151023 & R3-151024", 3GPP TSG-RAN WG3#88 R3-151179, 25 May 2015 (2015-05-25), XP050977637
NEC: "User Inactivity in SCG bearer option", 3GPP TSG-RAN WG3#89 R3-151488, 14 August 2015 (2015-08-14), XP050993200
See also references of EP 3337265A4

KAJITA, Kuniyuki et al. (JP)

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