TERMINAL DEVICE, BASE STATION DEVICE, METHOD, AND INTEGRATED CIRCUIT

WIPO Patent Application WO/2021/010455

A1

This terminal device is provided with: a receiving unit and a processing unit which performs a process based on an RRC message, wherein, on the basis of the inclusion of first information in the RRC message, a second MAC entity is generated for a first cell group separately from an existing MAC entity (first MAC entity) of the first cell group, and the first MAC entity is reset on the basis of the non-inclusion of the first information in the RRC message.

TSUBOI HIDEKAZU
HORI TAKAKO
YAMADA SHOHEI

PCT/JP2020/027752

January 21, 2021

July 17, 2020

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SHARP KK (JP)

H04W36/18; H04W76/15; H04W76/30

QUALCOMM INCORPORATED: "User Plane changes to minimize the mobility interruption during Make- Before-Break (MBB) HO", 3GPP TSG-RAN WG2 MEETING #106 R2-1905784, 3 May 2019 (2019-05-03), pages 1 - 5, XP051710137, Retrieved from the Internet [retrieved on 20201002]
SAMSUNG: "The handling of MAC entity in RRC", 3GPP TSG-RAN WG2 MEETING #105 R2-1901015, 14 February 2019 (2019-02-14), pages 1 - 2, XP051602380, Retrieved from the Internet [retrieved on 20201002]
QUALCOMM INCORPORATED: "Control Plane handling and procedures to support Make-Before-Break (MBB) HO", 3GPP TSG-RAN WG2 MEETING #106 R2-1905782, 3 May 2019 (2019-05-03), pages 1 - 5, XP051710135, Retrieved from the Internet [retrieved on 20201002]

NISHIZAWA Kazuyoshi et al. (JP)

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