COMMUNICATION CONTROL METHOD AND USER EQUIPMENT

WIPO Patent Application WO/2022/202833

A1

A communication control method according to a first aspect of the present invention is a method used in a mobile communication system that provides multicast and broadcast service (MBS) to user equipment from a base station. The communication control method comprises: the user device receiving MBS data sent from the base station via one transmission method among PTP transmission and PTM transmission; and, in accordance with the transmission method being switched between the PTP transmission and the PTM transmission, the user device sending the base station a message including information representing a sequence number of a received packet related to the switching.

FUJISHIRO MASATO (JP)
CHANG HENRY (US)

PCT/JP2022/013265

September 29, 2022

March 22, 2022

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KYOCERA CORP (JP)

H04W4/06; H04W28/02

US20070165551A1

2007-07-19

APPLE: "PTM PTP switch with MBS service continuity", 3GPP DRAFT; R2-2101373, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG2, no. E-meeting; 20210125 - 20210205, 15 January 2021 (2021-01-15), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP051974303
CATT: "Open Issues on Dynamic PTM and PTP Switch", 3GPP DRAFT; R2-2100084, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG2, no. Online; 20210125 - 20210205, 15 January 2021 (2021-01-15), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP051973302

CURIUSE PATENT PROFESSIONAL CORPORATION (JP)

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