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Terminal device, PGW, and TWAG

專利號
US10980073B2
公開日期
2021-04-13
申請人
SHARP KABUSHIKI KAISHA（JP Sakai）
發(fā)明人
Yudai Kawasaki; Yoko Kuge; Masafumi Aramoto
IPC分類
G06F16/16; H04W76/15; H04W4/00; H04W88/06; H04W88/16; H04W72/04; H04W76/18; H04W76/11; H04W84/12
技術領域
pdn,nbifom,twag,ue,pgw,apn,connection,may,ifom,access
地域： Sakai

摘要

To provide a method of communication control and the like based on a multi-access PDN connection establishment request from a terminal device. Provided is communication control accompanied with establishment of a multi-access PDN connection or with rejection of establishment of a multi-access PDN connection, based on a response to a PDN connectivity establishment request from a terminal device.

說明書

Note that the PGW 30 may perform the IP-CAN session update procedure to notify the PCRF 60 of information on the UE 10 and/or TWAG 74.

The PCRF 60 may perform the IP-CAN session update procedure with the PGW 30. The PCRF 60 may perform the IP-CAN session update procedure including at least the first identification information, the second identification information, and the third identification information.

Note that the PCRF 60 may perform the IP-CAN session update procedure to notify the PGW 30 of the charging information and/or the QoS control information and/or the routing information.

Based on the reception of the Create Session Request or the completion of the IP-CAN session update procedure, and/or the first identification information and/or second identification information and/or third identification information included in the Create Session Request and/or the IP-CAN session update procedure, the PGW 30 transmits a Create Session Response to the TWAG 74 (S1608).

Based on the reception of the Create Session Request or the completion of the IP-CAN session update procedure, and/or the first identification information and/or second identification information and/or third identification information included in the Create Session Request and/or the IP-CAN session update procedure, the PGW 30 may transmit the Create Session Response including at least the first identification information, the second identification information, and the third identification information.

Furthermore, the PGW 30 may include the PDN address (PDN Address) and/or the PDN connection ID and/or the TFT in the Create Session Response.

權利要求

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