Title:
MESSAGE MULTICAST AND MESSAGE BROADCAST METHOD AND DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/104857
Kind Code:
A1
Abstract:
A message multicast and message broadcast method and device, which are used to reduce delay. The message multicast method comprises: a control plane function (CPF) entity receiving a multicast group joining request, the multicast group joining request being used by a first terminal device to request to join a multicast group indicated by a multicast address; the CPF entity adding the terminal device to the multicast group; the CPF entity generating a multicast forwarding route for which the destination address is the multicast address; the CPF entity sending the multicast forwarding route to at least one user place function (UPF) entity, the at least one UPF entity comprising a UPF entity in which all terminal devices comprised in the multicast group are located.
Inventors:
SHEN ZHIMIN (CN)
OKAMAWARI TAKAO (JP)
ZHANG LIANG (JP)
OKAMAWARI TAKAO (JP)
ZHANG LIANG (JP)
Application Number:
PCT/CN2018/074025
Publication Date:
June 06, 2019
Filing Date:
January 24, 2018
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
SOFTBANK CORP (JP)
SOFTBANK CORP (JP)
International Classes:
H04W4/06
Domestic Patent References:
| WO2016062354A1 | 2016-04-28 |
Foreign References:
| CN104579994A | 2015-04-29 | |||
| CN107070866A | 2017-08-18 | |||
| CN1929638A | 2007-03-14 | |||
| CN101127717A | 2008-02-20 |
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