US 11,109,441 B2Granted

Connection release method and apparatus

AssigneeHuawei Technologies Co., Ltd.

InventorsBingzhao Li, Wei Quan, Jian Zhang

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Abstract

Embodiments of the present invention provide a connection release method and an apparatus. The connection release method in the present invention includes: generating, by a first access network device, a first message, where the first message includes connection release information for a terminal device and verification information, the verification information is used to verify whether the connection release information is valid, and the connection release information is used to instruct the terminal device to release a connection; and sending, by the first access network device, the first message to a second access network device. According to the embodiments of the present invention, a connection of the terminal device can be released securely and quickly.

Claims8

Dependent claims

A connection release method, comprising:

receiving, by a first access network device, a context information request message from a second access network device;
in response to the context information request message, generating, by the first access network device, a context information response message, wherein the context information response message comprises connection release information for a terminal device and verification information, the verification information is used to verify whether the connection release information is valid, and the connection release information indicates the terminal device to release a connection;
sending, by the first access network device, the context information response message to the second access network device;
after sending the context information response message, releasing, by the first access network device, context information of the terminal device;
in response to the context information response message, generating, by the second access network device, a second message, wherein the second message comprises the connection release information and the verification information;
and
sending, by the second access network device, the second message to the terminal device.

4 more elements

A communication system, comprising:

a first apparatus, comprising:
a first non-transitory memory storing executable instructions;
and
a first processor configured to execute the executable instructions to perform operations comprising:
receiving a context information request message from a second apparatus;
generating a context information response message, wherein the context information response message comprises connection release information for a terminal device and verification information, the verification information is used to verify whether the connection release information is valid, and the connection release information indicates the terminal device to release a connection;
sending the context information response message to the second apparatus;
after sending the context information response message, releasing context information of the terminal device;
and
the second apparatus, comprising:
a second non-transitory memory storing executable instructions;
and
a second processor configured to execute the executable instructions to perform operations comprising:
sending the context information request message to the first apparatus;
receiving the context information response message from the first apparatus;
in response to the context information response message, generating a second message, wherein the second message comprises the connection release information and the verification information;
and
sending the second message to the terminal device.

15 more elements

Dependencies are inferred from the claim text.

Facts

Application: 16/530,401Filed 2 Aug 2019 · continuation
Priority: 3 Feb 2017
Published: US 2019/0357299 A121 Nov 2019
Granted: 31 Aug 2021
Term ends: Not estimatedThe source records don’t support an estimate.

Classification9 codes

H04W 76/30
Connection management: connection release
H04W 12/108
Integrity: source integrity
H04W 72/04
Local resource management: wireless resource allocation
H04W 76/27
Manipulation of established connections: transitions between radio resource control [RRC] states