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1. US20120136938 - Method and apparatus for call proceeding in call control of application server

Office
United States of America
Application Number 13388338
Application Date 20.05.2010
Publication Number 20120136938
Publication Date 31.05.2012
Grant Number 08965973
Grant Date 24.02.2015
Publication Kind B2
IPC
G06F 15/16
GPHYSICS
06COMPUTING; CALCULATING OR COUNTING
FELECTRIC DIGITAL DATA PROCESSING
15Digital computers in general; Data processing equipment in general
16Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
H04L 29/06
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
29Arrangements, apparatus, circuits or systems, not covered by a single one of groups H04L1/-H04L27/136
02Communication control; Communication processing
06characterised by a protocol
CPC
H04L 65/1063
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
65Network arrangements or protocols for real-time communications
10Signalling, control or architecture
1013Network architectures, gateways, control or user entities
1063Application servers
H04L 65/1093
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
65Network arrangements or protocols for real-time communications
10Signalling, control or architecture
1066Session control
1083In-session procedures
1086session scope modification
1093by adding or removing participants
Applicants Gao Yang
ZTE Corporation
Inventors Gao Yang
Agents Yang Stephen
Wu Ling
Ling and Yang Intellectual Property
Title
(EN) Method and apparatus for call proceeding in call control of application server
Abstract
(EN)

The invention discloses a method for call proceeding in call control of an application server, comprising: the application server sending an Offer message to a second party after making a media consultation with a first party; the application server receiving an Answer message sent from the second party, and transforming the Answer message into the Offer message and then sending to the first party, wherein, the Offer message carries a confirmation request for a Precondition state of the first party; the application server receiving the Answer message sent from the first party, wherein, the Answer message carries a confirmation response to the Precondition state from the first party; when determining that the Answer message meets a condition for transforming the Answer message, the application server transforming the Answer message into the Offer message and then sending to the second party.


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