Method and system for processing PoC call based on answer mode of push to talk over cellular system client
First Claim
1. A call processing method in a PoC network in which a session is established in advance between a receiving PoC client and a receiving PoC server, and an automatic response mode is established in the receiving PoC server, the method comprising the steps of:
- receiving, by the receiving PoC server, a call request message transmitted from a sending PoC server;
sending, by the receiving PoC server, a response signal corresponding to the call request message; and
receiving information to notify that a media stream will be transmitted to the receiving PoC client, the information including an address and a name of a sending PoC client and a Manual Answer Override (MAO) indication.
1 Assignment
0 Petitions
Accused Products
Abstract
Disclosed is a method and system for establishing a session for a Push to Talk (PTT) over Cellular call (PoC). In the method, when an answer (response) mode of a PoC server and a PoC client are not in accordance with each other, an error message is transmitted to the receiving PoC server Moreover, call processing for a PoC call is improved by inserting a new data field indicating an automatic answer of a server into a payload of a Real-time Transport Protocol (RTCP) message, and a function of the terminal is extended using an added data field when the answer modes of the corresponding PoC server and PoC client are not in accordance with each other.
6 Citations
28 Claims
-
1. A call processing method in a PoC network in which a session is established in advance between a receiving PoC client and a receiving PoC server, and an automatic response mode is established in the receiving PoC server, the method comprising the steps of:
-
receiving, by the receiving PoC server, a call request message transmitted from a sending PoC server; sending, by the receiving PoC server, a response signal corresponding to the call request message; and receiving information to notify that a media stream will be transmitted to the receiving PoC client, the information including an address and a name of a sending PoC client and a Manual Answer Override (MAO) indication. - View Dependent Claims (2, 3, 4, 5, 6, 7)
-
-
8. A call processing system in a PoC network in which a session is established in advance between a receiving PoC client and a receiving PoC server, and an automatic response mode is established in the receiving PoC server, the system comprising:
-
a PoC sewer for receiving a call request message transmitted from a sending PoC server, and sending a response message corresponding to the call request message; and a receiving PoC client for receiving information to notify that a media stream will be received from the receiving PoC server, the information including an address and a name of a sending PoC client and a Manual Answer Override (MAO) indication. - View Dependent Claims (9, 10, 11, 12, 13, 14)
-
-
15. A call processing method in a PoC network, the method comprising the steps of:
-
establishing, at a PoC client, a pre-established session with a PoC server; establishing, by the PoC client, an automatic response mode to the PoC server; and receiving, by the PoC client, information to notify that a media stream will be received from the PoC server which has received a call request message the information comprising an address and a name of a sending PoC client and a Manual Answer Override (MAO) indication. - View Dependent Claims (16, 17, 18, 19, 20, 21)
-
-
22. A PoC client for performing call processing in a PoC network, comprising:
-
a PoC client for; establishing a pre-established session with a receiving PoC server, establishes an automatic response mode with the receiving PoC server; and receiving information to notify that a media stream will be received from the PoC server which has received a call request message, the information including an address and name of a sending PoC client and a Manual Answer Override (MAO) indication. - View Dependent Claims (23, 24, 25, 26, 27, 28)
-
Specification