US 2010/0167775 A1 · METHOD AND DEVICE FOR REQUESTING PERMISSION TO SEND MEDIA, AND METHOD AND DEVICE FOR CONTROLLING PUSH-TO SERVICE

Abstract

A method, PT client device and PT server device for controlling transmission of media data, are discussed. According to an embodiment, the method includes sending, by a PT client, media data to a PT server after receiving a talk burst grant from the PT server in response to a talk burst request message; entering, by the PT client, a first operation state after receiving a media burst revoke message from the PT server, wherein the PT client in the first operation state is unable to request permission to send media data to the PT server; and entering, by the PT client, a second operation state after receiving a media burst idle message from the PT server while the PT client is in the first operation state, wherein the PT client in the second operation state is able to request permission to send media data to the PT server.

Claims20

Dependent claims

A method for controlling transmission of media data, comprising:

sending, by a PT client, media data to a PT server after receiving a talk burst grant from the PT server in response to a talk burst request message;
entering, by the PT client, a first operation state after receiving a media burst revoke message from the PT server, wherein the PT client in said first operation state is unable to request permission to send media data to the PT server;
and
entering, by the PT client, a second operation state after receiving a media burst idle message from the PT server while the PT client is in said first operation state, wherein the PT client in said second operation state is able to request permission to send media data to the PT server.

1 more element

Dependencies are inferred from the claim text.

Facts

Application

12/722,380Filed 11 Mar 2010

Priority

KR 10-2007-001717720 Feb 2007

Published

1 Jul 2010

Term ends

Not estimatedThe source records don’t support an estimate.

Classification7 codes

H04L 65/4061
Support for services or applications: push-to services, e.g. push-to-talk or push-to-video
H04L 69/28
Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass:…
H04W 4/10
Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective…:…
H04W 76/45
For selective distribution or broadcast: for Push-to-Talk [PTT] or Push-to-Talk over cellular [PoC] services

Family

Application60/794,532Us provisional application · filed 25 Apr 2006

Application60/832,143Us provisional application · filed 21 Jul 2006

Application11/790,441Continuation · filed 25 Apr 2007

Application12/722,380Continuation

US 2007/0248040 A1Published application

US 7,715,320 B2Related patent

US 8,000,246 B2Related patent

US 2010/0167775 A1This patent

From the US filing history. Foreign family members aren’t listed.

Method and device for requesting permission to send media, and method and device for controlling push-to service

Life of this patent

Method and device for requesting permission to send media, and method and device for controlling push-to service

Life of this patent

Abstract

Claims20