Title: Method for performing push to talk via cellular phone and the cellular phone
Application Number: 200610154259 Application Date: 2006.09.19
Publication Number: 1937819 Publication Date: 2007.03.28
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: H04Q7/32;H04Q7/28;H04Q7/38
Applicant(s) Name: Mediatek Inc. Address:
Inventor(s) Name:
Attorney & Agent: renmo wen
Abstract:
    A method for push to talk over cellular (PoC) operation and a cellular phone with push to talk function are provided. The method is applied in a cellular phone with a PoC button associated. The method comprises: detecting the PoC button has been pressed and released a first time, wherein the time length the PoC button has been pressed does not exceed a first time limit; detecting the PoC button has been pressed and released a second time, wherein the time length the PoC button has been pressed the second time does not exceed the first time limit, wherein the time difference between the first and second times of releasing the PoC button does not exceed a second time limit; assigning the PoC button a pressed button status when the PoC button has been pressed and then released the second time; sending a floor grant request to establish an outward voice communication; receiving a floor grant message; and establishing and maintaining the outward voice communication wherein the PoC button is associated with the pressed button status.
Time: 83
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