Providing Push-to-Talk Communications in a Telecommunications Network
First Claim
1. A method for implementing a push-to-talk feature in a mobile telecommunications environment, the method comprising:
- receiving an indication to activate a push-to-talk service for a first mobile device, the indication received in an unstructured supplementary service data message;
identifying a group of mobile devices associated with the push-to-talk service for the first mobile device in response to the indication; and
sending a notification relating to the indication to activate the push-to-talk service for the first mobile device, the notification sent to at least one mobile device from the identified group of mobile devices.
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Accused Products
Abstract
Techniques for implementing a push-to-talk feature in a mobile telecommunications environment (100) involve receiving an indication to activate a push-to-talk service for a first mobile device (130(2)) and identifying a group of mobile devices (130) associated with the push to-talk service for the first mobile device in response to the indication. The indication is received in an unstructured supplementary service data message. A notification relating to the indication to activate the push-to-talk service for the first mobile device is sent to one or more mobile devices from the identified group of mobile devices.
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Citations
21 Claims
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1. A method for implementing a push-to-talk feature in a mobile telecommunications environment, the method comprising:
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receiving an indication to activate a push-to-talk service for a first mobile device, the indication received in an unstructured supplementary service data message; identifying a group of mobile devices associated with the push-to-talk service for the first mobile device in response to the indication; and sending a notification relating to the indication to activate the push-to-talk service for the first mobile device, the notification sent to at least one mobile device from the identified group of mobile devices. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A telecommunications system comprising:
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a mobile switching center operable to activate a push-to-talk service in response to an unstructured supplementary service data message from a first mobile device; and a push-to-talk server operable to store data relating to an activated push-to-talk service, the data including identification information for a plurality of mobile devices included in a push-to-talk group, wherein the mobile switching center is operable to establish, in response to a call setup message, a conference bridge for mobile devices in the push-to-talk group using identification information received from the push-to-talk server. - View Dependent Claims (9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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19. An article comprising a machine-readable medium storing instructions for causing data processing apparatus to:
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activate a push-to-talk service by transmitting an unstructured supplementary service data message from a first mobile device for requesting activation of the push-to-talk service from a node supporting the push-to-talk service, the push-to-talk service associated with at least one group of mobile devices; and initiate a call setup request in response to a predetermined user interaction with the first mobile device, the predetermined user interaction associated with establishing a push-to-talk session and the call setup request operable to establish a conference bridge with mobile devices from one of the groups of mobile devices. - View Dependent Claims (20)
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21. A method for facilitating a push-to-talk feature in a mobile telecommunications environment, the method comprising:
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receiving a call setup request from a first mobile device; identifying the call setup request as a request for a push-to-talk service; identifying a group of mobile devices associated with the push-to-talk service; establishing a conference bridge including at least two mobile devices from the group of mobile devices in response to the call setup request, the conference bridge connecting a voice connection for each of the at least two mobile devices and each voice connection having an associated status; and
changing the voice connection from one status to another status during the call without interfering with the voice connection status of other mobile devices connected to the conference bridge.
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Specification