Method and apparatus for alerting a communication unit of a service request in a communication system
First Claim
1. A method for alerting a communication unit of a service request in a communication system, the communication system comprising a base site that provides a plurality of communication services to the communication unit, the method comprising the steps of:
- providing, by the base site, a first communication service to the communication unit;
receiving, by the base site, service information that is related to a second communication service;
storing, by the base site, the service information to produce stored service information;
receiving, by the base site while the base site is providing the first communication service to the communication unit, a service request for the communication unit to participate in the second communication service; and
transmitting, by the base site while the base site is providing the first communication service to the communication unit, a control message to the communication unit via a control communication resource to alert the communication unit as to requested participation in the second communication service.
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Accused Products
Abstract
A communication unit (118) provides service information related to a second communication service to a base site (114) that provides a first communication service to the communication unit (118). The base site (114) receives the service information, stores the service information, and receives a service request for the communication unit (118) to participate in the second communication service. Finally, the base site (114) transmits a control message to the communication unit (118), via a control communication resource, to alert the communication unit (118) as to requested participation in the second communication service.
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Citations
19 Claims
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1. A method for alerting a communication unit of a service request in a communication system, the communication system comprising a base site that provides a plurality of communication services to the communication unit, the method comprising the steps of:
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providing, by the base site, a first communication service to the communication unit; receiving, by the base site, service information that is related to a second communication service; storing, by the base site, the service information to produce stored service information; receiving, by the base site while the base site is providing the first communication service to the communication unit, a service request for the communication unit to participate in the second communication service; and transmitting, by the base site while the base site is providing the first communication service to the communication unit, a control message to the communication unit via a control communication resource to alert the communication unit as to requested participation in the second communication service. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. In a communication system that includes a system controller and a plurality of base sites, the plurality of base sites providing a plurality of communication services to a communication unit, a method for the communication unit presently engaged in a first communication service to be alerted as to requested participation of the communication unit in a second communication service, the method comprising the steps of:
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providing, by a first base site, a first communication service to the communication unit; providing, by the communication unit, service information that is related to the second communication service to the first base site; storing, by the first base site, the service information; determining, by the first base site, whether the communication unit has been handed off to a second base site; when the communication unit has been handed off to the second base site, providing the service information to the second base site; receiving, by the second base site while the second base site is providing the first communication service to the communication unit, a request for the communication unit to participate in the second communication service; and transmitting, by the second base site while the second base site is providing the first communication service to the communication unit, a control message to the communication unit via a control communication resource to alert the communication unit as to requested participation in the second communication service. - View Dependent Claims (9, 10, 11, 12, 13)
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14. A communication infrastructure comprising:
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a base site that provides a first communication service to a communication unit, that receives service information related to a second communication service, and that stores the service information; and a system controller, coupled to the base site, that sends the base site a service request message requesting the communication unit to participate in the second communication service, wherein the base site, while providing the first communication service to the communication unit and in response to the service request message, transmits a control message to the communication unit to alert the communication unit as to requested participation in the second communication service. - View Dependent Claims (15, 16, 17, 18, 19)
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Specification