Emergency call back through intersystem paging
First Claim
Patent Images
1. A method of communicating with at least one wireless unit comprising:
- obtaining a paging identifier for the wireless unit in response to an emergency call back using a unique call back identifier for an emergency call placed by the wireless unit, the unique call back identifier includes at least a first set of digits corresponding to a local public safety number associated with and identifying a serving switch for the wireless unit; and
sending an emergency intersystem page for providing the paging identifier of the wireless unit and for identifying the emergency intersystem page as requesting paging of the wireless unit for an emergency call back.
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Abstract
In the method, a paging identifier for a wireless unit is obtained using a unique call back identifier for an emergency call placed by the wireless unit in response to an emergency call back. Then, an emergency intersystem page, which provides the paging identifier of the wireless unit and identifies the emergency intersystem page as requesting paging of the wireless unit for an emergency call back, is sent.
115 Citations
19 Claims
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1. A method of communicating with at least one wireless unit comprising:
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obtaining a paging identifier for the wireless unit in response to an emergency call back using a unique call back identifier for an emergency call placed by the wireless unit, the unique call back identifier includes at least a first set of digits corresponding to a local public safety number associated with and identifying a serving switch for the wireless unit; and sending an emergency intersystem page for providing the paging identifier of the wireless unit and for identifying the emergency intersystem page as requesting paging of the wireless unit for an emergency call back. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 19)
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12. A method of communicating with a mobile station and at least one wireless unit comprising:
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receiving an emergency intersystem page from a first serving switch at a second serving switch such that the emergency intersystem page is identifiable as requesting paging of the mobile station for an emergency call back; paging the wireless unit; and establishing a unique call back identifier for the wireless unit in response to a page response from the wireless unit, the unique call back identifier includes at least a first set of digits corresponding to a local public safety number associated with and identifying the second serving switch. - View Dependent Claims (13, 14, 15, 16, 17, 18)
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Specification