Invention Grant
- Patent Title: Emergency call handling using over-the-top services
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Application No.: US15511337Application Date: 2014-09-17
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Publication No.: US10299099B2Publication Date: 2019-05-21
- Inventor: Hannu Bergius , Jani J. Mäenpää
- Applicant: Nokia Technologies Oy
- Applicant Address: FI Espoo
- Assignee: Nokia Technologies Oy
- Current Assignee: Nokia Technologies Oy
- Current Assignee Address: FI Espoo
- Agency: Mintz Levin Cohn Ferris Glovsky and Popeo, P.C.
- International Application: PCT/US2014/056032 WO 20140917
- International Announcement: WO2016/043728 WO 20160324
- Main IPC: H04W4/90
- IPC: H04W4/90 ; H04W48/18 ; H04W76/50 ; H04W84/04 ; H04W88/00

Abstract:
Methods and apparatus, including computer program products, are provided for emergency call handling. In one aspect there is provided a method. The method may include receiving, at a user equipment, an indication from a network, the indication representative of at least one of whether a carrier grade voice over cellular packet data call is available at a cell serving the user equipment or whether an over-the-top service is available at the cell serving the user equipment; and initiating, by the user equipment based on the received indication from the network, a call via the over-the-top service, when the indication represents the carrier grade voice over cellular packet data call is not available at the cell serving the user equipment and the over-the-top service is available at the cell serving the user equipment. Related apparatus, systems, methods, and articles are also described.
Public/Granted literature
- US20170289783A1 EMERGENCY CALL HANDLING USING OVER-THE-TOP SERVICES Public/Granted day:2017-10-05
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