Invention Grant
US09538351B1 Supporting unprovisioned emergency phone calls using voice over wireless local area network
有权
支持通过无线局域网使用语音的未配置的紧急电话
- Patent Title: Supporting unprovisioned emergency phone calls using voice over wireless local area network
- Patent Title (中): 支持通过无线局域网使用语音的未配置的紧急电话
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Application No.: US14824374Application Date: 2015-08-12
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Publication No.: US09538351B1Publication Date: 2017-01-03
- Inventor: Xuming Chen , Mingxing S. Li , Sudhakar Reddy Patil , Andrew J. Dock
- Applicant: Verizon Patent and Licensing Inc.
- Applicant Address: US NJ Basking Ridge
- Assignee: Verizon Patent and Licensing Inc.
- Current Assignee: Verizon Patent and Licensing Inc.
- Current Assignee Address: US NJ Basking Ridge
- Main IPC: H04W4/22
- IPC: H04W4/22 ; H04W12/06 ; H04W84/12

Abstract:
A device may receive a first request to authenticate a user device for an emergency phone call requested by the user device via a wireless local area network (WLAN). The device may authenticate the user device based on the first request. The device may provide an authentication acceptance message, indicating that the user device is authenticated, based on authenticating the user device. The device may receive a second request, based on providing the authentication message, to establish the emergency phone call. The second request may include an emergency access point name (APN). The device may determine that the emergency APN is not provisioned for the user device. The device may provide, based on determining that the emergency APN is not provisioned, an instruction to allow the emergency phone call from the user device using the preconfigured APN.
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