Invention Application
- Patent Title: ACCESS CLASS BARRING AND REDIRECTING OF EMERENCY CALLS
- Patent Title (中): 访问类别巴顿和重新启动紧急呼叫
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Application No.: US14754752Application Date: 2015-06-30
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Publication No.: US20170006447A1Publication Date: 2017-01-05
- Inventor: Jonathan Daniel Bahta , Timothy Vogel , Toby Varughese John
- Applicant: Verizon Patent and Licensing Inc.
- Main IPC: H04W4/22
- IPC: H04W4/22 ; H04W48/16

Abstract:
A method, a device, and a non-transitory storage medium having instructions to store a first access class barring parameter and a second access class barring parameter pertaining to emergency calls via a cell on which a wireless device is camped; receive an indication that an emergency call is to be established; select one or more values of the second barring parameter in response to a determination that a value of the first barring parameter indicates that the emergency call cannot be established via the cell; select a first candidate cell based on the one or more values of the second barring parameter; and determine whether the emergency call can be established via the first candidate cell based on the one or more values of the second barring parameter and system information pertaining to the first candidate cell.
Public/Granted literature
- US09641993B2 Access class barring and redirecting of emergency calls Public/Granted day:2017-05-02
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