IP Library Granted Patent US 7,706,773
Granted Patent B2
US 7,706,773 · App. 11/520,637 · Granted Apr 27, 2010

System and method for managing communication services provided to a mobile terminal using a temporary wireless directory number

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Quick Facts
Patent No.
US 7,706,773
App. No.
11/520,637
Granted
Apr 27, 2010
Kind
B2
Abstract

A system and method are provided for managing emergency services received by a mobile terminal having a temporary wireless directory number (TDN). The system includes an emergency call register (ECR) network and a disaster recovery call center (DRCC). The DRCC authorizes the mobile terminal to receive emergency services and provides service information for managing the emergency services to the ECR network if the mobile terminal is authorized to receive the emergency services.

Claims (7)

1. A method of managing emergency services with respect to a mobile terminal comprising:

monitoring a first terminating switch having a local routing number (LRN) and serving the mobile terminal;

determining if the first terminating switch is functioning properly based the monitoring step; and

requesting that the LRN of the first terminating switch in a number portability database of a communication network be replaced by a temporary directory number (TDN) if the first terminating switch is determined to not function properly.

2. The method of claim 1 , further comprising:

providing the emergency services to the mobile terminal using the TDN if the LRN is replaced with the TDN in the number portability database.

3. The method of claim 2 , wherein the providing step provides the emergency services to the mobile terminal through a second terminating switch.

Assignments (7)
SECURITY INTEREST Recorded Jun 1, 2021
From: WSOU INVESTMENTS, LLC
To: OT WSOU TERRIER HOLDINGS, LLC
Reel/Frame 056990/0081 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 10, 2020
From: NOKIA OF AMERICA CORPORATION
To: WSOU INVESTMENTS, LLC
Reel/Frame 052372/0577 →
CHANGE OF NAME Recorded Nov 20, 2019
From: ALCATEL-LUCENT USA INC.
To: NOKIA OF AMERICA CORPORATION
Reel/Frame 051061/0753 →
RELEASE OF SECURITY INTEREST Recorded Oct 9, 2014
From: CREDIT SUISSE AG
To: ALCATEL-LUCENT USA INC.
Reel/Frame 033950/0261 →
SECURITY INTEREST Recorded Mar 7, 2013
From: ALCATEL-LUCENT USA INC.
To: CREDIT SUISSE AG
Reel/Frame 030510/0627 →
MERGER Recorded Feb 26, 2010
From: LUCENT TECHNOLOGIES INC.
To: ALCATEL-LUCENT USA INC.
Reel/Frame 023994/0907 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 12, 2010
From: ROLLENDER, DOUGLAS
To: LUCENT TECHNOLOGIES INC.
Reel/Frame 023933/0267 →