IP Library Granted Patent US 7,346,334
Granted Patent B2
US 7,346,334 · App. 11/171,764 · Granted Mar 18, 2008

Method of preventing detonation of a mobile-terminal-triggered explosive device

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Quick Facts
Patent No.
US 7,346,334
App. No.
11/171,764
Granted
Mar 18, 2008
Kind
B2
Abstract

When a bomb that might be triggered by a ringing mobile terminal is suspected of being located within a target zone, the base stations whose coverage areas include a critical area that surrounds and encompasses that target zone are switched into a one-way calling mode that prevents the mobile terminals within that critical area from receiving incoming calls, but still allows users of those mobile terminals to place to place outgoing calls. The one-way calling mode is effected in response to a signal received by a base station from its associated MSC that instructs it to disable its paging function, thereby preventing the mobile terminal from receiving and responding to a signal that indicates that an incoming call is present, and thus prevents the base station from sending a signal to the mobile terminal that activates its ringing circuitry.

Claims (4)

1. A method comprising the steps of:

at a base station, in response to a received signal that has been sent when an emergency situation has been determined to be present or imminent in a critical area that is located at least in part in a coverage area of the base station, disabling at least one mobile terminal that is located within the base station's coverage area into a mode of operation wherein the at least one mobile terminal is prevented from receiving an incoming message over a wireless communication network but that doesn't prevent a user of the mobile terminal from sending an outgoing message, wherein the base station is a centralized element of the network with which the at least one mobile terminal communicates for transmitting information over the network.

2. The method of claim 1 wherein the message is a call.

3. The method of claim 1 wherein the step of disabling comprises disabling the paging function of the base station.

Assignments (3)
RELEASE OF SECURITY INTEREST Recorded Oct 9, 2014
From: CREDIT SUISSE AG
To: ALCATEL-LUCENT USA INC.
Reel/Frame 033950/0001 →
SECURITY INTEREST Recorded Mar 7, 2013
From: ALCATEL-LUCENT USA INC.
To: CREDIT SUISSE AG
Reel/Frame 030510/0627 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 30, 2005
From: GAETA, ANTHONY J.; MEYER, CHARLES JOHN
To: LUCENT TECHNOLOGIES INC.
Reel/Frame 016756/0062 →