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Apparatus and method for preventing loss of a mobile telephone and for locating a lost mobile telephone

  • US 20070109120A1
  • Filed: 10/05/2006
  • Published: 05/17/2007
  • Est. Priority Date: 07/26/2006
  • Status: Abandoned Application
First Claim
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1. A system comprising;

  • a mobile telephone having a proximity signal transmitter transmitting a radio-frequency proximity signal;

    a base unit, formed as an article normally carried by a user of the mobile telephone, including a proximity signal receiver, and an alarm unit, wherein the proximity signal receiver receives the radio-frequency proximity signal when the base unit is carried by the user with the mobile telephone additionally being carried by the user separately from the base unit, and wherein the alarm unit provides a perceivable alarm indication when the mobile telephone is out of range for the radio-frequency proximity signal to be received by the proximity signal receiver.

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