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Cellular telephone, and method and apparatus for backup of data of cellular telephone

  • US 20020160760A1
  • Filed: 11/29/2001
  • Published: 10/31/2002
  • Est. Priority Date: 03/31/2000
  • Status: Active Grant
First Claim
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1. A method of backing up data stored in a portable telephone (10) such as a cellular phone, a personal handy phone, a car telephone, a maritime mobile radiotelephone, a satellite cellular phone machine or the likes, said method comprising the steps of automatically transmitting data such as at least control information or setup function information required for operating said portable telephone, telephone call information of telephone numbers, arrival telephone numbers, dispatch telephone numbers, call time and so on set and stored in said portable telephone in association with a telephone call operation when a voice signal begins to be delivered and received for the telephone call between said portable telephone and a host office (12) via a radio signal and storing said data transmitted from said portable telephone in a data backup equipment (14) provided in or connected to said host office whereby said data stored in said portable telephone are backed up.

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