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Method of and system for providing position information

  • US 20020090956A1
  • Filed: 01/07/2002
  • Published: 07/11/2002
  • Est. Priority Date: 01/11/2001
  • Status: Active Grant
First Claim
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1. In a position information providing system comprising a portable communications device capable of transmitting by radio communication position information representing the position of the device, and a position information providing device capable of receiving the position information transmitted from the portable communications device and transmitting the position information to one or a plurality of terminal communications units, a position information providing method characterized in that the method comprises the steps of:

  • preparing by the portable communications device a list required for checking whether it is approved to provide the position information for said one or plurality of terminal communications units in response to an information input manipulation by the user, causing the portable communications device to transmit data as to the prepared list as converted to a radio signal to the position information providing device and causing the position information providing device to receive the list data and register the list data, and causing the position information providing device to check whether provision of the position information for the terminal communications unit is approved based on the registered list data, in response to a position information request command from the terminal communications unit and to transmit the position information as to the portable communications device to the terminal communications unit only when provision of the position information is found approved.

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