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Gate entry system using short range radio communications with user terminal devices

  • US 6,744,369 B2
  • Filed: 03/29/2002
  • Issued: 06/01/2004
  • Est. Priority Date: 03/30/2001
  • Status: Expired due to Fees
First Claim
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1. A gate entry system for regulating passages of passengers who carry short range radio technology based portable terminal devices, comprising:

  • a wall unit configured to form a passageway that is extended along a passing direction of the passengers;

    a gate unit provided at an exit side of the passageway, which is configured to be opened or closed to regulate the passages of the passengers;

    human sensors configured to sense the passengers in the passageway;

    a radio communication unit having a communication possible range within which terminal devices of a plurality of passengers in the passageway can be simultaneously located, and which is configured to detect a number of passengers entering into the passageway according to outputs of the human sensors, and to perform transmission/reception of data with respect to only one terminal device of one passenger in the passageway by establishing a connection only with the one terminal device; and

    a control unit configured to control an opening or closing of the gate unit according to the data received by the radio communication unit.

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