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System for controlling mobile transmitting and/or receiving devices wirelessly connected to a central unit

  • US 20020042282A1
  • Filed: 07/18/2001
  • Published: 04/11/2002
  • Est. Priority Date: 07/22/2000
  • Status: Abandoned Application
First Claim
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1. A system for controlling mobile transmitting and/or receiving devices wirelessly connected to a central unit, comprising that:

  • said transmitting and/or receiving devices are adapted to transmit and/or receive data and/or signals in a first frequency range; and

    said transmitting and/or receiving devices and said central unit have means for bidirectional communication in a second frequency range for control of the transmitting and/or receiving devices.

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