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Helmet-supported radio transceiver and broadcast receiver system

  • US 4,524,461 A
  • Filed: 07/18/1983
  • Issued: 06/18/1985
  • Est. Priority Date: 07/18/1983
  • Status: Expired due to Fees
First Claim
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1. A helmet-supported radio transceiver and radio receiver system, comprising:

  • a flexible, relatively resilient housing having a plurality of interconnected modules, and supported by the helmet;

    radio receiver means disposed within the modules and normally enabled for receiving radio broadcasts;

    radio transceiver means disposed within the modules for transmitting and receiving messages to and from a remote station, the receiver of the radio transceiver means being normally enabled and the transmitter thereof being normally disabled;

    circuit means including power supply means disposed within the modules and connected to the radio receiver means and to the transceiver means;

    the circuit means being responsive to messages received through the receiver of the transceiver means for disabling the radio receiver means so that said received messages are heard by a user against a background of silence;

    the circuit means being operative in a mode so as to be responsive to messages transmitted by the user through the transmitter of the transceiver means for disabling the radio receiver means and the receiver of the transceiver means, and enabling the transmitter of the transceiver means so that the messages are transmitted to the remote station; and

    said circuit means including means responsive to the messages received through the receiver of the transceiver means for disabling the radio receiver means after a first predetermined interval and for maintaining said radio receiver means disabled for a second predetermined interval after the received message ends, means operative in one mode and responsive to messages transmitted by the user through the transmitter of the transceiver means for disabling the radio receiver means and the receiver of the transceiver means and for enabling the transmitter of the transceiver means after a third predetermined interval, and for maintaining the transmitter of the transceiver means enabled for a fourth predetermined interval after the transmitted messages end, and means for enabling the radio receiver means after the transmission and reception of messages through the transmitter and the receiver of the transceiver means, respectively, have been absent for a fifth predetermined interval.

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