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Wireless audio passenger entertainment system (WAPES)

  • US 4,428,078 A
  • Filed: 08/09/1982
  • Issued: 01/24/1984
  • Est. Priority Date: 03/26/1979
  • Status: Expired due to Fees
First Claim
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1. A passenger entertainment system for transmission by simultaneous inductive coupling of receiver power and intelligence information signals to a plurality of seat units disposed on a floor support, said system comprising:

  • transmitter means for generating said receiver power and intelligence information signals;

    receiver means and power supply means for powering said receiver associated with each of said plurality of seat units;

    a transmission line comprising a pair of spaced apart conductors coupled to said transmitter means, said pair of spaced apart conductors disposed substantially in the plane of said floor support;

    a multiturn pick up loop disposed adjacent to said floor support, said multiturn pick up loop coupled to said receiver means and said power supply means; and

    ,wherein said receiver power signal has a frequency of around 20 KHz, and said intelligence information signal has a frequency of around 40 MHz.

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