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Remote control adapter of electric equipment using telephone lines

  • US 4,656,655 A
  • Filed: 10/23/1985
  • Issued: 04/07/1987
  • Est. Priority Date: 10/23/1984
  • Status: Expired due to Term
First Claim
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1. A remote control adapter for interfacing a remote control unit for electric equipment with telephone lines, the control unit having a plurality of selection switches for selectively controlling said equipment, the adapter comprising:

  • receiving means for supporting said remote control unit in a suitable direction for remote control of said electric equipment, said receiving means including means for controlling said selection switches;

    engaging means for automatically detecting a telephone ringing signal and engaging the telephone lines;

    a tone decoder for converting a remote control signal transmitted by calling party through said telephone lines;

    said controlling means operated by said tone decoder for switching said selection switches arranged in said remote control unit; and

    disengaging means for detecting an on-hook signal and disengaging said telephone lines from said remote control adapter.

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