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Method of operating a low standby power system for a television receiver

  • US 5,414,475 A
  • Filed: 08/11/1993
  • Issued: 05/09/1995
  • Est. Priority Date: 08/11/1993
  • Status: Expired due to Term
First Claim
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1. A method of providing standby power for a television receiver having a power supply that is inefficient when supplying small amounts of power, wherein a portion of said television receiver is supplied with operating power from said power supply that is electrically disconnected from said power supply when said television receiver is off, comprising the steps of:

  • disabling said power supply when said television receiver is turned off;

    supplying said standby power to said television receiver from an energy storage source;

    enabling said power supply to replenish said energy storage source when its energy level falls below a predetermined level;

    disabling said power supply when the energy level of said energy storage source reaches said predetermined level; and

    replenishing said energy storage source from said power supply when its energy level falls below a predetermined level to return the energy level of said energy storage device to said predetermined level.

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