×

Electronic device

  • US 7,508,248 B2
  • Filed: 07/26/2006
  • Issued: 03/24/2009
  • Est. Priority Date: 08/02/2005
  • Status: Active Grant
First Claim
Patent Images

1. An electronic device, comprising:

  • a power source;

    an electronic circuit for operating with power of the power source;

    a switch circuit connected between the power source and the electronic circuit;

    a power generation source for generating power with energy derived from external environment; and

    a switch control circuit that is driven with the power of the power generation source, for controlling the switch circuit,wherein the switch circuit is operated with power from an output terminal of the switch control circuit via a diode.

View all claims
  • 5 Assignments
Timeline View
Assignment View
    ×
    ×