REMOTE CONTROLLER  

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INPADOC legal status

	Publication number: WO2004034730 (A1) Publication date: 2004-04-22 Inventor(s): CHOI YOUNG-GEUN [KR] Applicant(s): DOMOTION LTD [KR]; CHOI YOUNG-GEUN [KR] Classification:   - international: G08C23/04; G08C23/00; (IPC1-7): H04Q9/00 - European: G08C23/04 Application number: WO2002KR01904 20021011  Priority number(s): WO2002KR01904 20021011     View INPADOC patent family   View list of citing documents   View document in the European Register     Also published as:   AU2002349553  (A1)     Cited documents:   EP1154579 (A2)     US4612472 (A)     US5572190 (A)   Report a data error here    Abstract of WO 2004034730  (A1) Disclosed is a remote controller with a self-power supply unit that produces power for the remote controller and that produces power only during the operation of the remoter controller. The remote controller includes a panel having a plurality of push buttons; a controller unit for remotely controlling a nearby electrical appliance; at least one piezoelectric elements positioned inside of at least one push button among the plurality of push buttons; a striking means which moves along at least one push button, for producing a high voltage pulse having short discharge duration by hitting at least one piezoelectric element when at least one push button is pressed; and a voltage conversion circuit electrically connected to at least one piezoelectric element, for converting the high voltage pulse having short discharge duration into a low voltage pulse having a long discharge duration suitable for driving the controller unit.   Data supplied from the esp@cenet database — Worldwide