REMOTE CONTROLLER FOR TELEVISION, KEYBOARD/MOUSE FOR PERSONAL COMPUTER, GAME CONTROLLER, HEADPHONE, SYNTHESIZER MUSICAL INSTRUMENT KEYBOARD, AND LOW-POWER SPEAKER BY BATTERYLESS RADIO WAVE
PROBLEM TO BE SOLVED: To manufacture a batteryless television remote controller and a batteryless keyboard/mouse for personal computers which reduce cost by feeble electric waves or RFID and lengthen service life and to manufacture a batteryless motion detection game controller, a batteryless wirele...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | PROBLEM TO BE SOLVED: To manufacture a batteryless television remote controller and a batteryless keyboard/mouse for personal computers which reduce cost by feeble electric waves or RFID and lengthen service life and to manufacture a batteryless motion detection game controller, a batteryless wireless headphone, a batteryless electronic musical instrument, and an ultra-low-power speaker. SOLUTION: A leader antenna is driven by horizontal polarization, and a state of an LC resonance circuit by a tiny resonance loop antenna is scanned to determine which button has been pressed according to a change in a resonance frequency and depth of dips. COPYRIGHT: (C)2010,JPO&INPIT |
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