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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0648996 (1991-01-31) |
발명자 / 주소 |
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인용정보 | 피인용 횟수 : 11 인용 특허 : 0 |
An electrical device such as a lamp is energized and deenergized remotely by a system in which pulses of different duration are transmitted to a receiver unit capable of discriminating between the length of the pulses in order to switch between an “on”mode and an “off”mode. A battery energizing the
In combination with a lamp, a remote control system comprising: (a) transducer means for receiving radiation signals of varying lengths and emitting signals corresponding in length to the signals received; (b) bistable switch means connected to the lamp for oscillating between an “on”mode energizing
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