최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0837251 (2015-08-27) |
등록번호 | US-9398661 (2016-07-19) |
발명자 / 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 3 인용 특허 : 884 |
An LED-based light includes one or more LEDs, a sensor arranged to detect a brightness level in an area resulting from the combination of light emitted by the LEDs with light from at least one ambient light source other than the LEDs, and operable to output a signal corresponding to the detected bri
An LED-based light includes one or more LEDs, a sensor arranged to detect a brightness level in an area resulting from the combination of light emitted by the LEDs with light from at least one ambient light source other than the LEDs, and operable to output a signal corresponding to the detected brightness level, a controller operable to regulate an amount of power provided to the LEDs in response to the signal, a light transmitting housing for the LEDs, the sensor and the controller and a connector shaped for connection with a light socket disposed at an end of the housing.
1. An LED-based light, comprising: one or more LEDs;a sensor arranged to detect a brightness level in an area resulting from the combination of light emitted by the one or more LEDs with light from at least one ambient light source other than the one or more LEDs, and operable to output a signal cor
1. An LED-based light, comprising: one or more LEDs;a sensor arranged to detect a brightness level in an area resulting from the combination of light emitted by the one or more LEDs with light from at least one ambient light source other than the one or more LEDs, and operable to output a signal corresponding to the detected brightness level;a controller operable to regulate an amount of power provided to the one or more LEDs in response to the signal and to estimate an efficiency of the one or more LEDs;a light transmitting housing for the one or more LEDs, the sensor and the controller;a connector shaped for connection with a light socket disposed at an end of the light transmitting housing; anda transmitter operable to transmit the estimated efficiency of the one or more LEDs from the controller. 2. The LED-based light of claim 1, wherein the controller is operable to: compare the signal to a predetermined value corresponding to a desired brightness level, andincrease an amount of power provided to the one or more LEDs in response to the signal if the comparison shows that the brightness level is less than the desired brightness level to adjust the light produced by the one or more LEDs to achieve the desired brightness level. 3. The LED-based light of claim 1, wherein the controller is operable to: compare the signal to a predetermined value corresponding to a desired brightness level, anddecrease an amount of power provided to the one or more LEDs in response to the signal if the comparison shows that the brightness level is more than the desired brightness level to adjust the light produced by the one or more LEDs to achieve the desired brightness level. 4. The LED-based light of claim 1, wherein the controller is operable to estimate the efficiency of the one or more LEDs at least partially based on a brightness level detected by the sensor while the one or more LEDs are operational. 5. The LED-based light of claim 1, wherein the controller is operable to estimate the efficiency of the one or more LEDs at least partially based on a comparison of a brightness level detected by the sensor while the one or more LEDs are operational with a reference brightness level. 6. The LED-based light of claim 1, wherein the controller is operable to estimate the efficiency of the one or more LEDs at least partially based on a comparison of a brightness level detected by the sensor while the one or more LEDs are operational with a power consumption of the one or more LEDs. 7. The LED-based light of claim 1, wherein the controller is operable to estimate the efficiency of the one or more LEDs, and to activate an alarm when the estimated efficiency of the one or more LEDs is below a predetermined amount. 8. The LED-based light of claim 7, wherein the alarm includes at least one of an LED that produces colored light, the estimated efficiency of the one or more LEDs on a display, and an LED operated in a flashing pattern. 9. The LED-based light of claim 1, wherein the transmitter is operable to transmit the brightness level detected by the sensor. 10. The LED-based light of claim 1, wherein the light transmitting housing is an elongate housing, and the connector is one of a pair of bi-pin connectors disposed at opposing ends of the light transmitting housing. 11. A system for estimating an efficiency of one or more LEDs in an LED-based light, comprising: an LED-based light including:one or more LEDs;a sensor arranged to detect a brightness level in an area resulting from the light emitted by the one or more LEDs, and operable to output a signal corresponding to the detected brightness level;a light transmitting housing for the one or more LEDs and the sensor; anda connector shaped for connection with a light socket disposed at an end of the housing; anda controller operable to estimate the efficiency of the one or more LEDs at least partially based on a comparison of a brightness level detected by the sensor while the one or more LEDs are operational with a power consumption of the one or more LEDs. 12. The system of claim 11, wherein the controller is operable to activate an alarm when the estimated efficiency of the one or more LEDs is below a predetermined amount. 13. The system of claim 12, wherein the alarm includes at least one of operating an LED in the LED-based light that produces colored light, displaying the estimated efficiency of the one or more LEDs on a display, and operating an LED in the LED-based light in a flashing pattern. 14. The system of claim 11, wherein the controller is housed by the light transmitting housing. 15. The system of claim 11, wherein the light transmitting housing is an elongate housing, and the connector is one of a pair of bi-pin connectors disposed at opposing ends of the light transmitting housing. 16. The system of claim 11, further comprising: another LED-based light including:one or more second LEDs;a second sensor arranged to detect a second brightness level in a second area resulting from the light emitted by the one or more second LEDs, and operable to output a second signal corresponding to the second detected brightness level;a second light transmitting housing for the one or more second LEDs and the second sensor; anda second connector shaped for connection with a second light socket disposed at an end of the second housing, wherein:the controller is operable to estimate an efficiency of the system at least partially based on a comparison of brightness levels detected by the sensors of the LED-based light and the other LED-based light while their one or more LEDs are operational with a power consumption of the their one or more LEDs. 17. An LED-based light, comprising: one or more LEDs;a sensor arranged to detect a brightness level in an area resulting from the light emitted by the one or more LEDs, and operable to output a signal corresponding to the detected brightness level;a controller operable to estimate an efficiency of the one or more LEDs at least partially based on the brightness level detected by the sensor while the one or more LEDs are operational;a transmitter operable to transmit the estimated efficiency of the one or more LEDs;a light transmitting housing for the one or more LEDs, the sensor, the controller and the transmitter; anda connector shaped for connection with a light socket disposed at an end of the light transmitting housing. 18. The LED-based light of claim 17, wherein the controller is operable to estimate the efficiency of the one or more LEDs at least partially based on a comparison of a brightness level detected by the sensor while the one or more LEDs are operational with a power consumption of the one or more LEDs. 19. The LED-based light of claim 17, wherein the light transmitting housing is an elongate housing, and the connector is one of a pair of bi-pin connectors disposed at opposing ends of the housing.
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