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    • 82. 发明授权
    • Color point and/or lumen output correction device, lighting system with color point and/or lumen output correction, lighting device, and methods of lighting
    • 色点和/或流明输出校正装置,具有色点和/或流明输出校正的照明系统,照明装置和照明方法
    • US09554445B2
    • 2017-01-24
    • US13723952
    • 2012-12-21
    • CREE, INC.
    • Joseph P. Chobot
    • H05B37/02H05B33/08F21V23/04
    • H05B37/02F21V23/0464H05B33/0869H05B37/0218H05B37/0272Y02B20/46Y02B20/48
    • A portable device comprising a light detector, a correction calculator and a correction output element. In some aspects, (1) correction (and/or adjustment) is of color point, lumen output, or both, (2) the portable device is a smart phone or a computing device, and/or (3) a wireless correction signal is transmitted and received. Lighting system, comprising a light source, and a portable device that comprises a light detector, a correction calculator, and a correction output element. Lighting device comprising a light source and a receiver. A method comprising detecting light with a light detector of a portable device, generating a correction signal, and outputting the correction signal with a correction output element of the portable device. Method comprising placing a portable device in a calibration location, illuminating a lighting device, and detecting light emitted from the lighting device with a light detector of the portable device that has a correction calculator.
    • 一种便携式装置,包括光检测器,校正计算器和校正输出元件。 在一些方面,(1)校正(和/或调整)是色点,流明输出或两者,(2)便携式设备是智能电话或计算设备,和/或(3)无线校正信号 被发送和接收。 包括光源的照明系统和包括光检测器,校正计算器和校正输出元件的便携式设备。 照明装置,包括光源和接收器。 一种方法,包括用便携式设备的光检测器检测光,产生校正信号,并用便携式设备的校正输出元件输出校正信号。 方法包括将便携式设备放置在校准位置,照明照明设备以及利用具有校正计算器的便携式设备的光检测器来检测从照明设备发射的光。
    • 84. 发明授权
    • Dimming system and operating method thereof
    • 调光系统及其操作方法
    • US09549444B2
    • 2017-01-17
    • US14532690
    • 2014-11-04
    • INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    • Ching-Ran LeeWen-Tien TsaiTzu-Hung Yang
    • H05B37/02H05B33/08
    • H05B33/0851H05B33/0815Y02B20/346Y02B20/42Y02B20/46
    • A dimming system comprises a controller and an AC-to-DC converter. The controller outputs a control signal in response to a dimming signal. The controller comprises a frequency adjustment circuit and a duty cycle adjustment circuit. The frequency adjustment circuit adjusts the frequency of the control signal in response to the dimming signal. The duty cycle adjustment circuit adjusts the duty cycle of the control signal in response to the dimming signal. The AC-to-DC converter converts an external power and to output a DC signal in response to the control signal so as to drive a light source by the DC signal. When the controller is operated at a first mode, the control signal has a first frequency and a first duty cycle. When the controller switches to a second mode, the control signal has a second frequency and a second duty cycle.
    • 调光系统包括控制器和AC-DC转换器。 控制器响应于调光信号输出控制信号。 控制器包括频率调节电路和占空比调节电路。 频率调节电路响应于调光信号调节控制信号的频率。 占空比调整电路根据调光信号调节控制信号的占空比。 AC-DC转换器转换外部电力并响应于控制信号输出DC信号,以便通过DC信号驱动光源。 当控制器在第一模式下操作时,控制信号具有第一频率和第一占空比。 当控制器切换到第二模式时,控制信号具有第二频率和第二占空比。
    • 88. 发明授权
    • Low power photocontrol for luminaire
    • 低功率照明控制灯具
    • US09538612B1
    • 2017-01-03
    • US14844944
    • 2015-09-03
    • Express Imaging Systems, LLC
    • William G. Reed
    • H05B37/02H05B33/08
    • H05B37/0218H05B37/02Y02B20/46
    • Photocontrol apparatus that controls a luminaire or other load such that the luminaire is switched on during nighttime hours and off during the daytime. The photocontrol consumes only microwatts of power in either the ON or the OFF state, unlike traditional relay- or triac-based photocontrols. The photocontrol does not require a voltage generating photo sensor to generate power for the photocontrol. A solar cell, semiconductor photo diode or photo diode string, cadmium sulfide cell, semiconductor ambient light sensor, etc., may be used as the sensor element. The photocontrol switches power to the load at the zero-crossing of an AC input voltage, which reduces inrush current and the switching currents caused by traditional photocontrols which may switch at any point on the AC input voltage waveform.
    • 控制灯具或其他负载的照明控制装置,使得夜间夜间照明灯在白天接通。 与传统的基于继电器或三端双向可控硅开关的光控制相比,光控制在ON或OFF状态下仅消耗微瓦功率。 光控制不需要产生电压的光电传感器来为光控制发电。 可以使用太阳能电池,半导体光电二极管或光电二极管串,硫化镉电池,半导体环境光传感器等作为传感器元件。 光控制在交流输入电压过零点切换负载电源,这降低了浪涌电流和传统光控制引起的开关电流,可能会在交流输入电压波形上的任何点处切换。