Abstract: A vehicle control device mounted in a vehicle includes: a first recognizer configured to recognize a person near the vehicle; a first determiner configured to determine whether the person recognized by the first recognizer is a pre-registered user; and a controller configured to control a lighting device to project a projection image to a position for which a stop position of the vehicle is a criterion in a case where the first determiner determines that the person recognized by the first recognizer is the pre-registered user.

Abstract: An apparatus and system are disclosed and include a vehicle interior lighting system comprising that includes a light engine with a plurality of independently addressable light emitting diode (LED) segments, each independently addressable LED segment including at least one LED, a flexible printed circuit board (PCB) having a base and plurality of legs extending from the base, each leg supporting an independently addressable LED segment, and a light guide plate configured to provide illumination from the plurality of independently addressable LED segments inside the vehicle. A processor may be configured to receive information from a o vehicle sensing system, a vehicle communication system, or a detection system, and may generate a signal. A controller may be configured to provide one or more light control signals to modify at least one light characteristic of at least one of the plurality of independently addressable LED segments based on the signal.

Abstract: Disclosed embodiments provide a luminaire device including a power supply, and a three-way light module installed within a housing. The device includes an input end which is connected to the power grid, and an output end is connected to a three-way LED light module through the power supply and a control module, and an LED driver. The group corresponds to the series connection current module. The device also includes a dimmer, the output of the dimmer is connected to the power input of the lamp, and the power output is passed through a signal detection unit. A centralized control unit such as a microcontroller receives the adjustable signal of the dimmer, and the controller controls the current modules of the 3 LED modules. This enabled the feature of precise adjustments of brightness and correlated color temperature (CCT) of the device.

Abstract: An accent light controller, method, and light panel are used to provide accent lighting for gaming machines. The light panel includes a series of LED panels. A command is transmitted through a series of LED panels to a final LED driver of the final LED panel in a series of LED panels. In response, an indicator is transmitted back through the series of LED panels to an electronic controller at a gaming machine and received at an electronic controller. Based on timing of received indicator, a number of LED drivers in the LED panels is determined. Based on the number of LED drivers, a configuration of the LED panels is determined from a number of possible configurations. Subsequent commands for activating the LED drivers of the LED panels are transmitted based on the identified configuration.

Abstract: Methods, apparatus and systems are disclosed to generate light control information. An example apparatus comprises a beat tracking network to determine a length of time between a first media onset and a second media onset, a light drive waveform generator to compare the length of time to a time threshold, the time threshold corresponding to a desired time between consecutive light pulses, when the time threshold is not satisfied, increase the length of time, the increased length of time corresponding to light pulse spacing, and generate light control information based on the light pulse spacing, the light control information to cause the consecutive light pulses, and an effect engine to generate intensity information based on a first amplitude of the first media onset and a second amplitude of the second media onset, an amplitude of the consecutive light pulses corresponding to the intensity information.

Abstract: A vehicle smart lighting system includes: a lighting device which is installed inside a vehicle and emits light for indoor lighting; a control device for outputting a control signal for controlling the lighting device on the basis of vehicle environment information according to the internal and external environments of the vehicle; and a user terminal for executing an application to customize a lighting pattern of the lighting device.

Abstract: Certain embodiments of the disclosed technology include a decorative lighting system that can be integrated with an artificial tree. The decorative lighting system may include a white light emitting diode (LED) light string and a variable-color LED light string. The variable-color LED light string may employ LED lamps having embedded Red, Green, and Blue (RGB) LEDs. The RGB LED lamps may include an embedded integrated circuit (IC) configured to communicate with and control the energizing of each of the corresponding RGB LEDs to create a multitude of colors and color combinations that can vary with time to create a light show. An electronic controller in communication with the LED lamps may allow a user to select the mode for the light show and further may provide a periodic reset signal to restart or re-synchronize the light show.

Abstract: A lighting fixture for a Light Emitting Diode, LED, lighting device, said fixture comprising an LED driver arranged to receive an Alternating Current, AC, mains voltage as input and provide an LED current to drive said LED lighting device; at least one socket comprising receiving means, arranged to receive and hold an LED lamp arranged to emit light, said socket further comprising a biased Double Pole Double Throw, DPDT, switch, comprising one set of input terminals and two sets of output terminals, wherein the output of said LED driver is connected to said input terminals of said biased DPDT switch, wherein a first of said two output terminals of said biased DPDT switch are short circuited, and wherein said biased DPDT switch is arranged to toggle between a short circuit position wherein said input terminals of said biased DPDT switch are connected to said first set of output terminals, and a connected position wherein said input terminals of said biased DPDT switch are connected to a second of said two outp

Abstract: This disclosure includes systems, methods, and techniques for detecting one or more short connections in a plurality of light-emitting diode (LED) channels. For example, a circuit includes processing circuitry configured to control a plurality of driving devices in order to cause a pair of LED channels of the plurality of LED channels to operate in a first state during a first period of time and operate in a second state during a second period of time. Additionally, the processing circuitry is configured to compare a first electrical signal corresponding to the first state of the pair of LED channels and a second electrical signal corresponding to the second state of the pair of LED channels and determine, based on the comparison of the first electrical signal and the second electrical signal, if a short connection exists between the pair of LED channels.

Abstract: One example embodiment is a photosensitive candle comprising: (a) a candle container comprising an opening; (b) a candle component disposed in the candle container, comprising: a candle body having a surface proximate to or substantially aligned with the opening; a wick with an exposed portion protruding out of the surface of the candle body; and an optical fiber embedded in the candle body and positioned juxtapose to the wick for transmitting flame lights of the wick, wherein the optical fiber comprises a first end proximate to the exposed portion of the wick and an opposing second end; (c) a lighting control component disposed in the candle container, comprising: a casing comprising an interior cavity; a controller and a power source disposed within the interior cavity; and a light sensor connected to the controller, comprising a photosensitive element proximate to the second end of the optical fiber to detect light transmitted therefrom; and (d) at least one light-emitting device connected to the controlle

Abstract: A wearable wireless device may be configured for control of a parameter of a load control device. The load control device may be responsive to a network device, for example, to provide fine tune adjustment of the parameter. The wearable wireless device may include a touch-responsive visual display for displaying feedback of the parameter of the load control device. The visual display may be configured to be actuated to receive a user input to adjust the parameter of the load control device. An actuation of the visual display of the wearable wireless device may adjust the parameter by a greater percentage than the fine tune adjustment provided by the network device.

Abstract: Disclosed is an electrically addressable lighting assembly for providing different adjustable light distribution patterns. The light distributions can be pre-programmed or adjusted once installed in an environment by use of a controller or control device. The lighting assembly comprises at least one primary optical element such as a focusing lens or light guide, which can be backlit and/or edgelit, and light sources arranged in two or more independently addressed electrical channels.

Abstract: A light emitting device is provided. The light emitting device includes a first light emitter comprising a plurality of light emitting elements configured to emit light in a visible light region, a second light emitter comprising a plurality of light emitting elements configured to emit light in an ultraviolet B (UVB) region, and at least one processor configured to control the first light emitter and the second light emitter so that a sum of an intensity of light emitted from the first light emitter and an intensity of light emitted from the second light emitter is greater than or equal to a threshold illuminance value.

Abstract: According to one aspect, a control circuit for a tubular light emitting diode (TLED) lamp may include an input detection circuit that detects, from an input signal, a type of control desired based on a characteristic of the input signal and generate an output signal, a digital control circuit that controls operation according to a digital lighting protocol, and an analog control circuit that controls operation according to a voltage associated with the input signal. The digital control circuit may be enabled or disabled based on the output signal. The analog control circuit may be enabled or disabled based on the output signal.

Abstract: In a disclosed plasma processing system, radio frequency power is supplied in a first period to generate plasma, and the power lever of the radio frequency power is set to a reduced power level in a second period. In the second period, bias power is applied to a lower electrode of a substrate support. The bias power changes a potential of the substrate within each cycle that is defined at a second frequency. In the second period, a direct-current voltage is applied to the upper electrode. The direct-current voltage is set such that within each cycle that is defined at the second frequency, a polarity thereof in a first sub-period is negative and an absolute value thereof in the first sub-period is larger than an absolute value thereof in a second sub-period.

Abstract: A method and an illumination system for simulating a CIE standard illuminant with a multi-channel LED are disclosed. The method includes adjusting a brightness of the main light source control channel, the wavelength complementary control channel, the color temperature adjustment control channel to make a mixed chromaticity coordinate meet a chromaticity coordinate of the CIE standard illuminant to be simulated according to chromaticity coordinates. The LED control channels are reduced through group optimization, and a technology which is discarded by multi-channel LED such as a filter is used, a control of a light source substantially reducing number of control channels and enabling a multi-channel LED to simulate a standard illuminant is formed, such that a single chromaticity control rather than a chromaticity control which must be transformed by a spectral conversion is achieved.

Abstract: A dimmable circadian lighting system is provided that includes a light source and a control circuit in electrical communication with the light source and a dimmer. The control circuit is operative to vary a corelated color temperature (CCT) of the light source based on a signal from the dimmer; and maintain approximately a same lumen output of the light source across an upper transition zone of the dimmer extending from about 70% or greater of a range of the dimmer to about 100% of the range of the dimmer.

Abstract: An agricultural work vehicle for operating in a field includes a chassis, a cab mounted to the chassis, a controller for controlling operation of the work vehicle, and a lighting system including a array field light. The controller is in communication with a field map input, and the array field light projects a light emission to illuminate a zone. A light control module is disposed in electrical communication with the controller and operably controls the array field light. Upon identifying an object in the field based on the field map input, the controller determines if the object is in the zone. If the object is in the zone, the light control module controllably adjusts an output from the array field light based on a location of the object in the zone.

Abstract: A negative ion-based beam injector comprising a negative ion source and an accelerator. The ions produced by the ion source are pre-accelerated before injection into a high energy accelerator by an electrostatic multi-aperture grid pre-accelerator, which is used to extract ion beams from the plasma and accelerate to some fraction of the required beam energy. The beam from the ion source passes through a pair of deflecting magnets, which enable the beam to shift off axis before entering the high energy accelerator. The negative ion-based beam injector can be combined with a neutralizer to produce about a 5 MW neutral beam with energy of about 0.50 to 1.0 MeV. After acceleration to full energy, the beam enters the neutralizer where it is partially converted into a neutral beam. The remaining ion species are separated by a magnet and directed into electrostatic energy converters. The neutral beam passes through a gate valve and enters a plasma chamber.

Abstract: A light-emitting substrate and a method of driving the same, a light-emitting module, and a display apparatus are provided. The light-emitting substrate has a plurality of light-emitting areas. The light-emitting substrate includes: a base, a plurality of light-emitting components, a plurality of first power supply voltage signal lines, and a plurality of first control circuits. The plurality of light-emitting components are disposed on the base. The plurality of first power supply voltage signal lines are disposed on the base and arranged at intervals. The plurality of first control circuits are disposed on the base. One light-emitting component is located in one light-emitting area. Each of the first control circuits is coupled to a first electrode of one light-emitting component, and each of first power supply voltage signal lines is coupled to at least two first control circuits.