Abstract: A display apparatus comprises a display panel including a pixel area in which a plurality of pixels is disposed and a peripheral area outside the pixel area; a transmissive light source disposed in a first area of the pixel area; and a timing controller which controls the transmissive light source not to emit light when pixels disposed corresponding to the first area of the pixel area among the plurality of pixels are present in at least one of an image data input period and a pixel light emission period.

Abstract: A light box includes a first case, a second case, and a light emitting module. The first case includes an upper cover and a plurality of sidewalls, a first sidewall of the plurality of sidewalls has a horizontal light guiding slot. The second case includes a bottom plate. The upper cover, the bottom plate and the plurality of sidewalls form a storage space. The light emitting module is placed in parallel to the bottom plate in the storage space.

Abstract: An illumination device comprises one or more emitter modules having improved thermal and electrical characteristics. According to one embodiment, each emitter module comprises a plurality of light emitting diodes (LEDs) configured for producing illumination for the illumination device, one or more photodetectors configured for detecting the illumination produced by the plurality of LEDs, a substrate upon which the plurality of LEDs and the one or more photodetectors are mounted, wherein the substrate is configured to provide a relatively high thermal impedance in the lateral direction, and a relatively low thermal impedance in the vertical direction, and a primary optics structure coupled to the substrate for encapsulating the plurality of LEDs and the one or more photodetectors within the primary optics structure.

Abstract: A display apparatus of the disclosure includes a first light emitting diode (LED) module including a first driving assembly; a second LED module including a second driving assembly; a connector configured to connect the first driving assembly and the second driving assembly; and a processor connected to the first driving assembly. The processor may be configured to transmit image data and a control signal to the first driving assembly. The first driving assembly may be configured to operate based on the image data, and to transmit the image data and the control signal to the second driving assembly through the connector.

Abstract: A lamp bulb including a lampshade with an open end, a light-emitting circuit board arranged in the lampshade, a light emitting diode provided on the circuit board, a silicone washer, and a lamp holder fixing the silicon washer and the circuit board to the open end of the lampshade in a waterproof arrangement. A self-locking element is fixed to a power port of the light-emitting circuit board, and is configured to receive a rod-shaped first conductive element passing through a hole in the silicone washer. A second conductive element is fixed to a second power port of the light-emitting circuit board, and to the lamp holder.

Abstract: A lamp socket of a color temperature adjustable lamp tube includes a housing and a color temperature adjustment member. The color temperature adjustment member is disposed on the housing and is connected to a plurality of light emitting members corresponding to two or more color temperatures. The color temperature adjustment member is provided for switching the light emitting members to change the color temperature of a light.

Abstract: A method for producing a tube lamp uses at least one leadframe. A leadframe is a flat structure which has two opposing surfaces extending substantially parallel and spaced apart by the sheet thickness. One or more stabilizing sections are applied to the leadframe. The leadframe is fastened with the stabilizing sections in a tubular housing of the tube lamp.

Abstract: A self-repairing lighting system is provided, including: a power line; a ground line; a first lighting circuit arranged between the power line and the ground line, the first lighting circuit including a plurality of first lights arranged in series; and a first switch arranged in series with the plurality of first lights; a second lighting circuit arranged between the powerline and the ground, the second lighting circuit including a plurality of second lights arranged in series; and a second switch arranged in series with the plurality of second lights; a detector configured to detect an operating parameter of the self-repairing lighting system; a controller configured to operate the first and second switches based on the operating parameter. The operating parameter is one of a voltage drop on or a current passing through the power line, the ground line, or one of the lighting circuits.

Abstract: A lighting fixture includes a support frame, a light head, a light source, an angle sensor, and a controller. The light head is pivotally connected to the support frame. The light source is disposed on the light head. The angle sensor is disposed on the light head and configured to sense a rotation angle of the light head. The controller is electrically connected to the light source and the angle sensor. The controller selectively adjusts a light emitting parameter of the light source according to the rotation angle.

Abstract: The present invention provides an assembly comprising a thermally conductive thermoplastic polymer as a heat sink to provide thermal management for an electrical/electronic component and a reaction injection molded (RIM) polyurethane to replace the potting compound typically used in such assemblies. In addition to replacing the potting compound, the cured polyurethane forms the part, such as the base of the LED bulb, which heretofore has been a separate component, thus reducing the number of components and saving a production step.

Abstract: A light-emitting diode (LED) luminaire having corrosion resistant and vapor tight properties. The LED luminaire is suitable for use in hazardous locations or areas. The luminaire comprises a housing having external heat sink fins located thereon, a driver box mounted on top of the housing, and at least one light-emitting diode printed circuit board having a light-emitting diode within the housing.

Abstract: A modular dimmer assembly, including a communications circuit configured to send and receive wireless communication, a control circuit configured to receive an AC input at a first pulse width and adjust the brightness of at least one lighting device, in response to the communications circuit receiving a signal, by producing an AC output at a second pulse width, a regulation circuit, controlled by the AC output, including a flyback switch mode power supply (SMPS) and a capacitor, wherein the flyback SMPS charges the capacitor and the control circuit monitors a voltage of the capacitor to determine the second pulse width, and wherein the modular dimmer assembly is a two-wire device.

Abstract: A water-cooled pressurized distributive heat dissipation system includes a water tank having a distributing duct, branch modules separately corresponding to the servers and a converging duct. Each branch module has a branch pipe inserted into a corresponding one of the servers and a water block connecting to the branch pipe. An end of each of the branch pipe connects to the distributing duct in order. The converging duct connects to another end of each branch pipe in order. A working fluid is accommodated in the water tank and driven by a pump to flow toward the distributing duct to the branch modules and the converging duct. A flow direction of the working fluid in the distributing duct is the same as a flow direction of the working fluid in the converging duct.

Abstract: The invention describes methods, systems, and devices used for lighting with controllable spectrum, thereby providing a desired true radiation, true spectrum, and a uniform light distribution across a target plane. Uniform distribution of light density is achieved by an uneven arrangement of light sources, positioned in a predetermined spatial relationship. Control of the radiation emitted from each one of the light sources is performed via a controller interface connected to the system. The light sources, preferably LEDs, are installed onto a circuit board, each circuit board of a system being the same, each system comprising one or more circuit boards with light sources. The entire system of light sources is programmable for daily and long-term cycles, per user or situational preference.

Abstract: An aspect of the present disclosure describes a heatsink system, including a single substantially solid core detachable linear heatsink having at least one exterior flat surface, a power management module, a controller, a sensing device, a microswitch, a light source driver, a plurality of heat dissipating fins, and a plurality of lensed light sources coupled to the at least one exterior flat surface. Additionally, according to this aspect, the plurality of the heat dissipating fins and the core of the linear heatsink are a unitary body with the heat dissipating fins extending outwardly from the core and with a length of a first maximum dimension of the core and at least one fin being greater than a second maximum dimension of the core taken perpendicularly to at least one exterior flat surface that retains a light source.

Abstract: Provided is a lighting device including a light source for emitting light, a sensor configured to detect infrared radiation from a plurality of locations along a path in the field of view of the sensor, at least one attenuation element arranged between at least one location of the plurality of locations and the sensor so as to attenuate or block infrared radiation emitted from the at least one location before it reaches the sensor, and a controller. The at least one attenuation element is further arranged in relation to the field of view of the sensor for the signal output from the sensor to indicate, when an occupant is moving along the path, a direction of movement of the occupant along the path.

Abstract: According to an example, in a method for producing a photovoltaic element with stabilised efficiency, a silicon substrate may be provided with an emitter layer and electrical contacts, which may be subjected to a stabilisation treatment step. Hydrogen from a hydrogenated silicon nitride layer may be introduced into the silicon substrate, for example, within a zone of maximum temperature. The silicon substrate may then be cooled rapidly in a zone in order to avoid hydrogen effusion. The silicon substrate may then be maintained, for example in a zone within a temperature range of from 230° C. to 450° C. for a period of, for example, at least 10 seconds. The previously introduced hydrogen may thereby assume an advantageous bond state. At the same time or subsequently, a regeneration may be carried out by generating excess minority charge carriers in the substrate at a temperature of at least 90° C., preferably at least 230° C.

Abstract: Examples of the present disclosure are related to systems and methods for voltage interfaces between legacy control systems and light sources. An example voltage interface may include a control loop including a first op-amp, an output loop including a second op-amp, and an optical isolator configured to electrically isolate the control loop from the output loop, the optical isolator being configured to receive an input signal from the control loop and transmit an output signal to the output loop.

Abstract: A light bulb apparatus includes a bulb shell, a light source module, a bulb head, a bottom pin and a driver module. The bulb shell has a light passing cover and a neck portion. The bulb head has a body portion and an Edison cap. A bottom pin is used for connecting a second electrode of the Edison socket. The driver module is enclosed by the bulb head. The driver module has a driver plate mounted with a driver component and a driver input terminal. The driver input terminal has a guiding groove. The driver input terminal has a first wiring clip, the bottom pin is inserted into the guiding groove via the entrance and engages the first wiring clip for electrically connected to the driver component.

Abstract: A thermal foldback control system electrically connected to a light emitting diode (LED) driver, the thermal foldback control system including a temperature sensitive circuit and a regulator. The temperature sensitive circuit is configured to output a reference voltage based on a first resistance and a second resistance. The regulator is configured to control a driver output of the LED driver based on the reference voltage.

Abstract: Examples of the present disclosure are related to systems and methods for voltage interfaces between legacy control systems and light sources. An example voltage interface may include a control loop including a first op-amp, an output loop including a second op-amp, and an optical isolator configured to electrically isolate the control loop from the output loop, the optical isolator being configured to receive an input signal from the control loop and transmit an output signal to the output loop.

Abstract: A lighting module, including: a baseboard configured to receive a user signal indicating a user lighting preference; a communication submodule configured to receive the user signal and convert the user signal to machine readable data indicating the user lighting preference; a control submodule communicably coupled to the wireless communication submodule for receiving the machine readable data, wherein the microcontroller submodule comprises: memory configured to store a lighting parameter provided by a provider, and a processor configured to generate lighting driver instructions based on the user lighting preference and the lighting parameter; and a lighting mode output submodule configured to output the lighting driver instructions to a lighting driver module of a lighting assembly for controlling light emitting elements of the lighting assembly.

Abstract: A lighting device with a communication function includes a frequency selective surface, a control circuit board, and at least one light-emitting diode. The frequency selective surface includes at least one first metal piece. The first metal piece has an opening. The light-emitting diode is disposed on the control circuit board. The light-emitting diode is substantially aligned with the opening of the first metal piece.

Abstract: The present invention provides a method for connecting a plurality of lighting devices installed in a predetermined indoor space and controlling the same on the basis of a wireless mesh network by using a mobile communication terminal of a user. The method includes: setting at least one lighting device selected from the plurality of lighting devices as a bridge control means and designating remaining lighting devices as a mesh network group; registering the lighting device set as the bridge control means and the lighting devices designated as the mesh network group; and accessing the lighting device registered as the bridge control means; and on the basis thereof, controlling operations of the lighting device set as the bridge control means and the lighting devices designated as the mesh network group.

Abstract: A vehicle illumination system for a vehicle capable of traveling in an automatic driving mode includes a left-side communication support lamp and a right-side communication support lamp configured to lit light toward an outside of the vehicle and arranged to be visually recognized from the front of the vehicle, and an illumination controller configured to, when the vehicle detects a target object, change an illumination state of at least one of the left-side communication support lamp and the right-side communication support lamp. Each of the left-side communication support lamp and the right-side communication support lamp includes a plurality of light-emitting segments arranged side by side in a right and left direction of the vehicle. The illumination controller is configured to change an illumination state of each of the plurality of light-emitting segments.

Abstract: A lamp is provided. The lamp includes at least one light emitting diode (LED) and an electronic circuit configured to provide power to the at least one LED. The lamp includes at least one flat circuit board having mounted thereto the at least one LED and the electronic circuit. The at least one flat circuit board acts as a heatsink to dissipate heat from the at least one LED and acts as a plurality of circuit paths for the electronic circuit and the at least one LED.

Abstract: An apparatus for auto addressing includes a communication bus interface configured to receive an address assignment request to assign an address to the apparatus. A functional connection is configured to activate a device connected to the apparatus. A detector is configured to measure a characteristic of the device and to compare the characteristic with a validation parameter. The characteristic depends on the functional connection. An address assignment circuit is configured to store the address in a memory of the apparatus in response to receiving the address assignment request at the apparatus, and the characteristic being validated with the validation parameter.

Abstract: An LED lamp includes: a lamp shell including a lamp head, a lamp neck and a sleeve; a passive heat dissipating element having a heat sink connected to the lamp shell; a power source having a first portion and a second portion; a light emitting surface connected to the heat sink of the passive heat dissipating element and comprising LED chips electrically connected to the power source; a first heat dissipating channel formed in a first chamber of the lamp shell for dissipating heat generated from the power source while the LED lamp is working, and the first chamber is located between bottom of the LED lamp and an upper portion of the lamp neck; and a second heat dissipating channel formed in the heat sink and between the fins and the base of the heat sink for dissipating the heat generated from the LED chips and transferred to the heat sink; wherein a lateral outline of the LED lamp detours around an axis of the LED lamp 360 degrees to turn around to form an contour of the LED lamp, any point on the outline me

Abstract: A light emitting device includes a plurality of light emitting elements, a light-transmissive member, and a covering member. The light emitting elements each has a pair of electrodes on a lower surface thereof. The light-transmissive member includes a plurality of recesses on a lower surface thereof with the light emitting elements being respectively accommodated in the recesses so that light from the light emitting elements transmits through the light-transmissive member. The covering member surrounds an outer periphery of each of the light emitting elements, and constitutes a part of a lower surface and a part of an outermost lateral surface of the light emitting device. The covering member is in contact with a part of each of the light emitting elements. Lower surfaces of the electrodes are exposed from the covering member at the lower surface of the light emitting device.

Abstract: A modular LED lamp system has a cover. A driver is mounted to either a first driver mount or a second driver mounting area. An LED array is mounted to a circuit board, and the circuit board includes a first driver mount. The system has a left electrical connector, and a right electrical connector. The second driver mount is formed on the left electrical connector or is formed on the right electrical connector. The driver can be mounted to either the first driver mount or the second driver mount. The cover can be either plastic or glass. The LED array mounted to a circuit board is elongated. The first driver mount and the second driver mount are slot shaped.

Abstract: The invention is to provide an electrical circuit and a control method remotely controlling LED brightness adjustment and color temperature adjustment, and the electrical circuit includes a voltage stabilizing circuit, a microprocessor MCU, a receiving module, an LED constant current driving circuit, an LED light adjustment and color temperature adjustment separation circuit, a bicolor temperature LED light source and system processing software.

Abstract: Quickly USB Charging ports for lighting device has USB charging-ports which meet 2007 released specification has minimum 1.0 Amp to 5 Amp at DC 5 Volt safety and quickly charging capacity to quickly charge DC current into energy-storage unit or assembly inside the other electric or digital product(s) without high voltage DC current for overheat and fire risk and, optionally, additional outlet-units, to supply AC current to other electric or digital devices including smart phone, computer, communication, consumer electric products. The USB-unit(s) or USB-Module(s) or Outlet-unit(s) fit within or install on anywhere of the item's housing including anywhere of the base, pole, bar, stand, step, contour, edge, walls. The said USB charger only has charging function no any data transmit and only have one input power source not more than one and charging capacity minimum 1.0 Amp up for quickly charge from USB-Charging-ports by 2 male USB-plugs' USB-wire to the device's female USB-ports.

Abstract: A modular LED tube lamp has a tube lamp having a pair of ends, namely a first end and a second end. The first lamp base has a first driver, and the first lamp base is connected to the first end of the tube lamp. A second lamp base has a second driver. The second lamp base is connected to the second end of the tube lamp. A first socket receives the first lamp base; and a second socket receives the second line base. The tube lamp is linear. The tube lamp is formed in a U-shaped bend. The tube lamp is formed as a circular bend.

Abstract: An optical system (200, 300, 400), including: at least one 2×2 LED array forming a node (204) consisting of four different color LEDs: LED1(G), LED2(R), LED3 (B), LED4(W) and at least one respective TIR light-directing housing forming an optic (202) having a base end (208) and a light-emitting end (210), in which the node is disposed in the base end. The optic is characterized by a shape having four different focal points (F1, F2, F3, F4), and each of the LED1, LED2, LED3, LED4 is disposed at a respective one of the focal points.

Abstract: This invention relates to a modular rotatable gardening system, comprising a modular main frame supporting a drum for growing plants. This modular rotatable gardening system can be stacked on top of one or more other modular rotatable gardening systems, and also combined in-line. The modular rotatable gardening system may additionally comprise a modular hot air removal ductwork, and may additionally comprise a CO2 delivery system.

Abstract: The present invention relates to a lighting device (100, 200, 300) comprising a split lighting engine with at least two thermally separated sub-engines (104, 106, 202, 204, 206, 302). Each sub-engine comprises at least one solid state light source (114, 212, 306) and a component (118, 210, 304) adapted to regulate electric current or power to the at least one solid state light source (114, 212, 306), so that the sub-engines (104, 106, 202, 204, 206, 302) are individually drivable based on a thermal environment of each sub-engine.

Abstract: A downlight apparatus may include a canister with a canister body and a canister base comprising a female helical thread defined as an engagement host. The downlight apparatus may also include a lamp including a lamp body and a male helical ridge, defined as a lamp ridge. The lamp ridge includes a platform that extends distally from a root of the lamp ridge to a distance ranging from 2 to 20 times greater than the distance between the root and the crest of an Edison screw base thread. The lamp and the canister are structured to secure to one another when the lamp engages with the engagement host.

Abstract: The present disclosure provides a heat radiation structure for an organic light-emitting device, which includes a heat radiation plate and a thermal isolation layer disposed on a side surface of the heat radiation plate for insulating heat of a driving circuit of the organic light-emitting device. The present disclosure also provides a display apparatus, which includes a support frame and a panel disposed in the support frame, and also includes the heat radiation structure for the organic light-emitting device, wherein the heat radiation plate is disposed in the support frame and opposite to the panel, the thermal isolation layer is disposed on a side surface of the heat radiation plate away from the panel, the heat radiation plate forms a rear cover of the display apparatus, and a flexible circuit board of the panel is bent to a side surface of the thermal isolation layer away from the panel.

Abstract: Disclosed is an emergency detection and response system using LED-lighting modules. The emergency detection and response system using LED-lighting modules, according to the present invention, comprises: a plurality of LED-lighting modules having an emergency sensor for sensing an emergency and a communication sensor; a communication network for, if an emergency is detected by the emergency sensor, receiving emergency detection signals transmitted via the communication sensor and providing the emergency detection signals to an operation unit; a control unit for controlling the LED-lighting modules according to control signals received from the operation unit or a specific emergency detection signal among the emergency detection signals; and a cloud platform for building, as a database, the emergency detection signals received from the communication network or the control signals corresponding to the emergency detection signals and transmitting an early warning signal on the basis of the received signals.

Abstract: An LED lighting assembly including a sidewall having an outer periphery with a dimension exceeding a maximum opening dimension of a standard-sized light bulb ceiling recess; at least one LED at least partially disposed within the sidewall; a plurality of heat dissipating fins between the sidewall and the LED; and a plurality of air flow channels, each having an air flow intake port defined by a lower portion of the sidewall and at least one of the heat dissipating fins; and an air flow exhaust port defined by an upper portion of the sidewall and at least one of the heat dissipating fins. Heat generated by the LED is transferred to the heat dissipating fins so as to drive a continuous flow of air into the air flow intake port and out of the corresponding air flow exhaust port of each of the air flow channels.

Abstract: Disclosed is an emergency detection and response system using LED-lighting modules. The emergency detection and response system using LED-lighting modules, according to the present invention, comprises: a plurality of LED-lighting modules having an emergency sensor for sensing an emergency and a communication sensor; a communication network for, if an emergency is detected by the emergency sensor, receiving emergency detection signals transmitted via the communication sensor and providing the emergency detection signals to an operation unit; a control unit for controlling the LED-lighting modules according to control signals received from the operation unit or a specific emergency detection signal among the emergency detection signals; and a cloud platform for building, as a database, the emergency detection signals received from the communication network or the control signals corresponding to the emergency detection signals and transmitting an early warning signal on the basis of the received signals.

Abstract: A method for determining a custom power spectral distribution (PSD) for use in a specialized light source and a lighting system. The method includes obtaining a PSD corresponding to light that is output by the lighting system, obtaining a constraint, and determining the custom PSD by optimizing (minimizing or maximizing), subject to the constraint, an evaluation function comprising the PSD, an unwanted light function, a wanted light function, or another characteristic function.

Abstract: An alternating current sequential drive type LED lighting device having improved flicker performance and being capable of reducing the light output deviation of the LED lighting device generated during operation intervals by removing nonluminous intervals of the LED lighting device by means of a loop-back compensation unit.

Abstract: Enhancements to ornamental or holiday lighting are disclosed including remote control ornamental illumination with color pallet control whereby a user can vary the color/intensity/appearance of an individual bulb or entire light string by selecting the electronic address of the bulb and selecting its attribute. Further disclosures include: motion responsive lights which respond to sensed movement, gesture controlled lights, adjustable white color/white led sets, connectable multi-function lights, controller to sequence lights to music or other input source, rotating projection led light/tree top/table top unit, and remote controlled sequencing icicle lights and ornament lighting system.

Abstract: Various embodiments of the present application provide a lamp device, an LED lamp, and a luminaire. The lamp device according to the embodiments of the present utility mode comprises: a lamp cap having a central pin (21, 211) for providing an electrical connection to the lamp device; and a printed circuit board at least partially located within the lamp cap, wherein a lamp driver (12) is mounted on the printed circuit board; characterized in that a bottom edge of said printed circuit board includes a notch (16, 161) comprising a first contact electrically contacting said central pin. The lamp device according to the present application improves the assembly of the lamp device and enhances the production efficiency.

Abstract: The present disclosure is directed to a solution providing active thermal management that has multiple innovations and advantages. In some aspects, the design of the active thermal management (ATM) device is not a threshold clamp and instead, is a non-linear equation that proportionally changes relative to the dimming input. In some aspects, the innovation of the ATM design is how ATM works while the light is being dimmed. The design anticipates overheating by reducing power before the product gets to the maximum temperature threshold. The design also may include an equation that predicts the LED die temperature as a function of product case temperature. The ATM may operate responsive to one or more of a plurality of profile or power curves.

Abstract: Provided is a power supply device capable of preventing a drop in the voltage supplied to another machine that is connected aside from LED lighting devices, and continues driving the other machine. This power supply device is equipped with a plurality of LED drive circuits provided in parallel, corresponding respectively to a plurality of LED lighting instruments to drive each of the LED lighting instruments in a predetermined light-emission mode. The plurality of LED drive circuits and the other machine are connected to a DC supply unit having such constitution that a direct current power supply voltage is converted into a predetermined direct current voltage and supplied thereby. The power supply device is further provided with a constant current circuit whereof the input side is connected to the DC supply unit and the other machine, and the output side is connected to the plurality of LED drive circuits.

Abstract: There is provided a lighting device (100) comprising a first tubular body (120), a second tubular body (130) within the first tubular body (120), and a support structure within the first tubular body (120). The support structure supports a plurality of Solid State Lighting (SSL) elements (160) on a support surface, said SSL elements being arranged to emit light under a range of angles including a first range. The support structure is fixed within the first tubular body (120) by the first tubular body (120) and the second tubular body (130). The support structure comprises a tube receiving member (156) extending from the support surface, said tube receiving member engaging with the second tubular body (130).

Abstract: A lighting system, including: light emitting elements; a reset switch operable in a first and second state; non-volatile reset memory configured to record the state of the reset switch when power is provided to the system; a wireless communication system; non-volatile communication memory configured to store default settings and configuration settings; a control system operable, in response to initial power provision to the control system, between: a configured mode when an instantaneous reset switch state matches the recorded state, the configured mode including: connecting the wireless communication system to a remote device based on the configuration settings, receiving instructions from the remote device, and controlling light emitting element operation based on the instructions; and a reset mode when the instantaneous reset switch state differs from the recorded state, the reset mode including: erasing the configuration settings from the communication memory and operating the system based on the default

Abstract: A set of light emitting devices can be formed on a substrate. A growth mask having a first aperture in a first area and a second aperture in a second area is formed on a substrate. A first nanowire and a second nanowire are formed in the first and second apertures, respectively. The first nanowire includes a first active region having a first band gap and a second active region having a second band gap. The first band gap is greater than the second band gap. The second nanowire includes an active region having the first band gap and does not include, or is adjoined to, any material having the second band gap.