Abstract: A lighting device, or LED lamp is described with a base element for electrical contacting and mechanical mounting and an LED arrangement with at least one LED element. The LED arrangement is spaced from the base element along a longitudinal axis. In order to provide a lighting device and a lighting arrangement with a matched optical and thermal design, i.e. where both effective heat dissipation and an advantageous light intensity distribution are achieved, a lower heat dissipating structure is arranged between the base element and the LED arrangement. The lower heat dissipating structure includes a plurality of planar heat dissipation elements made out of a heat conducting material, shaped to have at a first longitudinal position along the longitudinal axis a first extension in cross-section, and at a second longitudinal position a second extension in cross-section.

Abstract: A display device includes a first display surface that emits light and displays vehicle information, and a second display surface that is placed on the first display surface in an overlapping manner, transmits the light emitted from the first display surface, and on which grooves that form a drawing pattern are created, wherein the grooves with a groove pitch are created so as to prevent diffracted light having visible light range components that is emitted from the first display surface and that is diffracted by the grooves from forming an image in an eye range determined in advance according to a vehicle.

Abstract: Disclosed are methods and apparatus for lighting control. Presence of an optical element (110, 310, 312, 710A-E, 712, 810) is identified over one or more LEDs (323, 327) and at least one property of the optical element is identified. At least one property of light output of light sources associated with and/or covered by the optical element is adjusted based on the property of the optical element.

Abstract: A light emitting diode lamp with a burnable function includes at least a light emitting diode and a light emitting diode driving apparatus with the burnable function. The light emitting diode driving apparatus is electrically connected to the light emitting diode. The light emitting diode driving apparatus includes a positive contact and a negative contact. The light emitting diode driving apparatus receives a burn start signal sent through the positive contact and a burn address data sent through the positive contact. The light emitting diode driving apparatus is configured to burn the burn address data into the light emitting diode driving apparatus after the light emitting diode driving apparatus receives the burn start signal.

Abstract: Traffic light devices and methods of use are provided herein. A traffic light may include a first lighting element segment that can be activated with a first color, a second lighting element segment that can be activated with a second color or a third color, and a third lighting element segment surrounds the second lighting element segment.

Abstract: A warning triangle stand includes a triangular plate provided with a reflector, an LED lamp, a switch, and a power source. The reflector and the LED lamp are disposed on the front of the triangular plate. The power source is disposed inside the triangular plate. The power source is electrically connected with the LED lamp. The triangular plate includes a main plate, a left plate, a right plate, and an upper plate. The left plate and the right plate are hinged to two sides of the main plate. The upper plate is hinged to an upper end of the main plate. The switch is used to control the triangular plate to be in a folded state or an unfolded state. The triangular plate can be unfolded through the switch, which is fast and convenient. The LED lamp is used in cooperation with the reflector to provide a warning effect.

Abstract: Various features are disclosed for providing indicators of activity on server computing systems or other devices. An indicator component can indicate whether data center equipment is being used by a user and/or to support a user, and that therefore the operation of the data center equipment should not be impacted. One or more indicator components can be affixed to or integrated with the exterior of data center equipment, e.g., added to the rack on which server computing systems are mounted, integrated with a networking component that provides connectivity to the server computing systems mounted in the rack, or the like. The indicator components can be controlled by software or hardware implemented in a server computing system, a networking component, and/or remotely from an administrator system.

Abstract: A portable signaling device for use in a reduced visibility environment. The signaling device includes a housing for carrying the signaling device into the reduced visibility environment, the housing having a signaling side and an attachment side, the signaling side configured to transmit an infrared signal and the attachment side configured to be secured to a structure within the environment, and an infrared energy source located within the housing, the infrared energy source including a power source, an emitter connected to the power source, and a switching mechanism connected to the power source and the emitter.

Abstract: A status indicating light unit includes a power input terminal, an illumination circuit, comprising at least one LED, a continuous connection circuit, coupled to the illumination circuit and configured to effect a continuous power transfer from a power input terminal to the illumination circuit, a pulsed power reception circuit, coupled to the illumination circuit and configured to draw power from the power input terminal in a pulsed manner and to continuously emit power to the illumination circuit, and a mode selection switch adapted to couple the continuous connection circuit to the power input terminal in a continuous power draw mode, resulting in a continuous power draw pattern of the status indicating light unit, and adapted to couple the pulsed power reception circuit to the power input terminal in a pulsed power draw mode.

Abstract: A light emitting diode (LED) chip for high voltage operation and an LED package including the same are disclosed. The LED chip includes a substrate, a first array formed on the substrate and including n light emitting cells connected in series, and a second array formed on the substrate and including m (m?n) light emitting cells connected in series. During operation of the LED chip, the first array and the second array are operated by being connected in reverse parallel to each other. Further, when a driving voltage of the first array is delined as Vd1 and a driving voltage of the second array is defined as Vd2, a difference between Vd1 and Vd2×(n/m) is not more than 2V.

Abstract: Disclosed are embodiments of flexible display modules and systems of flexible display modules. Display modules have a plurality of light emitting elements arranged in a predetermined pattern and providing a highly uniform visual effect. Alignment and complementary alignment features enable the alignment of adjacent display modules and the creation of large displays from a plurality of aligned display modules. Features to couple to and retain a support frame are provided. Flexible and durable weather resistance features are provided. Modules and systems have features that permit installation and removal from the front side or the back side of the display. A system of modular support frames works cooperatively with the display modules, adapting to different mounting environments, and thereby providing large modular displays with desirable properties.

Abstract: The present disclosure provides a device including an interface. By adopting the device with a luminous part arranged at a physical interface, the problem of difficulty in accurately finding a position of the physical interface of the device in a dark environment is solved, so that a user can conveniently and rapidly identify the position and direction of the physical interface, and a user experience is improved.

Abstract: Systems and techniques are provided for guided installation of an opening sensor. A strength of a magnetic field created by a magnet of an opening sensor at a location of a magnetometer sensor of the opening sensor may be determined. Feedback may be provided to an installer of the opening sensor based on the determined strength of the magnetic field. A function of the opening sensor may be configured based on the determined strength of the magnetic field. The function may be associated with reporting the status of an entry point to which the magnetometer sensor may be affixed.

Abstract: A computing device includes a memory storing executable instructions, a processor configured to execute the instructions, a programmable display screen configured to display text-based information, and a multi-color indicator. The multi-color indicator is located on a surface of the computing device and includes a plurality of segments, each segment configured to display at least four different colors, where colors displayed by segments of the multi-color indicator are programmable, through execution of the instructions by the processor, to display non-text-based information.

Abstract: The invention relates to a system and a method for preventing inadvertent slide deployment for an aircraft, comprising at least one sensor for sensing the proximity of a person in front of an aircraft door, and at least one optical warning means operable to provide an optical indication in the vicinity of a slide arming lever when the sensor detects the proximity of a person in front of the aircraft door. The system according to the invention provides an effective prevention for inadvertent slide deployment that is capable to guide trained and untrained persons to the information they need in order to disarm the slide in sufficient time before the door handle is gripped and pulled to open the aircraft door in normal operation conditions.

Abstract: Described herein is a light array for luminaires which comprises a plurality of coloured light-emitting diode (LED) elements that are arranged within the array to provide better uniformity of illumination. The light array may be rectangular and include equal numbers of colored LED elements of four colors. The red LED elements are grouped towards the center of the light array with the other colors dispersed throughout the array. Two or more light arrays can be placed adjacent one another to increase the illumination produced whilst maintaining the benefit of better uniformity of illumination.

Abstract: A luminaire which has at least one first LED light source for emitting a first light, at least one first light-directing element for influencing the direction of the first light, at least one second LED light source for emitting a second light, and at least one second light-directing element for influencing the direction of the second light. The first light-directing element is in this case configured in such a way that it affects an asymmetric light output of the first light. The second light-directing element has an identical configuration to the first light-directing element and is arranged in a position rotated through 180° relative to the first light-directing element. When the first LED light source is switched ON and the second LED light source is switched OFF, an asymmetrical light output which is particularly suitable as task lighting can be achieved by the luminaire.

Abstract: An LED light and communication system includes at least one optical transceiver, the optical transceiver including a light support and a processor. The light support has a plurality of light emitting diodes and at least one photodetector attached thereto. The processor is in communication with the light emitting diodes and the at least one photodetector, where the processor is constructed and arranged to illuminate at least one of the light emitting diodes to generate a light signal which in turn includes at least one embedded data packet. The at least one embedded data packet communicates global positioning system (GPS) location information.

Abstract: A notification appliance is disclosed. The notification appliance may be a strobe notification appliance, such as an LED strobe notification appliance. The notification appliance may be wall-mounted or ceiling-mounted. Further, the notification appliance may include an optic that is configured to shape the light output from the notification appliance. For example, in a wall-mount, the optic may be mounted off-axis of a plane defined by a back plate of the notification appliance. Further, the notification appliance may be composed of a back plate, a driver board, and a front housing, with the front housing being attached to one or both of the back plate and the driver board. Moreover, the notification appliance may be used with an adapter bracket, which may be used to connect the notification appliance with one or more types of junction boxes.

Abstract: Pixel interleaving configurations for use in high definition electronic sign displays where each and every scan line includes full red, green, and blue color representation to provide for high resolution electronic video sign displays.

Abstract: A terminal device includes a device housing and a printed wiring board, accommodated within the device housing, having a display element mounted thereon. The device housing includes an opening formed at a position corresponding to the display element, a partition wall provided between the opening and the printed wiring board. The partition wall is formed into a tubular shape with the opposite ends thereof opened, and the partition wall has one open end which faces the opening and the other open end which faces the display element.

Abstract: A new and useful system, method and system components are provided, for helping a vehicle operator to ease his/her driving, when is driving at certain speed and is approaching from at a substantial distance to a street intersection so that the decision of whether the vehicle speed should be reduced or maintained can be made at convenient time. By providing with anticipated information relative to an imminent light change, a vehicle operator will have the sufficient time to react calmly to any situation that could put at risk his/her own integrity and/or the integrity of some others. This new and improved traffic control system is designed in a manner that is efficient and effective, in a manner that is useful and helpful, in a manner that is designed in a compact and low profile design; It is designed the best and the most simple way to provide and give to a vehicle operator a better, safely, relaxing and a pleasant driving.

Abstract: A flashing beacon may include a signal unit, a control unit associated with the signal unit, a solar panel or collector, and an activation device that may all be mounted or otherwise positioned on a post of a roadway sign. Light units associated with the signal unit may be programmed to flash on and off in a unique wig-wag pattern. Further, a light bar may also be used with the beacon to generate an intense flash of light soon after activation of the beacon as an additional means of grabbing the attention of the operator of a vehicle.

Abstract: A driving support system includes a detector, a memory and a controller. The detector detects a present position of the vehicle. The memory stores lane information of a travelling lane and traffic light information in a state of being associated with each other. The traffic light information includes existing position information of a traffic light. The traffic light informs whether the vehicle travelling along the travelling lane is allowed to pass through the traffic light. The controller specifies the travelling lane on which the vehicle is travelling based on the lane information and the present position and supports the driving of the vehicle in accordance with the traffic light information and the traffic light associated with the travelling lane.

Abstract: An electronic device includes a number of hard disk devices, a detection system, and a power supply. The detection system includes a detection device, a controller, and an emergency power supply. The power supply is coupled to the hard disk devices and the detection system, to power the hard disk devices and the detection system. The emergency power supply is coupled to the controller and the display device, to power the controller and the display device. The controller is coupled to the detection device and the display device. The detection device detects data of the hard disk devices and transmits the data to the controller. The controller receives the data from the detection device, and transmits the data to the display device. The display device displays the data.

Abstract: A distributed system for driving strings of series-connected LEDs for backlighting, display and lighting applications that includes multiple intelligent satellite LED driver ICs connected to an interface IC via a serial lighting interface bus. The interface IC translates information obtained from a host microcontroller into instructions for the satellite LED driver ICs pertaining to such parameters as duty factor, current levels, phase delay and fault settings. Fault conditions in the LED driver ICs can be transmitted back to the interface IC. An analog current sense feedback system which also links the LED driver ICs determines the supply voltage for the LED strings.

Abstract: A light pipe bracket (6) for an electronic device is provided that comprises a planar main body, light pipes (13) each having a proximal end and a distal end in which the light pipe extends from the distal end at the planar main body toward the distal end, and circuit board holding means (7) that support at least a portion of a circuit in the electronic device.

Abstract: A method and system for the control and signaling of traffic signal lights by emergency vehicles in the vicinity. Emergency vehicles can be detected by traffic signal lights allowing the emergency vehicle to have a prioritized, rapid, unimpeded, and safe emergency vehicle transit.

Abstract: An intelligent lighting apparatus includes a control unit on a base, a first color LED and a second color LED coupled with the control unit, a wireless transmission module coupled to the control unit, and a control APP disposed in a portable device.

Abstract: A device for inspecting an organic light-emitting display apparatus includes a power supply unit, a power receiving unit, a wiring location sensing unit, and a control unit. The power supply unit applies an AC signal to each of wirings arranged in the organic light-emitting display apparatus. The power receiving unit senses an electrical signal from each of the wirings. The wiring location sensing unit senses a location of each of the wirings. The control unit determines whether each of the wirings has a defect based on the sensed electrical signal and information pertaining to each wiring type of the wirings.

Abstract: According to an exemplary embodiment, an apparatus for light signaling may be provided. The apparatus may include, but not be limited to, a number of LED arrays and OLEDs, a number of LED lighting controllers connected to the number of LED arrays and OLEDs, a power supply connected to the number of LED lighting controllers, a number of protective elements covering the number of LED arrays and OLEDs, a housing containing the number of LED arrays and OLEDs, an electrical box attached to the housing and containing the power supply and the number of LED lighting controllers, and a number of mounting element connected to the housing.

Abstract: An illuminated signage apparatus operable in high ambient light environments and in low ambient light environments comprises a first light source (30) operable in high ambient light environments and a second light source (26) operable in low ambient light environments. It includes means to detect a relevant ambient light environment threshold and means to switch between the operation of the first (30) and second light sources (26).

Abstract: In one aspect, a light source module includes one or more light emitters of a first color forming a first color group, one or more light emitters of a second color forming a second color group, the one or more light emitters of the second color group connected in series to the one or more light emitters of the first color group, a second color group adjustment circuit connected in parallel to the one or more light emitters of the second color group, the second color group adjustment circuit configured to adjust one or both of color and intensity of output light of the second color group, and a current source connected in series to solid-state color emitters of the first and the second color groups.

Abstract: An LED unit includes: a plurality of LED modules each having an LED chip for generating ultraviolet ray provided in a package which has an opening formed on one surface and a lens formed to cover the opening of the package; a substrate-shaped base block where the LED modules are mounted in a first direction; and a heat radiation member where a plurality of the base blocks is provided in a second direction perpendicular to the first direction. The heat radiation member has a plurality of inclined surfaces where each of the base blocks is disposed. Further, one inclined surface and the other inclined surface of the heat radiation member are inclined to face each other in the second direction.

Abstract: A convection-cooled electronic system includes an electronic device and a stand. The electronic device has air intake openings in a lower housing portion and air exhaust openings in an upper housing portion. The stand has air intake openings. The stand has a periphery, a flat base, and a slot extending across the widest portion of the stand. The slot has a shape configured to receive the lower portion of the device housing. Heat emitted by electronic components within the device housing creates airflow by convection, which causes air to be drawn into the stand through the stand air intake openings and communicated into the device air intake openings. The air is heated as it passes through the device housing, and the heated air exits the device housing through the air exhaust openings.

Abstract: The present disclosure is directed to a light emitting diode (LED) signal light. In one embodiment, the LED signal light includes at least one visible LED, at least one infrared (IR) LED, a reflector, wherein the reflector collimates a light emitted from the at least one visible LED and a light emitted from the at least one IR LED and a power supply powering the at least one visible LED and the at least one IR LED.

Abstract: The lighting device according to the present invention includes a power supply circuit, a temperature detection circuit, and a temperature control circuit. The power supply circuit supplies operation power to a light source including a solid state light emitting device. The temperature detection circuit measures a surrounding temperature of the light source and outputs the measured surrounding temperature as a detection temperature. The temperature control circuit determines whether an increase rate of the surrounding temperature exceeds a predetermined criterion value. When determining that the increase rate exceeds the criterion value, the temperature control circuit performs a process of decreasing a temperature of the light source.

Abstract: Embodiments of the invention provide systems and methods for detecting a sustained arc in an electrical system. Over a time period, current and voltage data for a load signal are collected, from which spectral information is extracted. The spectral information has a frequency component and an amplitude component. The load signal is processed to remove a line frequency signature from the spectral information. One or more sub-harmonic frequency bands are extracted from the load signal and analyzed to determine the presence of an arc signature therein. The sub-harmonic frequency bands may be centered on frequencies corresponding to an integer number of half line cycle periods. Analysis of the sub-harmonic frequency bands can include detecting the peak amplitudes of the rectified sub-harmonic frequency bands to obtain an indicator signal and determining if the indicator signal exceeds a threshold that indicates the presence of the sustained arc.

Abstract: A load control system includes a load control device and a remote control for configuring and controlling operation of the load control device. The load control device and remote control may be mounted to an electrical wallbox. The system may be configured by associating the remote control with the load control device, and actuating a button on the remote control to configure the load control device. A second remote control device may be directly or indirectly associated with the load control device. The load control device and remote control may communicate via inductive coils that are magnetically coupled together. The remote control may be operable to charge a battery from energy derived from the magnetic coupling between the inductive coils. The load control device and remote control may include near-field communication modules that are operable to communicate wirelessly via near-field radiation.

Abstract: A strobe device that operates in multiple modes is disclosed. The strobe device may include an LED-based strobe element and a controller. In response to receiving a command to generate an output, the controller determines in which of at least a first mode and second mode to operate, and sends one or more signals to the LED-based strobe element based on the determination. The first mode and the second mode may differ from one another in at least one aspect, such as duration, luminosity, current supplied to LED, or wavelength range. The controller may select both of the first mode and the second mode (such as alternating between the first mode and the second mode). Or, the controller may select one of the first mode and the second mode. For example, depending on the ambient light at or near the strobe device, the controller may select either the first mode or the second mode.

Abstract: Disclosed are embodiments of display modules, assemblies of display modules, and systems of display modules. Display modules have a plurality of light emitting elements arranged in a predetermined pattern and providing a highly uniform visual effect. Alignment and complementary alignment features enable the alignment of adjacent display modules and the creation of large displays from a plurality of aligned display modules. Features to grip and retain a support frame are provided. Modules and systems have features that permit installation and removal from the front side of the display. A system of modular support frames works cooperatively with the display modules, adapting to different mounting environments, and thereby providing large modular displays with desirable properties.

Abstract: An optical input apparatus is provided. The optical input apparatus includes a body having an image sensor; a plurality of light sources provided in the body to emit light; and a controller configured to control emission of light by the plurality of light sources as a function of a pattern received by the image sensor, wherein the plurality of light sources selectively emit light according to a location of a local saturation of light received by the image sensor.

Abstract: The present invention provides a system and method for controlling at least one lighting system by means of a portable wireless remote control device. The system comprises a portable wireless remote control device, a lighting system controller, and at least one lighting system coupled to the lighting system controller. Each lighting system comprises one or more lighting modules (e.g., light emitting diodes (LEDs), incandescent bulbs, etc.). The portable wireless remote control device comprises a wireless transceiver, processor, memory, light control logic, user interface (UI), and an antenna. The lighting system controller-comprises a wireless transceiver, processor, memory, light control logic, and an antenna. Each lighting system coupled (e.g., wired) to the lighting system controller may be wirelessly controlled via the remote control device.

Abstract: An LED light and communication system includes at least one optical transceiver, the optical transceiver including a light support and a processor. The light support has a plurality of light emitting diodes and at least one photodetector attached thereto. The processor is in communication with the light emitting diodes and the at least one photodetector, where the processor is constructed and arranged to illuminate at least one of the light emitting diodes to generate a light signal which in turn includes at least one embedded data packet. The at least one embedded data packet communicates global positioning system (GPS) location information.

Abstract: A headlight for a motor vehicle includes a plurality of illuminants, wherein the illuminants are arranged in a matrix which has a first direction of extension and a second direction of extension which is perpendicular to the first direction of extension. In order to operate the headlight more efficiently a value of the luminance is individually adjustable for each of the illuminants, and the value of the luminance of the respective illuminants is adjustable in dependence on a position of the illuminants along the first direction of extension and/or the second direction of extension according to at least one predetermined distribution function.

Abstract: A safety apparatus for use as a roadside warning device comprises a base, a light source disposed within the base and adapted to project light away from the base, and an alert system rotatably attached to the base. The alert system includes a plurality of arms shaped to form a visual alert member, wherein at least first and second arms are collapsible upon a third arm. A plurality of lights are disposed on one or more of the first, second, and third arms. In a first orientation, the alert system is disposed at a non-zero angle with respect to the base and the first, second, and third arms of the alert system are formed into the visual alert member and, in a second orientation, the alert system is collapsed and parallel to the base.

Abstract: An aircraft light device has a base, a printed circuit board, a reflector and a cover-lens. The reflector is comprised of a number of reflective surfaces connected together to form a spline. Light transducers on the printed circuit board are of two main types, light emitters and light receivers. Light emitters provide light for illumination, while light receivers enable detection of received light. The two transducer types can be used alone or in combination.

Abstract: A vehicle interior illumination assembly includes a lighting fixture and a controller. The lighting fixture has a proximity detection layer and an illumination layer, with one of the proximity detection layer and the illumination layer overlaying the other of the proximity detection layer and the illumination layer. The controller is operably connected to the proximity detection layer and the illumination layer. The controller is configured to toggle the illumination layer on and off in response to detecting a first movement gesture at the proximity detection layer. The controller is configured to adjust a first prescribed lighting parameter of the light produced by the illumination layer in response to detecting a second movement gesture at the proximity detection layer.

Abstract: A light emitting device can comprise a light emitter for emitting light at a defined light intensity and circuitry connecting a power source to the light emitter. The circuitry can adjust power provided to the light emitter over time to compensate for inefficiencies due to circuit and light emitter degradation. A more consistent light intensity of the emitted light over a life of the light emitting device and an improved life expectancy of the light emitter can be achieved than what would result if the power was not adjusted over time to offset degradation effects.

Abstract: There is disclosed a lighting apparatus that can light a room intensively, fitted to a characteristic of a room, by adjusting an angle of light distribution and that can prevent glare, with improved optical uniformity and beautiful exterior appearance.