Abstract: There is provided an illumination system (100) for cultivation of aquatic animals. The illumination system (100) comprises at least one light source (110) emitting light, at least one light driver (120) arranged to drive the at least one light source (110), at least one light sensor (130) providing illuminance data for at least one point of interest (50) in said illumination system (100), and a controller (140). The controller (140) is adapted to provide control signals to the at least one light driver (120) driving the at least one light source (110) to emit light of a desired illuminance at the at least one point of interest (50). An ambient light sensor may be applied to determine control signals also in accordance with ambient light data.

Abstract: Disclosed are methods and apparatus for lighting configuration, contemplating analysis of a plurality of distance values from a plurality of distance sensors to set one or more light output characteristics of a plurality of LEDs. The light output characteristics of the LEDs are set as a function of the distance values from the distance sensors.

Abstract: Configurable LED light improving community safety and the environment by providing illumination as function of internal self-diagnostics and status of ambient environment, comprising: controller, sensors, LED's, interfaces, enclosure. Sensors include: ambient light, proximity, temperature, voltage, current. Interfaces include: wireless, INTERNET. LED's configurations include: single color, multicolor, flexible PCB. Enclosure configurations include: water-proof, recess, surface mounting, hidden magnets for latch-in mounting. Controller configurations define real-time control algorithm based on: sensor status; time based controls; apparatus operating acceptance criteria. Apparatus acceptance criteria include: operation within specifications; optimization of energy consumption; contribution to environmental safety. Control algorithm includes: real-time internal and external diagnostics; and controls sustaining operation within acceptance criteria. Apparatus configurations stored in non-volatile memory.

Abstract: An LED based light assembly and lighting system is disclosed. The lighting system includes at least one light assembly comprising a plurality of LED chips, a controller and a power supply module. The controller is configured to receive an input signal and to provide an output control signal for controlling power to the at least one light assembly. The power supply module is configured to receive a standard voltage and current signal and to provide a power signal to the at least one light assembly to power the at least one light assembly in response to the control signal.

Abstract: Apparatus networked system of intelligent devices including illuminated street signs. Street signs include: address, name, direction and message signs. Apparatus controller interfacing: sensors, street signs, operator, remote controllers. Interface includes: wireless network and INTERNET. Controller maintains status of a community, including: ambient environment, safety and status of routes within the community. Status provided by: sensors, authorized operator, remote controllers. Apparatus based on respective status executes control algorithm of street signs providing general illumination and visual information, improving safety within the community.

Abstract: Methods for an outdoor lighting network (100) are disclosed. The methods can adaptively control lighting requirements based upon traffic in the outdoor lighting network (100). The adaptive control provides illumination over a certain response range based upon detection of an object (20) and in addition possibly a velocity of the object (20) by a lighting unit (LUs 1-8) equipped with a sensor (12) For the outdoor lighting network (100), the disclosed methods include deciding when a control message should be transmitted to other lighting units (LUs 1-8), selecting one or more control messaging protocols with modes adapted to achieve a response range depending on the velocity of the object (20) and controlling behavior of a light level output of the lighting unit (LU 1-8).

Abstract: The invention relates to a lighting system (100) and a method for controlling lighting conditions in a room (R). The lighting system (100) comprises a controller (101) for controlling internal light sources (121, 122) and at least one actuator (131, 141) for changing the amount of external light entering the room (R). Moreover, at least one sensor (111,112, 31,141) is provided for detecting a parameter relating to the actual or to a desired lighting level of the room (R). Thus it is possible to control the lighting of the room (R) according to a predetermined schedule, particularly with a circadian rhythm that can reduce delirium in a patient (P). The actuator may for example comprise means (141) for closing or opening curtains (142) in front of a window (W).

Abstract: A behavior management system includes a lighting system formed of a light source, a first detector, a second detector, a controller, a storage device and an output device. The light source is configured to light a display space for displaying articles and a passage space facing the display space. The first detector is configured to detect human presence or absence in the passage space. The second detector is configured to detect whether a human passes through or stops in the passage space. The controller is configured to control the light source based on detection results by the first and second detectors. The storage device is configured to store histories of detection results by the first and second detectors. The output device is configured to supply an external management device with histories of detection results by the first and second detectors stored in the storage device.

Abstract: Described herein is an autonomous distributed lighting network which comprises a plurality of luminaires for providing lighting levels in accordance with idle dimming profiles, at least one sensor for sensing ambient conditions, and a communications network. Luminaire nodes, sensor nodes, a timer node and a controller node are connectable to the communications network. Each luminaire node is associated with a luminaire and is operable for receiving broadcast messages from the communications network, the luminaire overriding its normal idle dimming profile in response to an appropriate broadcast message. Each sensor node is associated with at least one sensor device and transmits broadcast messages onto the communications network in accordance with events sensed by each related sensor device. A timer node, if present, provides time synchonisation for the luminaires within the network. In addition, a controller node is used for set up and maintenance of the network.

Abstract: A microcontroller-based multifunctional electronic switch uses a detection circuit design to convert external motion signals into message carrying sensing signals readable to the microcontroller. Based on the time length of sensing signals and the format of the sensing signals received in a preset instant period of time the microcontroller through the operation of its software program codes written in the OTPROM is able to recognize the working modes chosen by the external signal generating user and thereby selecting the appropriate loops of subroutine for execution. The system and method of the present invention may simultaneously be applicable to detection circuit design using infrared ray sensor, electrostatic induction sensor, conduction based touch sensor or push button sensor for performing multifunction such as controlling the on/off switch, the illumination power and the color temperature within the capacity of a single lighting device or an electrical appliance.

Abstract: A switch mode power supply controller provides power to a pair of light sources. The controller includes a low voltage programmable current source and adjusting elements for independently adjusting the current to the LED light sources. The controller also includes a first communication port for receiving a communication from an external device, such as a dimmer, or from another power supply controller; and a second communication port for sending a communication to a third power supply controller. These ports provide an upstream and downstream communication capability through a chain of controllers so that input from a device can be communicated upstream and downstream.

Abstract: A method for controlling light emission of a light sensing keyboard is to save in advance a driving correlation table including a plurality of driving codes in the light sensing keyboard. Each driving code corresponds to a trigger signal and is triggered by the trigger signal to generate a driving signal which defines a light emission mode. When a light detection unit detects ambient light parameters, the trigger signal is generated and the driving code corresponding to the trigger signal is read from the driving correlation table. A control unit generates the driving signal according to the driving code to drive light emission elements to emit light and also control each light emission element to execute the light emission mode corresponding to the driving signal, thereby synchronous or asynchronous colored light alteration can be generated to provide flickering or alternate light alteration effect.

Abstract: One exemplary implementation of the present disclosure is directed to a lighting system for detecting the source of glare in imagery. The lighting system includes a first illumination light and a second illumination light each having an associated signal light. Each illumination light is configured to be illuminated independent of the other illumination light and both signal lights. Each signal light has a different spectral peak from the other signal light. The lighting system further includes a control system configured to control the illumination of the first and second illumination lights and associated signal lights based at least in part on identified glare.

Abstract: An illumination device with wake-up and/or fall-asleep functionality is disclosed. The illumination devices comprises at least one controllable light source; a control device for controlling the light source, wherein in a STEADY mode, color and intensity of the output light are maintained constant at a steady colour value and a steady intensity value and in and a WAKE-UP mode, the intensity of the output light is gradually increased from zero to the steady intensity value and in a FALL-ASLEEP mode, the intensity of the output light is gradually decreased from the steady intensity value to zero.

Abstract: A fluorescent type of green light source of a semiconductor in a light source apparatus for an endoscope includes a blue excitation light source device and green emitting phosphor. The blue excitation light source device emits blue excitation light. The green emitting phosphor is excited by the blue excitation light, and emits green fluorescence. A dichroic filter in a dichroic mirror cuts off the blue excitation light from an emission spectrum of mixed light of the blue excitation light and green fluorescence from the fluorescent type of green light source. Thus, illumination light with the emission spectrum of a target can be stably supplied without influence of the blue excitation light to a light amount of blue light from a blue light source of a semiconductor.

Abstract: Various embodiments may relate to a lighting device including at least two light sources, the light from which has different spectra and is combined to form useful light. For measuring the portions of the light from the individual light sources, part of the useful light, the measurement light, is branched off with the aid of a coupling-out element at the output of the lighting device and is fed to a measuring device.

Abstract: The control apparatus of the present invention determines a motion state of an object and provides an IRLED switching control signal suitable for the motion state in an apparatus for sensing/recognizing a motion of the object by using an infrared light-emitting diode (IRLED) and a photodiode (PD). Such a control apparatus is an LED driving control apparatus, and includes a motion velocity generating unit, a previous section average value generating unit, a state value generating unit, a control unit, and an LED switching control signal generating unit.

Abstract: Light from each LED is applied to an integrating sphere (reference object), and a light amount calculator calculates light reflected from the integrating sphere. Calibration data, in which source control signals applied to the LEDs are associated with amounts of the light from the LEDs emitted in response to the source control signals, respectively, is generated. A maximum amount of the light from each LED is set in accordance with a predetermined light amount ratio. Based on the maximum light amount, an nth light amount which corresponds to a brightness step n is set. With reference to the calibration data, the source control signal which corresponds to the nth light amount is set as the source control signal for the brightness step n. A light control table is generated by associating the source control signal for the brightness step n with a brightness command signal for the brightness step n.

Abstract: The lighting control console includes a display, an operation device and a controller. The display displays a lighting spatial image corresponding to the lighting space, and displays, in the lighting spatial image, virtual instruments corresponding to the respective lighting instruments so that positions of the virtual instruments in the lighting spatial image correspond to respective positions of the lighting instruments in the lighting space. The operation device has a three dimensional detection space associated with the lighting spatial image and/or the lighting space. The operation device detects a position of an operation object in the detection space and specifies a position in the lighting spatial image based on the detected position in the detection space. The controller identifies, when one of the virtual instruments in the lighting spatial image is specified by the operation object through the operation device, a lighting instrument associated with the specified virtual instrument.

Abstract: At least one controllable source of visible light is configured to illuminate a space to be utilized by one or more occupants. A controller causes the source(s) to emit light in a manner that varies at least one characteristic of visible light emitted into the space over a period of time at least in part in accordance with a chaotic function.

Abstract: A remote controller is arranged for selecting a light source among a plurality of light sources. The remote controller has an omnidirectional transmitter and is arranged to instruct, by means of the omnidirectional transmitter, the light sources to transmit a directional signal comprising a code, which is unique for each light source. Further, the remote controller has a directional signal receiver, and is arranged to receive the directional signals from the light sources, and signal comparison circuitry connected with the directional signal receiver. The remote controller is arranged to select one of the light sources on basis of the received directional signals. Furthermore, the remote controller comprises a transmission indicator, which is arranged to generate an indication signal, indicative of a successful omnidirectional transmission, and it is arranged to initiate the selection of one of the light sources by means of the indication signal.

Abstract: According to an embodiment, a lighting control system includes a smartphone and a lighting control device, and the smartphone includes an illuminance sensor and a wireless communication section. The lighting control device performs dimming control of a plurality of lighting apparatuses that respectively illuminate the plurality of areas, based on detected values of a plurality of areal illuminance sensors, which detect brightness of the plurality of areas, and performs calibration of the areal illuminance sensors, based on a detected value of the illuminance sensor of the smartphone, which is received in a wireless communication device.

Abstract: Apparatuses, methods, apparatuses and systems for a light fixture are disclosed. One apparatus of the light fixture includes a sensor unit and a light intensity controller. The sensor unit includes a sensor operative to generate a sense signal base on at least one of sensed motion or light, wireless communication circuitry operative to maintain a link with a network, and a controller. The controller is operative to manage communication with the network, manage transmission of beacons through the wireless communication circuitry, wherein the beacons include information associated with the fixture, and generate dimming control base on at least one of the sensed signal and communication from the network. The light intensity controller is configured to receive the dimming control and operative to adjust an emitted light intensity of a luminaire of the light fixture.

Abstract: An imaging sensor determines an influence of artificial light from one or more artificial light sources and an influence of natural light in an area associated with a lighting system. On the basis of the influence of the natural light and the influence of the artificial light, the imaging sensor determines the location of the one or more artificial light sources with respect to the location of the imaging sensor. Further, the imaging sensor allocates a portion of the area as an area of influence of the imaging sensor based on a threshold change in luminescence of the area associated with switching on or switching off of the one or more artificial light sources. Responsively, the imaging sensor associates at least one artificial light source of the one or more light sources and occupancy sensors corresponding to the at least one artificial light source with the allocated area of influence.

Abstract: A method of selecting a light source among a plurality of light sources by means of a remote controller includes the remote controller: instructing, by omnidirectional transmission, the light sources to each transmit a directional signal comprising a code, which is unique for each light source; —receiving the directional signals from the light sources; and selecting one of the light sources on basis of the received directional signals. Furthermore, the method includes: generating, remotely of the light sources, codes to be transmitted by the light sources; and—the remote controller instructing each one of the light sources which one of the remotely determined codes to transmit.

Abstract: In embodiments of the present invention, a method and system is provided for commissioning improved intelligent, LED-based lighting systems. The LED based lighting systems may include fixtures with one or more LED light bars, integrated sensors, onboard intelligence to send and receive signals and control the LED light bars, and network connectivity to other fixtures.

Abstract: The color of an LED-based lamp can be tuned to a desired color or color temperature. The lamp can include two or more independently addressable groups of LEDs associated with different colors or color temperatures and a total-internal-reflection (TIR) color-mixing lens to produce light of a uniform color by mixing the light from the different groups of LEDs. The color of the output light is tuned by controllably dividing an input current among the groups of LEDs. Tuning can be performed once, e.g., during manufacture, and the lamp does not require active feedback components for maintaining color temperature.

Abstract: A lighting system with adjustable wavelength output that may include a plurality of light sources, a controller positioned in electrical communication with the plurality of light sources, and an optical sensor system positioned in electrical communication with the controller. The controller may be configured to selectively operate each light source of the plurality of light sources to emit one or more source lights. The optical sensor system may be configured to sense a reflected light that is reflected by an object upon which the source lights are incident. The optical sensor system may be configured to sense a wavelength range of the reflected light defined as a measured wavelength range and may further be configured to transmit a signal to the controller responsive to the measured wavelength range. The controller may be configured to operate the plurality of light sources responsive to the signal received from the optical sensor system.

Abstract: Disclosed herein is an illumination system including an array of LED light sources for emitting light encoded with a modulation pattern, an array of sensors and a space characterization unit. The array of sensors receives emitted light scattered by an object. Each sensor determines a distance between the corresponding light source and the object using the modulation pattern. The space characterization unit uses the distance from each sensor to generate an elevation map indicating a presence of the object.

Abstract: A lighting controller comprising a control module is disclosed. The control module transmits electrical current to various sets of lights in accordance with scheduling data for each set of lights. The scheduling data may include start date and stop data for each set of lights.

Abstract: An illuminating device coupled with sensors or an image acquisition device and a logical controller allows illumination intensity and spectrum to be varied according to changing user needs. The system provides illumination to areas according to the principles of correct lighting practice for the optimal performance of visual tasks in the most efficient, cost effective manner. Aspects of the invention include: lighting fixtures which adapt to ambient lighting, movement, visual tasks being performed, and environmental and personal conditions affecting illumination requirements at any given instant. Lighting fixtures have spatial distribution of spectrum and intensity, providing both “background” room lighting, and “task” lighting.

Abstract: A lamp including a first set of light emitting diodes configured to generate first light, a second set of light emitting diodes configured to generate second light, and a third set of light emitting diodes configured to generate third light. The first light, the second light, and the third light combine to produce white light. A first switch is located at a base portion of the lamp. The state of the first switch corresponds to a color temperature of the white light. A color temperature adjustment module is configured to vary outputs of the first, second, and third sets of light emitting diodes in accordance with the color temperature of the white light selected by a user using the first switch.

Abstract: This invention is a night light assembly containing a multiple LED light source and an electronic controller whereby the electronic controller causes the multiple LED light source to continually change its light output from a high intensity photopic light output to a low intensity scotopic light output in response to a transition from light to dark of an ambient light, matching a human eye response to a sudden decrease in ambient light.

Abstract: The present invention relates to a light control system using statement of Personal Computer (PC) which is applied to a building for energy saving and method thereof, and more specifically, to a light control system, in which a lighting environment is changed depending on a PC operation state to provide the lighting environment optimized for a working environment and that uses a PC state and is applied to a building for energy saving in order to promote energy saving effects, and a method thereof. According to the invention, a worker's attending and leaving states and being temporarily away from his or her position are easily determined using a PC operation state and thus a light illumination intensity is adaptively adjusted. As a result, it is possible to improve energy saving effects and optimize the lighting environment.

Abstract: Systems and methods for automatically driving art installations using partially complete real-time data are disclosed. An activation server acquires real-time environment data. The real-time environment data is used by the activation server to generate an estimate of the state of the environment using an environment input model. The estimate of the state is used by the activation server to generate an activation pattern for the visual performance system. The activation server provides the generated activation to the visual performance system for use in providing a visual performance.

Abstract: Disclosed are methods and apparatus for lighting control based on a combination of inputs. Local inputs indicative of light levels, occupancy statuses, and environmental conditions near lighting fixtures are received, and group inputs to control the dimming state of lighting fixtures are also received. The group inputs may utilize manipulation of mains power powering lighting fixtures to indicate a dimming level. The dimming states of light sources of lighting fixtures are based on group inputs and local inputs.

Abstract: A lighting system includes a light source included in an array of light sources to emit illuminating light, a sensor Included in the array to sense environmental light from an environment, and a controller operatively connected to the sensor and the light source to analyze the environmental light sensed by the sensor to at least one of detect and generate data relating to a condition of the environment. The data is transmittable in a data light defined by a data wavelength defined relative to the illuminating light. The controller receives the data included in the data light using the sensor and analyzes the data included in the data light and to control the transmission of the data light from the light source. The plurality of light sources emit the illuminating light in a plurality of directions. The sensor receives the environmental light from a plurality of directions.

Abstract: A light-emitting apparatus and a camera system including the same are disclosed. According to an aspect of the invention, a camera system is provided that includes a light source color detector for detecting a color temperature of a light source; an auxiliary light apparatus for changing a color temperature of auxiliary light according to the detected color temperature of the light source; and a white balance controller for adjusting white balance while the auxiliary light is being radiated. Accordingly, a photograph having a natural color sense can be reproduced by reducing a sense of color incongruity in a captured image.

Abstract: A handheld device having a communication interface configured to wirelessly communicate with a plurality of lighting fixtures and control circuitry is described. In one embodiment, the circuitry is configured to effect selection of a first lighting fixture in a first group of lighting fixtures via the communication interface; identify the first group of lighting fixtures based on information from the first lighting fixture; determine new settings for the first group of lighting fixtures; and send the new settings to each of the first group of lighting fixtures via the communication interface, wherein the first group of lighting fixtures includes a defined plurality of lighting fixtures that are associated to operate in a coordinated manner.

Abstract: Systems and methods of providing illumination may be provided in accordance with the invention. A lighting unit may be provided comprising a plurality of light sources, each light source of the plurality being at least partially surrounded by an optical element, and a support assembly configured to support the light source above a surface. The light sources may be radio frequency (RF) coupled electrodeless plasma sources, and the support assembly may be a high-mast support assembly. In some embodiments, the optical element directs light toward the surface. In some configurations, each light source of the plurality may have one or more independently controllable and/or adjustable lighting characteristics. A lighting unit may communicate with a controller, which may provide instructions for controlling the light sources. A lighting system may be provided with a host controlling a plurality of lighting units, which may be organized into networks, and/or zones.

Abstract: A lighting fixture system for lamps includes one or more lamps and one or more ballasts configured to provide controlled power to the one or more lamps. The lighting fixture further includes a controller wired to the lighting fixture. The controller includes one or more relays configured to turn power provided to the one or more ballasts on and off such that the one or more lamps turn on and off with the switching of the one or more relays. The controller further includes a logic circuit configured to control the switching of the one or more relays, wherein the logic circuit is configured to log usage information for the lighting fixture in memory. The controller yet further includes communications electronics configured to output the logged usage information.

Abstract: A handheld device having a light source, a communication interface, and control circuitry that is capable of interacting with a lighting fixture.

Abstract: A lighting fixture having a light source, a light sensor, a communication interface, and circuitry is described. In addition to controlling the light source, the circuitry is adapted to monitor for a light signal provided from a handheld device via the light sensor; upon receiving the light signal, measure a signal level associated with the light signal; and effect transmission of the signal level to the handheld device via the communication interface. In one embodiment, the circuitry is further configured to receive an instruction to monitor for the light signal from the handheld device via the communication interface such that the circuitry begins monitoring for the light signal upon receiving the instruction.

Abstract: Networked intelligent lighting devices and other elements connected to the network of a lighting system are readily adaptable to desirable networking arrangements as well as logical functional groups, for example by each storing communication provisioning data and/or configuration data for logically associating system elements into one or more groupings or sub-networks. The exemplary systems and system elements may also enable such enhanced network arrangement via autonomous discovery and device commissioning.

Abstract: A system provides white light having a selectable spectral characteristic (e.g. a selectable color temperature, delta uv, and intensity) using a combination of sources (e.g. LEDs) emitting light of three, four, five, or six different characteristics, for example, one or more white LEDs, and one or more LEDs of each of three primary colors, plus cyan and royal blue. A controller maintains a desired spectral characteristic, e.g. for white light at a selected point on or within a desired range of the black body curve. In addition, the controller provides selectable adjustments for values of the spectral characteristics, while maintaining substantially constant overall output intensity for the light output of White LEDs, thereby achieving Maximum Utilization.

Abstract: A two-level LED security light includes a power supply unit, a motion sensing unit, a time setting unit, a loading and power control unit, an external control unit, and a lighting-emitting unit. The LED security light is turned on at dusk for generating a first level illumination and turned off at dawn. When the motion sensor detects any intrusion, the LED security light is switched from the first level illumination to a second level illumination for a short duration time to scare away the intruder. After the short duration time, the LED security light returns to the first level illumination for saving energy. The light-emitting unit includes one or a plurality of LEDs. The time setting unit is for managing illumination timing. The external control unit is for setting illumination characteristics of the first level illumination or the second level illumination of the light-emitting unit.

Abstract: A multi-function lighting system is provided. A design of multiplex configuration of a multi-diode lighting module and a design of optical time domain modulation of an electric controlling system are applied to a lighting system which senses environmental conditions to automatically or artificially change a color, a light intensity and a color-temperature of a light to influence people's feelings and moods. At the same time, the environmental sensing device further feedbacks an information of humidity or temperature so that parameter of optimum light environment can be set accordingly. The multi-diode lighting module is applied to the design of the lighting system, such that the lighting system can be manufactured in a customization way to meet varied requirements in the landscaping and optical designs, not only reducing the cost and increasing mass production rate but also providing multi-functions including landscaping lighting, ergonomic lighting, plant lighting and air purifying.

Abstract: The present specification relates to a foldable display device and a method of controlling therefor, and more particularly, to a method of configuring illuminance of a display screen according to an illuminance value detected based on a folding angle between a first body and a second body of the foldable display device.

Abstract: This invention relates to an illumination system (100) comprising a plurality of luminaires (101a-d). The luminaires are each arranged to transmit in the light emitted an identification code ID. To ensure sufficient detection of the identification codes during selection with a selection device (120), the system further comprises a control unit (130) which is arranged for identification of any luminaire which has a nominal drive value equal to or below a minimum preset value, or equal to or above a maximum preset value. The control unit sets (or instructs a driver to set) the nominal drive value of such identified luminaire to a predetermined value to achieve a corresponding predetermined light output from the luminaire ensuring a sufficient signal for the transmission of the identification code ID.

Abstract: Networked intelligent lighting devices and other elements connected to the network of a lighting system are readily adaptable to desirable networking arrangements as well as logical functional groups, for example by each storing communication provisioning data and/or configuration data for logically associating system elements into one or more groupings or sub-networks. The exemplary systems and system elements may also enable such enhanced network arrangement via autonomous discovery and device commissioning.