Abstract: In accordance with various embodiments, lighting systems features multiple inter-connectable light panels each having multiple light-emitting elements thereon. One or more of the light panels features one or more connectors, and associated conductors, for the transmission of power, communication signals, and/or control signals.

Abstract: A second communication unit of a wireless controller transmits a first signal to luminaires, the first signal instructing the luminaires to respond to a request from the wireless controller. A control unit (i) receives a response to the first signal sent from the luminaires, (ii) when there is a first group including a luminaire that has responded to the first signal, and a second group including at least one luminaire that has not responded to the first signal, assigns the luminaire in the first group as a relay luminaire, and (iii) transmit a second signal to the relay luminaire, the second signal instructing the relay luminaire to wirelessly communicate with the at least one luminaire in the second group via the second communication unit. The relay luminaire that has received the second signal wirelessly communicates with the at least one luminaire in the second group via a first communication unit.

Abstract: Embodiments described herein generally related to a substrate processing apparatus. In one embodiment, a process kit for a substrate processing chamber disclosed herein. The process kit includes an edge ring having a top surface and a bottom surface. An adjustable tuning ring is positioned beneath the bottom surface of the edge ring. The adjustable tuning ring has an upper surface and a lower surface. The lower surface is configured to interface with an actuating mechanism configured to move the adjustable tuning ring relative to the edge ring.

Abstract: A street light system and operation method thereof are provided. The street light system includes a master street light device and a slave street light device. The master street light device includes a first light emitting module, a sensing module, a first microcontroller, and a first driving circuit. The slave street light device includes a second light emitting module, a second microcontroller, and a second driving circuit. The sensing module obtains a temperature, a relative humidity, and a dust concentration. The first microcontroller calculates a light attenuation rate according to the temperature, the relative humidity, and the dust concentration. The first driving circuit drives the first light emitting module according the light attenuation rate. The second microcontroller obtains the light attenuation rate. The second driving circuit drives the second light emitting module according the light attenuation rate.

Abstract: Control-source devices may be associated with control-target devices of a load control system during a configuration procedure, such that the control-target devices are responsive to the associated control-source devices during normal operation. The configuration procedure may be executed using a network device having a visual display for associating the control-source devices and control-target devices. The control-source devices may be associated with the control-target devices on an area-by-area basis using an area configuration procedure. The control-target devices may be configured to flash a controlled lighting load according to a flashing profile during the configuration procedure. The flashing profile may be characterized by at least one abrupt transition between off and on, and at least one gradual transition between off and on, where the abrupt and gradual transitions are repeated on a periodic basis.

Abstract: Embodiments of the present disclosure generally relate to an apparatus and method for reducing particle generation in a processing chamber. In one embodiment, an apparatus for processing a substrate is disclosed. The apparatus includes a chamber body, a lid assembly disposed above the chamber body, the lid assembly comprising a top electrode and a bottom electrode positioned substantially parallel to the top electrode, a gas distribution plate disposed between a substrate processing region and the lid assembly, and a substrate support disposed within the chamber body, the substrate support supporting having a substrate supporting surface, wherein the top electrode is in electrical communication with a radio frequency (RF) power supply and a DC bias modulation configuration, and the DC bias modulation configuration is configured to operate the top electrode at a constant zero DC bias voltage during a process.

Abstract: A strobe apparatus includes: a light-emitting semiconductor module; a current sense resistor connected in series to the light-emitting semiconductor module and adapted to sense a drive current flowing through the light-emitting semiconductor module to generate a sense voltage; a step-up voltage converter connected to the light-emitting semiconductor module and the current resistor and adapted to supply the drive current to the light-emitting semiconductor module and the current resistor; and a voltage converter controlling unit connected to the step-up voltage converter and the current sense resistor, and adapted to control the step-up voltage converter in accordance with a difference between the sense voltage and an input voltage, so that the drive current has a first level current followed by a second level current larger than the first level current.

Abstract: A dimming signal conversion method can include: converting a dimming voltage to a PWM signal; adjusting a corresponding relationship between the dimming voltage and a duty cycle of the PWM signal according to brightness requirements of a LED light source; and generating a drive current of an LED driver based on the corresponding relationship.

Abstract: An object is to reduce influence of erroneous operation in a monitoring system provided with a sensor. Lighting equipment is to be turned on by means of main power. A remote control device turns off the lighting equipment. A battery supplies reserve power. A sensor performs predetermined measurement by means of the main power. A detector detects whether or not supply of the main power has been stopped by operation of a predetermined switch, and generates a detection result. A communicator transmits the detection result by means of the reserve power in a case where the supply of the main power has been stopped.

Abstract: A light emitting device includes plural transfer elements to be sequentially turned on, plural setting elements that are respectively connected to the plural transfer elements and are capable of shifting to an on-state by the transfer element being turned on, plural driving elements that are respectively connected to the plural setting elements and are capable of shifting to the on-state by the setting element being turned on; and plural light emitting elements that are respectively connected to the plural driving elements and have increased light-emission or an increased light-emission intensity by the driving element being turned on, in which plural pairs of the driving element and the light emitting element are connected to at least one of the plural setting elements and the plural light emitting elements are arranged in a two-dimensional shape.

Abstract: The indirectly heated cathode ion source assembly employs a cathode having a cup shaped body with a base and a cylindrical periphery, a thermal barrier having a plurality of cylindrical foils concentric to the cathode to reduce thermal loss; and a holder receiving the cathode and the thermal barrier in concentric relation.

Abstract: A system for controlling a display in which each pixel circuit comprises a light-emitting device, a drive transistor, a storage capacitor, a reference voltage source, and a programming voltage source. The storage capacitor stores a voltage equal to the difference between the reference voltage and the programming voltage, and a controller supplies a programming voltage that is a calibrated voltage for a known target current, reads the actual current passing through the drive transistor to a monitor line, turns off the light emitting device while modifying the calibrated voltage to make the current supplied through the drive transistor substantially the same as the target current, modifies the calibrated voltage to make the current supplied through the drive transistor substantially the same as the target current, and determines a current corresponding to the modified calibrated voltage based on predetermined current-voltage characteristics of the drive transistor.

Abstract: A wireless headlight assembly for attachment to an eyewear frame is disclosed. The wireless headlight assembly comprises a battery pod containing a battery connected to an electronic circuit element, which controls the application of power from the battery to an attached headlight assembly containing a headlight, wherein control of the application of power to the headlight assembly is determined, in part, based on the stability of the headlight assembly.

Abstract: A method for controlling a chromaticity of total light provided by a lighting system includes detecting the total light by a sensor system, determining a component of the total light that is attributable to uncontrolled light, and selecting a calibration for a sensor based on the uncontrolled light, and using the calibration to adjust the output of the sensor system. The calibration tables may be based on spectral responsivity of the sensors in the sensor system and calibration functions rather than physical light sources. Relative intensities of controllable light sources having different xy values are then adjusted to cause the total light provided by the lighting system to approximate a target chromaticity. A daylighting system implementing this method includes controllable light sources with different xy values. The intensities of the controllable light sources are adjusted to augment sunlight to control the chromaticity of total light provided by the daylighting system.

Abstract: The present disclosure provides a light emitting device and a method of regulating plant growth using the same. In the light emitting device of the present disclosure, the drive module is connected to the light source and the dimming control module, the dimming control module is configured to output a control signal to the drive module, and the drive module is configured to adjust brightness of the light source according to the control signal. Further, brightness of the light source is adjusted according to the control signal, so as to automatically turn on and off the light source at regular time, and meanwhile, a natural transition process of brightness change is inserted between lighting and lighting-off to simulate dusk and dawn.

Abstract: A plasma reactor for processing a workpiece has a microwave source with a digitally synthesized rotation frequency using direct digital up-conversion and a user interface for controlling the rotation frequency.

Abstract: A method of controlling a lighting system, the method comprising: receiving a user input from a user; controlling a first plurality of luminaires in a first environment to render a lighting scene in response to the received user input; storing at least one parameter of the lighting scene in electronic storage; detecting a presence of the user in a second environment and in response thereto: determining at least one property of the second environment and/or the user in the second environment; determining whether the determined property meets one or more predetermined criteria; and using the stored parameter to control a second plurality of luminaires in the second environment to render a version of the lighting scene on condition that the one or more predetermined criteria are determined to be met; wherein the at least one property comprises a duration of the presence of the user in the second environment, and the one or more predetermined criteria comprise a criterion of the duration of the presence of the us

Abstract: A magnetron includes a yoke, an upper magnet, an upper pole piece located at a lower side of the upper magnet, a fifth-harmonic-frequency choke located at an upper side of the upper pole piece, a third-harmonic-frequency at a lower side of the fifth-harmonic-frequency choke, a ceramic part located at an upper end of the fifth-harmonic-frequency choke and configured to output an electromagnetic wave including a plurality of frequencies, a fourth-harmonic-frequency choke that is bent inward from the ceramic part and that is welded to an upper end of the ceramic part, and a second-harmonic-frequency choke that is welded to the fourth-harmonic-frequency choke and that extends upward and downward along a heightwise direction. The third-harmonic-frequency choke, fifth-harmonic-frequency choke, and second-harmonic-frequency choke are configured to block harmonic frequencies of the electromagnetic wave.

Abstract: A vehicle light emitting device provided to a vehicle and configured to emit light toward outside the vehicle includes a light source; a light guide plate including a light emitting surface and configured to direct light entering from the light source so that the light exits from the light emitting surface and forms an image in a space; and a lighting controller configured to control the emissions state of the light source in accordance with an operation of the vehicle.

Abstract: A sensor such as a presence sensor for use in a lighting system or other system that adapts to information from a plurality of active presence sensors. If transmissions from the active sensors are uncoordinated, the overall detection performance may be adversely impacted (e.g. due to potential cross-interference), which may make sensing over the detection coverage area defined by a single presence sensor (or the like) become unreliable. The disclosure presents protocols for coordinating transmissions in active sensing systems. The invention may be applied to various active modalities (e.g. ultrasound, RF), for example that find applications in indoor and outdoor lighting controls.