Abstract: A method of increasing the color gamut of a multi-emitter light emitting device when dimming includes the steps of independently driving each emitter in the device, and increasing the lumen output of at least one emitter while simultaneously decreasing the lumen output of at least one other emitter, such that total color gamut increases while total lumen output of the light emitting device decreases. A light emitting device is also disclosed.

Abstract: A system of light devices including a first light device and a second light device. The first light device having a first housing, a first light, a first transceiver, a first electronic processor. The second light having a second housing, a second light, a second transceiver, a second electronic processor. The first electronic processor is coupled to the first light and the first transceiver, and configured to control operation of the first light, and transmit, via the first transceiver a command to the second light device. The second electronic processor coupled to the second light and the second transceiver, and configured to receive, via the second transceiver, the command from the first light device, and change an operational parameter of the second light in response to the command from the first light device.

Abstract: The technology relates in part to methods and compositions for ex vivo proliferation and expansion of epithelial cells.

Abstract: A system and method for providing high power factor wired lamp control that include receiving a lighting control input though a switch that is associated with at least one of: an operation and a function of at least one lamp. The system and method also include processing a digital data packet that includes at least one electronic data command associated with the lighting control input. The system and method additionally include implementing at least one powerline interruption associated with an AC power cycle to communicate the digital data packet to the at least one lamp. The system and method further include controlling the at least one lamp to operate based on the lighting control input based on the receipt of the digital data packet communicated through the AC power cycle.

Abstract: The invention relates to a signaling device (2) for use in a DALI system (1) with a DALI bus (B), wherein, according to the DALI standard, an upper voltage value range (DH) is established for the bus voltage of the DALI bus (B) for transmitting a high-level DALI signal via the DALI bus, and the bus voltage of the DALI bus (B) lies within the upper voltage value range (DH) in the idle state, wherein the signaling device (2) is configured for being connected to the DALI bus (B) of the DALI system (1), and wherein, in the connected state, the signaling device (2) is configured to change the bus voltage of the DALI bus to a predetermined voltage value (U2) within the upper voltage value range (DH) in the idle state. The invention also relates to a DALI device (3a, 3b, 3c) for use in a DALI system (1) with a DALI bus (B), which is configured for registering the above-mentioned signaling using the signaling device (2) according to the invention.

Abstract: A phased array antenna is provided. The phased array antenna includes a tube shaped substrate. The phased array antenna further includes a plurality of antenna elements disposed on the substrate.

Abstract: A vehicle headlamp system includes a vehicle supported power and control system including a data bus. A sensor module can be connected to the data bus to provide information related to environmental conditions or information relating to presence and position of other vehicles and pedestrians. A separate headlamp controller can be connected to the vehicle supported power and control system and the sensor module through the bus. The headlamp controller can include an image frame buffer that can refresh held images at greater than 30 Hz speed. An active LED pixel array can be connected to the headlamp controller to project light according to a pattern and intensity defined by the image held in the image frame buffer and a standby image buffer can be connected to the image frame buffer to hold a default image.

Abstract: The present disclosure provides an AOG antenna system and a mobile terminal. The AOG antenna system includes a 3D glass back cover and a main board arranged opposite to and spaced apart from the 3D glass back cover. The AOG antenna system includes: a metal antenna attached to a surface of the 3D glass back cover; and a packaged feeding module provided between the 3D glass back cover and the main board and electrically connected to the main board. The packaged feeding module corresponds to a position of the metal antenna and feeds the metal antenna with power by coupling.

Abstract: A ground insert lamp includes a smart control module, a main machine module, and multiple ground insert lamp modules. The smart control module is connected to the main machine module. The main machine module includes a ground insert lamp transformer, a first connecting module, and a second connecting module. The first connecting module is connected to the smart control module. The second connecting module is connected to the ground insert lamp modules. Each of the ground insert lamp modules includes a third connecting module, an LED electric driving source, and a ground insert lamp body. The third connecting module is connected with the second connecting module. The ground insert lamp body is connected with the LED electric driving source and has light emitting members. Each of the ground insert lamp modules controls the LED electric driving source to regulate brightness and color temperature.

Abstract: A vehicle communication system includes a vehicle access module, a plurality of cables coupled to the vehicle access module, and an antenna coupled to the plurality of cables, wherein based upon short circuit analysis of the plurality of cables by the vehicle access module, the plurality of cables are decoupled from the vehicle access module. In order to determine with a short circuit exists in the plurality of cables, the short circuit analysis includes a determination as to whether a maximum of antenna current samples taken from the antenna is greater than a diagnostic parameter times an average of the antenna current samples.

Abstract: An apparatus and method for simultaneously adjusting brightness and color temperature, and an LED lamp. The apparatus includes a phase control dimmer, a rectification module, a phase detection module, a current control module and an LED module. Cutting the phase of an input alternating current by the phase control dimmer changes the effective voltage of the alternating current, then the cut alternating current is rectified by the rectification module and output to the LED module, thus adjusting the brightness of the LED module; information about the cut phase is detected by the phase detection module and a current control signal is output to a current control module according to the cut phase information, and the current control module controls change in the brightness ratio of mixed colors of the LED module according to the current control signal and adjusts the color temperature of the LED module.

Abstract: Present teachings relate to an antenna arrangement comprising, a first substrate comprising a first surface and a second surface, the first surface and the second surface being opposite sides of the first substrate, a second substrate comprising a third surface and a fourth surface, the third surface and the fourth surface being opposite sides of the second substrate, a patch antenna being realized in a first electrically conductive material attached to the first surface, a ground plane being realized in a second electrically conductive material attached to the second surface, and at least two feeds realized in a third electrically conductive material attached at least partially to the fourth surface. The patch antenna is arranged with respect to the ground plane so as to form a resonant antenna.

Abstract: A method (700) of generating a dynamic light effect on a light source array (110) is disclosed. The light source array (110) comprises a plurality of individually controllable light sources (112). The method (700) comprises: obtaining (702) or generating (702) a vector, wherein the vector has a plurality of behavior parameters comprising at least a speed and a direction, and the vector has one or more appearance parameters comprising at least a color and/or a brightness, mapping (704) the vector onto the light source array (110) over time according to the behavior parameters of the vector, and controlling (706) the light output of the plurality of light sources (112) over time according to the mapping of the vector onto the light source array (110) and according to the appearance parameters of the vector.

Abstract: Lighting systems combine UV-A and white light with an adjustable CCT value so that any adverse effects from the UV-A radiation are mitigated—that is, tunable adjustments to the output of the non-UV LEDs, or to all of the LEDs, result in an overall mixed output conforming to a target CCT value.

Abstract: A chained flashlight system includes: plural flashlights; plural lighting control devices that control lighting of the plural flashlights, respectively; a communication wire; and a traffic control device. The plural lighting control devices include receiving units, controlling units, activating units, and power supply units, respectively and are coupled to the traffic control device by the communication wire. The traffic control device simultaneously sends an activating signal to the plural lighting control devices via the communication wire. The receiving units receive the activating signal. The controlling units activate the activating units based on a time from reception of the activating signal to activation of the activating units, set for the flashlights, respectively. When the power supply units are turned ON in an activated state of the activating units, respectively, the flashlights are lit by a lighting signal from the traffic control device, respectively.

Abstract: A lighting system including a high intensity narrow spectrum light source and a controller having an electronic processor and memory. The controller is configured to compare an operational characteristic of the high intensity narrow spectrum light to a predetermined operational characteristic, and output a signal based on the comparison of the operational characteristic of the high intensity narrow spectrum light to the predetermined operational characteristic.

Abstract: Some embodiments include a thermal management system for a nanosecond pulser. In some embodiments, the thermal management system may include a switch cold plates coupled with switches, a core cold plate coupled with one or more transformers, resistor cold plates coupled with resistors, or tubing coupled with the switch cold plates, the core cold plates, and the resistor cold plates. The thermal management system may include a heat exchanger coupled with the resistor cold plates, the core cold plate, the switch cold plate, and the tubing. The heat exchanger may also be coupled with a facility fluid supply.

Abstract: A power supply circuit may include at least a first and a second current generator. Each current generator is implemented with an electronic converter comprising a switching stage, a current sensor generating a feedback signal, and a regulator circuit configured to drive the switching stage as a function of the feedback signal. Specifically, each current sensor is a low-side current sensor configured to generate a feedback signal indicative of the current received via the negative terminal of the respective current generator. The power supply circuit may include also include a control circuit configured for various tasks pertaining to the first and second generators.

Abstract: The described features include a scalable waveguide architecture for a waveguide device. The waveguide device may be split into one or more waveguide blocks instead of manufacturing increasingly larger single-piece waveguide devices. Described techniques provide for a radio-frequency (RF) seal between such waveguide blocks that may facilitate greater manufacturing tolerances while maintaining an effective RF seal at the junction of the waveguide blocks. The described techniques include channels within one or more waveguide blocks opening to the dielectric gap between the waveguide blocks. The channels may, for each of multiple waveguides joined at the interface between waveguide blocks, be included in one or both waveguide blocks and may be in a single waveguide dimension relative to the multiple waveguides, or extend for more than one waveguide dimensions.

Abstract: A LED backlight driving circuit includes a plurality of driving integrated circuits coupled to a data transmission line and a plurality of selecting circuits respectively connected to the plurality of driving integrated circuits. In an addressing mode, the plurality of selecting circuits are used to select one driving integrated circuit from the plurality of driving integrated circuits to set an address. The plurality of driving integrated circuits can set addresses via input/output pins connected to LEDs. So a number of pins of the driving integrated circuit can be equal to or less than 4, which will rise a yield of the LED backlight driving circuit setting in a PCB or in a glass board.