Abstract: The disclosure relates to suppressing surface waves in a communication device for a wireless communication system. The communication device includes a dielectric layer extending along a plane between a chassis and a glass layer, an antenna element configured to emit a radio wave, and a retroreflective structure extending inside the dielectric layer and being located adjacent to the antenna element, and where the retroreflective structure is configured to reflect the radio wave in an angle non-parallel to the plane. The retroreflective structure hence prevents parasitic channeling of the antenna energy into surface waves in and behind the glass layer and directs the radiation into the desired direction.

Abstract: An electronic device includes a housing and an array of LEDs deposited on a substrate disposed in the housing. The array of LEDs is disposed to form an indicia via which a logo is displayable.

Abstract: A lighting system includes an LED array having a plurality of LED pixels and a power controller. The power controller adjusts a supply voltage for powering the LED pixels based on one or more conditions of the LED array. The power controller may determine the supply voltage based on process data of the LED array. The power controller may adjust the supply voltage based on an operating temperature of the LED pixels and the amplitude of a current driving the LED pixels.

Abstract: An antenna module is disposed to an electronic device includes a fixed member, a rotating component, a reflector, a director, and an antenna unit. The electronic device includes a first body and a second body. The first body has a first surface and a second surface. The fixed member is disposed to the first body fixedly. The rotating component is connected to the fixed member rotatably. The reflector and the director are disposed to the rotating component. The antenna unit is disposed to the first body and between the reflector and the director. When the first body and the second body rotate relative to each other, the reflector is located between the antenna unit and one of the first surface and the second surface, and the director is located between the antenna unit and another one of the first surface and the second surface.

Abstract: A load control system may include control devices for controlling electrical loads. The control devices may include load control devices, such as a lighting device for controlling an amount of power provided to a lighting load, and input devices, such as a remote control device configured to transmit digital messages comprising lighting control instructions for controlling the lighting load via the lighting device. The remote control device may communicate with the lighting device via an intermediary device, such as a hub device. The remote control device may detect a user interface event, such as a button press or a rotation of the remote control device. The remote control device or the hub device may determine whether to transmit digital messages to as unicast messages or multicast messages based on the type of user interface event detected.

Abstract: Circuits, methods, and systems for generating data outputs based on sampled data inputs. One circuit includes a first latch including a first logic gate, a second logic gate, and a first keeper subcircuit. The circuit further includes a second latch including a third logic gate, a fourth logic gate, and a second keeper subcircuit. The first keeper subcircuit being electrically coupled via a first shared node of the first latch and the second latch, and the second keeper subcircuit being electrically coupled via a second shared node of the first latch and the second latch.

Abstract: A phased array antenna system is provided, including a feed structure and at least one phased array antenna element, wherein the at least one phased array antenna element includes a first impedance transformation unit, an MEMS phase-shifting multi-unit and an antenna. The first impedance transformation unit is connected to a feed structure, and the MEMS phase-shifting multi-unit is connected between the first impedance transformation unit and the antenna.

Abstract: Provided are a low-jitter digital isolator circuit and a digital isolator including the same. The digital isolator circuit includes a signal transmitting module, a signal receiving module, and an isolation channel connected between the signal transmitting module and the signal receiving module. The signal transmitting module is provided with a signal input terminal, and the signal receiving module is provided with a signal output terminal. The signal transmitting module includes a reset circuit, an oscillator and a transmitting circuit which are sequentially connected. The reset circuit is connected to the signal input terminal. The transmitting circuit is connected to the isolation channel. The signal receiving module includes a receiving circuit connected to the isolation channel. In the present invention, signal jitter is reduced, more stable signal transmission and a better isolation effect are achieved, and the area and cost of the digital isolator circuit are reduced.

Abstract: According to various embodiments, an electronic device includes: a housing; a first conductive member comprising a conductive material corresponding to a portion of the housing; a second conductive member comprising a conductive material arranged inside the housing; a printed circuit board arranged inside the housing; a wireless communication circuit arranged on the printed circuit board; and a conductive connection member comprising a conductive material electrically connected to the wireless communication circuit. The conductive connection member includes an elastic portion and at least one of a first surface, a second surface, a third surface, and a fourth surface. The elastic portion of the conductive connection member is in contact with the first conductive member, and the at least one of the first surface, the second surface, the third surface, and the fourth surface of the conductive connection member is spaced apart, by a gap, from a portion of the second conductive member.

Abstract: A closing mechanism controller includes contactor operating logic that generates a software or firmware based closing mechanism command signal. The controller also includes hardware interlock circuitry that generates an interlock signal, the hardware interlock circuity being configured to compare an interlock signal to the software based closing mechanism command signal and to provide an enable signal to the closing mechanism when the interlock signal matches the closing mechanism command signal.

Abstract: The present application discloses an LED lamp and a local IR dimming assembly integrated with the LED lamp. The LED lamp comprises a hollow lamp housing, an LED light source module and a driver module. The local IR dimming assembly comprises an IR emitter for emitting infrared signals, with a physical control mechanism for controlling the transmission of infrared signals; an IR receiver configured to be electrically connected with the driver module, and to receive and transmit an infrared signal from the IR emitter to the driver module; wherein the IR emitter and the IR receiver are both arranged in the LED lamp in the form of infrared communication; through the local manipulation of the physical control mechanism of the IR emitter, at least the optical output power of the LED lamp is locally adjusted and controlled.

Abstract: A communication system is disclosed. The communication system includes a communication device comprising one of a receiver, a transmitter, or a transceiver; and an acoustic lensing subsystem, wherein the acoustic lensing subsystem is configured to: convert electrical signals into acoustic signals; focus the acoustic signals to generate focused acoustic signals; and output the focused acoustic signals.

Abstract: A system is configured to determine light effects from a dynamic light scene (271, 272) which correspond to a first moment (275) in the dynamic light scene and control one or more lighting devices to render these light effects. The system is further configured to receive a user input signal, determine a second moment (276) in the dynamic light scene based on the user input signal, and determine a transition from the first moment to the second moment. This transition is faster than a normal transition from the first moment to the second moment, as specified in the dynamic light scene. The system is further configured to determine further light effects which correspond to the second moment in the dynamic light scene and control the one or more lighting devices to render these further light effects after the transition.

Abstract: A tile of an FPGA fuses memory and arithmetic circuits. Connections directly between multiple instances of the tile are also available, allowing multiple tiles to be treated as larger memories or arithmetic circuits. By using these connections, referred to as cascade inputs and outputs, the input and output bandwidth of the arithmetic circuit is further increased. The arithmetic unit accesses inputs from a combination of: the switch fabric, the memory circuit, a second memory circuit of the tile, and a cascade input. In some example embodiments, the routing of the connections on the tile is based on post-fabrication configuration. In one configuration, all connections are used by the memory circuit, allowing for higher bandwidth in writing or reading the memory. In another configuration, all connections are used by the arithmetic circuit.

Abstract: An antenna is provided, comprising a reflector, a director; a first tapered microstrip line, a transition structure, a second tapered microstrip line, and a dipole radiator; wherein the transition structure has a main body of a parallelogram shape having a first side connected to the first tapered microstrip line, a second side opposite to the first side and connected to the second tapered microstrip line, a third side connecting the first side and the second side, and a fourth side connecting the first side and the second side, the third side being opposite to the fourth side; and the transition structure comprises a plurality of teeth connected to and extending away from at least the fourth side of the main body.

Abstract: Example embodiments relate to systems and methods for driving and controlling light sources. One embodiment includes a luminaire system. The luminaire system includes a support that includes a plurality of first light sources and a plurality of second light sources. The luminaire system also includes one or more first optical elements associated with the plurality of first light sources. Further, the luminaire system includes one or more second optical elements associated with the plurality of second light sources. Additionally, the luminaire system includes a drive and control means configured to drive and control the plurality of first light sources according to a first profile and the plurality of second light sources according to a second profile different from the first profile. The first profile defines a first drive output as a function of time and the second profile defines a second drive output as a function of time.

Abstract: An antenna structure includes a substrate, a radiator mounted at one end of a front surface of the substrate, and a grounding element mounted at the other end of the front surface of the substrate. The radiator has a first radiating portion. Two portions of a middle of one end edge of the first radiating portion extend horizontally to form a second radiating portion and a feeding portion. The feeding portion is located above the second radiating portion. A free end of the feeding portion is a feeding end. An upper portion of the other end edge of the first radiating portion extends opposite to the one end edge of the first radiating portion and extends along a rectangular spiral path to form a rectangular spiral third radiating portion.

Abstract: A terminal device includes: a screen and a mainboard, where an edge of the screen has a clearance area. The terminal device further includes a first RFIC and at least one antenna element. At least a portion of the antenna element is disposed within the clearance area. The antenna element is connected to the first RFIC, the first RFIC is disposed on a first FPC of the screen, and the first FPC is connected to the mainboard through a first BTB connector.

Abstract: A transmitter circuit receives a PWM input signal and a clock signal. A logic circuit generates a control signal as a function of the clock signal. The control signal is normally set to high, and is periodically set to low for a transmission time interval when an edge is detected in the clock signal. The transmission time interval is shorter than a half clock period of the clock signal. A tri-state transmitter receives the PWM input signal and the control signal, and produces first and a second output signals at first and second transmitter output nodes, respectively. The output signals have a voltage swing between a positive voltage and a reference voltage. An output control circuit is sensitive to the control signal and is coupled to the first and second transmitter output nodes.

Abstract: Systems, methods and computer-readable mediums may use intrinsic behavior of an integrated circuit (IC) chip to generate Physically Unclonable Function (PUF) vector bits. A processor of the system may be configured to receive a plurality of temperature values corresponding to a plurality of respective temperature measurement values obtained by a plurality of respective temperature sensors disposed on the IC chip. The processor may be further configured to process the temperature measurement values to generate PUF vector bits that can be used to generate a security key.