Abstract: Systems, devices, and methods for determining and displaying operational parameters of a light fixture that includes narrow band emitters. A controller includes stored information related to spectral power distributions of each of a plurality light wavebands generated by a plurality of narrow band emitters (e.g., LEDs). Based on the spectral power distributions, the controller is configured to determine an output spectrum of the light fixture and/or an output spectrum of individual wavebands. The controller is configured to generate an output display that includes the determined operational parameters associated with the light fixture and a mechanism for manipulating the outputs of the light fixture's wavebands. Using the mechanism, a user can manipulate the operational parameters of the light fixture and observe from the output display a substantially real-time representation of the operational parameters of the light fixture based on the user manipulations.

Abstract: An antenna system includes: a first patch antenna element that is electrically conductive; a first energy coupler configured to convey first energy to or from the first patch antenna element; a second patch antenna element at least partially overlapping the first patch antenna element, the second patch antenna element defining a first slot through the second patch antenna element; and a second energy coupler configured to convey second energy to, or receive the second energy from, the first slot or a first dipole at least partially overlapping the first slot.

Abstract: An electronic device is provided. The electronic device includes a first housing structure including a conductive first side member, a second housing structure including a conductive second side member, a hinge structure rotatably connecting the first housing structure and the second housing structure, and a printed circuit board. The first side member or the second side member may include a first side face, a second side face, a third side face, a fourth side face, a first slit formed in the fourth side face, and a second slit formed in any one of the first side face, the second side face, and the third side face. At least a part of the second side face or the third side face between the first slit and the second slit may be made of a conductive material and electrically connected to the printed circuit board as a radiating conductor.

Abstract: In one aspect, a method for controlling lighting is provided. In one embodiment, the method includes setting an initial setting for lighting characteristics for light emitted by lighting devices; and recording user adjustments to the lighting characteristic from the initial setting as user data. The method further includes analysis of the user data with a remote light setting computing system to determine a lighting model for providing a predictive light characteristic light setting in response to an environment factor based input; and inputting environmental factors into the model produced by the remote light setting computing system to provide a predictive light characteristic setting. Light being emitted from the light emitting devices is then adjusted to the predictive light characteristics using a local controller in response to a user lighting request.

Abstract: An integrated wearable energy generation and annunciation system is presented. The system includes a wearable item. The system also includes a plurality of solar panels integral with the wearable item and positionable on the wearable item. The system includes a plurality of light emitting diode (LED) panels integral with the wearable item and positionable on the wearable item. The system includes a plurality of batteries configured to receive power from the solar panels and to power LED panels and system components. The system also includes control circuitry arranged to interface the solar panels, the LED panels, system components, and the batteries. The system also includes a control platform structured to provide control functions for the system to generate power from the plurality of solar panels, to charge the batteries, to power and display data on the LED panels, and to coordinate functionality amongst system components.

Abstract: An antenna system includes a first substrate, the first substrate being a dielectric substrate, a first patch on a first surface of the dielectric substrate and a second patch on a second surface of the dielectric substrate. The first and second patches are coupled to form a first capacitor with the dielectric substrate. A second substrate is coupled to the first substrate and a ground layer is provided on a first surface of the second substrate. An antenna feed is coupled to the second substrate.

Abstract: Radiating elements include a conductive patch having first and second slots that each extend along a first axis and third and fourth slots that each extend along a second axis that is perpendicular to the first axis, a feed network that includes first through fourth feed lines, each feed line crossing a respective one of the first through fourth slots, and a conductive ring that at least partially surrounds the periphery of the conductive patch and that encloses each of the first through fourth slots.

Abstract: An antenna device, a feeding cable module thereof, and a metallic cable holder are provided. The metallic cable holder includes two fixing portions and a cable arrangement portion. The two fixing portions are arranged along a straight direction and are fixed onto a metal plate. The cable arrangement portion is connected between the two fixing portions and includes a plurality of rack segments regularly arranged along the straight direction. Each of the rack segments has an insertion opening, and the insertion opening of each of the rack segments is configured to hold a feeding cable having a cable diameter that is greater than an opening diameter of the insertion opening. When the feeding cable passes through the insertion opening to be positioned by the corresponding rack segment, the feeding cable is surrounded by the corresponding rack segment with a predetermined angle that is smaller than 360 degrees.

Abstract: A circuit includes a set of multiple bit generating cells. One or more adjustable current sources is coupled to introduce perturbations into outputs of the bit generating cells. Based on the perturbations, the outputs of a subset less than all of the bit generating cells are selected, and applied as a control.

Abstract: A device for detecting and selectively reflecting an incident microwave signal or millimeter-wave signal is disclosed. The device includes a plurality of antennae disposed in an array; and a diode disposed at each input of each antenna, each diode having an input adapted to selectively receive a reverse bias signal, or a zero bias signal, or a forward bias signal. The device also includes a switching device connected to each input, and configured to selectively apply the forward bias signal, or the reverse bias signal or the zero bias signal to each of the diodes. In forward bias, each of the plurality of antennae reflects the incident microwave signal or millimeter wave signal; and in zero bias or reverse bias each of the plurality of antennae detects the incident microwave signal or millimeter wave signal.

Abstract: A light fixture includes a first phosphor-converted light-emitting diode (“PCLED”) emitting light in a first PCLED wavelength range having first PCLED upper and lower bounds, a first direct light-emitting diode (“DLED”) emitting light in a first DLED wavelength range having first DLED upper and lower bounds, a second PCLED emitting light in a second PCLED wavelength range having second PCLED upper and lower bounds, and a second DLED emitting light in a second DLED wavelength range having second DLED upper and lower bounds. The first PCLED upper bound has a higher wavelength value than the first DLED upper bound. The first PCLED lower bound has a lower wavelength value than the first DLED lower bound. The second PCLED upper bound has a higher wavelength value than the second DLED upper bound. The second PCLED lower bound has a lower wavelength value than the second DLED lower bound.

Abstract: This application provides an example package structure with an antenna in package. The example package structure includes a substrate and a chip fastened under the substrate. The antenna in package includes a first radiator. The substrate includes a core layer and a first conductor layer, where the first radiator and a first conductive block are disposed on the first conductor layer. The package structure further includes a feed network, where the chip is coupled to the feed network, and the feed network provides feeding for the antenna in package. This application further provides a communications device.

Abstract: Described are several embodiments of parabolic reflective antenna systems where a flexible primary reflector is supported by radial ribs of shape memory material deployed by application of heat. Several feeds made with shape memory materials working with the reflector are presented. Feed preforms include corrugated, telescopic and flattened ribbon types which extend or unfurl into final shapes upon application of heat. Several antenna and feed embodiments also contain supports for secondary reflectors and patch antennas.

Abstract: The disclosure relates to a latch including a first inverter with a first pair of field effect transistors (FETs) configured with a first channel width to length ratio (W/L), and a second inverter with a second pair of FETs configured with a second W/L different than the first W/L. Another latch includes first and second inverters; a first negative feedback circuit including first and second FETs coupled between first and second voltage rails, the input of the first inverter coupled between the first and second FETs, and the first and second FETs including gates coupled to an output of the first inverter; and a second negative feedback circuit including third and fourth FETs coupled between the first and second voltage rails, the input of the second inverter coupled between the third and fourth FETs, and the third and fourth FETs including gates coupled to an output of the second inverter.

Abstract: A millimeter-wave antenna array element includes a ground layer, a first dielectric layer, a first radiation patch, a second dielectric layer, and a second radiation patch. At least a part of the first feeding part is disposed inside the first dielectric layer, or inside the second dielectric layer, or between the first dielectric layer and the second dielectric layer, and the first feeding part is insulated from the first radiation patch, the second radiation patch, and the ground layer. At least a part of the second feeding part is disposed inside the first dielectric layer, or inside the second dielectric layer, or between the first dielectric layer and the second dielectric layer, and the second feeding part is insulated from the first feeding part, the first radiation patch, the second radiation patch, and the ground layer.

Abstract: A dielectric loss when a signal wave is transmitted between a feed line and an antenna element via a slot is reduced. An antenna 21 includes: a dielectric substrate 28 including a recess 28b; a conductive ground layer 27 that is bonded to the dielectric substrate 28 to cover the recess 28b, and includes slots 27a-27d arranged on an inner side relative to the recess 28b; a dielectric layer 26 bonded to the conductive ground layer 27 on a side opposite to the dielectric substrate 28 relative to the conductive ground layer 27; antenna elements 29a-29d formed on a bottom 28d of the recess 28b at positions facing the slots 27a-27d; and a feed line 24a that is formed on a side opposite to the conductive ground layer 27 relative to the dielectric layer 26, and is to be electromagnetically coupled to the antenna elements 29a-29d via the slots 27a-27d.

Abstract: An RFID tag is provided as a wireless communication device for transmitting and receiving a communication signal. The RFID tag includes a base material, antenna patterns formed on the base material, and an RFIC package that is a feeder circuit connected to the antenna patterns. In the antenna patterns, a line width at a harmonic current concentration portion where a current is strong at a frequency of harmonic resonance higher than a resonance frequency at a frequency of the communication signal is narrower than a line width at another portion of the antenna pattern.

Abstract: A method useful for network and spectrum defense which operates to analyze cyber data and spectra while performing real time optimization which is based on the analyzed cyber data or spectrum. The method utilizes quantum computing and reconfigurable qubits with built-in memory to sample a target cyber data or spectrum, search through the sample and determine a desired or required network or spectrum reallocation, and determine optimal values for its order parameters and Hamiltonian and tune the qubits in accordance with the determination. An embodiment may provide for spectrum optimization that minimizes frequency bandwidth, power, and bit error rate. The desired or required network or spectrum reallocation and optimal values order parameters and Hamiltonian may be stored in the built-in memory to facilitate machine learning.

Abstract: An apparatus for vialess transitions can include a first dielectric layer. The apparatus can also include a first conductor forming a first coupling element on the top surface of the first dielectric layer. The apparatus can further include a second dielectric layer positioned below the first dielectric layer and above a third dielectric layer, wherein the second dielectric layer is vialess. The apparatus can include a second conductor forming a second coupling element, wherein the second conductor is on the top surface of the third dielectric layer, and a portion of the first coupling element is directly above a portion of the second coupling element.

Abstract: An illustrative example antenna device includes a substrate. A plurality of conductive members in the substrate establish a substrate integrated waveguide. A plurality of first and second slots are on an exterior surface of a first portion of the substrate. Each of the second slots is associated with a respective one of the first slots. The first and second slots are configured to establish a radiation pattern that varies across a beam of radiation emitted by the antenna device. A plurality of parasitic interruptions include slots on the exterior surface of a second portion of the substrate. The parasitic interruptions reduce ripple effects otherwise introduced by adjacent antennas.