Abstract: An antenna arrangement having a stacked layered structure. The antenna arrangement includes a radiation layer including one or more radiation elements, and a distribution layer facing the radiation layer. The distribution layer is arranged to distribute a radio frequency signal to the one or more radiation elements. The distribution layer includes at least one distribution layer feed. Any of the distribution layer and the radiation layer includes a first electromagnetic bandgap, EBG, structure arranged to form at least one first waveguide intermediate the distribution layer and the radiation layer. The first EBG structure is arranged to prevent electromagnetic radiation in a frequency band of operation from propagating from the first waveguide in directions other than through the distribution layer feed and the one or more radiation elements. The radiation layer and the distribution layer are attached to each other with one or more fastening members including respective deformable tails.

Abstract: A unit cell can be used for a metasurface, metamaterial, or beamforming antenna. The unit cell includes a metal layer attached to a substrate. The metal layer defines an iris opening for the unit cell. One or more tunable capacitance devices are positioned within or across the iris opening. Each tunable capacitance device is to tune resonance frequency of the unit cell. Mass transfer technologies or self-assembly processes may be used to position the tunable capacitance devices.

Abstract: An antenna array that utilizes ground guard rings and metamaterial structures is disclosed. In certain embodiments, the antenna array is constructed from a plurality of antenna unit cells, wherein each antenna unit cell is identical. The antenna unit cell comprises a top surface, that contains a patch antenna and a ground guard ring. A reactive impedance surface (RIS) layer is disposed beneath the top surface and contains the metamaterial structures. The metamaterial structures are configured to present an inductance to the patch antennas, thereby allowing the patch antennas to be smaller than would otherwise be possible. In some embodiments, the metamaterial structures comprise hollow square frames. An antenna array constructed using this antenna unit cell has less coupling than conventional antenna arrays, which results in better performance. Furthermore, this new antenna array also requires less space than conventional antenna arrays.

Abstract: Various examples are provided for flat lens antennas and their operation. In one example, among others, an antenna includes electrically thin (W<<?high), highly conducting, TEM mode antenna arms fed at a first end by a balun. The TEM mode antenna arms can be embedded in a spatially varied anisotropic dielectric material. A separation between the TEM mode antenna arms can increase from the first end to a second end where the TEM mode antenna arms transition to resistive card (Rcard) terminations when the TEM mode antenna arms are separated by a distance Hr, where a ratio of Hr to a height (H) of the antenna is in a range from about 0.2 to about 0.8.

Abstract: A field programmable gate array (FPGA) utilizing resistive switching memory technology is described. The FPGA can comprise a switching block interconnect having a set of signal input lines and a set of signal output lines. Respective intersections of the signal input lines and signal output lines can have two resistive switching memory cells, a current differential latch, and a switching transistor (also referred to as a pass gate transistor) arranged in a circuit. Resistance states of the resistive switching memory cells can be programmed to control an output voltage state of the current differential latch. The output voltage state is latched into the current differential latch which can drive a gate of the switching transistor to activate or deactivate the switching transistor, which in turn activates or deactivates an intersection of the FPGA.

Abstract: A system and method for a logic device is disclosed. A first substrate, and a second substrate is provided, which are spaced apart from each other and manifests Spin orbit torque effect. A nanomagnet is disposed over the first substrate and the second substrate. A first charge current is passed through the first substrate and a second charge current is passed through the second substrate. A direction of flow of the first charge current and the second charge current defines an input value of either a first value or a second value. A spin in the nanomagnet is selectively oriented based on the direction of flow of the first charge current and the second charge current. The spin in the nanomagnet is selectively read to determine an output value as the first value or the second value. The logic device is configured as a XOR logic.

Abstract: An antenna module includes: a radiating element and a filter device including a plurality of resonators. The plurality of resonators include a first resonator and a second resonator, the second resonator being disposed at a final stage. The first resonator and the second resonator are each electrically coupled to the radiating element. A degree of a coupling of the resonator and the radiating element is weaker than a degree of a coupling of the resonator and the radiating element.

Abstract: The embodiments are directed to protecting objects having sensitive electronics from high power radio frequency (HPRF) interference signals. An object with the sensitive electronics has a thin film applied to the object's outer surface. The thin film conforms to the object's outer surface contours. The thin film has a substrate foundation, an array in intimate adjacent contact with the substrate foundation. The array has a plurality of radio frequency (RF) witness films overlain on the substrate foundation. Each RF witness film in the plurality of RF witness films is equally-spaced from adjacent RF witness films.

Abstract: Some embodiments of the present disclosure provide a cavity high-Q triple-mode dielectric resonance structure and a filter with the resonance structure. The resonance structure includes a cavity and a cover plate, wherein an arrangement inside the cavity includes a cube-like dielectric resonance block and a dielectric support frame; the cube-like dielectric resonance block and the dielectric support frame form a triple-mode dielectric resonance rod; between the triple-mode dielectric resonance rod and an inner wall of the cavity is air; one or any end of the cube-like dielectric resonance block is connected with the dielectric support frame respectively; the dielectric support frame is connected with the inner wall of the cavity; and the cube-like dielectric resonance block forms a triple-mode resonance in three directions of axes X, Y and Z of the cavity.

Abstract: A system for heat conditioning an area of Earth includes an Earth-orbiting satellite. The satellite includes a power supply, a precursor gas supply, and one or more double helicon plasma beam generators coupled to the power supply and the gas supply and configured to generate a high-density plasma and further configured with a magnetic nozzle to maintain a shape of the beam; therefore, the top surface area of the beam is maximized. The generated high-density plasma provides enhanced electromagnetic waves absorption, reflection, and deflection of incoming solar light and electromagnetic radiation, thereby, reducing the heat striking the area of the Earth.

Abstract: According to various embodiments of the disclosure, disclosed is an antenna chamber which includes a mounting part to receive an external electronic device including an antenna module including a plurality of radiators to radiate a millimeter wave signal, a lens spaced apart from the mounting part to refract the millimeter wave signal radiated from the antenna module, an antenna spaced apart from the lens in a direction opposite to a direction of the mounting part to receive the millimeter wave signal refracted from the lens, and a lens driving unit to move the lens based at least on a first direction, which is set, such that the millimeter wave signal set to be radiated in the first direction from an external electronic device is refracted toward the antenna. Moreover, various embodiments found through the disclosure are possible.

Abstract: A dual-band antenna device allowed to perform communication at a first frequency in a predetermined frequency band and at a second frequency in a frequency band higher than the predetermined frequency band includes: a ground conductor; a folded antenna conductor including a first linear part and a second linear part that are caused to face each other at a distance by folding; an LC resonant circuit that is included in the folded antenna conductor, that lets the first frequency pass, and that lets the second frequency attenuate; and a feeding point between the ground conductor and the folded antenna conductor. A narrow gap part is provided between the first linear part and the second linear part of the folded antenna conductor, the narrow gap part measuring a distance shorter than a distance measured in a different portion between the first linear part and the second linear part.

Abstract: A system and a method for performing correction of systematic error for electronically steered antennas using on-chip programming. A plurality of channels includes a first channel. Each channel is coupled to a respective antenna element and includes a trim control circuit and a phase control circuit. The first channel is coupled to a first respective antenna element. An array calibration memory stores a plurality of phase offsets including a first phase offset. Each phase offset includes an array level calibration phase offset corresponding to a respective channel. The first phase offset corresponds to the first channel. At least one of the trim control circuit and the phase control circuit of the first channel are configured to modify phase of a first signal provided to and/or received from the first respective antenna element. The phase of the first signal is modified based at least in part on the first phase offset.

Abstract: An antenna apparatus includes a feeding antenna inside an electronic device and one or more antenna elements, such as a floating metal antenna, disposed on a rear cover of the electronic device. The floating metal antenna and a feeding antenna inside the electronic device may form a coupling antenna structure. The feeding antenna may be an antenna fastened on an antenna support (which may be referred to as a support antenna). The feeding antenna may alternatively be a slot antenna formed by slitting on a metal middle frame of the electronic device. The antenna apparatus may be implemented in limited design space, thereby effectively saving antenna design space inside the electronic device. The antenna apparatus may generate excitation of a plurality of resonance modes, so that antenna bandwidth and radiation characteristics can be improved.

Abstract: An antenna device is formed by arranging radiation elements each radiating a circularly polarized wave in a matrix of three rows and four columns. The radiation elements include three sets of radiation elements of four types having a positional relationship rotationally symmetric with each other. The radiation elements are arranged such that adjacent elements are of different types.

Abstract: A system includes a microcontroller that controls illumination of a plurality of vehicle lights that are operable in a flashing state wherein the plurality of lights operate as hazard flashers visible on a front and rear of a vehicle and a strobing state wherein the plurality of lights operate as strobing lights visible on the front and rear of the vehicle. The system includes a strobe activation switch that provides a signal to the microcontroller to operate the plurality of vehicle lights in the second strobing state. The microcontroller operates the plurality of vehicle lights in the first hazard flasher state in response activation of an existing hazard flasher switch. The strobing state has a flash rate that is perceptibly faster than a flash rate of the flashing state.

Abstract: Provided herein are various magnetoelectric dipole antenna arrays and multi-array arrangements for handling radio frequency signals. In one example, an antenna array includes a baseplate conductively coupled to sets of plate elements by support members that position the plate elements at selected distances offset from a surface of the baseplate. Antenna probes are arranged in orthogonal pairs positioned within gaps between a corresponding set of plate elements, with each antenna probe comprising a conductive strip having a feed section coupled to a radio frequency connection through the baseplate, a transverse section generally parallel with the baseplate, and a terminal section directed back toward the baseplate. Dielectric structures for each pair of antenna probes comprise a dielectric material having channels that recess the conductive strips therein and a dielectric spacer positioned between overlapping transverse sections of the antenna probes.

Abstract: An electronic device includes a substrate, plurality of electrodes disposed on the substrate, a plurality of metal elements disposed on the substrate, a plurality of first lines disposed on the substrate, and a radio frequency signal processor. One of the plurality of metal elements is overlapped one of the plurality of electrodes. The radio frequency signal processor provides a signal to the one of the plurality of electrodes through one of the plurality of first lines.

Abstract: An antenna apparatus and an electronic device are provided. The antenna apparatus includes an antenna module and an antenna radome. The antenna module is configured to receive and emit a radio frequency (RF) signal of a preset frequency band toward a preset direction range. The antenna radome is spaced apart from the antenna module, and located within the preset direction range. The antenna radome includes a substrate and a resonant structure carried on the substrate. The substrate is configured to allow a RF signal of a first preset frequency band to pass through, the resonant structure is configured to adjust a passband width of the substrate to the RF signal, to make the antenna radome allow a RF signal of a second frequency band to pass through. A bandwidth of the second frequency band is greater than that of the first frequency band.

Abstract: A dielectric lens device for shaping a radar beam includes a first and a second plano-convex cylindrical dielectric lens member and a plane-parallel dielectric substrate. The two plano-convex cylindrical dielectric lens members are arranged with their plane surfaces towards a same surface of the plane-parallel dielectric substrate. The plano-convex cylindrical dielectric lens members are interconnected to the plane-parallel dielectric substrate in a material fit.