Abstract: A monopole-radiating element of antenna has a single order fractal signal feed. No series or shunt impedance matching elements are connected to the radiating element to control the antenna operating parameters.

Abstract: An expandable antenna includes: a plurality of ribs arranged with a regulated angular pitch at an outer circumferential portion of a hub; and a metal mesh installed between the plurality of adjacent ribs, wherein each of the plurality of ribs is formed in a horizontally elongated thin flat plate shape with elasticity, and a segment to which the metal mesh is attached is formed in a parabolic shape. A flat plane of each of the plurality of ribs is arranged so as to be substantially parallel to a central axis of the hub. The object of the present invention is to provide the expandable antenna which can be easily expanded in outer space with a simple structure and can realize a desired shape after expansion.

Abstract: An illustrative example antenna device includes a substrate, a transmission line supported on the substrate, and a plurality of conductive patches supported on the substrate. Each conductive patch has a first end coupled to the transmission line and a second end coupled to ground. The plurality of conductive patches are arranged in sets including two of the conductive patches facing each other on opposite sides of the transmission line.

Abstract: An antenna structure includes a housing, a first feed source, and a second feed source. The first feed source is electrically coupled to a first radiating portion of the housing and adapted to provide an electric current to the first radiating portion. The second feed source is electrically coupled to one of a second radiating portion or a third radiating portion of the housing. The other one of the second radiating portion or the third radiating portion is electrically coupled to the first radiating portion.

Abstract: A TFT substrate includes TFTs, patch electrodes formed in a patch metal layer, and gate connection wiring lines formed in a gate metal layer. The patch metal layer includes: a first portion having a layered structure including a lower metal layer containing a refractory metal and an upper metal layer containing Cu, Al, or Ag; and a second portion including the lower metal layer and not including the upper metal layer. The first portion includes the patch electrode, and the second portion includes a first patch connection section electrically connecting a source bus line to the gate connection wiring line. The first patch connection section is in contact with the source bus line in a first opening provided in a first insulating layer, and is in contact with the gate connection wiring line in a second opening provided in a gate insulating layer and the first insulating layer.

Abstract: There is provided a method and apparatus for providing a cavity backed antenna suitable for off-body communications. The cavity backed antenna comprising a substantially omnidirectional antenna element (11) mountable upon a user's body such that an underlying bone (17) forms the cavity back plate. The cavity between the antenna element and the underlying bone thereby being filled with soft tissue (14, 15, 16). The cavity backed antenna operating in synergy with the mechanical and electrical characteristics of the body to deliver an overall directional gain pointing away from the user's body.

Abstract: An antenna device includes a power supply coil including wire patterns provided on or in magnetic layers and antenna coils including wire patterns provided on or in the magnetic layers. The power supply coil and the antenna coils include coil winding axes thereof coinciding with a lamination direction of the magnetic layers and generate magnetic field coupling to each other. The power supply coil is located on an inner side portion relative to the antenna coils when seen in the lamination direction. At least portions of the antenna coils are located on outer side portions relative to the power supply coil in the lamination direction. With this, an antenna device and a communication apparatus capable of communicating with a communication party reliably without forming an unnecessary communication path with a party-side coil are provided.

Abstract: A scanning antenna includes a TFT substrate including a first dielectric substrate, TFTs supported by the first dielectric substrate, gate bus lines, source bus lines, and patch electrodes; a slot substrate including a second dielectric substrate, and a slot electrode formed on a first main surface of the second dielectric substrate; a liquid crystal layer provided between the TFT substrate and the slot substrate; and a reflective conduction plate facing a second main surface of the second dielectric substrate—on a side opposite the first main surface with a dielectric layer therebetween. The slot electrode includes slots disposed corresponding to the patch electrodes, and each of the patch electrodes is connected to the drain of a corresponding TFT.

Abstract: A multi-band antenna with multiple feed points includes a substrate, a main body, a branch body, a first and a second coaxial cable. The main body and the branch body are disposed on the substrate and respectively have a first and a second signal feed point. The first coaxial cable has a first outer conductor connected to a grounding layer and a first core conductor connected to the first signal feed point for feeding the first signal feed point with a first signal, so that the main body generates a RF signal of a first frequency band. The second coaxial cable has a second outer conductor connected to the main body and a second core conductor connected to the second signal feed point for feeding the second signal feed point with a second signal, so that the branch body generates a RF signal of a second frequency band.

Abstract: The present invention provides an antenna structure, including a radiation component, a short-circuit pin, a metal matching component, and a signal feed-in component, where the radiation component is disposed above a circuit board, two ends of the short-circuit pin are separately connected to the radiation component and a ground end that is on the circuit board, the metal matching component is disposed on the circuit board and is configured to change impedance of the antenna structure, two ends of the signal feed-in component are separately connected to the radiation component and the metal matching component, and a current from the circuit board sequentially flows through the metal matching component and the signal feed-in component before arriving at the radiation component, so that the radiation component transmits a radiation signal. In addition, the present invention further provides a circuit module and an electronic device using the antenna structure.

Abstract: Antenna arrays and access points are disclosed. An antenna array includes first second, third, and fourth antennas formed in a 2×2 grid on a first surface of a planar substrate. Each of the four antennas is linearly polarized in a first direction and provides a roughly cardiod radiation pattern in a plane normal to the first direction. Nulls of the cardiod radiation patterns of the first and second antennas face the third and fourth antennas, respectively, and nulls of the cardiod radiation patterns of the third and fourth antenna face the first and second antennas, respectively.

Abstract: The present invention discloses a miniaturized dual-polarized base station antenna, comprising a radiation device and a feeding unit. The feeding unit comprises two coaxial cables and two vertical baluns consisting of two conductors, and the radiation device is supported on a reflecting plate. The radiation device consists of four crossed oscillators and four groups of symmetric striplines, and the four groups of symmetric striplines are in the center of the radiation device and connected to the crossed oscillators and feed the four crossed oscillators in a matched manner. In the center of the radiation device, the adjacent conductors of the four groups of symmetric striplines are connected to each other to form an end-to-end connected closed conductor ring, and a top conductor sheet on the center of the radiation device is a square or circular metal member.

Abstract: Disclosed is an antenna array, including: a first antenna; a second antenna; and a dielectric substance, of which a height is determined based on a distance between the first and second antennas and forms of beam patterns of the first and second antennas. According to the antenna array according to the exemplary embodiments of the present invention, it is possible to decrease coupling between the antennas.

Abstract: An antenna assembly and related methods are described. The antenna assembly (1) comprises an extendible mast (2) constructed and arranged so as to be configurable between a coiled form and an extended form. The extended mast (2) is resiliently biased in the form of an elongate tube having a slit along its length. The coiled mast is wound about an axis extending transversely to the longitudinal extent of the mast. An antenna (6) is integrally coupled to the mast such that when extended, the mast supports and positions the antenna, and when coiled, the mast and antenna are coiled together.

Abstract: A method for operating system. The method includes emitting a plurality of beams and steering the plurality of beams. Each of the plurality of lenses includes a different phase profile. The method further includes transmitting the plurality of beams. Each of the plurality of beams comprises a different beam pattern.

Abstract: Antenna systems are provided including a ground plane; a loop antenna positioned on the ground plane on a first layer, the loop antenna having antenna feed positioned at a center of an edge of the first layer; and a multi-branch parasitic element electrically coupled to the loop antenna, the multi-branch parasitic element being parallel to and positioned above the ground plane on a second layer, different from the first layer, wherein the loop antenna on the first layer is positioned between the ground plane and the multi-branch parasitic element on the second layer. Related wireless communications devices and loop antennas are also provided herein.

Abstract: A wireless electronic device includes a ground plane including a plurality of slots located along an edge of the ground plane. A dielectric layer is on the ground plane. A stripline on the dielectric layer is opposite the ground plane, positioned to overlap one of the plurality of slots. The stripline is further positioned to not overlap slots adjacent the one of the plurality of slots that the stripline overlaps. The wireless electronic device is configured to resonate at a resonant frequency when excited by a signal transmitted and/or received though the stripline.

Abstract: In various embodiments, an antenna arrangement is provided. The antenna arrangement may include at least one integrated circuit; at least one loop antenna that is coupled to the integrated circuit and that forms a loop antenna region; at least one antenna that is coupled to the integrated circuit and that has a magnet core; wherein at least one portion of the magnet core is arranged above a portion of the loop antenna region; wherein the portion of the magnet core overlaps the portion of the loop antenna region; or wherein the portion of the magnet core does not overlap the portion of the loop antenna region.

Abstract: The present disclosure can provide a wideband antenna with a folded monopole structure that operates at GPS frequencies and high band (HB) frequencies. Accordingly, the wideband antenna can function as an integrated GPS and HB Diversity antenna for a computing device. In some embodiments, due to various constraints, the antenna can be designed to have a curved structure to fit within a corner of the computing device. The folded monopole antenna can comprise two substantially parallel conducting arms, which improves antenna performance. In some embodiments, the present disclosure can provide GPS and high band impedance matching for a signal received from the antenna in order to improve/ensure signal quality. The signal can be decoupled into a GPS signal portion and a high band signal portion for additional processing and/or information retrieval.

Abstract: A shark pin antenna is proposed, the shark pin antenna including a base, a circuit board mounted on the base, a 3G/4G antenna mounted at a first end of the circuit board and configured to receive a signal of 3G/4G band signal, an AM/FM antenna mounted at a second end of the circuit board and configured to receive AM/FM band signal, V2X antennas mounted at a lateral surface of the AM/FM antenna, each being spaced apart at a predetermined distance and configured to realize a V2X (Vehicle to Everything) communication, and a plurality of antennas positioned between the 3G/4G antenna and the AM/FM antenna to receive a band signal higher than the AM/FM band signal, but lower than the 3G/4G band signal.