The present disclosure relates to a radar apparatus and antenna apparatus therefor. More specifically, the radar apparatus may include an antenna apparatus configuring to include a transmission antenna unit including two or more first transmission antennas mounted in the rear-side or front-side of a vehicle and arranged to be spaced apart from each other in the horizontal direction, each of which has a plurality of array antennas and a second transmission antenna having one array antenna disposed between the two or more first transmission antennas, and a receiving antenna unit including one or more receiving antennas; and a signal processor configuring to transmit a transmission signal through the transmission antenna unit, receive a reflection signal reflected from an object through the receiving antenna, and process the received reflection signal to acquire information about the object, and wherein the two or more first transmission antennas are tilted and arranged toward a driving axis of the vehicle at a position where the radar apparatus is mounted.

A base station antenna (BSA) system includes a radio-frequency (RF) generator having a plurality of power-amplifying circuits therein, and an antenna, which includes a plurality of columns of radiating elements. These radiating elements are electrically coupled by RF signal routing to a corresponding plurality of ports of the antenna that receive a corresponding plurality of RF input signals. These RF input signals have respective amplitudes and phases that support the concurrent generation of three spaced-apart RF beams by the antenna and are derived from respective RF signals generated by the plurality of power-amplifying circuits. The RF input signals including: (i) a first RF input signal defined by at least two linearly superposed RF signals of equivalent frequency having unequal combinations of amplitude and phase weighting, and (ii) a second RF input signal defined by at least two linearly superposed RF signals of equivalent frequency having unequal combinations of amplitude and phase weighting.

A dielectric resonator antenna and a dielectric resonator antenna array. The dielectric resonator antenna includes a ground plane, a dielectric resonator element operably coupled with the ground plane, and a feed network operably coupled with the dielectric resonator element for exciting the dielectric resonator antenna. The dielectric resonator element includes a first portion with a first shape and a second portion with a second shape different from the first shape. The dielectric resonator antenna, when excited, is arranged to provide wide half-power beam-widths in both E-plane and H-plane.

Examples disclosed herein relate to a wireless device having a plurality of metastructure switched antennas, each metastructure switched antenna having an array of metastructures. A controller in the wireless device selects a metastructure switched antenna from the plurality of metastructure switched antennas and determines a direction for transmission of a beam from the selected metastructure switched antenna.

Aspects of the disclosure provide an antenna system for a high-altitude platform (HAP). The antenna system may include a central panel including a first set of antenna elements. The antenna system may also include a plurality of auxiliary panels arranged around the central panel and at an angular offset from the central panel. Each auxiliary panel of the set of auxiliary panels may include a second plurality of antenna elements. The first plurality of antenna elements may be configured to provide network coverage within a first area having a first radius and each of the second sets of antenna elements are configured to provide network coverage within a second area beyond the first radius.

Base station antennas comprise a multi-column, multiband beamforming array that includes a first sub-array of first radiating elements, a second sub-array of second radiating elements and a third sub-array of third radiating elements. The first radiating elements are configured to operate in a first frequency band, the second radiating elements are configured to operate in a second frequency band, and the third radiating elements are configured to operate in both the first frequency band and the second frequency band. Each of the first through third sub-arrays has the same number of columns. A width of the first sub-array exceeds a width of the third sub-array, and a width of the third sub-array exceeds a width of the second sub-array.

Disclosed is an electronic device including a housing, an antenna device including at least one antenna element disposed on one surface or inside of a printed circuit board disposed inside the housing and a radio frequency integrated chip (RFIC) for processing a signal in a frequency band, which is transmitted and/or received through the at least one antenna element, a communication circuit, a memory, and a processor configured to detect an external object, which contacts at least part of the housing, based on a change in a beam pattern of a beam formed by the antenna device, determine whether at least some information of the external object is information included in registration object data stored in the memory, and change the beam pattern by using first compensation data, which is stored in the registration object data and which is changed depending on a registration structure corresponding to the external object when the at least some information of the external object is included in the registration object data.

An antenna includes a first column of main radiating elements, each main radiating element configured to operate in a first operating frequency band and a first auxiliary radiating element. The first auxiliary radiating element is adjacent a first main radiating element in the first column of main radiating elements, and the first auxiliary radiating element is configured to radiate an electromagnetic wave that is substantially antiphase to an electromagnetic wave radiated by the first main radiating element.

A first antenna and a second antenna provided on a front surface of the resin plate. A first cable connects the first antenna and a communication board. The first cable is mounted on a first mounting bracket. A second cable connects the second antenna and a communication board. The second cable is mounted on a second mounting bracket. The first mounting bracket is provided on at least one of the front surface of the resin plate and the first ground plate of the first antenna. The second mounting bracket is provided on at least one of the front surface of the resin plate and the second ground plate of the second antenna.

An outdoor customer premises equipment (CPE) is disclosed. The out door CPE may include: a main body which includes a printed circuit board (PCB), a heat sink, a heater assembly, a SIM card holder, a radio frequency (RF) cable and a fifth generation (5G) communication module; and an antenna module which is detachably connected to the main body and includes a cable interface connected to the RF cable, where the antenna module is a high-gain antenna module or a low-gain antenna module.