An electronic device including a plurality of antennas is provided. The electronic device includes a housing, a first antenna disposed in the housing, a second antenna disposed in the housing, and spaced apart from the first antenna, a printed circuit board disposed in the housing and a wireless communication circuit disposed on the PCB, and transmitting or receiving a RF signal of a frequency band through the first antenna and the second antenna, the first antenna includes a first dielectric substrate including a first surface and a second surface facing away from the first surface, a first conductive pattern disposed on the first surface, and operating as an antenna radiator for transmitting or receiving an RF signal of a first frequency band and a second conductive pattern disposed on the second surface, and operating as an antenna radiator for transmitting or receiving an RF signal of the first frequency band.

A telecommunications antenna comprising a plurality of unit cells each including at least one radiator which transmits RF energy within a bandwidth range which is a multiple of another radiator. The radiators are proximal to each other such that a resonant condition may be induced into the at least one radiator upon activation of the other radiator. At least one of the radiators is segmented into capacitively-connected radiator elements to suppress a resonance response therein upon activation of the other of the radiator.

A sensor may include a bladder, and a deformable conductor disposed on the bladder such that deformation of the bladder causes deformation of the deformable conductor, wherein the bladder is constrained so as to enhance the deformation of the conductor in response to the deformation of the bladder. A method may include applying a stimulus to a bladder having a deformable conductor attached thereto, detecting a change in an electrical characteristic associated with the deformable conductor in response to the stimulus, and selectively constraining the bladder to amplify the change in electrical characteristic in response to the stimulus.

An antenna system capable of operating among all LTE bands, and also capable of operation among all remote side cellular applications, such as GSM, AMPS, GPRS, CDMA, WCDMA, UMTS, and HSPA among others. The antenna system provides a low cost alternative to active-tunable antennas suggested in the prior art for the same multi-platform objective.

A distributing/synthesizing circuit includes first to fourth ports. A first radio frequency circuit transmits and receives a radio frequency signal to and from the first port through a first transmission line. A second transmission line is connected to the second port. A first radiating element is connected to the third port and the fourth port through a third transmission line and a fourth transmission line, respectively. The distributing/synthesizing circuit distributes and outputs the radio frequency signal input to the first port to the third port and the fourth port, synthesizes radio frequency signals that are reflected by the first radiating element and that are input to the third port and the fourth port to output the synthesized radio frequency signal to the second port. The second transmission line is longer than all of the first transmission line, the third transmission line, and the fourth transmission line.

An antenna module includes a first antenna layer, including at least one main radiation unit including at least two main radiation patches symmetrically arranged and spaced apart from each other and at least one feeder portion located at or corresponds to a gap between adjacent two of the main radiation patches; a second antenna layer, stacked with the first antenna layer and including a reference ground arranged opposite to the main radiation patches and at least one microstrip insulated from the reference ground; at least one first electrically conductive member, electrically connected to the main radiation patches and the reference ground; and at least one second electrically conductive member, with an end being electrically connected to the feeder portion and another end being electrically connected to another end of the microstrip. An end of the microstrip is electrically connected to a radio frequency transceiver chip.

An antenna structure includes a substrate, a radiator mounted at an upper portion of a front surface of the substrate, and a grounding element mounted at a lower portion of the front surface of the substrate. The radiator has a first radiating portion. A lower edge of the first radiating portion extends downward to form a second radiating portion. Two portions of a middle of the lower edge of the first radiating portion extend downward to form a third radiating portion and a feeding portion. A free end of the feeding portion is a feeding end. One side edge of the first radiating portion is recessed inward to form a recess. The grounding element has a first grounding portion and a second grounding portion. The first grounding portion and the second grounding portion are located to two sides of the feeding portion, respectively.

Eyewear including a dipole antenna having a first leg and a second leg, wherein the first leg includes at least a portion of a battery, such as a conductive case of the battery. An antenna feed is coupled to the dipole antenna between the second leg and the battery. The second leg may comprise a flexible printed circuit (FPC), and the second leg is an active leg. The second leg has a first portion and a second portion. The first portion and the second portion may have the same physical length. The first portion may be dielectrically loaded with a high permittivity loaded material, and the second portion may be dielectrically loaded with a low permittivity loaded material.

Base station antennas include first and second radio frequency (“RF”) ports and a first antenna array that includes both first and second radiating elements. Each of the first radiating elements includes a first radiator that is connected to the first RF port that is configured to radiate at a first polarization and a second radiator that is connected to the second RF port that is configured to radiate at the first polarization. Each of the second radiating elements includes a first radiator that is connected to the first RF port that is configured to radiate at a second polarization that is different from the first polarization and a second radiator that is connected to the second RF port that is configured to radiate at the second polarization.

Provided is an electronic device comprising an antenna for 5G communication according to the present invention. The electronic device comprises an array antenna which is implemented as a multi-layer substrate inside the electronic device and includes multiple antenna elements. Each of the multiple antenna elements of the array antenna may comprise: a patch antenna disposed on a specific layer of the multi-layer substrate and including a first patch and a second patch which are spaced a predetermined distance apart from each other; and a ground layer disposed under the patch antenna and having a slot. Meanwhile, the first patch and the second patch may be connected to the ground layer through multiple vias, and the multiple vias may be arranged in the longitudinal direction of the slot while being adjacent to the slot.