Abstract: A phased array antenna structure includes a carrier, a radiative layer and a circuit layer both disposed on the carrier, and a phase switch. The radiative layer includes two radiating portions. The circuit layer includes a phased antenna and a transmission circuit. The phased antenna including two end portions respectively connected to the two radiating portions. The transmission circuit includes a feeding end and an externally connecting end that is arranged adjacent to the phased antenna. The phase switch is connected to the externally connecting end of the transmission circuit, and the phase switch is configured to selectively connect only one of the two end portions of the phased antenna.

Abstract: A multifunction wireless device having at least one of multimedia functionality and smartphone functionality, the multifunction wireless device including an upper body and a lower body, the upper body and the lower body being adapted to move relative to each other in at least one of a clamshell, a slide, and a twist manner. The multifunction wireless device further includes an antenna system disposed within at least one of the upper body and the lower body and having a shape with a level of complexity of an antenna contour defined by complexity factors F21 having a value of at least 1.05 and not greater than 1.80 and F 32 having a value of at least 1.10 and not greater than 1.90.

Abstract: The present disclosure provides a millimeter wave array antenna architecture including six antenna arrays and an installation body for installing the six antenna arrays, the installation body being of a cuboid or a cube and the six antenna arrays being respectively disposed on six installation faces of the installation body. In the millimeter wave array antenna architecture in the present disclosure, due to the six antenna arrays' non-dead-spot full-space scanning on the installation faces of the installation body, areas with weak wave beam coverage on the installation body are reduced to the least, which is advantageous for ensuring an antenna coverage efficiency, thereby improving stability of the mobile communication system and a user's experience.

Abstract: A system includes a communication device and a user interface. The communication device includes a universal toll module configured to transmit a toll signal that includes at least one electronic toll code to be communicated to an electronic toll system. The universal toll module is communicatively coupled to a vehicle bus of the vehicle. The user interface is communicatively coupled to the vehicle bus.

Abstract: A mobile terminal is provided that includes a metal frame including a base unit and a side unit, a main substrate located on a rear surface of the base unit, a display unit seated on a front surface of the base unit, and feed lines extending from the main substrate, connected to the side unit and supplying power to the side unit. The side unit includes a first conductive member including a first part and a second part, a second conductive member including a third part and a fourth part, a third conductive member located between the first and second conductive members, a first slit provided between the first and third conductive members and a second slit provided between the second and third conductive, and a length of the second part is two or more times a length of the first part.

Abstract: An electronic device is provided. The electronic device including a housing comprising a front plate which faces a first direction, a back plate which faces a second direction opposite from the first direction, and a lateral member which surrounds a space between the front plate and the back plate and has at least one part formed from a metal material, a display seen through a first part of the front plate, an antenna module positioned inside the space, and a wireless communication circuit.

Abstract: An antenna structure includes a metal housing, a first feed source, and a second feed source. The metal housing includes a front frame, a backboard, and a side frame. The side frame is positioned between the front frame and the backboard. The side frame defines a slot and the front frame defines a gap. The gap communicates with the slot and extends across the front frame. The metal housing is divided into at least a long portion and a short portion by the slot and the gap. The first feed source is electrically connected to the long portion and the second feed source is electrically connected to the short portion.

Abstract: An antenna device includes: a ground plane which has an edge side; a metal member arranged along the edge side of the ground plane; a first connection line which couples the metal member and the ground plane; a second connection line which couples the metal member and the ground plane; and a power feeding element which has a power feeding point, extends along the metal member from the power feeding point between the first connection line and the second connection line, and is electromagnetic-field-coupled to the metal member.

Abstract: A user device includes an enclosure having an interior mounting surface for receiving one or more functional components. An antenna assembly has an electrical interface connectable to at least one of the one or more functional components. The antenna assembly includes a first half slot antenna angularly formed along both inner perimeter sides of a first corner of the enclosure.

Abstract: Embodiments of the present disclosure relate to the field of communications technologies, and disclose an antenna system and a mobile terminal. The antenna system is applied to the mobile terminal. The mobile terminal includes a metal frame and a metal middle frame accommodated in the metal frame and connected to the metal frame, and the antenna system includes at least one antenna group formed on the metal middle frame and the metal frame, and each antenna group includes a first antenna and a second antenna away from each other, where the first antenna and the second antenna are spaced away from each other along a circumferential direction of the metal frame. In the present disclosure, at least one antenna group is added to the terminal based on the original structure, ensuring that the terminal can satisfy a multi-band working requirement and a data transmission requirement.

Abstract: A wireless communication module includes a first circuit board, a second circuit board, a chip antenna, an electrical connector and an electrical conductive member. The first circuit board and the second circuit board are electrically connected to each other and arranged in parallel spaced relationship. The chip antenna is located on the first circuit board. The electrical connector is located on the second circuit board and between the first and second circuit boards. The electrical conductive member extends from a metal housing of the electrical connector and has at least a radiation aid portion and a shielding portion. The electrical conductive member and the first circuit board collectively define a hollow space, wherein the electrical connector and the electrical conductive member are electrically connected to the chip antenna to serve as an electromagnetic radiation aid member for the chip antenna.

Abstract: According to a notebook-sized personal computer of an embodiment, a base housing retains an arithmetic unit, an antenna having antenna elements, and covers. An LCD housing retains an LCD. Hinges rotatably couple the base housing and the LCD housing to each other. In the base housing, a pair of depression sections are formed by depressing both ends of one side thereof. In each of the pair of depression sections, an antenna element is accommodated. On the base housing, to end sections respectively adjacent to the pair of depression sections along the one side of the base housing, the hinges are respectively provided. The covers respectively accommodate each of the antenna elements, and are constituted of a material through which a radio wave is passed.

Abstract: An apparatus including a portion of a first external housing sidewall; an antenna at least partially encapsulated by the portion of the first external housing sidewall; a portion of a second external housing sidewall opposing the first external housing sidewall; an internal rigid chassis extending laterally from within the portion of a first housing sidewall to within the portion of the second housing sidewall, wherein the rigid chassis provides a ground plane for the antenna.

Abstract: An electronic device includes a housing including a first plate, a second plate facing away from the first plate, and a lateral member surrounding a space between the first and second plates; a display disposed in the housing and exposed through at least a part of the first plate; an antenna module disposed at a first area adjacent to the lateral member; an electronic component disposed at a second area adjacent to the first area in the housing; at least one wireless communication circuit disposed in the housing and configured to transmit or receive a signal having a frequency between 3 gigahertz (GHz) and 100 GHz through the antenna module; a processor disposed in the housing; and a flexible printed circuit board (FPCB) including a first conductive line electrically connected between the at least one wireless communication circuit and the antenna module, and a second conductive line electrically connected between the processor and the electronic component.

Abstract: An RF antenna arrangement has the same or slightly larger footprint as the RF shield for radio chips on a printed circuit board. The apparatus includes a printed circuit board, a digital processor, a radio chip(s), a radio frequency shield, a lid, and an RF antenna arrangement(s). The lid has the same or slightly larger footprint as the RF shield, which enables the lid to fit on the RF shield. The RF antenna is formed as an integral part of the lid. The apparatus also includes an RF transmission coaxial cable(s) having a first end physically and electrically connected to the RF antenna arrangement(s) and the surface of the lid, and a second end electrically coupled to an RF connector. By forming the antenna arrangement(s) from the lid, this invention solves the space constraint problems of antenna placements for wireless device applications. Additionally, this invention is cost-effective and simple to manufacture.

Abstract: An electronic device is provided. The electronic device includes a housing, a first antenna radiator configured to transmit a signal having a target frequency to a vehicle and exposed to an outside of the housing, a second antenna radiator spaced apart from the first antenna radiator, configured to transmit the signal having the target frequency to the vehicle, and exposed to the outside of the housing, a conductive line disposed in an interior of the housing and electrically connecting the first antenna radiator and the second antenna radiator, and a feeding part configured to supply power to one point of the conductive line, wherein a first electrical length formed by the feeding part, the one point of the conductive line, and the first antenna radiator is different from a second electrical length formed by the feeding part, the one point of the conductive line, and the second antenna radiator.

Abstract: An antenna device including an antenna radiator and a feed line layer is provided. The antenna radiator is disposed on a first surface of a detachable substrate. The antenna radiator receives a microwave signal of at least one frequency band. The feed line layer is disposed on a second surface of a control circuit board. The feed line layer includes a signal feed line. The signal feed line is coupled to the antenna radiator through a connection point. The connection point is located on one side of the control circuit board. The detachable substrate and the control circuit board are arranged to have an angle between the first surface and the second surface. In addition, an electronic apparatus is also provided.

Abstract: An inclined antenna assembly and an electronic device including the antenna assembly are provided. The inclined antenna assembly and an electronic device include a communication circuit and a Printed Circuit Board (PCB) including a front face, a back face on which the communication circuit is disposed, and at least one side face having an inclined manner between the front face and the back face. According to various embodiments, the PCB may include one or more antennas formed on a region corresponding to at least one side face.

Abstract: The invention concerns a method of checking the implementation of maintenance works in a fire extinguishing installation, wherein there is provided an identification (3) which contains a radio identification means, for example a transponder chip or an NFC tag which is fixedly connected to a unit (2) to be maintained so that the identification (3) cannot be non-destructively removed from the unit to be maintained, wherein the identification (3) contains data of the unit (2) to be maintained and wherein the unit to be maintained is part of the fire extinguishing installation and has to be uninstalled for maintenance, wherein there is provided a reading unit (8) with which the identification of the unit (2) to be maintained and the data thereof are read and wherein the identification (3) is arranged concealed or shielded on the unit (2) to be maintained in such a way that the data of the identification cannot be read with the reading unit (8) when the unit (2) to be maintained is in the non-uninstalled state.

Abstract: A directional antenna includes a substrate, a power-supply radiating element, paired non-power-supply radiating elements, and a metal plate. The power-supply radiating element is formed on the front surface of the substrate to be along the vertical direction. The power-supply radiating element receives electric power from the power-supplying portion. The paired non-power-supply radiating elements are provided along the vertical direction and oppose each other across the power-supply radiating element in a horizontal direction which is a direction along the front surface of the substrate on the horizontal plane, when viewed in a front-rear direction. A part of the metal plate is provided behind a part of the power-supply radiating element. The metal plate is not provided behind the paired non-power-supply radiating elements. The 3 dB beam width of the directional antenna on the horizontal plane is equal to or greater than 180 degrees including the range forward of the directional antenna.

Abstract: A communications terminal includes a multiple-input multiple-output antenna system. The multiple-input multiple-output antenna system includes a first antenna module, a second antenna module, and a first ground structure. The first antenna module includes a first radiator configured to form a first MIMO antenna and a second radiator configured to form a GPS antenna, and a first slit is provided between the first radiator and the second radiator. The second antenna module includes a third radiator configured to form a low frequency antenna and a fourth radiator configured to form a second MIMO antenna. The second radiator is connected to the third radiator. One end of the first ground structure is connected to the second radiator or the third radiator, and another end is connected to a ground plane of the communications terminal.

Abstract: A method and system is disclosed for operating an in-band relay to receive and amplify an incoming radio frequency signal and forward the amplified radio frequency signal. Methods to improve isolation between receive and transmit front-ends are disclosed, enabling an increase in the amplification gain without causing oscillation. Methods for learning the impulse response of the self-interference channel, and methods to perform adaptive echo cancellation in the analog domain. In addition, methods for transmit and receive beamforming are presented that achieve two objectives: (1) Improve the signal-to-noise ratio of the relayed signal, thereby compensating for noise amplification. (2) Improve the isolation, thereby enabling to increase the relay gain without causing oscillation.

Abstract: An electronic device and a method of grip recognition of the electronic device are provided. The electronic device includes an antenna; a radio communication unit having a coupler; a memory; and a processor which is operatively connected to the radio communication unit and the memory. The memory comprises instructions, executable by the processor. The processor is configured to detect a first signal being transmitted and a second signal being received through the antenna using the coupler, calculate a reflection coefficient of the antenna based on the first signal and the second signal, determine at least one of a signal magnitude or a phase corresponding to the reflection coefficient, and determine whether the electronic device is being gripped based on the at least one of the signal magnitude or the phase.

Abstract: An antenna array includes a dielectric substrate, a ground metal plane, a first antenna unit, a second antenna unit, a third antenna unit, and a fourth antenna unit. The first antenna unit includes a first metal loop and a first feeding metal element. The first feeding metal element is adjacent to the first metal loop. The second antenna unit includes a second metal loop and a second feeding metal element. The second feeding metal element is adjacent to the second metal loop. The third antenna unit includes a third metal loop and a third feeding metal element. The third feeding metal element is adjacent to the third metal loop. The fourth antenna unit includes a fourth metal loop and a fourth feeding metal element. The fourth feeding metal element is adjacent to the fourth metal loop.

Abstract: A repeater includes an up-link circuit and a down-link circuit. The down-link circuit includes a receiver, a radio frequency circuit and a transmitter. The transmitter transmits the repeated second signals to the user equipment and includes an antenna array, a plurality of power amplifiers, a plurality of first phase shifters, a first memory unit, and a first control logic circuit. The antenna array includes a plurality of antenna elements arranged along a first direction, and the number of the plurality of antenna elements is at least four. The first memory unit is configured to store predetermined parameters associated with a predetermined radiation pattern. The first control logic circuit selects a first number of the power amplifiers and the first number of the first phase shifters, and sets normalized gains for the selected plurality of power amplifiers range from 0.7 to 1 unit.

Abstract: The present disclosure provides an antenna system and a mobile terminal. The antenna system comprises a metal frame, a main board received in the metal frame, and a first feeding point, a second feeding point, a first grounding point, a second grounding point, a third feeding point, a fourth feeding point, a third grounding point, a fourth grounding point, a first tuning switch, a second tuning switch, a first matching network, a variable capacitor, a third tuning switch, a fourth tuning switch, and a second matching network disposed at the main board. The metal frame is partitioned into a first radiating portion and a second radiating portion at the bottom and a third radiating portion and a fourth radiating portion at the top.

Abstract: A method of full-duplex cellular communications includes receiving a first signal transmitted by a first cellular device at a base station using a cellular uplink frequency in a cellular frequency band. A second signal is transmitted from the base station to the first cellular device using a cellular downlink frequency in the cellular frequency band simultaneously with the receiving the first signal transmitted by the first cellular device. A third signal is transmitted from the base station to a second cellular device using the cellular uplink frequency in the cellular frequency band simultaneously with the receiving the first signal transmitted by the first cellular device and simultaneously with the transmitting the second signal from the base station to the first cellular device.

Abstract: An electronic device is disclosed. The electronic device includes an antenna module having an antenna, and a body chassis storing electronic components. The body chassis, which is made of an electromagnetic shielding material such as metal, has a flat plate with a processor arranged thereon and with a cutout portion formed at an end portion thereof, a rear plate connected to the end portion of the flat plate, and a dent wall connected to the cutout portion and to the rear plate. The antenna module is provided in an antenna section whose front, left, and right sides are enclosed by the dent wall.

Abstract: A signal switch includes a first transistor coupled between first and second nodes, a plurality of second transistors coupled in series between the first and second nodes and in parallel with the first transistor, and a first shunt path including a first shunt transistor and a first inductor connected in series between a reference node and a first connection point between two of the plurality of second transistors.

Abstract: A case for an electronic device according to the present disclosure meta-groves having different structures and formed symmetrically, asymmetrically, periodically, or non-periodically or meta-patches attached symmetrically, asymmetrically, periodically, or non-periodically at positions where the meta-grooves are formed, thereby improving the performance of antennas. Accordingly, there is an effect that it is possible to usefully use a mobile electronic device including arranged antennas therein even in a 5G environment having a millimeter wave band.

Abstract: The present disclosure provides a method for detecting a position of a movable structure. The movable structure is applicable to an electronic device including a body and a detection component, and configured to move between a first position at which the movable structure is received in the body and a second position at which the movable structure extends out of the body. The detection component includes at least one distance sensor disposed on the movable structure. The at least one distance sensor is configured to be received in the body when the movable structure is at the first position and to protrude beyond the body when the movable structure is at the second position. The method includes: receiving a detection signal value outputted by the at least one distance sensor; and determining a position of the movable structure relative to the body according to the detection signal value.

Abstract: In some examples, an apparatus includes a proximity sensor to detect a presence of a nearby object, wherein the proximity sensor to output a detection signal. The apparatus includes a physical signal filter unit (PSFU) comprising a plurality of filters, the PSFU to filter the detection signal to produce respective filtered detection signals, wherein a combination of states of the filtered detection signals indicates that the proximity sensor is in a malfunctioned condition, and generate a control signal based on the filtered detection signals. The apparatus includes a network controller to control the RF output power of the antenna based on the control signal.

Abstract: An antenna device configured to be used at or in proximity to a user, the antenna device includes: an antenna structure having a conducting element, the conducting element extending over a length of between 1/16 of a wavelength and a full wavelength in a direction substantially orthogonal to a surface of the user, when the antenna device is provided in an intended operational position. A device includes: a housing having an operational position with respect to a user of the device; and an antenna structure coupled to the housing and having a conducting element, wherein the antenna structure is configured to emit an electromagnetic field so that the electromagnetic field propagates in a direction having a major directional vector that corresponds with a surface of a user using the device when the housing is at the operative position.

Abstract: An antenna structure includes a housing, a feed portion, a ground portion, a first radiator, and a second radiator. The housing includes a first radiating portion and a second radiating portion. The first radiator and the second radiator are both positioned in the housing. When the feed portion feeds current, the current flows through the first radiating portion and is grounded through the ground portion to activate a first operating mode. When the feed portion feeds current, the current is further coupled to the first radiator through the first radiating portion, and the first radiator activates a second operating mode. When the second radiator feeds current, the second radiator activates a third operating mode. When the second radiator feeds current, the current is further coupled to the second radiating portion through the second radiator, and the second radiating portion activates a fourth operating mode.

Abstract: A method for controlling an interventional magnetic resonance imaging (iMRI) system configured to control a heating mode of an iMRI guidewire, the method comprising: controlling, during an iMRI procedure, a magnitude of an induced current in a single-layer MRI radio frequency (RF) coil used in the iMRI procedure, or a phase of the induced current by adjusting at least one of: a difference between a working frequency of a whole body coil (WBC) used in the iMRI procedure and a resonant frequency of the single layer MRI RF coil, a coil loss resistance of the single layer MRI RF coil, or a blocking impedance of an LC circuit connected in parallel with the single-layer MRI RF coil; and controlling a heating mode of the guidewire based, at least in part on the magnitude or phase.

Abstract: The disclosed technology provides an antenna structure located in the metal casing of a computing device. A first open slot radiating structure radiates at a radiating wavelength and is located on a surface of the metal casing of the computing device. A second open slot radiating structure radiates at the radiating wavelength and is located on the surface of the metal casing of the computing device. At least one closed slot radiator element is located between the first open slot radiating structure and the second open slot radiating structure on the surface of the metal casing of the computing device. The closed slot radiator element is approximately half the length of the radiating wavelength.

Abstract: An antenna module includes: a board having a first surface including a ground region and a feed region; and chip antennas mounted on the first surface, each of the chip antennas including a first antenna and a second antenna. The first antenna and the second antenna each include a ground portion bonded to the ground region, and a radiation portion bonded to the feed region. A length of a radiating surface of the first antenna is greater than a mounting height of the first antenna, and a mounting height of the second antenna is greater than a length of a radiating surface of the second antenna. A horizontal spacing distance between the radiation portion of the first antenna and the ground region is greater than a horizontal spacing distance between the radiation portion of the second antenna and the ground region.

Abstract: An antenna device incorporated in an electronic apparatus and communicating with an external device via an electromagnetic field signal, including: an antenna coil inductively coupled to the external device and provided by winding around a conducting wire so conducting wires opposing in width direction via an opening will be close together; and a sheet-like conductor at a surface of the antenna coil opposite a surface of the antenna coil opposing the external device, wherein the coil is divided into two parts, i.e. one side part wherein the conducting wire is wound around in one direction and other side part wound in other direction, via a center line longitudinally traversing the opening, and the conductor is configured with a conductor side opening overlapped only with the other side part of the antenna coil, and a slit formed between the conductor side opening and any outer edge of the sheet-like conductor.

Abstract: A mobile device includes a metal mechanism element, a dielectric substrate, and a feeding radiation element. The metal mechanism element has an open slot. The open slot substantially has an L-shape. The dielectric substrate is adjacent to the metal mechanism element. The feeding radiation element has a feeding point. The feeding radiation element is disposed on the dielectric substrate. The feeding radiation element at least partially extends along the open slot. An antenna structure is formed by the feeding radiation element and the open slot of the metal mechanism element. The antenna structure covers a first frequency band, a second frequency band, and a third frequency band.

Abstract: A broadband and multiband antenna of reduced dimension, preferably to be used as external antenna for vehicles is disclosed. The antenna system includes an antenna comprising: a planar ground plane, a planar radiating element having a configuration formed by a central segment and first and second lateral segments extending from the central segment. A feed connection line is connected between the central segment and an edge of the ground plane, and a ground connection line is connected between the central segment and said edge of the ground plane.

Abstract: Aspects of the subject disclosure may include, a system for generating a plurality of electromagnetic waves having differing signal characteristics, each electromagnetic wave of the plurality of electromagnetic waves conveying a communication signal, and the plurality of electromagnetic waves propagating along a transmission medium without radiating into free space. The system can be further configured for generating, by an antenna coupled to the transmission medium, a plurality of wireless signals according to the plurality of electromagnetic waves. The differing signal characteristics of the plurality of electromagnetic waves thereby enables a device to obtain the communication signal by combining the plurality of wireless signals. Other embodiments are disclosed.

Abstract: An embodiment of a hearing assistance device comprises a housing, a power source, a radio circuit, an antenna and a transmission line. The radio circuit is within the housing and electrically connected to the power source. The antenna has an aperture, and the radio circuit is at least substantially within the aperture. The transmission line electrically connects to the antenna to the radio circuit. Various antenna embodiments include a flex circuit antenna.

Abstract: An antenna module includes a substrate having a first surface including a ground region and a feeder region; chip antennas mounted on the first surface of the substrate; and at least one patch antenna disposed inside of the substrate or at least partially disposed on a second surface of the substrate. The chip antennas include a body portion, a ground portion bonded to a first surface of the body portion, and a radiation portion bonded to a second surface of a body portion. The ground portion of each chip antenna is mounted on the ground region and the radiation portion of each chip antenna is mounted on the feeder region.

Abstract: A terminal device includes a housing, including a first, second and third conductive side frames, two ends of the first side frame being connected with the second and third side frames respectively and the second and third conductive side frames being arranged opposite; a gap formed in the first conductive side frame; a feed point positioned between the second and third conductive side frames, arranged on a bearing plate and configured to input or output an electric signal; a first signal connection line connected with the feed point and first conductive side frame respectively; and a first grounding point positioned on the second or third conductive side frame, wherein the first signal connection line, the first conductive side frame between the feed point and first grounding point and the conductive side frame where the first grounding point is located transmit and receive a first wireless signal together.

Abstract: An electronic device housing may have a rear housing wall that forms a metal ground plane. A slot may be formed in the metal ground plane. The slot may have one or more open ends along an edge of the ground plane. A near-field communications loop antenna may overlap the slot. The near-field communications loop antenna may have one or more turns. A current path through the metal ground plane may form one of the turns in the near-field communications loop antenna. The slot may form portions of non-near-field-communications antennas in addition to the near-field communications loop antenna. The slot in the non-near-field-communications antennas may be fed using an indirect antenna feed structure. Components such as a capacitor and inductor may help allow non-near-field communications antenna and the near-field communications antenna to be formed from common portions of the metal ground plane.

Abstract: Aspects of the subject technology relate to electronic devices with antennas. The antenna may be a display-integrated antenna. An antenna feed for the antenna may be located in a recess in a sidewall of a housing of the device. The antenna feed may be coupled to transceiver circuitry on a logic board of the device by a pair of flex circuits. A first one of the pair of flex circuits may form a portion of an antenna feed assembly. A second one of the pair of flex circuits may be an impedance-matching flex having an end that is soldered to the main logic board. The antenna may be coupled to a conductive portion of the housing of the device.

Abstract: A method, wireless communication device (WCD), and computer program product deploys an additional, retractable antenna to enhance signal communication within an identified network. A processor executes an antenna deployment module (ADM) in order to determine a link status based on a quality and/or a strength of communication signals propagated via at least one stationary antenna. In response to the link status indicating that coverage of a second/target network is available or that a quality of a signal propagated within a first network is less than a threshold level, the ADM provides a deployment signal to a deployment component. In response to receiving the deployment signal, the deployment component deploys the retractable antenna by extending the retractable antenna from a stowed position to a deployed position. The ADM enables the WCD to communicate within the selected network via the deployed retractable antenna using a higher quality communication signal.

Abstract: A communication apparatus of the present disclosure includes: an antenna unit including a human body electrode and a spatial electrode; a communication circuit unit that performs communication using at least a human body as a communication medium via the antenna unit; and a shielding structure that has an opening into which a portion of the human body or a communication conductor electrically conducted to the human body is insertable, and contains at least a portion of the antenna unit of the communication circuit unit and the antenna unit.

Abstract: The electronic device includes a housing including a first surface and a second surface. The first surface includes a first side, a second side, a third side, and a fourth side, a first conductive member extending along the first side, a second conductive member extending along the third side, a first communication circuit including a transmission port and at least one first reception port. The at least one first reception port is electrically coupled with at least one of the first conductive member or the second conductive member, a second communication circuit including a second reception port, and a switching circuit configured to selectively provide a first electrical path for electrically coupling the transmission port and the second reception port with the first conductive member or a second electrical path for electrically coupling the transmission port and the second reception port with the second conductive member.

Abstract: A mobile terminal comprises: a body having an electronic equipment part therein; a middle frame mounted in the body; a main substrate mounted in the body; a side case which is located around a lateral surface of the body and includes a plurality of antenna radiators and a plurality of slits among the plurality of antenna radiators; a ground line connected to the antenna radiators; and a power feeding line for applying power to the antenna radiators, wherein the slits include first and second slits, which are located at a first lateral surface of the mobile terminal, and third and fourth slits, which are located at second and third lateral surfaces adjacent to the first lateral surface of the mobile terminal, thereby improving antenna performance by minimizing interference among the antenna radiators for transmitting and receiving each frequency signal.