396 results about "Radiating element" patented technology

An antenna structure includes a ground element, a feeding radiation element, a connection radiation element, a grounding radiation element, a shorting radiation element, a first radiation element, a second radiation element, a third radiation element, a fourth radiation element, and a nonconductive support element. The feeding radiation element has a positive feeding point. The first radiation element and the second radiation element are coupled to the feeding radiation element. The second radiation element is at least partially surrounded by the first radiation element. The grounding radiation element has a negative feeding point. The grounding radiation element is coupled through the connection radiation element to the feeding radiation element. The shorting radiation element is coupled to the ground element. The third radiation element and the fourth radiation element are coupled to the shorting radiation element. The fourth radiation element is at least partially surrounded by the third radiation element.

The present application relates to a kind of radiation elements, the radiation element includes: radiator, feed rod and parasitic element, the radiator is fed by the feed rod, wherein, the parasitic element includes conductive structure, the conductive structure includes serpentine conductive path, and coupling capacitance is formed between conductive structure and radiator, and wherein, the center frequency of the operating frequency band of the radiator is greater than the center frequency of the first operating frequency band of parasitic element.Radiation element according to some embodiments of the present application can at least reduce the coupling interference between each array, improve isolation performance.In addition, the radiation element according to some embodiments of the present application can also be used to reduce the size of radiation element itself, so that radiation element is more compact.In addition, the present application also relates to a kind of base station antennas.

Antenna for a motor vehicle, comprising a mounting plate suitable to be connected to a mounting surface of the motor vehicle, a first printed circuit board adapted to be connected, in a substantially horizontal position, to the mounting plate, first and second radiating elements for transceiving respective first and second signals with the environment outside the antenna.Both radiating elements comprise a respective printed circuit board along which there are arranged respectively a first electrically conducting track and a second electrically conductive track which extend along the respective printed circuit board along a substantially helical or serpentine path.The first radiating element has a maximum height, measured from the top surface of the first printed circuit board along the substantially vertical direction, and the first height of the first electrically conducting track is less than or equal to one-half of the maximum height of the first radiating element.

An array antenna (100) having a layered configuration. The array antenna comprises a radiation layer (110) comprising a plurality of radiation elements (111) and a distribution layer (120) facing the radiation layer. The distribution layer is arranged to distribute a radio frequency, RF, signal to the plurality of radiation elements. The distribution layer comprises at least one distribution layer feed (121) and at least one first waveguide (122) arranged to guide the RF signal between at least one distribution layer feed and at least one radiation element. The array antenna further comprises at least a second waveguide (130) connected to at least one distribution layer feed (121). Any of the first (122) and the second (130) waveguides comprises plastics with a first type of surface treatment (313), where the first type of surface treatment comprising metallization. At least one radiation element is a dummy element terminated by an attenuation section, where the attenuation section is arranged on any of the waveguides (122, 130) connected to the dummy element and that comprises plastics. The attenuation section comprises a second type of surface treatment (314) arranged to attenuate the RF signal.

An antenna device comprising an antenna array for transmitting a signal. The antenna array includes a plurality of radiating elements with each radiating element configured to radiate the signal with a predetermined phase. The antenna device further including another radiating element that is not part of the antenna array. The phase of the signal for each radiating element of the antenna array is controlled such that the signals radiated by the radiating elements of the array interfere destructively at at least part of the other radiating element.

A broadside antenna includes a first radiation element and a second radiation element arranged at an interval, a first grounding element and a second grounding element arranged at an interval, and a first excitation element. A first gap is formed between the first radiation element and the second radiation element. The first excitation element includes a first feeding structure and a first extension stub that are arranged at an interval. The first feeding structure includes a first feed-in part connected to a feed source. The first extension stub is located on a side of the first feeding structure adjacent close to the first feed-in part. The first extension stub includes a first grounding part adjacent to the first feed-in part. The first grounding part is connected to the grounding surface.

The invention provides a leaky-wave antenna and a frequency-modulated continuous wave generation method based on the leaky-wave antenna, and relates to the field of millimeter-wave radar, and the method comprises the steps: constructing a space-time coding matrix, configuring a radiation unit state regulation and control beam direction in a space domain, modulating a radiation unit state switching rule in a time domain to generate a frequency-modulated continuous wave, and achieving space-time dual-domain regulation and control. And frequency-modulated continuous waves with controllable bandwidth are generated. The space-time coding leaky-wave antenna is formed by alternately arranging 1-bit radiation units in an upper row and a lower row, switching of radiation / non-radiation states is achieved by loading a synchronous bias PIN diode across an annular gap, a space-time coding matrix is constructed, the states of the radiation units are configured in a space domain to regulate and control the wave beam direction, and the space-time coding leaky-wave antenna is formed. Modulating the switching rule of the radiation unit in a time domain, and generating a frequency-modulated continuous wave; the radiation efficiency is improved by the alternative arrangement of the radiation units, the control difficulty and the hardware cost are reduced, multiple functions are integrated into a single device, and the problem of low integration level of the traditional separation architecture is solved.

Radiating elements comprise a feed column, a first dipole radiator that includes a first dipole arm and a second dipole arm that are connected to the feed column, and a second dipole radiator that includes a third dipole arm and a fourth dipole arm that are connected to the feed column. The feed column, the first dipole radiator and the second dipole radiator are formed as a monolithic structure.

An antenna assembly can include a cover, a base, an internal ground plane, a PCB, and a multi-band antenna. The base can be coupled to the cover to define an internal volume, with the internal ground plane positioned there between. The PCB can include a base PCB portion and a first PCB portion. The multi-band antenna can comprise a radiating element formed on the first PCB portion, the radiating element comprising an upright radiating portion and a head radiating portion. The radiating element can be configured to move from a first configuration prior to engagement with the cover to a second configuration when the cover is coupled to the base. In the first configuration, the upright radiating portion can be coplanar to the head radiating portion, and in the second configuration, the upright radiating portion can be at an angle relative to the head radiating portion.

The invention discloses an electrically-controlled beam scanning leaky-wave antenna and communication equipment, belongs to the technical field of antennas, and is used for solving the problems that an existing antenna is complex in structure and the beam scanning angle is limited under a fixed frequency. The electrically controlled beam scanning leaky-wave antenna comprises a gap waveguide and a plurality of radiation units. The gap waveguide comprises a cover plate and a metal bottom plate which are oppositely arranged, and a ridge structure arranged on the upper surface of the metal bottom plate in the transmission direction of the electromagnetic waves, and the gap waveguide is used for transmitting the electromagnetic waves in a traveling wave mode; the plurality of radiation units are sequentially arranged on the cover plate along the extension direction of the ridge structure; each radiation unit comprises a radiation patch, two radiation slots and two electric control switches which are sequentially arranged from top to bottom, and the radiation slots and the electric control switches are distributed in a central symmetry manner relative to the radiation patch; and each electric control switch is used for controlling the working state of the corresponding radiation slot so as to regulate and control the radiation phase of the radiation unit and realize beam scanning.

An antenna structure includes a feeding radiation element, a first radiation element, a second radiation element, an extension radiation element, and a dielectric substrate. The feeding radiation element has a feeding point. The first radiation element is coupled to a ground voltage. The first radiation element is adjacent to the feeding radiation element. The second radiation element is coupled to the ground voltage. The second radiation element is adjacent to the feeding radiation element. The extension radiation element is coupled to the first radiation element. The feeding radiation element and the second radiation element are at least partially surrounded by the first radiation element. The feeding radiation element, the first radiation element, the second radiation element, and the extension radiation element are all disposed on the dielectric substrate.

An antenna structure includes a ground element, a feeding radiation element, a connection radiation element, a conductive via element, a first radiation element, a second radiation element, a third radiation element, and a nonconductive support element. The feeding radiation element is coupled through the connection radiation element to the ground element. The conductive via element is coupled to the feeding radiation element. The first radiation element, the second radiation element, and the third radiation element are coupled to the conductive via element. A slot is formed between the first radiation element and the second radiation element. The nonconductive support element has a first surface and a second surface which are opposite to each other. The conductive via element penetrates the nonconductive support element. The ground element, the feeding radiation element, and the connection radiation element are disposed on the first surface of the nonconductive support element.

The present invention provides a dual board patch array antenna, comprising: a radio board; a first-layer antenna board and a second-layer antenna board; the ground plane of the radio board is in contact with the first radiation ground plane of the first-layer antenna board through a patch-type conductive pad to form an extended ground area of ground connection; the probes of the radio board pass through and contact the patch microwave transmission line of the first-layer antenna board to form an electrical connection; wherein the patch microwave transmission line is assigned to the antenna radiating element of the second-layer antenna board as a vertically polarized antenna and a horizontally polarized antenna; the antenna radiating element contacts the first radiation surface on the first-layer antenna board through the conductor pad on the first layer antenna board, so as to expand the radiation surface area of the dual board patch array antenna.

The invention provides a broadband millimeter wave circularly polarized antenna array based on SIW (substrate integrated waveguide) feed, which comprises a first metal layer, a first dielectric layer, a bonding layer, a second metal layer, a second dielectric layer, a third metal layer, a third dielectric layer and a fourth metal layer which are sequentially arranged from top to bottom, an antenna radiation unit is arranged in each quasi-square hollow, and each antenna radiation unit comprises a pair of arrow-shaped main radiation patches and a pair of quasi-square parasitic patches; four SIW rectangular feed cavities are arranged in the second dielectric layer, and a first rectangular slot is arranged in the second metal layer; a one-to-four SIW power division structure is arranged in the third dielectric layer, and a second rectangular slot is formed in the third metal layer and is an energy coupling slot. The broadband millimeter wave circularly polarized antenna array has the advantages of wide circularly polarized working bandwidth, small size, high far-field gain and the like.

This paper describes a multi-port planar antenna system with digital reconfigurability to adjust the beamdirection function of the system. A substrate is provided, and a grid of parasitic elements is printed on the surface of the substrate. One or more driving radiating elements, such as monopole antennas or dipole antennas, are printed on the substrate near the parasitic elements. Switching elements between adjacent parasitic elements are then configured to guide the radiation direction in a specific direction in the azimuth plane. The small form factor of this planar antenna system can be used in MIMO applications employed by fifth-generation (5G) devices such as mobile phones, Internet of Things (IoT) devices, and vehicles.

This application discloses an antenna module and an electronic device, belonging to the field of communication technology. The antenna module includes a radiating element and a feed source. The radiating element includes a first radiator, a second radiator, and a conductive element. The first and second radiators are of the same size, with a first end of the first radiator facing the first end of the second radiator, and a first gap between them. The conductive element has an elongated structure; the first end of the first radiator is electrically connected to a first portion of the conductive element, and the first end of the second radiator is electrically connected to a second portion of the conductive element. Both ends of the conductive element are grounded. The feed source is electrically connected to a third portion of the conductive element, located in the middle region of the conductive element, with the first and second portions distributed on opposite sides of the third portion. Under the feeding action of the feed source, the first and second radiators generate pairs of radiating currents with opposite directions and the same magnitude.

A configurable phased array tile is disclosed including an aperture assembly having a plurality of aperture assembly connectors, a backplane assembly having a plurality of backplane assembly connectors, and a plurality of vertical transmit cards mounted to a corresponding first plurality of aperture assembly connectors and a corresponding first plurality of backplane assembly connectors. The plurality of vertical transmit cards each include a plurality of transmit channels including at least one high power transmit amplifier for powering at least one radiating element mounted to the aperture assembly.

A radio frequency identification tag component includes a metal plate with an upper surface and a lower surface; a radiation element comprising a tag housing, the tag housing is arranged along a side of the upper surface of the metal plate, the tag housing contain therein an IC chip, an antenna and a circuit board electrically connecting the IC chip with the antenna, wherein, the antenna is made of metal, and the antenna has a first segment and a second segment parallel to the upper surface of the metal plate, there is a first spacing between the first segment and the upper surface of the metal plate, and there is a second spacing between the first segment and the second segment, and the upper surface of the metal plate is at an angle to the plane in which the antenna is located.

This application relates to a radiating element and an antenna. The radiating element includes two sets of orthogonally polarized half-wave dipoles and two feed components. Each set of half-wave dipoles includes two radiators arranged at relative intervals. The two feed components are arranged one-to-one with the two sets of half-wave dipoles. Each feed component includes a metal support and a feed element. One end of the metal support is electrically connected to one of the radiators of the corresponding half-wave dipole, and the other end of the metal support is used for grounding. The feed element is electrically connected to the other radiator of the corresponding half-wave dipole. The radiating element provided by this application is small in size and lightweight.

An antenna structure includes a metal mechanism element, a feeding radiation element, a first radiation element, a second radiation element, a third radiation element, a fourth radiation element, a fifth radiation element, a sixth radiation element, and a tuning circuit. A slot is formed in the metal mechanism element. The first radiation element is coupled to the feeding radiation element. The tuning circuit is coupled to the first radiation element. The second radiation element is coupled to the feeding radiation element. The third radiation element is coupled to a first grounding point on the metal mechanism element. The fourth radiation element is coupled to a second grounding point on the metal mechanism element. The fifth radiation element is coupled to a third grounding point on the metal mechanism element.

Multibeam base station antennas include an antenna array that includes a plurality of columns of radiating elements and a beamforming network having at least two rows and two columns of directional couplers, where adjacent pairs of directional couplers in each row are connected to each other by respective ones of a plurality of delay lines, where at least some of the delay lines have a wave shape having multiple peaks and valleys.

To provide an electronic apparatus that achieves both downsizing and communication using various frequency bands.SOLUTION: The antenna includes a first housing, a second housing, a coupling tool for rotatably coupling the first housing and the second housing, a radiation element for radiating or receiving an electromagnetic wave, and a plate material, wherein the coupling tool and the plate material each have electric conductivity and are arranged adjacent to each other, and the radiation element is housed so as to face the plate material. An electronic device according to a preferred embodiment of the present invention includes a first housing, a second housing, a coupler, a radiating element, and a plate member.SELECTED DRAWING: Figure 7

The invention discloses a multi-frequency antenna radiation unit device with a decoupling function, and belongs to the field of mobile communication antennas. The high-frequency radiation unit comprises a balun electrically connected with the reflecting plate and a radiation arm connected to the balun; the low-frequency radiation unit is positioned on the periphery of the high-frequency radiation unit and is arranged on the reflecting plate; the capacitor loading assembly comprises a coupling patch connected with the radiation arm and a capacitor branch connected to the balun, the capacitor branch is located on the side, close to the reflecting plate, of the balun, the coupling patch and the capacitor branch form an additional capacitor connected with the high-frequency radiation unit in parallel, and the total equivalent capacitance of the high-frequency radiation unit is changed through the additional capacitor; therefore, the resonant frequency of the high-frequency radiation unit is shifted out of the low-frequency working frequency band, common-mode resonance generated when the high-frequency radiation unit and the low-frequency radiation unit are adjacently arranged is eliminated, the standing-wave ratio of a low-frequency port is improved, the working bandwidth is widened, distortion of a low-frequency radiation pattern is eliminated, and the coverage quality of a base station is guaranteed.

This invention provides a millimeter-wave isolation circuit and isolator with multiple receiving links. Its millimeter-wave receiving module includes two or more dipole antennas and receiving units connected one-to-one with each dipole antenna. Each dipole antenna and its corresponding receiving unit constitutes a receiving link. The two or more dipole antennas are arranged along their length, with the radiating elements of consecutive dipole antennas connected end-to-end, forming a millimeter-wave receiving antenna array. It is configured to receive the millimeter-wave signal through two or more receiving links and then output two or more identical pulse signals. This invention enables synchronous reception of multiple pulse signals based on a single structure, ensuring minimal time deviation at the receiving end and reducing system power consumption and cost.

Base station antennas include first and second RF ports, a first array of radiating elements that includes a first column of radiating elements, a first additional radiating element and a second additional radiating element, where each of the radiating elements in the first array of radiating elements are coupled to the first RF port and not to the second RF port, and a second array of radiating elements that includes a second column of radiating elements, a third additional radiating element and a fourth additional radiating element, where each of the radiating elements in the second array of radiating elements are coupled to the second RF port and not to the first RF port. The first through fourth additional radiating elements may form a third column of radiating elements that is positioned between the first column of radiating elements and the second column of radiating elements.

Radio module (100, 150, 160, 200, 250, 300, 400, 600), which includes the following: a semiconductor package (102, 202, 402, 602) on which at least one chip (120, 208, 308, 404, 606) and a first coupling pad (124) are arranged, wherein the semiconductor package comprises a first dielectric material (108, 110, 112); and An antenna housing (126, 162, 220, 314, 406, 614) attached to a semiconductor package, comprising at least one radiative element (140, 224) and a second coupling pad (138, 166, 222, 318) communicatively coupled to the first coupling pad, wherein the at least one radiative element is designed to wirelessly transmit or receive a signal, wherein the antenna housing comprises a second dielectric material (132, 134, 164), wherein the first coupling pad is inductively or capacitively coupled to the second coupling pad, and wherein the radiative element is connected to the second coupling pad via an electrically conductive path.

This application relates to the field of automotive radar technology, disclosing an antenna array and an automotive radar. The antenna array includes a substrate, an electromagnetic isolation structure, and a feeding assembly. The substrate is provided with a transmitting part and a receiving part. The transmitting part includes multiple transmitting radiating elements arranged to form a transmitting radiating array. The receiving part includes multiple receiving radiating elements arranged to form a receiving radiating array. The electromagnetic isolation structure is disposed between adjacent radiating elements to suppress electromagnetic coupling between the radiating elements. The feeding assembly is disposed on the substrate and is connected to both the transmitting radiating array and the receiving radiating array. Through the above method, this application embodiment can block the coupling path of electromagnetic waves, thereby improving the overall isolation of the array.

To provide an antenna device which widens an angle of radiation directivity of a radio wave while suppressing an increase in size, and improves a gain of the radio wave in an orthogonal direction.SOLUTION: An antenna device includes an element surrounding portion made of a dielectric material and including a quadrangular prism-shaped recessed portion defined by a bottom surface on which a radiating element is disposed and four side surfaces surrounding the radiating element when viewed in a direction orthogonal to the bottom surface, and a ground layer disposed on a side opposite to the bottom surface. And a power supply unit that supplies power to the radiating element, wherein at least a part of each of two side surfaces facing each other along a deviation direction from the center to the position among the side surfaces is covered with a metal layer.SELECTED DRAWING: Figure 1

This invention discloses a miniaturized broadband omnidirectional antenna, comprising a base plate and a grounding arm, a first radiating element, a second radiating element, a third radiating element, and a fourth radiating element disposed on the same side of the base plate. The first radiating element is spaced apart from the base plate and connected to the base plate via the grounding arm. The second, third, and fourth radiating elements are all located between the first radiating element and the base plate. The second radiating element is connected to both the first and third radiating elements, and the fourth radiating element is connected to the third radiating element. This miniaturized broadband omnidirectional antenna has a simple structure, is integrally molded, and is securely installed. It achieves miniaturization, broadband, and omnidirectional characteristics, with an operating frequency coverage of 2.3 GHz to 5.85 GHz, a VSWR below 1.8, and a bandwidth of 87%.

An antenna module includes an antenna substrate and a feed circuit. The antenna substrate has an upper surface and a lower surface, and a radiating element having a flat plate shape is arranged in the antenna substrate. The feed circuit 105 is mounted on the lower surface of the antenna substrate and supplies a radio frequency signal to the radiating element. The antenna substrate includes a dielectric substrate on which the radiating element is arranged, a ground electrode, a feed wiring, and carbides. The ground electrode is arranged between the radiating element and the lower surface in the dielectric substrate. The feed wiring transmits the radio frequency signal supplied from the feed circuit to the radiating element. The carbides are disposed on at least a part of a side surface connecting the upper surface and the lower surface in the dielectric substrate.