1923results about "Elongated active element feed" patented technology

A horizontally polarized omnidirectional multi-band antenna structure includes a substrate and two structurally-symmetric radiators, each being provided on a layout area on one of the two opposite sides of the substrate, and including a X-shaped primary microstrip line, four secondary microstrip lines, four primary stubs, four secondary stubs and four resonators. The primary microstrip line has four end points arranged with the secondary microstrip lines along different extending directions. The primary stubs extend along different directions from four sections of the primary microstrip line. Each secondary microstrip line is provided with one of the secondary stubs. Resonators are provided between four end points of the primary microstrip line and the primary stubs. The antenna structure supports WiFi 6E / WiFi 7 frequency bands including the 2 GHz, 5 GHz and 6 GHz bands, has characteristics of horizontal polarization and omnidirectionality, and effectively satisfies the needs for miniaturized multi-band and wide band antennas.

An electronic device is provided. The electronic device includes a first conductive frame, a second conductive frame, a split portion, a conductive structure disposed inside the electronic device, a first conductive member, and a wireless communication circuit electrically connected to the first conductive frame, the second conductive member, a conductive portion, and the first conductive member, and the second conductive member, wherein the wireless communication circuit may be configured to transmit and / or receive a radio signal by using at least a portion of an electric path provided by the first conductive frame, the first conductive member, the second conductive member, the conductive portion, and the conductive structure by feeding power to the first conductive member and / or the second conductive member.

An antenna structure includes a feeding radiation element, a first grounding radiation element, a second grounding radiation element, a connection radiation element, an extension radiation element, and a dielectric substrate. The feeding radiation element has a feeding point. The first grounding radiation element has a first grounding point. The first grounding radiation element is adjacent to the feeding radiation element. The second grounding radiation element has a second grounding point. The connection radiation element is coupled between the first grounding radiation element and the second grounding radiation element. The extension radiation element is coupled to the connection radiation element. A closed slot is surrounded by the connection radiation element and the extension radiation element. The feeding radiation element, the first grounding radiation element, the second grounding radiation element, the connection radiation element, and the extension radiation element are all disposed on the dielectric substrate.

The invention provides an electronic device which comprises a middle frame, a rear cover, a circuit board, a supporting piece, an antenna first sub-part and an antenna second sub-part, the rear cover is fixed to one side of the middle frame, an inner cavity and an air channel are formed between the rear cover and the middle frame, and the circuit board and the supporting piece are both installed in the inner cavity. The antenna first sub-part is fixed to the side, facing the rear cover, of the supporting piece and electrically connected with the circuit board, the antenna second sub-part is fixed to the side, facing the middle frame, of the rear cover or is a part of the rear cover, at least part of the antenna second sub-part is located in the air duct, and the area, facing the antenna second sub-part, of the rear cover is a non-signal shielding area. And the antenna first sub-part and the antenna second sub-part jointly form an antenna. The antenna area of the electronic equipment is large, and the antenna performance is good.

The invention provides electronic equipment, the electronic equipment comprises an antenna, the antenna takes a conductive part of a frame of the electronic equipment as a radiator, and the experience of a user during satellite navigation or communication can be improved. The antenna further comprises a first feed circuit, a second feed circuit and a tuning circuit. The first feed circuit is used for transmitting an electric signal of a first frequency band, and the second feed circuit is used for transmitting an electric signal of a second frequency band. A controller of the electronic equipment is electrically connected with a tuning circuit of an antenna, and the controller is used for switching the circuit state of the tuning circuit to enable the antenna to work in a first frequency band or a second frequency band.

Various embodiments provide an antenna assembly and associated systems, devices, and methods. The antenna assembly may include two or more antennas, including a first antenna and a second antenna, coupled to a ground plane. The antenna assembly may further include an isolation network coupled to the ground plane between the first and second antennas. The isolation network may include a conductive structure between conductive antenna portions of the first and second antennas, and an isolation circuit coupled between the conductive structure and the ground plane. The isolation circuit may include a resistor, an inductor, and / or a capacitor (e.g., coupled in parallel with one another). Other embodiments may be described and claimed.

An electronic device may be provided with peripheral conductive housing structures, a rear wall, a first antenna, and a second antenna. The first antenna may have a resonating element formed from the peripheral conductive housing structures. The second antenna may have a folded antenna element overlapping the first antenna. The folded element may be disposed on at least three sides of a substrate. The folded element may follow a meandering path along at least two of the sides. A first end of the folded element may be coupled to a positive feed terminal. A second end of the folded element may be shorted to a conductive chassis. The folded element may exhibit minimum peak current magnitude at a surface of the substrate facing the rear wall, minimizing electromagnetic coupling between the first and second antennas and optimizing a radiation pattern of the second antenna through the rear wall.

Embodiments of this application relate to the field of antenna technologies, and disclose a terminal antenna and an electronic device, which can provide good radiation performance in a poor environment. The terminal antenna includes a first radiator, the first radiator is provided with a first feed and a first ground point, and the first ground point is arranged at an end of the first radiator. The first ground point is connected to the first radiator through a first inductor, and a value of the first inductor is included within a range of [5 nH, 47 nH].

This antenna assembly includes: a dielectric substrate; a first region including conductive patterns on one side of the dielectric substrate and configured to radiate a wireless signal; and a second region including a ground conductive pattern and a feed pattern. The conductive patterns may include a first conductive pattern including a first portion and a second portion, a second conductive pattern electrically connected to a first portion of the ground conductive pattern, and a third conductive pattern electrically connected to a second portion of the ground conductive pattern. The size of the second conductive pattern may be smaller than the size of the third conductive pattern. The size of the third conductive pattern may be greater than the size of the first conductive pattern.

A method for manufacturing a nozzle cap, the method including attaching an antenna printed circuit board (“PCB”) strip to an inner cover surface of an antenna cover; and inserting the antenna cover into a scallop defined by a circumferential wall of a cap body to position the antenna PCB strip between the antenna cover and the circumferential wall, the circumferential wall defining an outer wall surface, the antenna cover covering the scallop, the scallop extending radially inward into the circumferential wall relative to a first portion and a second portion of the outer wall surface, the scallop circumferentially positioned between the first portion and the second portion of the outer wall surface.

Base station antennas include a reflector; a first plurality of cross-dipole radiating elements that are arranged as a first array of cross-dipole radiating elements, each cross-dipole radiating element comprising a first dipole radiator having a first dipole arm and a second dipole arm and a second dipole radiator having a third dipole arm and a fourth dipole arm; and a plurality of parasitic monopole elements that are associated with a first of the cross-dipole radiating elements, each parasitic monopole element including a monopole radiator, wherein at least half of each monopole radiator is positioned within a footprint of the first and second dipole radiators of the first of the cross-dipole radiating elements when the first of the cross-dipole radiating elements is viewed from the front.

An antenna structure includes a ground element, a feeding radiation element, a first radiation element, a second radiation element, a shorting radiation element, a third radiation element, and a fourth radiation element. The feeding radiation element has a feeding point. The first radiation element is coupled to the feeding radiation element. The second radiation element is coupled to the feeding radiation element. The second radiation element and the first radiation element substantially extend in opposite directions. The feeding radiation element is further coupled through the shorting radiation element to the ground element. The third radiation element is coupled to the ground element. The third radiation element is adjacent to the first radiation element. The fourth radiation element is coupled to the ground element. The fourth radiation element is adjacent to the second radiation element.

The embodiment of the invention provides a notebook computer, an antenna assembly comprises an antenna support, an excitation source, a grounding area, a feeding point and a flexible conductive piece, a first ventilation opening is formed in the side edge of a first metal shell, a ventilation channel is formed in the antenna support, and the ventilation channel is opposite to and close to the first ventilation opening; the antenna support is provided with a first face facing one side of the display and a second face deviating from one side of the display, the excitation source and the feeding point are arranged on the second face of the antenna support, a grounding area is at least arranged on the second face of the antenna support, and the flexible conductive piece is connected with the grounding area and the first metal shell. The flexible conductive part is located on the side, away from the first ventilation opening, of the excitation source, and the area, directly facing the excitation source, of the first metal shell is provided with a radiation opening or a non-metal part. According to the notebook computer provided by the embodiment of the invention, the influence of the antenna on the all-metal texture of the notebook computer can be greatly reduced, and the design of a narrow frame of the notebook computer is facilitated.

Embodiments of this application provide an antenna structure. The antenna structure includes a first radiation stub, a second radiation stub, and a first feed. The first radiation stub includes two grounding points and a first feed point. The first feed point is located between the two grounding points, and the two grounding points are configured for grounding. The first radiation stub is spaced apart from a ground connected to the two grounding points to form a slot, and the first radiation stub forms a slot antenna. The second radiation stub has a gap with the first radiation stub, and the second radiation stub is coupled to the first radiation stub through the gap. The first feed is electrically connected to the first feed point of the first radiation stub and is configured to provide a first feed signal for the first radiation stub by using the first feed point.

An electronic device is provided. The electronic device includes a housing including a first portion formed of a conductive material, a printed circuit board disposed inside the housing and including a ground, a wireless communication circuit disposed to the printed circuit board and configured to supply power to the first portion of the housing through a feeding path, and a switch circuit. The switch circuit may include a first port connected to a first point of the feeding path, a second port connected to a second point of the first portion, and a third port connected to the ground of the printed circuit board.

The present disclosure provides an antenna, an antenna system and an automobile, belonging to the field of wireless communication technologies. The antenna includes a main antenna, a parasitic antenna and a main board; the main antenna and the parasitic antenna are both located on the surface of the main board, and the plane where the main antenna is located is parallel to the plane where the parasitic antenna is located and the positions are opposite; the feeding point of the main antenna is connected to the feeding transmission line of the main board, and the parasitic antenna is connected to the second grounding end of the main board; wherein, the difference between the resonant frequency point of the main antenna and the resonant frequency point of the parasitic antenna is less than a target threshold. When this antenna is applied in an automobile as a communication antenna of the automobile, such as a 4G communication antenna or a 5G communication antenna, it can achieve 4G or 5G wide-bandwidth coverage, such as full-bandwidth coverage. In addition, this antenna can also improve the out-of-band suppression ratio and enhance the anti-foreign frequency interference characteristics.

Embodiments of the present application provide a foldable electronic device, including an antenna. The antenna utilizes the first frame and the second frame provided in the foldable electronic device as radiators. A partial frame of the first frame serves as a feeding stub, and a partial frame of the second frame serves as a parasitic stub. By providing a slit in the parasitic stub, the radiation aperture of the parasitic stub is increased to improve the radiation characteristics of the antenna, so that the electronic device has better communication performance.

The present invention relates to an antenna device and an electronic device using same, the antenna device having twice as many antennas arranged in the same area so as to be reduced in size by half and be capable of performing high power long-distance transmission. The antenna device according to the present invention comprises: a core printed circuit board having antenna circuits arranged therein; a Yagi-Uda antenna formed on a plurality of printed circuit boards arranged above the core printed circuit board, so as to transmit a single polarization signal; a monopole antenna connected to the Yagi-Uda antenna through a via; and a ground radiation unit arranged below the core printed circuit board so as to be symmetrical to the monopole antenna with respect to the core printed circuit board.

Front end systems and related devices, integrated circuits, modules, and methods are disclosed. One such front end system includes a low noise amplifier in a receive path and a multi-mode power amplifier circuit in a transmit path. The low noise amplifier includes a first inductor, an amplification circuit, and a second inductor magnetically coupled to the first inductor to provide negative feedback to linearize the low noise amplifier. The multi-mode power amplifier circuit includes a stacked output stage including a transistor stack of two or more transistors. The multi-mode power amplifier circuit also includes a bias circuit configured to control a bias of at least one transistor of the transistor stack based on a mode of the multi-mode power amplifier circuit. Other embodiments of front end systems are disclosed, along with related devices, integrated circuits, modules, methods, and components thereof.

The invention provides electronic equipment. The electronic equipment comprises an antenna. According to the antenna, a conductive part of a frame of the electronic equipment is used as a first radiator, and a second radiator is arranged on one side of the first radiator at an interval. A novel antenna structure is formed through the first radiating body and the second radiating body which are arranged adjacently, the first radiating body and the second radiating body are used for generating a composite antenna mode, a low directivity coefficient is achieved, and therefore the electronic equipment has good communication performance in all directions.

An antenna is provided, including a conductive patch and a conductive feed. The patch has several sides. The conductive feed is arranged at a first side of the patch. The feed is connected to the patch along at least a part of the first side. The feed may be tapered away from the patch. One or more conductive short parts may be provided at the first side of the patch. Each short part may be configured either to connect (the first side of) the patch to ground or to connect the feed to ground. Also provided are a transceiver comprising the antenna, and a method of making the antenna.

A mobile terminal includes: a casing including a metal frame and a rear cover, wherein the metal frame is provided with a plurality of slots to divide the metal frame into a plurality of metal parts arranged at intervals; an antenna bracket being provided with a plurality of wirings; a first antenna assembly including a plurality of antenna structures, wherein the plurality of antenna structures are formed based on a plurality of metal parts arranged at intervals and a plurality of wirings, and a working frequency band of the plurality of antenna structures is a sub-6G frequency band; and a second antenna assembly including a plurality of millimeter-wave antenna modules, wherein a working frequency band of the plurality of millimeter-wave antenna modules is a millimeter-wave frequency band.

This application discloses an antenna structure and an electronic device. The antenna structure includes an antenna radiation body, a first coupled radiation branch, a second coupled radiation branch, a first feed, a first matching circuit, and a second matching circuit. The antenna radiation body is located between the first coupled radiation branch and the second coupled radiation branch, there is a gap between the antenna radiation body and the first coupled radiation branch, and there is a gap between the antenna radiation body and the second coupled radiation branch. The first feed is disposed between a first feed point on the antenna radiation body and a ground plane. The first matching circuit is disposed between a first position of the antenna radiation body and a ground plane. The second matching circuit is disposed between a second position of the antenna radiation body and a ground plane.

Described herein are unmanned aerial vehicles (UAVs) and antenna assemblies thereof for shaping radiation patterns in global positioning system applications. For example, an embodiment pertains to an antenna assembly onboard an aerial vehicle. The antenna assembly includes a radiating element coupled to a chassis of an aerial vehicle and positioned in parallel with the chassis, a substrate coupled to the radiating element, a ground plane coupled to the substrate, and a feed cable coupled to the radiating element through the substrate and the ground plane. The ground plane includes a center portion in parallel with the chassis and with the radiating element, and side portions positioned at an angle relative to the chassis and to the radiating element.

The present application provides a foldable electronic device and an antenna system thereof. The antenna system includes a main antenna unit and a parasitic antenna unit. The main antenna unit is an antenna structure having the radiation characteristics of a current loop antenna, including a feeding point and a first radiating branch provided on a first body of the electronic device. The parasitic antenna unit includes a second radiating branch provided on a second body of the electronic device. In the folded state, the first radiating branch and the second radiating branch are at least partially overlapped, and the first radiating branch is used to perform magnetic field coupling with the second radiating branch to form current loop radiation on both the first and second radiating branches, and the current directions in the current loops respectively formed on the first and second radiating branches are the same. In this way, longitudinal currents in the same direction can be simultaneously excited on the folding floor of the electronic device, thereby achieving the purpose of reducing or eliminating the energy consumed in the folded state and improving the antenna efficiency, and effectively solving the problem of poor efficiency of the low-frequency antenna of the electronic device in the folded state.

A lower frequency band antenna for a multiband antenna system and an antenna system comprising the lower frequency band antenna and a higher frequency band antenna are disclosed. The multiband antenna system comprises at least one lower frequency band antenna and at least one higher frequency band antenna, the lower frequency band antenna comprising: a substrate mounting a plurality of dipole arms each comprising a plurality of conductive loops, the substrate and dipole arms forming a frequency selective surface predominantly transparent to the higher frequency band and resonating at the lower frequency band. Each of the dipole arms comprises an array of cells, each cell comprising at least one of the plurality of conductive loops configured as an outer conductive cell loop defining an outer periphery of the cell, a size of the outer conductive cell loop determining the higher frequency band that the frequency selective surface is transparent to, and a number of cells in the array determining the lower frequency band that the antenna resonates at.

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.

An electronic device includes a metal side wall, a first radiator, and a second radiator. The metal side wall has a first slot including an opening end and a closed end. The closed end is disposed on the metal side wall. The opening end extends to an upper edge of the metal side wall to disconnect the upper edge. The first radiator is apart from the metal side wall, and includes a first end and a second end. The first end is a feeding end. The second end is connected to the upper edge of the metal side wall. The second radiator is apart from the metal side wall, and includes a third end and a fourth end. The third end is connected to the upper edge of the metal side wall. The opening end of the first slot is located between the second end and the third end.

An antenna structure includes a ground element, a feeding radiation element, a first radiation element, a second radiation element, a shorting radiation element, a third radiation element, a filter circuit, a proximity sensor, and a tuning circuit. The ground element provides a ground voltage. The feeding radiation element has a feeding point. The first radiation element and the second radiation element are coupled to the feeding radiation element, or are disposed adjacent to the feeding radiation element. The first radiation element is also coupled through the shorting radiation element to the ground voltage. The third radiation element is disposed adjacent to the first radiation element. The third radiation element is coupled through the filter circuit to the proximity sensor. The filter circuit is also coupled through the tuning circuit to the ground voltage.

A mobile device includes a feeding radiation element, a first radiation element, a second radiation element, a grounding radiation element, a shorting radiation element, and a third radiation element. The first radiation element is coupled to the feeding radiation element. The second radiation element is coupled to the feeding radiation element. The first radiation element and the second radiation element substantially extend in opposite directions. The first radiation element is further coupled through the grounding radiation element to a ground voltage. The shorting radiation element is coupled between the feeding radiation element and the grounding radiation element. A closed loop structure is formed by the feeding radiation element, the first radiation element, the grounding radiation element, and the shorting radiation element. The third radiation element is coupled to the ground voltage. The third radiation element is adjacent to the feeding radiation element and the second radiation element.