27results about How to "Improve antenna efficiency" patented technology

The invention discloses electronic equipment, and relates to the technical field of communication. The electronic equipment comprises an antenna structure arranged on a frame of the electronic equipment, wherein the antenna structure comprises a first antenna branch knot; a second antenna stub; a third antenna stub; the second end of the first antenna branch knot is opposite to the first end of the second antenna branch knot to form a first breaking joint; the second end of the second antenna branch knot is opposite to the first end of the third antenna branch knot to form a second breaking joint; the first end of the first antenna branch is grounded, and the second end of the third antenna branch is grounded. Wherein a first position on the first antenna branch is grounded through series connection of the first tuning matching and the feed source, a first end of the second antenna branch is grounded after being connected with the first device, and a first end of the third antenna branch is grounded after being connected with the second device; or, the second end of the first antenna branch is connected with a second tuning matching circuit to be grounded, and the second end of the second antenna branch is grounded by connecting a third device and a feed source in series.

The invention relates to the technical field of expanded reality equipment, and provides an optical waveguide assembly and expanded reality equipment, the optical waveguide assembly is used for the expanded reality equipment, the expanded reality equipment comprises a mirror frame, the optical waveguide assembly is installed on the mirror frame, the optical waveguide assembly comprises an optical waveguide substrate, a cover plate and an antenna, and the cover plate is connected with the optical waveguide substrate. The antenna is arranged on the optical waveguide substrate and / or the cover plate. The antenna of the expanded reality equipment is mounted on the optical waveguide substrate or the cover plate of the optical waveguide component on the glasses frame and is far away from the circuit mainboard and other electronic elements in the glasses legs, so that electromagnetic interference from the circuit mainboard and other electronic elements is reduced, the stability of communication signal transmission is ensured, and the communication quality is improved. The signal gain and the antenna efficiency of the extended reality equipment are improved, the communication performance is optimized, and the use experience of a user is improved.

The embodiment of the invention provides a camera decorating part, a shell assembly and electronic equipment, the camera decorating part comprises a decorating part body, the decorating part body comprises a plurality of mutually independent decorating units, a first gap is formed between every two decorating units, every two decorating units are completely separated by the first gap, and the decorating units are arranged in the first gap; at least one decoration unit is provided with a feed point, and the decoration unit provided with the feed point is used for forming an antenna radiator of the electronic equipment. According to the camera decorating part, the shell assembly and the electronic equipment provided by the embodiment of the invention, the problems of limited antenna layout space and high antenna design difficulty in electronic equipment in related technologies can be solved or relieved.

A radio wave sensor device is provided with an oscillator for generating a high-frequency signal, a transmission antenna (10) having a transmission antenna unit (21) and a transmission horn unit (22A), a reception antenna (11) having a reception antenna unit (23) and a reception horn unit (24A), the transmission antenna unit (21) and the reception antenna unit (23) being disposed apart from each other on the same plane, the transmission horn unit (22A) being disposed apart from the reception antenna unit (23), the reception horn unit (24A) being disposed apart from the reception antenna unit (23), and the transmission horn unit (22A) being disposed apart from the reception antenna unit (23), and the reception horn unit (24A) being disposed apart from the reception antenna unit (23). The inner wall of the transmission horn section (22A) and the inner wall of the reception horn section (24A) have a wall section (27) that separates the transmission antenna (10) and the reception antenna (11), and the wall section (27) has wall surface regions that are perpendicular to the plane from the opening end sides of the transmission horn section (22A) and the reception horn section (24A) toward the transmission antenna section (21) and the reception antenna section (23), respectively. The transmitting horn section (22A) and the receiving horn section (24A) are disposed adjacent to each other with a wall section (27) therebetween.

This disclosure relates to an antenna assembly and a terminal device. The antenna assembly includes: a first radiating arm to a third radiating arm and a first matching circuit. A first gap is provided between the first radiating arm and the second radiating arm, and a second gap is provided between the second radiating arm and the third radiating arm. A first terminal of the first matching circuit is connected to the end of the second radiating arm near the first gap, and a second terminal of the first matching circuit is grounded. The first matching circuit has a first state and a second state. When the first radiating arm transmits and receives signals in various low-frequency bands, the first matching circuit is in the first state, so that the second radiating arm has the effect of loading the physical length of the low-frequency signal path, thereby improving the performance and efficiency of the low-frequency band antenna. When the third radiating arm transmits and receives signals in various mid-to-high-frequency bands, the first matching circuit is in the second state, so that the second radiating arm excites a parasitic current mode at the high-frequency signal position, thereby widening the bandwidth of the high-frequency signal and improving the efficiency of the mid-to-high-frequency antenna.

Provided is an antenna structure. The antenna structure is arranged on a metal piece and comprises a first slotted hole, a second slotted hole and a short circuit part. The first slotted hole is formed in the metal piece; the second slotted hole is formed in the metal piece, is positioned on one side of the first slotted hole and is used for feeding in a signal; the short circuit portion spans the first slot, is in a floating state and does not directly contact the first slot. Therefore, the antenna structure can solve the problem that the position of the equipment antenna is limited and improve the bandwidth range of the antenna.

The present specification provides a satellite communication antenna and electronic equipment, the antenna comprises a first radiation branch and a parasitic unit, the parasitic unit is a ring branch, and at least part of the branch is close to the first radiation branch and is coupled, and the parasitic unit is connected to the ground through at least one ground point.The satellite communication antenna of the embodiment of the present specification forms circular polarization by using the coupling effect of the parasitic unit, greatly improves the antenna gain compared with linear polarization satellite antenna, and improves the actual experience of satellite communication.And the radiation direction of the satellite communication antenna is mainly towards the zenith region, so that the antenna efficiency is higher, the satellite searching and communication efficiency in the state of user handheld mobile phone is improved, and the user experience is improved.

The invention relates to the technical field of satellite positioning, and discloses a satellite positioning antenna, which comprises a passive antenna board, an antenna receiving circuit board and a plurality of connecting pieces, the passive antenna plate is provided with a plurality of coupling feed units, a GNSS first frequency radiation unit and a GNSS second frequency radiation unit. The antenna receiving circuit board comprises a feed network and a receiving circuit; the feed network comprises a plurality of feed points and a plurality of couplers which are arranged in one-to-one correspondence with the plurality of coupling feed units; the GNSS feed network comprises a plurality of feed points and a first coupler, a second coupler and a third coupler in the plurality of couplers; the Lband feed network comprises a plurality of feed points and a first coupler, a second coupler and a fourth coupler in the plurality of couplers; the receiving circuit comprises a GNSS receiving circuit coupled to the third coupler, an Lband receiving circuit coupled to the fourth coupler and a combining and amplifying circuit, and the combining and amplifying circuit is coupled to the GNSS receiving circuit and the Lband receiving circuit respectively. According to the invention, receiving of right-handed GNSS signals and left-handed Lband satellite-based signals is realized at the same time by using one set of antenna.

The invention discloses an ultra-wideband spot beam ring-focus antenna, comprising: a main reflector, a sub-reflector, a feed component and a coupler component; wherein the bandwidth of the ultra-wideband is not less than two octaves; the sub-reflector is fixed on the main reflector by more than three support rods; the feed component and the coupler component are both installed on the inner bottom of the main reflector, the feed component is designed with two ports, the coupler component is designed with four ports, the two ports of the feed component are correspondingly connected with two of the ports of the coupler component, the other two ports of the coupler component serve as two input and output ports of the ring-focus antenna, and one input and output port corresponds to left-hand circular polarization, and the other input and output port corresponds to right-hand circular polarization.

The invention provides an intelligent terminal communication antenna assembly and an intelligent terminal. The intelligent terminal communication antenna assembly comprises a circuit substrate, a feeding point, a radiator and a grounding point, wherein the feeding point, the radiator and the grounding point are arranged on the circuit substrate; the circuit substrate is used for being arranged at the edge of a mainboard of the intelligent terminal; the feeding point is used for being electrically connected with a radio frequency link module on a mainboard of the intelligent terminal; the radiator comprises a first end, a radiation section and a second end which are arranged in sequence, and the first end of the radiator is connected with the grounding point; the feeding point is connected with the radiation section and is located between the second end of the radiator and the grounding point; and an antenna clearance area is formed between the second end of the radiator and the circuit substrate. The intelligent terminal communication antenna assembly can be used for wiring on the intelligent terminal mainboard, can be arranged in the intelligent terminal through the circuit substrate, does not occupy external space, is small in occupied space, is adaptive to light and thin equipment, and reduces the cost.

The utility model discloses a kind of multi-channel vehicle-mounted antenna boxes, including the shell of by lower shell and upper shell, still including antenna group being set in the shell;The antenna group includes GNSS antenna, at least two groups of wireless antenna, V2X antenna, BT antenna, two groups of the wireless antenna are respectively arranged in the two sides of the GNSS antenna, two groups of the wireless antenna are symmetrically arranged along GNSS antenna, the V2X antenna is arranged on one group of wireless antenna, and the BT antenna is arranged on another group of wireless antenna;The wireless antenna includes bottom substrate and upper substrate being set on the bottom substrate, the upper substrate is vertically arranged with the bottom substrate, wifi6E antenna is attached on the bottom substrate, 4G antenna is attached on the upper substrate.The overall structure of this antenna box is reasonably designed;Compact structure is installed in car central control position, spoiler and front and rear cross beam etc., with economy, convenient, beautiful, receiving signal strong features.

The invention provides a glass-based AOP phased-array antenna unit and a radar system, and relates to the technical field of antennae, the glass-based AOP phased-array antenna unit comprises a T / R assembly module and an antenna module, the T / R assembly module comprises a first BGA ball array, a first glass-based adapter plate, a glass-based adapter cap, a transceiving multifunctional chip and a transceiving bidirectional amplification chip; the antenna module comprises a glass-based adapter plate 2, an antenna assembly and a BGA ball array 2. The first BGA ball array, the first glass-based adapter plate, the glass-based adapter cap, the second BGA ball array, the second glass-based adapter plate and the antenna assembly are sequentially stacked in a selected direction to form a multi-layer structure. A transceiving multifunctional chip and a retractable bidirectional amplification chip which are mounted on the glass-based adapter plate I and are connected with each other are arranged in the glass-based adapter cap; the vertical parts of the first glass-based adapter plate, the second glass-based adapter plate and the glass-based adapter cap are respectively provided with a TGV structure used for signal transmission. The antenna efficiency can be effectively improved.

The utility model provides a mobile phone antenna unit and a mobile device. The mobile phone antenna unit comprises a common feeding point, a common grounding point, a common radiation arm, a first radiation body, a second radiation body and a third radiation body. The common feeding point and the common grounding point are respectively connected with the common radiation arm; the first radiator, the second radiator and the third radiator are respectively connected with the common radiation arm; the common feeding point, the common grounding point, the common radiation arm and the first radiator form a first antenna loop, the common feeding point, the common grounding point, the common radiation arm and the second radiator form a second antenna loop, and the common feeding point, the common grounding point, the common radiation arm and the third radiator form a third antenna loop. And the first antenna loop, the second antenna loop and the third antenna loop respectively generate resonance of different frequency bands. According to the utility model, three kinds of antenna resonance are realized, the number of antennas is reduced, the occupied space of the antennas in a mobile phone is reduced, and relatively high antenna efficiency is realized in a limited antenna clearance.

The utility model relates to a middle frame assembly and electronic equipment, the middle frame assembly comprises a middle frame, a first matching circuit and a second matching circuit, the middle frame comprises a supporting part and a frame surrounding the supporting part, the frame comprises a top frame, a breaking joint is arranged on the top frame, the top frame located on one side of the breaking joint forms a first antenna radiator, and the second antenna radiator is located on the other side of the breaking joint. A first feeding point, a second feeding point and a first grounding point are arranged on the first antenna radiator at intervals; the first end of the first matching circuit is connected with the first radio frequency end, the second end of the first matching circuit is connected with the first feeding point, and the first matching circuit is used for enabling the first antenna radiator to at least radiate a radiation signal of a first frequency band; the first end of the second matching circuit is connected with the second radio frequency end, the second end of the second matching circuit is connected with the second feeding point, the second matching circuit is used for enabling the first antenna radiator to at least radiate radiation signals of a second frequency band, and the second frequency band is different from the first frequency band. Therefore, the stability of the antenna performance is improved.

The application discloses a foldable electronic device, and belongs to the technical field of communication. The antenna structure of the foldable electronic device comprises a first antenna, a second antenna, a first feed source, a second feed source and a first matching circuit. The first antenna is arranged on the frame of the main screen of the foldable screen, the second antenna is arranged on the frame of the auxiliary screen of the foldable screen, the first antenna and the second antenna are connected with a hinge, and the hinge is arranged between the main screen and the auxiliary screen. The first feed source is connected with a second position of the first antenna away from the second antenna, one end of the first matching circuit is connected with the second position, and the other end is grounded. The second feed source is connected with the second antenna. One tuning branch in the first matching circuit is used for tuning the resonant frequency range of the first antenna, so that the currents generated by the first antenna and the second antenna are in the same direction in the unfolded state. The other tuning branch is used for tuning the resonant frequency range of the first antenna, so that the currents generated by the first antenna and the second antenna are in the same direction in the folded state.

The application discloses an electronic device, and belongs to the technical field of communication. The electronic device comprises a first feed source, a first conductive part and a first radiator with a first branch and a second branch; the first branch and the second branch are connected integrally, the second branch extends along a first direction, and the main body of the first branch extends in a second direction after being bent; the first end of the first branch and the second end of the first branch are grounded respectively, and the first end of the first branch faces the second branch; the first feed source is electrically connected with the first part of the first branch through the first conductive part; or the first feed source is electrically coupled with the first segment of the first branch through the first conductive part; the electrical length of the first branch is 1 / 2 times of a first wavelength, the electrical length of the second branch is 1 / 4 times of a second wavelength, the first wavelength is a wavelength corresponding to a satellite communication frequency band, the second wavelength is a wavelength corresponding to a first frequency band, and the first frequency band is a sub-frequency band with a higher frequency in the satellite communication frequency band or the first frequency band is slightly higher than the satellite communication frequency band.

The embodiment of the application provides a multiplex card holder and a mobile terminal, the multiplex card holder is used for being installed in a card slot of the mobile terminal, and the multiplex card holder comprises a card holder body, an antenna, a feeding point and a feeding point, at least one SIM card insertion cavity is arranged on the card holder body, the antenna is at least formed on one side end surface of the card holder body along a thickness direction, the antenna is arranged along an outer periphery of the SIM card insertion cavity, the feeding point and the feeding point are arranged on an outer side wall of the card holder body, the feeding point is electrically connected with a radiation end of the antenna, and the feeding point is electrically connected with a grounding point of the antenna, wherein the feeding point and the feeding point are configured to be electrically connected with corresponding contact points of the mobile terminal, by arranging the antenna on the card holder body, the antenna setting position limit can be reduced, the antenna performance is improved, and the anti-interference capability is enhanced.

The invention discloses a radiation array antenna implementation structure with multiple parasitic elements, and belongs to the field of antenna design. The invention relates to a radiation array antenna implementation structure with multiple parasitic elements, and provides an antenna implementation structure which can ensure that the structural design is simple and attractive, can be applied to a complex antenna environment, and can remarkably improve the antenna efficiency. According to the multi-parasitic unit radiation array antenna implementation structure, the body radiation branch knot and the parasitic radiation branch knot are adopted to participate in the radiation design at the same time, so that the purpose of improving the antenna performance is achieved; and the number of the parasitic radiation branches can be selected according to the antenna performance requirement, so that the antenna is suitable for various antenna modes, such as application in a single FPC or PCB form, application in combination with a cavity antenna, bracket and FPC soft board attachment in various forms, bracket and LDS / LCP forms in various forms, bracket and iron piece forms and single iron piece forms, and the antenna is suitable for various antenna modes. And the wide applicability of the antenna implementation structure provided by the scheme is ensured.

The invention provides a mobile terminal which comprises a main board and an antenna board, and the main board and the antenna board are arranged in a spaced mode. The tuner is arranged on the main board; the antenna radiator is arranged on the antenna plate; and the first radio frequency line is provided with a first end and a second end, the first end is electrically connected with the tuner, and the second end is electrically connected with the antenna radiator. The mobile terminal can reduce the number of bridging lines between circuit boards.

The utility model provides a double-fed ground mobile phone antenna for MIMO (Multiple Input Multiple Output) and mobile equipment. The double-fed ground mobile phone antenna comprises a feeding point, a first radiation arm, a second radiation arm, a first ground point and a second ground point, the first radiation arm and the second radiation arm are respectively connected with the feeding point; the first ground point and the second ground point are located at two sides of the feeding point, the first ground point is connected with the first radiation arm, and the second ground point is connected with the second radiation arm; the first radiation arm is bent and forms a first slot antenna; the feeding point, the first radiation arm and the first ground point form a first antenna loop; the feeding point, the second radiation arm and the second ground point form a second antenna loop; and a second slot antenna is arranged between the feeding point and the second ground point, and the working frequency of the second slot antenna is matched with that of the second antenna loop. According to the utility model, three groups of resonance are provided while the number and the size of the antenna are reduced, and the antenna has good antenna efficiency and is suitable for an MIMO system in mobile equipment.

The invention discloses an electronic device which comprises a frame body, a first radiator and a second radiator are arranged on the frame body, a first breaking joint is arranged between the first radiator and the second radiator, and a second breaking joint is arranged at one end, away from the first radiator, of the second radiator. The first breaking joint and the second breaking joint are both arranged on the first side edge of the frame body, the length of the first side edge is larger than that of the second side edge of the frame body, and the first side edge is adjacent to the second side edge; wherein the first radiator is provided with a first ground point and a feeding point, and the feeding point is arranged between the first breaking joint and the first ground point; the second radiator is provided with a second ground point, and the current direction of the second radiator is opposite to that of the first radiator; wherein the vertical distance from one end, close to the second breaking joint, of the second radiator to the top of the frame body is smaller than a first value, and the value range of the first value is 11mm-15mm.

A dual-polarization single-pulse waveguide slot antenna array comprises: a metal reflector, a horizontal polarization waveguide port radiation array and a vertical polarization waveguide port radiation array, which are sequentially arranged from top to bottom, a horizontal polarization waveguide power synthesis network connected to the horizontal polarization waveguide port radiation array, a vertical polarization waveguide power synthesis network connected to the vertical polarization waveguide port radiation array, a horizontal polarization sum difference network connected to the horizontal polarization waveguide power synthesis network, and a vertical polarization sum difference network connected to the vertical polarization waveguide power synthesis network. The present invention has a radiation efficiency comparable to that of a single-polarization single-pulse antenna, as well as lower side lobes, and reduces the coupling effect of two polarization signals, has both miniaturization and dual-polarization characteristics, and has an ingenious layout, can meet the requirements of composite and compatible coplanar dual-polarization antenna arrays, and has strong practicality and application prospects.

This application discloses an earphone, relating to the technical field of electronic devices. The earphone includes an antenna assembly and a capacitive detection assembly. The capacitive detection assembly is disposed within the radiation range of the antenna assembly and is configured to generate corresponding electrical signals based on whether the user is wearing the earphone or whether the user performs a touch action. The capacitive detection assembly includes an electrode area and a ground wire. The electrode area is used to generate electrical signals, and the ground wire is looped around the electrode area and spaced apart from it. This application improves the capacitive detection assembly, reducing its impact on the antenna assembly and improving antenna efficiency. Specifically, by using a ground wire looped around the electrode area, it suppresses signals coupled from the antenna assembly to the capacitive detection assembly, reducing the transmission of electromagnetic energy between the antenna assembly and the capacitive detection assembly, thereby achieving shielding and isolation effects and improving antenna efficiency.

The utility model discloses an annular coupling radiation structure antenna, comprising a PCB substrate, a radiation part and a feed ground part, the PCB substrate is used as a basic carrier and can provide physical support for the radiation part and the feed ground part of the antenna; the radiation part comprises a feed arm, a feed welding point is reserved at one end of the feed arm, the other end of the feed arm is connected with a high-frequency coupling radiation surface, the high-frequency coupling radiation surface is partially coupled with a gap of the feed arm, a low-frequency coupling radiation surface is arranged at the tail end of the high-frequency coupling radiation surface in an extending manner, and the low-frequency coupling radiation surface is annular; the feed ground part serves as a grounding area of the antenna and comprises a feed ground welding point located at one end of the feed ground part and a feed ground extension section extending towards the other end of the feed ground part. According to the utility model, the bandwidth of the antenna can be increased under the same size, the current situation that the space requirement and the performance are unbalanced in the existing antenna design is further relieved, and the antenna can realize effective bandwidth resonance with a smaller size requirement, so that the design requirement of the antenna is met in a limited environment.

The utility model provides a three-in-one coupled antenna and a mobile device. The three-in-one coupled antenna comprises a radiation antenna unit and a coupled antenna unit. The radiation antenna unit comprises a feeding point, a common radiation arm, a first grounding point, a first radiation arm and a second radiation arm; the feeding point and the first grounding point are connected through the common radiation arm; the first radiation arm is connected with one end, away from the first grounding point, of the feeding point; the second radiation arm is connected with one end, away from the first grounding point, of the feeding point; the coupling antenna unit is located on the side, away from the first grounding point, of the feeding point and is coupled with the radiating antenna unit to form a coupling loop. Two kinds of resonance are excited through the first radiation arm and the second radiation arm, the third kind of resonance is excited through coupling, the first antenna loop and the second antenna loop are separated from the third antenna loop of the coupling antenna unit, three kinds of frequencies are achieved, interference is reduced, and antenna efficiency is improved.

The utility model relates to the technical field of antenna structures, and discloses a PCB built-in antenna with an adjustable capacitor in order to solve the technical problems of high cost, complex process production and poor stability caused by the fact that an existing antenna design structure can only realize a single fixed frequency. Comprising a substrate used for printing electrodes and installing components, the substrate is provided with seven electrodes and a plurality of combination devices, the first electrode is used for feeding in RF signals, the second electrode and the seventh electrode are distributed on the two sides of the first electrode, and a sixth electrode, a fourth electrode and a third electrode used for signal flowing through are sequentially arranged between the first electrode and the second electrode. A sixth electrode and a fifth electrode through which signals flow are sequentially arranged between the first electrode and the seventh electrode, and combined devices for adjusting antenna parameters are arranged between the electrodes. The first electrode part, the second electrode part and the seventh electrode part are used for generating capacitance to form electromagnetic waves, the needed frequency is achieved by adjusting electrical devices connected with the electrodes, and the signal receiving and transmitting function is achieved.

Provided is an antenna module produced into a multi-layer substrate. The antenna module comprises: a first radiator disposed on an inner area or an upper area of the multi-layer substrate and formed into a first conductive layer to radiate a radio signal; a second radiator disposed in a lower area of the first radiator to be offset from the center of the first radiator, and formed into a second conductive layer to radiate a radio signal; and a feed line connected to the second radiator by means of a signal via, wherein the first radiator and the second radiator overlap on one axis, and the length of the first radiator on one axis and the length of the second radiator on one axis may differ from each other.