60 results about "High-gain antenna" patented technology

An antenna includes a first substrate, a second substrate, a ground layer and a third substrate stacked from top to bottom, a driving patch disposed below the first substrate, and a first feed-in line and a second feed-in line disposed below the third substrate. The antenna further includes a first feed-out probe and a second feed-out probe, each of which extends from below the driving patch, and penetrates the second substrate, the ground layer and the third substrate. The first feed-out probe and the second feed-out probe respectively connects the first feed-in line and the second feed-in line to the driving patch, so as to transmit a first signal and a second signal received by the first feed-in line and the second feed-in line to the driving patch respectively through the first feed-out probe and the second feed-out probe for the driving patch to output an output electromagnetic wave.

The invention discloses a Terahertz broadband high-gain Vivaldi antenna based on a CPW (Coherent Plane Waveguide) rotary slot line structure, and belongs to the field of Terahertz communication. The antenna adopts an integrated single-layer metal structure on the top layer of a dielectric substrate, and is divided into a radiation arm and a CPW rotating slot line balun along the axial direction. The inner side edge of the radiation arm is a smooth exponential change curve, and the middle exponential gradual change groove forms a broadband traveling wave radiation channel. Periodic grid choke grooves are loaded on the outer side edge so as to suppress edge surface waves and improve a directional diagram. The feed part adopts a CPW to slot line balun structure to realize conversion from an unbalanced mode to a balanced mode, and a fan-shaped radial branch knot is utilized to form a broadband virtual short circuit boundary at a feed point to ensure unidirectional efficient transmission of energy. In addition, a group of string-shaped director patches are arranged in the opening area of the exponential gradual change groove along the central axis, and the wave beam is guided through phase correction. The terahertz planar antenna effectively solves the problems of limited bandwidth and insufficient gain of the terahertz planar antenna, and has the characteristics of compact structure, easiness in integration, excellent radiation performance and the like.

The invention relates to the technical field of antenna testing, in particular to a large-field-intensity testing system and method based on a high-gain antenna. The test system comprises a radiation source generation device and a test assembly, and the radiation source generation device comprises a signal source used for generating an electric signal of a specific frequency; the power amplifier is used for amplifying the electric signal to a required level; the high-gain radiation antenna is used for converting the amplified electric signals into electromagnetic waves, controlling the energy of the electromagnetic waves to be focused in a specific direction and improving the electric field intensity in the specific direction; the test assembly comprises a receiving antenna which is used for capturing electromagnetic waves radiated by a high-gain radiation antenna at a preset position and converting the electromagnetic waves into electric signals to be tested; and the analysis device is used for analyzing the to-be-measured electric signal to measure the electric field intensity of the preset position. By adopting the scheme provided by the invention, the test cost can be effectively reduced and the operability and applicability of the test can be improved on the premise of ensuring the test precision.

A radio communication route enables communication from an originating ground station to a destination ground station via one of multiple randomly orbiting satellites with no active attitude control. The ground stations and satellites include multi-feed parabolic antennas for receiving radio signals from and transmitting radio signals in multiple directions. The satellites store an address of a destination ground station from which an initial information signal is transmitted and antenna information identifying the satellite antenna feed on which the initial information signal was received. Plural satellite antennas transmit linking information identifying the satellite to the originating ground station. Data transmissions received at the originating ground station that designate a particular destination are transmitted by the originating ground station using the antenna on which the linking information was received and the satellite retransmits the data transmission using the satellite antenna feed identified by the stored antenna information.

This application proposes a sliding-window type electrically controlled beam scanning conical antenna array, comprising a conical antenna support, antenna elements, and a beam control network. The conical antenna support consists of 13 trapezoidal surfaces with an elevation angle of 5°. There are 14 antenna elements in total. Two antenna elements located on the same trapezoidal surface are fed to antenna elements on their adjacent trapezoidal surfaces via unequal phase feeding to form two high-gain antennas. These two high-gain antennas combine to form a high-gain beam. Simultaneously, the high-gain antennas combine with their adjacent antenna elements to form a directional beam. The remaining adjacent antenna elements can also combine to form directional beams. The conical antenna array has 12 directional beams, with a pointing angle difference of 30° between adjacent beams. The beam control network can achieve rapid switching between the 12 beams, realizing sliding-window type electrically controlled beam scanning and forming 360° azimuth coverage. This sliding-window type electrically controlled beam scanning conical antenna array significantly reduces costs while possessing sliding-window type electrically controlled beam scanning capabilities.

Provided is a vehicular windowpane in which a wide heating region and a high-gain antenna can coexist. A vehicular windowpane (100) according to an aspect of the present invention is laminated glass obtained by joining a first glass plate (121) and a second glass plate (122) by using an intermediate film (123) interposed between a second main surface (127) and a third main surface (128). A first bus bar (131), a second bus bar (132), and a conductive member (133) provided between the first bus bar (131) and the second bus bar (132) are disposed between the second main surface (127) and the third main surface (128). A slot antenna (140) disposed on the side of a fourth main surface (129) includes a first power supply unit (141), a first element (142), a second power supply unit (143), and a second element (144). At least a portion of the first element (142) overlaps or is in close proximity to the first bus bar (131).

The invention relates to an explosion-proof communication ad hoc network system for an oil cave depot. The explosion-proof communication ad hoc network system comprises terminal equipment, a relay base station and a five-mode mixed signal processing system, the five-mode mixed signal processing system comprises a double-time-slot separation module, a five-mode conversion processing module and an encryption feedback unit. According to the invention, the five-system signal decoding is integrated on one chip, so that the defects caused by multi-chip integration are counteracted while the crossed interconnection of the five-system signals is met; the distribution of the explosion-proof relay base stations is based on a power attenuation rule, so that communication can cover the whole oil cave depot, the safety requirement of 5W low power can be met, the safety power is lower than that of the national standard, and the explosion-proof safety is improved. A high-gain antenna array and a low-loss feeder line system can break through the attenuation limitation of a rock concrete and metal hole body multi-turn path, and the comprehensive coverage of explosion-proof communication is realized.

This application provides a method and apparatus for implementing intersection signal control guidance using a high-gain antenna radar, comprising: obtaining convoy distance and convoy speed; using the convoy distance and convoy speed to determine whether the multiple vehicles are traveling in a platoon; and if so, guiding the vehicles based on the convoy distance and convoy speed. Because vehicles in a traffic flow often appear in convoys, a radar with a high-gain antenna is used to determine whether multiple vehicles at a distance are traveling in a platoon. The system then guides the vehicles in advance based on the convoy distance and convoy speed, providing ample time for the convoy to adjust its driving state, ensuring that the convoy can pass through the signalized intersection in a timely manner upon reaching it, and reducing delays caused by forced interruptions of the convoy.

The application discloses a high-gain antenna for offshore networking communication, comprising a radiation unit group, a reflecting unit and a metal support; the radiation unit group comprises two radiation units, each radiation unit comprises two special-shaped non-closed metal rings, and the two free ends of the special-shaped non-closed metal rings are connected to each other through a first metal connecting column; the two radiation units are arranged side by side, so that the four first metal connecting columns are arranged in the same plane and in parallel, and the centers of the four first metal connecting columns are connected through two second metal connecting columns; the radiation unit group and the reflecting unit are connected through the metal support. The high-gain antenna for offshore networking communication disclosed by the application realizes a single-feed port feeding structure, supports high-power output, has high-gain characteristics, and realizes low wind resistance and high stability of the whole antenna through a full-metal three-dimensional linear array structure, and is not afraid of ocean wind and waves.

The utility model relates to a high gain antenna type USB network card capable of flexibly adjusting angle, which comprises a network card main body, a USB joint, a spacing ring seat, a rotating seat and a telescopic antenna, one end of the network card main body is provided with the USB joint, the other end of the network card main body is provided with the spacing ring seat, the rotating seat is rotatably arranged in the spacing ring seat, and the telescopic antenna is arranged on the rotating seat; in the rotating process, the spring is compressed by pressing the rotating seat, so that the rotating seat is separated from the second limiting ring, subsequent rotation of the rotating seat is facilitated, and after rotation is completed, the spring is restored to the original shape, and the rotating seat is in contact with the inner wall of the second limiting ring, so that the rotating seat is limited, and the rotating seat is conveniently rotated, limited and fixed.

The invention provides a dual-frequency high-gain antenna and a network communication electronic device. The dual-frequency high-gain antenna comprises a substrate, a first radiation assembly, a second radiation assembly, a power division line assembly and a ground feed assembly. The first radiation assembly and the second radiation assembly are respectively arranged on two surfaces of the substrate, the power division line assembly is electrically connected with the first radiation assembly, and the feed ground assembly is electrically connected with the first radiation assembly and the second radiation assembly; the first radiation assembly comprises a plurality of groups of first dipole antennas, every two groups of first dipole antennas are connected in series to form a first dipole antenna pair, and the plurality of first dipole antenna pairs are connected in parallel by the power division line assembly. According to the dual-frequency high-gain antenna, the overall circuit structure of the antenna can be simplified, the overall radiation performance of the antenna can be effectively improved, the problems of interference and attenuation are effectively solved, and therefore the radiation gain and the radiation efficiency of the antenna are improved.

An antenna includes a first substrate, a second substrate, a ground layer and a third substrate stacked from top to bottom, a driving patch disposed below the first substrate, and a first feed-in line and a second feed-in line disposed below the third substrate. The antenna further includes a first feed-out probe and a second feed-out probe, each of which extends from below the driving patch, and penetrates the second substrate, the ground layer and the third substrate. The first feed-out probe and the second feed-out probe respectively connects the first feed-in line and the second feed-in line to the driving patch, so as to transmit a first signal and a second signal received by the first feed-in line and the second feed-in line to the driving patch respectively through the first feed-out probe and the second feed-out probe for the driving patch to output an output electromagnetic wave.

The present invention relates to the field of wireless telecommunication and discloses a compact, high-performance, dual-polarized, quasi-omnidirectional Multiple-Input Multiple-Output (MIMO) antenna system for small cell wireless communications. It develops a flexible platform to realize different arrangements of antenna modules for different applications for 3G, 4G, and 5G wireless systems. It includes multi-band dual-polarized antenna arrays operating at 696 MHz-960 MHz, 1695 MHz-2700 MHz, 3300 MHz-4200 MHZ, 5150 MHz-5925 MHz, high gain antenna array modules, feeding networks, power dividers, reflectors, and a radome. The invention adopts a dual-polarized MIMO antenna structure with multiple radiating antenna arrays with high isolation between radiating elements to achieve compact size, good standing wave ratio, high gain, wide operating frequency range, quasi-omnidirectional antenna pattern, and spatial diversity with less interference. In addition, the antenna structure is fully customizable, highly reliable and durable, easy to manufacture, and easy to deploy in the field.

The utility model provides a high gain antenna and network communication equipment, the high gain antenna comprises a substrate, a first radiation array and a second radiation array, the first radiation array and the second radiation array are arranged on two side surfaces of the substrate, the first radiation array comprises a plurality of first radiators and a ground feed assembly electrically connected with the first radiators; the second radiation array comprises a plurality of second radiators; the plurality of first radiators are arranged on the front surface of the substrate at intervals, and the plurality of second radiators are arranged on the back surface of the substrate at intervals; the plurality of first radiators and the plurality of second radiators are connected in a staggered manner, and the adjacent first radiators and second radiators on the opposite surfaces of the substrate are connected with each other. According to the high-gain antenna provided by the utility model, the complexity of the wiring design of a traditional antenna can be simplified, matching is easier, batch production is facilitated, and the overall radiation gain and radiation efficiency of the antenna are effectively improved.

The utility model provides a high gain antenna, which comprises an antenna body and a metal baffle plate arranged around the antenna body, the antenna body comprises a feed pin, a dielectric substrate and a radiation electrode fixed on the surface of the dielectric substrate, the feed pin is electrically connected with the radiation electrode, and the height H of the metal baffle plate is not greater than the maximum height D of the antenna body. And the minimum distance L1 from the metal baffle plate to the center of the feed needle and the maximum side length L of the dielectric substrate meet the condition that L1 is greater than or equal to 1 / 2 * L. The unique structure that the metal baffle is arranged around the antenna is adopted, the electromagnetic environment around the antenna is effectively changed by means of the reflection, shielding and diversion effects of the metal baffle on electromagnetic waves, and the effect of remarkably improving the antenna gain in a limited space is successfully achieved. The dual requirements of modern electronic equipment for antenna miniaturization and high performance are fully considered, the bottleneck of gain improvement in a limited space in the traditional antenna design is broken through, and powerful support is provided for efficient and stable operation of a satellite navigation system in a complex environment.

Provided is a vehicular window glass in which a wide heating region and a high gain antenna can coexist.　The vehicular window glass (100) according to one embodiment of the present invention has: a glass plate (120) that is attached to an opening of a frame material (150) and has a first main surface (126); bus bars (131), (132) that are formed on the first main surface (126); a plurality of electric heating wires (133) that are connected to the bus bars (131), (132); and a slot antenna (140) that is disposed on the first main surface (126). The slot antenna (140) has a first power feeding unit (141), a first element (142), a second power feeding unit (143), and a second element (144). At least a portion of the first element (142) is connected to or in proximity to a portion of the plurality of electric heating wires (133).

The unmanned aerial vehicle supervision method and the related device are applied to ground communication equipment, the ground communication equipment is in wireless communication with a target unmanned aerial vehicle, the ground communication equipment comprises a directional antenna unit and an image acquisition unit, the visual distance of the image acquisition unit is larger than that of human eyes, and a current image is acquired through the image acquisition unit; determining unmanned aerial vehicle position information in the current image; and generating a rotation angle adjustment instruction of the ground communication equipment according to the unmanned aerial vehicle position information, so that the target unmanned aerial vehicle is located in a directional signal coverage range of the directional antenna unit. The target unmanned aerial vehicle is monitored through the image information acquired by the image acquisition unit, and the angle range between the ground communication equipment and the target unmanned aerial vehicle is dynamically regulated and controlled to form a closed-loop tracking prompt system, so that the ground communication equipment and the high-gain antenna of the target unmanned aerial vehicle can be aligned with each other, and the communication quality is improved.

The application provides a high-gain antenna implementation method based on a polarization-insensitive metasurface, wherein the polarization-insensitive metasurface is composed of a plurality of metasurface unit structures with the same structure arranged periodically; the metasurface unit structure comprises a dielectric substrate and a plurality of metal patches etched on a surface of the dielectric substrate; the key physical dimension of the cross-shaped metasurface unit is controlled to realize the electric resonance and magnetic resonance characteristics of the cross-shaped metasurface unit, and the wideband near-zero refractive index is realized. When the cross-shaped metasurface unit is loaded on a microstrip antenna as a coating, the gain of the antenna can be significantly improved by optimizing the loading height and increasing the number of layers, and the method is effective for linearly polarized antennas and circularly polarized antennas, and provides a new solution for improving the gain of antennas under various polarization conditions.

The utility model relates to a UWB high-gain antenna adopting multiple oscillators. The UWB high-gain antenna comprises a connector and a connecting seat installed on one side of the connector. One end of the connector is provided with a plurality of antenna arrays, the plurality of antenna arrays are axially and sequentially connected in series to form an antenna array, the surface of the connecting seat is provided with a gain piece, the gain piece is used for enhancing antenna signals, the surfaces of the plurality of antenna arrays are provided with a protective cover, the protective cover is used for protecting the plurality of antenna arrays, and the antenna array is formed by overlapping the plurality of arrays. A high-frequency and high-gain antenna is coupled, the frequency range reaches the bandwidth of 6GHz-8.6 GHz, the gain reaches the high gain performance of 8dbi, a plurality of copper tube oscillators are mainly adopted to be connected in series, the floor and the radiator are connected in series for radiation, high-frequency band coverage is achieved, a pressing block is extruded to drive a push plate to move, the push plate extrudes a spring, and the high-frequency band coverage is achieved. And the abutting block at the top of the push plate is separated from the clamping groove, so that the protective cover can be conveniently separated from the connecting seat, and the antenna array can be conveniently protected.

The utility model discloses a novel high gain UWB antenna, and specifically relates to the UWB antenna technology field, the novel high gain UWB antenna comprises a connecting mechanism, and also comprises an antenna body arranged on the top of the connecting mechanism, the antenna body comprises a substrate, a radiation body is fixedly installed on the outer wall of one side of the substrate, a microstrip line is fixedly installed on the bottom of the radiation body, and the microstrip line is provided with a microstrip line. The connecting mechanism comprises an inner core welded to the microstrip line, a connecting base is fixedly installed at the bottom of the inner core, and an external thread connector is fixedly installed at the bottom of the connecting base. According to the utility model, the inner core is welded with the microstrip line, so that the connecting mechanism is connected with the radiator, the U-shaped groove arranged at the inner side of the radiator can form a notch structure, 5G signals coincident with WiFi can be filtered out, antenna energy can be concentrated and antenna gain can be improved through the reflection cambered surface, and the distance and quality of signal transmission can be obviously improved.

The application relates to a high-gain co-aperture dual-polarized antenna array and belongs to the technical field of antennas. First, high-gain antenna units are adopted, so that the antenna arrangement is sparse and has high aperture efficiency; then, low-frequency and high-frequency antenna positions are staggered through 1:4 proportion; finally, the low-frequency antenna dielectric substrate is rotated by 45 degrees to stagger the radiation direction of the high-frequency antenna and reduce the dielectric loss of high-frequency energy. The antenna array has the advantages of convenient installation, stable structure, good grounding and wide bandwidth.

The application relates to the technical field of data collectors, in particular to a WIFI connection data collector which comprises a data collection module, a WIFI communication module, a protocol conversion module and a main control module; the main control module is electrically connected with the data collection module, the WIFI communication module and the protocol conversion module; the collector is connected with a local area network through the WIFI communication module to establish a multi-device communication connection; the protocol conversion module is adapted to multiple industrial data protocols, bidirectional data interaction with PLC or external management software is realized, and digital management after data collection is completed. The application realizes multi-end synchronous data transmission, completely solves the limitation of WIFI single-device point-to-point connection, is matched with a signal amplification unit and a high-gain antenna, the communication distance in an unobstructed environment can reach 100 m, the communication distance in an obstructed industrial environment can reach 50 m, the transmission distance limitation of the WIFI protocol is broken through, the device is loaded with a special protocol conversion module, is adapted to multiple mainstream industrial protocols, and can be directly connected with PLC and industrial management software.

The utility model discloses a signal amplifier and a radio frequency wireless system, the signal amplifier comprises a near-end display assembly and a far-end active amplification assembly, the near-end display assembly is in communication connection with the far-end active amplification assembly; the far-end active amplification assembly comprises a far-end communication module, a far-end monitoring module, a far-end controller, a far-end amplification module, a far-end power supply module and a far-end high-gain antenna; the far-end controller is used for generating a sending signal and receiving a radio frequency signal in a 2.4 G / 5.8 G frequency band; the far-end amplification module is electrically connected with the far-end controller, the far-end high-gain antenna is electrically connected with the far-end amplification module, the far-end monitoring module is electrically connected with the far-end controller and the far-end communication module, and the far-end power supply module is electrically connected with the far-end communication module, the far-end monitoring module, the far-end amplification module and the far-end controller. The antenna is stable in signal, has the advantages of high gain, high efficiency and high reliability, and can meet the remote control requirement.

The application provides a low-RCS F-P resonant cavity antenna based on a lossy metasurface and an AMC structure, which comprises an absorbing partial reflection surface structure located at an upper portion and a feed antenna structure located at a lower portion; the absorbing partial reflection surface structure comprises a lossy metasurface layer, a metal patch common ground layer and a metal patch AMC1 layer, which are spaced apart by first and second dielectric substrate layers; the feed antenna structure comprises an antenna patch layer, a metal ground plate layer, a coaxial structure and a third dielectric substrate layer, the antenna patch layer and the metal ground plate layer are oppositely arranged on the third dielectric substrate layer, and the coaxial structure is connected between the antenna patch layer and the metal ground plate layer. The application adopts a method of analyzing the wave absorption and reflection performance of the two ports of the PRS structure unit, simplifies the process of integrated design of the low-RCS, high-directivity and high-gain F-P antenna, effectively reduces the overall profile of the antenna, and is more easily integrated with other radio frequency devices.

The utility model provides a communication device and a gain adjustment module thereof, the gain adjustment module is applied to the communication device, and the gain adjustment module comprises a circuit board structure and a fixing structure used for fixing the circuit board structure; wherein the thickness of the circuit board structure in the electromagnetic wave propagation direction is smaller than a preset value; the circuit board structure comprises at least one substrate structure, each substrate structure comprises a carrier and a gain adjusting unit arranged on a preset surface of the carrier, and the carrier is made of an insulating material with the dielectric constant smaller than a first preset value. And the gain adjusting unit is made of a metal material of which the conductive constant is greater than a second preset value. According to the antenna, the gain adjusting module which is low in cost and simple in structure is designed, the purpose of high gain of the antenna is achieved, and the overall product performance is effectively improved.

The utility model relates to the technical field of antenna communication, and specifically relates to a polarization-adjustable FPC high-gain antenna. The LED lamp comprises a circuit board, a connecting wire is mounted on the surface of the circuit board, a fixing frame is fixedly connected to the surface of the circuit board, two mounting grooves are formed in the surface of the fixing frame, fixing rods are fixedly connected to the inner surfaces of the mounting grooves of the fixing frame, and an L-shaped Boron is rotationally connected to the arc surface of each fixing rod. A T-shaped plate is slidably connected to the surface of the fixing frame, a lead screw is inserted into the T-shaped plate in a threaded mode, a threaded groove is formed in the surface of the fixing frame, and the lead screw is in threaded connection with the inner surface of the threaded groove of the fixing frame. The problems that due to continuous pressure generated by winding and bending, microcosmic structural damage possibly occurs to a metal wire in the connecting wire, the conductive performance of the wire is reduced, resistance is increased, excessive heat is generated when current passes through, and normal work of the connecting wire is affected are solved.

The utility model provides a high-gain antenna, and belongs to the technical field of antennas. The high-gain antenna comprises a reflecting plate; the two log-periodic antennas are symmetrically arranged relative to the middle vertical plane of the reflecting plate, each log-periodic antenna is provided with a plurality of oscillators, and each log-periodic antenna is provided with a first end provided with the shortest oscillator and a second end provided with the longest oscillator; the second end of each log-periodic antenna is connected to the reflecting plate, and the distance between the first ends of the two log-periodic antennas is smaller than the distance between the second ends of the two log-periodic antennas; the power divider is provided with a first input end and two first output ends, and the two first output ends are respectively connected with the two log-periodic antennas; and the connector is provided with a second input end and a second output end, and the second output end is connected with the first input end. The antenna provided by the utility model has high gain and realizes the consistency of beam width.

The present application relates to a bluetooth earphone, comprising a shell, a high-gain antenna module and a signal processing device, wherein the high-gain antenna module comprises a substrate, a radiation layer and a ground layer, the radiation layer being arranged on a first side surface of the substrate, and the ground layer being arranged on a second side surface of the substrate. The first side surface of the substrate is arranged close to an inner side of the shell where a sound output hole is provided, and the second side surface of the substrate is arranged close to an outer side opposite the inner side of the shell.

The application provides a scissors deployable solar cell array system of a cubic satellite, which comprises a power supply box, a driving transmission device, a pressing release device, a connecting frame, a scissors deployable solar cell array, a deployment device and a locking device. The application is based on the principle of the scissors space deployable mechanism, adopts generalization and modularization design, has natural compactness, large face folding and unfolding ratio and high space utilization rate, has the modularization characteristic, is strong in expandability, can carry more solar cell panels in a unit volume, greatly improves the available power of the load, has strong functionality, and the special shape can provide the passive gravity gradient stabilization and high gain antenna integration advantages for the cubic satellite, the active driving deployment can customize the deployment time sequence, reduces the attitude influence on the cubic satellite in the deployment process, and is suitable for monitoring and communication task satellites and easy to complete orbit rapid deployment.