124 results about "Microstrip patch antenna" patented technology

The invention discloses a broadband high-gain microstrip antenna, which is provided with a rectangular radiation patch, a symmetrical grooving parasitic patch, a dielectric substrate, a metal bottom plate and a polytetrafluoroethylene support column, the rectangular radiation patch and the symmetrical grooving parasitic microstrip are attached to the upper layer of the dielectric substrate; a certain distance is formed between the rectangular radiation patch and the slotted parasitic patch and is used for coupling electromagnetic waves; the upper dielectric substrate is provided with two through holes for feeding; the metal bottom plate and the upper-layer substrate are fixed through four polytetrafluoroethylene supporting columns; a space is reserved in the middle to form an air substrate; and an SMA interface is arranged below the floor. According to the microstrip patch antenna, the forms of differential feeding and parasitic patch adding are adopted, the high gain and broadband characteristics of the microstrip patch antenna are achieved, the profile of the antenna is kept within 0.1 lambda, and the unipolar radiation pattern is achieved while high performance is guaranteed. In addition, the antenna is relatively simple in technical structure and convenient for later processing, can be used as an array unit for arraying, and meets the requirements of modern communication.

The embodiment of the invention provides a ka and k waveband dual-frequency dual-polarization broadband wide-angle scanning common-aperture antenna unit and an antenna array, and relates to the technical field of common-aperture antenna arrays, the antenna unit comprises an antenna unit substrate, a low-frequency antenna, a high-frequency antenna and a wide-angle matching layer; the low-frequency antenna and the high-frequency antenna are arranged in the antenna unit substrate, and the high-frequency antenna comprises a shielding enclosure frame which is located between the low-frequency antenna and the high-frequency horizontal polarization L-shaped feed probe and between the low-frequency antenna and the high-frequency vertical polarization L-shaped feed probe; the wide-angle matching layer is arranged on the front surface of the antenna unit substrate and is positioned above the low-frequency antenna and the high-frequency antenna; wherein the low-frequency antenna is an L-shaped probe coupling microstrip patch antenna with a shielding enclosure frame, and the high-frequency antenna is a slot antenna. The antenna is simple in structure, employs a printed board technology, is very low in processing difficulty, is lower in cost, and is easy to be interconnected with rear-end equipment.

The invention discloses a tight-pitch antenna decoupling method and device based on deep learning and a storage medium. The method comprises the following steps: acquiring tight-pitch antenna data; inputting the tight-spacing antenna data into the antenna decoupling structure prediction model to obtain decoupling structure parameters; performing tight-spacing antenna decoupling processing according to the decoupling structure parameters; the antenna decoupling structure prediction model is obtained through the following steps: obtaining rectangular microstrip patch antenna information; the patch length and the patch width are calculated; establishing a binary antenna model; performing electromagnetic field simulation processing by utilizing a preset script program and electromagnetic simulation software to obtain a simulation result data set; constructing an initial convolutional neural network model; and inputting the simulation result data set into the initial convolutional neural network model according to the mean square error, so that the initial convolutional neural network model is trained to obtain an antenna decoupling structure prediction model. According to the invention, antenna decoupling is realized, and efficiency and accuracy are improved. The method can be widely applied to the technical field of wireless communication.

The invention provides a tri-polarization meter-wave antenna unit which is composed of five dielectric layers and six metal layers. Wherein the six metal layers comprise a top-layer square parasitic patch surrounded by a metal decoupling square ring, a middle square radiation patch, a bottom-layer circular patch loaded by an annular metal short circuit column, a ground plane 1, a feed strip line and a ground plane 2 in sequence from top to bottom. Wherein the lower layer is a circular patch antenna loaded with an annular metal column, and provides a monopole-like vertical polarization horizontal omnidirectional radiation pattern. In the structural design of the upper-layer horizontal polarization radiator, in order to realize the characteristic of horizontal polarization, an edge-fed square microstrip patch antenna structure is adopted, and the antenna is simple in structure, easy to realize and capable of generating two polarized orthogonal directional diagrams in the zenith direction. Meanwhile, a capacitive parasitic patch and a dielectric layer are loaded above the square microstrip patch antenna, so that the Q value can be further reduced, and double resonance points are introduced, so that the bandwidth of the antenna is further expanded.

The invention discloses a novel micro-strip patch antenna and a preparation method thereof, and relates to the technical field of wireless communication, in the structure of the novel micro-strip patch antenna, a plurality of feed branches extend from the part, which is not overlapped with a radiation patch, of a first feed line structure along the width direction, so that the impedance bandwidth is improved; a circular patch structure extends from the overlapped part of the second feeder line structure and the radiation patch along the direction far away from the first feeder line structure, and is short-circuited to the metal ground layer through a metal short-circuit column for widening the impedance bandwidth; compared with the problem that the working bandwidth is very narrow due to the fact that a radiation structure in an existing microstrip patch antenna is only a metal patch and only one resonance point, the microstrip patch antenna has the advantages that the circular patch structure is connected with the metal short circuit column to realize short circuit, and one resonance frequency point is added, so that the bandwidth of the antenna is expanded; and on the basis, the characteristics of simple structure, low processing cost, easiness in integration and the like of the microstrip patch antenna are ensured.

The invention discloses a double-frequency dual-mode fabric antenna with enhanced edge emission gain. The double-frequency dual-mode fabric antenna comprises a radiation patch, an antenna dielectric substrate and an antenna floor, the radiation patch is attached to the upper surface of the antenna dielectric substrate, and the antenna floor is attached to the lower surface of the antenna dielectric substrate; wherein a symmetrical side of the radiation patch is respectively provided with a gain improving gap, the other side of the radiation patch extends outwards to form a microstrip feeder line, impedance matching gaps are respectively arranged between two sides of the microstrip feeder line and the radiation patch, and the antenna adopts a scheme of a microstrip line side-fed square microstrip patch antenna. The flexible wearable dual-frequency dual-mode antenna is simple in structure, meets the requirements of an on-body communication mode, is very small in-band gain fluctuation, is obviously higher than an existing flexible wearable dual-frequency dual-mode antenna in edge emission gain under the condition of guaranteeing the simple structure, and effectively improves the communication quality of an in-body communication mode.

Systems and methods are described herein for providing a direct radiating antenna (DRA) for installation on a communication satellite. The DRA is a phased array of microstrip patch antennas implemented in a very compact profile on a planar substrate. Embodiments of array are implemented as an array of radiating element configurations, each having a microstrip radiating element (e.g., a square patch) coupled to a first side of the planar substrate, amplifiers coupled to a second side of the planar substrate, and filters (e.g., diplexers) coupled between the radiating elements and amplifiers. A thermal conduction layer (e.g., a graphoil or vapor chamber layer) is thermally coupled with the second side of the planar substrate, and a thermal radiation layer (e.g., an optical solar reflector) is thermally coupled with the thermal conduction layer.

The invention relates to a microstrip patch antenna based on an antipodal double-helix groove, which comprises the antipodal double-helix groove, a patch, a substrate, a grounding plate and a coaxial probe, and is characterized in that the substrate is mounted on the grounding plate, the patch is mounted on the substrate, the antipodal double-helix groove is formed in the patch, and the coaxial probe sequentially penetrates through the grounding plate, the substrate and the patch; the coaxial probe is used for feeding the patch, and a radio frequency electromagnetic field is generated between the patch and the grounding plate. According to the microstrip patch antenna, the antipodal double-spiral grooves are formed, the path length of current flowing through the patch is increased, the resonant frequency of the antenna is reduced to a large extent, meanwhile, the good radiation characteristic is kept, the antenna radiation efficiency is high, the directional diagram is regular, and the electrical size of the microstrip patch antenna is reduced while the high radiation efficiency is kept.

Embodiments herein disclose an antenna system comprising a plurality of panel comprising at least one Multiple Input Multiple Output (MIMO) antenna array, including a plurality of microstrip patch antenna elements and stacked patch antenna elements. The microstrip patch antenna elements, configured in a linear array, facilitate a lower operating frequency, while the stacked patch antenna elements, placed atop the microstrip patch antenna elements, achieve a higher operating frequency. The stacked patch antenna elements are connected in series and oriented at a predefined angle of 90° relative to the microstrip patch antenna elements. A panel from the plurality of panels is arranged at a pre-defined angle of 90° relative to an adjacent panel from the plurality of panels for polarization diversity to obtain the multifunctional shared aperture 8N-port MIMO antenna system.

The application discloses a dual-polarized microstrip patch antenna applied to a millimeter wave phased array, and belongs to the field of radio frequency front ends.The antenna mainly comprises two substrates and two patch structures, wherein the top patch is fed by two coaxial probes, the feeding port has two feeding slits, and the bottom patch is in a cross shape, which increases the cross-polarization ratio of the dual-polarized antenna radiation.The antenna realizes the dual-polarized characteristic at H plane + / -45 DEG, the 10dB relative bandwidth is 38.9%, and the radiation pattern half-power beam width is greater than 100 DEG. The antenna has the characteristics of simple structure and simple manufacturing, and can be rapidly printed and manufactured by adopting a planar microstrip structure.

An antenna-based system for hyperthermia treatment of breast cancer, consisting of: a G-shaped microstrip patch antenna configured for operation at an ISM frequency of 434 MHz and having dimensions of 3.6 cm × 3.8 cm × 1.6 cm; an aluminum cavity chamber to accommodate the G-shaped microstrip patch antenna; a coaxial feed line configured to allow an impedance matching of 50 ohms to the G-shaped microstrip patch antenna; a bolus of deionized water configured to surround the aluminum cavity chamber, wherein the bolus of deionized water is further configured to serve as a cooling medium for controlling the skin surface temperature, and wherein the bolus of deionized water is further configured to reduce hotspots and improve the radiation efficiency of the G-shaped microstrip patch antenna; and A polyethylene film was positioned between the G-shaped microstrip patch antenna and the bolus of deionized water to prevent interference between the G-shaped microstrip patch antenna and a breast tissue phantom.

The invention provides a multi-frequency-point low-power-consumption ultra-wideband radio frequency array near-field non-contact detection method and system, and relates to the technical field of ultra-wideband near-field detection, and the system comprises an MIMO array system which comprises an ultra-wideband signal transmitting module, an ultra-wideband signal receiving module, a transmit-receive conversion control module and an MIMO array. A plurality of symmetrical transmitting and receiving units of the MIMO array share the same MIMO physical array, wherein each array unit adopts a microstrip patch antenna; information transmission is carried out through a signal interface, and the MIMO array unit sequentially transmits ultra-wideband radio frequency signals to a near-field area, synchronously and sequentially receives echo signals of a measured object and carries out multi-frequency-point sampling; the ultra-wideband radio frequency detection signal is composed of a plurality of detection pulses, and the echo signal of each detection pulse is sampled at a plurality of frequency points. According to the multi-frequency-point low-power-consumption ultra-wideband radio frequency MIMO array near-field non-contact detection method disclosed by the invention, the detection data acquisition speed is improved.

The application discloses an array antenna applied to three-dimensional multi-target arbitrary power distribution wireless energy transmission, and belongs to the field of wireless energy transmission. The array antenna comprises a transmitting antenna and a receiving antenna, and a plurality of transmitting antenna array units and a plurality of receiving antenna array units are arranged in the transmitting antenna and the receiving antenna respectively. In the transmitting antenna, the distribution of the plurality of transmitting antenna array units is divided into two layers, the transmitting antenna array units in each layer are arranged to form a circle, and an open three-dimensional space is formed. In the receiving antenna, the plurality of receiving antenna array units are distributed on two parallel planes, and the two planes are located at the center of the three-dimensional space formed by the transmitting antenna. The transmitting antenna array unit is a rectangular microstrip patch antenna. The array antenna can meet the application scene of three-dimensional multi-target arbitrary power distribution wireless power transmission.

The present invention relates to a dual-polarization phased array antenna and a dual-polarization phased array weather radar. Among them, the dual-polarization phased array antenna arranges multiple dual-polarization line feeds on a transverse cylindrical support surface to form a transverse cylindrical dual-polarization (polarization) microstrip patch antenna, thereby realizing the simultaneous transmission and reception of two polarization (polarization) signals in the horizontal and vertical directions, and can ensure a digital multi-beam signal with unchanged beam width, unchanged antenna gain, and unchanged dual-polarization performance. The dual-polarization phased array weather radar provided by the present invention adopts the transverse cylindrical dual-polarization (polarization) microstrip patch antenna formed as described above, which can ensure the consistency of weather detection at different scanning angles and improve the accuracy of three-dimensional construction of weather targets. At the same time, it can simplify the requirements for calibration of existing phased array weather radars and improve the adaptability of dual-polarization phased array weather radars.

The application discloses a library high-density book management system and a management method thereof, and belongs to the field of library management. The library high-density book management system comprises a multi-mode SAW sensing label, a reader-writer head terminal, and a regional controller. The reader-writer head terminal is arranged at the top center of each bookshelf unit at an interval of 3-5 meters. The reader-writer head terminal is composed of a small linear array of 4-8 microstrip patch antennas, generates high-frequency pulses, and receives reflected signals, and is used for accurately measuring echo arrival time and phase. The regional controller is arranged in each reading room or area, and is responsible for managing all reader-writer head terminals in the area. The regional controller is a controller with a built-in FPGA, and realizes real-time beam control and signal processing. The application realizes passive sensing of the physical state of books, and realizes high-precision positioning through a beam arrival time difference.

The application discloses a broadband low radar scattering cross section antenna loaded with an ATFSS, which comprises three layers of dielectric plates, namely, an upper layer plate, a middle layer plate and a lower layer plate, the upper surface and the lower surface of the upper layer plate are attached with wave absorbing structures, the lower surface of the middle layer plate is attached with a band-pass FSS structure, the upper surface of the lower layer plate is attached with a patch antenna, the lower surface of the lower layer plate is a metal ground plate, coaxial line feeding is adopted, and the upper layer plate, the middle layer plate and the lower layer plate are all air cavities. The broadband low radar scattering cross section antenna adopts the wave absorbing structure with a multi-resonance structure and the band-pass FSS structure, can realize the integrated characteristics of wave absorption and wave transmission, and the wave absorbing structure and the band-pass FSS can be loaded as a coating above the microstrip patch antenna to realize the RCS reduction in a wide frequency band under the condition of ensuring the normal radiation of the antenna.

The invention discloses an ice layer thickness sensor based on a dual-frequency antenna and a measuring method, belongs to the technical field of radio frequency sensing, and aims to solve the problems of small measuring range, misjudgment in a transition area and poor environmental interference resistance of a single-frequency microwave phase detection method. The sensor comprises a metal shell, a radio frequency board, a core control board, a double-frequency microstrip patch antenna, a double-frequency signal generator, a power division circuit, an amplitude-phase detector and an algorithm processing module. The dual-frequency microstrip patch antenna adopts a transmitting-receiving integrated structure, a reference signal and an incident signal are separated through a power division circuit, a dual-path phase difference is extracted through an amplitude-phase detector, and an algorithm processing module is used for solving the thickness of an ice layer based on a bilinear interpolation algorithm in combination with a thickness-phase difference two-dimensional characteristic plane. Through dual-frequency signal physical cooperation and algorithm fusion, large-range, high-precision and high-robustness ice layer thickness non-contact detection is realized, and the method is suitable for real-time monitoring of scenes such as road ice layers and the like.

The present application provides a method and device for generating spoofing interference for authorized users. Among them, the planar array antenna is composed of microstrip patch antennas with small volume and low cost arranged in a plane according to a set rule. It neither needs to divide the sub-spatial domain or sub-spherical surface in advance, nor does it need to specially design the coverage area of the planar array antenna. Therefore, it is significantly superior to the existing methods in terms of volume, cost, power consumption, and deployment. During the process of satellite navigation signal purification, the obtained optimal weight vector is the optimal weight vector in the sense of minimum variance distortionless response. On the one hand, it has strong amplitude and phase compensation capabilities, so the requirements for the amplitude and phase of the RF channel are significantly reduced compared with the existing methods, which is conducive to engineering implementation. On the other hand, in the presence of external interference and transceiver mutual interference, the array antenna pattern forms a depression in the direction of the interference with dominant power, thereby avoiding the influence of interference and mutual interference on satellite navigation signal purification.

The utility model discloses a microstrip patch antenna which comprises a dielectric substrate and a radiation patch. The radiation patch is arranged on the dielectric substrate, the radiation patch is E-shaped, the parallel edge of the E-shaped radiation patch is defined as a first sub-radiation patch, the vertical edge of the E-shaped radiation patch is defined as a second sub-radiation patch, and the length of the first sub-radiation patch is larger than or equal to 2.1 mm and smaller than or equal to 2.5 mm. The E-shaped structure enables the current to bypass between the first sub radiation patch and the second sub radiation patch, which is equivalent to increasing the electrical length of the radiation patch and reducing the resonant frequency of a fundamental mode, so that the low-frequency band bandwidth is broadened; the edges of the first sub-radiation patch and the second sub-radiation patch can generate strong electromagnetic field coupling to excite an additional parasitic resonance mode, so that the frequency band is further widened, and the bandwidth of the microstrip patch antenna is effectively widened. Wherein the first sub radiation patch of 2.1 mm to 2.5 mm enables the resonant frequency of the microstrip patch antenna to range from 43.7 Ghz to 55.1 Ghz, the relative bandwidth is 23%, and high bandwidth is achieved.

This invention discloses a miniaturized filtered circularly polarized microstrip patch antenna, comprising: an upper dielectric substrate and a lower dielectric substrate; a main radiating patch is printed in the middle region of the upper surface of the upper dielectric substrate; a first rectangular slot is provided on the main radiating patch; unequal-length cross-shaped patches and longitudinal rectangular parasitic patches are printed on the lower surface of the upper dielectric substrate; a short-circuit parasitic patch and a longitudinal grounded microstrip feed line are printed on the upper surface of the lower dielectric substrate; a ground plane is printed on the lower surface of the lower dielectric substrate; a second rectangular slot is formed at the upper left corner of the main radiating patch, and a protruding rectangular protrusion is provided at the upper right corner of the main radiating patch. This invention utilizes the advantages of the patch antenna's low profile and small size to achieve miniaturization, can generate three circularly polarized radiation frequencies to achieve broadband circular polarization performance, and can generate two radiation nulls to achieve bandpass filtering response.

The present invention relates to the field of millimeter wave antennas, and specifically to a circularly polarized millimeter wave lens antenna device, comprising a base, a dielectric lens, a horn antenna and a feed source; the feed source comprises a first layer of copper foil, a second layer of copper foil, a third layer of copper foil and a fourth layer of copper foil; a microstrip patch antenna is arranged on the first layer of copper foil; a square hole is arranged on the second layer of copper foil; the third layer of copper foil, the fourth layer of copper foil, a dielectric plate C and a metallized blind hole array constitute an L-shaped substrate integrated waveguide; two orthogonal slits are arranged on the third layer of copper foil; a Langer 3dB coupler is arranged on the fourth layer of copper foil, and its 0° / 90° port is connected to both ends of the L-shaped substrate integrated waveguide; the dielectric lens is connected to the base; and the horn antenna is connected to the dielectric plate A. The present invention can realize circular polarization, high gain, narrow beam, low side lobe and wide bandwidth of the antenna to improve the performance of the radar system.

A microstrip antenna comprises a substrate, a grounding layer located on the second side of the substrate, a first patch located on the first side of the substrate, and a second patch located on the first side of the substrate. The first patch is connected to the first port. The second patch is separate from the first patch and is connected to the second port. A plurality of short-circuit through holes connected with the grounding layer are formed in the first patch and the second patch respectively. The radiation pattern of each unit also has an RPD characteristic, which is very promising for a large-scale MIMO or array antenna.

A microstrip patch antenna and a communication device. The microstrip patch antenna comprises a dielectric plate, a microstrip dipole, a feed line, a first ground plate and a second ground plate. The microstrip dipole, the feed line, the first ground plate and the second ground plate are located on the same surface of the dielectric plate, and the feed line is connected to the microstrip dipole; the first ground plate, the second ground plate and the feed line are located on the same side of the microstrip dipole, and in the extension direction perpendicular to the feed line, the first ground plate and the second ground plate are located on two sides of the feed line; the first ground plate is block-shaped, and the second ground plate is provided with a slot.

The present application discloses a novel microstrip patch antenna and a preparation method thereof, and relates to the field of wireless communication technology. In the structure of the novel microstrip patch antenna, a portion where the first feed line structure does not overlap with the radiation patch extends a plurality of feed branches in the width direction, so as to improve the impedance bandwidth; a portion where the second feed line structure overlaps with the radiation patch extends a circular patch structure in a direction away from the first feed line structure, and is short-circuited to a metal ground layer through a metal short-circuit column, so as to widen the impedance bandwidth; compared with the existing microstrip patch antenna in which the radiation structure is only a metal patch and has only one resonance point, resulting in a very narrow working bandwidth, the circular patch structure is connected to a metal short-circuit column to achieve short-circuiting, thereby adding a resonance frequency point, so as to widen the bandwidth of the antenna, and on this basis, the microstrip patch antenna also has the characteristics of simple structure, low processing cost, and easy integration.

The invention discloses a microstrip patch antenna, a UWB antenna and a vehicle, relates to the technical field of vehicle-mounted antennas, and is used for expanding the bandwidth of the microstrip patch antenna. Comprising a radiation patch unit, a parasitic patch unit, a reference ground and a feed structure, the reference ground is opposite to the radiation patch unit and the parasitic patch unit and is arranged at intervals; the feed structure is used for feeding an excitation signal into the radiation patch unit; the parasitic patch unit is located on the peripheral side of the radiation patch unit, and the parasitic patch unit and the radiation patch unit are coplanar and arranged at intervals.

The invention relates to a small broadband microwave anechoic chamber based on a non-uniform artificial surface, the small broadband microwave anechoic chamber comprises a 36-polygon cylindrical shell, a broadband artificial medium wave-absorbing unit and a transmitting antenna, the broadband artificial medium wave-absorbing unit is attached to the inner wall of the 36-polygon cylindrical shell, edges are uniformly arranged on the 36-polygon cylindrical shell at intervals along the perimeter direction of the outer side of the 36-polygon cylindrical shell, and the transmitting antenna is arranged on the outer side of the 36-polygon cylindrical shell. A transmitting antenna is attached between every two adjacent edges, and the transmitting antennas are microstrip patch antennas. The broadband artificial medium wave-absorbing unit can effectively absorb 8-12 GHz electromagnetic waves incident at 0-70 degrees, has the advantages of multiple angles, broadband and high absorptivity, and provides a high-quality low-reflection test environment for scenes such as antenna measurement and microwave imaging which have strict requirements on the electromagnetic environment; the device is small in size, compact in structure and easy to install and integrate, the used materials are common materials, large-scale expansion is easy, and the device has the advantages of being passive, easy to machine and low in cost.

This application belongs to the field of antenna technology and relates to an ultra-wideband microstrip patch antenna, comprising: a rectangular dielectric layer, a radiating layer disposed on top of the dielectric layer, and a floor layer disposed at the bottom of the dielectric layer; the radiating layer is an axisymmetric structure, comprising: a rectangular microstrip line and a circular first radiating patch; one end of the microstrip line is connected to one end of the first radiating patch, the other end of the microstrip line is perpendicularly connected to an edge of the dielectric layer, and a gap is formed between the other end of the first radiating patch and the edge of the dielectric layer; the floor layer partially overlaps the microstrip line and does not overlap with the first radiating patch; the floor layer is a rectangular structure axially symmetrically distributed about the microstrip line; one long side of the floor layer coincides with one side of the dielectric layer. This application can achieve ultra-wideband.

The application provides a broadband wide-angle scanning microstrip antenna unit structure and an antenna array. On the basis of ensuring a low profile of the antenna, the broadband wide-angle scanning capability of the microstrip patch antenna is realized through structural design, meanwhile, space is reserved as a design area of an optical radar, and an antenna unit for integrated design of an optical / electrical radar array is realized. Technical problems that the antenna bandwidth is narrow in the prior art, and the profile, volume and weight of the antenna affect the performance of the radar are solved.

The antenna is of a layered structure and comprises a first dielectric substrate and a second dielectric substrate which are arranged in parallel, an air layer is arranged between the first dielectric substrate and the second dielectric substrate, a rectangular parasitic metal patch is arranged on the upper surface of the first dielectric substrate, and the rectangular parasitic metal patch is arranged on the lower surface of the second dielectric substrate. Each rectangular parasitic metal patch is connected with a continuously bent metal stub line; a rectangular driving metal patch is arranged on the upper surface of the second dielectric substrate, and a metal ground is arranged on the lower surface of the second dielectric substrate. The wide axial ratio bandwidth and circular polarization self-decoupling of the laminated microstrip patch antenna can be realized without an additional decoupling structure or circuit, and the antenna has the characteristics of simple structure, wide axial ratio bandwidth, self-decoupling, multi-antenna expansion, easy integration and the like, and is suitable for satellite communication, global positioning system, mobile communication and the like.

The invention discloses a high-transmittance microstrip patch antenna and a manufacturing method thereof, the high-transmittance microstrip patch antenna comprises a transparent substrate base material, one surface of the transparent substrate base material is provided with a radiation unit metal grid layer, the other surface of the transparent substrate base material is provided with a grounding plate metal grid layer, the upper surface and the lower surface of the transparent substrate base material are provided with grooves, and the upper surface and the lower surface of the transparent substrate base material are respectively provided with a metal grid layer. The groove is filled with conductive metal to form a conductive metal layer, and the radiation unit metal grid layer and the grounding plate metal grid layer are embedded into the groove; through the structure of embedding the metal grids in the grooves and the complementary topology design, while the radiation unit maintains the solid grids to guarantee the radio frequency performance, the metal shading area is reduced through the hollowing of the grounding plate, and the collaboration of the visible light wave band transmittance and the square resistance is remarkably optimized in combination with the metal thickness gradient formed by the depth difference of the grooves; a double-sided alignment laser system is adopted to realize the alignment precision, and the problem of port isolation deterioration caused by pattern dislocation is radically inhibited.