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CN-122000696-A - Super-surface unit, super-surface structure and electronic equipment

CN122000696ACN 122000696 ACN122000696 ACN 122000696ACN-122000696-A

Abstract

The application discloses a super-surface unit, a super-surface structure and electronic equipment, and relates to the technical field of communication. The super-surface unit comprises a phase compensation component and a regulating component, wherein the regulating component comprises a first dielectric plate, a first metal patch and a plurality of adjustable devices, the first dielectric plate is stacked on the phase compensation component, the first metal patch is circumferentially arranged on the first dielectric plate, the plurality of adjustable devices are alternately arranged on the first metal patch along the circumferential direction of the first metal patch, the adjustable devices have a conducting state and a disconnecting state, and the super-surface unit is in a transmitted electromagnetic wave state or a reflected electromagnetic wave state by switching the on-off states of the adjustable devices. The application can at least solve the problem that the antenna can not realize gain improvement in multiple directions.

Inventors

  • ZHAO DONGHAO

Assignees

  • 中兴通讯股份有限公司

Dates

Publication Date
20260508
Application Date
20241106

Claims (13)

  1. 1. A subsurface unit, characterized by comprising a phase compensation assembly (11) and a regulation assembly (12); The regulating and controlling assembly (12) comprises a first dielectric plate (121), a first metal patch (122) and a plurality of adjustable devices (123), wherein the first dielectric plate (121) is overlapped on the phase compensating assembly (11), the first metal patch (122) is circumferentially arranged on the first dielectric plate (121), and the plurality of adjustable devices (123) are alternately arranged on the first metal patch (122) along the circumferential direction of the first metal patch (122); The adjustable device (123) has an on state and an off state, and the super surface unit (10) is in a transmitted electromagnetic wave state or a reflected electromagnetic wave state by switching the on-off state of the adjustable device (123).
  2. 2. The super surface unit according to claim 1, characterized in that the first metal patch (122) is an annular metal patch located on a side of the first dielectric plate (121) facing away from the phase compensation assembly (11); A plurality of the tunable devices (123) are uniformly distributed over the annular metal patch.
  3. 3. The super surface unit according to claim 1, characterized in that the phase compensation assembly (11) comprises at least one second dielectric plate (111) and at least two second metal patches (112); at least two second metal patches (112) are arranged in a stacked manner, and two adjacent second metal patches (112) are separated by the second dielectric plate (111); The second metal patch (112) at one end of the phase compensation element (11) is stacked on the first dielectric plate (121).
  4. 4. A subsurface unit according to claim 3, wherein the phase compensation assembly (11) comprises a first one of the second metal patches (112), a first one of the second dielectric plates (111), a second one of the second metal patches (112), a second one of the second dielectric plates (111) and a third one of the second metal patches (112), the first one of the second metal patches (112) being located between the first dielectric plate (121) and the first one of the second dielectric plates (111); the second metal patches (112) on opposite sides of each second dielectric plate (111) are different in shape.
  5. 5. The metasurface unit according to claim 4, characterized in that a first one of the second metal patches (112) is a cross-shaped metal patch; the second metal patch (112) is a rectangular metal patch, the rectangular metal patch is provided with a quadrilateral gap, a plurality of strip-shaped gaps and a plurality of bending-shaped gaps, the strip-shaped gaps are respectively positioned at the inner sides of four sides of the quadrilateral gap and are correspondingly communicated, and the bending-shaped gaps are annularly arranged at the periphery of the quadrilateral gap; The third of the second metal patches (112) is a cross-shaped metal patch.
  6. 6. The metasurface unit according to claim 1 or 2, characterized in that the tunable device (123) is a PIN diode or a tunnel diode.
  7. 7. A subsurface structure is characterized by comprising a subsurface unit array; the super surface unit array comprises a plurality of the super surface units (10) as claimed in any one of claims 1 to 6, and phases of electromagnetic waves emitted via the plurality of the super surface units (10) are equal.
  8. 8. The metasurface structure according to claim 7, wherein a plurality of the metasurface units (10) are arranged in an array, a period size of each of the metasurface units (10) is fixed, the phase compensation element (11) of each of the metasurface units (10) includes at least one second dielectric plate (111) and at least two second metal patches (112), at least two of the second metal patches (112) are stacked, and adjacent two of the second metal patches (112) are separated by the second dielectric plate (111); the at least two second metal patches (112) comprise at least two cross-shaped metal patches, the edges of the corresponding cross-shaped metal patches being scaled up or down in length of the quadrilateral in which the edges of the corresponding cross-shaped metal patches are located in the plurality of super-surface units (10), or The at least two second metal patches (112) comprise at least two hollowed-out metal patches provided with slits, the width dimensions of the slits of the corresponding hollowed-out metal patches in the plurality of super-surface units (10) are scaled up or down, or The at least two second metal patches (112) comprise at least one cross-shaped metal patch and at least one hollowed-out metal patch, wherein the hollowed-out metal patch is provided with a gap, the edges of the corresponding cross-shaped metal patches are in a quadrilateral side length in the super-surface unit (10) and are scaled up or scaled down, and the width dimension of the gap of the corresponding hollowed-out metal patch is scaled up or scaled down.
  9. 9. The metasurface structure according to claim 8, characterized in that among the plurality of metasurface units (10), a ratio of a side length of a quadrangle where an edge of the corresponding cross-shaped metal patch between any one of the metasurface units (10) and a target unit is located, or a ratio of a width dimension of the slit of the corresponding hollowed-out metal patch between any one of the metasurface units (10) and the target unit is a scale factor, which achieves a change of phase 360 ° with a shift from 0.8 to 1.2; Wherein the target unit is a supersurface unit (10) located at the geometric center of the supersurface structure (01).
  10. 10. The metasurface structure according to claim 7 or 8, characterized in that the metasurface structure (01) comprises a plurality of the metasurface units (10) arrayed along a first direction and a plurality of the metasurface units (10) arrayed along a second direction perpendicular to the first direction; The number of the super surface units (10) in the first direction is equal to the number of the super surface units (10) in the second direction, forming a square super surface unit array.
  11. 11. An electronic device characterized by comprising an antenna assembly comprising a feed (02) and the super surface structure (01) of any one of claims 7 to 10; The feed source (02) is used for emitting electromagnetic waves; At least part of the super-surface structure (01) is arranged opposite to the feed source (02), and the super-surface structure (01) is used for receiving electromagnetic waves emitted by the feed source (02) and modulating the phase of reflected waves and/or the phase of transmitted waves.
  12. 12. The electronic device according to claim 11, wherein the super-surface structure (01) comprises an array of square super-surface cells; the centers of the feed sources (02) are opposite to the centers of the super-surface unit arrays and are arranged at intervals.
  13. 13. The electronic device according to claim 12, characterized in that a distance between a center of the feed source (02) and a center of the super surface unit array is 0.4 to 0.6 times a side length of the super surface unit array.

Description

Super-surface unit, super-surface structure and electronic equipment Technical Field The application belongs to the technical field of communication, and particularly relates to a super-surface unit, a super-surface structure and electronic equipment. Background Mobile communication has entered the 5G era and began to perform 6G thinking so that higher frequency antennas simultaneously require more coverage distance, and antenna gain is an important indicator of the antenna, which directly affects the coverage distance of the antenna. Currently, the antenna gain is improved by mainly performing an array forming by a plurality of antennas, so that the radiation of all the antennas is superimposed in a desired radiation direction to improve the gain. However, the above-mentioned method needs to increase the volume of the antenna itself, increase the occupied space, and design a relatively complex feed network, which greatly increases the complexity of the antenna. In addition, some antennas currently can only perform gain boosting in one direction, and gain boosting in multiple directions cannot be achieved. Disclosure of Invention The embodiment of the application aims to provide a super-surface unit, a super-surface structure and electronic equipment, which at least can solve the problem that an antenna cannot realize gain improvement in multiple directions. In order to solve the technical problems, the application is realized as follows: the embodiment of the application provides a super-surface unit, which comprises a phase compensation component and a regulation component; The adjusting and controlling assembly comprises a first dielectric plate, a first metal patch and a plurality of adjustable devices, wherein the first dielectric plate is stacked on the phase compensating assembly, the first metal patch is circumferentially arranged on the first dielectric plate, and the plurality of adjustable devices are alternately arranged on the first metal patch along the circumferential direction of the first metal patch; the adjustable device is provided with a conducting state and a disconnecting state, and the super-surface unit is in a transmitted electromagnetic wave state or a reflected electromagnetic wave state by switching the on-off state of the adjustable device. The embodiment of the application also provides a super-surface structure, which comprises a super-surface unit array; the super-surface unit array comprises a plurality of the super-surface units, and phases of electromagnetic waves emitted by the super-surface units are equal. The embodiment of the application also provides electronic equipment, which comprises an antenna assembly, a first antenna and a second antenna, wherein the antenna assembly comprises a feed source and the super-surface structure; The feed source is used for transmitting electromagnetic waves; At least part of the super-surface structure is arranged opposite to the feed source, and the super-surface structure is used for receiving electromagnetic waves emitted by the feed source (02) and modulating the phase of reflected waves and/or the phase of transmitted waves. In the embodiment of the application, the phase compensation component can compensate the phase of the electromagnetic wave signal so as to meet the requirement on the phase of the electromagnetic wave in the signal transmission process; can regulate and control the electromagnetic wave through regulation and control subassembly, specifically, reach first metal paster department after the electromagnetic wave after the phase compensation subassembly carries out the phase compensation gets into first dielectric plate, whether can see through the electromagnetic wave is adjusted to the break-make state through a plurality of adjustable devices, wherein, when adjustable device is the on-state, the super surface unit can realize transmission effect for the electromagnetic wave can see through the super surface unit and continue to propagate, when adjustable device is the off-state, the super surface unit can't realize transmission effect, make the electromagnetic wave can't see through the super surface unit and realize counter-propagating after being reflected. Compared with the related art, the super-surface unit in the embodiment of the application can realize bidirectional propagation of electromagnetic waves, and the antenna adopting the super-surface unit can realize bidirectional gain improvement without increasing the size and complexity of the antenna, thereby reducing the occupied space of the antenna and reducing the cost. Drawings FIG. 1 is a schematic illustration showing a first disassembled view of a subsurface unit according to an embodiment of the present application; FIG. 2 is a schematic view showing a second disassembly of a super-surface unit according to an embodiment of the present application FIG. 3 is a schematic diagram of phase compensation according to an embodiment of the present a