CN116031637A - 5G antenna and terminal - Google Patents
5G antenna and terminal Download PDFInfo
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- CN116031637A CN116031637A CN202211709034.9A CN202211709034A CN116031637A CN 116031637 A CN116031637 A CN 116031637A CN 202211709034 A CN202211709034 A CN 202211709034A CN 116031637 A CN116031637 A CN 116031637A
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Abstract
The invention discloses a 5G antenna and a terminal, wherein the 5G antenna comprises a substrate and an antenna unit, one surface of the substrate is respectively provided with a conductive area and a clearance area, the antenna unit comprises a first radiation part, a second radiation part and a third radiation part, the first radiation part, the second radiation part and the third radiation part are sequentially connected to form an inverted U-shaped structure, the first radiation part is provided with a feed part, the feed part is connected with the conductive area, the second radiation part is provided with a plurality of openings with different orientations, and the third radiation part is at least partially connected with the clearance area. The 5G antenna supports 5G full frequency bands, namely 617-960MHz and 1710-7125MHz, has flexible working frequency band, small whole volume and good antenna electrical performance.
Description
Technical Field
The invention relates to the technical field of antennas, in particular to a 5G antenna and a terminal.
Background
With the development of automatic driving and the internet of things, the performance requirements of people on vehicle-mounted communication are continuously improved, and new challenges are provided for antenna design.
Conventional 5G antennas generally require increased size to obtain better electrical performance, which increases performance but is detrimental to vehicle layout and installation. Moreover, the existing 5G antenna has the problem that full-band coverage cannot be realized, so that certain influence is caused on the reliability of communication.
Disclosure of Invention
The invention aims to provide a 5G antenna and a terminal, which are used for improving the electrical performance of the antenna and have the advantages of small volume and comprehensive coverage of 5G frequency bands.
The invention adopts the following technical scheme:
a 5G antenna, comprising:
the device comprises a substrate, wherein one surface of the substrate is provided with a conductive area and a clearance area respectively;
the antenna unit comprises a first radiation part, a second radiation part and a third radiation part, wherein the first radiation part, the second radiation part and the third radiation part are sequentially connected to form an inverted U-shaped structure, a feed part is arranged on the first radiation part and connected with the conductive area, a plurality of openings with different orientations are arranged on the second radiation part, and the third radiation part is at least partially connected with the clearance area.
In an alternative, the second radiating portion includes opposing first and third sides, opposing second and fourth sides;
the first radiation part comprises an upper side and a lower side which are opposite to each other, a first arc angle and a second arc angle are respectively arranged on two sides of the lower side of the first radiation part, the radius of the first arc angle is smaller than that of the second arc angle, and the upper side of the first radiation part is connected with part of the first side of the second radiation part;
the plurality of openings on the second radiation portion include a first opening, a second opening and a third opening, the first opening is disposed on the first side and extends inward, the first opening is disposed between the second side and the fourth side, the second opening is disposed on the second side and extends inward, the second opening is disposed between the first side and the third side, the third opening is disposed on the fourth side and extends inward, and the third opening is adjacent to the third side;
the third radiation portion comprises a vertical portion and a parallel portion which are connected, the vertical portion comprises an upper side and a lower side which are opposite to each other, the upper side of the vertical portion is connected with a part of the third side of the second radiation portion, the lower side of the vertical portion is connected with the parallel portion, and a gap is reserved between the parallel portion and the conductive region.
In an alternative scheme, the lengths of the upper side edge and the lower side edge of the first radiation part are 27-32mm, and the distance between the upper side edge and the lower side edge of the first radiation part is 26-30mm;
the lengths of the first side edge and the third side edge of the second radiation part are 48-52mm, and the lengths of the second side edge and the fourth side edge of the second radiation part are 49-53mm;
the vertical part of the third radiation part is of a rectangular structure, the lengths of the upper side edge and the lower side edge of the vertical part of the third radiation part are 48-52mm, and the distance between the upper side edge and the lower side edge of the vertical part of the third radiation part is 26-30mm;
the parallel part of the third radiation part is in a rectangular structure and parallel to one surface of the substrate, the length of the side edge of the parallel part of the third radiation part connected with the vertical part of the third radiation part is 48-52mm, and the width of the parallel part of the third radiation part is 4-6mm.
In an alternative, the 5G antenna further comprises a shorting stub connecting the second radiating portion and extending down to the conductive area.
In an alternative scheme, the short circuit branch is arranged at a position, close to the first side edge, of the fourth side edge of the second radiation part, the short circuit branch is of a rectangular structure, the length of the short circuit branch is 26-30mm, and the width of the short circuit branch is 5-7mm.
In one alternative, the substrate has first and second opposite ends along a length;
the 5G antenna further comprises a slot, and the slot is arranged at a position, close to the first end of the substrate, of the conductive area.
In an alternative, the gap has a length of 43-47mm and a width of 1-3mm, and the gap is spaced from the first end of the substrate by a distance of 24-28mm.
In an alternative scheme, the substrate is of a cuboid structure, the length of the substrate is 138-142mm, the width of the substrate is 48-52mm, the height of the substrate is 1mm, and the substrate is provided with a first end and a second end which are opposite in the length direction;
the conductive area of the substrate is of a rectangular structure and extends from the first end to the second end of the substrate, the length of the conductive area is 118-122mm, and the width of the conductive area is 48-52mm;
the clearance area of the substrate is of a rectangular structure and extends from the second end to the first end of the substrate, the length of the clearance area is 18-22mm, and the width of the clearance area is 48-52mm.
In an alternative, the 5G antenna can cover the 5G frequency bands of 617-960MHz and 1710-7125 MHz.
A terminal provided with a 5G antenna as claimed in any one of the preceding claims.
Compared with the prior art, the invention has the beneficial effects that at least: the 5G antenna supports 5G full frequency bands, namely 617-960MHz and 1710-7125MHz, has flexible working frequency band, small whole volume and good antenna electrical performance.
Drawings
Fig. 1 is a schematic structural diagram of a 5G antenna according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of an antenna unit according to an embodiment of the present invention.
Fig. 3 is a 3D radiation pattern of a 5G antenna of an embodiment of the present invention at a frequency of 900 MHz.
Fig. 4 is a 3D radiation pattern of a 5G antenna of an embodiment of the present invention at a frequency of 3 GHz.
Fig. 5 is a 3D radiation pattern of a 5G antenna of an embodiment of the present invention at a frequency of 5 GHz.
Fig. 6 is a 3D radiation pattern of a 5G antenna of an embodiment of the present invention at a frequency of 6 GHz.
Fig. 7 is a 3D radiation pattern of a 5G antenna of an embodiment of the present invention at a frequency of 7 GHz.
Fig. 8 is a graph of the voltage standing wave ratio test result of the 5G antenna according to the embodiment of the present invention.
Fig. 9 is a graph of the test result of return loss of the 5G antenna according to the embodiment of the present invention.
Fig. 10 is a graph of the test results of the impedance of the 5G antenna according to the embodiment of the present invention.
Fig. 11 is a graph of test results of voltage standing wave ratio when the first radiation part of the 5G antenna is not provided with the first arc angle and the second arc angle.
Fig. 12 is a graph of the test result of the voltage standing wave ratio when the second radiation portion of the 5G antenna is not provided with a plurality of openings with different orientations.
Fig. 13 is a graph of the test result of the voltage standing wave ratio when the 5G antenna is not provided with the short circuit stub.
Fig. 14 is a graph of the test result of the voltage standing wave ratio when the slot 5 is not provided in the 5G antenna.
In the figure: 1. a substrate; 11. a first end; 12. a second end; 2. an antenna unit; 21. a first radiation portion; 211. a first arc angle; 212. a second arc angle; 22. a second radiation portion; 221. a first opening; 222. a second opening; 223. a third opening; 23. a third radiation section; 231. a vertical portion; 232. a parallel portion; 24. a power feeding section; 25. short circuit branches; 3. a conductive region; 4. a headroom region; 5. a slit.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. However, the exemplary embodiments can be embodied in many forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus a repetitive description thereof will be omitted.
The words expressing the positions and directions described in the present invention are described by taking the drawings as an example, but can be changed according to the needs, and all the changes are included in the protection scope of the present invention.
Referring to fig. 1 and 2, the present invention provides a 5G antenna, including: a substrate 1 and an antenna unit 2.
The substrate 1 is made of FR44 material, the dielectric constant of which is 4.2 and the loss tangent of which is 0.02, the shape of the substrate 1 may be a regular shape such as a circle, a polygon or other special shape, specifically, the substrate 1 has a rectangular parallelepiped structure, and the substrate 1 has a first end 11 and a second end 12 opposite to each other along the length direction.
One surface of the substrate 1 is provided with a conductive area 3 and a clear area 4, respectively. The conductive area 3 is typically formed by attaching a copper material to the substrate 1 as a reference ground for the antenna, in particular the conductive area 3 has a rectangular structure and extends from a first end 11 to a second end 12 of said substrate 1. The clearance area 4 may enable metal to be far away from the antenna body, and play a role of metal shielding, and meanwhile, the resonant frequency may also be changed by changing the size of the clearance area, specifically, the clearance area 4 is in a rectangular structure and extends from the second end 12 to the first end 11 of the substrate 1, and no conductive material is disposed in the clearance area 4.
The antenna unit 2 includes a first radiating portion 21, a second radiating portion 22 and a third radiating portion 23, where the first radiating portion 21, the second radiating portion 22 and the third radiating portion 23 are sequentially connected, and a metal stamping mode can be adopted to form an inverted "U" shaped structure, and the structure can fully utilize space by bending the first radiating portion 21 and the third radiating portion 23 while not reducing the effective radiating area of the antenna, so that the volume of the antenna unit 2 is miniaturized.
The first radiating portion 21 includes opposite upper and lower sides, the first radiating portion 21 extends downward, and the upper side of the first radiating portion 21 is connected to a portion of the first side of the second radiating portion 22. The shape and size of the first radiation portion 21 have a relatively large influence on the high frequency of the antenna, especially, the portion of the bottom of the first radiation portion 21 near the substrate 1, so that the radius of the first arc angle 211 is smaller than that of the second arc angle 212 by providing the first arc angle 211 and the second arc angle 212 on both sides of the lower side of the first radiation portion 21, the high frequency performance of the antenna can be effectively improved, the first arc angle 211 is near the fourth side of the second radiation portion 22, and the second arc angle 212 is near the second side of the second radiation portion 22. Referring to fig. 11, fig. 11 is a graph showing the test result of the voltage standing wave ratio when the first radiation portion 21 of the 5G antenna is not provided with the first arc angle 211 and the second arc angle 212, and it is known from the graph that the voltage standing wave ratio of the high frequency portion of the 5G antenna is increased and deteriorated after the first radiation portion 21 is not provided with the first arc angle 211 and the second arc angle 212.
In addition, the first radiation portion 21 is provided with a feeding portion 24, specifically, the feeding portion 24 is located at a position where the lower side edge of the first radiation portion 21 is close to the first arc angle 211, and the feeding portion 24 is connected to the conductive area 3, so as to realize electrical communication between the antenna unit 2 and the conductive area 3.
The second radiation portion 22 includes opposite first and third sides, opposite second and fourth sides, and a plurality of differently oriented openings are provided in the second radiation portion 22. Specifically, the plurality of openings on the second radiation portion 22 includes a first opening 221, a second opening 222 and a third opening 223, where the first opening 221 is disposed on the first side and extends inward, the first opening 221 is located between the second side and the fourth side, the first opening 221 is L-shaped, and extends along two sides of the length Duan Xiangdi, and the short section is connected to the first side. The second opening 222 is disposed on the second side and extends inward, the second opening 222 is disposed between the first side and the third side, the second opening 222 is L-shaped, the second opening 222 includes a first extending opening and a second extending opening, the first extending opening extends from a connecting line direction of the second side and the fourth side of the second radiation portion 22, and the second extending opening extends from a connecting line direction of the first side and the third side of the second radiation portion 22. The third opening 223 is disposed on the fourth side and extends inward, and the third opening 223 is adjacent to the third side. The first opening 221, the second opening 222 and the third opening 223 can excite a plurality of resonance points by utilizing the current coupling principle, resonance can be generated at high frequency to widen the antenna frequency band, and the lengths of the first opening 221, the second opening 222 and the third opening 223 can be adjusted to adjust the resonance frequency of the high frequency to perform impedance matching, so that the antenna has better radiation efficiency at any high frequency. Referring to fig. 12, fig. 12 is a graph showing the test result of the voltage standing wave ratio when the second radiation portion 22 of the 5G antenna is not provided with a plurality of openings with different orientations, and it is apparent from the graph that the standing wave ratio of the 5G antenna is degraded to some extent around 1.71GHz after the second radiation portion 22 is not provided with a plurality of openings with different orientations.
The third radiating portion 23 is composed of two parts and is at least partially connected with the clearance area 4, specifically, the third radiating portion 23 includes a vertical portion 231 and a parallel portion 232, the vertical portion 231 includes an upper side and a lower side which are opposite, the upper side of the vertical portion 231 is connected with a part of the third side of the second radiating portion 22, the lower side of the vertical portion 231 is connected with the parallel portion 232, the parallel portion 232 is in a rectangular structure and is parallel to one surface of the substrate 1, and the parallel portion 232 is arranged in the clearance area 4 and is spaced from the conductive area 3. The third radiating portion 23 functions to adjust the resonant frequency of the antenna, and the antenna frequency is lower as the overall size of the third radiating portion 23 is larger.
In a specific embodiment, the 5G antenna further comprises a short-circuit stub 25, and the short-circuit stub 25 is connected to the second radiating portion 22 and extends downward to the conductive area 3.
The short circuit branch 25 can improve the impedance matching performance of the antenna, improve the radiation efficiency of the antenna, reduce the reflection of energy on the antenna, maximize the radiation power, and further improve the gain of the antenna. Specifically, the short circuit branch 25 has a rectangular structure and is disposed at a position of the fourth side edge of the second radiating portion 22 near the first side edge, where the short circuit branch 25 can effectively improve the electrical performance of the antenna. Referring to fig. 13, fig. 13 is a graph showing the test result of the voltage standing wave ratio when the short circuit branch 25 is not provided in the 5G antenna, and it is known from the graph that the standing wave ratio of the low frequency portion of the 5G antenna in which the short circuit branch 25 is not provided is seriously deteriorated.
In a specific embodiment, the 5G antenna further comprises a slot 5, and the slot 5 is disposed in the conductive area 3 near the first end 11 of the substrate 1.
The slot 5 is used to adjust the resonance frequency of the low frequency so that the resonance generated by the conductive area 3 is close to the resonance frequency generated by the antenna itself, thereby forming a resonance with a wider frequency band at the low frequency, namely 617-960MHz. Referring to fig. 14, fig. 14 is a graph showing the test result of the voltage standing wave ratio when the slot 5 is not provided in the 5G antenna, and it is understood from the graph that the low frequency standing wave ratio of the 5G antenna is seriously deteriorated after the slot 5 is not provided.
In a specific embodiment, the substrate 1 is in a cuboid structure, the length of the substrate 1 is 138-142mm, the width of the substrate is 48-52mm, and the height of the substrate 1 is 1mm; the length (along the length direction of the substrate 1) of the conductive region 3 is 118-122mm, and the width (along the width direction of the substrate 1) is 48-52mm; the length of the clearance area 4 is 18-22mm, and the width is 48-52mm;
the lengths of the upper side and the lower side of the first radiation part 21 (along the width direction of the substrate 1) are 27-32mm, and the distance between the upper side and the lower side of the first radiation part 21 (along the height direction of the substrate 1) is 26-30mm; the lengths (along the width direction of the substrate 1) of the first side edge and the third side edge of the second radiation part 22 are 48-52mm, and the lengths (along the length direction of the substrate 1) of the second side edge and the fourth side edge of the second radiation part 22 are 49-53mm; the vertical portion 231 of the third radiating portion 23 has a rectangular structure, the lengths (along the width direction of the substrate 1) of the upper side and the lower side of the vertical portion 231 of the third radiating portion 23 are 48-52mm, and the distance (along the height direction of the substrate 1) between the upper side and the lower side of the vertical portion 231 of the third radiating portion 23 is 26-30mm; the length of the side edge (along the width direction of the substrate 1) of the parallel part 232 of the third radiating part 23 connected with the vertical part 231 of the third radiating part 23 is 48-52mm, and the width (along the length direction of the substrate 1) of the parallel part 232 of the third radiating part 23 is 4-6mm;
the length (along the height direction of the substrate 1) of the short circuit branch 25 is 26-30mm, and the width (along the length direction of the substrate 1) is 5-7mm;
the length (along the width direction of the substrate 1) of the gap 5 is 43-47mm, the width (along the length direction of the substrate 1) is 1-3mm, and the distance (along the length direction of the substrate 1) between the gap 5 and the first end 11 of the substrate 1 is 24-28mm.
As an example, the substrate 1 is 140mm long, 50mm wide, 1mm high; the conductive area 3 is 120mm long and 50mm wide; the clearance area 4 is 20mm long and 50mm wide; the ratio of the conductive area 3 to the clear area 4 in this size ensures good electrical performance of the antenna. In the antenna unit 2, the length of the upper side of the first radiating part 21 is 29.5mm, the length of the lower side of the first radiating part 21 is less than 29.5mm, and the distance between the upper side and the lower side of the first radiating part 21 is 28mm according to the radius of the first arc angle 211 and the second arc angle 212; the lengths of the first side and the third side of the second radiating part 22 are 50mm, the lengths of the second side and the fourth side of the second radiating part 22 are 51mm, and the length of the part of the first side of the second radiating part 22 connected with the upper side of the first radiating part 21 is 29.5mm; the lengths of the upper side and the lower side of the vertical portion 231 of the third radiation portion 23 are 50mm, and the distance between the upper side and the lower side of the vertical portion 231 of the third radiation portion 23 is 28mm; the length of the side edge of the parallel portion 232 of the third radiating portion 23 connected to the vertical portion 231 of the third radiating portion 23 is 50mm, and the width of the parallel portion 232 of the third radiating portion 23 is 5mm, wherein the length of the upper side edge of the vertical portion 231 of the third radiating portion 23 connected to the third side edge of the second radiating portion 22 is 21mm; the short-circuit branch 25 has a length of 28mm and a width of 6mm. On the premise of not influencing the electrical performance of the antenna, the size design greatly reduces the size of the antenna, and solves the problems of difficult layout and installation due to overlarge size of the antenna. The length of the gap 5 is 45mm and the width is 2mm, and the distance between the gap 5 and the first end 11 of the substrate 1 is 26mm. This dimension allows better approaching of the resonance generated by the conductive area 3 to the resonance frequency of the antenna itself, thus forming a resonance with a wider frequency band at low frequencies.
The test performance of the 5G antenna at the above-described dimensions is described below with reference to fig. 3 to 10. Fig. 3 to 7 show 3D radiation patterns of the 5G antenna according to this embodiment at frequencies of 900MHz, 3GHz, 5GHz, 6GHz and 7GHz, respectively, and it is known from the figures that the radiation patterns of the antenna have good symmetry and circular polarization performance. FIG. 8 is a graph showing the results of the voltage standing wave ratio test of the 5G antenna of the present embodiment, and it is understood from FIG. 8 that the Voltage Standing Wave Ratio (VSWR) is not more than 3.5 in 617-960MHz, not more than 2.5 in 1710-2690MHz, and not more than 2.0 in 2700-7125 MHz. In addition, the frequency band of the antenna covers the WiFi frequency band, including 2.4-2.5GHz, 5.15-5.85GHz and 5.925-7.125GHz, so the antenna can also be used as a WiFi6e antenna. Fig. 9 is a graph showing the return loss of the 5G antenna according to the present embodiment, and fig. 10 is a graph showing the impedance of the 5G antenna according to the present embodiment, and it is clear from the graph that the 5G antenna has good antenna electrical performance in the operating frequency band.
In sum, the 5G antenna can cover the 5G frequency bands of 617-960MHz and 1710-7125MHz, almost covers all the 5G frequency bands (sub-6 GHz frequency bands) except millimeter waves in the world at present, has flexible working frequency band, small whole volume of the antenna and good electric performance of the antenna.
The invention also provides a terminal, such as a mobile phone, a vehicle-mounted antenna and the like, which is provided with the 5G antenna and has the characteristics of small volume, good antenna electrical property and capability of covering the whole 5G frequency band.
While embodiments of the present invention have been shown and described, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that changes, modifications, substitutions and alterations may be made therein by those of ordinary skill in the art without departing from the spirit and scope of the invention, all such changes being within the scope of the appended claims.
Claims (10)
1. A 5G antenna, comprising:
the device comprises a substrate, wherein one surface of the substrate is provided with a conductive area and a clearance area respectively;
the antenna unit comprises a first radiation part, a second radiation part and a third radiation part, wherein the first radiation part, the second radiation part and the third radiation part are sequentially connected to form an inverted U-shaped structure, a feed part is arranged on the first radiation part and connected with the conductive area, a plurality of openings with different orientations are arranged on the second radiation part, and the third radiation part is at least partially connected with the clearance area.
2. The 5G antenna of claim 1, wherein the second radiating portion includes opposing first and third sides, opposing second and fourth sides;
the first radiation part comprises an upper side and a lower side which are opposite to each other, a first arc angle and a second arc angle are respectively arranged on two sides of the lower side of the first radiation part, the radius of the first arc angle is smaller than that of the second arc angle, and the upper side of the first radiation part is connected with part of the first side of the second radiation part;
the plurality of openings on the second radiation portion include a first opening, a second opening and a third opening, the first opening is disposed on the first side and extends inward, the first opening is disposed between the second side and the fourth side, the second opening is disposed on the second side and extends inward, the second opening is disposed between the first side and the third side, the third opening is disposed on the fourth side and extends inward, and the third opening is adjacent to the third side;
the third radiation portion comprises a vertical portion and a parallel portion which are connected, the vertical portion comprises an upper side and a lower side which are opposite to each other, the upper side of the vertical portion is connected with a part of the third side of the second radiation portion, the lower side of the vertical portion is connected with the parallel portion, and a gap is reserved between the parallel portion and the conductive region.
3. The 5G antenna of claim 2, wherein the upper and lower sides of the first radiating portion have lengths of 27-32mm, and the upper and lower sides of the first radiating portion have a spacing of 26-30mm;
the lengths of the first side edge and the third side edge of the second radiation part are 48-52mm, and the lengths of the second side edge and the fourth side edge of the second radiation part are 49-53mm;
the vertical part of the third radiation part is of a rectangular structure, the lengths of the upper side edge and the lower side edge of the vertical part of the third radiation part are 48-52mm, and the distance between the upper side edge and the lower side edge of the vertical part of the third radiation part is 26-30mm;
the parallel part of the third radiation part is in a rectangular structure and parallel to one surface of the substrate, the length of the side edge of the parallel part of the third radiation part connected with the vertical part of the third radiation part is 48-52mm, and the width of the parallel part of the third radiation part is 4-6mm.
4. The 5G antenna of claim 1, further comprising a shorting stub connecting the second radiating portion and extending down to a conductive area.
5. The 5G antenna of claim 4, wherein the short circuit branch is disposed on the fourth side of the second radiating portion near the first side, the short circuit branch has a rectangular structure, and the short circuit branch has a length of 26-30mm and a width of 5-7mm.
6. The 5G antenna of claim 1, wherein the substrate has first and second opposite ends along a length;
the 5G antenna further comprises a slot, and the slot is arranged at a position, close to the first end of the substrate, of the conductive area.
7. The 5G antenna of claim 6, wherein the slot has a length of 43-47mm and a width of 1-3mm, and wherein the slot is spaced from the first end of the substrate by a distance of 24-28mm.
8. The 5G antenna of claim 1, wherein the substrate is a rectangular parallelepiped structure, the substrate has a length of 138-142mm, a width of 48-52mm, and a height of 1mm, the substrate having opposite first and second ends along the length;
the conductive area of the substrate is of a rectangular structure and extends from the first end to the second end of the substrate, the length of the conductive area is 118-122mm, and the width of the conductive area is 48-52mm;
the clearance area of the substrate is of a rectangular structure and extends from the second end to the first end of the substrate, the length of the clearance area is 18-22mm, and the width of the clearance area is 48-52mm.
9. The 5G antenna of claim 1, wherein the 5G antenna is capable of covering 5G frequency bands of 617-960MHz and 1710-7125 MHz.
10. A terminal, characterized in that the terminal is provided with a 5G antenna according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211709034.9A CN116031637A (en) | 2022-12-29 | 2022-12-29 | 5G antenna and terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211709034.9A CN116031637A (en) | 2022-12-29 | 2022-12-29 | 5G antenna and terminal |
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| Publication Number | Publication Date |
|---|---|
| CN116031637A true CN116031637A (en) | 2023-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211709034.9A Pending CN116031637A (en) | 2022-12-29 | 2022-12-29 | 5G antenna and terminal |
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| CN (1) | CN116031637A (en) |
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- 2022-12-29 CN CN202211709034.9A patent/CN116031637A/en active Pending
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