CN214589238U - Multi-band antenna and wireless communication equipment - Google Patents
Multi-band antenna and wireless communication equipment Download PDFInfo
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- CN214589238U CN214589238U CN202120523257.0U CN202120523257U CN214589238U CN 214589238 U CN214589238 U CN 214589238U CN 202120523257 U CN202120523257 U CN 202120523257U CN 214589238 U CN214589238 U CN 214589238U
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Abstract
The utility model discloses a multiband antenna, including the base plate, and locate stratum paster and antenna radiation paster on the base plate, the base plate is the individual layer board, the stratum paster with antenna radiation paster sets up in the same layer, and the stratum paster with antenna radiation paster all is equipped with the feed point, the antenna radiation paster is divided into Z shape paster and rectangle paster two parts, the stratum paster is divided into down L shape paster and U-shaped paster two parts, the antenna radiation paster with the stratum paster is nested each other, and the antenna satisfies 2G, 3G, 4G, 5G mobile communication frequency channel design requirement, and the cover frequency channel is 600MHz ~ 3800MHz, has multifrequency section and omnidirectional characteristic to simple structure, small, the utility model also discloses a wireless communication equipment including above-mentioned multiband antenna.
Description
Technical Field
The utility model relates to a wireless communication technology field, more specifically relates to a multifrequency section antenna and wireless communication equipment.
Background
With the gradual popularization of 5G networks, various manufacturers increase research and development investment for realizing 2G, 3G, 4G and 5G multiband antennas, and under the background that wireless communication equipment tends to be miniaturized, the space reserved for the multiband antenna in the equipment is squeezed, so that the performance of the multiband antenna is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a multiband antenna that has multiband, omnidirectional characteristic and simple structure, small is provided to and contain the wireless communication equipment of this multiband antenna.
In order to solve the technical problem, the utility model provides a technical scheme as follows:
a multi-band antenna comprises a substrate, a stratum patch and an antenna radiation patch, wherein the stratum patch and the antenna radiation patch are arranged on the substrate, the substrate is a single-layer plate, the stratum patch and the antenna radiation patch are arranged on the same layer, feed points are arranged on the stratum patch and the antenna radiation patch, the antenna radiation patch is divided into a Z-shaped patch and a rectangular patch, the stratum patch is divided into an inverted L-shaped patch and a U-shaped patch, and the antenna radiation patch and the stratum patch are mutually nested.
As an optimized structure of the present invention, the length of the rectangular patch of the antenna radiation patch is longer than the length of the stratum patch, and the wide side of the rectangular patch is in the Z-shaped patch side.
As a further preferred structure of the utility model, the stratum paster with the angle of buckling of antenna radiation paster is the right angle.
As a further preferred structure of the utility model, the base plate is the rectangle, the stratum paster with the antenna radiation paster is followed the length direction of base plate is laid and with the length and the width looks adaptation of base plate.
As a further preferred structure of the present invention, the ground patch and the antenna radiation patch are all copper-clad on the same layer.
The utility model also provides a wireless communication equipment, including above-mentioned multifrequency section antenna.
Compared with the prior art, the utility model discloses a beneficial effect that technical scheme brought is:
1. the antenna radiation patch excites a low-frequency resonance mode to be close to a 700-850 MHz frequency band, can cover 698-960 MHz, and simultaneously generates a 2400-3800 MHz frequency band through frequency multiplication; the inverted L-shaped patch of the stratum patch excites a high-frequency resonance mode to be near a 1700-2700 MHz frequency band, and is coupled with a Z-shaped patch branch nested with the inverted L-shaped patch and a rectangular patch and the inverted L-shaped patch, 1710-2700 MHz is covered, the branch of the U-shaped patch excites the high-frequency resonance mode to be near a 3600MHz frequency band, and meanwhile, the gain of the frequency band 3400-3800 MHz of frequency doubling is enhanced, so that the antenna meets the design requirements of 2G, 3G, 4G and 5G mobile communication frequency bands, the coverage frequency band is 600-3800 MHz, and the antenna has the characteristics of multiple frequency bands and omnidirectional.
2. The antenna radiation patch is bent to reduce the total size of the antenna, so that the whole size of the antenna is small and the structure is simple.
3. The width of the rectangular patch of the antenna radiation patch is arranged on one side of the Z-shaped patch, and the length of the rectangular patch is longer than that of the ground patch, so that the antenna does not need clearance.
4. The ground patch and the antenna radiation patch are placed in the same layer and are nested with each other, so that the impedance is easy to match.
5. The bending angles of the ground patch and the antenna radiation patch are right angles, which is more favorable for the radiation and coupling of signals.
6. The substrate is rectangular, and the stratum patch and the antenna radiation patch are arranged along the length direction of the substrate and are matched with the length and the width of the substrate, so that the overall size of the antenna is small.
7. The substrate is a single-layer plate, the thickness can not exceed 1mm, the weight is light, the cost is low, and the method is suitable for mass production of printed circuit technology.
Drawings
FIG. 1 is a schematic structural diagram of a multiband antenna according to an embodiment of the present invention;
fig. 2 is a patch exploded view of the ground patch 1 and the antenna radiation patch 2 shown in fig. 1;
FIG. 3 is a diagram of the return loss test result of the multi-band antenna according to the embodiment of the present invention;
fig. 4 is a diagram illustrating the gain test result of the multiband antenna according to the embodiment of the present invention.
Detailed Description
The invention will be further explained with reference to the drawings and the specific embodiments.
As shown in fig. 1, the embodiment of the utility model provides a multiband antenna, including the base plate to and locate stratum paster 1 and the antenna radiation paster 2 on the base plate, the base plate is the individual layer board, and stratum paster 1 sets up in the same layer with antenna radiation paster 2, and all is equipped with the feed point at stratum paster 1 and antenna radiation paster 2, and antenna radiation paster 2 divides into Z shape paster 201 and rectangle paster 202, and stratum paster 1 divides into shape paster 101 and the U-shaped paster 102 of falling L, and antenna radiation paster 2 is nested each other with stratum paster 1.
Specifically, as shown in fig. 1, the substrate is rectangular, the length of the substrate is 100mm, the width of the substrate is 20mm, the thickness of the substrate is 1mm, the formation patch 1 and the antenna radiation patch 2 are both coated with copper on the same layer, the formation patch 1 and the antenna radiation patch 2 are arranged along the length direction of the substrate and are matched with the length and the width of the substrate, so that the peripheral size and the substrate size of the formation patch 1 and the antenna radiation patch 2 which are nested with each other are consistent, the length of the rectangular patch 202 of the antenna radiation patch 2 is longer than that of the formation patch 1, the wide side of the rectangular patch 202 is on one side of the Z-shaped patch 201, and the bending angles of the formation patch 1 and the antenna radiation patch 2 are right angles.
The antenna radiation patch 2 is divided into a Z-shaped patch 201 and a rectangular patch 202, as shown in fig. 2, specifically, for convenience of description, the Z-shaped patch 201 is divided into a radiation patch 2011, a radiation patch 2012 and a radiation patch 2013, the radiation patch 2011 has a length of 19mm and a width of 5mm, the radiation patch 2012 has a length of 14mm and a width of 5mm, the radiation patch 2013 has a length of 7mm and a width of 7mm, and the rectangular patch 202 has a length of 62mm and a width of 20 mm.
The ground patch 1 is divided into an inverted L-shaped patch 101 and a U-shaped patch 102, as shown in fig. 2, specifically, for convenience of description, the inverted L-shaped patch 101 is divided into a radiation patch 1011 and a radiation patch 1012, the radiation patch 1011 has a length of 11.5mm and a width of 4.2mm, the radiation patch 1012 has a length of 7mm and a width of 5mm, the U-shaped patch 102 is divided into a radiation patch 1021, a radiation patch 1022 and a radiation patch 1023, the radiation patch 1021 has a length of 25mm and a width of 5mm, the radiation patch 1022 has a length of 7mm and a width of 5mm, and the radiation patch 1023 has a length of 25mm and a width of 8 mm. Because the peripheral sizes of the ground patch 1 and the antenna radiation patch 2 which are nested with each other are consistent with the size of the substrate, the sizes of the ground patch 1 and the antenna radiation patch 2 are determined, and the size of a gap between the ground patch 1 and the antenna radiation patch 2 is also determined.
The utility model discloses the resonance of multiband antenna adoption antenna, the doubling of frequency, the coupling design method, see fig. 2, antenna radiation paster 2 can arouse low frequency resonance mode near 700 ~ 850MHz frequency channel, cover 698 ~ 960MHz, produce 2400 ~ 3800MHz frequency channel through the doubling of frequency simultaneously, inverted L shape paster 101 can arouse high frequency resonance mode near 1700 ~ 2700MHz frequency channel, can see from fig. 2, inverted L shape paster 101 nested Z shape paster 201 branch is radiation paster 2012, radiation paster 2013, radiation paster 2012, radiation paster 2013 and rectangle paster 202 and inverted L shape paster 101 coupling, cover 1710 ~ 2700MHz, radiation paster 1023 is the branch of U-shaped paster 102, radiation paster can arouse near 3600MHz frequency channel, simultaneously also strengthen the gain that the doubling of frequency comes out frequency channel 3400 ~ 3800 MHz. The design realizes the frequency band required by the whole network communication, ensures that the antenna meets the design requirements of 2G, 3G, 4G and 5G mobile communication frequency bands, has the coverage frequency band of 600 MHz-3800 MHz, and has the characteristics of multiple frequency bands and omnidirectional.
In this embodiment, the antenna radiation patch 2 is bent into a shape combining a Z shape and a rectangular shape, and the antenna radiation patch 2 is bent to reduce the total size of the antenna, so that the antenna is small in size and simple in structure.
In this embodiment, the width of the rectangular patch 202 of the antenna radiation patch 2 is on the side of the Z-shaped patch 201, and the length of the rectangular patch 202 is longer than that of the ground patch 1, so that the antenna does not need clearance.
In this embodiment, the ground patch 1 and the antenna radiation patch 2 are placed in the same layer and nested with each other, so that the impedance is easily matched.
In this embodiment, the ground patch 1 is bent into the shape that combines together of falling L shape and U-shaped, and the antenna radiation patch 2 is bent into the shape that Z type and rectangular shape combined together, and the angle of bending of ground patch 1 and antenna radiation patch 2 is the right angle, more is favorable to the radiation and the coupling of signal.
In this embodiment, the substrate is rectangular, and the formation patch 1 and the antenna radiation patch 2 are arranged along the length direction of the substrate and are matched with the length and the width of the substrate, so that the peripheral size of the formation patch 1 and the antenna radiation patch 2 which are nested with each other is consistent with the size of the substrate, and the overall size of the antenna is reduced.
In the embodiment, the substrate is a single-layer plate, the thickness of the single-layer plate is only 1mm, the weight is light, the cost is low, and the single-layer plate is suitable for mass production of printed circuit technology.
The multi-band antenna realizes the frequency band required by the whole network communication, the test indexes of a professional instrument are shown in figures 3 and 4, the return loss S11 is less than-10 dB, and the gain is 3.5-8 dBi.
The embodiment of the utility model provides a wireless communication equipment is still provided, including above-mentioned multifrequency section antenna. Since the wireless communication device adopts the multi-band antenna embodiment, at least all the advantages of the above embodiments are achieved, and no further description is given here.
The multi-band antenna and the wireless communication device provided by the embodiment of the present invention are introduced in detail, and the structure of the present invention is explained by applying a specific example, and the explanation of the above embodiment is only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, there may be variations in the specific embodiments according to the idea of the present invention, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (7)
1. The multi-band antenna is characterized by comprising a substrate, a stratum patch and an antenna radiation patch, wherein the stratum patch and the antenna radiation patch are arranged on the substrate, the substrate is a single-layer plate, the stratum patch and the antenna radiation patch are arranged on the same layer, feed points are arranged on the stratum patch and the antenna radiation patch, the antenna radiation patch is divided into a Z-shaped patch and a rectangular patch, the stratum patch is divided into an inverted L-shaped patch and a U-shaped patch, and the antenna radiation patch and the stratum patch are mutually nested.
2. The multiband antenna of claim 1, wherein the rectangular patch of the antenna radiation patch has a length longer than a length of the ground patch, and a broadside of the rectangular patch is on a side of the zigzag patch.
3. The multiband antenna of claim 1 or 2, wherein the ground patch and the antenna radiation patch are both bent at right angles.
4. The multiband antenna of claim 1, wherein the substrate is rectangular, and the ground patch and the antenna radiation patch are arranged along a length direction of the substrate and are adapted to a length and a width of the substrate.
5. The multiband antenna of claim 3, wherein the substrate is rectangular, and the ground patch and the antenna radiation patch are arranged along a length direction of the substrate and are adapted to a length and a width of the substrate.
6. The multiple band-type antenna of claim 5, wherein said ground patch and said antenna radiating patch are copper-clad in the same layer.
7. A wireless communication device comprising the multiband antenna according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120523257.0U CN214589238U (en) | 2021-03-12 | 2021-03-12 | Multi-band antenna and wireless communication equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120523257.0U CN214589238U (en) | 2021-03-12 | 2021-03-12 | Multi-band antenna and wireless communication equipment |
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| CN214589238U true CN214589238U (en) | 2021-11-02 |
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| CN202120523257.0U Active CN214589238U (en) | 2021-03-12 | 2021-03-12 | Multi-band antenna and wireless communication equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115084838A (en) * | 2021-03-12 | 2022-09-20 | 广东侨华科技有限公司 | Multi-band antenna and wireless communication equipment |
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2021
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115084838A (en) * | 2021-03-12 | 2022-09-20 | 广东侨华科技有限公司 | Multi-band antenna and wireless communication equipment |
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