CN204441464U - A kind of antenna and communication equipment - Google Patents
A kind of antenna and communication equipment Download PDFInfo
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- CN204441464U CN204441464U CN201520074632.2U CN201520074632U CN204441464U CN 204441464 U CN204441464 U CN 204441464U CN 201520074632 U CN201520074632 U CN 201520074632U CN 204441464 U CN204441464 U CN 204441464U
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- sheet metal
- substrate
- antenna
- warpage portion
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Abstract
The utility model relates to a kind of antenna and communication equipment, and antenna comprises substrate, and described substrate is coated with sheet metal, is provided with the warpage portion be connected with sheet metal in the edge of described sheet metal, and described warpage portion becomes angle to arrange with sheet metal place plane.Implement antenna of the present utility model, can, after antenna small-sized, the high-gain of radiation and big-elevation can be kept to cover.
Description
Technical field
The utility model relates to the communications field, more particularly, relates to a kind of antenna and communication equipment.
Background technology
Antenna, as the important component part of in communication system, is extensively utilized by every field.In the environment for use that some are special, require that antenna carries out miniaturization, lightweight, but once the size of antenna reduces, occur radiation undersize possibly, be difficult to realize high-gain and big-elevation covering.Now be badly in need of one and after small-sized, the antenna that radiance satisfies the demands can be kept.
Utility model content
The purpose of this utility model is, in prior art, after antenna carries out miniaturization, can not realize the defect of the radiance of high-gain and big-elevation covering, provide a kind of novel antenna, to overcome the problems referred to above of the prior art.
The utility model solution of the above problems is: construct a kind of antenna, comprise substrate, described substrate is coated with sheet metal, is provided with the warpage portion be connected with sheet metal in the edge of described sheet metal, described warpage portion becomes angle to arrange with sheet metal place plane.
Antenna of the present utility model, described substrate comprises first substrate and second substrate, described second substrate is arranged on the top of described first substrate, described first substrate is coated with the first sheet metal, described second substrate is coated with the second sheet metal, the edge of described first sheet metal is provided with the warpage portion be connected with described first sheet metal, and described warpage portion becomes angle to arrange with described first sheet metal place plane.
Antenna of the present utility model, described substrate comprises first substrate and second substrate, described second substrate is arranged on the top of described first substrate, described first substrate is coated with the first sheet metal, described second substrate is coated with the second sheet metal, the edge of described second sheet metal is provided with the warpage portion be connected with described second sheet metal, and described warpage portion becomes angle to arrange with described second sheet metal place plane.
Antenna of the present utility model, described substrate comprises first substrate and second substrate, and described second substrate is arranged on the top of described first substrate, described first substrate is coated with the first sheet metal, described second substrate is coated with the second sheet metal; The edge of described first sheet metal is provided with the first warpage portion be connected with described first sheet metal, and described first warpage portion becomes angle to arrange with described first sheet metal place plane; The edge of described second sheet metal is provided with the second warpage portion be connected with described second sheet metal, and described second warpage portion becomes angle to arrange with described second sheet metal place plane.
Antenna of the present utility model, described angle is 0 ° to 180 °.
Antenna of the present utility model, described warpage portion is plate shaped metallic plate or arc sheetmetal.
Antenna of the present utility model, described first warpage portion is plate shaped metallic plate or arc sheetmetal; Described second warpage portion is plate shaped metallic plate or arc sheetmetal.
Antenna of the present utility model, described first sheet metal and the second sheet metal are square metal sheet, and a pair diagonal of described first sheet metal offers corner cut, and a pair diagonal on described second sheet metal offers corner cut; The corner cut direction of described first sheet metal and the corner cut direction of described second sheet metal perpendicular.
Antenna of the present utility model, described sheet metal and described warpage portion one-body molded.
Antenna of the present utility model, described sheet metal and described warpage portion integral by being welded to connect.
Antenna of the present utility model, described angle is 45 °.
The utility model also provides a kind of communication equipment, uses above-mentioned antenna.
Implement antenna of the present utility model, there is following beneficial effect: set up warpage portion by the sheet metal edge at antenna, Electric Field Distribution is changed, thus improve the radiance of antenna, make antenna after small-sized, the high-gain of radiation and big-elevation can be kept to cover.
Accompanying drawing explanation
Below by way of accompanying drawing, the utility model is described, wherein:
Fig. 1 is the three-dimensional view of the utility model antenna;
Fig. 2 is the end view of the first embodiment of the utility model antenna;
Fig. 3 is the Electric Field Characteristics curve synoptic diagram of Fig. 2 embodiment;
Fig. 4 is the end view of the second embodiment of the utility model antenna;
Fig. 5 is the end view of the 3rd embodiment of the utility model antenna;
Fig. 6 is the resolution chart of the voltage standing wave ratio of the first embodiment of the utility model antenna;
Fig. 7 is the first embodiment of the utility model antenna and the gain comparison diagram of prior art antenna.
Embodiment
The utility model is for existing antenna, and especially microstrip antenna is while size microminiaturization, is difficult to the defect keeping high-gain and big-elevation to cover, and by adjusting the edge shape of radiation fin, adds warpage conductor construction, to improve radiance.
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
In embodiment once of the present utility model, be all described with microstrip antenna, those skilled in the art should be understood that, the microstrip antenna of other types uses scheme provided by the utility model too.
Be illustrated in figure 1 the three-dimensional view of the first embodiment of the utility model antenna, this microstrip antenna is stacked structure, comprise first substrate 10 and second substrate 20, wherein the area of second substrate 20 is less than first substrate 10, and second substrate 20 is positioned on first substrate 10.First substrate 10 and second substrate 20 are covered with metal plate layer, and the area of the first sheet metal 11 on first substrate 10 is not more than the end face of first substrate 10; The area of the second sheet metal 21 on second substrate 20 is not more than the end face of second substrate 20, and the first sheet metal 11 is greater than second substrate 20, to ensure that the first sheet metal 11 can not be blocked completely by second substrate 20.
First substrate 10 and second substrate 20 are foursquare medium substrate, and the first corresponding sheet metal 11 and the second sheet metal 21 are cut out corner cut on the basis of foursquare sheet metal.And the corner cut 12 on the first sheet metal 11 is positioned on a pair diagonal of the first sheet metal 11, the corner cut 22 on the second sheet metal 21 is positioned on a pair diagonal on the second sheet metal 21, and the diagonal at the corner cut place on two sheet metals is mutually vertical.
On the sheet metal of every one deck, circular polarization is realized by dual-linear polarization, stacked two-layer first substrate 10 and second substrate 20 are operated in two frequency ranges respectively, and the second substrate 20 that wherein area is less is operated in higher frequency band, and the first substrate 10 that area is larger is operated in comparatively low-frequency range.
In the present embodiment, warpage portion is arranged on each marginal position of sheet metal, but the utility model does not limit the concrete quantity in this warpage portion, as long as it is positioned at the edge of sheet metal, those skilled in the art can arrange arbitrarily its quantity according to the needs of reality.
When this microstrip antenna is carried out size microminiaturization, time to adapt to different application scenarios, can, because the radiation undersize of antenna, cause being difficult to realize high-gain and big-elevation covering.In order to address this problem, in the present embodiment, sheet metal is improved.Second sheet metal 21 increases warpage portion.Warpage portion adopts the material identical with the second sheet metal, and the edge of warpage portion and the second sheet metal is one-body molded, and the angle theta of warpage portion and the second sheet metal is 0 ~ 180 °, and its structure as shown in Figure 2.Preferably, angle is 45 °.
When the above configuration is adopted, the bilevel radiation electric field wire of microstrip antenna will be as shown in Figure 3.Due to the structure of warpage, electric field line E can occur to bend laterally, and the radiation sensitive regions being equivalent to antenna like this there occurs broadening, has expanded the main lobe of signal, the effective receive zone territory of signal is widened when transmission signal.Even if the size of antenna has carried out miniaturization, the radiance under life size also still can be kept.
In the above-described embodiments, employ the integrated warpage portion with sheet metal, but the utility model does not limit both concrete connected modes, such as, by the mode of welding, warpage portion can also be soldered on sheet metal.
The utility model is not limited on the second sheet metal 21 and arranges warpage portion 30.Be illustrated in figure 4 the end view of the second embodiment of the utility model antenna.In the present embodiment, the second sheet metal 21 keeps and the same structure of existing design, and in the edge of the first sheet metal 11, increases warpage portion 30.Warpage portion 30 and the first sheet metal 11 one-body molded.The angle theta of warpage portion 30 and the first sheet metal 11 is 0 ~ 180 °.Preferably, angle is 45 °.
Similar to previous embodiment, owing to adding the structure of warpage, radiation electric field wire between upper and lower double layer of metal sheet there occurs distortion, electric field line can occur to bend laterally, the radiation sensitive regions being equivalent to antenna like this there occurs broadening, expand the main lobe of signal when transmission signal, the effective receive zone territory of signal is widened.Even if the size of antenna has carried out miniaturization, the radiance under life size also still can be kept.
It should be noted that, those skilled in the art also can according to the scheme in two embodiments above, same microstrip antenna arranges the warpage portion of upper sheet and the warpage portion of bottom lamella simultaneously, and the body warpage angle in two warpage portions can need to adjust according to actual design.
In above embodiment, warpage portion is the hardware of a plane, but the utility model is not limited thereto.As shown be the 3rd embodiment of the present utility model, this embodiment is that the one in the first embodiment is replaced.
In this embodiment, the second sheet metal 21 increases warpage portion 30.Warpage portion 30 adopts the material identical with the second sheet metal 21, and the edge of warpage portion 30 and the second sheet metal 21 is one-body molded, and warpage portion is the hardware of an arc.
Adopt the gradually changeable warpage portion of this arc, the Electric Field Distribution form of upper and lower radiation can be controlled more flexibly, make radiance meet design needs.
Certainly, those skilled in the art is according to enlightenment embodiment illustrated in fig. 5, also the warpage portion of arc can be replaced by the gradual change type metalwork of other shapes, the warpage portion of such as broken line type, if its radiance that can realize improving micro-band nature namely can be used as one of the present utility model can implementation.
In above embodiment, only give plate shaped substrate and plate shaped sheet metal, but those skilled in the art is according to the enlightenment of such scheme, also can carry out accommodation to the shape of substrate and sheet metal.
In order to further illustrate the contrast adopting scheme of the present utility model and existing antenna, the radiance below by way of the first embodiment and existing antenna contrasts.
Be illustrated in figure 6 after have employed the first embodiment, the performance schematic diagram of voltage standing wave ratio.Wherein, transverse axis is frequency, and the longitudinal axis is voltage standing wave ratio.As can be seen from the figure, in Liang Ge operating frequency district, voltage standing wave ratio, very close to 1, shows it and has very good characteristic impedance.
Be illustrated in figure 7 the first embodiment of employing edge warping and do not adopt the prior art of edge warping to carry out the schematic diagram of gain contrast.Wherein, transverse axis is angle of radiation, and the longitudinal axis is gain.As can be seen from this contrast, due to the change of Electric Field Distribution, after making to have employed scheme of the present utility model, main lobe width is widened, and can realize communication, achieve the communication overlay of big-elevation in wider angular range.
As can be seen from above embodiment, after employing scheme of the present utility model, the performances such as voltage standing wave ratio, gain performance, elevation angle covering all improve, even if integrated antenna to be carried out Miniaturization Design, still can keep the designing requirement of original radiance.When communication equipment uses above-mentioned antenna, the performance of antenna greatly can be improved.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.
Claims (12)
1. an antenna, is characterized in that, comprises substrate, and described substrate is coated with sheet metal, is provided with the warpage portion be connected with sheet metal in the edge of described sheet metal, and described warpage portion becomes angle to arrange with sheet metal place plane.
2. antenna according to claim 1, it is characterized in that, described substrate comprises first substrate and second substrate, described second substrate is arranged on the top of described first substrate, described first substrate is coated with the first sheet metal, described second substrate is coated with the second sheet metal, the edge of described first sheet metal is provided with the warpage portion be connected with described first sheet metal, and described warpage portion becomes angle to arrange with described first sheet metal place plane.
3. antenna according to claim 1, it is characterized in that, described substrate comprises first substrate and second substrate, described second substrate is arranged on the top of described first substrate, described first substrate is coated with the first sheet metal, described second substrate is coated with the second sheet metal, the edge of described second sheet metal is provided with the warpage portion be connected with described second sheet metal, and described warpage portion becomes angle to arrange with described second sheet metal place plane.
4. antenna according to claim 1, it is characterized in that, described substrate comprises first substrate and second substrate, and described second substrate is arranged on the top of described first substrate, described first substrate is coated with the first sheet metal, described second substrate is coated with the second sheet metal; The edge of described first sheet metal is provided with the first warpage portion be connected with described first sheet metal, and described first warpage portion becomes angle to arrange with described first sheet metal place plane; The edge of described second sheet metal is provided with the second warpage portion be connected with described second sheet metal, and described second warpage portion becomes angle to arrange with described second sheet metal place plane.
5., according to the arbitrary described antenna of claim 1-4, described angle is 0 ° to 180 °.
6. according to the antenna of Claims 2 or 3, it is characterized in that, described warpage portion is plate shaped metallic plate or arc sheetmetal.
7. antenna according to claim 4, is characterized in that, described first warpage portion is plate shaped metallic plate or arc sheetmetal; Described second warpage portion is plate shaped metallic plate or arc sheetmetal.
8. according to the arbitrary described antenna of claim 2-4, it is characterized in that, described first sheet metal and the second sheet metal are square metal sheet, and a pair diagonal of described first sheet metal offers corner cut, and a pair diagonal on described second sheet metal offers corner cut; The corner cut direction of described first sheet metal and the corner cut direction of described second sheet metal perpendicular.
9. antenna according to claim 1, is characterized in that, described sheet metal and described warpage portion one-body molded.
10. antenna according to claim 1, is characterized in that, described sheet metal and described warpage portion integral by being welded to connect.
11. antennas according to claim 5, is characterized in that, described angle is 45 °.
12. 1 kinds of communication equipments, is characterized in that, comprise as arbitrary in claim 1-11 as described in antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520074632.2U CN204441464U (en) | 2015-01-30 | 2015-01-30 | A kind of antenna and communication equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520074632.2U CN204441464U (en) | 2015-01-30 | 2015-01-30 | A kind of antenna and communication equipment |
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| Publication Number | Publication Date |
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| CN204441464U true CN204441464U (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520074632.2U Active CN204441464U (en) | 2015-01-30 | 2015-01-30 | A kind of antenna and communication equipment |
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| CN (1) | CN204441464U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111602293A (en) * | 2018-01-18 | 2020-08-28 | 株式会社村田制作所 | Band antenna substrate and antenna module |
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2015
- 2015-01-30 CN CN201520074632.2U patent/CN204441464U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111602293A (en) * | 2018-01-18 | 2020-08-28 | 株式会社村田制作所 | Band antenna substrate and antenna module |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151117 Address after: 518057 Guangdong City, Nanshan District province high tech Zone in the middle of a high tech building, building No. 2, No. 9, building Patentee after: Shenzhen Guangqi Innovative Technology Co., Ltd. Address before: 518057 Guangdong City, Nanshan District province high tech Zone in the middle of a high tech building, building No. 2, No. 9, building Patentee before: Shenzhen Kuang-Chi Institute of Advanced Technology |