CN202749505U - Planar antenna oscillator and corresponding planar antenna - Google Patents
Planar antenna oscillator and corresponding planar antenna Download PDFInfo
- Publication number
- CN202749505U CN202749505U CN 201220294559 CN201220294559U CN202749505U CN 202749505 U CN202749505 U CN 202749505U CN 201220294559 CN201220294559 CN 201220294559 CN 201220294559 U CN201220294559 U CN 201220294559U CN 202749505 U CN202749505 U CN 202749505U
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- flat plate
- antenna oscillator
- type antenna
- isosceles trapezoid
- rectangular metal
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Abstract
The utility model discloses a planar antenna oscillator and a corresponding planar antenna. The planar antenna oscillator comprises a rectangular metal sheet consisting of an external rectangular metal frame (1) and two internal isosceles trapezoid-shaped protrusions (2). The lower bases of the two isosceles trapezoid-shaped protrusions (2) are respectively located at a pair of opposite sides of the rectangular metal frame (1). Slits (3) extending to the edges of the rectangular metal sheet are respectively arranged in the two isosceles trapezoid-shaped protrusions (2). Feed holes (4) for wiring are arranged in the upper bases of the two isosceles trapezoid-shaped protrusions (2). The planar antenna oscillator is simple in structure, convenient to produce and manufacture, high in received signal quality, and wide in signal covered scope.
Description
Technical field
The utility model relates to a kind of antenna oscillator, particularly a kind of Flat plate-type antenna oscillator.
Background technology
Antenna is a kind of electromagnetic parts that are used for launching or receiving in wireless device.The engineering systems such as TV, broadcasting, radio communication, remote sensing, every electromagnetic wave that utilizes comes transmission of information, all relies on antenna to carry out work.Along with popularizing of wireless digital TV-set signal, more and more people received television signal out of doors or in mobile, and be not confined to indoor.Even at the indoor TV of watching, under a lot of environment, also need antenna is installed on various position.Then have higher requirement to the television antenna of serving as the reception important task this moment: the receive frequency wide coverage, take up room little, can be installed on various environment and can resist various weather, signal reception strong etc.The size of antenna mainly is the impact that is subjected to the antenna oscillator size and dimension.
To 862MHz, existing television antenna uses the scheme of a plurality of oscillator combinations in order to reach the reception of full frequency band to the operation frequency range of Digital Television mostly between 470MHz, and the volume of antenna is increased and difficult the installation.Most omni-directional antenna then are difficult to guarantee stronger signal reception, and the place weak at signal do not provide outstanding reception quality.
The utility model content
The purpose of this utility model is the defective that overcomes above-mentioned antenna, provides a kind of simple in structure, is convenient to manufacture, and received signal quality is high, and signal cover is wide, the Flat plate-type antenna oscillator of being convenient to install.
The utility model achieves the above object by following scheme.
A kind of Flat plate-type antenna oscillator, comprise rectangular metal sheet, rectangular metal sheet comprises outside rectangular metal frame and two inner isosceles trapezoid projections, going to the bottom of two isosceles trapezoid projections lays respectively on one group of opposite side of rectangular metal frame, in two isosceles trapezoid projections, be respectively equipped with the slit that extends to the rectangular metal sheet edge, be provided with the power feed hole that wiring is used in the upper bottom of two isosceles trapezoid projections.
The output impedance of described Flat plate-type antenna oscillator is about 75 Ω, to adapt to the coaxial cable that is connected on the power feed hole, the impedance of coupling cable, reduce the reflection loss effect in the signal course of conveying, described impedance can realize by the area in isosceles trapezoidal protrusion and slit in the adjusting rectangular metal sheet.
Selecting rectangle as the shape of sheet metal, is because its shape is regular, cuts out easily, is convenient to the making of Flat plate-type antenna oscillator.Preferably, described rectangular metal sheet is the rectangle sheet metal, and the rectangular metal frame is the rectangle metal frame.In this scheme, can arrange more easily the shape in isosceles trapezoid projection and slit.
When rectangular metal sheet was the rectangle sheet metal, preferably, going to the bottom of described isosceles trapezoid projection was positioned on the long limit of rectangle metal frame.
Preferably, the Width of two minor faces of described rectangle metal frame is 1: 2 ~ 1: 3, and the width on two long limits equates.
Preferably, the upper base of described isosceles trapezoid projection is 3:1 ~ 4:1 with the Length Ratio of going to the bottom.
Preferably, the distance of the upper base of described two isosceles trapezoid projections is 1/15 ~ 1/20 of rectangle sheet metal bond length.
Described rectangle sheet metal more is conducive to the reception of signal preferably along long axis direction axisymmetricly.
Preferably, extend along the perpendicular bisector on isosceles trapezoid base in described slit, and the length in slit is 1/3 ~ 2/5 of rectangle sheet metal bond length.
Above-mentioned preferred version defines the ratio of each segment length of rectangle sheet metal, can more effectively regulate impedance and better reception quality is provided by above-mentioned the setting.Particularly, as a kind of preferred scheme, the long edge lengths of described rectangle sheet metal is 220 ± 10mm, and bond length is 180 ± 10mm, and thickness is 0.5 ± 0.2mm.
In order to reach better reception, Flat plate-type antenna oscillator contains two above-mentioned rectangular metal sheet.Two rectangular metal sheet are installed in relatively symmetrically in the same antenna casing and are connected to same signal processor.
As a kind of preferred version, the place, four angles of described rectangular metal sheet is provided with location hole, is easily installed in the antenna casing.
The range of receiving of described Flat plate-type antenna oscillator covers whole TV signal uhf band 470 ~ 862MHz, and signal receiving quality is high.
Compared with prior art, the utlity model has following beneficial effect:
Flat plate-type antenna oscillator described in the utility model, simple in structure, to be convenient to manufacture, received signal quality is high, and signal cover is wide.
Description of drawings
Fig. 1 is the structural representation of the utility model Flat plate-type antenna oscillator;
Fig. 2 is the size schematic diagram of the Flat plate-type antenna oscillator of embodiment of the present utility model;
Fig. 3 is the schematic diagram of the plate aerial oscillator of embodiment of the present utility model.
Embodiment
Come the utility model is further described explanation below in conjunction with specific embodiments and the drawings, but embodiment does not do any restriction to the utility model.
A kind of Flat plate-type antenna oscillator comprises the rectangle sheet metal, structure as shown in Figure 1, Flat plate-type antenna oscillator is along long axis direction axisymmetricly.The rectangle sheet metal comprises outside rectangle metal frame 1 and two inner isosceles trapezoid projections 2, going to the bottom of two isosceles trapezoid projections 2 lays respectively on the long limit of rectangle metal frame 1, in two isosceles trapezoid projections 2, be respectively equipped with the slit 3 that extends to rectangle sheet metal edge, be provided with the power feed hole 4 that wiring is used in the upper bottom of two isosceles trapezoid projections 2.
Each segment length of rectangle sheet metal of present embodiment arranges with reference to figure 2, and long measure is millimeter among the figure.According to the setting of Fig. 2, the output impedance of present embodiment Flat plate-type antenna oscillator is 75 Ω.
In order to reach better reception, the Flat plate-type antenna oscillator of present embodiment contains two as shown in Figure 2 rectangle sheet metals of size, and its compound mode is with reference to shown in Figure 3.Two length of a film square metal sheets are installed in relatively symmetrically in the same antenna casing and are connected to same signal processor.
Place, four angles in the rectangle sheet metal is provided with location hole, is easily installed in the antenna casing.The material of sheet metal is tinplate.
The range of receiving of the Flat plate-type antenna oscillator of present embodiment covers whole TV signal uhf band 470 ~ 862MHz.
Claims (10)
1. Flat plate-type antenna oscillator, comprise rectangular metal sheet, it is characterized in that rectangular metal sheet comprises outside rectangular metal frame (1) and two inner relative isosceles trapezoid projections (2), going to the bottom of two isosceles trapezoid projections (2) lays respectively on one group of opposite side of rectangular metal frame (1), in two isosceles trapezoid projections (2), be respectively equipped with the slit (3) that extends to the rectangular metal sheet edge, be provided with the power feed hole (4) that wiring is used in the upper bottom of two isosceles trapezoid projections (2).
2. Flat plate-type antenna oscillator as claimed in claim 1 is characterized in that described rectangular metal sheet is the rectangle sheet metal, and rectangular metal frame (1) is the rectangle metal frame.
3. Flat plate-type antenna oscillator as claimed in claim 2 is characterized in that going to the bottom of described isosceles trapezoid projection (2) is positioned on the long limit of rectangle metal frame.
4. Flat plate-type antenna oscillator as claimed in claim 3 is characterized in that the Width of two minor faces of described rectangle metal frame is 1: 2 ~ 1: 3, and the width on two long limits equates.
5. Flat plate-type antenna oscillator as claimed in claim 1 is characterized in that, the upper base of described isosceles trapezoid projection (2) is 3:1 ~ 4:1 with the Length Ratio of going to the bottom.
6. Flat plate-type antenna oscillator as claimed in claim 2 is characterized in that the distance of the upper base of described two isosceles trapezoid projections (2) is 1/15 ~ 1/20 of rectangle sheet metal bond length.
7. Flat plate-type antenna oscillator as claimed in claim 2 is characterized in that described rectangle sheet metal along long axis direction axisymmetricly.
8. Flat plate-type antenna oscillator as claimed in claim 7 is characterized in that, extend along the perpendicular bisector on isosceles trapezoid base in described slit, and the length in slit is 1/3 ~ 2/5 of rectangle sheet metal bond length.
9. such as Flat plate-type antenna oscillator as described in each among the claim 2-8, it is characterized in that the long edge lengths of described rectangle sheet metal is 220 ± 10mm, bond length is 180 ± 10mm.
10. a plate type antenna that adopts each described Flat plate-type antenna oscillator among the claim 1-8 is characterized in that, symmetrical two rectangular metal sheet of installation in antenna casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220294559 CN202749505U (en) | 2012-06-21 | 2012-06-21 | Planar antenna oscillator and corresponding planar antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220294559 CN202749505U (en) | 2012-06-21 | 2012-06-21 | Planar antenna oscillator and corresponding planar antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202749505U true CN202749505U (en) | 2013-02-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220294559 Expired - Lifetime CN202749505U (en) | 2012-06-21 | 2012-06-21 | Planar antenna oscillator and corresponding planar antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202749505U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103632177A (en) * | 2013-12-07 | 2014-03-12 | 威海北洋电气集团股份有限公司 | Double-line box three-dimensional channel device |
| US11177575B2 (en) | 2019-09-27 | 2021-11-16 | Shenzhen Antop Technology Co. Ltd. | Planar antenna element and antenna |
-
2012
- 2012-06-21 CN CN 201220294559 patent/CN202749505U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103632177A (en) * | 2013-12-07 | 2014-03-12 | 威海北洋电气集团股份有限公司 | Double-line box three-dimensional channel device |
| US11177575B2 (en) | 2019-09-27 | 2021-11-16 | Shenzhen Antop Technology Co. Ltd. | Planar antenna element and antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20170124 Address after: 518100 Guangdong city of Shenzhen province Baoan District Songgang street Luotian forest Qiaohua Industrial Zone, plant two (301) Patentee after: SHENZHEN ANTOP TECHNOLOGY Co.,Ltd. Address before: Guangdong city of Shenzhen province Baoan District Songgang street Luotian forest Qiaohua Industrial Zone No. 301 factory Patentee before: SHENZHEN QIAOHUA INDUSTRIES Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20170309 Address after: 510006 Guangdong city of Guangzhou province Panyu District Xiaoguwei street two cross road No. 22 A701-A702 Patentee after: GUANGZHOU DETENG TECHNOLOGY SERVICE CO.,LTD. Address before: 518100 Guangdong city of Shenzhen province Baoan District Songgang street Luotian forest Qiaohua Industrial Zone, plant two (301) Patentee before: SHENZHEN ANTOP TECHNOLOGY CO.,LTD. |
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| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130220 |
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| CX01 | Expiry of patent term |