CN103825094A - Antenna and electronic device with antenna - Google Patents
Antenna and electronic device with antenna Download PDFInfo
- Publication number
- CN103825094A CN103825094A CN201210467706.XA CN201210467706A CN103825094A CN 103825094 A CN103825094 A CN 103825094A CN 201210467706 A CN201210467706 A CN 201210467706A CN 103825094 A CN103825094 A CN 103825094A
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- antenna
- insulation board
- connector
- electrode
- day line
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Abstract
The invention provides an antenna and an electronic device with the antenna. The antenna comprises an insulating plate, two sets of antenna elements which are clamped on the opposite two sides of one end of the insulating plate, two feed-in pieces and a first connecting piece. Each set of antenna element comprises a first antenna electrode which is partially clamped on the upper surface of the insulating plate and a second antenna electrode which is connected with one end of the first antenna electrode and partially clamped on the lower surface of the insulating plate. One end of each feed-in piece is connected with the first antenna electrode, and the other end is connected with the conductive end of the insulating plate. The first connecting piece is connected between the two first antenna electrodes. Length of the first connecting piece is a quarter of wavelength corresponding to frequency of the first antenna electrode. Isolation degree between low frequencies can be reduced by the antenna.
Description
Technical field
The present invention relates to a kind of double antenna and be provided with the electronic installation of described antenna.
Background technology
The antenna having is in the market provided with two groups of antenna elements on it, every group of antenna element includes lower frequency components and high-frequency component, two groups of lower frequency components or high-frequency component are in use due to the phase mutual interference of electric current, can cause the isolation between lower frequency components or high-frequency component higher, cause thus produced antenna cannot reach corresponding specification requirement.
Summary of the invention
The electronic installation that main purpose of the present invention is to provide a kind of antenna and is provided with antenna, it is by corresponding connector is set between two antennas, reduces the isolation between lower frequency components and high-frequency component on antenna with this.
The present invention is used for providing a kind of antenna, described antenna includes insulation board, described antenna also includes two groups of antenna elements that are arranged in relative both sides, insulation board one end, two feed-in parts and the first connector, described every group of antenna element comprises the second antenna electrode that is partly arranged in the first day line electrode of insulation board upper surface and is connected and is partly arranged in insulation board lower surface with first day line electrode one end, described each feed-in part one end is connected in first day line electrode, the other end is connected in the conducting end of insulation board, described the first connector is connected between two first day line electrodes, / 4th of a frequency institute corresponding wavelength that the length of described the first connector is first day line electrode.
The present invention is also for providing electronic installation, described electronic installation includes low frequency communication unit and high frequency communication unit, described electronic installation also includes antenna, described antenna includes insulation board, described antenna also includes two groups of antenna elements that are arranged in relative both sides, insulation board one end, two feed-in parts and the first connector, described every group of antenna element comprises the second antenna electrode that is partly arranged in the first day line electrode of insulation board upper surface and is connected and is partly arranged in insulation board lower surface with first day line electrode one end, described each feed-in part one end is connected in first day line electrode, the other end is connected in the conducting end of insulation board, described the first connector is connected between two first day line electrodes, / 4th of a frequency institute corresponding wavelength that the length of described the first connector is first day line electrode, described antenna is connected with low frequency communication unit and high frequency communication unit.
The antenna of the present invention and electronic installation of this antenna is set, it arranges the first connector by two lower frequency components at antenna, / 4th of a frequency institute corresponding wavelength that is first day line electrode in the length of this first connector, between two lower frequency components, will produce infinitely-great impedance, prevent the phase mutual interference of electric current, reduce the isolation between low frequency with this.
Accompanying drawing explanation
Fig. 1 is the three-dimensional view of antenna of the present invention.
Fig. 2 is the decomposition view of antenna of the present invention.
Fig. 3 is the decomposition view of another angle of antenna of the present invention.
Fig. 4 is the hardware structure diagram of electronic installation of the present invention.
Fig. 5 is the antenna modeling design sketch after the present invention improves.
Main element symbol description
| |
1 |
| |
10 |
| Antenna element | 20 |
| |
30 |
| Feed-in |
40 |
| The |
50 |
| The |
60 |
| First |
21 |
| The |
22 |
| The first first half | 211 |
| First is latter half of | 212 |
| The second first half | 221 |
| Second is latter half of | 222 |
| |
100 |
| Low |
200 |
| High |
300 |
| The |
201 |
| The |
202 |
| The |
301 |
| The |
302 |
| Conducting end | 101 |
| Shielding wire | 2 |
| The first conversion loss line | 3 |
| The second conversion loss line | 4 |
Following embodiment further illustrates the present invention in connection with above-mentioned accompanying drawing.
Embodiment
Please refer to shown in Fig. 1 to Fig. 3, is a kind of antenna 1.Described antenna 1 comprises that insulation board 10, two groups are arranged in the antenna element 20 of insulation board 10 relative both sides, one end, two feed-in parts 40 and the first connectors 50.
Described every group of antenna element 20 comprises the second antenna electrode 22 that is partly arranged in the first day line electrode 21 of insulation board 10 upper surfaces and is connected and is partly arranged in insulation board 10 lower surfaces with first day line electrode 21 one end.Described each feed-in part 40 one end are connected on first day line electrode 21, and the other end is connected in the conducting end 101 of insulation board 10 upper surfaces.Described the first connector 50 is connected between two first day line electrodes 21,1/4th of the frequency institute corresponding wavelength that the length of described the first connector 50 is first day line electrode 21.In present embodiment, described two first day line electrodes 21 are low-frequency antenna electrode, according to microwave antenna theory, only has four of frequency institute corresponding wavelength that the length when described the first connector 50 is first day line electrode 21/for the moment, between two first day line electrodes 21, just can produce infinitely-great impedance, prevent the phase mutual interference of electric current, the isolation that reduces low frequency with this make its be less than antenna specification desired-8dB.Described insulation board 10 lower surface ground connection.In present embodiment, described the first connector is rectangular-shaped, and the length that the length of this first connector is multiple rectangular blocks adds the length between rectangular block connecting line.In other execution modes, described the first connector also can be other shapes, and as ellipticity etc., in the time that the first connector is ellipticity, the length of this first connector is oval girth.
Further, described antenna 1 also comprises the second connector 60.Described the second connector 60 is connected between two the second antenna electrodes 22,1/4th of the frequency institute corresponding wavelength that the length of the second described connector 60 is the second antenna electrode 22.In present embodiment, two described the second antenna electrodes 22 are high frequency antenna electrode, according to microwave antenna theory, when 1/4th of the length of the second described connector 60 frequency institute corresponding wavelength that is the second antenna electrode 22, between two the second antenna electrodes 22, just can produce infinitely-great impedance, prevent the phase mutual interference of electric current, the isolation that reduces high frequency with this make its be less than antenna specification desired-8dB.Because the height of frequency and the length of wavelength are inversely proportional to, so the wavelength of first day line electrode 21 is greater than the wavelength of the second antenna electrode 22, therefore the length of the first connector 50 is greater than the length of the second connector 60.In present embodiment, described the second connector is rectangular-shaped, and the length that the length of this second connector is rectangular block adds the length of rectangular block two ends connecting line.In other execution modes, described the second connector also can be other shapes, and as ellipticity etc., in the time that the second connector is ellipticity, the length of this second connector is oval girth.
In order better to understand the present invention, below concrete structure and motion matching relationship to the present invention's each element in an embodiment be described in detail.
Further, described antenna also comprises that one is sheathed on two groups of housings 30 on antenna element 20.
Described first day line electrode 21 comprises the first first half 211 and with first latter half of 212, described the first first half 211 is arranged in insulation board 10 upper surfaces, and described first latter half of 212 is arranged in insulation board 10 side surfaces.In present embodiment, described the first first half 211 is L shaped shape.In other execution modes, described the first first half 211 and first latter half of 212 also can be set to other shapes, and different settings also can be done according to user's demand in the first first half 211 and the first latter half of position being arranged on insulation board 10.
Described the second antenna electrode 22 comprises the second first half 221 and with second latter half of 222, described the second first half 221 is arranged in insulation board 10 lower surfaces, and described second latter half of 222 is arranged in insulation board 10 side surfaces.In present embodiment, described the second first half 221 is U-shaped shape.In other execution modes, described the second first half 221 and second latter half of 222 also can be set to other shapes, and different settings also can be done according to user's demand in the position that the second first half 221 and second latter half of 222 is arranged on insulation board 10.
Be illustrated in figure 4 a kind of hardware structure chart of electronic installation.This electronic installation 100 includes low frequency communication unit 200, high frequency communication unit 300 and antenna 1.Described antenna 1 is connected with low frequency communication unit 200 and high frequency communication unit 300.
This low frequency communication unit 200 comprises the first transmission circuit 201 and the first receiving circuit 202.This high frequency communication unit 300 includes the second transmission circuit 301 and the second receiving circuit 302.This first transmission circuit 201 is for transmitting low frequency signal.This first receiving circuit 202 is for receiving low frequency signal.This second transmission circuit 301 is for transmitting high-frequency signal.This second receiving circuit 302 is for receiving high-frequency signal.
Be illustrated in figure 5 the simulate effect figure of the antenna after improvement, in the time that the frequency range of antenna is between 800MHz-900MHz, be less than-the 8dB of isolation of the antenna that this shielding wire 2 identifies, be less than-the 6dB of conversion loss of the first day line electrode 21 of these the first conversion loss line 3 correspondences, the be also less than-6dB of conversion loss of the first day line electrode 22 of these the second conversion loss line 4 correspondences.
Claims (8)
1. an antenna, described antenna includes insulation board, it is characterized in that: described antenna also includes two groups of antenna elements that are arranged in relative both sides, insulation board one end, two feed-in parts and the first connector, described every group of antenna element comprises the second antenna electrode that is partly arranged in the first day line electrode of insulation board upper surface and is connected and is partly arranged in insulation board lower surface with first day line electrode one end, described each feed-in part one end is connected in first day line electrode, the other end is connected in the conducting end of insulation board, described the first connector is connected between two first day line electrodes, / 4th of a frequency institute corresponding wavelength that the length of described the first connector is first day line electrode.
2. antenna as claimed in claim 1, it is characterized in that: described antenna also comprises the second connector, described the second connector is connected between two the second antenna electrodes, 1/4th of the frequency institute corresponding wavelength that the length of described the second connector is the second antenna electrode.
3. antenna as claimed in claim 1, is characterized in that: described first day line electrode comprises the first first half and with first latter half of, described the first first half is arranged in insulation board upper surface, described the first latter half of insulation board side surface that is arranged in.
4. antenna as claimed in claim 1, is characterized in that: described the second antenna electrode comprises the second first half and with second latter half of, described the second first half is arranged in insulation board lower surface, described the second latter half of insulation board side surface that is arranged in.
5. antenna as claimed in claim 3, is characterized in that: described the first first half is L shaped shape.
6. antenna as claimed in claim 4, is characterized in that: described the second first half is U-shaped shape.
7. antenna as claimed in claim 1, is characterized in that: described antenna also comprises that one is sheathed on two groups of housings on antenna element.
8. an electronic installation, described electronic installation includes low frequency communication unit and high frequency communication unit, it is characterized in that: described electronic installation also includes the wherein antenna described in any one of claim 1 to 7, and described antenna is connected with low frequency communication unit and high frequency communication unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210467706.XA CN103825094B (en) | 2012-11-19 | 2012-11-19 | Antenna and be provided with the electronic installation of antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210467706.XA CN103825094B (en) | 2012-11-19 | 2012-11-19 | Antenna and be provided with the electronic installation of antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103825094A true CN103825094A (en) | 2014-05-28 |
| CN103825094B CN103825094B (en) | 2016-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210467706.XA Active CN103825094B (en) | 2012-11-19 | 2012-11-19 | Antenna and be provided with the electronic installation of antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103825094B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113659306A (en) * | 2020-05-12 | 2021-11-16 | 西安电子科技大学 | Antenna device and electronic apparatus |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101710644A (en) * | 2009-12-23 | 2010-05-19 | 深圳华为通信技术有限公司 | Antenna and wireless communication device |
| CN201708243U (en) * | 2010-06-21 | 2011-01-12 | 友劲科技股份有限公司 | Flat-plate inverted-F-shaped antenna and wireless network device having the same |
| US20110298669A1 (en) * | 2010-06-08 | 2011-12-08 | Research In Motion Limited | Low frequency dual-antenna diversity system |
-
2012
- 2012-11-19 CN CN201210467706.XA patent/CN103825094B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101710644A (en) * | 2009-12-23 | 2010-05-19 | 深圳华为通信技术有限公司 | Antenna and wireless communication device |
| US20110298669A1 (en) * | 2010-06-08 | 2011-12-08 | Research In Motion Limited | Low frequency dual-antenna diversity system |
| CN201708243U (en) * | 2010-06-21 | 2011-01-12 | 友劲科技股份有限公司 | Flat-plate inverted-F-shaped antenna and wireless network device having the same |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113659306A (en) * | 2020-05-12 | 2021-11-16 | 西安电子科技大学 | Antenna device and electronic apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103825094B (en) | 2016-09-07 |
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Effective date of registration: 20180226 Address after: The Guangxi Zhuang Autonomous Region Nanning hi tech Zone headquarters Road No. 18, China ASEAN enterprise headquarters base three 5# workshop Patentee after: NANNING FUGUI PRECISION INDUSTRIAL Co.,Ltd. Address before: 518109 Guangdong city of Shenzhen province Baoan District Longhua Town Industrial Zone tabulaeformis tenth East Ring Road No. 2 two Co-patentee before: HON HAI PRECISION INDUSTRY Co.,Ltd. Patentee before: HONG FU JIN PRECISION INDUSTRY (SHENZHEN) Co.,Ltd. |
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Effective date of registration: 20180912 Address after: 510000 room 2409, Tianhe North Road, Tianhe District, Guangzhou, Guangdong, 2409 Patentee after: GUANGDONG WEI TONG COMMUNICATION TECHNOLOGY Co.,Ltd. Address before: 518000 Guangdong Shenzhen Longhua New District big wave street Longsheng community Tenglong road gold rush e-commerce incubation base exhibition hall E commercial block 706 Patentee before: Shenzhen Meliao Technology Transfer Center Co.,Ltd. Effective date of registration: 20180912 Address after: 518000 Guangdong Shenzhen Longhua New District big wave street Longsheng community Tenglong road gold rush e-commerce incubation base exhibition hall E commercial block 706 Patentee after: Shenzhen Meliao Technology Transfer Center Co.,Ltd. Address before: 530007 the Guangxi Zhuang Autonomous Region Nanning hi tech Zone headquarters road 18, China ASEAN enterprise headquarters three phase 5 factory building Patentee before: NANNING FUGUI PRECISION INDUSTRIAL Co.,Ltd. |