CN201523079U - multi-frequency antenna - Google Patents
multi-frequency antenna Download PDFInfo
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- CN201523079U CN201523079U CN 200920164114 CN200920164114U CN201523079U CN 201523079 U CN201523079 U CN 201523079U CN 200920164114 CN200920164114 CN 200920164114 CN 200920164114 U CN200920164114 U CN 200920164114U CN 201523079 U CN201523079 U CN 201523079U
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- radiation conductor
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- primary radiation
- substrate
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- 239000004020 conductor Substances 0.000 claims abstract description 78
- 230000005855 radiation Effects 0.000 claims abstract description 58
- 230000003071 parasitic effect Effects 0.000 claims abstract description 29
- 239000000758 substrate Substances 0.000 claims abstract description 19
- 238000010586 diagram Methods 0.000 description 4
- 238000010295 mobile communication Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
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Abstract
The utility model discloses a multi-frequency antenna which comprises a substrate, a primary radiation conductor, a parasitic radiation conductor, a connecting part, a feed-in point and a grounding part, wherein the primary radiation conductor and the parasitic radiation conductor are respectively arranged on the first surface and the second surface of the substrate; and the grounding part is arranged on the substrate and mutually connected with the parasitic radiation conductor by the connecting part. The primary radiation conductor and the parasitic radiation conductor are coupled to resonate out the high-frequency operational frequency band; and the parasitic radiation conductor realizes the low-frequency operational frequency band. The multi-frequency antenna can be widely suitable for various occasions needing the multi-frequency antenna.
Description
Technical field
The utility model relates to a kind of multifrequency antenna, especially relates to a kind of multifrequency antenna that is used for Wide Area Network.
Background technology
Wireless signal transmits to have developed and multiple kinds and technology, the purpose of its development innovation, be nothing but to make transmission of Information more speed and convenience, and make more popularization of Mobile Communications and can immanent transmission and reception information, therefore, various now electronic product is except the function with wireless receiving and dispatching network signal, other develops gradually can possess the electronic product that the Mobile Communications function is arranged simultaneously, also promptly utilizes radio wide area network (WWAN) technology to promote the Mobile Communications ability of electronic product.Therefore, electronic product is for meeting the demand easily that moves, its miniaturization and light-weighted structural design, become the inexorable trend under wireless and the Mobile Communications environment, again because of in the wireless signal transceiver, antenna is the window that electromagnetic wave signal transmits, about the quality of its electrical characteristic communication quality, but so how to develop the electromagnetic antenna of transmitting/receiving wireless Wide Area Network and have excellent electric characteristics, real is the problem that the utmost point need overcome solution in the Antenna Design.
In view of this, the present utility model people is active development research, and for improving the deficiency of the said goods, through the permanent research and experiment of making great efforts, development and Design goes out multifrequency antenna of the present utility model finally.
The utility model content
The technical problems to be solved in the utility model provides a kind of multifrequency antenna, but can solve the not good problem of the electromagnetic antenna electrical characteristics performance of transmitting/receiving wireless Wide Area Network in the prior art.
For achieving the above object, the technical solution adopted in the utility model is: a kind of multifrequency antenna, comprise: a substrate, a primary radiation conductor, a parasitic radiation conductor, a junction, a load point and grounding parts, wherein primary radiation conductor and parasitic radiation conductor are arranged at first and second surface of substrate respectively, and this grounding parts is arranged at substrate and utilizes connecting portion and the parasitic radiation conductor is connected to each other.
Preferably, wherein this primary radiation conductor is KanXing Zhuan, and its transverse axis Duan Yiduan is the vertical radiant section of larger area, and the transverse axis section other end is the longitudinal axis section than small size.
Preferably, wherein this primary radiation conductor is KanXing Zhuan, and its transverse axis Duan Yiduan is the vertical radiant section of larger area, and the transverse axis section other end is the longitudinal axis section than small size; And this parasitic radiation conductor is F type shape, vertically the district is relative with the longitudinal axis section of primary radiation conductor for it, vertically one side horizontal expansion, one upper conductor district, district and once conductor region, wherein the lower conductor district is positioned at below, upper conductor district and relative with transverse axis section and vertical radiant section of primary radiation conductor.
Preferably, wherein the vertical district and the grounding parts of the set parasitic radiation conductor of this substrate second surface are connected to each other by this connecting portion
Preferably, wherein this connecting portion can be the perforation that runs through this substrate first surface and second surface and constitutes, and this bore a hole two ends and inner tool conductive layer are so that two ends of boring a hole electrically connect with parasitic radiation conductor and grounding parts respectively.
Preferably, wherein this primary radiation conductor is provided with load point near vertical radiant section root edge, can utilize the heart yearn of coaxial line to be coupled to load point, and the outer conductor of coaxial line then couples with the usefulness as signal ground with grounding parts.
After adopting the technical solution of the utility model, wherein primary radiation conductor and parasitic radiation conductor are arranged at first and second surface of substrate respectively, make primary radiation conductor and parasitic radiation conductor coupled resonance go out the operation frequency range of high frequency, realized the frequency range requirement of high frequency (1710 to 2170MHz), utilize the operation frequency range of the upper conductor district realization low frequency (824 to 960MHz) of parasitic radiation conductor in addition, integral body has the electrical characteristic of good transmitting-receiving signal, meets the communication need of Wide Area Network.
Description of drawings
Fig. 1 is the combination schematic perspective view of the multiple frequency antenna structure that provided of the utility model one preferred embodiment.
Fig. 2 is the front schematic perspective view of the multiple frequency antenna structure that provided of the utility model one preferred embodiment.
Fig. 3 is the back side schematic perspective view of the multiple frequency antenna structure that provided of the utility model one preferred embodiment.
Fig. 4 is the front schematic perspective view of the multiple frequency antenna structure that provided of another preferred embodiment of the utility model.
Fig. 5 is another preferred embodiment schematic diagram of connecting portion of multifrequency antenna.
Embodiment
Below in conjunction with drawings and embodiments the utility model is described in further detail.
See also Fig. 1, Fig. 2 and Fig. 3, a kind of multiple frequency antenna structure schematic diagram that its utility model that illustrates one preferred embodiment is provided.Multifrequency antenna 1 comprises: a substrate 10, one primary radiation conductor 20, one parasitic radiation conductor 30, a junction 40, one load point 50 and grounding parts 60, wherein primary radiation conductor 20 is arranged at the first surface 101 in substrate 10 fronts and the second surface 102 at substrate 10 back sides respectively with parasitic radiation conductor 30, this primary radiation conductor 20 generally is KanXing Zhuan simultaneously, its transverse axis section 201 1 ends are the vertical radiant section 202 of larger area, transverse axis section 201 other ends are the longitudinal axis section 203 than small size, in addition, this parasitic radiation conductor 30 generally is F type shape, vertically district 301 is relative with the longitudinal axis section 203 of primary radiation conductor 20 for it, should vertically distinguish the long short lower conductor district 303, upper conductor district 302 and of 301 1 side horizontal expansions one, wherein lower conductor district 303 is positioned at 302 belows, upper conductor district and relative with transverse axis section 201 and vertical radiant section 202 of primary radiation conductor 20, grounding parts 60 is arranged at the first surface 101 in substrate 10 fronts, and be positioned at primary radiation conductor 20 below tool appropriate intervals, 301 bottoms, vertical district and the grounding parts 60 of parasitic radiation conductor 30 are connected to each other by connecting portion 40, near vertical radiant section 202 root edges load point 50 is set at primary radiation conductor 20 in addition, can utilize the heart yearn of coaxial line 70 to be coupled to load point 50, the outer conductor of coaxial line 70 then couples with the usefulness as signal ground with grounding parts 60, conductor region 302 coupled resonances go out the operation frequency range of high frequency on vertical radiant section 202 of this primary radiation conductor 20 and the parasitic radiation conductor 30, to realize the frequency range requirement of high frequency (1710 to 2170MHz), conductor region 302 is realized the operation frequency range of low frequency (824 to 960MHz) on the conductor 30 of parasitic radiation simultaneously.
See also Fig. 4, it illustrates the schematic diagram of multifrequency antenna 1 another preferred embodiment of structure, and vertical radiant section 202 of this primary radiation conductor 20 can generally be the setting of F shape.
See also shown in Figure 5, it illustrates the schematic diagram of connecting portion 40 another preferred embodiments of multifrequency antenna 1, the connecting portion 40 of this creation multifrequency antenna 1 can be the perforation 401 that runs through substrate 10 first surfaces 101 and second surface 102, this bore a hole 401 2 ends and inner tool conductive layer 402 are so that 401 2 ends of boring a hole electrically connect with grounding parts 60 with vertical district 301 of parasitic radiation conductor 30 respectively.
The effect explanation:
This creation multifrequency antenna utilizes conductor region coupled resonance on vertical radiant section of primary radiation conductor and the parasitic radiation conductor to go out the operation frequency range of high frequency, to realize the frequency range requirement of high frequency (1710 to 2170MHz), in addition, utilize the operation frequency range of conductor region realization low frequency (824 to 960MHz) on the parasitic radiation conductor, integral body has the electrical characteristic of good transmitting-receiving signal, to meet the communication need of Wide Area Network.
The above; it only is embodiment of the present utility model; but protection range of the present utility model is not limited thereto; any those of ordinary skill in the art are in the disclosed technical scope of the utility model; the variation that can expect easily or replacement all should be encompassed within the protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range that claims were limited.
Claims (6)
1. multifrequency antenna, comprise: a substrate, a primary radiation conductor, a parasitic radiation conductor, a junction, a load point and grounding parts, it is characterized in that: wherein primary radiation conductor and parasitic radiation conductor are arranged at first and second surface of substrate respectively, and this grounding parts is arranged at substrate and utilizes connecting portion and the parasitic radiation conductor is connected to each other.
2. multifrequency antenna according to claim 1 is characterized in that: wherein this primary radiation conductor is KanXing Zhuan, and its transverse axis Duan Yiduan is the vertical radiant section of larger area, and the transverse axis section other end is the longitudinal axis section than small size.
3. multifrequency antenna according to claim 1 is characterized in that: wherein this primary radiation conductor is KanXing Zhuan, and its transverse axis Duan Yiduan is the vertical radiant section of larger area, and the transverse axis section other end is the longitudinal axis section than small size; And this parasitic radiation conductor is F type shape, vertically the district is relative with the longitudinal axis section of primary radiation conductor for it, vertically one side horizontal expansion, one upper conductor district, district and once conductor region, wherein the lower conductor district is positioned at below, upper conductor district and relative with transverse axis section and vertical radiant section of primary radiation conductor.
4. multifrequency antenna according to claim 1 is characterized in that: wherein the vertical district and the grounding parts of the set parasitic radiation conductor of this substrate second surface are connected to each other by this connecting portion.
5. according to claim 1 or 4 described multifrequency antennas, it is characterized in that: wherein this connecting portion can be the perforation that runs through this substrate first surface and second surface and constitutes, this bore a hole two ends and inner tool conductive layer are so that two ends of boring a hole electrically connect with parasitic radiation conductor and grounding parts respectively.
6. multifrequency antenna according to claim 1, it is characterized in that: wherein this primary radiation conductor is provided with load point near vertical radiant section root edge, can utilize the heart yearn of coaxial line to be coupled to load point, conductor then couples with the usefulness as signal ground with grounding parts outside the coaxial line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920164114 CN201523079U (en) | 2009-07-16 | 2009-07-16 | multi-frequency antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920164114 CN201523079U (en) | 2009-07-16 | 2009-07-16 | multi-frequency antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201523079U true CN201523079U (en) | 2010-07-07 |
Family
ID=42509255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200920164114 Expired - Lifetime CN201523079U (en) | 2009-07-16 | 2009-07-16 | multi-frequency antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201523079U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103078179A (en) * | 2012-11-30 | 2013-05-01 | 苏州安洁科技股份有限公司 | Efficient radio frequency antenna device |
| CN104868248A (en) * | 2014-02-26 | 2015-08-26 | 启碁科技股份有限公司 | Broadband antenna |
| CN107039757A (en) * | 2015-12-30 | 2017-08-11 | 三星电机株式会社 | Antenna spacing is from improvedd antenna communication device |
-
2009
- 2009-07-16 CN CN 200920164114 patent/CN201523079U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103078179A (en) * | 2012-11-30 | 2013-05-01 | 苏州安洁科技股份有限公司 | Efficient radio frequency antenna device |
| CN103078179B (en) * | 2012-11-30 | 2015-09-09 | 苏州安洁科技股份有限公司 | A kind of Efficient radio frequency antenna device |
| CN104868248A (en) * | 2014-02-26 | 2015-08-26 | 启碁科技股份有限公司 | Broadband antenna |
| CN107039757A (en) * | 2015-12-30 | 2017-08-11 | 三星电机株式会社 | Antenna spacing is from improvedd antenna communication device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100707 |