CN101212080B - Organic dielectric antenna and method for producing the antenna - Google Patents
Organic dielectric antenna and method for producing the antenna Download PDFInfo
- Publication number
- CN101212080B CN101212080B CN2006100636192A CN200610063619A CN101212080B CN 101212080 B CN101212080 B CN 101212080B CN 2006100636192 A CN2006100636192 A CN 2006100636192A CN 200610063619 A CN200610063619 A CN 200610063619A CN 101212080 B CN101212080 B CN 101212080B
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- China
- Prior art keywords
- organic media
- metal
- base plate
- signal feed
- guided
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
- H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
- H01Q9/27—Spiral antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
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- Details Of Aerials (AREA)
- Waveguide Aerials (AREA)
Abstract
The invention discloses an organic media antenna comprising a signal feeder, a metal conductor, an organic medium and a signal feeder interface. One end of the signal feeder is connected to the metal conductor, the other end is connected to the signal feeder interface. All or part of the metal conductor and the signal feeder is solidified into the organic medium. The invention has simple manufacture process of the antenna, low cost, good resistance to shock and resistance to impact effect, furthermore the energy is easy to concentrate, thus the invention is especially suitable for the application field of communication, radar and navigation in the outdoor, marine and vehicle with large humidity and shock.
Description
[technical field]
The present invention relates to a kind of antenna, the indoor and outdoor in particularly a kind of radar, communication and navigator fix field is used the organic media antenna.It is a kind of low-cost manufacturing and the good miniaturization broad beam antenna unit of performance of being convenient to, and is particularly useful for the demanding occasion of outdoor air-tightness.
[background technology]
In various radar, communication and navigation positioning system, the microstrip antenna that forms on monolithic little band inorganic ceramic dielectric antenna and the media plane plate is widely used.The guiding plate metal of existing microstrip antenna contacts with air, when being combined together to form active antenna with active circuit, often needs the additional antenna cover, applies sealing through viscose glue.This sealing means not only processed complex, operation is many, cost is high, anti-vibration and impact effect are poor, influenced the reliability of antenna like this, and then influenced the performance and the useful life of antenna itself.Yet antenna performance variation, the direct result of bringing are functions such as the efficient that influences system, sensitivity, when situation is serious even can make systemic breakdown.
[summary of the invention]
The technical problem that the present invention will solve is, a kind of organic media antenna is provided, and is intended to solve existing antenna processed complex, operation is many, cost is high, anti-vibration and impact effect difference problem.
The technical scheme that the present invention adopted is: provide a kind of organic media antenna to comprise that signal feed, metal guide body, organic media and signal feed interface into, an end and the metal of signal feed are guided body into and are connected, and the other end is connected with the signal feed interface; Metal is guided a part of or whole of body, signal feed into; Solidify in organic media said metal and guide the part of body, signal feed into or all be arranged in the mould, fill with organic media, curing molding is an one then; Between said signal feed and signal feed interface; A metal base plate is installed, and said signal feed is passed said metal base plate, and insulate with metal base plate; Said metal base plate and metal are guided into and are kept an interval height between body, and said metal base plate is solidificated in the said organic media.
Also be solidified with printed circuit board (PCB) in the above-mentioned organic media, printed circuit board (PCB) is the single-layer printed circuit plate, and metal is guided body into and is made on the printed circuit board (PCB), and signal feed is connected in metal and guides an end of body into and pass printed circuit board (PCB).
Also be solidified with a metal base plate in the above-mentioned organic media, the end that signal feed is connected with the signal feed interface passes metal base plate, and insulate with metal base plate, and metal base plate and metal are guided into and kept an interval height between body.Metal base plate is parallel for good with the bottom surface that metal is guided body into; And the area of metal base plate is not less than metal, and to guide the upright projection area on external edge into be good.
For solving the problems of the technologies described above; Another technical scheme that the present invention adopted is: provide a kind of organic media antenna to comprise that signal feed, metal guide body into; Metal base plate and signal feed interface, the end that an end and the metal of signal feed guided body into is connected, and the other end is connected with the signal feed interface; Metal is guided body into attached to above the organic media; Metal base plate is installed in the bottom surface of organic media, signal feed pass organic media and metal base plate and with the metal base plate insulation, the signal feed interface is installed in the bottom of metal base plate; Metal base plate is parallel with the bottom surface that metal is guided body into, and the area of metal base plate is not less than the upright projection area that said metal is guided external edge into.
Technique scheme owing to guide metal into the part of body, signal feed or all, is solidified in organic media, need not the additional antenna cover, thereby manufacture craft is simple, cost is low, anti-vibration and impact effect are good.Especially work as metal and guide the whole of body, signal feed into; When solidifying in organic media; This organic media antenna has good protection against the tide, corrosion proof function, thereby is particularly suitable for open air, sea and high humidity such as vehicle-mounted, is shaken the application of communication, radar and navigation under the various situation such as big.
[description of drawings]
Fig. 1 is the organic media antenna structure view of first execution mode of the present invention;
Fig. 2 is that metal is guided the vertical view that sheet is a square metal helix microstrip line into;
Fig. 3 is the structural representation of the organic media antenna of second execution mode of the present invention;
Fig. 4 is the structural representation of the organic media antenna of the 3rd execution mode of the present invention;
Fig. 5 is the structural representation in the organic media sky of the 4th execution mode of the present invention.
[embodiment]
The invention discloses radar, the indoor and outdoor in communication and navigator fix field is with a kind of organic media antenna and manufacturing approach thereof.
See also Fig. 1; The structural representation of the organic media antenna of first execution mode of the present invention; It comprises: signal feed 1, metal are guided body 2, organic media 4, signal feed interface 5 into, and the metal of this organic media antenna is guided body 2 into and is connected with an end of signal feed 1, and the other end of signal feed 1 is connected with signal feed interface 5; 5 said signal feed 1 and signal feed interfaces; A metal base plate 3 can be installed, and said signal feed 1 is passed said metal base plate 3, and insulate with metal base plate 3.It is parallel for good that said metal base plate 3 and metal are guided the bottom surface of body 2 into, and the area of metal base plate 3 otherwise it is good guiding body 2 outer upright projection areas into less than said metal.Said metal is guided the part of body 2, metal base plate 3 and signal feed 1 into or all is arranged in the mould, fills with organic media 4, and curing molding is an one then.
Also can guide body 2 and signal feed 1 into by a curing metal, metal base plate 3 etc. is installed then as required.
Said signal feed interface 5 can be installed in an organic media part outside or said signal feed interface 5 and also be encapsulated in the said organic media 4.
Said organic media 4 can be selected graininess organic media, Powdered organic media or liquid organic media for use; Be convenient to like this load; Such as with granular organic media 4, be filled in the mould that is provided with metal guide way 2, signal feed 1, metal base plate 3, get final product after handling through being heating and curing.Such technology is fit to industrialized mass production, and production cost is low.And do not need radome, also have advantages such as moistureproof, shockproof.
Consider broadening antenna beamwidth and the loss that reduces signal, the material of said organic media 4 can be selected polymethyl methacrylate, organic resin, ABS plastic or fiberglass etc. for use.The organic media of selecting low-k (＜2.7) for use is good.
The shape of said mould can be cuboid, cylinder, cone, hemisphere or spheroid.Can select the shape of different dies shape and different metallic guide way 2 for use according to the purposes of antenna.
It can be that metal covering is guided sheet into, metal spiral is guided sheet, wire spiral, metal centrum helix, metal micro-strip line, metal spiral microstrip line or metal centrum helix microstrip line into that said metal is guided body 2 into; The shape that metal is guided body 2 into can be flat shape or three-dimensional shape.
According to the requirement of dielectric constant, signal wavelength, bandwidth and the antenna standing wave ratio of said organic media, the bottom surface that can guide body 2 into to metal is adjusted to the height h1 of metal base plate 3, and the effect of guiding into that makes metal guide body into reaches best; The end face that also can guide body 2 into to metal is adjusted to the surface height h2 of the organic media 4 on its top, makes the standing wave signal ratio of said organic media antenna be reduced to minimum.Adjustment through to h1, h2 height can make said organic media antenna reach optimum reception and launching effect.
Can also guide metal into body 2 is produced on the single-layer printed circuit plate; Replace metal to guide body into the single-layer printed circuit plate, that one side that this single-layer printed circuit plate does not have metal to guide body into is good towards metal base plate, and said signal feed is passed this single-layer printed circuit plate, organic media 4 and metal base plate 3; Be connected with signal feed interface 5 then; Said single-layer printed circuit plate also is arranged in this mould, fills with the organic media material, and is solidificated in 4 (figure does not show) in the said organic media.
See also Fig. 2, it is that metal is guided the vertical view that body is a square metal helix microstrip line into.
See also Fig. 3; The structural representation of the organic media antenna of second execution mode of the present invention, it is on the basis of first embodiment, changes said metal base plate 3 into double-layer printing circuit board; The upper strata metal plate sections of said double-layer printing circuit board can replace said metal base plate 3; At 5 adding active circuits 7 of signal feed interface of the bottom 6 of said printed circuit board (PCB),, be formed with source antenna such as adding low noise amplifier (LNA).Consider the interference and the leakage of signal, can on active circuit, add a metallic shield box 8.Said active circuit also can be arranged in this mould, is encapsulated in the one of said organic media 4, promptly passive part and active part is implemented integrated organic media 4 filling curing.
See also Fig. 4, it is the structural representation of the organic media antenna of the 3rd execution mode of the present invention, and it comprises: signal feed 1, metal are guided body 2 into, metal base plate 3, organic media 4, signal feed interface 5.Said metal is guided body 2 into and is passed said organic media 4 and be connected with an end of signal feed 1; The other end of signal feed 1 is connected with signal feed interface 5; Said metal is guided body 2 into attached to above the organic media 4, and said metal base plate 3 is installed in the bottom surface of organic media 4, and said signal feed 1 is passed said organic media 4 and said metal base plate 3; And insulate with metal base plate; Said signal feed interface 5 is installed in the bottom of said metal base plate 3, and said metal base plate 3 is parallel with the bottom surface that metal is guided body 2 into, and the area of metal base plate 3 otherwise the upright projection area of guiding body 2 outers less than said metal into.
Mainly be to consider the broadening antenna beamwidth and the loss that reduces signal, the material of said organic media 4 can be selected polymethyl methacrylate, organic resin, ABS plastic or fiberglass etc. for use, and the organic media of selecting low-k (＜2.7) for use is good.
According to the requirement of dielectric constant, signal wavelength, bandwidth and the antenna standing wave ratio of said organic media 4, can guide body 3 bottom surfaces into to metal and adjust to height (thickness) h1 of metal base plate 3, reach the optimal antenna effect.
Present embodiment is the organic media antenna and the manufacturing approach thereof that are used for GPS.Said organic media 4 is selected the polymethyl methacrylate of 15 millimeters thick, 50 millimeters long, 50 mm wides for use, guides body 2 (such as copper foil) into overlaying metal on the two sides of this polymethyl methacrylate.It is as shown in Figure 3 that said metal is guided the shape of body 2 into, is a square spiral microstrip line, about 45 millimeters of its length of side; Said metal base plate 3 is square metal base plates, and about 54 millimeters of its length of side is slightly larger than the length of side that metal is guided body 2 and organic media 4 into.
For the organic media antenna of sort signal frequency (wavelength), selecting the thickness h 1 of organic media 4 is 15mm, and the dielectric constant of organic media is elected the organic media antenna that 2.6 polymethyl methacrylate is processed as, and its antenna effect is splendid.
Here be stressed that the organic media antenna that present embodiment is processed is different from the microstrip antenna of processing with general printed circuit board (PCB), here because the thickness h 1 of the organic media of selecting for use is far longer than the thickness of general printed circuit board (PCB).
Said metal is guided body 2 into and is generated with metal base plate 3 available metal film plating process, and plating is attached to two surfaces of organic media, or adopts the technology that overlays metal film to realize that the shape that said metal is guided body 2 into can be that metal is guided sheet into, metal spiral is guided sheet etc. into.In order to increase the airtight protection effect of Denging, that can guide body 2 at metal simultaneously applies measures such as last layer diaphragm.
Can also the outside of said organic media 4 and metal guide into body 2 above add radome.
See also Fig. 5, it is the structural representation in the organic media sky of the 4th execution mode of the present invention.It is on the basis of the 3rd embodiment; Guiding metal into body is produced on the single-layer printed circuit plate; This single-layer printed circuit plate do not have that metal guides body into that simultaneously be that the medium face 9 of single-layer printed circuit plate is connected with organic media 4, said signal feed is passed this single-layer printed circuit plate, organic media and metal base plate and is connected with the signal feed interface; The metal of this single-layer printed circuit plate is guided body 2 those one sides into and also can be connected with organic media 4, and said signal feed is passed this organic media and is connected with the signal feed interface with metal base plate.But this single-layer printed circuit plate, metal base plate 3 crimping or be bonded on the organic media 4.
The above is merely preferred embodiment of the present invention, is not to be used to limit protection scope of the present invention.
Claims (20)
1. organic media antenna comprises that signal feed, metal guide body, organic media and signal feed interface into, and it is characterized in that: an end and the metal of said signal feed are guided body into and be connected; The other end of signal feed is connected with the signal feed interface; Said metal is guided the part of body, signal feed into or all is arranged in the mould, fills with organic media, and curing molding is an one then; Between said signal feed and signal feed interface; A metal base plate is installed, and said signal feed is passed said metal base plate, and insulate with metal base plate; Said metal base plate and metal are guided into and are kept an interval height between body, and said metal base plate is solidificated in the said organic media.
2. organic media antenna according to claim 1; It is characterized in that: also be solidified with printed circuit board (PCB) in the said organic media; Said printed circuit board (PCB) is the single-layer printed circuit plate; Said metal is guided body into and is made on the printed circuit board (PCB), and said signal feed is connected in metal and guides an end of body into and pass printed circuit board (PCB).
3. organic media antenna according to claim 1 is characterized in that: said metal base plate is parallel with the bottom surface that metal is guided body into.
4. organic media antenna according to claim 1 is characterized in that: the area of said metal base plate is not less than the upright projection area that metal is guided external edge into.
5. organic media antenna according to claim 1; It is characterized in that: printed circuit board (PCB) replaces said metal base plate; Said printed circuit board (PCB) is the single or multiple lift printed circuit board (PCB); And simultaneously with metal film, said printed circuit board (PCB) is solidificated in the said organic media its that adjacent with said organic media.
6. organic media antenna according to claim 5 is characterized in that: be provided with active circuit and metallic shield box between the bottom of said printed circuit board (PCB) and the signal feed interface; Said printed circuit board (PCB), active circuit, shielding box are solidificated in the said organic media.
7. according to each described organic media antenna of claim 1 to 6, it is characterized in that: said signal feed interface is installed in an organic media part outside or said signal feed interface and is solidificated in the said organic media.
8. organic media antenna according to claim 1 is characterized in that: said organic media dielectric constant is less than 2.7.
9. organic media antenna according to claim 1 is characterized in that: said organic media is graininess organic media, Powdered organic media or liquid organic media.
10. according to claim 1 or 9 described organic media antennas, it is characterized in that: the material of said organic media is selected from polymethyl methacrylate, resin, AB S plastics or fiberglass.
11. organic media antenna according to claim 1 is characterized in that: said organic media is the mold cured moulding of adopting cuboid, cylinder, cone, hemisphere or spheroid form.
12. organic media antenna according to claim 1 is characterized in that: it is that metal covering is guided sheet into, metal spiral is guided sheet, wire spiral or metal micro-strip line into that said metal is guided body into; It is flat shape or three-dimensional shape that metal is guided shape into.
13. organic media antenna according to claim 1; It is characterized in that: the end face that said metal is guided body into has certain height to the surface of the organic media on its top; Said height is confirmed when adjusting to the optimal antenna effect according to the requirement of dielectric constant, signal wavelength, bandwidth and the antenna standing wave ratio of said organic media.
14. organic media antenna according to claim 1; It is characterized in that: said metal is guided the height of body bottom surface to metal base plate into; According to the requirement of dielectric constant, signal wavelength, bandwidth and the antenna standing wave ratio of said organic media, confirm when adjusting to the optimal antenna effect.
15. organic media antenna; Comprise that signal feed, metal guide body into; Metal base plate, organic media and signal feed interface is characterized in that: the end that an end and the metal of said signal feed guided body into is connected, and the other end of signal feed is connected with the signal feed interface; Said metal is guided body into attached to above the organic media; Said metal base plate is installed in the bottom surface of organic media, said signal feed pass said organic media and said metal base plate and with the metal base plate insulation, said signal feed interface is installed in the bottom of said metal base plate; Said metal base plate is parallel with the bottom surface that metal is guided body into, and the area of metal base plate is not less than the upright projection area that said metal is guided external edge into.
16. organic media antenna according to claim 15 is characterized in that: said metal is guided body into and is produced on the single-layer printed circuit plate, and said signal feed is connected in metal and guides an end of body into and pass said printed circuit board (PCB).
17. organic media antenna according to claim 15 is characterized in that: it is that metal covering is guided sheet into or metal is guided microstrip line into that said metal is guided body into.
18. organic media antenna according to claim 15 is characterized in that: said metal is guided body and metal base plate are plated in organic media with metal film coating method two surfaces into; Or metal film overlayed behind two surfaces of organic media, the electricity consumption corroding method forms metal in one side and guides body into.
19. organic media antenna according to claim 15 is characterized in that: said organic media is polymethyl methacrylate, resin, ABS plastic or fiberglass.
20. organic media antenna according to claim 15; It is characterized in that: said metal is guided between body bottom surface and the metal base plate has certain altitude; Said height is confirmed when adjusting to the optimal antenna effect according to the requirement of dielectric constant, signal wavelength, bandwidth and the antenna standing wave ratio of said organic media.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100636192A CN101212080B (en) | 2006-12-28 | 2006-12-28 | Organic dielectric antenna and method for producing the antenna |
| PCT/CN2007/003860 WO2008086708A1 (en) | 2006-12-28 | 2007-12-28 | Organic medium antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100636192A CN101212080B (en) | 2006-12-28 | 2006-12-28 | Organic dielectric antenna and method for producing the antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101212080A CN101212080A (en) | 2008-07-02 |
| CN101212080B true CN101212080B (en) | 2012-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006100636192A Expired - Fee Related CN101212080B (en) | 2006-12-28 | 2006-12-28 | Organic dielectric antenna and method for producing the antenna |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101212080B (en) |
| WO (1) | WO2008086708A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203644939U (en) * | 2013-11-28 | 2014-06-11 | 中兴通讯股份有限公司 | Antenna structure and mobile terminal |
| CN108695588A (en) * | 2017-04-07 | 2018-10-23 | 庄晴光 | The crystal grain and integration method of integrated circuit and antenna |
| CN107895843B (en) * | 2017-09-28 | 2021-02-19 | 北京华航无线电测量研究所 | Antenna extension of vehicle-mounted array radar |
| TWI688075B (en) * | 2018-05-23 | 2020-03-11 | 矽品精密工業股份有限公司 | Electronic package |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2363388Y (en) * | 1998-08-19 | 2000-02-09 | 中国科学院空间科学与应用研究中心 | Microstrip detection type microwave antenna |
| CN1341980A (en) * | 2000-08-31 | 2002-03-27 | 夏普公司 | Image antenna and radio communication device with said antenna |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2110977U (en) * | 1992-01-07 | 1992-07-22 | 赵玉斌 | Plane antenna for tv and radar |
| FR2711845B1 (en) * | 1993-10-28 | 1995-11-24 | France Telecom | Planar antenna and method for producing such an antenna. |
| EP1205944A4 (en) * | 2000-04-26 | 2007-03-07 | Furukawa Electric Co Ltd | Dielectric ceramic, resin-ceramics composite, and electric parts and antenna and method for their manufacture |
-
2006
- 2006-12-28 CN CN2006100636192A patent/CN101212080B/en not_active Expired - Fee Related
-
2007
- 2007-12-28 WO PCT/CN2007/003860 patent/WO2008086708A1/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2363388Y (en) * | 1998-08-19 | 2000-02-09 | 中国科学院空间科学与应用研究中心 | Microstrip detection type microwave antenna |
| CN1341980A (en) * | 2000-08-31 | 2002-03-27 | 夏普公司 | Image antenna and radio communication device with said antenna |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2008086708A1 (en) | 2008-07-24 |
| CN101212080A (en) | 2008-07-02 |
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