CN208001000U - Automobile monopolar radio frequency antenna - Google Patents
Automobile monopolar radio frequency antenna Download PDFInfo
- Publication number
- CN208001000U CN208001000U CN201820501712.5U CN201820501712U CN208001000U CN 208001000 U CN208001000 U CN 208001000U CN 201820501712 U CN201820501712 U CN 201820501712U CN 208001000 U CN208001000 U CN 208001000U
- Authority
- CN
- China
- Prior art keywords
- automobile
- radio frequency
- medium substrate
- metal sheet
- antenna
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of automobile monopolar radio frequency antennas, including medium substrate, the opposite upper surface of the medium substrate is equipped with bending radiator and grounded metal sheet, the bending radiator is not in contact with each other with grounded metal sheet, the opposite lower surface of the medium substrate is equipped with capacity plate antenna and metal floor, the capacity plate antenna and metal floor are not in contact with each other, and the capacity plate antenna is set to immediately below bending radiator, and the grounded metal sheet is electrically connected across medium substrate with the metal floor.The utility model provides a kind of automobile monopolar radio frequency antenna of small volume.
Description
Technical field
The utility model is related to technical field of dinnerware, specifically, being related to a kind of automobile monopolar radio frequency antenna.
Background technology
Car networking(IOV:Internet of Vehicles)It is after the proposition of Internet of Things theory, in the emerging of automobile industry
Using the huge Internet constituted using information such as vehicle location, speed and routes.By GPS, RFID radio-frequency antenna, pass
The devices such as sensor, camera image processing, can complete the acquisition of itself environment and status information, and be uploaded to internet;Institute
There are the various information Transmission Convergences of vehicle to unified server, by computer technology, the information of these a large amount of vehicles can be with
It is analyzed and processed, calculates the best route of different vehicle, reports without delay road conditions and arrange signal lamp cycle, to greatly
Vehicle safety, less traffic congestion are improved, is future automobile industry core competitiveness and developing direction.
Automobile monopolar radio frequency antenna is all made of the radiator of folding type at present.In order to increase the amount of radiation of antenna, usually increase
Add bending quantity, although this method reduces the volume of radiator to a certain extent, whole volume is still very big, for automobile
The design of antenna causes not small difficulty with installation.
Utility model content
The purpose of this utility model is to provide a kind of automobile monopolar radio frequency antennas of small volume.
Technical solution is used by automobile monopolar radio frequency antenna disclosed by the utility model:A kind of automobile monopolar radio frequency day
Line, including medium substrate, the opposite upper surface of the medium substrate are equipped with bending radiator and grounded metal sheet, the bending spoke
Beam is not in contact with each other with grounded metal sheet, and the opposite lower surface of the medium substrate is equipped with capacity plate antenna and metal floor, described
Capacity plate antenna and metal floor are not in contact with each other, and the capacity plate antenna is set to immediately below bending radiator, and the grounded metal sheet is worn
Medium substrate is crossed to be electrically connected with the metal floor.
Preferably, the bending radiator further includes a microstrip feed line, and the grounded metal sheet is two panels, two panels
The grounded metal sheet is respectively arranged on microstrip feed line both sides.
Preferably, the grounded metal sheet offers multiple first through hole, and the metal floor offers multiple
The second through-hole for coordinating first through hole, for welding conducting.
Preferably, the capacity plate antenna is circle.
Preferably, the material of the medium substrate is polyimides.
Preferably, further include Parylene C films, the bending radiator, microstrip feed line, two panels ground connection gold
Belong to piece, medium substrate, capacity plate antenna and metal floor to be wrapped in Parylene C films.
The advantageous effect of automobile monopolar radio frequency antenna disclosed by the utility model is:The opposite upper surface of medium substrate is equipped with
Radiator and grounded metal sheet are bent, bending radiator is not in contact with each other with grounded metal sheet, and the opposite lower surface of medium substrate is set
There are capacity plate antenna and metal floor, capacity plate antenna and metal floor to be not in contact with each other, capacity plate antenna is set to immediately below bending radiator,
Grounded metal sheet is electrically connected across medium substrate with the metal floor, and capacity plate antenna can reduce vapour to bending radiator load
The resonant frequency of vehicle monopolar radio frequency antenna, the automobile monopolar radio frequency antenna for keeping size smaller are easily met impedance matching, to
Reduce the overall volume of antenna.
Description of the drawings
Fig. 1 is the vertical view of the utility model automobile monopolar radio frequency antenna;
Fig. 2 is the upward view of the utility model automobile monopolar radio frequency antenna;
Fig. 3 is the side view of the utility model automobile monopolar radio frequency antenna.
Specific implementation mode
The utility model is further elaborated and is illustrated with reference to specific embodiment and Figure of description:Please refer to figure
1, Fig. 2 and Fig. 3, a kind of automobile monopolar radio frequency antenna, including medium substrate 10, bending radiator 21, two panels grounded metal sheet 22,
Capacity plate antenna 31, metal floor 32 and Parylene C films 40.
It bends radiator 21 and two panels grounded metal sheet 22 is set to the opposite upper surface of medium substrate 10, bend radiator 21
Further include a microstrip feed line 23, two panels grounded metal sheet 22 is respectively arranged on 23 both sides of microstrip feed line, bends radiator 21 and two panels
Grounded metal sheet 22 is not in contact with each other, and two panels grounded metal sheet 22 offers multiple first through hole 221.
Capacity plate antenna 31 and metal floor 32 are set to the opposite lower surface of medium substrate 10, capacity plate antenna 31 and metal floor
32 are not in contact with each other, and capacity plate antenna 31 is set to immediately below bending radiator 21, and metal floor 32 offers multiple cooperation first through hole
221 the second through-hole 321 makes two panels grounded metal sheet 22 pass through medium substrate 10 and 32 electricity of metal floor for welding conducting
Connection.
Capacity plate antenna 31 loads bending radiator 21 resonant frequency that can reduce automobile monopolar radio frequency antenna, makes size
Smaller automobile monopolar radio frequency antenna is easily met impedance matching, to reduce the overall volume of antenna.
In the present embodiment, capacity plate antenna 31 is circle;And the material using polyimides as medium substrate 10, polyamides
Imines material makes automobile monopolar radio frequency antenna have flexible well so that it can depend on flexure plane placement.
Medium substrate 10, bending radiator 21, two panels grounded metal sheet 22, microstrip feed line 23, capacity plate antenna 31 and metal
Floor 32 is wrapped in Parylene C films 40, so that automobile monopolar radio frequency antenna is not only had and is well adapted to severe ring
The ability in border, and it is provided with preferable biocompatibility.
The utility model provides a kind of automobile monopolar radio frequency antenna, and the opposite upper surface of medium substrate is equipped with bending radiator
And grounded metal sheet, bending radiator are not in contact with each other with grounded metal sheet, the opposite lower surface of medium substrate is equipped with capacity plate antenna
And metal floor, capacity plate antenna and metal floor are not in contact with each other, capacity plate antenna is set to immediately below bending radiator, grounded metal sheet
It is electrically connected with the metal floor across medium substrate, capacity plate antenna can reduce automobile monopolar radio frequency to bending radiator load
The resonant frequency of antenna, the automobile monopolar radio frequency antenna for keeping size smaller is easily met impedance matching, to reduce antenna
Overall volume.
Finally it should be noted that above example is only to illustrate the technical solution of the utility model, rather than to this reality
With the limitation of novel protected range, although being explained in detail to the utility model with reference to preferred embodiment, this field it is general
Lead to it will be appreciated by the skilled person that can be modified or replaced equivalently to the technical solution of the utility model, without departing from this
The spirit and scope of utility model technical solution.
Claims (6)
1. a kind of automobile monopolar radio frequency antenna, which is characterized in that including medium substrate, the opposite upper surface of the medium substrate is set
There are bending radiator and grounded metal sheet, the bending radiator to be not in contact with each other with grounded metal sheet, the medium substrate is opposite
Lower surface be equipped with capacity plate antenna and metal floor, the capacity plate antenna and metal floor be not in contact with each other, and the capacity plate antenna is set
Immediately below bending radiator, the grounded metal sheet is electrically connected across medium substrate with the metal floor.
2. automobile monopolar radio frequency antenna as described in claim 1, which is characterized in that the bending radiator further includes a micro-strip
Feeder line, the grounded metal sheet are two panels, and grounded metal sheet described in two panels is respectively arranged on microstrip feed line both sides.
3. automobile monopolar radio frequency antenna as claimed in claim 2, which is characterized in that the grounded metal sheet offers multiple
One through-hole, the metal floor offers the second through-hole of multiple cooperation first through hole, for welding conducting.
4. automobile monopolar radio frequency antenna as described in claim 1, which is characterized in that the capacity plate antenna is circle.
5. automobile monopolar radio frequency antenna according to any one of claims 1-4, which is characterized in that the material of the medium substrate
For polyimides.
6. automobile monopolar radio frequency antenna as claimed in claim 5, which is characterized in that further include Parylene C films, it is described
Bending radiator, microstrip feed line, two panels grounded metal sheet, medium substrate, capacity plate antenna and metal floor are wrapped in
In Parylene C films.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820501712.5U CN208001000U (en) | 2018-04-10 | 2018-04-10 | Automobile monopolar radio frequency antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820501712.5U CN208001000U (en) | 2018-04-10 | 2018-04-10 | Automobile monopolar radio frequency antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208001000U true CN208001000U (en) | 2018-10-23 |
Family
ID=63840289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820501712.5U Expired - Fee Related CN208001000U (en) | 2018-04-10 | 2018-04-10 | Automobile monopolar radio frequency antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208001000U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110518343A (en) * | 2019-07-23 | 2019-11-29 | 西安电子科技大学 | Wide bandwidth base station antenna based on monopole minor structure |
-
2018
- 2018-04-10 CN CN201820501712.5U patent/CN208001000U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110518343A (en) * | 2019-07-23 | 2019-11-29 | 西安电子科技大学 | Wide bandwidth base station antenna based on monopole minor structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181023 Termination date: 20200410 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |