CN207977454U - Ceramic antenna feed-in hole insulation system - Google Patents
Ceramic antenna feed-in hole insulation system Download PDFInfo
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- CN207977454U CN207977454U CN201820256682.6U CN201820256682U CN207977454U CN 207977454 U CN207977454 U CN 207977454U CN 201820256682 U CN201820256682 U CN 201820256682U CN 207977454 U CN207977454 U CN 207977454U
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Abstract
The utility model discloses a kind of ceramic antenna feed-in hole insulation systems, including：One first antenna, one second antenna, a third antenna, a conductive layer group and a dielectric layer group；By the first antenna, second antenna and the third antenna heap poststack, in the third through-hole of first antenna, second through-hole, first through hole, the first conductive layer of conductive layer group is configured in the fourth hole of second antenna, the first medium layer of second conductive layer and third conductive layer and dielectric layer group, second dielectric layer and third dielectric layer, make the first feed-in component of first antenna, the feed-in path of second feed-in component of the second antenna and the third feed-in component of third antenna reaches 50 ohm as possessed by coaxial cable line of impedance operator, make antenna will not mismatch, ensure the receiving efficiency of antenna script.
Description
Technical field
The utility model is a kind of related antenna, refers in particular to a kind of ceramics of the feed-in path with coaxial cable line characteristic
Antenna feed-in hole insulation system.
Background technology
Current wireless communication system used on the market, which includes at least, to be had：It is Global Navigation Satellite System (GNSS), special
Short-range communication technology system (DSRC), Satellite Digital Audio Radio operation system (SDARS), Long Term Evolution system
(LTE), Radio Network System (WLAN/BT) etc..And the Global Navigation Satellite System includes the whole world, region and enhancing
, such as global positioning system（Global Positioning System, GPS）, GLONASS (GLONASS) be in Russian
The abbreviation of Global Satellite Navigation System (GLOBAL NAVIGATION SATELLITE SYSTEM), GALILEO positioning system
(Galileo), Beidou satellite navigation system and relevant enhancing system, such as WAAS（Wide area enhancement system）、EGNOS（Europe
Geostationary Navigation Overlay System）And MSAS（Multi-functional transporting Satellite Augmentation System）Equal wireless communication systems.These wireless communication systems
In system, each wireless communication system has the reception antenna that connection matches to receive signal.
Under the continuous progress of science and technology in recent years, above-mentioned various wireless communication systems are incorporated into an electronic equipment (example
Such as the driving computer of automobile) in, make the electronic equipment no matter marketing is to all over the world, which is all not required to redesign
Use can be started.Since electronic equipment incorporates a variety of wireless communication systems, relatively on the circuit board of the electronic equipment
It is also required to fill branched antenna, just can receive the signal of various wireless communication systems.
Although installing branched antenna on circuit boards, electronic equipment is less used place and region when receiving signal
Limitation, but need to integrate branched antenna on the circuit board of electronic equipment, and each antenna has a certain size, and point
It is casually arranged with vertical position to be all not quite similar and take up space, it will cause the area of circuit board to become larger, but also being installed on the circuit
The shell of plate or space also become larger relatively, therefore also result in the difficulty on integrating.
Therefore, in order to solve the problem above-mentioned, branched antenna is made of stack manner, due to branched antenna heap poststack,
The thickness of antenna can be made to increase, once easily make the feed-in path of aerial signal is volatile to match after the thickness increase of antenna, Wu Fada
To 50 ohm impedance characteristics of such as coaxial cable line, the efficiency of antenna is thereby reduced.
Utility model content
Therefore, the main purpose of the utility model, is to solve traditional missing, and the utility model provides one kind three and is stacked on
After plate aerial combination together, increasing on the feed-in path of antenna has conductive layer group and dielectric layer group, makes the feed-in path
Reach as coaxial cable line has 50 ohm of impedance operator, make antenna will not mismatch, receiving efficiency will not be reduced.
For the purpose for reaching above-mentioned, the utility model provides a kind of ceramic antenna feed-in hole insulation system, including：One first
Antenna, one second antenna, a third antenna, a conductive layer group and a dielectric layer group.There is one first matrix in the first antenna,
There is one first radiation metal layer, the bottom surface of first matrix to have a ground metal layer on the surface of first matrix, this first
Have on matrix and leads to through first matrix, a first through hole of the first radiation metal layer and the ground metal layer, one second
Hole and a third through-hole, in, with one first feed-in component, the first feed-in component and first radiation are golden in the first antenna
After belonging to layer electric connection, it is then passed through the third through-hole of first matrix, which passes through the first matrix bottom surface
It is not electrically connected with the ground metal layer.There is one second matrix, second matrix to be configured at first base on second antenna
On the surface of first radiation metal layer of body, on second matrix surface have one second radiation metal layer, second matrix
Upper a fourth hole and a fifth hole with through second matrix, the second radiation metal layer, the fourth hole and should
Fifth hole corresponds to the first through hole and second through-hole of first matrix, which has one second feed-in component, should
After second feed-in component is electrically connected with the second radiation metal layer, be then passed through the fifth hole and first matrix second is logical
Hole, which, which is then passed through outside the first matrix bottom surface, is not electrically connected with the ground metal layer.The third antenna
Upper to have a third matrix, which is configured on the surface of the second radiation metal layer of second matrix, in the third
There is a third radiation metal layer on matrix surface, have on the third matrix and run through the third matrix and the third radiation metal
6th through-hole of layer, the 6th through-hole correspond to the fourth hole of second matrix and the first through hole of first matrix, the third
After there is antenna a third feed-in component, the third feed-in component and third radiation metal layer to be electrically connected, be each passed through this
The first through hole of six through-holes, the fourth hole of second matrix and first matrix, and the third feed-in component pass through this
It is not electrically connected with the ground metal layer outside one matrix bottom surface.The conductive layer group is by one first conductive layer, one second conduction
Layer and a third conductive layer composition, first conductive layer be set to first matrix first through hole and second matrix the 4th
On the hole wall of through-hole, and it is electrically connected with the ground metal layer；Second conductive layer is set to the second through-hole of first matrix
Hole wall on, and with the ground metal layer be electrically connected；The third conductive layer is set on the hole wall of the third through-hole, and with this
Ground metal layer is electrically connected.The dielectric layer group is made of a first medium layer, a second dielectric layer and a third dielectric layer,
The first medium layer is configured in first conductive layer, which has one first perforation, first perforation for this
Three feed-in components pass through, which is configured in second conductive layer, which has one second perforation, should
Second perforation is passed through for the second feed-in component, which is configured in the third conductive layer, third dielectric layer tool
There are third perforation, third perforation to be passed through for the first feed-in component.Wherein, which is configured at the dielectric layer group
Between the first feed-in component, the second feed-in component and the third feed-in component, to form the characteristic with coaxial cable.
In an embodiment of the utility model, the third feed-in component t shape, the third feed-in component has one
Portion, the head extend a body of rod.
In an embodiment of the utility model, the area of second matrix is less than the area of the first radiation metal layer,
When second matrix is configured at the surface of the first radiation metal layer, keep the first radiation metal layer exposed.
In an embodiment of the utility model, the area of the third matrix is less than the area of the second radiation metal layer,
When the third matrix is configured at the surface of the second radiation metal layer, keep the second radiation metal layer exposed.
In an embodiment of the utility model, first matrix, second matrix and the third matrix are ceramic dielectric
The plate body or blocks of flat made of material.
In an embodiment of the utility model, first conductive layer, second conductive layer and the third conductive layer are copper
Ring.
In an embodiment of the utility model, the first medium layer, the second dielectric layer and the third dielectric layer are iron
Fluorine dragon.
Description of the drawings
Fig. 1 is the ceramic antenna feed-in hole insulation system decomposition diagram of the utility model；
Fig. 2 is the ceramic antenna feed-in hole insulation structure combination schematic diagram of the utility model；
Fig. 3 is the ceramic antenna feed-in hole insulation system elevational schematic view of the utility model；
Fig. 4 is the ceramic antenna feed-in hole insulation system schematic bottom view of the utility model；
Fig. 5 is the ceramic antenna feed-in hole insulation system side section view signal of the utility model；
Fig. 6 is that the ceramic antenna feed-in hole insulation system of the utility model and the circuit board of electronic ware electrically affixed show
It is intended to.
Symbol description in attached drawing：
10 3 stack antenna；1 first antenna；11 first matrixes；12 first radiation metal layers；13 ground metal layers；
14 first through hole；15 second through-holes；16 third through-holes；17 first feed-in components；2 second antennas；21 second matrixes；22
Second radiation metal layer；23 fourth holes；24 fifth holes；25 second feed-in components；3 third antennas；31 third bases
Body；32 third radiation metal layers；33 the 6th through-holes；34 third feed-in components；341 heads；342 bodies of rod；4 conductive layers
Group；41 first conductive layers；42 second conductive layers；43 third conductive layers；5 dielectric layer groups；51 first medium layers；511
One perforation；52 second dielectric layer；521 second perforation；53 third dielectric layers；531 thirds are perforated；20 circuit boards.
Specific implementation mode
The technical content and a detailed description in relation to the utility model coordinate schema to be described as follows now：
It please refers to Fig.1 to shown in 4, is looked up for the insulation system line decomposition of ceramic antenna feed-in hole, combination of the utility model
And schematic bottom view.As shown in the figure：The ceramic antenna feed-in hole insulation system of the utility model, including：One first antenna 1, one
Second antenna 2, a third antenna 3, a conductive layer group 4 and a dielectric layer group 5.Wherein, by the first antenna 1, second antenna 2
And the third antenna 3 stacks and stacks antenna 10 in the three of approximate taper, while the conductive layer group 4 and the dielectric layer group 5 being configured
Reach 50 such as coaxial cable on the path of the signal feed-in of the first antenna 1 and the second antenna 2, making the signal feed-in path
The impedance matching of Ohm characteristic, allow this three stack antenna 10 reception more preferably.
There is one first matrix 11, the surface of first matrix 11 to have one first radiation metal layer in the first antenna 1
12, the bottom surface of first matrix 11 has a ground metal layer 13, and a first through hole 14,1 the is offered on first matrix 11
Two through-holes 15 and a third through-hole 16, the first through hole 14, second through-hole 15 and the third through-hole 16 penetrate through first matrix
11, the first radiation metal layer 12 and the ground metal layer 13.In addition, in also including one first feed-in group in the first antenna 1
Part 17, the first feed-in component 17 are through first matrix 11 and electrical with the first radiation metal layer 12 by the third through-hole 16
Connection is not electrically connected after the first feed-in component 17 passes through the 11 bottom surface outside of the first matrix with the ground metal layer 13.
In this schema, which is the plate body or blocks of flat made of ceramic medium material.
There is one second matrix 21, second matrix 21 to be configured at the first spoke of first matrix 11 on second antenna 2
It penetrates on the surface of metal layer 12, the area of second matrix 21 is less than the area of the first radiation metal layer 12, in second base
When body 21 is configured at the surface of the first radiation metal layer 12, keep the first radiation metal layer 12 exposed.In addition, in second base
There is one second radiation metal layer 22, which, which is equipped with, runs through second matrix 21 and second spoke on 21 surface of body
Penetrate the fourth hole 23 and a fifth hole 24 of metal layer 22, the fourth hole 23 and fifth hole 24 correspond to respectively this first
First through hole 14 and second through-hole 15 of matrix 11.Second antenna 2 also includes one second feed-in component 25, second feedback
Enter component 25 after the fourth hole 23 is electrically connected with the second radiation metal layer 22, which is then passed through
Second through-hole 15 and extending is not electrically connected with the ground metal layer 13 behind the 11 bottom surface outside of the first matrix.In this schema
In, which is the plate body or blocks of flat made of ceramic medium material.
There is a third matrix 31, the third matrix 31 to be configured at the second spoke of second matrix 21 on the third antenna 3
It penetrates on the surface of metal layer 22, the area of the third matrix 31 is less than the area of the second radiation metal layer 22, in the third base
When body 31 is configured at the surface of the second radiation metal layer 22, keep the second radiation metal layer 22 exposed.In addition, in the third base
There is a third radiation metal layer 32, which, which is equipped with, runs through the third matrix 31 and the third spoke on 31 surface of body
One the 6th through-hole 33 of metal layer 32 is penetrated, the 6th through-hole 33 corresponds to the fourth hole 23 and first matrix of second matrix 21
11 first through hole 14.The third antenna 3 also includes a third feed-in component 34,34 t shape of third feed-in component, should
There is third feed-in component 34 head 341, the head 341 to extend a body of rod 342, which passes through the third matrix 31
The 6th through-hole 33, second matrix 21 fourth hole 23 and first matrix 11 first through hole 14 to first matrix 11
Bottom surface outside.It is electrically connected with the third radiation metal layer 32 when the third feed-in component 34 passes through six through-holes 33,
It is not electrically connected with the ground metal layer 13 when the third feed-in component 34 passes through outside 11 bottom surface of the first matrix.In this figure
In formula, which is the plate body or blocks of flat made of ceramic medium material.
The conductive layer group 4 is made of one first conductive layer 41, one second conductive layer 42 and a third conductive layer 43.This
One conductive layer 41 is set on the hole wall of the first through hole 14 of first matrix 11 and the fourth hole 23 of second matrix 21, and
It is electrically connected with the ground metal layer 13；Second conductive layer 42 is set to the hole wall of the second through-hole 15 of first matrix 11
On, and be electrically connected with the ground metal layer 13；The third conductive layer 43 is set on the hole wall of the third through-hole 16, and with this
Ground metal layer 13 is electrically connected.In this schema, first conductive layer 41, second conductive layer 42 and the third conductive layer 43
For copper ring.
The dielectric layer group 5 is made of a first medium layer 51, a second dielectric layer 52 and a third dielectric layer 53.This
One dielectric layer 51 is configured in first conductive layer 41, which has one first perforation 511, first perforation
511 pass through for the third feed-in component 34, which is configured in second conductive layer 42, second conductive layer
42 have one second perforation 521, which passes through for the second feed-in component 25, which is configured at
In the third conductive layer 43, which there is third perforation 531, third perforation 531 to supply the first feed-in group
Part 17 passes through.In this schema, the first medium layer 51, the second dielectric layer 52 and the third dielectric layer 53 are Teflon
(PTFE), and it can be described as polytetrafluoroethylene (PTFE) (polytetrafluoroethylene).
By the dielectric layer group 5 is configured at the conductive layer group 4 and the first feed-in component 17, the second feed-in component 25
And between the third feed-in component 34, to form the characteristic with coaxial cable.
It please refers to shown in Fig. 5, is the ceramic antenna feed-in hole insulation system side section view signal of the utility model.As schemed
Show：First matrix 11, the heap poststack of second matrix 21 and the third matrix 31 sequentially in the utility model, the conductive layer
First conductive layer 41 of group 4 is set to the first through hole 14 of first matrix 11 and the fourth hole 23 of second matrix 21
On hole wall, and it is electrically connected with the ground metal layer 13；Second conductive layer 42 is set to the second through-hole of first matrix 11
On 15 hole wall, and it is electrically connected with the ground metal layer 13；The third conductive layer 43 is set to the hole wall of the third through-hole 16
On, and be electrically connected with the ground metal layer 13.
It is configured in first conductive layer 41 with the first medium layer 51 of the dielectric layer group 5, which matches
It is placed in second conductive layer 42, which is configured in the third conductive layer 43.With the first feed-in component 17
The third dielectric layer 53, the second feed-in component 25 and second radiation are passed through after being electrically connected with the first radiation metal layer 12
Metal layer 22 passes through the fifth hole 24 and the second dielectric layer 52, the third feed-in component 34 and the third spoke after being electrically connected
It penetrates after metal layer 32 is electrically connected and passes through the 6th through-hole 33 and the first medium layer 51.
The third dielectric layer 53, the second feed-in component 25 is passed through to pass through the second dielectric layer in the first feed-in component 17
52 and after the third feed-in component passes through the first medium layer 51, so that the feed-in path is reached and 50 ohm of coaxial cable line resistances
Anti- identical characteristic will not make the impedance mismatching of the antenna after the stack thickness increase of antenna, it is ensured that the original reception of antenna
Effect.
It please refers to shown in Fig. 6, is the circuit board of ceramic antenna feed-in the hole insulation system and electronic ware of the utility model
Electrical affixed schematic diagram.As shown in the figure：In the first antenna 1, second antenna 2 and the 3 heap poststack of third antenna and the electronics
After the circuit board 20 of implements is electrically connected, it is 1100MH which, which forms as can receive GPS L5/L2 signal frequencies,Z-
1250MHZ.It is 1500MH that second antenna 2, which is formed as can receive GPS/GNSS/Beidou signal frequencies,Z-1650MHZ.The third
It is 2300MH that antenna 3, which is formed as can receive SDARS/WLAN signal frequencies,Z-2500MHZ。
The above is only the preferred embodiment of the present invention, does not really want the patent protection model for limiting to the utility model
The equivalence changes enclosed, therefore the utility model specification or schema content is used to be done such as, are similarly all contained in this practicality
In novel rights protection scope, Chen Ming is given in conjunction.
Claims (7)
1. a kind of ceramic antenna feed-in hole insulation system, which is characterized in that including：
There is in the first antenna one first antenna one first matrix, the surface of first matrix to have one first radiation metal
The bottom surface of layer, first matrix has a ground metal layer, has on first matrix through first matrix, first radiation
One first through hole of metal layer and the ground metal layer, one second through-hole and a third through-hole, in the first antenna have one
First feed-in component after the first feed-in component is electrically connected with the first radiation metal layer, is then passed through being somebody's turn to do for first matrix
Third through-hole, the first feed-in component pass through the first matrix bottom surface not to be electrically connected with the ground metal layer；
There is on second antenna one second antenna one second matrix, second matrix to be configured at the first spoke of first matrix
It penetrates on the surface of metal layer, in having one second radiation metal layer on second matrix surface, has on second matrix and run through
One fourth hole and a fifth hole of second matrix, the second radiation metal layer, the fourth hole and the fifth hole pair
Should the first matrix first through hole and second through-hole, second antenna have one second feed-in component, the second feed-in group
After part is electrically connected with the second radiation metal layer, it is then passed through second through-hole of the fifth hole and first matrix, this second
Feed-in component, which is then passed through outside the first matrix bottom surface, not to be electrically connected with the ground metal layer；
There is on the third antenna one third antenna a third matrix, the third matrix to be configured at the second spoke of second matrix
It penetrates on the surface of metal layer, in having a third radiation metal layer on the third matrix surface, has on the third matrix and run through
6th through-hole of the third matrix and the third radiation metal layer, the 6th through-hole correspond to the fourth hole of second matrix and are somebody's turn to do
The first through hole of first matrix, the third antenna have a third feed-in component, the third feed-in component and third radiation metal
After layer is electrically connected, it is each passed through the first through hole of the 6th through-hole, the fourth hole of second matrix and first matrix, and
And the third feed-in component is passed through and is not electrically connected with the ground metal layer outside the first matrix bottom surface；
One conductive layer group is made of one first conductive layer, one second conductive layer and a third conductive layer, which sets
It is placed on the hole wall of the first through hole of first matrix and the fourth hole of second matrix, and electrically connects with the ground metal layer
It connects；Second conductive layer is set on the hole wall of the second through-hole of first matrix, and is electrically connected with the ground metal layer；It should
Third conductive layer is set on the hole wall of the third through-hole, and is electrically connected with the ground metal layer；
One dielectric layer group is made of a first medium layer, a second dielectric layer and a third dielectric layer, which matches
It is placed in first conductive layer, which has one first perforation, which passes through for the third feed-in component,
The second dielectric layer is configured in second conductive layer, which has one second perforation, second perforation for this
Two feed-in components pass through, which is configured in the third conductive layer, which perforates with a third, should
Third perforation is passed through for the first feed-in component；
Wherein, the conductive layer group and the first feed-in component, the second feed-in component and the third are configured at the dielectric layer group
Between feed-in component, to form the characteristic with coaxial cable.
2. ceramic antenna feed-in as described in claim 1 hole insulation system, which is characterized in that wherein, the third feed-in component
There is a head, the head to extend a body of rod for t shape, the third feed-in component.
3. ceramic antenna feed-in as described in claim 1 hole insulation system, which is characterized in that wherein, the face of second matrix
Product makes this less than the area of the first radiation metal layer when second matrix is configured at the surface of the first radiation metal layer
First radiation metal layer is exposed.
4. ceramic antenna feed-in as described in claim 1 hole insulation system, which is characterized in that wherein, the face of the third matrix
Product makes this less than the area of the second radiation metal layer when the third matrix is configured at the surface of the second radiation metal layer
Second radiation metal layer is exposed.
5. ceramic antenna feed-in as described in claim 1 hole insulation system, which is characterized in that wherein, first matrix, this
Two matrixes and plate body or blocks that the third matrix is flat made of ceramic medium material.
6. ceramic antenna feed-in as described in claim 1 hole insulation system, which is characterized in that wherein, which is somebody's turn to do
Second conductive layer and the third conductive layer are copper ring.
7. ceramic antenna feed-in as described in claim 1 hole insulation system, which is characterized in that wherein, which is somebody's turn to do
Second dielectric layer and the third dielectric layer are Teflon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820256682.6U CN207977454U (en) | 2018-02-13 | 2018-02-13 | Ceramic antenna feed-in hole insulation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820256682.6U CN207977454U (en) | 2018-02-13 | 2018-02-13 | Ceramic antenna feed-in hole insulation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207977454U true CN207977454U (en) | 2018-10-16 |
Family
ID=63767751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820256682.6U Expired - Fee Related CN207977454U (en) | 2018-02-13 | 2018-02-13 | Ceramic antenna feed-in hole insulation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207977454U (en) |
-
2018
- 2018-02-13 CN CN201820256682.6U patent/CN207977454U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181016 Termination date: 20190213 |
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| CF01 | Termination of patent right due to non-payment of annual fee |