CN208299026U - A kind of ceramic antenna - Google Patents
A kind of ceramic antenna Download PDFInfo
- Publication number
- CN208299026U CN208299026U CN201820705561.5U CN201820705561U CN208299026U CN 208299026 U CN208299026 U CN 208299026U CN 201820705561 U CN201820705561 U CN 201820705561U CN 208299026 U CN208299026 U CN 208299026U
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- Prior art keywords
- ceramic
- antenna
- ceramic substrate
- hole
- antenna circuit
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- 239000000919 ceramic Substances 0.000 title claims abstract description 79
- 239000000758 substrate Substances 0.000 claims abstract description 51
- 238000007639 printing Methods 0.000 claims abstract description 22
- 239000002184 metal Substances 0.000 claims abstract description 20
- 238000005516 engineering process Methods 0.000 claims abstract description 5
- 238000002360 preparation method Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 10
- 239000002002 slurry Substances 0.000 description 9
- 239000003085 diluting agent Substances 0.000 description 8
- 238000004080 punching Methods 0.000 description 7
- 238000001179 sorption measurement Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 210000001161 mammalian embryo Anatomy 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229910052573 porcelain Inorganic materials 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 238000003854 Surface Print Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007766 curtain coating Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000010345 tape casting Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Details Of Aerials (AREA)
Abstract
The utility model discloses a kind of ceramic antenna, the antenna circuit being orderly wound on including ceramic substrate, by printing technology interval on the surface of ceramic substrate；Hole is offered on ceramic substrate at the position of the antenna circuit of corresponding interval coiling, the hole wall in hole is equipped with the metal layer that the antenna circuit for being spaced coiling is connected between each other.The preparation process of the ceramic antenna of the utility model, structure is simple, high production efficiency, at low cost.
Description
Technical field
The utility model is specifically related to a kind of ceramic antenna.
Background technique
Currently, the important component as radio-frequency front-end in wireless communication system, antenna is in entire wireless communication system
Design in occupy an important position.Antenna carry received in system with the main function of transmission of electromagnetic signals, performance it is good
The bad running for being directly related to communication system entirety.With being becoming tight the day of radio spectrum resources and mobile terminal device presentity
Day of year benefit minimizes, the increasingly diversified trend of function, integrated mutiple antennas is generally required in single mobile terminal, this makes day
The high-performance of line, low cost, small form factor requirements become the focus of designer.
Portable antenna technology more popular at present generally uses LTCC technique, makes antenna small-sized using multilayer ceramic structure
Change and requires to be substantially met.Since ceramic component needs to be interconnected between multi-layer conductive, in the tradition of multi-layer conductive interconnection
Solution is punching, conducting medium is filled in hole, then in the accurate silk screen of tile surface printing, printed conductor；It is another
Kind settling mode does not need to punch, but needs to print the silk screen precisely aligned in side, then generates band printed conductor at edge
The side of figure, in this way come solve the problems, such as multi-layer conductive interconnect.First method needs beat large number of orifices on tile,
A tile can only be bought every time, and efficiency is very low, and when carrying out high-volume processing, drilling process time-consuming is huge, serious to reduce production
Efficiency；Second method eliminates punching, but needs to not only increase cost, and silk screen is wanted in the additional printing screen in side
It is precisely aligned with the silk screen on surface, once alignment has deviation, interconnection will be affected, or even can not be interconnected, but mesh
Preceding technology accuracy in the silk screen alignment for making silk screen and surface is lower.
Utility model content
The purpose of the utility model is to provide a kind of ceramic antenna, the preparation process of structure is simple, high production efficiency, at
This is low.
To achieve the above object, a kind of ceramic antenna provided by the utility model, including ceramic substrate, pass through printer
Skill interval is orderly wound on the antenna circuit on the surface of the ceramic substrate；
Hole, the hole in the hole are offered at the position of the antenna circuit of corresponding interval coiling on the ceramic substrate
Wall is equipped with the metal layer that the antenna circuit for being spaced coiling is connected between each other.
Ceramic body in above-mentioned ceramic antenna, between the Kong Yukong to block the ceramic substrate be connected.
The ceramic antenna of the utility model has the following beneficial effects: compared with prior art
Metal layer is set on hole wall by the hole on ceramic substrate, can make be spaced coiling antenna circuit mutually it
Between be connected, moreover, the hole opened up at the position of the antenna circuit of corresponding interval coiling on ceramic substrate, is primary by perforating press
Punching molding, the preparation process for allowing for the ceramic antenna of the utility model in this way is simple, high production efficiency, at low cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram one of the ceramic antenna of the utility model embodiment；
Fig. 2 is the structural schematic diagram two of the ceramic antenna of the utility model embodiment.
Wherein, 1, ceramic substrate；2, antenna circuit；3, hole；4, metal layer.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
Referring to figs. 1 and 2, a kind of ceramic antenna provided by the utility model, including ceramic substrate 1, pass through print
Dataller's skill interval is orderly wound on the antenna circuit 2 on the surface of ceramic substrate；
Hole 3 is offered at the position of the antenna circuit 2 of corresponding interval coiling on ceramic substrate 1, the hole wall in hole 3 is equipped with
The metal layer 4 that the antenna circuit 2 for being spaced coiling is connected between each other.
Referring to figs. 1 and 2, it is preferable that the ceramic body between hole 3 and hole 3 to block the ceramic substrate 1 be connected.
The preparation method of the ceramic antenna of the present embodiment is illustrated below, to further understand the ceramics of the present embodiment
The structure of antenna.
The preparation method of the ceramic antenna of the present embodiment, includes the following steps:
Step 1: curtain coating, on loading plate, by certain speed, under 40-75 DEG C of environment of temperature, to used pottery
Porcelain slurry carries out tape casting, obtains certain thickness ceramic chips；
Step 2: cutting, the ceramic chips that convection current is delayed are cut, and the ceramic chips of required size are obtained；
Step 3: the ceramic chips after cutting are stacked, are put into warm water equal pressing equipment, in certain temperature by lamination
Raw embryo substrate is formed after lower pressurization；
Step 4: punching is punched out the raw embryo substrate after lamination by perforating press according to design requirement；
Step 5: the substrate after punching is put into stove and carries out high temperature sintering, crystallizes, made pottery after substrate dumping by sintering
Porcelain substrate；
Step 6: printing treatment being carried out to sintered ceramic substrate, the surface interval of ceramic substrate is made orderly to be wound with day
Line circuit；
Preferably, the step 6, specifically:
Step 61: ceramic substrate being placed in printer platform, printer platform will be ceramic by Incision Machine's
Substrate is fixed；Printing screen is placed on ceramic substrate simultaneously, printing screen is fixed on ceramic substrate；
Step 62: metal paste being imported in printing screen, printing machine scraper scrapes printing screen, passes through metal paste
Printing screen penetrates on ceramic substrate, completes the printing treatment process to ceramic substrate, metal paste interval is orderly wound on
Antenna circuit is formed on the surface of ceramic substrate；
Step 7: printing treatment being carried out to the hole wall in the hole that step 4 is formed, being equipped with the hole wall in hole makes to be spaced coiling
The metal layer that antenna circuit is connected between each other；
Preferably, the step 7, specifically:
Step 71: ceramic substrate being placed in printer platform, printer platform will be ceramic by Incision Machine's
Substrate is fixed；Printing screen is placed on ceramic substrate simultaneously, printing screen is fixed on ceramic substrate, is designed on printing screen
Corresponding with the hole on ceramic substrate pattern；
Step 72: slurry diluent being imported in printing screen, printing machine scraper scrapes printing screen, makes slurry diluent
It is penetrated on the hole wall of ceramic substrate by printing screen；Slurry diluent have certain mobility, slurry diluent from
Body gravity, printer platform vacuum adsorption force collective effect under, slurry diluent flows on ceramic substrate along hole wall,
And all holes on ceramic substrate are finally flowed through, in the process, one layer is adsorbed on the porose hole wall of institute on ceramic substrate
Slurry diluent；
Step 73: metal paste is by penetration mode identical with slurry diluent, in metal paste self gravity, slurry
Diluent and metal paste adsorption capacity, printer platform vacuum adsorption force collective effect under, also flow through on ceramic substrate
All holes, and in the process, one layer of metal paste is adsorbed on the porose hole wall of institute on ceramic substrate, one layer of metal pulp
The antenna circuit that material connection has been printed on the surface of ceramic substrate；
Preferably, in the step (73), it can control hole wall by controlling the size of vacuum adsorption force of printer platform
On the thickness of metal paste that adsorbs；When vacuum adsorption force is larger, the metal paste adsorbed on hole wall is relatively thin, works as vacuum
When adsorption capacity is smaller, the metal paste adsorbed on hole wall is thicker.
Above-mentioned preparation method has the following beneficial effects: compared with the prior art
1, the ceramic substrate system of ceramic antenna is realized by step 1-5, the hole on ceramic substrate by punching once at
Type, ceramic substrate preparation process simple process, 1-5 step preparation process is without contraposition and printing process, simple and easy to do, production effect
Rate is high；
2, antenna circuit is attached on ceramic substrate by mode of printing, using printing technology, silk screen latex and and print
Brush parameter is controllable, the surface metal-layer thickness size of adjustable antenna circuit, the surface metal-layer thickness and pattern of antenna circuit
Specification is controllable, and accuracy is high, it is ensured that the configuration of ceramic antenna is, it can be achieved that ceramic antenna performance is controllable；
3, the via hole in the hole on ceramic substrate can realize that adhesion metal layer is, it can be achieved that above and below antenna circuit on hole wall
Surface metal-layer conducting, and the hole wall after the via hole has excellent electric conductivity, resistance value is lower, there is the low electricity of ceramic antenna
Loss advantage.
To sum up, the ceramic antenna of the utility model has the following beneficial effects: compared with prior art
Metal layer is set on hole wall by the hole on ceramic substrate, can make be spaced coiling antenna circuit mutually it
Between be connected, moreover, the hole opened up at the position of the antenna circuit of corresponding interval coiling on ceramic substrate, is primary by perforating press
Punching molding, the preparation process for allowing for the ceramic antenna of the utility model in this way is simple, high production efficiency, at low cost.
Above are merely preferred embodiments of the utility model, it is noted that for the ordinary skill people of the art
Member for, without deviating from the technical principle of the utility model, several improvement and replacement can also be made, these improve and
Replacement also should be regarded as the protection scope of the utility model.
Claims (2)
1. a kind of ceramic antenna, which is characterized in that be orderly wound on the ceramics including ceramic substrate, by printing technology interval
Antenna circuit on the surface of substrate；
It is corresponded on the ceramic substrate and offers hole at the position of the antenna circuit of interval coiling, on the hole wall in the hole
Equipped with the metal layer that the antenna circuit for being spaced coiling is connected between each other.
2. ceramic antenna as described in claim 1, which is characterized in that the ceramics between the Kong Yukong to block conducting
The ceramic body of substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820705561.5U CN208299026U (en) | 2018-05-11 | 2018-05-11 | A kind of ceramic antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820705561.5U CN208299026U (en) | 2018-05-11 | 2018-05-11 | A kind of ceramic antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208299026U true CN208299026U (en) | 2018-12-28 |
Family
ID=64727011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820705561.5U Expired - Fee Related CN208299026U (en) | 2018-05-11 | 2018-05-11 | A kind of ceramic antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208299026U (en) |
-
2018
- 2018-05-11 CN CN201820705561.5U patent/CN208299026U/en not_active Expired - Fee Related
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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: 20181228 |