CN202068385U - Novel base of acoustic surface wave filter - Google Patents
Novel base of acoustic surface wave filter Download PDFInfo
- Publication number
- CN202068385U CN202068385U CN2011201437544U CN201120143754U CN202068385U CN 202068385 U CN202068385 U CN 202068385U CN 2011201437544 U CN2011201437544 U CN 2011201437544U CN 201120143754 U CN201120143754 U CN 201120143754U CN 202068385 U CN202068385 U CN 202068385U
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- CN
- China
- Prior art keywords
- substrate
- pin
- wave filter
- conductive
- surface wave
- 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 novel base of an acoustic surface wave filter. The base comprises a substrate, a grounded pin and conductive pins, wherein, two small holes are formed on the substrate and a mould positioning bulge is arranged on the edge of the substrate; the conductive pins penetrate the small holes on the substrate and are sealed together with the substrate through glass insulators; the length of the exposed part of the conductive pin above the top of the substrate is smaller than that of the exposed part of the conductive pin below the bottom of the substrate; the grounded pin is welded on the substrate through electric resistance welding; the grounded pin and the two conductive pins are arranged on the substrate in an isosceles right-angled triangle shape; and the base has a reasonable design and is convenient to use.
Description
Technical field
The utility model relates to a kind of acoustic surface wave filter device, particularly a kind of novel Surface Acoustic Wave Filter pedestal.
Background technology
The general power of acoustic current surface wave filter pedestal is all smaller, volume ratio is big, Insertion Loss than higher, need add match circuit, and many drawbacks such as complex manufacturing technology cost height.
The utility model content
Technical assignment of the present utility model is to provide a kind of novel Surface Acoustic Wave Filter pedestal at above-mentioned deficiency of the prior art.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of novel Surface Acoustic Wave Filter pedestal, comprise substrate, grounding pin and conductive pin, have two apertures and substrate edge on the described substrate mold position projection is arranged, described conductive pin runs through on-chip aperture and seals by glass insulation seed and substrate, and wherein said conductive pin is positioned at the length of substrate top exposed portions serve less than the length that is positioned at the bottom exposed portions serve.
Described grounding pin is connected on the substrate by Resistance Welding, and wherein said grounding pin and two conductive pins are the isosceles right angle trigonometry and are distributed on the substrate.
The beneficial effects of the utility model are: reasonable in design, easy to use, form good oscillation circuit, frequency stabilization.
Description of drawings
Accompanying drawing 1 is the utility model cross-sectional view.
Accompanying drawing 2 is the utility model vertical views.
Embodiment
As shown in the figure, a kind of novel Surface Acoustic Wave Filter pedestal, comprise substrate 1, grounding pin 3 and conductive pin 2, have two apertures on the described substrate 1 and there is a mold position projection 5 at substrate 1 edge, described conductive pin 2 runs through the aperture on the substrate 1 and seals by glass insulation seed 4 and substrate 1, and wherein said conductive pin 2 is positioned at the length of substrate 1 top exposed portions serve less than the length that is positioned at the bottom exposed portions serve.
Described grounding pin 3 is connected on the substrate 1 by Resistance Welding, and wherein said grounding pin 3 and two conductive pins 2 are isosceles right triangle and are distributed on the substrate 1.
Claims (2)
1. novel Surface Acoustic Wave Filter pedestal, comprise substrate, grounding pin and conductive pin, have two apertures and substrate edge on the described substrate mold position projection is arranged, it is characterized in that: described conductive pin passes on-chip aperture and seals by glass insulation seed and substrate, and wherein said conductive pin is positioned at the length of substrate top exposed portions serve less than the length that is positioned at the bottom exposed portions serve.
2. a kind of novel Surface Acoustic Wave Filter pedestal according to claim 1, it is characterized in that: described grounding pin is connected on the substrate by Resistance Welding, and wherein said grounding pin and two conductive pins are the isosceles right angle trigonometry and are distributed on the substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201437544U CN202068385U (en) | 2011-04-30 | 2011-04-30 | Novel base of acoustic surface wave filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201437544U CN202068385U (en) | 2011-04-30 | 2011-04-30 | Novel base of acoustic surface wave filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202068385U true CN202068385U (en) | 2011-12-07 |
Family
ID=45062235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201437544U Expired - Fee Related CN202068385U (en) | 2011-04-30 | 2011-04-30 | Novel base of acoustic surface wave filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202068385U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105024668A (en) * | 2015-07-27 | 2015-11-04 | 广东大普通信技术有限公司 | Direct temperature measuring constant-temperature crystal oscillator |
-
2011
- 2011-04-30 CN CN2011201437544U patent/CN202068385U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105024668A (en) * | 2015-07-27 | 2015-11-04 | 广东大普通信技术有限公司 | Direct temperature measuring constant-temperature crystal oscillator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111207 Termination date: 20120430 |