JPH042123U - - Google Patents
Info
- Publication number
- JPH042123U JPH042123U JP4265390U JP4265390U JPH042123U JP H042123 U JPH042123 U JP H042123U JP 4265390 U JP4265390 U JP 4265390U JP 4265390 U JP4265390 U JP 4265390U JP H042123 U JPH042123 U JP H042123U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric resonator
- center electrode
- regions
- outer electrode
- walled
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
Landscapes
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990042653U JP2510833Y2 (ja) | 1990-04-20 | 1990-04-20 | 高周波用ラダ―型圧電フィルタ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990042653U JP2510833Y2 (ja) | 1990-04-20 | 1990-04-20 | 高周波用ラダ―型圧電フィルタ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH042123U true JPH042123U (enExample) | 1992-01-09 |
| JP2510833Y2 JP2510833Y2 (ja) | 1996-09-18 |
Family
ID=31554385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990042653U Expired - Lifetime JP2510833Y2 (ja) | 1990-04-20 | 1990-04-20 | 高周波用ラダ―型圧電フィルタ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2510833Y2 (enExample) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63234707A (ja) * | 1987-03-24 | 1988-09-30 | Ngk Spark Plug Co Ltd | 圧電セラミツク共振子 |
| JPS6421525U (enExample) * | 1987-07-27 | 1989-02-02 | ||
| JPH01314008A (ja) * | 1988-06-13 | 1989-12-19 | Ngk Spark Plug Co Ltd | 梯子型圧電フィルタ |
-
1990
- 1990-04-20 JP JP1990042653U patent/JP2510833Y2/ja not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63234707A (ja) * | 1987-03-24 | 1988-09-30 | Ngk Spark Plug Co Ltd | 圧電セラミツク共振子 |
| JPS6421525U (enExample) * | 1987-07-27 | 1989-02-02 | ||
| JPH01314008A (ja) * | 1988-06-13 | 1989-12-19 | Ngk Spark Plug Co Ltd | 梯子型圧電フィルタ |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2510833Y2 (ja) | 1996-09-18 |