JPS53149750A - Ceramic filter - Google Patents
Ceramic filterInfo
- Publication number
- JPS53149750A JPS53149750A JP6507877A JP6507877A JPS53149750A JP S53149750 A JPS53149750 A JP S53149750A JP 6507877 A JP6507877 A JP 6507877A JP 6507877 A JP6507877 A JP 6507877A JP S53149750 A JPS53149750 A JP S53149750A
- Authority
- JP
- Japan
- Prior art keywords
- ceramic filter
- partition
- supporting
- making
- cover
- 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.)
- Pending
Links
- 239000000919 ceramic Substances 0.000 title 1
- 238000005192 partition Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
- H03H9/58—Multiple crystal filters
- H03H9/581—Multiple crystal filters comprising ceramic piezoelectric layers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/05—Holders; Supports
- H03H9/10—Mounting in enclosures
- H03H9/1007—Mounting in enclosures for bulk acoustic wave [BAW] devices
- H03H9/1014—Mounting in enclosures for bulk acoustic wave [BAW] devices the enclosure being defined by a frame built on a substrate and a cap, the frame having no mechanical contact with the BAW device
- H03H9/1028—Mounting in enclosures for bulk acoustic wave [BAW] devices the enclosure being defined by a frame built on a substrate and a cap, the frame having no mechanical contact with the BAW device the BAW device being held between spring terminals
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Abstract
PURPOSE:To reduce the generation impulsive noises, by making a fixed terminal plate slightly longer than others, by supporting it by a case and cover with it between, and by using it for a partition.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6507877A JPS53149750A (en) | 1977-06-01 | 1977-06-01 | Ceramic filter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6507877A JPS53149750A (en) | 1977-06-01 | 1977-06-01 | Ceramic filter |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS53149750A true JPS53149750A (en) | 1978-12-27 |
Family
ID=13276548
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6507877A Pending JPS53149750A (en) | 1977-06-01 | 1977-06-01 | Ceramic filter |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53149750A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5057802A (en) * | 1989-02-14 | 1991-10-15 | Ngk Spark Plug Co., Ltd. | Ladder-type electric filter apparatus and housing therefor |
-
1977
- 1977-06-01 JP JP6507877A patent/JPS53149750A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5057802A (en) * | 1989-02-14 | 1991-10-15 | Ngk Spark Plug Co., Ltd. | Ladder-type electric filter apparatus and housing therefor |
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