KR900000077B1 - 압전소자 - Google Patents

압전소자 Download PDF

Info

Publication number: KR900000077B1
Authority: KR; South Korea
Prior art keywords: piezoelectric; electrode; terminal; piezoelectric plate; plate
Prior art date: 1985-08-07
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

Application number

KR1019860006485A

Other languages

English (en)

Korean (ko)

Other versions

KR870002670A (ko

Inventor

지로오 이노우에

Original Assignee

가부시기 가이샤 무라다 세이사꾸쇼

무라다 아기라

Priority date (The priority date 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 date listed.)

1985-08-07

Filing date

1986-08-06

Publication date

1990-01-19

1986-08-06 Application filed by 가부시기 가이샤 무라다 세이사꾸쇼, 무라다 아기라 filed Critical 가부시기 가이샤 무라다 세이사꾸쇼

1987-04-06 Publication of KR870002670A publication Critical patent/KR870002670A/ko

1990-01-19 Application granted granted Critical

1990-01-19 Publication of KR900000077B1 publication Critical patent/KR900000077B1/ko

Status Expired legal-status Critical Current

Links

230000005540 biological transmission Effects 0.000 claims description 4
239000000758 substrate Substances 0.000 abstract 4
238000009826 distribution Methods 0.000 description 9
239000003990 capacitor Substances 0.000 description 6
230000008878 coupling Effects 0.000 description 6
238000010168 coupling process Methods 0.000 description 6
238000005859 coupling reaction Methods 0.000 description 6
238000010586 diagram Methods 0.000 description 6
230000004048 modification Effects 0.000 description 4
238000012986 modification Methods 0.000 description 4
230000001808 coupling effect Effects 0.000 description 3
238000000034 method Methods 0.000 description 3
238000005094 computer simulation Methods 0.000 description 2
230000010355 oscillation Effects 0.000 description 2
230000001629 suppression Effects 0.000 description 2
241000282320 Panthera leo Species 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000001914 filtration Methods 0.000 description 1
239000000463 material Substances 0.000 description 1

Images

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/02—Details
- H03H9/125—Driving means, e.g. electrodes, coils
- H03H9/13—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials
- H03H9/132—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials characterized by a particular shape
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/46—Filters
- H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
- H03H9/542—Filters comprising resonators of piezoelectric or electrostrictive material including passive elements
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/46—Filters
- H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
- H03H9/56—Monolithic crystal filters
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/80—Constructional details
- H10N30/87—Electrodes or interconnections, e.g. leads or terminals

Landscapes

Physics & Mathematics (AREA)
Acoustics & Sound (AREA)
Chemical & Material Sciences (AREA)
Crystallography & Structural Chemistry (AREA)
Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)

KR1019860006485A 1985-08-07 1986-08-06 압전소자 Expired KR900000077B1 (ko)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
JP85-174682		1985-08-07
JP60174682A JPH0777335B2 (ja)	1985-08-07	1985-08-07	中間周波用フイルタ
JP174682		1985-08-07

Publications (2)

Publication Number	Publication Date
KR870002670A KR870002670A (ko)	1987-04-06
KR900000077B1 true KR900000077B1 (ko)	1990-01-19

Family

ID=15982848

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
KR1019860006485A Expired KR900000077B1 (ko)	1985-08-07	1986-08-06	압전소자

Country Status (2)

Country	Link
JP (1)	JPH0777335B2 (ja)
KR (1)	KR900000077B1 (ja)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5127736U (ja) *	1974-08-21	1976-02-28
JPS5653815U (ja) *	1979-10-03	1981-05-12

1985
- 1985-08-07 JP JP60174682A patent/JPH0777335B2/ja not_active Expired - Lifetime
1986
- 1986-08-06 KR KR1019860006485A patent/KR900000077B1/ko not_active Expired

Also Published As

Publication number	Publication date
KR870002670A (ko)	1987-04-06
JPS6234411A (ja)	1987-02-14
JPH0777335B2 (ja)	1995-08-16

Legal Events

Date	Code	Title	Description
1986-08-06	A201	Request for examination
1986-08-06	PA0109	Patent application	Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19860806
1986-08-06	PA0201	Request for examination	Patent event code: PA02012R01D Patent event date: 19860806 Comment text: Request for Examination of Application
1987-04-06	PG1501	Laying open of application
1989-11-25	G160	Decision to publish patent application
1990-01-19	PG1605	Publication of application before grant of patent	Comment text: Decision on Publication of Application Patent event code: PG16051S01I Patent event date: 19891125
1990-04-13	E701	Decision to grant or registration of patent right
1990-04-13	PE0701	Decision of registration	Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 19900413
1990-04-18	GRNT	Written decision to grant
1990-04-18	PR0701	Registration of establishment	Comment text: Registration of Establishment Patent event date: 19900418 Patent event code: PR07011E01D
1990-04-18	PR1002	Payment of registration fee	Payment date: 19900418 End annual number: 3 Start annual number: 1
1992-12-03	PR1001	Payment of annual fee	Payment date: 19921203 Start annual number: 4 End annual number: 4
1993-11-26	PR1001	Payment of annual fee	Payment date: 19931126 Start annual number: 5 End annual number: 5
1994-11-24	PR1001	Payment of annual fee	Payment date: 19941124 Start annual number: 6 End annual number: 6
1995-11-24	PR1001	Payment of annual fee	Payment date: 19951124 Start annual number: 7 End annual number: 7
1996-11-22	PR1001	Payment of annual fee	Payment date: 19961122 Start annual number: 8 End annual number: 8
1997-12-23	PR1001	Payment of annual fee	Payment date: 19971223 Start annual number: 9 End annual number: 9
1999-01-11	PR1001	Payment of annual fee	Payment date: 19990112 Start annual number: 10 End annual number: 10
2000-01-07	PR1001	Payment of annual fee	Payment date: 20000107 Start annual number: 11 End annual number: 11
2001-01-11	PR1001	Payment of annual fee	Payment date: 20010111 Start annual number: 12 End annual number: 12
2002-01-10	PR1001	Payment of annual fee	Payment date: 20020110 Start annual number: 13 End annual number: 13
2003-01-09	PR1001	Payment of annual fee	Payment date: 20030109 Start annual number: 14 End annual number: 14
2004-01-09	PR1001	Payment of annual fee	Payment date: 20040109 Start annual number: 15 End annual number: 15
2005-01-10	PR1001	Payment of annual fee	Payment date: 20050110 Start annual number: 16 End annual number: 16
2006-01-10	FPAY	Annual fee payment	Payment date: 20060110 Year of fee payment: 17
2006-01-10	PR1001	Payment of annual fee	Payment date: 20060110 Start annual number: 17 End annual number: 17
2006-08-07	EXPY	Expiration of term
2006-08-07	PC1801	Expiration of term

Publication	Publication Date	Title
US3585537A (en)	1971-06-15	Electric wave filters
US5770985A (en)	1998-06-23	Surface acoustic wave filter
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US5939957A (en)	1999-08-17	6-elements ladder type piezoelectric filter
US3465178A (en)	1969-09-02	Driven-boundary piezoelectric crystals
US3936764A (en)	1976-02-03	Frequency discriminator utilizing surface wave devices
JP3146695B2 (ja)	2001-03-19	厚み滑り振動モードを利用したセラミックフィルタ
US3974405A (en)	1976-08-10	Piezoelectric resonators