DE69716360D1 - Piezoelektrischer transformator - Google Patents

Piezoelektrischer transformator

Info

Publication number: DE69716360D1
Authority: DE; Germany
Prior art keywords: piezoelectric transformer; piezoelectric; transformer
Prior art date: 1996-02-08
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

Application number

DE69716360T

Other languages

English (en)

Other versions

DE69716360T2 (de

Inventor

Masafumi Katsuno

Yoshiaki Fuda

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Tokin Corp

Original Assignee

NEC Tokin Corp

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.)

1996-02-08

Filing date

1997-02-10

Publication date

2002-11-21

1997-02-10 Application filed by NEC Tokin Corp filed Critical NEC Tokin Corp

2002-11-21 Application granted granted Critical

2002-11-21 Publication of DE69716360D1 publication Critical patent/DE69716360D1/de

2003-06-12 Publication of DE69716360T2 publication Critical patent/DE69716360T2/de

2017-02-11 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Classifications

- 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
- H10N30/40—Piezoelectric or electrostrictive devices with electrical input and electrical output, e.g. functioning as transformers

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Dc-Dc Converters (AREA)

DE69716360T 1996-02-08 1997-02-10 Piezoelektrischer transformator Expired - Fee Related DE69716360T2 (de)

Applications Claiming Priority (5)

Application Number	Priority Date	Filing Date	Title
JP2230296		1996-02-08
JP3926896		1996-02-27
JP26835196		1996-10-09
JP31209896		1996-11-22
PCT/JP1997/000335 WO1997029521A1 (fr)	1996-02-08	1997-02-10	Transformateur piezo-electrique

Publications (2)

Publication Number	Publication Date
DE69716360D1 true DE69716360D1 (de)	2002-11-21
DE69716360T2 DE69716360T2 (de)	2003-06-12

Family

ID=27457739

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69716360T Expired - Fee Related DE69716360T2 (de)	1996-02-08	1997-02-10	Piezoelektrischer transformator

Country Status (8)

Country	Link
US (1)	US6051915A (de)
EP (1)	EP0821419B1 (de)
JP (1)	JP3978472B2 (de)
KR (1)	KR100436637B1 (de)
CN (1)	CN1160805C (de)
DE (1)	DE69716360T2 (de)
TW (1)	TW420883B (de)
WO (1)	WO1997029521A1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
TW387157B (en) *	1996-01-30	2000-04-11	Tokin Corp	Piezoelectric transformer
KR100305573B1 (ko) *	1998-12-15	2001-11-22	이형도	출력임피던스가변형압전트랜스
US6215227B1 (en) *	1999-11-16	2001-04-10	Face International Corp.	Thickness mode piezoelectric transformer with end-masses
US6426585B1 (en) *	1999-12-08	2002-07-30	Kazuo Kohno	Thickness or length polarized piezoelectric transformer
JP2002064977A (ja) *	2000-08-21	2002-02-28	Matsushita Electric Ind Co Ltd	圧電トランスの駆動方法及び電源装置
US6476542B2 (en)	2000-12-20	2002-11-05	Cts Corporation	Piezoelectric transformer with dual-phase input drive
US6586863B2 (en) *	2001-06-28	2003-07-01	Samsung Electro-Mechanics Co., Ltd.	Rosen type piezoelectric transformer with multiple output electrodes
US6812623B2 (en) *	2001-09-28	2004-11-02	Matsushita Electric Industrial Co., Ltd.	Piezoelectric transformer
JP4055943B2 (ja) *	2001-10-25	2008-03-05	太平洋セメント株式会社	圧電トランス及びその圧電トランスを有するストロボ装置
US20050026982A1 (en) *	2003-06-10	2005-02-03	Soenke Johannsen	Composition that consists of alkanedicarboxylic acids and a pharmaceutical active ingredient
AU2003296024A1 (en) *	2003-06-25	2005-01-04	Intellikraft Limited	Piezoelectric transformer
US7355326B2 (en) *	2003-09-30	2008-04-08	Taiheiyo Cement Corporation	Piezoelectric transformer
TWI312161B (en) *	2006-01-05	2009-07-11	Nat Taiwan Universit	Multiple output piezoelectric transformer and inverter
JP5288530B2 (ja) *	2007-03-30	2013-09-11	富士フイルム株式会社	圧電素子製造方法及び液体吐出ヘッド製造方法
CN101743072B (zh) *	2007-04-11	2012-11-14	伊诺瓦有限公司	具有风车式电极的压电变压器
US9461614B2 (en) *	2013-10-30	2016-10-04	Qualcomm Incorporated	Asymmetric unbalanced acoustically coupled resonators for spurious mode suppression
US20150287903A1 (en) *	2014-04-07	2015-10-08	Samsung Electro-Mechanics Co., Ltd.	Piezoelectric transformer
DE102015117106A1 (de) *	2015-10-07	2017-04-13	Epcos Ag	Piezoelektrischer Transformator
DE102016102488A1 (de)	2016-02-12	2017-08-17	Epcos Ag	Verfahren zur Herstellung eines piezoelektrischen Transformators und piezoelektrischer Transformator

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1235500A (en) *	1967-07-25	1971-06-16	Matsushita Electric Ind Co Ltd	A voltage generator circuit for television receivers
GB1164600A (en) *	1967-10-31	1969-09-17	Matsushita Electric Ind Co Ltd	Piezo-Electric Transformer
JPS4811778U (de) *	1971-06-19	1973-02-09
US5371430A (en) *	1991-02-12	1994-12-06	Fujitsu Limited	Piezoelectric transformer producing an output A.C. voltage with reduced distortion
JP3088499B2 (ja) *	1991-07-16	2000-09-18	株式会社トーキン	圧電トランス
JPH0567819A (ja) *	1991-09-10	1993-03-19	Nec Corp	圧電セラミツクトランス
JPH05170512A (ja) *	1991-12-25	1993-07-09	Toyota Motor Corp	圧電素子の製造方法
JP2730378B2 (ja) *	1992-02-14	1998-03-25	日本電気株式会社	圧電トランスおよびその駆動方法
DE69305315T2 (de) *	1992-12-31	1997-03-06	Nippon Electric Co	Piezoelektrischer Transformator mit verbesserter Elektrodenanordnung
JP2508575B2 (ja) *	1993-01-28	1996-06-19	日本電気株式会社	圧電磁器トランスとその駆動方法
US5504384A (en) *	1993-06-23	1996-04-02	Industrial Technology Research Institute	Multi-mode adjustable piezoelectric transformer
JP3020769B2 (ja) *	1993-06-29	2000-03-15	インダストリアル・テクノロジー・リサーチ・インスティテュート	マルチモード設定可能圧電変換素子
JP2555985B2 (ja) *	1994-06-21	1996-11-20	日本電気株式会社	圧電磁器トランスとその駆動方法
FR2722918B1 (fr) *	1994-07-21	1996-08-30	Commissariat Energie Atomique	Capteur a magnetoresistance multicouche autopolarisee
JP2606667B2 (ja) *	1994-07-22	1997-05-07	日本電気株式会社	圧電磁器トランス及びその駆動方法
JP2658904B2 (ja) *	1994-10-05	1997-09-30	日本電気株式会社	圧電トランス
CA2166378C (en) *	1994-12-30	1999-11-09	Kouichi Kanayama	Piezoelectric transformer
US5811913A (en) *	1995-06-22	1998-09-22	Nec Corporation	Piezoelectric transformer having four-terminal structure
JPH09172211A (ja) *	1995-12-20	1997-06-30	Nec Corp	圧電磁器トランス
JP3090023B2 (ja) *	1996-02-14	2000-09-18	株式会社村田製作所	積層型圧電トランス
US5763983A (en) *	1997-01-12	1998-06-09	Motorola Inc.	Single crystal piezoelectric transformer using extensional vibration modes and method for driving the same
US5872419A (en) *	1997-09-04	1999-02-16	Motorola Inc.	Piezoelectric transformer with voltage feedback

1997
- 1997-02-05 TW TW086101400A patent/TW420883B/zh not_active IP Right Cessation
- 1997-02-10 CN CNB971900647A patent/CN1160805C/zh not_active Expired - Fee Related
- 1997-02-10 US US08/958,207 patent/US6051915A/en not_active Expired - Fee Related
- 1997-02-10 KR KR1019970706799A patent/KR100436637B1/ko not_active IP Right Cessation
- 1997-02-10 JP JP50748397A patent/JP3978472B2/ja not_active Expired - Lifetime
- 1997-02-10 EP EP97902633A patent/EP0821419B1/de not_active Expired - Lifetime
- 1997-02-10 WO PCT/JP1997/000335 patent/WO1997029521A1/ja active IP Right Grant
- 1997-02-10 DE DE69716360T patent/DE69716360T2/de not_active Expired - Fee Related

Also Published As

Publication number	Publication date
TW420883B (en)	2001-02-01
KR19980703394A (ko)	1998-10-15
CN1178604A (zh)	1998-04-08
DE69716360T2 (de)	2003-06-12
EP0821419B1 (de)	2002-10-16
JP3978472B2 (ja)	2007-09-19
KR100436637B1 (ko)	2004-07-16
CN1160805C (zh)	2004-08-04
US6051915A (en)	2000-04-18
EP0821419A1 (de)	1998-01-28
EP0821419A4 (de)	1999-02-17
WO1997029521A1 (fr)	1997-08-14

Publication	Publication Date	Title
DE69412247D1 (de)	1998-09-10	Piezoelektrischer Transformator
ATE250275T1 (de)	2003-10-15	Transformator
ATE266244T1 (de)	2004-05-15	Transformator/drosselspule
DE69729196D1 (de)	2004-06-24	Flachtransformator
DE69738884D1 (de)	2008-09-18	Verbesserte biokompatible wandler
NO940392D0 (no)	1994-02-07	Anordning ved transformator
DE69716360D1 (de)	2002-11-21	Piezoelektrischer transformator
FI942814A (fi)	1994-12-15	Muuntaja
DE69710670D1 (de)	2002-04-04	Piezoelektrischer transformator
DE69916265D1 (de)	2004-05-13	Transformator
DE59600568D1 (de)	1998-10-22	Supraleitender transformator
DE19882837T1 (de)	2001-03-22	Transformator
DE59703458D1 (de)	2001-06-07	Transformator
DE69721220D1 (de)	2003-05-28	Piezoelektrischer transformator
DE69505021D1 (de)	1998-11-05	Transformator
DE69700685D1 (de)	1999-12-02	Piezoelektrischer transformator
DE69926671D1 (de)	2005-09-22	Transformator
DE59701703D1 (de)	2000-06-21	Kleintransformator
DE69722691D1 (de)	2003-07-17	Piezoelektrischer Transformator
BR9509559A (pt)	1997-09-16	Azolilulsolfonilfeniluracilas substituídas
DE59605224D1 (de)	2000-06-21	Transformator
DE69726134T8 (de)	2004-12-30	Piezoelektrischer Transformator
DE69739888D1 (de)	2010-07-08	Transformator
DE69936836D1 (de)	2007-09-27	Piezoelektrischer transformator
NO305459B1 (no)	1999-05-31	Transformator

Legal Events

Date	Code	Title	Description
2003-11-13	8364	No opposition during term of opposition
2008-12-24	8339	Ceased/non-payment of the annual fee