NO984574L - Piezoelektrisk resonator med regulerbar resonansfrekvens, og kommunikasjonsapparat med slike resonatorer - Google Patents
Piezoelektrisk resonator med regulerbar resonansfrekvens, og kommunikasjonsapparat med slike resonatorerInfo
- Publication number
- NO984574L NO984574L NO984574A NO984574A NO984574L NO 984574 L NO984574 L NO 984574L NO 984574 A NO984574 A NO 984574A NO 984574 A NO984574 A NO 984574A NO 984574 L NO984574 L NO 984574L
- Authority
- NO
- Norway
- Prior art keywords
- resonators
- communication apparatus
- resonant frequency
- piezoelectric resonator
- adjustable resonant
- Prior art date
Links
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
- H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
- H03H9/17—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator
- H03H9/178—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator of a laminated structure of multiple piezoelectric layers with inner electrodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
- H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
- H03H3/02—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks
- H03H3/04—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks for obtaining desired frequency or temperature coefficient
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
- H03H9/17—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
- H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
- H03H3/02—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks
- H03H3/04—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks for obtaining desired frequency or temperature coefficient
- H03H2003/0414—Resonance frequency
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
- H03H9/17—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator
- H03H9/176—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator consisting of ceramic material
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Superheterodyne Receivers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP28617997 | 1997-10-01 | ||
JP10247204A JPH11168338A (ja) | 1997-10-01 | 1998-09-01 | 圧電共振子、圧電共振子の周波数調整方法および通信機器 |
Publications (3)
Publication Number | Publication Date |
---|---|
NO984574D0 NO984574D0 (no) | 1998-09-30 |
NO984574L true NO984574L (no) | 1999-04-06 |
NO316420B1 NO316420B1 (no) | 2004-01-19 |
Family
ID=26538131
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO19984574A NO316420B1 (no) | 1997-10-01 | 1998-09-30 | Piezoelektrisk resonator med regulerbar resonansfrekvens, og kommunikasjonsapparat med slike resonatorer |
Country Status (6)
Country | Link |
---|---|
US (1) | US6114796A (no) |
EP (1) | EP0907246A3 (no) |
JP (1) | JPH11168338A (no) |
KR (1) | KR100307103B1 (no) |
CN (1) | CN1213894A (no) |
NO (1) | NO316420B1 (no) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6398350B2 (en) * | 2000-02-08 | 2002-06-04 | Seiko Epson Corporation | Piezoelectric vibrator unit, liquid jet head, manufacturing method of piezoelectric vibrator unit, and manufacturing method of liquid jet head |
KR20030073843A (ko) * | 2002-03-13 | 2003-09-19 | 엘지이노텍 주식회사 | 박막 용적 공진기 필터 및 그 제조방법 |
US20070200457A1 (en) * | 2006-02-24 | 2007-08-30 | Heim Jonathan R | High-speed acrylic electroactive polymer transducers |
KR100819555B1 (ko) | 2006-12-29 | 2008-04-08 | 주식회사 에스세라 | 압전 공진자를 가지는 압전 공진 장치의 형성방법들 |
US8702997B2 (en) | 2011-06-02 | 2014-04-22 | Hewlett-Packard Development Company, L.P. | Balancing a microelectromechanical system |
CN105071827A (zh) * | 2015-08-27 | 2015-11-18 | 成都众山科技有限公司 | 全双工的数传电台 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1566009A1 (de) * | 1967-08-26 | 1971-02-18 | Telefunken Patent | Mechanisches Frequenzfilter und Verfahren zu seiner Herstellung |
US3544926A (en) * | 1968-10-22 | 1970-12-01 | Damon Eng Inc | Monolithic crystal filter having mass loading electrode pairs having at least one electrically nonconductive electrode |
DE2641571B1 (de) * | 1976-09-15 | 1977-06-08 | Siemens Ag | Als obertonquarz verwendeter dickenscherungsschwinger |
JPS5938764B2 (ja) * | 1977-02-09 | 1984-09-19 | 株式会社精工舎 | 厚みすべり水晶振動子 |
US4447753A (en) * | 1981-03-25 | 1984-05-08 | Seiko Instruments & Electronics Ltd. | Miniature GT-cut quartz resonator |
JPS57188121A (en) * | 1981-05-15 | 1982-11-19 | Seiko Instr & Electronics Ltd | Frequency adjusting method of coupling oscillator |
JPS586616A (ja) * | 1981-07-02 | 1983-01-14 | Seiko Instr & Electronics Ltd | 結合振動子の周波数調整方法 |
JPH06177689A (ja) * | 1992-12-04 | 1994-06-24 | Ngk Spark Plug Co Ltd | 梯子型電気濾波器の周波数調整方法 |
JP3208964B2 (ja) * | 1993-09-30 | 2001-09-17 | 株式会社村田製作所 | 圧電共振子の周波数調整方法 |
US5939819A (en) * | 1996-04-18 | 1999-08-17 | Murata Manufacturing Co., Ltd. | Electronic component and ladder filter |
-
1998
- 1998-09-01 JP JP10247204A patent/JPH11168338A/ja active Pending
- 1998-09-22 EP EP98117932A patent/EP0907246A3/en not_active Withdrawn
- 1998-09-25 US US09/160,656 patent/US6114796A/en not_active Expired - Lifetime
- 1998-09-29 KR KR1019980040491A patent/KR100307103B1/ko not_active IP Right Cessation
- 1998-09-30 CN CN98120876A patent/CN1213894A/zh active Pending
- 1998-09-30 NO NO19984574A patent/NO316420B1/no not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CN1213894A (zh) | 1999-04-14 |
KR19990036702A (ko) | 1999-05-25 |
NO316420B1 (no) | 2004-01-19 |
EP0907246A2 (en) | 1999-04-07 |
JPH11168338A (ja) | 1999-06-22 |
KR100307103B1 (ko) | 2001-10-19 |
US6114796A (en) | 2000-09-05 |
NO984574D0 (no) | 1998-09-30 |
EP0907246A3 (en) | 2000-12-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK1K | Patent expired |