CH659362GA3 - - Google Patents
Download PDFInfo
- Publication number
- CH659362GA3 CH659362GA3 CH500382A CH500382A CH659362GA3 CH 659362G A3 CH659362G A3 CH 659362GA3 CH 500382 A CH500382 A CH 500382A CH 500382 A CH500382 A CH 500382A CH 659362G A3 CH659362G A3 CH 659362GA3
- Authority
- CH
- Switzerland
- Prior art keywords
- electrode
- resonator
- vibrational
- thicker
- vibrational portion
- 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
- H03H9/02—Details
- H03H9/02007—Details of bulk acoustic wave devices
- H03H9/02086—Means for compensation or elimination of undesirable effects
- H03H9/02102—Means for compensation or elimination of undesirable effects of temperature influence
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
- G04F5/04—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses
- G04F5/06—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses using piezoelectric resonators
- G04F5/063—Constructional details
-
- 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
- H03H9/19—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator consisting of quartz
-
- 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
- H03H2003/0421—Modification of the thickness of an element
- H03H2003/0428—Modification of the thickness of an element of an electrode
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56131033A JPS5833308A (ja) | 1981-08-21 | 1981-08-21 | 結合水晶振動子 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH659362GA3 true CH659362GA3 (es) | 1987-01-30 |
Family
ID=15048443
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH500382A CH659362GA3 (es) | 1981-08-21 | 1982-08-23 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5833308A (es) |
CH (1) | CH659362GA3 (es) |
DE (1) | DE3229972A1 (es) |
FR (1) | FR2511820B1 (es) |
GB (1) | GB2108316A (es) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4447753A (en) * | 1981-03-25 | 1984-05-08 | Seiko Instruments & Electronics Ltd. | Miniature GT-cut quartz resonator |
US5204681A (en) * | 1991-09-24 | 1993-04-20 | Gordian Holding Corporation | Radio frequency automatic identification system |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6051283B2 (ja) * | 1975-09-10 | 1985-11-13 | 株式会社精工舎 | Gtカツト水晶振動子の周波数温度特性調整法 |
JPS533178A (en) * | 1976-06-30 | 1978-01-12 | Seiko Instr & Electronics Ltd | Crystal vibrator |
JPS5379396A (en) * | 1976-12-23 | 1978-07-13 | Nec Corp | Square plate form piezoelectric ceramic vibrator |
CH617063GA3 (en) * | 1977-06-27 | 1980-05-14 | Method of adjusting the properties of a resonator, resonator obtained by this method and use of the resonator | |
JPS5469985A (en) * | 1977-11-15 | 1979-06-05 | Seiko Instr & Electronics Ltd | Piezoelectric vibrator |
JPS5469986A (en) * | 1977-11-15 | 1979-06-05 | Seiko Instr & Electronics Ltd | Piezoelectric vibrator |
DE2939844A1 (de) * | 1978-12-21 | 1980-07-10 | Seiko Instr & Electronics | Quarzschwinger |
JPS5585119A (en) * | 1978-12-21 | 1980-06-26 | Seiko Instr & Electronics Ltd | Piezoelectric oscillator of profile oscillation mode |
US4447753A (en) * | 1981-03-25 | 1984-05-08 | Seiko Instruments & Electronics Ltd. | Miniature GT-cut quartz resonator |
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 |
-
1981
- 1981-08-21 JP JP56131033A patent/JPS5833308A/ja active Pending
-
1982
- 1982-06-30 GB GB08218897A patent/GB2108316A/en not_active Withdrawn
- 1982-08-09 FR FR8213858A patent/FR2511820B1/fr not_active Expired
- 1982-08-12 DE DE19823229972 patent/DE3229972A1/de not_active Ceased
- 1982-08-23 CH CH500382A patent/CH659362GA3/fr unknown
Also Published As
Publication number | Publication date |
---|---|
GB2108316A (en) | 1983-05-11 |
JPS5833308A (ja) | 1983-02-26 |
FR2511820B1 (fr) | 1988-09-30 |
FR2511820A1 (fr) | 1983-02-25 |
DE3229972A1 (de) | 1983-03-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3272399D1 (en) | Piezoelectric loudspeaker coupled with resonant structures | |
NO863223L (no) | Siktanordning og fremgangsmaate ved sikting. | |
DE3477122D1 (en) | Electroacoustic transducer unit with reduced resonant frequency and mechanical spring with negative stiffness, preferably used in such a transducer unit | |
DE3585947D1 (de) | Sauerstoffdurchlaessiges weiches kontaktlinsenmaterial. | |
USD279406S (en) | Massage roller | |
EP0126325A3 (en) | Drive circuit for piezoelectric stack | |
GB2117968B (en) | Gt-cut piezo-electric resonator | |
EP0641073A3 (en) | Encapsulated piezoelectric resonator. | |
AR242185A1 (es) | Procedimiento para la obtencion de n-(1-piperidinil-alquil)-heteroarilcarboxamidas. | |
DE3360445D1 (en) | Piezoelectric resonator with mounting possibilities | |
GB2141286B (en) | Piezoelectric crystal resonator | |
EP0420125A3 (en) | Electroacoustic piezoelectric transducer having a broad operating range | |
CH659362GA3 (es) | ||
ES509510A0 (es) | "mejoras introducidas en una disposicion de interruptor de circuito". | |
USD282204S (en) | Speculum | |
GB8922246D0 (en) | Piezo resonator | |
USD244925S (en) | Screening apparatus for quarrying | |
FR2723801B1 (fr) | Diplexeur a intervalle d'un octave entre bandes. | |
USD281125S (en) | Table | |
DE3863488D1 (de) | Bildvervielfaeltigungsgeraet. | |
USD277721S (en) | Coathanger handle | |
USD284989S (en) | Valve | |
USD268870S (en) | Orthopedic fixation canula | |
IE801693L (en) | Telephone handset | |
JPS5298493A (en) | Supporting method of piezo-electric transformer |