CA921612A - Monolithic multifrequency resonator - Google Patents
Monolithic multifrequency resonatorInfo
- Publication number
- CA921612A CA921612A CA061093A CA61093A CA921612A CA 921612 A CA921612 A CA 921612A CA 061093 A CA061093 A CA 061093A CA 61093 A CA61093 A CA 61093A CA 921612 A CA921612 A CA 921612A
- Authority
- CA
- Canada
- Prior art keywords
- multifrequency
- resonator
- monolithic
- multifrequency resonator
- monolithic multifrequency
- 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.)
- Expired
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
- H03H9/46—Filters
- H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
- H03H9/56—Monolithic crystal filters
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US77990968A | 1968-11-29 | 1968-11-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA921612A true CA921612A (en) | 1973-02-20 |
Family
ID=25117963
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA061093A Expired CA921612A (en) | 1968-11-29 | 1969-09-03 | Monolithic multifrequency resonator |
Country Status (2)
Country | Link |
---|---|
US (1) | US3569750A (en) |
CA (1) | CA921612A (en) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3697788A (en) * | 1970-09-30 | 1972-10-10 | Motorola Inc | Piezoelectric resonating device |
US3694677A (en) * | 1971-03-03 | 1972-09-26 | Us Army | Vhf-uhf piezoelectric resonators |
FR2186175A5 (en) * | 1972-05-24 | 1974-01-04 | Thomson Csf | |
US4350917A (en) * | 1980-06-09 | 1982-09-21 | Riverside Research Institute | Frequency-controlled scanning of ultrasonic beams |
US4549533A (en) * | 1984-01-30 | 1985-10-29 | University Of Illinois | Apparatus and method for generating and directing ultrasound |
US4547748A (en) * | 1984-08-13 | 1985-10-15 | The United States Of America As Represented By The Secretary Of The Army | Frequency synthesizer using a matrix of selectable piezoelectric resonators |
US4907573A (en) * | 1987-03-21 | 1990-03-13 | Olympus Optical Co., Ltd. | Ultrasonic lithotresis apparatus |
US5283496A (en) * | 1988-07-20 | 1994-02-01 | Asahi Dempa Co., Ltd. | Thickness shear crystal resonator and manufacturing method therefor |
US5259386A (en) * | 1992-06-19 | 1993-11-09 | Advanced Cardiovascular Systems, Inc. | Flow monitor and vascular access system with continuously variable frequency control |
JP3573567B2 (en) * | 1996-04-12 | 2004-10-06 | 株式会社日立メディコ | Ultrasonic probe and ultrasonic inspection apparatus using the same |
DE59905083D1 (en) * | 1998-05-08 | 2003-05-22 | Infineon Technologies Ag | THIN FILM piezoresonator |
US6518860B2 (en) * | 2001-01-05 | 2003-02-11 | Nokia Mobile Phones Ltd | BAW filters having different center frequencies on a single substrate and a method for providing same |
US6984922B1 (en) * | 2002-07-22 | 2006-01-10 | Matsushita Electric Industrial Co., Ltd. | Composite piezoelectric transducer and method of fabricating the same |
FR2853473B1 (en) * | 2003-04-01 | 2005-07-01 | St Microelectronics Sa | ELECTRONIC COMPONENT COMPRISING A RESONATOR AND METHOD OF MANUFACTURING |
US7183698B1 (en) * | 2005-08-29 | 2007-02-27 | Zippy Technology Corp. | Piezoelectric structure |
US10931284B2 (en) | 2019-05-07 | 2021-02-23 | Fox Enterprises, Inc. | Resonators and devices with pixel based electrodes operating across a gap |
US11005446B2 (en) | 2019-05-07 | 2021-05-11 | Fox Enterprises, Inc. | Resonators and devices with a pixel electrode operating across a gap |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2859346A (en) * | 1954-07-28 | 1958-11-04 | Motorola Inc | Crystal oscillator |
NL261600A (en) * | 1960-02-26 | |||
US3222622A (en) * | 1962-08-14 | 1965-12-07 | Clevite Corp | Wave filter comprising piezoelectric wafer electroded to define a plurality of resonant regions independently operable without significant electro-mechanical interaction |
US3264583A (en) * | 1963-06-12 | 1966-08-02 | Bell Telephone Labor Inc | Dispersive electromechanical delay line utilizing tapered delay medium |
US3310761A (en) * | 1963-06-18 | 1967-03-21 | Joseph B Brauer | Tapped microwave acoustic delay line |
US3277404A (en) * | 1963-08-23 | 1966-10-04 | Bell Telephone Labor Inc | Ultrasonic delay device |
FR657592A (en) * | 1963-12-24 | 1929-06-06 | Flue improvements | |
US3363119A (en) * | 1965-04-19 | 1968-01-09 | Clevite Corp | Piezoelectric resonator and method of making same |
US3401275A (en) * | 1966-04-14 | 1968-09-10 | Clevite Corp | Composite resonator |
US3384768A (en) * | 1967-09-29 | 1968-05-21 | Clevite Corp | Piezoelectric resonator |
-
1968
- 1968-11-29 US US779909A patent/US3569750A/en not_active Expired - Lifetime
-
1969
- 1969-09-03 CA CA061093A patent/CA921612A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3569750A (en) | 1971-03-09 |
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