SE362178B - - Google Patents
Info
- Publication number
- SE362178B SE362178B SE17737/70A SE1773770A SE362178B SE 362178 B SE362178 B SE 362178B SE 17737/70 A SE17737/70 A SE 17737/70A SE 1773770 A SE1773770 A SE 1773770A SE 362178 B SE362178 B SE 362178B
- Authority
- SE
- Sweden
Links
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
- H03H9/02007—Details of bulk acoustic wave devices
- H03H9/02015—Characteristics of piezoelectric layers, e.g. cutting angles
- H03H9/02031—Characteristics of piezoelectric layers, e.g. cutting angles consisting of ceramic
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Oscillators With Electromechanical Resonators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US169970A | 1970-01-09 | 1970-01-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE362178B true SE362178B (enExample) | 1973-11-26 |
Family
ID=34919231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE17737/70A SE362178B (enExample) | 1970-01-09 | 1970-12-30 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3601639A (enExample) |
| BE (1) | BE761345A (enExample) |
| FR (1) | FR2075375A5 (enExample) |
| GB (1) | GB1328481A (enExample) |
| SE (1) | SE362178B (enExample) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3725827A (en) * | 1972-05-17 | 1973-04-03 | Us Air Force | High coupling low diffraction acoustic surface wave delay line |
| US4016440A (en) * | 1974-05-28 | 1977-04-05 | Texas Instruments Incorporated | Particularly oriented plate-like monocrystalline piezoelectric body and acoustic surface wave filter device employing same |
| US3955109A (en) * | 1974-11-29 | 1976-05-04 | Bell Telephone Laboratories, Incorporated | Crystal resonator of (yzw)θ orientation having a thickness to width ratio of less than one |
| US4001767A (en) * | 1975-11-18 | 1977-01-04 | The United States Of America As Represented By The Secretary Of The Air Force | Low diffraction loss-low spurious response LiTaO3 substrate for surface acoustic wave devices |
| JPS604599B2 (ja) * | 1976-03-17 | 1985-02-05 | 株式会社東芝 | タンタル酸リチウム単結晶の製造方法 |
| JPS53116796A (en) * | 1977-03-22 | 1978-10-12 | Seiko Instr & Electronics Ltd | Lithium tantalate vibrator |
| JPS5595416A (en) * | 1979-01-11 | 1980-07-19 | Noto Denshi Kogyo Kk | Ladder type piezoelectric filter |
| US4469979A (en) * | 1983-05-27 | 1984-09-04 | Statek Corporation | Microresonator of double-ended tuning fork configuration |
| US4531073A (en) * | 1983-05-31 | 1985-07-23 | Ohaus Scale Corporation | Piezoelectric crystal resonator with reduced impedance and sensitivity to change in humidity |
| US5530408A (en) * | 1995-05-25 | 1996-06-25 | The United States Of America As Represented By The Secretary Of The Army | Method of making an oven controlled crystal oscillator the frequency of which remains ultrastable under temperature variations |
| US9154103B2 (en) | 2012-01-30 | 2015-10-06 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Temperature controlled acoustic resonator |
| US9667218B2 (en) * | 2012-01-30 | 2017-05-30 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Temperature controlled acoustic resonator comprising feedback circuit |
| US10848121B2 (en) | 2016-10-14 | 2020-11-24 | Qorvo Us, Inc. | Guided SAW device |
| US10924085B2 (en) * | 2016-10-17 | 2021-02-16 | Qorvo Us, Inc. | Guided acoustic wave device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2486187A (en) * | 1947-04-09 | 1949-10-25 | Bell Telephone Labor Inc | Piezoelectric crystal apparatus |
| US3461408A (en) * | 1967-02-09 | 1969-08-12 | Bell Telephone Labor Inc | Oriented litao3 crystal and devices using same |
| US3525885A (en) * | 1967-06-01 | 1970-08-25 | Bell Telephone Labor Inc | Low temperature-frequency coefficient lithium tantalate cuts and devices utilizing same |
-
1970
- 1970-01-09 US US1699A patent/US3601639A/en not_active Expired - Lifetime
- 1970-12-30 SE SE17737/70A patent/SE362178B/xx unknown
-
1971
- 1971-01-04 GB GB33771A patent/GB1328481A/en not_active Expired
- 1971-01-08 FR FR7100568A patent/FR2075375A5/fr not_active Expired
- 1971-01-08 BE BE761345A patent/BE761345A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2075375A5 (enExample) | 1971-10-08 |
| DE2100809A1 (de) | 1971-07-22 |
| DE2100809B2 (de) | 1972-09-21 |
| GB1328481A (en) | 1973-08-30 |
| BE761345A (fr) | 1971-06-16 |
| US3601639A (en) | 1971-08-24 |