FR2212080A5 - - Google Patents
Info
- Publication number
- FR2212080A5 FR2212080A5 FR7245840A FR7245840A FR2212080A5 FR 2212080 A5 FR2212080 A5 FR 2212080A5 FR 7245840 A FR7245840 A FR 7245840A FR 7245840 A FR7245840 A FR 7245840A FR 2212080 A5 FR2212080 A5 FR 2212080A5
- Authority
- FR
- France
- 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
- H03H9/02—Details
- H03H9/02535—Details of surface acoustic wave devices
- H03H9/0296—Surface acoustic wave [SAW] devices having both acoustic and non-acoustic properties
-
- 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
- H03H9/02535—Details of surface acoustic wave devices
- H03H9/02543—Characteristics of substrate, e.g. cutting angles
-
- 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
- H03H9/125—Driving means, e.g. electrodes, coils
- H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
- H03H9/14502—Surface acoustic wave [SAW] transducers for a particular purpose
- H03H9/14508—Polyphase SAW transducers
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7245840A FR2212080A5 (US07709020-20100504-C00041.png) | 1972-12-22 | 1972-12-22 | |
US425792A US3878407A (en) | 1972-12-22 | 1973-12-18 | Surface wave electromechanical filter |
GB5904373A GB1460036A (en) | 1972-12-22 | 1973-12-20 | Surface wave electromechanical filter |
CA188,669A CA999349A (en) | 1972-12-22 | 1973-12-20 | Surface wave electromechanical filter |
IT54528/73A IT1000767B (it) | 1972-12-22 | 1973-12-21 | Filtro elettromeccanico ad onde di superficie |
DE2364134A DE2364134A1 (de) | 1972-12-22 | 1973-12-21 | Elektromechanisches oberflaechenwellenfilter |
JP48143021A JPS4991565A (US07709020-20100504-C00041.png) | 1972-12-22 | 1973-12-22 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7245840A FR2212080A5 (US07709020-20100504-C00041.png) | 1972-12-22 | 1972-12-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2212080A5 true FR2212080A5 (US07709020-20100504-C00041.png) | 1974-07-19 |
Family
ID=9109161
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7245840A Expired FR2212080A5 (US07709020-20100504-C00041.png) | 1972-12-22 | 1972-12-22 |
Country Status (7)
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2261653B1 (US07709020-20100504-C00041.png) * | 1974-02-15 | 1978-01-06 | Thomson Csf | |
GB1469084A (en) * | 1975-05-20 | 1977-03-30 | Standard Telephones Cables Ltd | Surface acoustic wave delay lines |
JPS5526978U (US07709020-20100504-C00041.png) * | 1978-08-12 | 1980-02-21 | ||
JPS5616314A (en) * | 1979-07-20 | 1981-02-17 | Fujitsu Ltd | Surface elastic wave filter |
DE3709692A1 (de) * | 1987-03-25 | 1988-10-06 | Siemens Ag | Oberflaechenwellen-filteranordnung mit reduziertem kapazitivem und insbesondere induktivem uebersprechen |
US5451774A (en) * | 1991-12-31 | 1995-09-19 | Sarcos Group | High density, three-dimensional, intercoupled optical sensor circuit |
US5673131A (en) * | 1991-12-31 | 1997-09-30 | Sarcos Group | High density, three-dimensional, intercoupled circuit structure |
JPH07297675A (ja) * | 1994-04-26 | 1995-11-10 | Fujitsu Ltd | 弾性表面波共振器 |
US6063200A (en) * | 1998-02-10 | 2000-05-16 | Sarcos L.C. | Three-dimensional micro fabrication device for filamentary substrates |
JP3724403B2 (ja) * | 2001-10-02 | 2005-12-07 | 株式会社村田製作所 | 振動子およびそれを用いた振動ジャイロおよびそれを用いた電子装置 |
US20120002377A1 (en) * | 2010-06-30 | 2012-01-05 | William French | Galvanic isolation transformer |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3548306A (en) * | 1968-08-29 | 1970-12-15 | Us Navy | Surface wave spectrum analyzer and interferometer |
US3626309A (en) * | 1970-01-12 | 1971-12-07 | Zenith Radio Corp | Signal transmission system employing electroacoustic filter |
US3675052A (en) * | 1970-08-07 | 1972-07-04 | Us Navy | Field-delineated acoustic wave device |
US3800248A (en) * | 1972-10-31 | 1974-03-26 | Us Navy | Unidirectional surface wave transducer device |
US3781721A (en) * | 1972-11-30 | 1973-12-25 | Hughes Aircraft Co | Acoustic surface wave device eliminating spurious end reflections |
-
1972
- 1972-12-22 FR FR7245840A patent/FR2212080A5/fr not_active Expired
-
1973
- 1973-12-18 US US425792A patent/US3878407A/en not_active Expired - Lifetime
- 1973-12-20 GB GB5904373A patent/GB1460036A/en not_active Expired
- 1973-12-20 CA CA188,669A patent/CA999349A/en not_active Expired
- 1973-12-21 IT IT54528/73A patent/IT1000767B/it active
- 1973-12-21 DE DE2364134A patent/DE2364134A1/de active Pending
- 1973-12-22 JP JP48143021A patent/JPS4991565A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2364134A1 (de) | 1974-06-27 |
US3878407A (en) | 1975-04-15 |
IT1000767B (it) | 1976-04-10 |
CA999349A (en) | 1976-11-02 |
GB1460036A (en) | 1976-12-31 |
JPS4991565A (US07709020-20100504-C00041.png) | 1974-09-02 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
CL | Concession to grant licences | ||
ST | Notification of lapse |