DE2364134A1 - Elektromechanisches oberflaechenwellenfilter - Google Patents
Elektromechanisches oberflaechenwellenfilterInfo
- Publication number
- DE2364134A1 DE2364134A1 DE2364134A DE2364134A DE2364134A1 DE 2364134 A1 DE2364134 A1 DE 2364134A1 DE 2364134 A DE2364134 A DE 2364134A DE 2364134 A DE2364134 A DE 2364134A DE 2364134 A1 DE2364134 A1 DE 2364134A1
- Authority
- DE
- Germany
- Prior art keywords
- comb
- wave filter
- acoustic wave
- substrate
- surface acoustic
- 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.)
- Pending
Links
- 239000000758 substrate Substances 0.000 claims description 41
- 238000010897 surface acoustic wave method Methods 0.000 claims description 15
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 238000004804 winding Methods 0.000 claims description 6
- 229910052797 bismuth Inorganic materials 0.000 claims description 2
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 claims 1
- 238000003776 cleavage reaction Methods 0.000 claims 1
- 230000001788 irregular Effects 0.000 claims 1
- 230000007017 scission Effects 0.000 claims 1
- 210000001520 comb Anatomy 0.000 description 12
- 230000005540 biological transmission Effects 0.000 description 6
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 230000002745 absorbent Effects 0.000 description 3
- 239000002250 absorbent Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- 239000002390 adhesive tape Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- CNQCVBJFEGMYDW-UHFFFAOYSA-N lawrencium atom Chemical compound [Lr] CNQCVBJFEGMYDW-UHFFFAOYSA-N 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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
- H03H9/02535—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 elements; 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 elements; 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7245840A FR2212080A5 (en:Method) | 1972-12-22 | 1972-12-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2364134A1 true DE2364134A1 (de) | 1974-06-27 |
Family
ID=9109161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2364134A Pending DE2364134A1 (de) | 1972-12-22 | 1973-12-21 | Elektromechanisches oberflaechenwellenfilter |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3878407A (en:Method) |
| JP (1) | JPS4991565A (en:Method) |
| CA (1) | CA999349A (en:Method) |
| DE (1) | DE2364134A1 (en:Method) |
| FR (1) | FR2212080A5 (en:Method) |
| GB (1) | GB1460036A (en:Method) |
| IT (1) | IT1000767B (en:Method) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3709692A1 (de) * | 1987-03-25 | 1988-10-06 | Siemens Ag | Oberflaechenwellen-filteranordnung mit reduziertem kapazitivem und insbesondere induktivem uebersprechen |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2261653B1 (en:Method) * | 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 (en:Method) * | 1978-08-12 | 1980-02-21 | ||
| JPS5616314A (en) * | 1979-07-20 | 1981-02-17 | Fujitsu Ltd | Surface elastic wave filter |
| US5673131A (en) * | 1991-12-31 | 1997-09-30 | Sarcos Group | High density, three-dimensional, intercoupled circuit structure |
| US5451774A (en) * | 1991-12-31 | 1995-09-19 | Sarcos Group | High density, three-dimensional, intercoupled optical sensor circuit |
| 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 |
| CN210864624U (zh) * | 2020-01-22 | 2020-06-26 | 湃瑞电子科技(苏州)有限公司 | 压力传感器及电子设备 |
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
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3709692A1 (de) * | 1987-03-25 | 1988-10-06 | Siemens Ag | Oberflaechenwellen-filteranordnung mit reduziertem kapazitivem und insbesondere induktivem uebersprechen |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1460036A (en) | 1976-12-31 |
| CA999349A (en) | 1976-11-02 |
| US3878407A (en) | 1975-04-15 |
| FR2212080A5 (en:Method) | 1974-07-19 |
| IT1000767B (it) | 1976-04-10 |
| JPS4991565A (en:Method) | 1974-09-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHN | Withdrawal |