GB1455805A - Method of making interdigital transducers device for making interdigital transducers and interdigital transducer - Google Patents
Method of making interdigital transducers device for making interdigital transducers and interdigital transducerInfo
- Publication number
- GB1455805A GB1455805A GB129975A GB129975A GB1455805A GB 1455805 A GB1455805 A GB 1455805A GB 129975 A GB129975 A GB 129975A GB 129975 A GB129975 A GB 129975A GB 1455805 A GB1455805 A GB 1455805A
- Authority
- GB
- United Kingdom
- Prior art keywords
- substrate
- needles
- levers
- making
- interdigital
- 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
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000000758 substrate Substances 0.000 abstract 7
- 229910052751 metal Inorganic materials 0.000 abstract 2
- 239000002184 metal Substances 0.000 abstract 2
- QFJAZXGJBIMYLJ-UHFFFAOYSA-N 2,3-dihydroxybutanedioic acid;ethane-1,2-diamine Chemical compound NCCN.OC(=O)C(O)C(O)C(O)=O QFJAZXGJBIMYLJ-UHFFFAOYSA-N 0.000 abstract 1
- WBPWDGRYHFQTRC-UHFFFAOYSA-N 2-ethoxycyclohexan-1-one Chemical compound CCOC1CCCCC1=O WBPWDGRYHFQTRC-UHFFFAOYSA-N 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- QFWPJPIVLCBXFJ-UHFFFAOYSA-N glymidine Chemical compound N1=CC(OCCOC)=CN=C1NS(=O)(=O)C1=CC=CC=C1 QFWPJPIVLCBXFJ-UHFFFAOYSA-N 0.000 abstract 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 abstract 1
- 239000010931 gold Substances 0.000 abstract 1
- 229910052737 gold Inorganic materials 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- LJCNRYVRMXRIQR-OLXYHTOASA-L potassium sodium L-tartrate Chemical compound [Na+].[K+].[O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O LJCNRYVRMXRIQR-OLXYHTOASA-L 0.000 abstract 1
- 235000011006 sodium potassium tartrate Nutrition 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 229910052984 zinc sulfide Inorganic materials 0.000 abstract 1
Classifications
-
- 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
- H03H3/08—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 resonators or networks using surface acoustic waves
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
- Micromachines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL1974168364A PL95322B1 (pl) | 1974-01-26 | 1974-01-26 | Przetwornik miedzypalczasty,sposob wykonywani ikow miedzypalczastych oraz urzadzenie do wyk zetwornikow miedzypalczastych |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1455805A true GB1455805A (en) | 1976-11-17 |
Family
ID=19965846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB129975A Expired GB1455805A (en) | 1974-01-26 | 1975-01-13 | Method of making interdigital transducers device for making interdigital transducers and interdigital transducer |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS50105394A (enrdf_load_stackoverflow) |
| FR (1) | FR2259481B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1455805A (enrdf_load_stackoverflow) |
| PL (1) | PL95322B1 (enrdf_load_stackoverflow) |
-
1974
- 1974-01-26 PL PL1974168364A patent/PL95322B1/pl unknown
-
1975
- 1975-01-13 GB GB129975A patent/GB1455805A/en not_active Expired
- 1975-01-22 FR FR7501933A patent/FR2259481B1/fr not_active Expired
- 1975-01-24 JP JP50010368A patent/JPS50105394A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2259481A1 (enrdf_load_stackoverflow) | 1975-08-22 |
| JPS50105394A (enrdf_load_stackoverflow) | 1975-08-20 |
| PL95322B1 (pl) | 1977-10-31 |
| DE2501826A1 (de) | 1975-07-31 |
| FR2259481B1 (enrdf_load_stackoverflow) | 1978-12-29 |
| DE2501826B2 (de) | 1976-01-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |