IT1067509B - Filtro di onde elastiche di superficie - Google Patents
Filtro di onde elastiche di superficieInfo
- Publication number
- IT1067509B IT1067509B IT7621184A IT2118476A IT1067509B IT 1067509 B IT1067509 B IT 1067509B IT 7621184 A IT7621184 A IT 7621184A IT 2118476 A IT2118476 A IT 2118476A IT 1067509 B IT1067509 B IT 1067509B
- Authority
- IT
- Italy
- Prior art keywords
- elastic waves
- surface elastic
- waves filter
- filter
- waves
- Prior art date
Links
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
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3431875U JPS51114941U (it) | 1975-03-13 | 1975-03-13 | |
JP3431675U JPS51114939U (it) | 1975-03-13 | 1975-03-13 | |
JP3431775U JPS51114940U (it) | 1975-03-13 | 1975-03-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1067509B true IT1067509B (it) | 1985-03-16 |
Family
ID=27288383
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT7621184A IT1067509B (it) | 1975-03-13 | 1976-03-12 | Filtro di onde elastiche di superficie |
Country Status (4)
Country | Link |
---|---|
US (1) | US4047129A (it) |
DE (1) | DE2609884C3 (it) |
GB (1) | GB1512593A (it) |
IT (1) | IT1067509B (it) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4213104A (en) * | 1978-09-25 | 1980-07-15 | United Technologies Corporation | Vacuum encapsulation for surface acoustic wave (SAW) devices |
JPS55112019A (en) * | 1979-02-22 | 1980-08-29 | Murata Mfg Co Ltd | Elastic surface wave device |
US4270105A (en) * | 1979-05-14 | 1981-05-26 | Raytheon Company | Stabilized surface wave device |
FR2466763A1 (fr) * | 1979-09-28 | 1981-04-10 | Thomson Csf | Capteur de pression a ondes elastiques de surface et senseur de pression pour un tel capteur |
DE3011730C2 (de) * | 1980-03-26 | 1982-05-27 | Siemens AG, 1000 Berlin und 8000 München | Gehäuse für elektrische Bauelemente, Bauelementegruppen oder integrierte Schaltungen |
DE3485015D1 (de) * | 1983-12-15 | 1991-10-10 | Toshiba Kawasaki Kk | Akustischer oberflaechenwellenresonator. |
CA1281810C (en) * | 1984-02-20 | 1991-03-19 | Stephen P. Rogerson | Mounting of saw devices |
JPS6297418A (ja) * | 1985-10-23 | 1987-05-06 | Clarion Co Ltd | 弾性表面波装置のパツケ−ジ方法 |
JPS62109420A (ja) * | 1985-11-07 | 1987-05-20 | Alps Electric Co Ltd | 弾性表面波素子 |
EP0342390B1 (de) * | 1988-05-17 | 1993-02-17 | Siemens Aktiengesellschaft | Gehäuse für elektrische Bauelemente, Bauelementegruppen oder integrierte Schaltungen |
US5059848A (en) * | 1990-08-20 | 1991-10-22 | The United States Of America As Represented By The Secretary Of The Army | Low-cost saw packaging technique |
JPH0590872A (ja) * | 1991-09-27 | 1993-04-09 | Sumitomo Electric Ind Ltd | 表面弾性波素子 |
WO1995030276A1 (de) * | 1994-05-02 | 1995-11-09 | Siemens Matsushita Components Gmbh & Co. Kg | Verkapselung für elektronische bauelemente |
US5760526A (en) * | 1995-04-03 | 1998-06-02 | Motorola, Inc. | Plastic encapsulated SAW device |
EP0794616B1 (en) * | 1996-03-08 | 2003-01-29 | Matsushita Electric Industrial Co., Ltd. | An electronic part and a method of production thereof |
US5729185A (en) * | 1996-04-29 | 1998-03-17 | Motorola Inc. | Acoustic wave filter package lid attachment apparatus and method utilizing a novolac epoxy based seal |
JP3123477B2 (ja) * | 1997-08-08 | 2001-01-09 | 日本電気株式会社 | 表面弾性波素子の実装構造および実装方法 |
US6628048B2 (en) * | 2000-11-29 | 2003-09-30 | Samsung Electro-Mechanics Co., Ltd. | Crystal oscillator with improved shock resistance |
JP3974346B2 (ja) * | 2001-03-30 | 2007-09-12 | 富士通メディアデバイス株式会社 | 弾性表面波装置 |
DE102013102217B4 (de) * | 2013-03-06 | 2015-11-12 | Epcos Ag | Mikroakustisches Bauelement und Verfahren zur Herstellung |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3512254A (en) * | 1965-08-10 | 1970-05-19 | Corning Glass Works | Method of making an electrical device |
US3694674A (en) * | 1969-09-29 | 1972-09-26 | Denki Onkyo Co Ltd | High voltage generating apparatus |
US3689784A (en) * | 1970-09-10 | 1972-09-05 | Westinghouse Electric Corp | Broadband, high frequency, thin film piezoelectric transducers |
GB1389610A (en) * | 1972-10-11 | 1975-04-03 | Marconi Co Ltd | Surfacewave devices |
US3872331A (en) * | 1973-06-04 | 1975-03-18 | Zenith Radio Corp | Packaged surface wave selective circuit device and method of making the same |
US3885173A (en) * | 1973-10-09 | 1975-05-20 | Magnavox Co | Apparatus and method for coupling an acoustical surface wave device to an electronic circuit |
-
1976
- 1976-03-09 GB GB9338/76A patent/GB1512593A/en not_active Expired
- 1976-03-10 DE DE2609884A patent/DE2609884C3/de not_active Expired
- 1976-03-12 IT IT7621184A patent/IT1067509B/it active
- 1976-03-12 US US05/666,270 patent/US4047129A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE2609884C3 (de) | 1980-08-21 |
DE2609884A1 (de) | 1976-09-30 |
GB1512593A (en) | 1978-06-01 |
DE2609884B2 (de) | 1979-11-15 |
US4047129A (en) | 1977-09-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IT1067509B (it) | Filtro di onde elastiche di superficie | |
IT1055287B (it) | Transduttori | |
SE7603473L (sv) | Tranfusionsfilter | |
IT1093350B (it) | Corpi abrasivi | |
SE412857B (sv) | Filter | |
IT1103452B (it) | Perfezionamento nei dispositivi ad onde acustiche di superficie | |
SE7609365L (sv) | Reningsanordning | |
JPS5264700A (en) | Piezooelectric ceramic for elastic surface wave element | |
MX4007E (es) | Mezola mejorada elastomerica | |
IT1095453B (it) | Corpi abrasivi | |
NL7514959A (nl) | Akoestisch oppervlaktefilter. | |
SE7602038L (sv) | Filter | |
IT1095455B (it) | Corpi abrasivi | |
IT1096530B (it) | Trasduttore elettroacustico di tipo capacitivo | |
FR2332525A1 (fr) | Transducteur | |
IT1089107B (it) | Filtro per onde elettromagnetiche cortissime | |
IT1056887B (it) | Trasduttore di onde di superficie elstiche | |
SE400477B (sv) | Filterinfestning | |
FR2327613A1 (fr) | Filtre dielectromagnetique | |
IT1074632B (it) | Dispositivo di attenuazione per struttura ad onde lente | |
BE846690A (nl) | Filter | |
SE7606780L (sv) | Filter | |
IT1088823B (it) | Filtro per onde elettromagnetiche cortissime | |
IT1089041B (it) | Filtro per onde elettromagnetiche cortissime | |
IT1039582B (it) | Filtri austici ad onda superfi ciale |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19950327 |