ES366488A1 - Dispositivo de filtro electromecanico para una banda de frecuencia seleccionada y que tiene una caracteristica de carga determinada. - Google Patents
Dispositivo de filtro electromecanico para una banda de frecuencia seleccionada y que tiene una caracteristica de carga determinada.Info
- Publication number
- ES366488A1 ES366488A1 ES366488A ES366488A ES366488A1 ES 366488 A1 ES366488 A1 ES 366488A1 ES 366488 A ES366488 A ES 366488A ES 366488 A ES366488 A ES 366488A ES 366488 A1 ES366488 A1 ES 366488A1
- Authority
- ES
- Spain
- Prior art keywords
- electrode
- pairs
- pair
- circuited
- filter
- 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
- 239000013078 crystal Substances 0.000 title abstract 2
- 230000004048 modification Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
- 239000010453 quartz Substances 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 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
- H03H9/46—Filters
- H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
- H03H9/56—Monolithic crystal filters
- H03H9/566—Electric coupling means therefor
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US72367768A | 1968-04-24 | 1968-04-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES366488A1 true ES366488A1 (es) | 1971-03-16 |
Family
ID=24907224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES366488A Expired ES366488A1 (es) | 1968-04-24 | 1969-04-18 | Dispositivo de filtro electromecanico para una banda de frecuencia seleccionada y que tiene una caracteristica de carga determinada. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3599124A (enrdf_load_stackoverflow) |
| BE (1) | BE731938A (enrdf_load_stackoverflow) |
| CH (1) | CH493166A (enrdf_load_stackoverflow) |
| ES (1) | ES366488A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2006841A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1266565A (enrdf_load_stackoverflow) |
| NL (1) | NL6906268A (enrdf_load_stackoverflow) |
| SE (1) | SE362759B (enrdf_load_stackoverflow) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4329666A (en) * | 1980-08-11 | 1982-05-11 | Motorola, Inc. | Two-pole monolithic crystal filter |
| US4825467A (en) * | 1986-11-25 | 1989-04-25 | International Telesystems, Inc. | Restricted access television transmission system |
| US4980598A (en) * | 1989-12-21 | 1990-12-25 | Lucas Schaevitz Inc. | Monolithic resonator for a vibrating beam accelerometer |
| JP2741087B2 (ja) * | 1990-01-12 | 1998-04-15 | 日本特殊陶業株式会社 | ストリップラインフィルタの周波数調整法 |
| US6205315B1 (en) * | 1999-11-24 | 2001-03-20 | Xerox Corporation | Tuned transducer, and methods and systems for tuning a transducer |
| WO2003055063A1 (en) * | 2001-12-06 | 2003-07-03 | University Of Pittsburgh | Tunable piezoelectric micro-mechanical resonator |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3344368A (en) * | 1967-09-26 | Fettweis bandpass filter | ||
| US3396327A (en) * | 1961-12-27 | 1968-08-06 | Toyotsushinki Kabushiki Kaisha | Thickness shear vibration type, crystal electromechanical filter |
| US3222622A (en) * | 1962-08-14 | 1965-12-07 | Clevite Corp | Wave filter comprising piezoelectric wafer electroded to define a plurality of resonant regions independently operable without significant electro-mechanical interaction |
| US3437848A (en) * | 1964-09-24 | 1969-04-08 | Telefunken Patent | Piezoelectric plate filter |
| US3363119A (en) * | 1965-04-19 | 1968-01-09 | Clevite Corp | Piezoelectric resonator and method of making same |
| US3401283A (en) * | 1965-04-19 | 1968-09-10 | Clevite Corp | Piezoelectric resonator |
| US3334307A (en) * | 1966-11-14 | 1967-08-01 | Zenith Radio Corp | Multi-electrode acoustic amplifier with unitary transducing and translating medium |
| US3384768A (en) * | 1967-09-29 | 1968-05-21 | Clevite Corp | Piezoelectric resonator |
-
1968
- 1968-04-24 US US723677A patent/US3599124A/en not_active Expired - Lifetime
-
1969
- 1969-04-16 SE SE05358/69A patent/SE362759B/xx unknown
- 1969-04-18 ES ES366488A patent/ES366488A1/es not_active Expired
- 1969-04-23 CH CH615569A patent/CH493166A/de not_active IP Right Cessation
- 1969-04-23 BE BE731938D patent/BE731938A/xx not_active IP Right Cessation
- 1969-04-23 GB GB1266565D patent/GB1266565A/en not_active Expired
- 1969-04-23 FR FR6912882A patent/FR2006841A1/fr not_active Withdrawn
- 1969-04-23 NL NL6906268A patent/NL6906268A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3599124A (en) | 1971-08-10 |
| NL6906268A (enrdf_load_stackoverflow) | 1969-10-28 |
| DE1919024B2 (de) | 1973-02-01 |
| BE731938A (enrdf_load_stackoverflow) | 1969-10-01 |
| GB1266565A (enrdf_load_stackoverflow) | 1972-03-15 |
| DE1919024A1 (de) | 1969-12-04 |
| CH493166A (de) | 1970-06-30 |
| FR2006841A1 (enrdf_load_stackoverflow) | 1970-01-02 |
| SE362759B (enrdf_load_stackoverflow) | 1973-12-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB1058198A (en) | Electric wave filters | |
| GB1187441A (en) | Composite Resonator | |
| GB709509A (en) | Band pass electric filters | |
| GB1295692A (enrdf_load_stackoverflow) | ||
| GB1187472A (en) | Energy Translating Means | |
| GB1287002A (en) | Acoustic energy translating devices | |
| KR940006976Y1 (ko) | 사다리형 세라믹 필터 | |
| GB542452A (en) | Wave transmission networks | |
| ES366488A1 (es) | Dispositivo de filtro electromecanico para una banda de frecuencia seleccionada y que tiene una caracteristica de carga determinada. | |
| GB967104A (en) | Improvements in or relating to electric wave filters | |
| US3686592A (en) | Monolithic coupled crystal resonator filter having cross impedance adjusting means | |
| GB1209808A (en) | Improvements in or relating to electromechanical band-pass filters | |
| GB1272104A (en) | Piezoelectric ladder filters | |
| GB1328275A (en) | Polylithic bandpass filter having attenuation pole frequen cies in the lower stopband | |
| GB1234097A (enrdf_load_stackoverflow) | ||
| SU792536A1 (ru) | Активный пьезоэлектрический полосовой фильтр | |
| GB1105114A (en) | Electromechanical resonators and electric circuit devices utilizing the same | |
| GB1191984A (en) | Improvements in or relating to Electrical Filters | |
| GB928955A (en) | Improvements in or relating to electric filter networks | |
| GB1499774A (en) | Filter chain | |
| SU1109883A1 (ru) | Кварцевый фильтр | |
| JPS53105156A (en) | Ladder-type piezo-electric filter | |
| GB1355098A (en) | Rejection filter circuit | |
| ES341650A1 (es) | Un filtro pasabanda guiaondas. | |
| SU111238A1 (ru) | Электрический заграждающий фильтр |