BE848808A - Filtre electromecanique avec condensateurs de circuits d'entree et de sortie enrobes par injection, - Google Patents
Filtre electromecanique avec condensateurs de circuits d'entree et de sortie enrobes par injection,Info
- Publication number
- BE848808A BE848808A BE172754A BE172754A BE848808A BE 848808 A BE848808 A BE 848808A BE 172754 A BE172754 A BE 172754A BE 172754 A BE172754 A BE 172754A BE 848808 A BE848808 A BE 848808A
- Authority
- BE
- Belgium
- Prior art keywords
- capacitors
- injection
- input
- output circuits
- electromechanical filter
- Prior art date
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
- H03H9/46—Filters
- H03H9/48—Coupling means therefor
- H03H9/52—Electric coupling means
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2553709A DE2553709C2 (de) | 1975-11-28 | 1975-11-28 | Elektromechanisches Filter mit mehreren mechanisch gekoppelten, parallel zueinander angeordneten mechanischen Resonatoren |
Publications (1)
Publication Number | Publication Date |
---|---|
BE848808A true BE848808A (fr) | 1977-03-16 |
Family
ID=5962996
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE172754A BE848808A (fr) | 1975-11-28 | 1976-11-26 | Filtre electromecanique avec condensateurs de circuits d'entree et de sortie enrobes par injection, |
Country Status (23)
Country | Link |
---|---|
US (1) | US4114118A (xx) |
JP (1) | JPS5828929B2 (xx) |
AT (1) | AT348594B (xx) |
BE (1) | BE848808A (xx) |
BR (1) | BR7607828A (xx) |
CA (1) | CA1078934A (xx) |
CH (1) | CH611091A5 (xx) |
CS (1) | CS195743B2 (xx) |
DE (1) | DE2553709C2 (xx) |
DK (1) | DK144258C (xx) |
ES (1) | ES453683A1 (xx) |
FR (1) | FR2333383A1 (xx) |
GB (1) | GB1494980A (xx) |
GR (1) | GR61162B (xx) |
HU (1) | HU174512B (xx) |
IE (1) | IE43636B1 (xx) |
IL (1) | IL50735A (xx) |
IT (1) | IT1064421B (xx) |
LU (1) | LU75746A1 (xx) |
NL (1) | NL170580C (xx) |
PT (1) | PT65895B (xx) |
YU (1) | YU37248B (xx) |
ZA (1) | ZA766467B (xx) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2656516A (en) * | 1952-08-14 | 1953-10-20 | Collins Radio Co | Filter using transverse supporting means |
US2799832A (en) * | 1953-09-11 | 1957-07-16 | Motoroln Inc | Electromechanical filter |
US2829350A (en) * | 1955-08-16 | 1958-04-01 | Collins Radio Co | Mechanical filter with coupling wires |
DE1541986A1 (de) * | 1967-09-29 | 1970-11-26 | Siemens Ag | Elektromechanisches Bandfilter |
CH491545A (de) * | 1968-05-29 | 1970-05-31 | Siemens Ag | Elektromechanisches Filter |
US3766616A (en) * | 1972-03-22 | 1973-10-23 | Statek Corp | Microresonator packaging and tuning |
US3931600A (en) * | 1973-06-11 | 1976-01-06 | Kokusai Electric Co., Ltd. | Mechanical filter |
-
1975
- 1975-11-28 DE DE2553709A patent/DE2553709C2/de not_active Expired
-
1976
- 1976-09-07 CH CH1131576A patent/CH611091A5/xx not_active IP Right Cessation
- 1976-09-08 LU LU75746A patent/LU75746A1/xx unknown
- 1976-10-12 GB GB42403/76A patent/GB1494980A/en not_active Expired
- 1976-10-14 AT AT764176A patent/AT348594B/de not_active IP Right Cessation
- 1976-10-19 IE IE2299/76A patent/IE43636B1/en unknown
- 1976-10-20 IL IL50735A patent/IL50735A/xx unknown
- 1976-10-21 CA CA263,908A patent/CA1078934A/en not_active Expired
- 1976-10-28 ZA ZA766467A patent/ZA766467B/xx unknown
- 1976-11-04 YU YU2708/76A patent/YU37248B/xx unknown
- 1976-11-15 US US05/741,848 patent/US4114118A/en not_active Expired - Lifetime
- 1976-11-18 FR FR7634724A patent/FR2333383A1/fr active Granted
- 1976-11-23 BR BR7607828A patent/BR7607828A/pt unknown
- 1976-11-24 CS CS767599A patent/CS195743B2/cs unknown
- 1976-11-24 DK DK529976A patent/DK144258C/da not_active IP Right Cessation
- 1976-11-25 IT IT29747/76A patent/IT1064421B/it active
- 1976-11-26 PT PT65895A patent/PT65895B/pt unknown
- 1976-11-26 HU HU76SI1552A patent/HU174512B/hu unknown
- 1976-11-26 ES ES453683A patent/ES453683A1/es not_active Expired
- 1976-11-26 BE BE172754A patent/BE848808A/xx unknown
- 1976-11-26 NL NLAANVRAGE7613247,A patent/NL170580C/xx not_active IP Right Cessation
- 1976-11-27 GR GR52278A patent/GR61162B/el unknown
- 1976-11-29 JP JP51143288A patent/JPS5828929B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES453683A1 (es) | 1977-11-16 |
JPS5267942A (en) | 1977-06-06 |
LU75746A1 (xx) | 1977-04-28 |
CH611091A5 (xx) | 1979-05-15 |
DE2553709A1 (de) | 1977-06-02 |
IT1064421B (it) | 1985-02-18 |
US4114118A (en) | 1978-09-12 |
JPS5828929B2 (ja) | 1983-06-18 |
DK144258B (da) | 1982-01-25 |
IE43636L (en) | 1977-05-28 |
ATA764176A (de) | 1978-07-15 |
IL50735A (en) | 1979-03-12 |
IL50735A0 (en) | 1976-12-31 |
AT348594B (de) | 1979-02-26 |
FR2333383A1 (fr) | 1977-06-24 |
NL170580C (nl) | 1982-11-16 |
GB1494980A (en) | 1977-12-14 |
PT65895A (de) | 1976-12-01 |
AU1914176A (en) | 1977-11-17 |
DE2553709C2 (de) | 1983-09-08 |
IE43636B1 (en) | 1981-04-22 |
ZA766467B (en) | 1977-10-26 |
CS195743B2 (en) | 1980-02-29 |
FR2333383B1 (xx) | 1979-07-27 |
GR61162B (en) | 1978-09-30 |
DK144258C (da) | 1982-06-28 |
YU37248B (en) | 1984-08-31 |
NL7613247A (nl) | 1977-06-01 |
DK529976A (da) | 1977-05-29 |
CA1078934A (en) | 1980-06-03 |
HU174512B (hu) | 1980-01-28 |
PT65895B (de) | 1978-05-18 |
BR7607828A (pt) | 1977-10-11 |
YU270876A (en) | 1983-04-27 |
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