DE3504383A1 - Als abzweigschaltung ausgebildete filterstruktur - Google Patents
Als abzweigschaltung ausgebildete filterstrukturInfo
- Publication number
- DE3504383A1 DE3504383A1 DE19853504383 DE3504383A DE3504383A1 DE 3504383 A1 DE3504383 A1 DE 3504383A1 DE 19853504383 DE19853504383 DE 19853504383 DE 3504383 A DE3504383 A DE 3504383A DE 3504383 A1 DE3504383 A1 DE 3504383A1
- Authority
- DE
- Germany
- Prior art keywords
- quartz
- circuit
- crystals
- branch circuit
- series
- 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.)
- Granted
Links
- 239000013078 crystal Substances 0.000 claims abstract description 19
- 239000010453 quartz Substances 0.000 claims description 58
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 58
- 239000003990 capacitor Substances 0.000 claims description 29
- 230000000903 blocking effect Effects 0.000 description 14
- 238000013016 damping Methods 0.000 description 11
- 239000013256 coordination polymer Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000012360 testing method Methods 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
- H03H9/46—Filters
- H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
- H03H9/542—Filters comprising resonators of piezoelectric or electrostrictive material including passive elements
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Filters And Equalizers (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853504383 DE3504383A1 (de) | 1985-02-08 | 1985-02-08 | Als abzweigschaltung ausgebildete filterstruktur |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853504383 DE3504383A1 (de) | 1985-02-08 | 1985-02-08 | Als abzweigschaltung ausgebildete filterstruktur |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3504383A1 true DE3504383A1 (de) | 1986-08-14 |
| DE3504383C2 DE3504383C2 (enrdf_load_stackoverflow) | 1988-02-04 |
Family
ID=6262050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19853504383 Granted DE3504383A1 (de) | 1985-02-08 | 1985-02-08 | Als abzweigschaltung ausgebildete filterstruktur |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3504383A1 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1343250A1 (fr) | 2002-03-08 | 2003-09-10 | Thales | Filtre intégrateur à temps continu et à variation de phase minimale, modulateur Sigma-Delta passe bande utilisant un tel filtre |
-
1985
- 1985-02-08 DE DE19853504383 patent/DE3504383A1/de active Granted
Non-Patent Citations (1)
| Title |
|---|
| NICHTS-ERMITTELT * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1343250A1 (fr) | 2002-03-08 | 2003-09-10 | Thales | Filtre intégrateur à temps continu et à variation de phase minimale, modulateur Sigma-Delta passe bande utilisant un tel filtre |
| FR2837035A1 (fr) * | 2002-03-08 | 2003-09-12 | Thales Sa | Filtre integrateur a temps continu et a variation de phase minimale, modulateur sigma-delta passe bande utilisant un tel filtre |
| SG114603A1 (en) * | 2002-03-08 | 2005-09-28 | Thales Sa | Continuous-time integrating filter with minimum phase variation, and bandpass eo modulator using such a filter |
| US7136001B2 (en) | 2002-03-08 | 2006-11-14 | Thales | Continuous-time integrating filter with minimum phase variation, and bandpass ΣΔ modulator using such a filter |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3504383C2 (enrdf_load_stackoverflow) | 1988-02-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE102015119995B4 (de) | Filterschaltung mit zusätzlichen Polen außerhalb des Passbands | |
| DE3504383C2 (enrdf_load_stackoverflow) | ||
| DE102022115293B4 (de) | Hybridfilterschaltung und System mit Hybridfilterschaltung | |
| DE2001433B2 (de) | Bandpaßfilter | |
| DE102008056911B4 (de) | Impedanztransformierendes Diplexfilter zum Filtern von Signalen, Kernspintomograph und Herstellungsverfahren | |
| DE2314418C3 (de) | Spulenloses kanonisches Bandfilter | |
| DE3714349A1 (de) | Filterschaltung zweiter ordnung | |
| EP1151537B1 (de) | Verfahren zum entwurf einer filteranordnung | |
| DE4009076A1 (de) | Parametrisches filter | |
| EP0044909B1 (de) | Mehrfach-Abzweigeinrichtung für Hochfrequenzsignale | |
| EP1221253B1 (de) | Tiefpass für eine adsl-frequenzweiche | |
| DE2222783A1 (de) | Mit Gyratoren aufgebaute Transformatoren in integrierter Schaltungstechnik | |
| DE3734082C2 (de) | Abgestimmter Hochfrequenzkreis | |
| DE680436C (de) | Wellenfilter, insbesondere von erdunsymmetrischer Form, mit einem im Durchlass- und Sperrbereich konstanten und reellen Wellenwiderstand | |
| DE670723C (de) | Schaltungsanordnung zur Erzielung der Wirkung entdaempfter Schwingungskreise in Siebschaltung | |
| DE2314381C3 (de) | Als Abzweigschaltung ausgebildetes spulenloses Bandfilterglied | |
| DE452495C (de) | Kettenleiter | |
| DE1908719C (de) | Kristall Kammfilter | |
| DE859176C (de) | Entkopplungsanordnung bei mehrfachtraegerfrequenten Nachrichtenuebertragungssystemen | |
| DE2451653A1 (de) | Elektrisches sperrfilter | |
| DE635961C (de) | Wellensieb aus zwei oder mehr Teilfiltern | |
| DE4311088C1 (de) | Hochfrequenzsperrfilter für Niederspannungsnetze mit trägerfrequenter Nachrichtenübertragung | |
| DE2243787C3 (de) | Als Bandsperre wirksame Kreuzschaltung | |
| DE2500538A1 (de) | Filterschaltung mit kapazitaeten und beidseitig geerdeten gyratoren fuer geraete der nachrichtentechnik und elektronik | |
| DE2757460A1 (de) | Tiefpass- oder bandpassfilter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |