DE3504383C2 - - Google Patents
Info
- Publication number
- DE3504383C2 DE3504383C2 DE19853504383 DE3504383A DE3504383C2 DE 3504383 C2 DE3504383 C2 DE 3504383C2 DE 19853504383 DE19853504383 DE 19853504383 DE 3504383 A DE3504383 A DE 3504383A DE 3504383 C2 DE3504383 C2 DE 3504383C2
- Authority
- DE
- Germany
- Prior art keywords
- quartz
- circuit
- series
- branch circuit
- capacitor
- 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
- 239000010453 quartz Substances 0.000 claims description 68
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 68
- 239000003990 capacitor Substances 0.000 claims description 30
- 239000013078 crystal Substances 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 description 11
- 238000013016 damping Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction 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
- 230000033228 biological regulation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010606 normalization Methods 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 devices; 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 DE3504383A1 (de) | 1986-08-14 |
| DE3504383C2 true DE3504383C2 (xx) | 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 (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2837035B1 (fr) * | 2002-03-08 | 2005-04-08 | Thales Sa | Filtre integrateur a temps continu et a variation de phase minimale, modulateur sigma-delta passe bande utilisant un tel filtre |
-
1985
- 1985-02-08 DE DE19853504383 patent/DE3504383A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3504383A1 (de) | 1986-08-14 |
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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 |