DE1954543A1 - Schaltungsanordnung in aktiver RC-Technik zur Realisierung eines biquadratischen UEbertragungsfaktors - Google Patents
Schaltungsanordnung in aktiver RC-Technik zur Realisierung eines biquadratischen UEbertragungsfaktorsInfo
- Publication number
- DE1954543A1 DE1954543A1 DE19691954543 DE1954543A DE1954543A1 DE 1954543 A1 DE1954543 A1 DE 1954543A1 DE 19691954543 DE19691954543 DE 19691954543 DE 1954543 A DE1954543 A DE 1954543A DE 1954543 A1 DE1954543 A1 DE 1954543A1
- Authority
- DE
- Germany
- Prior art keywords
- circuit arrangement
- amplifier
- input
- capacitors
- inverting
- 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.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 title description 6
- 239000003990 capacitor Substances 0.000 claims description 41
- 108010074506 Transfer Factor Proteins 0.000 claims description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- 229910052742 iron Inorganic materials 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 238000012546 transfer Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 101001041541 Romalea microptera RO-1 Proteins 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009918 complex formation Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/02—Multiple-port networks
- H03H11/16—Networks for phase shifting
- H03H11/18—Two-port phase shifters providing a predetermined phase shift, e.g. "all-pass" filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/02—Multiple-port networks
- H03H11/04—Frequency selective two-port networks
- H03H11/12—Frequency selective two-port networks using amplifiers with feedback
- H03H11/1217—Frequency selective two-port networks using amplifiers with feedback using a plurality of operational amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/02—Multiple-port networks
- H03H11/04—Frequency selective two-port networks
- H03H11/12—Frequency selective two-port networks using amplifiers with feedback
- H03H11/126—Frequency selective two-port networks using amplifiers with feedback using a single operational amplifier
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/02—Multiple-port networks
- H03H11/04—Frequency selective two-port networks
- H03H11/12—Frequency selective two-port networks using amplifiers with feedback
- H03H11/1295—Parallel-T filters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
- H04B3/06—Control of transmission; Equalising by the transmitted signal
- H04B3/08—Control of transmission; Equalising by the transmitted signal in negative-feedback path of line amplifier
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
- Networks Using Active Elements (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD13666268 | 1968-12-13 | ||
| FR6901087A FR2029266A5 (enrdf_load_stackoverflow) | 1968-12-13 | 1969-01-22 | |
| GB2174469 | 1969-04-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1954543A1 true DE1954543A1 (de) | 1970-07-09 |
Family
ID=27179733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19691954543 Pending DE1954543A1 (de) | 1968-12-13 | 1969-10-30 | Schaltungsanordnung in aktiver RC-Technik zur Realisierung eines biquadratischen UEbertragungsfaktors |
Country Status (4)
| Country | Link |
|---|---|
| AT (1) | AT292785B (enrdf_load_stackoverflow) |
| DE (1) | DE1954543A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2029266A5 (enrdf_load_stackoverflow) |
| GB (1) | GB1230496A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4553103A (en) * | 1982-06-29 | 1985-11-12 | British Telecommunications | RC-Active filters |
-
1969
- 1969-01-22 FR FR6901087A patent/FR2029266A5/fr not_active Expired
- 1969-04-29 GB GB1230496D patent/GB1230496A/en not_active Expired
- 1969-10-06 AT AT937869A patent/AT292785B/de active
- 1969-10-30 DE DE19691954543 patent/DE1954543A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2029266A5 (enrdf_load_stackoverflow) | 1970-10-16 |
| GB1230496A (enrdf_load_stackoverflow) | 1971-05-05 |
| AT292785B (de) | 1971-08-15 |
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