AT292785B - Schaltungsanordnung in aktiver rc-technik zur realisierung eines biquadratischen uebertragungsfaktors - Google Patents
Schaltungsanordnung in aktiver rc-technik zur realisierung eines biquadratischen uebertragungsfaktorsInfo
- Publication number
- AT292785B AT292785B AT937869A AT937869A AT292785B AT 292785 B AT292785 B AT 292785B AT 937869 A AT937869 A AT 937869A AT 937869 A AT937869 A AT 937869A AT 292785 B AT292785 B AT 292785B
- Authority
- AT
- Austria
- Prior art keywords
- biquadratic
- active
- technology
- circuit arrangement
- transmission factor
- Prior art date
Links
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 |
|---|---|
| AT292785B true AT292785B (de) | 1971-08-15 |
Family
ID=27179733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT937869A AT292785B (de) | 1968-12-13 | 1969-10-06 | 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 |
|---|---|
| DE1954543A1 (de) | 1970-07-09 |
| FR2029266A5 (enrdf_load_stackoverflow) | 1970-10-16 |
| GB1230496A (enrdf_load_stackoverflow) | 1971-05-05 |
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