NL7210185A - - Google Patents
Info
- Publication number
- NL7210185A NL7210185A NL7210185A NL7210185A NL7210185A NL 7210185 A NL7210185 A NL 7210185A NL 7210185 A NL7210185 A NL 7210185A NL 7210185 A NL7210185 A NL 7210185A NL 7210185 A NL7210185 A NL 7210185A
- Authority
- NL
- Netherlands
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
- H03H11/04—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
- H03H11/1217—Frequency selective two-port networks using amplifiers with feedback using a plurality of operational amplifiers
- H03H11/1252—Two integrator-loop-filters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
- H04B3/14—Control of transmission; Equalising characterised by the equalising network used
- H04B3/141—Control of transmission; Equalising characterised by the equalising network used using multiequalisers, e.g. bump, cosine, Bode
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Networks Using Active Elements (AREA)
- Filters And Equalizers (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US16724271A | 1971-07-29 | 1971-07-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7210185A true NL7210185A (OSRAM) | 1973-01-31 |
Family
ID=22606539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7210185A NL7210185A (OSRAM) | 1971-07-29 | 1972-07-24 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3715680A (OSRAM) |
| AU (1) | AU476471B2 (OSRAM) |
| BE (1) | BE786756A (OSRAM) |
| CA (1) | CA944444A (OSRAM) |
| DE (1) | DE2236318A1 (OSRAM) |
| FR (1) | FR2147304B1 (OSRAM) |
| GB (1) | GB1395545A (OSRAM) |
| IT (1) | IT964774B (OSRAM) |
| NL (1) | NL7210185A (OSRAM) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1442163A (en) * | 1973-10-01 | 1976-07-07 | Post Office | Arrangement for simulating inductance and filter networks incorpo rating such improvements |
| GB1547362A (en) * | 1975-03-24 | 1979-06-13 | Post Office | Active amplitude equalizers |
| US4424499A (en) | 1980-02-11 | 1984-01-03 | Reliance Electric Company | Equalizer circuit for a repeater |
| NL8401370A (nl) * | 1984-05-01 | 1985-12-02 | Philips Nv | Filterschakeling. |
| DE4325790C1 (de) * | 1993-07-31 | 1995-04-27 | Pko Osmo Telcom Gmbh | Entzerrer |
| DE19837574A1 (de) * | 1998-08-19 | 2000-02-24 | Philips Corp Intellectual Pty | Aktive elektronische Filterschaltung |
-
1971
- 1971-07-29 US US00167242A patent/US3715680A/en not_active Expired - Lifetime
-
1972
- 1972-03-02 CA CA136,068A patent/CA944444A/en not_active Expired
- 1972-07-24 IT IT69405/72A patent/IT964774B/it active
- 1972-07-24 NL NL7210185A patent/NL7210185A/xx not_active Application Discontinuation
- 1972-07-25 AU AU44948/72A patent/AU476471B2/en not_active Expired
- 1972-07-25 DE DE2236318A patent/DE2236318A1/de not_active Withdrawn
- 1972-07-26 BE BE786756A patent/BE786756A/xx unknown
- 1972-07-27 GB GB3506772A patent/GB1395545A/en not_active Expired
- 1972-07-28 FR FR7227338A patent/FR2147304B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE786756A (fr) | 1972-11-16 |
| AU476471B2 (en) | 1976-09-23 |
| FR2147304A1 (OSRAM) | 1973-03-09 |
| FR2147304B1 (OSRAM) | 1980-03-21 |
| AU4494872A (en) | 1974-01-31 |
| IT964774B (it) | 1974-01-31 |
| DE2236318A1 (de) | 1973-02-08 |
| CA944444A (en) | 1974-03-26 |
| GB1395545A (en) | 1975-05-29 |
| US3715680A (en) | 1973-02-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| BV | The patent application has lapsed |