DE2612555C2 - Aktives RC-Filter - Google Patents
Aktives RC-FilterInfo
- Publication number
- DE2612555C2 DE2612555C2 DE2612555A DE2612555A DE2612555C2 DE 2612555 C2 DE2612555 C2 DE 2612555C2 DE 2612555 A DE2612555 A DE 2612555A DE 2612555 A DE2612555 A DE 2612555A DE 2612555 C2 DE2612555 C2 DE 2612555C2
- Authority
- DE
- Germany
- Prior art keywords
- resistor
- connection point
- output
- operational amplifier
- equalizer
- 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
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
-
- 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
- H04B3/143—Control of transmission; Equalising characterised by the equalising network used using amplitude-frequency equalisers
- H04B3/145—Control of transmission; Equalising characterised by the equalising network used using amplitude-frequency equalisers variable equalisers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Networks Using Active Elements (AREA)
- Filters And Equalizers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB12269/75A GB1547362A (en) | 1975-03-24 | 1975-03-24 | Active amplitude equalizers |
Publications (2)
Publication Number | Publication Date |
---|---|
DE2612555A1 DE2612555A1 (de) | 1976-10-07 |
DE2612555C2 true DE2612555C2 (de) | 1985-08-08 |
Family
ID=10001462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2612555A Expired DE2612555C2 (de) | 1975-03-24 | 1976-03-24 | Aktives RC-Filter |
Country Status (9)
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4217562A (en) * | 1977-09-07 | 1980-08-12 | The Post Office | Equalizer networks providing a bump shaped response |
DE3227239A1 (de) * | 1982-07-21 | 1984-01-26 | Siemens AG, 1000 Berlin und 8000 München | Regelbarer entzerrer |
JPS59194124A (ja) * | 1983-04-15 | 1984-11-02 | Hitachi Ltd | スラスト軸受 |
US5197102A (en) * | 1991-01-14 | 1993-03-23 | Peavey Electronics Corporation | Audio power amplifier system with frequency selective damping factor controls |
US5754668A (en) * | 1994-11-08 | 1998-05-19 | Rohm Co., Ltd. | Equalizer and audio device using the same |
US5977865A (en) * | 1997-06-12 | 1999-11-02 | Microsoft Corporation | Bit encoding in home control systems |
US6400221B2 (en) | 2000-06-29 | 2002-06-04 | Peavey Electronics Corporation | Audio amplifier system with discrete digital frequency selective damping factor controls |
EP2341616B1 (en) * | 2009-12-23 | 2013-04-24 | STMicroelectronics Design and Application S.R.O. | Capacitive load driving amplifier |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3715680A (en) * | 1971-07-29 | 1973-02-06 | Bell Telephone Labor Inc | Active rc loss equalizer |
US3818359A (en) * | 1972-11-29 | 1974-06-18 | Hekimian Laboratories Inc | Line equalizer circuit employing active gyrator |
GB1442163A (en) * | 1973-10-01 | 1976-07-07 | Post Office | Arrangement for simulating inductance and filter networks incorpo rating such improvements |
US3940709A (en) * | 1974-12-19 | 1976-02-24 | Ampex Corporation | Equalization circuit |
-
1975
- 1975-03-24 GB GB12269/75A patent/GB1547362A/en not_active Expired
-
1976
- 1976-03-22 US US05/668,988 patent/US4012704A/en not_active Expired - Lifetime
- 1976-03-23 AT AT213276A patent/AT348593B/de not_active IP Right Cessation
- 1976-03-23 CA CA248,873A patent/CA1046598A/en not_active Expired
- 1976-03-23 NL NL7603011A patent/NL7603011A/xx not_active Application Discontinuation
- 1976-03-24 SE SE7603607A patent/SE405665B/xx unknown
- 1976-03-24 FR FR7608500A patent/FR2305897A1/fr active Granted
- 1976-03-24 DE DE2612555A patent/DE2612555C2/de not_active Expired
- 1976-03-24 DK DK130576A patent/DK147746C/da not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE2612555A1 (de) | 1976-10-07 |
DK147746B (da) | 1984-11-26 |
CA1046598A (en) | 1979-01-16 |
DK147746C (da) | 1985-07-15 |
US4012704A (en) | 1977-03-15 |
GB1547362A (en) | 1979-06-13 |
AT348593B (de) | 1979-02-26 |
SE7603607L (sv) | 1976-09-25 |
ATA213276A (de) | 1978-07-15 |
SE405665B (sv) | 1978-12-18 |
FR2305897B1 (US20050065096A1-20050324-C00034.png) | 1982-01-29 |
NL7603011A (nl) | 1976-09-28 |
FR2305897A1 (fr) | 1976-10-22 |
DK130576A (da) | 1976-09-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OF | Willingness to grant licences before publication of examined application | ||
8110 | Request for examination paragraph 44 | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |