AT348593B - Aktives rc-filter mit biquadratischer uebertragungsfunktion - Google Patents

Aktives rc-filter mit biquadratischer uebertragungsfunktion

Info

Publication number
AT348593B
AT348593B AT213276A AT213276A AT348593B AT 348593 B AT348593 B AT 348593B AT 213276 A AT213276 A AT 213276A AT 213276 A AT213276 A AT 213276A AT 348593 B AT348593 B AT 348593B
Authority
AT
Austria
Prior art keywords
filter
active
transfer function
square transfer
square
Prior art date
Application number
AT213276A
Other languages
English (en)
Other versions
ATA213276A (de
Original Assignee
Post Office
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Post Office filed Critical Post Office
Publication of ATA213276A publication Critical patent/ATA213276A/de
Application granted granted Critical
Publication of AT348593B publication Critical patent/AT348593B/de

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)
AT213276A 1975-03-24 1976-03-23 Aktives rc-filter mit biquadratischer uebertragungsfunktion AT348593B (de)

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
ATA213276A ATA213276A (de) 1978-07-15
AT348593B true AT348593B (de) 1979-02-26

Family

ID=10001462

Family Applications (1)

Application Number Title Priority Date Filing Date
AT213276A AT348593B (de) 1975-03-24 1976-03-23 Aktives rc-filter mit biquadratischer uebertragungsfunktion

Country Status (9)

Country Link
US (1) US4012704A (de)
AT (1) AT348593B (de)
CA (1) CA1046598A (de)
DE (1) DE2612555C2 (de)
DK (1) DK147746C (de)
FR (1) FR2305897A1 (de)
GB (1) GB1547362A (de)
NL (1) NL7603011A (de)
SE (1) SE405665B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
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 (de) * 2009-12-23 2013-04-24 STMicroelectronics Design and Application S.R.O. Antriebsverstärker für kapazitive Lasten
FR3149731B1 (fr) 2023-06-12 2025-04-25 Psa Automobiles Sa Dispositif robotisé de charge par induction des batteries d’un véhicule automobile à motorisation électrique ou hybride

Family Cites Families (4)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
SE405665B (sv) 1978-12-18
DE2612555A1 (de) 1976-10-07
DK147746C (da) 1985-07-15
ATA213276A (de) 1978-07-15
GB1547362A (en) 1979-06-13
SE7603607L (sv) 1976-09-25
US4012704A (en) 1977-03-15
FR2305897B1 (de) 1982-01-29
NL7603011A (nl) 1976-09-28
DK147746B (da) 1984-11-26
DK130576A (da) 1976-09-25
CA1046598A (en) 1979-01-16
FR2305897A1 (fr) 1976-10-22
DE2612555C2 (de) 1985-08-08

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties