DK398580A - Transversalt kompenseringselement - Google Patents

Transversalt kompenseringselement

Info

Publication number
DK398580A
DK398580A DK398580A DK398580A DK398580A DK 398580 A DK398580 A DK 398580A DK 398580 A DK398580 A DK 398580A DK 398580 A DK398580 A DK 398580A DK 398580 A DK398580 A DK 398580A
Authority
DK
Denmark
Prior art keywords
equalizer
tap
additional
stage
accumulator
Prior art date
Application number
DK398580A
Other languages
English (en)
Other versions
DK149360B (da
DK149360C (da
Inventor
C P Ash
Original Assignee
Plessey Overseas
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 Plessey Overseas filed Critical Plessey Overseas
Publication of DK398580A publication Critical patent/DK398580A/da
Publication of DK149360B publication Critical patent/DK149360B/da
Application granted granted Critical
Publication of DK149360C publication Critical patent/DK149360C/da

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H15/00—Transversal filters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/06—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
    • H04L25/061—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing hard decisions only; arrangements for tracking or suppressing unwanted low frequency components, e.g. removal of dc offset

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Amplifiers (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Dc Digital Transmission (AREA)
  • Inorganic Insulating Materials (AREA)
  • Circuits Of Receivers In General (AREA)
  • Networks Using Active Elements (AREA)
  • Optical Communication System (AREA)
  • Stereophonic System (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
DK398580A 1979-09-19 1980-09-19 Adaptivt, transversalt kompenseringselement DK149360C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7932403 1979-09-19
GB7932403 1979-09-19

Publications (3)

Publication Number Publication Date
DK398580A true DK398580A (da) 1981-03-20
DK149360B DK149360B (da) 1986-05-12
DK149360C DK149360C (da) 1987-01-19

Family

ID=10507922

Family Applications (1)

Application Number Title Priority Date Filing Date
DK398580A DK149360C (da) 1979-09-19 1980-09-19 Adaptivt, transversalt kompenseringselement

Country Status (16)

Country Link
US (1) US4347615A (da)
EP (1) EP0026065B1 (da)
JP (1) JPS5654116A (da)
KR (1) KR830002467B1 (da)
AT (1) ATE5556T1 (da)
AU (1) AU532416B2 (da)
CA (1) CA1148224A (da)
DE (1) DE3065833D1 (da)
DK (1) DK149360C (da)
ES (1) ES8105909A1 (da)
HK (1) HK77384A (da)
IE (1) IE50794B1 (da)
NO (1) NO148168C (da)
PT (1) PT71796B (da)
SG (1) SG43884G (da)
ZA (1) ZA805543B (da)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2159376B (en) * 1984-05-22 1987-08-26 Emi Ltd An echo cancelling system
GB8423017D0 (en) * 1984-09-12 1984-10-17 Plessey Co Plc Echo canceller
AR241298A1 (es) * 1985-10-03 1992-04-30 Siemens Ag Ecualizador transversal adaptivo .
US4726036A (en) * 1987-03-26 1988-02-16 Unisys Corporation Digital adaptive filter for a high throughput digital adaptive processor
JPH01295529A (ja) * 1988-05-23 1989-11-29 Nec Corp 切り替え式クロックを有する集積回路
US4964118A (en) * 1988-10-24 1990-10-16 Northern Telecom Limited Apparatus and method for echo cancellation
JPH0453309A (ja) * 1990-06-21 1992-02-20 Nec Home Electron Ltd クロック切換回路
US5493343A (en) * 1994-12-28 1996-02-20 Thomson Consumer Electronics, Inc. Compensation for truncation error in a digital video signal decoder
AU2002364572A1 (en) * 2001-12-18 2003-07-09 Globespan Virata Incorporated System and method for rate enhanced shdsl

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH505510A (de) * 1969-08-29 1971-03-31 Patelhold Patentverwertung Verfahren zur Mitübertragung der tiefen Signalfrequenzkomponenten eines Nachrichtensignals
US3597541A (en) * 1969-12-23 1971-08-03 Sylvania Electric Prod Decision-directed adapted equalizer circuit
GB1508995A (en) * 1974-05-17 1978-04-26 Post Office Digital data transmission systems
US3949206A (en) * 1974-12-17 1976-04-06 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Filtering device
JPS5182548A (en) * 1974-12-27 1976-07-20 Fujitsu Ltd Jidotokaki
US3992616A (en) * 1975-06-24 1976-11-16 Honeywell Inc. Receiver equalizer apparatus

Also Published As

Publication number Publication date
JPS6335127B2 (da) 1988-07-13
ATE5556T1 (de) 1983-12-15
IE50794B1 (en) 1986-07-23
DE3065833D1 (en) 1984-01-12
NO148168B (no) 1983-05-09
KR830003980A (ko) 1983-06-30
ES495155A0 (es) 1981-06-16
JPS5654116A (en) 1981-05-14
EP0026065B1 (en) 1983-12-07
US4347615A (en) 1982-08-31
ZA805543B (en) 1981-09-30
EP0026065A1 (en) 1981-04-01
SG43884G (en) 1985-09-13
PT71796B (en) 1981-07-02
HK77384A (en) 1984-10-19
NO802685L (no) 1981-03-20
ES8105909A1 (es) 1981-06-16
AU532416B2 (en) 1983-09-29
IE801956L (en) 1981-03-19
PT71796A (en) 1980-10-01
KR830002467B1 (ko) 1983-10-26
DK149360B (da) 1986-05-12
AU6203980A (en) 1981-03-26
DK149360C (da) 1987-01-19
CA1148224A (en) 1983-06-14
NO148168C (no) 1983-08-17

Similar Documents

Publication Publication Date Title
DK398580A (da) Transversalt kompenseringselement
ES8306270A1 (es) "una disposicion de estabilizador de corriente electrica".
EP0021317A2 (en) Adaptive filter with TAP coefficient leakage
EP0121557B1 (en) Adaptive filter including controlled tap gain coefficient drift
AU566962B2 (en) Echo cancellor
US5627746A (en) Low cost controller
GB2029176B (en) Circuit for checking and controlling the coefficients of an analogue adaptive equalizer
US3601633A (en) Precision multiplier and dc to ac converter
JPS5724113A (en) Digital filter device
JPS5570125A (en) Automatic equalizer
JPS5797737A (en) Nonlinear equalizer
JPS5684015A (en) Correcting device for transmission frequency characteristic
JPS5565976A (en) Toner concentration control unit of recorder
JPS55166717A (en) Control power unit
GB2071468A (en) Improvements in or relating to transversal equalisers
JPS56152318A (en) Adaptive equalizer
ES243630U (es) Amplificador compensador de impedencia.
WO1994001810A9 (en) Low cost controller
JPS57140040A (en) Echo canceller
WO1994001810A1 (en) Low cost controller
DE3472344D1 (en) Delay equalizer with continuously or stepwise adjustable delay characteristics
JPS5684514A (en) Temperature compensating circuit
JPS5694202A (en) Eddy current-system range finder

Legal Events

Date Code Title Description
PBP Patent lapsed