NO154780C - Digital forsterker. - Google Patents

Digital forsterker.

Info

Publication number
NO154780C
NO154780C NO821784A NO821784A NO154780C NO 154780 C NO154780 C NO 154780C NO 821784 A NO821784 A NO 821784A NO 821784 A NO821784 A NO 821784A NO 154780 C NO154780 C NO 154780C
Authority
NO
Norway
Prior art keywords
signal
intersymbol interference
order
end crosstalk
output
Prior art date
Application number
NO821784A
Other languages
English (en)
Norwegian (no)
Other versions
NO154780B (no
NO821784L (no
Inventor
Richard John Catchpole
Peter John Dyke
Brian Stuart Farley
Harbhajan Singh Virdee
Original Assignee
Stc Plc
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 Stc Plc filed Critical Stc Plc
Publication of NO821784L publication Critical patent/NO821784L/no
Publication of NO154780B publication Critical patent/NO154780B/no
Publication of NO154780C publication Critical patent/NO154780C/no

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/62—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
    • H04B1/64—Volume compression or expansion arrangements
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Dc Digital Transmission (AREA)
  • Communication Control (AREA)
  • Amplifiers (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Optical Communication System (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Time-Division Multiplex Systems (AREA)
NO821784A 1981-06-04 1982-05-28 Digital forsterker. NO154780C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08117139A GB2101850B (en) 1981-06-04 1981-06-04 Digital transmission systems

Publications (3)

Publication Number Publication Date
NO821784L NO821784L (no) 1982-12-06
NO154780B NO154780B (no) 1986-09-08
NO154780C true NO154780C (no) 1986-12-17

Family

ID=10522275

Family Applications (1)

Application Number Title Priority Date Filing Date
NO821784A NO154780C (no) 1981-06-04 1982-05-28 Digital forsterker.

Country Status (13)

Country Link
US (1) US4484336A (de)
EP (1) EP0067027B1 (de)
JP (1) JPS57211843A (de)
KR (1) KR840001024A (de)
AT (1) ATE19448T1 (de)
AU (1) AU550099B2 (de)
BE (1) BE893406A (de)
DE (1) DE3270735D1 (de)
ES (1) ES512679A0 (de)
GB (1) GB2101850B (de)
MX (1) MX151293A (de)
NO (1) NO154780C (de)
NZ (1) NZ200824A (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4679227A (en) * 1985-05-20 1987-07-07 Telebit Corporation Ensemble modem structure for imperfect transmission media
US5157697A (en) * 1991-03-21 1992-10-20 Novatel Communications, Ltd. Receiver employing correlation technique for canceling cross-talk between in-phase and quadrature channels prior to decoding
US5400360A (en) * 1993-03-23 1995-03-21 Limitorque Corporation Repeater for a digital control system
US5608757A (en) * 1994-06-03 1997-03-04 Dsc Communications Corporation High speed transport system
US7236550B1 (en) * 2004-11-01 2007-06-26 Synopsys, Inc. Method and apparatus for tail cancellation equalization
KR100634263B1 (ko) 2005-07-01 2006-10-13 서울통신기술 주식회사 디지털 통신 시스템의 신호 처리 방법 및 그 장치

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3304508A (en) * 1964-05-14 1967-02-14 Ericsson Telefon Ab L M Level regenerating arrangement for transmission of bipolar signals
NL139150B (nl) * 1969-05-06 1973-06-15 Nederlanden Staat Bipolaire overdrager.
US3792356A (en) * 1971-12-27 1974-02-12 Ibm Receiver structure for equalization of partial-response coded data
IT988612B (it) * 1972-06-01 1975-04-30 Ibm Equilizzatore automatico provvi sto di mezzi per variare la ri sposta di un canale di ricezione usando il cosiddetto diagramma ad occhio quale parametro
DE2421784C3 (de) * 1974-05-06 1980-07-17 Siemens Ag, 1000 Berlin Und 8000 Muenchen Streckengerät für Übertragungsstrecken mit Koaxialkabeln zur Übertragung digitaler Signale
US4078157A (en) * 1976-10-18 1978-03-07 Gte Automatic Electric Laboratories Incorporated Method and apparatus for regenerating a modified duobinary signal

Also Published As

Publication number Publication date
ATE19448T1 (de) 1986-05-15
US4484336A (en) 1984-11-20
EP0067027A1 (de) 1982-12-15
NZ200824A (en) 1985-07-12
EP0067027B1 (de) 1986-04-23
GB2101850B (en) 1985-03-13
GB2101850A (en) 1983-01-19
AU550099B2 (en) 1986-03-06
KR840001024A (ko) 1984-03-26
NO154780B (no) 1986-09-08
AU8431882A (en) 1982-12-09
BE893406A (fr) 1982-12-06
DE3270735D1 (en) 1986-05-28
JPS57211843A (en) 1982-12-25
MX151293A (es) 1984-11-06
ES8308177A1 (es) 1983-08-16
ES512679A0 (es) 1983-08-16
NO821784L (no) 1982-12-06

Similar Documents

Publication Publication Date Title
Hullett et al. A feedback receive amplifier for optical transmission systems
CA2083589A1 (en) Adaptive feed-forward method and apparatus for amplifier noise reduction
GR3024103T3 (de)
WO1995028034A3 (en) Signal amplifier system with improved echo cancellation
NO154780C (no) Digital forsterker.
GB2254973A (en) An apparatus and method for varying a signal in a transmitter of a transceiver
DK0635178T3 (da) Fremgangsmåde til undgåelse af selvsving i forbindelse med ekkoundertrykkelse
ES8507745A1 (es) Un circuito de linea con compensacion de eco, y un metodo para su ajuste.
JPS57160207A (en) Voltage-controlled attenuator
SE8402056D0 (sv) Anordning for att utoka dynamikomradet i en integrerande optoelektrisk mottagare
ATE38602T1 (de) Regelbarer entzerrer.
JPS5769917A (en) Negative feedback amplifier
JPS5797737A (en) Nonlinear equalizer
JPS5665541A (en) Automatic equalizing system
JPS6016032A (ja) 適応型反響消去装置
GB1029988A (en) Arrangement to improve the signal-to-noise ratio on line systems with high noise level
GB803662A (en) A circuit for the simultaneous amplification of a frequency band and of a signal frequency outside the said band
JPS5568793A (en) Hearing aid
JPS5520036A (en) Pulse duration modulated negative feedback amplifier
GB1525592A (en) Line repeater amplifiers
JPS57162534A (en) Automatic gain control circuit
JPS54105924A (en) Color signal process circuit
GB524224A (en) Improvements in signal transmission systems
JPS562749A (en) Automatic equalizing system
JPS61194907A (ja) ２線式双方向音声増幅器