DE60024404D1 - Verfahren und Vorrichtung zur Vorverzerrung eines digitalen Signales - Google Patents

Verfahren und Vorrichtung zur Vorverzerrung eines digitalen Signales

Info

Publication number
DE60024404D1
DE60024404D1 DE60024404T DE60024404T DE60024404D1 DE 60024404 D1 DE60024404 D1 DE 60024404D1 DE 60024404 T DE60024404 T DE 60024404T DE 60024404 T DE60024404 T DE 60024404T DE 60024404 D1 DE60024404 D1 DE 60024404D1
Authority
DE
Germany
Prior art keywords
predistorting
digital signal
digital
signal
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 - Lifetime
Application number
DE60024404T
Other languages
English (en)
Other versions
DE60024404T2 (de
Inventor
Mats Hedberg
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of DE60024404D1 publication Critical patent/DE60024404D1/de
Application granted granted Critical
Publication of DE60024404T2 publication Critical patent/DE60024404T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/497—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems by correlative coding, e.g. partial response coding or echo modulation coding transmitters and receivers for partial response systems
    • 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
    • H04L25/0262—Arrangements for detecting the data rate of an incoming signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Dc Digital Transmission (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Amplifiers (AREA)
  • Pulse Circuits (AREA)
DE60024404T 2000-02-02 2000-02-02 Verfahren und Vorrichtung zur Vorverzerrung eines digitalen Signales Expired - Lifetime DE60024404T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00101675A EP1122921B1 (de) 2000-02-02 2000-02-02 Verfahren und Vorrichtung zur Vorverzerrung eines digitalen Signales

Publications (2)

Publication Number Publication Date
DE60024404D1 true DE60024404D1 (de) 2006-01-05
DE60024404T2 DE60024404T2 (de) 2006-08-03

Family

ID=8167711

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60024404T Expired - Lifetime DE60024404T2 (de) 2000-02-02 2000-02-02 Verfahren und Vorrichtung zur Vorverzerrung eines digitalen Signales

Country Status (5)

Country Link
US (1) US6665351B2 (de)
EP (1) EP1122921B1 (de)
JP (1) JP4671381B2 (de)
DE (1) DE60024404T2 (de)
TW (1) TW548926B (de)

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US7613401B2 (en) * 2002-12-03 2009-11-03 Finisar Corporation Optical FM source based on intra-cavity phase and amplitude modulation in lasers
US7907648B2 (en) * 2002-12-03 2011-03-15 Finisar Corporation Optical FM source based on intra-cavity phase and amplitude modulation in lasers
US7860404B2 (en) * 2002-12-03 2010-12-28 Finisar Corporation Optical FM source based on intra-cavity phase and amplitude modulation in lasers
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US7480464B2 (en) * 2002-12-03 2009-01-20 Finisar Corporation Widely tunable, dispersion tolerant transmitter
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US7809280B2 (en) * 2002-12-03 2010-10-05 Finisar Corporation Chirp-managed, electroabsorption-modulated laser
US7609977B2 (en) * 2002-12-03 2009-10-27 Finisar Corporation Optical transmission using semiconductor optical amplifier (SOA)
US7813648B2 (en) * 2002-12-03 2010-10-12 Finisar Corporation Method and apparatus for compensating for fiber nonlinearity in a transmission system
US7630425B2 (en) * 2003-02-25 2009-12-08 Finisar Corporation Optical beam steering for tunable laser applications
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US7720170B2 (en) * 2005-12-13 2010-05-18 Awq Consulting Inc. Low emission signal generator and distributor system
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US7782128B2 (en) 2006-07-28 2010-08-24 Mstar Semiconductor, Inc. Sign detection device and associated method
US7667980B2 (en) 2006-10-10 2010-02-23 International Business Machines Corporation Printed circuit boards for countering signal distortion
US7697186B2 (en) * 2006-10-24 2010-04-13 Finisar Corporation Spectral response modification via spatial filtering with optical fiber
WO2008080171A1 (en) 2006-12-22 2008-07-03 Finisar Corporation Optical transmitter having a widely tunable directly modulated laser and periodic optical spectrum reshaping element
US7941057B2 (en) 2006-12-28 2011-05-10 Finisar Corporation Integral phase rule for reducing dispersion errors in an adiabatically chirped amplitude modulated signal
US8131157B2 (en) * 2007-01-22 2012-03-06 Finisar Corporation Method and apparatus for generating signals with increased dispersion tolerance using a directly modulated laser transmitter
WO2008097928A1 (en) 2007-02-02 2008-08-14 Finisar Corporation Temperature stabilizing packaging for optoelectronic components in a transmitter module
US7991291B2 (en) 2007-02-08 2011-08-02 Finisar Corporation WDM PON based on DML
US8027593B2 (en) 2007-02-08 2011-09-27 Finisar Corporation Slow chirp compensation for enhanced signal bandwidth and transmission performances in directly modulated lasers
US8228096B2 (en) * 2007-03-02 2012-07-24 Kawasaki Microelectronics, Inc. Circuit and method for current-mode output driver with pre-emphasis
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US7991297B2 (en) * 2007-04-06 2011-08-02 Finisar Corporation Chirped laser with passive filter element for differential phase shift keying generation
US8204386B2 (en) * 2007-04-06 2012-06-19 Finisar Corporation Chirped laser with passive filter element for differential phase shift keying generation
US7760777B2 (en) * 2007-04-13 2010-07-20 Finisar Corporation DBR laser with improved thermal tuning efficiency
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US7869473B2 (en) * 2008-03-21 2011-01-11 Finisar Corporation Directly modulated laser with isolated modulated gain electrode for improved frequency modulation
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US20100027607A1 (en) * 2008-06-10 2010-02-04 Tad Kwasniewski Apparatus for time-domain pre-emphasis and time-domain equalization and associated methods
US8199785B2 (en) 2009-06-30 2012-06-12 Finisar Corporation Thermal chirp compensation in a chirp managed laser
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JP5410454B2 (ja) * 2011-01-06 2014-02-05 アンリツ株式会社 パルスパターン発生装置及び該装置を用いた誤り率測定システム並びにパルスパターン発生方法
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Also Published As

Publication number Publication date
US20010010712A1 (en) 2001-08-02
JP2001267972A (ja) 2001-09-28
EP1122921B1 (de) 2005-11-30
EP1122921A1 (de) 2001-08-08
US6665351B2 (en) 2003-12-16
JP4671381B2 (ja) 2011-04-13
DE60024404T2 (de) 2006-08-03
TW548926B (en) 2003-08-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition