CN1150729C - 高速上游调制解调器通信 - Google Patents

高速上游调制解调器通信 Download PDF

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Publication number
CN1150729C
CN1150729C CNB001081918A CN00108191A CN1150729C CN 1150729 C CN1150729 C CN 1150729C CN B001081918 A CNB001081918 A CN B001081918A CN 00108191 A CN00108191 A CN 00108191A CN 1150729 C CN1150729 C CN 1150729C
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CN
China
Prior art keywords
digital
analog
function
signal
demodulator
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 - Fee Related
Application number
CNB001081918A
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English (en)
Chinese (zh)
Other versions
CN1272727A (zh
Inventor
C・喔克 呢玛
呢玛
阿尼
C·喔克
姆塔扎
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Texas Instruments Inc
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Texas Instruments Inc
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Publication date
Application filed by Texas Instruments Inc filed Critical Texas Instruments Inc
Publication of CN1272727A publication Critical patent/CN1272727A/zh
Application granted granted Critical
Publication of CN1150729C publication Critical patent/CN1150729C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • 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
    • H04L25/03343—Arrangements at the transmitter end
    • 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
    • H04L25/4917—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 using multilevel codes
    • H04L25/4927—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 using multilevel codes using levels matched to the quantisation levels of the channel

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Telephonic Communication Services (AREA)
  • Analogue/Digital Conversion (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
CNB001081918A 1999-04-29 2000-04-28 高速上游调制解调器通信 Expired - Fee Related CN1150729C (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/301,712 1999-04-29
US09/301712 1999-04-29
US09/301,712 US6516025B1 (en) 1999-04-29 1999-04-29 High-speed upstream modem communication

Publications (2)

Publication Number Publication Date
CN1272727A CN1272727A (zh) 2000-11-08
CN1150729C true CN1150729C (zh) 2004-05-19

Family

ID=23164548

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB001081918A Expired - Fee Related CN1150729C (zh) 1999-04-29 2000-04-28 高速上游调制解调器通信

Country Status (6)

Country Link
US (1) US6516025B1 (US06516025-20030204-M00003.png)
EP (1) EP1049300B1 (US06516025-20030204-M00003.png)
JP (1) JP2000354078A (US06516025-20030204-M00003.png)
CN (1) CN1150729C (US06516025-20030204-M00003.png)
DE (1) DE60042769D1 (US06516025-20030204-M00003.png)
TW (1) TW476206B (US06516025-20030204-M00003.png)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
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US7020189B2 (en) * 1999-02-22 2006-03-28 Godigital Networks Corporation Method and apparatus for implementing digital filters in the data path of a PCM modem for efficient transition of a second analog-to-digital conversion process
US6414989B1 (en) 1999-09-10 2002-07-02 Conexant Systems, Inc. Upstream PCM transmission for a modem system
US6823023B1 (en) * 2000-01-31 2004-11-23 Intel Corporation Serial bus communication system
WO2002019541A2 (de) * 2000-08-28 2002-03-07 Siemens Aktiengesellschaft Verfahren sowie vorrichtung zur vorentzerrung von funkkanälen
DE10042203A1 (de) * 2000-08-28 2002-03-14 Siemens Ag Verfahren sowie Vorrichtung zur Vorentzerrung von Funkkanälen
US6914933B1 (en) * 2000-09-08 2005-07-05 Broadcom Corporation Method and apparatus to identify a remote communication apparatus and enhance communication performance based on the identification
US7349489B2 (en) * 2001-08-13 2008-03-25 Nokia Siemens Networks Gmbh & Co. Kg Pulse shaping filter with minimal intersymbol interference
AU2002217194A1 (en) * 2001-12-13 2003-06-23 Vdsl Systems Oy Equalization filter for digital subscriber wide bandwidth reception
DE10214908A1 (de) * 2002-04-04 2003-11-13 Infineon Technologies Ag Einrichtung und Verfahren zur geregelten Skalierung und Quantisierung von Soft-Output-Werten eines Entzerrers
US7362803B2 (en) * 2004-07-30 2008-04-22 Motorola, Inc. Method and system for interactive channel equalization
US7583725B1 (en) * 2005-06-22 2009-09-01 Xilinx, Inc. Dynamically reconfigurable adaptive communication device and system
EP1748357A1 (en) * 2005-07-27 2007-01-31 Agilent Technologies, Inc. Noise signal generation by mapping random words
US9025490B2 (en) * 2011-01-17 2015-05-05 Shahram Davari Network device
US8548097B1 (en) 2012-06-20 2013-10-01 MagnaCom Ltd. Coarse phase estimation for highly-spectrally-efficient communications
CN104769875B (zh) 2012-06-20 2018-07-06 安华高科技通用Ip(新加坡)公司 采用正交频分复用的高频谱效率传输
US9118519B2 (en) 2013-11-01 2015-08-25 MagnaCom Ltd. Reception of inter-symbol-correlated signals using symbol-by-symbol soft-output demodulator
US9130637B2 (en) 2014-01-21 2015-09-08 MagnaCom Ltd. Communication methods and systems for nonlinear multi-user environments
US9496900B2 (en) 2014-05-06 2016-11-15 MagnaCom Ltd. Signal acquisition in a multimode environment
US8891701B1 (en) 2014-06-06 2014-11-18 MagnaCom Ltd. Nonlinearity compensation for reception of OFDM signals
US9246523B1 (en) 2014-08-27 2016-01-26 MagnaCom Ltd. Transmitter signal shaping
US9191247B1 (en) 2014-12-09 2015-11-17 MagnaCom Ltd. High-performance sequence estimation system and method of operation
GB2541260B (en) 2015-04-29 2020-02-19 Carrier Corp System and method of data communication that compensates for wire characteristics
US10148363B2 (en) 2015-12-08 2018-12-04 Zte Corporation Iterative nonlinear compensation
US10148465B2 (en) * 2015-12-08 2018-12-04 Zte Corporation Training assisted joint equalization

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5528625A (en) * 1994-01-03 1996-06-18 At&T Corp. High speed quantization-level-sampling modem with equalization arrangement
US5710790A (en) * 1995-02-01 1998-01-20 Lucent Technologies Inc. Communication arrangement with improved echo and noise suppression in a channel containing quantization
US6198776B1 (en) * 1996-11-13 2001-03-06 Motorola Inc. Device and method for precoding data signals for PCM transmission
US6081555A (en) * 1996-12-04 2000-06-27 Conexant Systems, Inc. Methods and apparatus for implementing shell mapping techniques in the context of a PCM-based modem communications system
US5887027A (en) * 1997-12-24 1999-03-23 Lucent Technologies Inc. Method of upstream channel modeling for PCM modem
US6181752B1 (en) * 1997-12-29 2001-01-30 Motorola Inc. Device and method for detecting PCM upstream digital impairments in a communication network
EP1038379B1 (en) * 1997-12-29 2008-07-30 Motorola, Inc. Method and apparatus of selecting a constellation point, for each group of data bits to be transmitted by an analog pcm modem
US6151364A (en) * 1998-10-30 2000-11-21 Raychem Corporation Codec supporting PCM modem communications over a universal digital loop carrier

Also Published As

Publication number Publication date
TW476206B (en) 2002-02-11
JP2000354078A (ja) 2000-12-19
CN1272727A (zh) 2000-11-08
EP1049300A3 (en) 2003-10-22
US6516025B1 (en) 2003-02-04
DE60042769D1 (de) 2009-10-01
EP1049300B1 (en) 2009-08-19
EP1049300A2 (en) 2000-11-02

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GR01 Patent grant
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Granted publication date: 20040519

Termination date: 20160428