JP4315478B2 - データ通信システムにおいてデータを割り当てる方法 - Google Patents

データ通信システムにおいてデータを割り当てる方法 Download PDF

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Publication number
JP4315478B2
JP4315478B2 JP15921597A JP15921597A JP4315478B2 JP 4315478 B2 JP4315478 B2 JP 4315478B2 JP 15921597 A JP15921597 A JP 15921597A JP 15921597 A JP15921597 A JP 15921597A JP 4315478 B2 JP4315478 B2 JP 4315478B2
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signal
bins
bin
noise
data
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Expired - Lifetime
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JP15921597A
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English (en)
Japanese (ja)
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JPH10155031A (ja
JPH10155031A5 (https=
Inventor
ハワード・イー・レビン
ジェフリー・ピー・グリーソン
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NXP USA Inc
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NXP USA Inc
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
    • H04L5/0046—Determination of the number of bits transmitted on different sub-channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058—Allocation criteria
    • H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Noise Elimination (AREA)
  • Telephonic Communication Services (AREA)
  • Communication Control (AREA)
  • Dc Digital Transmission (AREA)
JP15921597A 1996-06-07 1997-06-02 データ通信システムにおいてデータを割り当てる方法 Expired - Lifetime JP4315478B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US660380 1996-06-07
US08/660,380 US5852633A (en) 1996-06-07 1996-06-07 Method for allocating data in a data communication system

Publications (3)

Publication Number Publication Date
JPH10155031A JPH10155031A (ja) 1998-06-09
JPH10155031A5 JPH10155031A5 (https=) 2005-04-07
JP4315478B2 true JP4315478B2 (ja) 2009-08-19

Family

ID=24649309

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Application Number Title Priority Date Filing Date
JP15921597A Expired - Lifetime JP4315478B2 (ja) 1996-06-07 1997-06-02 データ通信システムにおいてデータを割り当てる方法

Country Status (3)

Country Link
US (1) US5852633A (https=)
EP (1) EP0812087A3 (https=)
JP (1) JP4315478B2 (https=)

Families Citing this family (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5852655A (en) 1996-03-29 1998-12-22 Cisco Systems, Inc. Communication server apparatus having distributed switching and method
US6385203B2 (en) * 1996-03-29 2002-05-07 Cisco Technology, Inc. Communication server apparatus and method
US6160843A (en) * 1996-03-29 2000-12-12 Cisco Technology, Inc. Communication server apparatus providing XDSL services and method
US6044107A (en) * 1996-05-09 2000-03-28 Texas Instruments Incorporated Method for interoperability of a T1E1.4 compliant ADSL modem and a simpler modem
US6798735B1 (en) 1996-06-12 2004-09-28 Aware, Inc. Adaptive allocation for variable bandwidth multicarrier communication
US6072779A (en) * 1997-06-12 2000-06-06 Aware, Inc. Adaptive allocation for variable bandwidth multicarrier communication
US6163599A (en) 1997-03-20 2000-12-19 Cisco Technology, Inc. Communication server apparatus and method
US6647058B1 (en) * 1997-06-23 2003-11-11 Paradyne Corporation Performance customization system and process for optimizing XDSL performance
US6005893A (en) * 1997-09-23 1999-12-21 Telefonaktiebolaget Lm Ericsson Reduced complexity bit allocation to subchannels in a multi-carrier, high speed data transmission system
US6130882A (en) 1997-09-25 2000-10-10 Motorola, Inc. Method and apparatus for configuring a communication system
ATE521152T1 (de) * 1997-10-10 2011-09-15 Daphimo Co B V Llc Mehrträgermodem ohne splitter
US20030026282A1 (en) * 1998-01-16 2003-02-06 Aware, Inc. Splitterless multicarrier modem
KR100640320B1 (ko) * 1997-10-10 2006-10-31 어웨어, 인크. 스플리터없는 멀티캐리어 모뎀
US6122247A (en) * 1997-11-24 2000-09-19 Motorola Inc. Method for reallocating data in a discrete multi-tone communication system
US6459678B1 (en) 1997-12-05 2002-10-01 Globespan Semiconductor, Inc. System and method for providing near optimal bit loading in a discrete multi-tone modulation system
US6075821A (en) * 1997-12-16 2000-06-13 Integrated Telecom Express Method of configuring and dynamically adapting data and energy parameters in a multi-channel communications system
US6128348A (en) * 1997-12-16 2000-10-03 Integrated Telecom Express Method for configuring data and energy parameters in a multi-channel communications system
US6084917A (en) * 1997-12-16 2000-07-04 Integrated Telecom Express Circuit for configuring and dynamically adapting data and energy parameters in a multi-channel communications system
US6094459A (en) * 1997-12-16 2000-07-25 Integrated Telecom Express Circuit for configuring data and energy parameters in a multi-channel communications system
US6084906A (en) * 1997-12-17 2000-07-04 Integrated Telecom Express ADSL transceiver implemented with associated bit and energy loading integrated circuit
JP2000013343A (ja) * 1998-04-08 2000-01-14 Fujitsu Ltd 加入者線用伝送方法
JP3186693B2 (ja) * 1998-04-24 2001-07-11 三菱電機株式会社 データ通信装置
JP3380851B2 (ja) * 1998-05-06 2003-02-24 三菱電機株式会社 ディスクリートマルチトーン通信システム、そのデータ通信装置およびディスクリートマルチトーン通信方法
CA2867539C (en) 1998-06-26 2017-03-14 Tq Delta, Llc Multicarrier communication with variable overhead rate
EP1453267A3 (en) * 1998-11-25 2005-07-20 Aware, Inc. Bit allocation among carriers in multicarrier communications
EP2264932A2 (en) * 1998-11-25 2010-12-22 Aware, Inc. Bit allocation among carriers in multicarrier communications
US6870888B1 (en) 1998-11-25 2005-03-22 Aware, Inc. Bit allocation among carriers in multicarrier communications
US6310909B1 (en) 1998-12-23 2001-10-30 Broadcom Corporation DSL rate adaptation
AU3374500A (en) * 1999-02-23 2000-09-14 Aware, Inc. Apparatus and method of tone allocation in digital subscriber line systems
US20060274840A1 (en) 2005-06-06 2006-12-07 Marcos Tzannes Method for seamlessly changing power modes in an ADSL system
US6778596B1 (en) 1999-03-12 2004-08-17 Aware, Inc. Method and multi-carrier transceiver with stored application profiles for supporting multiple applications
KR100926210B1 (ko) 1999-03-12 2009-11-09 다피모 코.비.브이.,엘엘씨 무중단 전송률 조정형 다중캐리어 변조 시스템 및 프로토콜
US7512149B2 (en) * 2003-04-23 2009-03-31 At & T Intellectual Property Ii, L.P. Bit and power allocation scheme for full-duplex transmission with echo cancellation in multicarrier-based modems
JP3191802B2 (ja) * 1999-06-17 2001-07-23 三菱電機株式会社 通信装置および通信方法
US6748016B1 (en) 1999-07-16 2004-06-08 Aware, Inc. System and method for transmitting messages between transceivers using electromagnetically coupled signals
EP1079578A3 (en) * 1999-08-23 2001-11-07 Motorola, Inc. Data allocation in multicarrier systems
US6625777B1 (en) 1999-10-19 2003-09-23 Motorola, Inc. Method of identifying an improved configuration for a communication system using coding gain and an apparatus therefor
JP3729694B2 (ja) 1999-10-29 2005-12-21 富士通株式会社 Ａｄｓｌモデム
AU2001257081A1 (en) 2000-04-18 2001-10-30 Aware, Inc. Data allocation with variable SNR margins
US8363744B2 (en) 2001-06-10 2013-01-29 Aloft Media, Llc Method and system for robust, secure, and high-efficiency voice and packet transmission over ad-hoc, mesh, and MIMO communication networks
US7110467B2 (en) * 2000-10-12 2006-09-19 3Com Corporation Performance evaluation of a G.dmt-compliant digital subscriber line system
US6732323B1 (en) 2000-10-12 2004-05-04 3Com Corporation Method of selecting initialization parameters for multi-channel data communication with forward error correction
US7103096B2 (en) 2000-10-12 2006-09-05 3Com Corporation Performance evaluation of multicarrier channels with forward error correction and automatic retransmission request
US7131038B2 (en) * 2000-10-12 2006-10-31 3Com Corporation Performance evaluation of multicarrier channels
US6980601B2 (en) 2000-11-17 2005-12-27 Broadcom Corporation Rate adaptation and parameter optimization for multi-band single carrier transmission
US6973122B1 (en) * 2001-01-26 2005-12-06 At&T Corp. Power allocation scheme for DMT-based modems employing simplex transmission
DE10112803A1 (de) * 2001-03-16 2002-10-02 Siemens Ag Verfahren zum Verbessern der Übertrgungsqualität zwischen Telekommunikationseinrichtungen
US7133419B1 (en) * 2001-05-04 2006-11-07 Conexant, Inc. System and method for reducing power consumption by spectral shaping of signals
AU2002308688A1 (en) * 2001-05-10 2002-11-18 Verma Amit Fast exchange during initialization in multicarrier communication systems
US6718493B1 (en) 2001-05-17 2004-04-06 3Com Corporation Method and apparatus for selection of ARQ parameters and estimation of improved communications
US7263130B1 (en) 2001-05-25 2007-08-28 3Com Corporation Method and apparatus for evaluating error control parameters of self-similar constellations
JP3607643B2 (ja) 2001-07-13 2005-01-05 松下電器産業株式会社 マルチキャリア送信装置、マルチキャリア受信装置、およびマルチキャリア無線通信方法
US20030097623A1 (en) * 2001-10-24 2003-05-22 Javad Razavilar Method and apparatus for performance optimization and adaptive bit loading for wireless modems with convolutional coder, FEC, CRC and ARQ
KR100456693B1 (ko) * 2002-03-28 2004-11-10 삼성전자주식회사 다중채널 통신 시스템의 비트 할당을 최적화하여 셋업시간을 최소화하는 방법
US7151803B1 (en) 2002-04-01 2006-12-19 At&T Corp. Multiuser allocation method for maximizing transmission capacity
US7145956B2 (en) * 2002-06-27 2006-12-05 Smart Link Ltd. Method for achieving a target bit rate in a multi-carrier data communication system
JP4732193B2 (ja) * 2006-03-01 2011-07-27 住友電工ネットワークス株式会社 通信装置、通信システムおよび通信方法
US8611439B2 (en) * 2007-06-28 2013-12-17 Edgewater Computer Systems, Inc. System and method to optimize multicarrier communication
US8705598B2 (en) * 2011-12-15 2014-04-22 Tektronix, Inc. Signal-sensitive data compression
EP2784969A1 (en) * 2013-03-28 2014-10-01 British Telecommunications public limited company Communications network
CN108111249B (zh) * 2016-11-24 2021-03-30 富士通株式会社 子载波的比特数分配和功率分配的方法、装置和电子设备

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4328581A (en) * 1980-06-20 1982-05-04 Rockwell International Corporation Adaptive HF communication system
US4679227A (en) * 1985-05-20 1987-07-07 Telebit Corporation Ensemble modem structure for imperfect transmission media
US4833706A (en) * 1985-05-20 1989-05-23 Telebit Corporation Ensemble modem structure for imperfect transmission media
US5548819A (en) * 1991-12-02 1996-08-20 Spectraplex, Inc. Method and apparatus for communication of information
US5309503A (en) * 1991-12-06 1994-05-03 Motorola, Inc. Dynamic channel assignment in a communication system
US5479447A (en) * 1993-05-03 1995-12-26 The Board Of Trustees Of The Leland Stanford, Junior University Method and apparatus for adaptive, variable bandwidth, high-speed data transmission of a multicarrier signal over digital subscriber lines
JP2518156B2 (ja) * 1993-07-19 1996-07-24 日本電気株式会社 無線通信システムのチャネル割当方式
US5596604A (en) * 1993-08-17 1997-01-21 Amati Communications Corporation Multicarrier modulation transmission system with variable delay
US5400322A (en) * 1993-08-20 1995-03-21 Amati Communications Corp. Updating of bit allocations in a multicarrier modulation transmission system
US5598435A (en) * 1993-12-23 1997-01-28 British Telecommunications Public Limited Company Digital modulation using QAM with multiple signal point constellations not equal to a power of two
JP2661533B2 (ja) * 1993-12-27 1997-10-08 日本電気株式会社 移動通信システムのチャネル割当方式
US5519731A (en) * 1994-04-14 1996-05-21 Amati Communications Corporation ADSL compatible discrete multi-tone apparatus for mitigation of T1 noise

Also Published As

Publication number Publication date
EP0812087A3 (en) 1999-10-20
US5852633A (en) 1998-12-22
EP0812087A2 (en) 1997-12-10
JPH10155031A (ja) 1998-06-09

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