FR2736229B1 - Procede d'echange adaptatif de bits et dispositif pour systeme a tons multiples discrets - Google Patents

Procede d'echange adaptatif de bits et dispositif pour systeme a tons multiples discrets

Info

Publication number
FR2736229B1
FR2736229B1 FR9607847A FR9607847A FR2736229B1 FR 2736229 B1 FR2736229 B1 FR 2736229B1 FR 9607847 A FR9607847 A FR 9607847A FR 9607847 A FR9607847 A FR 9607847A FR 2736229 B1 FR2736229 B1 FR 2736229B1
Authority
FR
France
Prior art keywords
multiple discrete
adaptive bit
bit exchange
tone system
discrete tone
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
FR9607847A
Other languages
English (en)
Other versions
FR2736229A1 (fr
Inventor
You Sik Chun
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of FR2736229A1 publication Critical patent/FR2736229A1/fr
Application granted granted Critical
Publication of FR2736229B1 publication Critical patent/FR2736229B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2649—Demodulators

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Telephonic Communication Services (AREA)
  • Communication Control (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
FR9607847A 1995-06-30 1996-06-25 Procede d'echange adaptatif de bits et dispositif pour systeme a tons multiples discrets Expired - Fee Related FR2736229B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950019065A KR100331437B1 (ko) 1995-06-30 1995-06-30 디.엠.티.시스템에서적응형비트교환방법및장치

Publications (2)

Publication Number Publication Date
FR2736229A1 FR2736229A1 (fr) 1997-01-03
FR2736229B1 true FR2736229B1 (fr) 2001-06-15

Family

ID=19419456

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9607847A Expired - Fee Related FR2736229B1 (fr) 1995-06-30 1996-06-25 Procede d'echange adaptatif de bits et dispositif pour systeme a tons multiples discrets

Country Status (6)

Country Link
US (1) US5903608A (fr)
JP (1) JP2891673B2 (fr)
KR (1) KR100331437B1 (fr)
FR (1) FR2736229B1 (fr)
GB (1) GB2303032B (fr)
IL (1) IL118723A (fr)

Families Citing this family (96)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6072779A (en) * 1997-06-12 2000-06-06 Aware, Inc. Adaptive allocation for variable bandwidth multicarrier communication
US6798735B1 (en) 1996-06-12 2004-09-28 Aware, Inc. Adaptive allocation for variable bandwidth multicarrier communication
KR100195152B1 (ko) 1997-03-31 1999-06-15 윤종용 비대칭 데이터 전송장치의 초기화방법
KR100421212B1 (ko) * 1997-05-10 2004-05-22 삼성전자주식회사 디지탈가입자선에서고속다수반송파데이터신호의연속전송을위한다수반송파시스템의다점전송방법
US6353629B1 (en) * 1997-05-12 2002-03-05 Texas Instruments Incorporated Poly-path time domain equalization
CA2291062C (fr) 1997-05-12 2007-05-01 Amati Communications Corporation Procede et dispositif pour attribution des bits dans une supertrame
US6009122A (en) * 1997-05-12 1999-12-28 Amati Communciations Corporation Method and apparatus for superframe bit allocation
US6064692A (en) 1997-06-20 2000-05-16 Amati Communications Corporation Protocol for transceiver initialization
WO1999004523A1 (fr) * 1997-07-15 1999-01-28 Mitsubishi Denki Kabushiki Kaisha Emetteur, recepteur et procede d'emission et de reception
US6130882A (en) 1997-09-25 2000-10-10 Motorola, Inc. Method and apparatus for configuring a communication system
US20030026282A1 (en) 1998-01-16 2003-02-06 Aware, Inc. Splitterless multicarrier modem
CA2306255C (fr) * 1997-10-10 2010-07-27 Aware, Inc. Modem a porteuses multiples sans repartiteur
ATE450108T1 (de) 1997-10-10 2009-12-15 Daphimo Co B V Llc Teilerloses mehrträgermodem
US6434620B1 (en) * 1998-08-27 2002-08-13 Alacritech, Inc. TCP/IP offload network interface device
US6122247A (en) * 1997-11-24 2000-09-19 Motorola Inc. Method for reallocating data in a discrete multi-tone communication 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
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
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
US6735245B1 (en) 1998-01-09 2004-05-11 Panasonic Communications Co., Ltd. Activation of multiple XDSL modems with channel probe
US6259746B1 (en) * 1998-01-14 2001-07-10 Motorola Inc. Method for allocating data and power in a discrete multi-tone communication system
JP3082756B2 (ja) 1998-02-27 2000-08-28 日本電気株式会社 マルチキャリア伝送システム及びその方法
JPH11313043A (ja) 1998-02-27 1999-11-09 Nec Corp マルチキャリア伝送システム及び伝送装置並びに伝送方法
US6466586B1 (en) * 1998-03-31 2002-10-15 Nortel Networks Limited Digital subscriber line framing structure supporting imbedded rate adaptive synchronous and asynchronous traffic
US6873652B1 (en) 1998-04-01 2005-03-29 Panasonic Communications Co., Ltd. Activation of multiple xDSL modems with implicit channel probe
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
JP3319422B2 (ja) 1998-05-08 2002-09-03 日本電気株式会社 マルチキャリア伝送システム、マルチキャリア伝送方法
DK1090490T3 (da) * 1998-06-26 2005-01-17 Aware Inc Multicarrier-kommunikation med variabel overhead-hastighed
KR100455275B1 (ko) * 1998-10-14 2004-12-17 삼성전자주식회사 햄라디오 간섭 잡음 제거 디지털 가입자선 시스템 및 그 방법
US6950459B1 (en) * 1999-01-08 2005-09-27 Panasonic Communications Co., Ltd. Activation of multiple xDSL modems with half duplex and full duplex procedures
JP3279277B2 (ja) * 1999-02-19 2002-04-30 三菱電機株式会社 マルチキャリア通信方法およびマルチキャリア通信装置
US7023938B1 (en) * 1999-04-08 2006-04-04 Nec Usa, Inc. Receiver for discrete multitone modulated signals having window function
US6751254B1 (en) * 1999-05-05 2004-06-15 Panasonic Communications Co., Ltd. Activation of multiple xDSL modems with power control measurement
US6694470B1 (en) 1999-05-21 2004-02-17 Panasonic Communications Co., Ltd. Retransmission procedure and apparatus for handshaking protocol
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
EP1079578A3 (fr) * 1999-08-23 2001-11-07 Motorola, Inc. Allocation de données dans des systèmes multiporteuses
JP3285850B2 (ja) 1999-09-17 2002-05-27 三菱電機株式会社 通信方法および通信装置
GB2357937B (en) * 1999-12-23 2003-04-02 Mitel Corp DMT bit allocation with imperfect teq
PT1245093E (pt) * 2000-01-07 2007-01-31 Aware Inc Sistemas e métodos de diagnóstico para modems de portadoras múltiplas
CA2687472C (fr) 2000-01-07 2015-09-08 Aware, Inc. Systemes et procedes pour determiner la longueur d'une boucle et d'un branchement en derivation d'une ligne de transmission
EP2267914A3 (fr) 2000-01-07 2012-09-26 Aware, Inc. Systèmes et procédés pour déterminer la longueur d'une boucle et d'un branchement en dérivation d'une ligne de transmission
US6580751B1 (en) 2000-02-01 2003-06-17 Halliburton Energy Services, Inc. High speed downhole communications network having point to multi-point orthogonal frequency division multiplexing
JP4323669B2 (ja) * 2000-03-15 2009-09-02 パナソニック株式会社 データ伝送装置及びデータ伝送方法
KR100513712B1 (ko) * 2000-04-08 2005-09-07 삼성전자주식회사 파워 백오프 방법 및 그 장치
US20020039398A1 (en) * 2000-05-22 2002-04-04 Robert Klinski Apparatus and method for dynamic bit allocation for line-connected multi-carrier systems
US6763061B1 (en) * 2000-07-31 2004-07-13 3Com Corporation Frequency domain technique for narrowband noise cancellation in DMT receivers
US7298691B1 (en) * 2000-08-04 2007-11-20 Intellon Corporation Method and protocol to adapt each unique connection in a multi-node network to a maximum data rate
AU2001286652A1 (en) * 2000-08-24 2002-03-04 Centillium Communications, Inc. Bit swapping and dynamic rate adjustment for multicarrier transmission in a digital subscriber line system
WO2002060145A2 (fr) * 2001-01-25 2002-08-01 Bandspeed, Inc. Procede d'allocation adaptative de bits et de reglage de gain precis dans un systeme de communication multiporteuse
US7177367B2 (en) * 2001-01-25 2007-02-13 Bandspeed, Inc. Method for bit assignment and fine gain setting in a multi-carrier communications system
US7272199B2 (en) * 2001-01-25 2007-09-18 Bandspeed, Inc. Adaptive adjustment of time and frequency domain equalizers in communications systems
US6973123B2 (en) * 2001-03-21 2005-12-06 International Business Machines Corporation System and method for controlling line driver power in digital subscriber line modems
KR20040015141A (ko) 2001-04-26 2004-02-18 어웨어, 인크. 양단 측정으로부터의 루프 특성을 위한 시스템 및 방법
WO2002091651A2 (fr) * 2001-05-10 2002-11-14 Sasken Echange rapide en cours d'initialisation dans les systemes de communications a porteuses multiples
WO2003010895A1 (fr) * 2001-07-24 2003-02-06 Catena Networks, Inc. Procede de reduction de puissance dans des canaux limites par un brouillage intersymbole
CA2353740A1 (fr) * 2001-07-24 2003-01-24 Catena Networks Canada Inc. Algorithme de calcul de table de gain fin dans des canaux limites par le brouillage intersymboles
KR100425504B1 (ko) * 2001-09-17 2004-03-30 엘지전자 주식회사 디지털 가입자 라인의 비트할당 방법
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
KR100453496B1 (ko) * 2002-06-28 2004-10-20 주식회사 큐리온 초고속 가입자망 전송 시스템 및 이를 위한 상향채널 전력백오프 방법
US7016673B2 (en) * 2002-10-01 2006-03-21 Interdigital Technology Corporation Wireless communication method and system with controlled WTRU peer-to-peer communications
US6996763B2 (en) * 2003-01-10 2006-02-07 Qualcomm Incorporated Operation of a forward link acknowledgement channel for the reverse link data
US8391249B2 (en) * 2003-02-18 2013-03-05 Qualcomm Incorporated Code division multiplexing commands on a code division multiplexed channel
US8023950B2 (en) 2003-02-18 2011-09-20 Qualcomm Incorporated Systems and methods for using selectable frame durations in a wireless communication system
US8081598B2 (en) * 2003-02-18 2011-12-20 Qualcomm Incorporated Outer-loop power control for wireless communication systems
US7505780B2 (en) * 2003-02-18 2009-03-17 Qualcomm Incorporated Outer-loop power control for wireless communication systems
US7155236B2 (en) 2003-02-18 2006-12-26 Qualcomm Incorporated Scheduled and autonomous transmission and acknowledgement
US7660282B2 (en) * 2003-02-18 2010-02-09 Qualcomm Incorporated Congestion control in a wireless data network
US8150407B2 (en) * 2003-02-18 2012-04-03 Qualcomm Incorporated System and method for scheduling transmissions in a wireless communication system
US7286846B2 (en) * 2003-02-18 2007-10-23 Qualcomm, Incorporated Systems and methods for performing outer loop power control in wireless communication systems
US20040160922A1 (en) * 2003-02-18 2004-08-19 Sanjiv Nanda Method and apparatus for controlling data rate of a reverse link in a communication system
US8705588B2 (en) 2003-03-06 2014-04-22 Qualcomm Incorporated Systems and methods for using code space in spread-spectrum communications
US7215930B2 (en) * 2003-03-06 2007-05-08 Qualcomm, Incorporated Method and apparatus for providing uplink signal-to-noise ratio (SNR) estimation in a wireless communication
US8477592B2 (en) * 2003-05-14 2013-07-02 Qualcomm Incorporated Interference and noise estimation in an OFDM system
US8489949B2 (en) 2003-08-05 2013-07-16 Qualcomm Incorporated Combining grant, acknowledgement, and rate control commands
US7508748B2 (en) * 2003-10-24 2009-03-24 Qualcomm Incorporated Rate selection for a multi-carrier MIMO system
EP1531590A1 (fr) * 2003-11-11 2005-05-18 STMicroelectronics Belgium N.V. Procédé et appareil pour l'égalisation de canaux avec estimation de la longueur de la réponse impulsionnelle du canal
EP1538801B1 (fr) * 2003-12-03 2011-02-23 Alcatel Lucent Ensemble émetteur-récepteur avec réactivation de porteuse en cas d'amélioration du rapport signal à bruit
ES2314352T3 (es) * 2004-08-06 2009-03-16 Alcatel Lucent Control de la calidad del flujo de datos en un sistema dsl (linea digital de abonado).
US7265682B2 (en) * 2004-09-14 2007-09-04 Halliburton Energy Services, Inc. Joint source-channel coding for multicarrier modulation
JP4552635B2 (ja) * 2004-12-07 2010-09-29 日本電気株式会社 マルチキャリア伝送装置及びマルチキャリア伝送方法
US7852952B2 (en) * 2005-06-10 2010-12-14 Adaptive Spectrum And Signal Alignment, Inc. DSL system loading and ordering
DE102005049260A1 (de) * 2005-10-14 2007-04-26 Siemens Ag Verfahren und Vorrichtung zur Datenübertragung über eine Übertragungsstrecke
US20070168407A1 (en) * 2005-11-11 2007-07-19 Mobiapps, Inc. SNR estimation using filters
US9515857B2 (en) * 2006-10-11 2016-12-06 Lantiq Beteiligungs-GmbH & Co. KG Methods and systems for adaptive communication
US8811600B2 (en) * 2009-03-31 2014-08-19 Futurewei Technologies, Inc. Optimizing the transmit power spectrum density (PSD) of a remotely deployed line to ensure spectral compatibility
JP5537293B2 (ja) * 2009-07-03 2014-07-02 パナソニック株式会社 画像符号化装置及び画像復号化装置
CN102264124B (zh) * 2010-05-28 2014-03-05 富士通株式会社 比特和功率分配方法、装置以及通信系统
CN105099970B (zh) 2014-04-24 2018-08-14 富士通株式会社 自适应均衡器、自适应均衡方法以及接收机
KR101770810B1 (ko) * 2015-12-15 2017-08-23 경희대학교 산학협력단 업링크 자원 할당 방법 및 그 방법을 수행하는 인지 소형 셀 네트워크 시스템
US10608786B2 (en) * 2017-02-24 2020-03-31 Huawei Technologies Co., Ltd. Apparatus and methods of specifying ordered sequences of coding sub-channels
US11283701B2 (en) * 2020-01-24 2022-03-22 Halliburton Energy Services, Inc. Telemetry configurations for downhole communications
US11187077B2 (en) * 2020-01-31 2021-11-30 Halliburton Energy Services, Inc. Adaptive wireline telemetry in a downhole environment

Family Cites Families (14)

* 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
US5025469A (en) * 1990-02-06 1991-06-18 Bingham John A C Method and apparatus for reducing the turn-around time in facsimile transmission
JP2761281B2 (ja) * 1990-05-17 1998-06-04 富士通株式会社 マルチキャリア通信システムの暗号化通信方式
US5295245A (en) * 1991-03-15 1994-03-15 Hewlett-Packard Company Data rotator for rotating pixel data in three dimensions
US5231649A (en) * 1991-08-08 1993-07-27 Ascend Communications, Inc. Method and apparatus for dynamic bandwidth allocation in a digital communication session
US5285474A (en) * 1992-06-12 1994-02-08 The Board Of Trustees Of The Leland Stanford, Junior University Method for equalizing a multicarrier signal in a multicarrier communication system
US5317596A (en) * 1992-12-01 1994-05-31 The Board Of Trustees Of The Leland Stanford, Junior University Method and apparatus for echo cancellation with discrete multitone modulation
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
US5400322A (en) * 1993-08-20 1995-03-21 Amati Communications Corp. Updating of bit allocations in a multicarrier modulation transmission system
US5519731A (en) * 1994-04-14 1996-05-21 Amati Communications Corporation ADSL compatible discrete multi-tone apparatus for mitigation of T1 noise
US5701444A (en) * 1995-03-24 1997-12-23 3Dlabs Inc. Ltd. Three-dimensional graphics subsystem with enhanced support for graphical user interface
US5727192A (en) * 1995-03-24 1998-03-10 3Dlabs Inc. Ltd. Serial rendering system with auto-synchronization on frame blanking
US5521908A (en) * 1995-04-20 1996-05-28 Tellabs Operations Inc. Method and apparatus for providing reduced complexity echo cancellation in a multicarrier communication system
US5696985A (en) * 1995-06-07 1997-12-09 International Business Machines Corporation Video processor

Also Published As

Publication number Publication date
GB9613602D0 (en) 1996-08-28
JPH0951328A (ja) 1997-02-18
IL118723A (en) 1999-10-28
IL118723A0 (en) 1996-10-16
GB2303032A (en) 1997-02-05
JP2891673B2 (ja) 1999-05-17
KR100331437B1 (ko) 2002-08-08
US5903608A (en) 1999-05-11
KR970004285A (ko) 1997-01-29
GB2303032B (en) 2000-04-19
FR2736229A1 (fr) 1997-01-03

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Effective date: 20100226