TW361024B - Split modem - Google Patents

Split modem

Info

Publication number
TW361024B
TW361024B TW086112795A TW86112795A TW361024B TW 361024 B TW361024 B TW 361024B TW 086112795 A TW086112795 A TW 086112795A TW 86112795 A TW86112795 A TW 86112795A TW 361024 B TW361024 B TW 361024B
Authority
TW
Taiwan
Prior art keywords
mdsl
modem
line
cap
sequence
Prior art date
Application number
TW086112795A
Other languages
English (en)
Inventor
Michael O Polley
Terence J Riley
William C Timm
Original Assignee
Texas Instruments Inc
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 Texas Instruments Inc filed Critical Texas Instruments Inc
Application granted granted Critical
Publication of TW361024B publication Critical patent/TW361024B/zh

Links

Classifications

    • 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
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/143—Two-way operation using the same type of signal, i.e. duplex for modulated signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • 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
    • H04L25/4919—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 balanced multilevel codes
    • H04L25/4921—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 balanced multilevel codes using quadrature encoding, e.g. carrierless amplitude-phase coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0008—Modulated-carrier systems arrangements for allowing a transmitter or receiver to use more than one type of modulation
    • 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
    • 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
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/023—Multiplexing of multicarrier modulation signals
    • 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
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/1438—Negotiation of transmission parameters prior to communication
    • H04L5/1446—Negotiation of transmission parameters prior to communication of transmission speed
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
    • H04M11/062—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors using different frequency bands for speech and other data

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Telephonic Communication Services (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
TW086112795A 1996-09-04 1997-10-06 Split modem TW361024B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70777496A 1996-09-04 1996-09-04

Publications (1)

Publication Number Publication Date
TW361024B true TW361024B (en) 1999-06-11

Family

ID=24843119

Family Applications (1)

Application Number Title Priority Date Filing Date
TW086112795A TW361024B (en) 1996-09-04 1997-10-06 Split modem

Country Status (4)

Country Link
EP (1) EP0828363A3 (zh)
JP (1) JPH10126819A (zh)
KR (1) KR19980024329A (zh)
TW (1) TW361024B (zh)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8310996B2 (en) 2006-08-07 2012-11-13 Qualcomm Incorporated Conditional scheduling for asynchronous wireless communication
US8340027B2 (en) 2006-08-07 2012-12-25 Qualcomm Incorporated Monitor period for asynchronous wireless communication
US8416762B2 (en) 2006-08-07 2013-04-09 Qualcomm Incorporated Message exchange scheme for asynchronous wireless communication
US8737313B2 (en) 2006-08-07 2014-05-27 Qualcomm Incorporated Transmit time segments for asynchronous wireless communication
TWI455567B (zh) * 2011-12-29 2014-10-01 Quanta Comp Inc 具有共地機制之通訊系統
US9008002B2 (en) 2006-08-07 2015-04-14 Qualcomm Incorporated Conditional requests for asynchronous wireless communication

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US6252900B1 (en) 1997-06-30 2001-06-26 Integrated Telecom Express, Inc. Forward compatible and expandable high speed communications system and method of operation
US6128335A (en) * 1997-06-30 2000-10-03 Integrated Telecom Express Software rate adaptable modem with forward compatible and expandable functionality and method of operation
US6092122A (en) * 1997-06-30 2000-07-18 Integrated Telecom Express xDSL DMT modem using sub-channel selection to achieve scaleable data rate based on available signal processing resources
US6073179A (en) * 1997-06-30 2000-06-06 Integrated Telecom Express Program for controlling DMT based modem using sub-channel selection to achieve scaleable data rate based on available signal processing resources
US6065060A (en) * 1997-06-30 2000-05-16 Integrated Telecom Express Modular multiplicative data rate modem and method of operation
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
JPH11331191A (ja) * 1998-05-18 1999-11-30 Nec Corp 加入者アクセス装置
JP3480313B2 (ja) 1998-05-26 2003-12-15 富士通株式会社 ディジタル加入者線伝送方法及びｘＤＳＬ装置
CA2641978C (en) 1998-06-26 2015-01-06 Aware, Inc. Multicarrier communication with variable overhead rate
EP0969616A1 (de) * 1998-06-30 2000-01-05 Siemens Aktiengesellschaft Verfahren zur Optimierung der verfügbaren Übertragungskapazität bei Teilnehmeranschlussleitungsnetzen
WO2000007323A1 (en) * 1998-07-30 2000-02-10 Vocal Technologies, Ltd. Forward error correcting system with encoders configured in parallel and/or series
FI982479A (fi) * 1998-11-17 2000-05-18 Pauli Lallo Adaptiivinen modeemi ja menetelmä modulaatiotavan adaptiiviseksi valit semiseksi
US6434123B1 (en) 1998-12-28 2002-08-13 Ericsson Inc. Apparatus and method for broadband data communication
WO2000044195A1 (fr) * 1999-01-20 2000-07-27 Fujitsu Limited Procede de transmission numerique a grande vitesse utilisant une ligne d'abonne numerique, systeme de prise en charge abonne employe selon ce procede de transmission numerique a grande vitesse, dispositif de prise en charge cote terminaison abonne, et dispositif de prise en charge cote station de prise en charge
AU4006400A (en) 1999-03-06 2000-09-28 Dti Networks, Inc. System and method for administrating call and call feature set-up in a telecommunications network
US6775320B1 (en) 1999-03-12 2004-08-10 Aware, Inc. Method and a multi-carrier transceiver supporting dynamic switching between active application sets
US20060274840A1 (en) 2005-06-06 2006-12-07 Marcos Tzannes Method for seamlessly changing power modes in an ADSL system
EP1694020B1 (en) 1999-03-12 2008-05-28 Aware, Inc. Multicarrier modulation system and method
DE19914509A1 (de) * 1999-03-30 2000-11-02 Siemens Ag Verfahren zum Übertragen von Daten zwischen einer zentralen und einer dezentralen Kommunikationseinrichtung über eine Anschlußleitung
JP2000308101A (ja) * 1999-04-19 2000-11-02 Nec Corp 加入者系光ファイバ伝送システム
JP4676121B2 (ja) * 1999-09-15 2011-04-27 ダフィモ カンパニー，ビー．ヴィー． エルエルシー 動作アプリケーションセットを動的に切り換えるマルチキャリアシステム
KR100324206B1 (ko) * 1999-12-27 2002-02-16 오길록 고성능 소프트웨어 모뎀 플랫폼 보드
US7106854B2 (en) 2000-01-25 2006-09-12 Sbc Knowledge Ventures, L.P. XDSL system having selectable hybrid circuitry
US7145943B2 (en) 2000-01-25 2006-12-05 Sbc Knowledge Ventures, L.P. XDSL system with improved impedance circuitry
AU2001253043A1 (en) 2000-03-31 2001-10-15 Coppercom, Inc. Telecommunications system and methods
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
KR100465640B1 (ko) * 2002-04-03 2005-01-13 주식회사 휴커넥스 원단 누화 신호를 제거하기 위한 디엠티 시스템
CN111046616B (zh) * 2019-12-18 2023-03-10 西安电子工程研究所 一种数据流驱动的大型数字阵列系统中最大容错设计方法
CN111245402B (zh) * 2020-03-09 2023-07-07 西安航空学院 一种基于远程操控便于进行语音提示的零相位数字滤波器

Family Cites Families (8)

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Publication number Priority date Publication date Assignee Title
JPH03214841A (ja) * 1990-01-19 1991-09-20 Fujitsu Ltd パケット通信手順によるモデムプール方式
US5371734A (en) * 1993-01-29 1994-12-06 Digital Ocean, Inc. Medium access control protocol for wireless network
SE516173C2 (sv) * 1993-02-16 2001-11-26 Ericsson Telefon Ab L M Anordning för telekommunikation
US5384777A (en) * 1993-04-19 1995-01-24 International Business Machines Corporation Adaptive medium access control scheme for wireless LAN
US5475735A (en) * 1993-12-02 1995-12-12 Motorola, Inc. Method of providing wireless local loop operation with local mobility for a subscribed unit
US5592470A (en) * 1994-12-21 1997-01-07 At&T Broadband wireless system and network architecture providing broadband/narrowband service with optimal static and dynamic bandwidth/channel allocation
US5544223A (en) * 1995-01-31 1996-08-06 Qualcomm Incorporated Method and apparatus for paging a concentrated subscriber system for wireless local loop
US6055268A (en) * 1996-05-09 2000-04-25 Texas Instruments Incorporated Multimode digital modem

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8310996B2 (en) 2006-08-07 2012-11-13 Qualcomm Incorporated Conditional scheduling for asynchronous wireless communication
US8340027B2 (en) 2006-08-07 2012-12-25 Qualcomm Incorporated Monitor period for asynchronous wireless communication
US8416762B2 (en) 2006-08-07 2013-04-09 Qualcomm Incorporated Message exchange scheme for asynchronous wireless communication
US8737313B2 (en) 2006-08-07 2014-05-27 Qualcomm Incorporated Transmit time segments for asynchronous wireless communication
US9008002B2 (en) 2006-08-07 2015-04-14 Qualcomm Incorporated Conditional requests for asynchronous wireless communication
US9661649B2 (en) 2006-08-07 2017-05-23 Qualcomm Incorporated Determining a transmit parameter for wireless communication
TWI455567B (zh) * 2011-12-29 2014-10-01 Quanta Comp Inc 具有共地機制之通訊系統

Also Published As

Publication number Publication date
EP0828363A3 (en) 2000-04-05
EP0828363A2 (en) 1998-03-11
KR19980024329A (ko) 1998-07-06
JPH10126819A (ja) 1998-05-15

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