BE873519A - Systeme de transmission digital en duplex - Google Patents

Systeme de transmission digital en duplex

Info

Publication number
BE873519A
BE873519A BE2057551A BE2057551A BE873519A BE 873519 A BE873519 A BE 873519A BE 2057551 A BE2057551 A BE 2057551A BE 2057551 A BE2057551 A BE 2057551A BE 873519 A BE873519 A BE 873519A
Authority
BE
Belgium
Prior art keywords
transmission system
digital transmission
duplex digital
duplex
transmission
Prior art date
Application number
BE2057551A
Other languages
English (en)
Inventor
G A Howells
J A Murray
D E Woodman
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of BE873519A publication Critical patent/BE873519A/fr

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
    • H04L5/1469—Two-way operation using the same type of signal, i.e. duplex using time-sharing
    • H04L5/1476—Two-way operation using the same type of signal, i.e. duplex using time-sharing operating bitwise
    • 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
    • H04L25/4923—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 ternary codes
    • H04L25/4925—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 ternary codes using balanced bipolar ternary codes
    • 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
    • H04L5/1423—Two-way operation using the same type of signal, i.e. duplex for simultaneous baseband signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Dc Digital Transmission (AREA)
  • Bidirectional Digital Transmission (AREA)
BE2057551A 1978-01-17 1979-01-17 Systeme de transmission digital en duplex BE873519A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1789/78A GB1566223A (en) 1978-01-17 1978-01-17 Digital duplex transmission system

Publications (1)

Publication Number Publication Date
BE873519A true BE873519A (fr) 1979-07-17

Family

ID=9728035

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2057551A BE873519A (fr) 1978-01-17 1979-01-17 Systeme de transmission digital en duplex

Country Status (4)

Country Link
US (1) US4220816A (fr)
BE (1) BE873519A (fr)
DE (1) DE2901235A1 (fr)
GB (1) GB1566223A (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3145126A1 (de) * 1981-11-13 1983-07-14 Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg Datenuebertragungsanlage fuer vollduplexuebertragung
JPS58161554A (ja) * 1982-03-19 1983-09-26 Hitachi Ltd パルス信号伝送システム
US5142594A (en) * 1983-04-02 1992-08-25 Canon Kabushiki Kaisha Image data communication control system
US4549294A (en) * 1984-03-12 1985-10-22 The United States Of America As Represented By The Secretary Of The Navy Time-of-arrival pulsed waveform multiplexer
US4584690A (en) * 1984-05-07 1986-04-22 D.A.V.I.D. Systems, Inc. Alternate Mark Invert (AMI) transceiver with switchable detection and digital precompensation
DE3512441A1 (de) * 1985-04-04 1986-10-16 Nixdorf Computer Ag, 4790 Paderborn Verfahren zur erzeugung eines stellsignals fuer einen entzerrer sowie schaltungsanordnung zur durchfuehrung des verfahrens
US4862480A (en) * 1987-04-09 1989-08-29 Integrated Network Corporation Digital data service system
US4953160A (en) * 1988-02-24 1990-08-28 Integrated Network Corporation Digital data over voice communication
EP0528491B1 (fr) * 1991-08-20 1996-01-10 Koninklijke Philips Electronics N.V. Système de télécommunication comportant une ligne pour le trafic numérique en duplex, munie d'un dispositif de prélèvement du trafic numérique en duplex et dispositif destiné à être utilisé dans le système de télécommunication
EP0596648A1 (fr) * 1992-11-02 1994-05-11 National Semiconductor Corporation Détection de la capacité d'un point final d'un réseau
KR100305268B1 (ko) * 1992-11-02 2001-11-22 아담 씨. 스트리겔 스위칭메카니즘에서의등시(等時)데이타의국부루프백
USRE39395E1 (en) 1992-11-02 2006-11-14 Negotiated Data Solutions Llc Data communication network with transfer port, cascade port and/or frame synchronizing signal
US5406559A (en) * 1992-11-02 1995-04-11 National Semiconductor Corporation Isochronous link protocol
USRE39116E1 (en) * 1992-11-02 2006-06-06 Negotiated Data Solutions Llc Network link detection and generation
US5361261A (en) * 1992-11-02 1994-11-01 National Semiconductor Corporation Frame-based transmission of data
EP0596651A1 (fr) 1992-11-02 1994-05-11 National Semiconductor Corporation Réseau de données avec capacité de communication isochrone
US5544324A (en) * 1992-11-02 1996-08-06 National Semiconductor Corporation Network for transmitting isochronous-source data using a frame structure with variable number of time slots to compensate for timing variance between reference clock and data rate
US5550802A (en) * 1992-11-02 1996-08-27 National Semiconductor Corporation Data communication network with management port for isochronous switch
US5533018A (en) 1994-12-21 1996-07-02 National Semiconductor Corporation Multi-protocol packet framing over an isochronous network
US5559796A (en) * 1995-02-28 1996-09-24 National Semiconductor Corporation Delay control for frame-based transmission of data
US5805597A (en) * 1996-06-04 1998-09-08 National Semiconductor Corporation Method and apparatus for providing low power basic telephony type service over a twisted pair ethernet physical layer
US5912924A (en) 1996-08-15 1999-06-15 Seeq Technology, Inc. Bidirectional channels using common pins for transmit and receive paths
US6069922A (en) * 1997-11-14 2000-05-30 Nortel Networks Corporation Method and apparatus for reducing cross-talk in broadband systems using line-coding
JP2010147943A (ja) * 2008-12-19 2010-07-01 Sony Corp 情報処理装置、及び信号伝送方法
US20110176511A1 (en) * 2010-01-20 2011-07-21 Motorola, Inc. Reducing resource allocations for inter-technology handover between wireless communication networks

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3936602A (en) * 1974-10-23 1976-02-03 Northern Electric Company Limited Full duplex data transmission system using two speeds of diphase signal for simplified sync
GB1512700A (en) * 1975-10-23 1978-06-01 Standard Telephones Cables Ltd Data transmission

Also Published As

Publication number Publication date
DE2901235A1 (de) 1979-07-19
US4220816A (en) 1980-09-02
GB1566223A (en) 1980-04-30

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