GB1346607A - Data transmission system - Google Patents

Data transmission system

Info

Publication number
GB1346607A
GB1346607A GB2140371A GB2140371A GB1346607A GB 1346607 A GB1346607 A GB 1346607A GB 2140371 A GB2140371 A GB 2140371A GB 2140371 A GB2140371 A GB 2140371A GB 1346607 A GB1346607 A GB 1346607A
Authority
GB
United Kingdom
Prior art keywords
lines
pulses
output
group
levels
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
Application number
GB2140371A
Other languages
English (en)
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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries 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 Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1346607A publication Critical patent/GB1346607A/en
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Dc Digital Transmission (AREA)
GB2140371A 1970-02-12 1971-04-19 Data transmission system Expired GB1346607A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7001968A NL7001968A (US20020051482A1-20020502-M00012.png) 1970-02-12 1970-02-12

Publications (1)

Publication Number Publication Date
GB1346607A true GB1346607A (en) 1974-02-13

Family

ID=19809306

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2140371A Expired GB1346607A (en) 1970-02-12 1971-04-19 Data transmission system

Country Status (12)

Country Link
US (1) US3723880A (US20020051482A1-20020502-M00012.png)
JP (1) JPS5133369B1 (US20020051482A1-20020502-M00012.png)
AT (1) AT306797B (US20020051482A1-20020502-M00012.png)
BE (1) BE762905A (US20020051482A1-20020502-M00012.png)
BR (1) BR7100892D0 (US20020051482A1-20020502-M00012.png)
CA (1) CA929269A (US20020051482A1-20020502-M00012.png)
CH (1) CH527529A (US20020051482A1-20020502-M00012.png)
DK (1) DK131259B (US20020051482A1-20020502-M00012.png)
FR (1) FR2079388B1 (US20020051482A1-20020502-M00012.png)
GB (1) GB1346607A (US20020051482A1-20020502-M00012.png)
NL (1) NL7001968A (US20020051482A1-20020502-M00012.png)
SE (1) SE365367B (US20020051482A1-20020502-M00012.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2455989A (en) * 2007-12-27 2009-07-01 Namik Bardhi Sending a signal on a single line representing two data bits on a pair of input lines, and converting back to data bits on a pair of output lines at a receive

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7012827A (US20020051482A1-20020502-M00012.png) * 1970-08-29 1972-03-02
US3988676A (en) * 1971-05-17 1976-10-26 Milgo Electronic Corporation Coding and decoding system with multi-level format
US3832490A (en) * 1972-10-13 1974-08-27 Co Ind Des Communication Cit A Coder for increase of transmission speed
GB1592556A (en) * 1976-10-28 1981-07-08 Rixon Quadrature-amplitude-modulation data transmission systems and transmitters
FR2438943A1 (fr) * 1978-10-09 1980-05-09 Ibm France Procede de transmission de donnees et dispositif de mise en oeuvre dudit procede
JPS5854127U (ja) * 1981-10-05 1983-04-13 ミツミ電機株式会社 表面波装置
US4841281A (en) * 1987-06-16 1989-06-20 Westinghouse Electric Corp. Apparatus for controlling a switching amplifier
US5444737A (en) * 1993-05-05 1995-08-22 National Semiconductor Corporation Wireless data transceiver
US5550865A (en) * 1993-05-05 1996-08-27 National Semiconductor Corporation Frequency modulator for data transceiver
US5640605A (en) * 1994-08-26 1997-06-17 3Com Corporation Method and apparatus for synchronized transmission of data between a network adaptor and multiple transmission channels using a shared clocking frequency and multilevel data encoding
US6324602B1 (en) * 1998-08-17 2001-11-27 Integrated Memory Logic, Inc. Advanced input/output interface for an integrated circuit device using two-level to multi-level signal conversion
JP2000324184A (ja) * 1999-05-10 2000-11-24 Oki Electric Ind Co Ltd 送信フロントエンド
US6477592B1 (en) 1999-08-06 2002-11-05 Integrated Memory Logic, Inc. System for I/O interfacing for semiconductor chip utilizing addition of reference element to each data element in first data stream and interpret to recover data elements of second data stream
US6937664B1 (en) 2000-07-18 2005-08-30 Integrated Memory Logic, Inc. System and method for multi-symbol interfacing
US7221711B2 (en) * 2002-03-27 2007-05-22 Woodworth John R Multilevel data encoding and modulation technique
GB0606055D0 (en) * 2006-03-25 2006-05-03 Scient Generics Ltd Non-contact wheel encoder

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3337863A (en) * 1964-01-17 1967-08-22 Automatic Elect Lab Polybinary techniques
NL142035B (nl) * 1964-02-08 1974-04-16 Philips Nv Transmissiestelsel voor de overdracht van tweewaardige informatiepulsen met synchronisatie in de ontvanginrichting op ontvangen signaalovergangen.
FR1471769A (fr) * 1965-03-20 1967-03-03 Philips Nv Traducteur de code
FR1463043A (fr) * 1965-09-20 1966-06-03 Trt Telecom Radio Electr Conditionnement d'informations binaires, en vue de leur transmission
FR1529567A (fr) * 1966-08-24 1968-06-21 Telecomm Radioelectriques & Te Procédés de conditionnement d'informations binaires en vue de leur transmission
US3560856A (en) * 1966-12-29 1971-02-02 Nippon Electric Co Multilevel signal transmission system
NL157472B (nl) * 1968-10-02 1978-07-17 Philips Nv Ontvanger voor de ontvangst van in een voorgeschreven overdrachtsband gelegen informatiepulssignalen.
US3601702A (en) * 1969-03-17 1971-08-24 Gte Automatic Electric Lab Inc High speed data transmission system utilizing nonbinary correlative techniques

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2455989A (en) * 2007-12-27 2009-07-01 Namik Bardhi Sending a signal on a single line representing two data bits on a pair of input lines, and converting back to data bits on a pair of output lines at a receive

Also Published As

Publication number Publication date
DK131259B (da) 1975-06-16
DE2103995B2 (de) 1977-06-23
FR2079388A1 (US20020051482A1-20020502-M00012.png) 1971-11-12
BR7100892D0 (pt) 1973-04-10
AT306797B (de) 1973-04-25
NL7001968A (US20020051482A1-20020502-M00012.png) 1971-08-16
JPS5133369B1 (US20020051482A1-20020502-M00012.png) 1976-09-18
DE2103995A1 (de) 1971-08-26
BE762905A (fr) 1971-08-12
DK131259C (US20020051482A1-20020502-M00012.png) 1975-11-17
CH527529A (de) 1972-08-31
FR2079388B1 (US20020051482A1-20020502-M00012.png) 1975-01-17
US3723880A (en) 1973-03-27
SE365367B (US20020051482A1-20020502-M00012.png) 1974-03-18
CA929269A (en) 1973-06-26

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee