FR2071533A5 - - Google Patents

Info

Publication number
FR2071533A5
FR2071533A5 FR6945782A FR6945782A FR2071533A5 FR 2071533 A5 FR2071533 A5 FR 2071533A5 FR 6945782 A FR6945782 A FR 6945782A FR 6945782 A FR6945782 A FR 6945782A FR 2071533 A5 FR2071533 A5 FR 2071533A5
Authority
FR
France
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
FR6945782A
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.)
Compagnie IBM France SAS
Original Assignee
Compagnie IBM France SAS
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 Compagnie IBM France SAS filed Critical Compagnie IBM France SAS
Priority to FR6945782A priority Critical patent/FR2071533A5/fr
Priority to DE2052845A priority patent/DE2052845C3/de
Priority to US00095223A priority patent/US3781873A/en
Priority to JP45108228A priority patent/JPS5013122B1/ja
Priority to GB5890470A priority patent/GB1317831A/en
Application granted granted Critical
Publication of FR2071533A5 publication Critical patent/FR2071533A5/fr
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)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
FR6945782A 1969-12-30 1969-12-30 Expired FR2071533A5 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR6945782A FR2071533A5 (fr) 1969-12-30 1969-12-30
DE2052845A DE2052845C3 (de) 1969-12-30 1970-10-28 Datenübertragungsverfahren mit sich teilweise überlappenden Signalen
US00095223A US3781873A (en) 1969-12-30 1970-12-04 Digital data transmission system using multilevel encoding with variable dipulse spacing
JP45108228A JPS5013122B1 (fr) 1969-12-30 1970-12-08
GB5890470A GB1317831A (en) 1969-12-30 1970-12-11 Data transmission system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6945782A FR2071533A5 (fr) 1969-12-30 1969-12-30

Publications (1)

Publication Number Publication Date
FR2071533A5 true FR2071533A5 (fr) 1971-09-17

Family

ID=9045523

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6945782A Expired FR2071533A5 (fr) 1969-12-30 1969-12-30

Country Status (5)

Country Link
US (1) US3781873A (fr)
JP (1) JPS5013122B1 (fr)
DE (1) DE2052845C3 (fr)
FR (1) FR2071533A5 (fr)
GB (1) GB1317831A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3882485A (en) * 1973-10-03 1975-05-06 Gte Laboratories Inc Universal polybinary modem
US3952329A (en) * 1975-02-06 1976-04-20 International Business Machines Corporation Pulse compression recording
US4280221A (en) * 1979-05-31 1981-07-21 The Boeing Company Digital data communication system
NL8400676A (nl) * 1984-03-02 1985-10-01 Philips Nv Data transmissie systeem.
US4953160A (en) * 1988-02-24 1990-08-28 Integrated Network Corporation Digital data over voice communication
JPH02292918A (ja) * 1989-05-08 1990-12-04 Hitachi Ltd ４相変調信号の受信装置
AT401838B (de) * 1990-06-01 1996-12-27 Schrack Telecom Verfahren zur aufbereitung von signalen für die signalübertragung im basisband
US5970089A (en) 1997-08-12 1999-10-19 3Com Corporation Method and apparatus for generating a probing signal for a system having non-linear network and codec distortion
US7596127B1 (en) * 2001-10-31 2009-09-29 Vixs Systems, Inc. System for allocating data in a communications system and method thereof

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3139615A (en) * 1962-07-25 1964-06-30 Bell Telephone Labor Inc Three-level binary code transmission
US3492578A (en) * 1967-05-19 1970-01-27 Bell Telephone Labor Inc Multilevel partial-response data transmission

Also Published As

Publication number Publication date
US3781873A (en) 1973-12-25
JPS5013122B1 (fr) 1975-05-17
GB1317831A (en) 1973-05-23
DE2052845C3 (de) 1978-10-05
DE2052845B2 (de) 1978-01-26
DE2052845A1 (de) 1971-07-01

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Legal Events

Date Code Title Description
ST Notification of lapse