FR2026395A1 - - Google Patents

Info

Publication number
FR2026395A1
FR2026395A1 FR6938586A FR6938586A FR2026395A1 FR 2026395 A1 FR2026395 A1 FR 2026395A1 FR 6938586 A FR6938586 A FR 6938586A FR 6938586 A FR6938586 A FR 6938586A FR 2026395 A1 FR2026395 A1 FR 2026395A1
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.)
Withdrawn
Application number
FR6938586A
Other languages
French (fr)
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of FR2026395A1 publication Critical patent/FR2026395A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/14—Digital recording or reproducing using self-clocking codes
    • G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
    • G11B20/1426—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof
    • 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
    • H04L25/4904—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 self-synchronising codes, e.g. split-phase codes

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Storage Device Security (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
FR6938586A 1968-12-18 1969-11-03 Withdrawn FR2026395A1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US78468768A 1968-12-18 1968-12-18

Publications (1)

Publication Number Publication Date
FR2026395A1 true FR2026395A1 (enrdf_load_stackoverflow) 1970-10-18

Family

ID=25133223

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6938586A Withdrawn FR2026395A1 (enrdf_load_stackoverflow) 1968-12-18 1969-11-03

Country Status (3)

Country Link
DE (1) DE1963562C3 (enrdf_load_stackoverflow)
FR (1) FR2026395A1 (enrdf_load_stackoverflow)
GB (1) GB1239113A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
GB1239113A (enrdf_load_stackoverflow) 1971-07-14
DE1963562A1 (de) 1970-06-25
DE1963562B2 (de) 1973-05-03
DE1963562C3 (de) 1973-12-13

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Legal Events

Date Code Title Description
ST Notification of lapse