ES404459A1 - Perfeccionamientos en aparatos demoduladores asingronos adaptables al regimen para senales binarias de dos niveles. - Google Patents

Perfeccionamientos en aparatos demoduladores asingronos adaptables al regimen para senales binarias de dos niveles.

Info

Publication number
ES404459A1
ES404459A1 ES404459A ES404459A ES404459A1 ES 404459 A1 ES404459 A1 ES 404459A1 ES 404459 A ES404459 A ES 404459A ES 404459 A ES404459 A ES 404459A ES 404459 A1 ES404459 A1 ES 404459A1
Authority
ES
Spain
Prior art keywords
input
signal
bits
ramp signal
bit
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
ES404459A
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.)
ROLAND O BARNES
Original Assignee
ROLAND O BARNES
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 ROLAND O BARNES filed Critical ROLAND O BARNES
Publication of ES404459A1 publication Critical patent/ES404459A1/es
Expired 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
    • G11B20/1407—Digital recording or reproducing using self-clocking codes characterised by the use of two levels code representation depending on a single bit, i.e. where a one is always represented by a first code symbol while a zero is always represented by a second code symbol
    • G11B20/1411—Digital recording or reproducing using self-clocking codes characterised by the use of two levels code representation depending on a single bit, i.e. where a one is always represented by a first code symbol while a zero is always represented by a second code symbol conversion to or from pulse width coding
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/01—Details
    • G06K7/016—Synchronisation of sensing process
    • G06K7/0166—Synchronisation of sensing process by means of clock-signals derived from the code marks, e.g. self-clocking code

Landscapes

  • Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Dc Digital Transmission (AREA)
ES404459A 1971-07-01 1972-07-01 Perfeccionamientos en aparatos demoduladores asingronos adaptables al regimen para senales binarias de dos niveles. Expired ES404459A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15879971A 1971-07-01 1971-07-01
US23725672A 1972-03-23 1972-03-23

Publications (1)

Publication Number Publication Date
ES404459A1 true ES404459A1 (es) 1976-03-01

Family

ID=26855397

Family Applications (1)

Application Number Title Priority Date Filing Date
ES404459A Expired ES404459A1 (es) 1971-07-01 1972-07-01 Perfeccionamientos en aparatos demoduladores asingronos adaptables al regimen para senales binarias de dos niveles.

Country Status (7)

Country Link
CA (1) CA955685A (es)
DE (1) DE2230067A1 (es)
ES (1) ES404459A1 (es)
FR (1) FR2143920A1 (es)
GB (1) GB1400561A (es)
NL (1) NL7209003A (es)
SE (1) SE383950B (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2443170A1 (fr) * 1974-11-08 1980-06-27 Ibm Procede de codage de donnees en code f2f, et procede et appareil pour l'interpretation de ces donnees
FR2446561A1 (fr) * 1974-12-31 1980-08-08 Ibm Procede et appareil pour l'interpretation des donnees codees en code f2f
GB8803504D0 (en) * 1988-02-16 1988-03-16 Mr Sensors Ltd Method of decoding recorded data
MY106779A (en) * 1990-09-07 1995-07-31 Mitsubishi Heavy Ind Ltd Magnetic recording method and circuit for toll road ticket.
US5708261A (en) * 1995-10-02 1998-01-13 Pitney Bowes Inc. Bar code decoding with speed compensation
RU2260907C2 (ru) * 2003-06-09 2005-09-20 Федеральное государственное унитарное предприятие Российский федеральный ядерный центр-Всероссийский научно-исследовательский институт экспериментальной физики-ФГУП РФЯЦ-ВНИИЭФ Преобразователь кода

Also Published As

Publication number Publication date
NL7209003A (es) 1973-01-03
FR2143920A1 (es) 1973-02-09
SE383950B (sv) 1976-04-05
CA955685A (en) 1974-10-01
GB1400561A (en) 1975-07-16
DE2230067A1 (de) 1973-01-11

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