IT990700B - Sistema perfezionato per decodifi care dati codificati per mezzo della modulazione ad impulsi retrospettiva - Google Patents

Sistema perfezionato per decodifi care dati codificati per mezzo della modulazione ad impulsi retrospettiva

Info

Publication number
IT990700B
IT990700B IT25885/73A IT2588573A IT990700B IT 990700 B IT990700 B IT 990700B IT 25885/73 A IT25885/73 A IT 25885/73A IT 2588573 A IT2588573 A IT 2588573A IT 990700 B IT990700 B IT 990700B
Authority
IT
Italy
Prior art keywords
coded data
pulse modulation
decoding coded
perfected system
retrospective pulse
Prior art date
Application number
IT25885/73A
Other languages
English (en)
Italian (it)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT990700B publication Critical patent/IT990700B/it

Links

Classifications

    • 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)
  • Dc Digital Transmission (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
IT25885/73A 1972-07-31 1973-06-27 Sistema perfezionato per decodifi care dati codificati per mezzo della modulazione ad impulsi retrospettiva IT990700B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27633772A 1972-07-31 1972-07-31

Publications (1)

Publication Number Publication Date
IT990700B true IT990700B (it) 1975-07-10

Family

ID=23056240

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25885/73A IT990700B (it) 1972-07-31 1973-06-27 Sistema perfezionato per decodifi care dati codificati per mezzo della modulazione ad impulsi retrospettiva

Country Status (7)

Country Link
US (1) US3755654A (OSRAM)
JP (1) JPS5517431B2 (OSRAM)
CA (1) CA994912A (OSRAM)
DE (1) DE2338461C2 (OSRAM)
FR (1) FR2237370B1 (OSRAM)
GB (1) GB1380664A (OSRAM)
IT (1) IT990700B (OSRAM)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4997523A (OSRAM) * 1973-01-18 1974-09-14
JPS566030B2 (OSRAM) * 1973-08-31 1981-02-09
US4047000A (en) * 1975-12-02 1977-09-06 Powers Manufacturing, Inc. Control system for computer controlled identification of bottles
US4239151A (en) * 1979-04-19 1980-12-16 International Business Machines Corporation Method and apparatus for reducing the number of rejected documents when reading bar codes
DE3640003C2 (de) * 1986-11-22 1996-07-25 Schunk Produktionsgesellschaft Verfahren und Vorrichtung zur Informationsübertragung, insbesondere für mobile Informationsträgersysteme
DE19927318A1 (de) * 1999-06-15 2000-12-21 Mannesmann Vdo Ag Verfahren zur drahtlosen Übertragung von Daten

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3374475A (en) * 1965-05-24 1968-03-19 Potter Instrument Co Inc High density recording system
US3708748A (en) * 1970-04-27 1973-01-02 Ibm Retrospective pulse modulation and apparatus therefor
US3701886A (en) * 1970-12-30 1972-10-31 Ibm Method of representing data codes with equal width bar and device for reading same
US3701097A (en) * 1971-01-20 1972-10-24 Identicon Corp Decoding bar patterns
US3716699A (en) * 1971-04-02 1973-02-13 A Eckert Method and apparatus for optical code reading

Also Published As

Publication number Publication date
FR2237370A1 (OSRAM) 1975-02-07
DE2338461A1 (de) 1974-02-14
CA994912A (en) 1976-08-10
US3755654A (en) 1973-08-28
DE2338461C2 (de) 1985-07-11
FR2237370B1 (OSRAM) 1976-07-30
JPS5517431B2 (OSRAM) 1980-05-12
JPS4953755A (OSRAM) 1974-05-24
GB1380664A (en) 1975-01-15

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