IT950718B - Apparecchiatura e procedimento per la codificazione e la decodificazio ne a modulazione retrospettiva - Google Patents

Apparecchiatura e procedimento per la codificazione e la decodificazio ne a modulazione retrospettiva

Info

Publication number
IT950718B
IT950718B IT7222330A IT2233072A IT950718B IT 950718 B IT950718 B IT 950718B IT 7222330 A IT7222330 A IT 7222330A IT 2233072 A IT2233072 A IT 2233072A IT 950718 B IT950718 B IT 950718B
Authority
IT
Italy
Prior art keywords
retrospective
decoding
procedure
equipment
modulation coding
Prior art date
Application number
IT7222330A
Other languages
English (en)
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 IT950718B publication Critical patent/IT950718B/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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/22—Character recognition characterised by the type of writing
    • G06V30/224—Character recognition characterised by the type of writing of printed characters having additional code marks or containing code marks
    • G06V30/2247—Characters composed of bars, e.g. CMC-7

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Artificial Intelligence (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Dc Digital Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
IT7222330A 1971-04-05 1972-03-24 Apparecchiatura e procedimento per la codificazione e la decodificazio ne a modulazione retrospettiva IT950718B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13123471A 1971-04-05 1971-04-05

Publications (1)

Publication Number Publication Date
IT950718B true IT950718B (it) 1973-06-20

Family

ID=22448531

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7222330A IT950718B (it) 1971-04-05 1972-03-24 Apparecchiatura e procedimento per la codificazione e la decodificazio ne a modulazione retrospettiva

Country Status (7)

Country Link
US (1) US3755809A (it)
JP (1) JPS5126209B1 (it)
CA (1) CA951432A (it)
DE (1) DE2215043A1 (it)
FR (1) FR2132304B1 (it)
GB (2) GB1350737A (it)
IT (1) IT950718B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112134479B (zh) * 2020-09-24 2025-08-19 深圳市振华微电子有限公司 一种多路输入脉冲调制器电路

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3387275A (en) * 1965-04-20 1968-06-04 Air Force Usa Digital detection and storage system
FR1531644A (fr) * 1967-05-24 1968-07-05 Dispositif de transmission de données à vitesse de transmission accélérée
US3636317A (en) * 1969-04-28 1972-01-18 Charecogn Systems Inc Machine readable code track

Also Published As

Publication number Publication date
DE2215043A1 (de) 1972-10-12
JPS5126209B1 (it) 1976-08-05
US3755809A (en) 1973-08-28
FR2132304A1 (it) 1972-11-17
GB1350737A (en) 1974-04-24
CA951432A (en) 1974-07-16
GB1359288A (en) 1974-07-10
FR2132304B1 (it) 1976-08-06

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