GB845049A - Improvements in or relating to information recording media - Google Patents

Improvements in or relating to information recording media

Info

Publication number
GB845049A
GB845049A GB12409/58A GB1240958A GB845049A GB 845049 A GB845049 A GB 845049A GB 12409/58 A GB12409/58 A GB 12409/58A GB 1240958 A GB1240958 A GB 1240958A GB 845049 A GB845049 A GB 845049A
Authority
GB
United Kingdom
Prior art keywords
digit
space
blacking
spaces
ink
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
GB12409/58A
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.)
Siemens and Halske AG
Siemens Corp
Original Assignee
Siemens and Halske AG
Siemens 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 Siemens and Halske AG, Siemens Corp filed Critical Siemens and Halske AG
Publication of GB845049A publication Critical patent/GB845049A/en
Expired legal-status Critical Current

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
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/12—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using a selected wavelength, e.g. to sense red marks and ignore blue marks
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/04—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the shape
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Multimedia (AREA)
  • Recording Measured Values (AREA)
GB12409/58A 1957-04-18 1958-04-18 Improvements in or relating to information recording media Expired GB845049A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL358262X 1957-04-18

Publications (1)

Publication Number Publication Date
GB845049A true GB845049A (en) 1960-08-17

Family

ID=19785301

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12409/58A Expired GB845049A (en) 1957-04-18 1958-04-18 Improvements in or relating to information recording media

Country Status (5)

Country Link
BE (1) BE566923A (enrdf_load_html_response)
CH (1) CH358262A (enrdf_load_html_response)
FR (1) FR1194870A (enrdf_load_html_response)
GB (1) GB845049A (enrdf_load_html_response)
NL (2) NL216468A (enrdf_load_html_response)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982003935A1 (en) * 1981-04-29 1982-11-11 Denis James Morgan Storing and reading alpha-numeric characters

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982003935A1 (en) * 1981-04-29 1982-11-11 Denis James Morgan Storing and reading alpha-numeric characters

Also Published As

Publication number Publication date
BE566923A (enrdf_load_html_response)
CH358262A (de) 1961-11-15
FR1194870A (fr) 1959-11-13
NL104623C (enrdf_load_html_response)
NL216468A (enrdf_load_html_response)

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