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GB924993A - Improvements of and relating to photo-electric scanners for punched tapes - Google Patents
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GB924993A - Improvements of and relating to photo-electric scanners for punched tapes - Google Patents

Improvements of and relating to photo-electric scanners for punched tapes

Info

Publication number
GB924993A
GB924993A GB906460A GB906460A GB924993A GB 924993 A GB924993 A GB 924993A GB 906460 A GB906460 A GB 906460A GB 906460 A GB906460 A GB 906460A GB 924993 A GB924993 A GB 924993A
Authority
GB
United Kingdom
Prior art keywords
column
tape
slots
holes
drum
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
GB906460A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB924993A publication Critical patent/GB924993A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L17/00—Apparatus or local circuits for transmitting or receiving codes wherein each character is represented by the same number of equal-length code elements, e.g. Baudot code
    • H04L17/02—Apparatus or circuits at the transmitting end
    • H04L17/12—Automatic transmitters, e.g. controlled by perforated tape
    • H04L17/14—Automatic transmitters, e.g. controlled by perforated tape with optical sensing means

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
GB906460A 1959-03-28 1960-03-15 Improvements of and relating to photo-electric scanners for punched tapes Expired GB924993A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEV0016277 1959-03-28

Publications (1)

Publication Number Publication Date
GB924993A true GB924993A (en) 1963-05-01

Family

ID=7575556

Family Applications (1)

Application Number Title Priority Date Filing Date
GB906460A Expired GB924993A (en) 1959-03-28 1960-03-15 Improvements of and relating to photo-electric scanners for punched tapes

Country Status (3)

Country Link
GB (1) GB924993A (sr)
NL (1) NL249897A (sr)
SE (1) SE306847B (sr)

Also Published As

Publication number Publication date
NL249897A (sr)
SE306847B (sr) 1968-12-09

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