GB916157A - Reading device for an information bearer - Google Patents

Reading device for an information bearer

Info

Publication number
GB916157A
GB916157A GB41739/60A GB4173960A GB916157A GB 916157 A GB916157 A GB 916157A GB 41739/60 A GB41739/60 A GB 41739/60A GB 4173960 A GB4173960 A GB 4173960A GB 916157 A GB916157 A GB 916157A
Authority
GB
United Kingdom
Prior art keywords
character
gates
signals
iii
timing
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
GB41739/60A
Other languages
English (en)
Inventor
Petrus Ludovicus Maria Berkel
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.)
Government of Netherlands
Original Assignee
Government of Netherlands
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 Government of Netherlands filed Critical Government of Netherlands
Publication of GB916157A publication Critical patent/GB916157A/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
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
    • G06K7/10861—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices sensing of data fields affixed to objects or articles, e.g. coded labels
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/14—Error detection or correction of the data by redundancy in operations
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Quality & Reliability (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Engineering & Computer Science (AREA)
  • Toxicology (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Artificial Intelligence (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Communication Control (AREA)
  • Character Input (AREA)
GB41739/60A 1959-12-08 1960-12-05 Reading device for an information bearer Expired GB916157A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL246215 1959-12-08

Publications (1)

Publication Number Publication Date
GB916157A true GB916157A (en) 1963-01-23

Family

ID=19752073

Family Applications (1)

Application Number Title Priority Date Filing Date
GB41739/60A Expired GB916157A (en) 1959-12-08 1960-12-05 Reading device for an information bearer

Country Status (3)

Country Link
US (1) US3410991A (enExample)
GB (1) GB916157A (enExample)
NL (2) NL121115C (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3710319A (en) * 1970-06-05 1973-01-09 Scanamation Corp Optical character recognition system
US3800282A (en) * 1971-07-23 1974-03-26 Scanner Code reading system
IL38603A (en) * 1972-01-21 1975-10-15 Bar Lev H Automatic pattern recognition method and apparatus particularly for optically recognizing alphanumeric characters
US4132976A (en) * 1975-09-08 1979-01-02 Siegal Richard G Operator readable and machine readable character recognition systems
US4542528A (en) * 1981-04-09 1985-09-17 Recognition Equipment Incorporated OCR and bar code reader with optimized sensor
US4411016A (en) * 1981-06-01 1983-10-18 Recognition Equipment Incorporated Barcode width measurement system
DE3214621A1 (de) * 1982-04-20 1983-10-20 Siemens AG, 1000 Berlin und 8000 München Kombiniertes optisches handlesegeraet fuer maschinelle zeichenerkennung mit integriertem optischen system
US4553035A (en) * 1983-08-30 1985-11-12 Mylex Corporation Data acquisition control method and system for a hand held reader
US5487115A (en) * 1992-05-14 1996-01-23 United Parcel Service Method and apparatus for determining the fine angular orientation of bar code symbols in two-dimensional CCD images
US5748804A (en) * 1992-05-14 1998-05-05 United Parcel Service Of America, Inc. Method and apparatus for processing images with symbols with dense edges
US5276315A (en) * 1992-05-14 1994-01-04 United Parcel Service Of America, Inc. Method and apparatus for processing low resolution images of degraded bar code symbols
US5438636A (en) * 1992-05-14 1995-08-01 United Parcel Service Of America, Inc. Apparatus for simultaneously convolving multiple digital binary images using a single convolver with a binary mask to determine pixel densities
US5412196A (en) * 1994-04-01 1995-05-02 United Parcel Service Of America, Inc. Method and apparatus for decoding bar code images using multi-order feature vectors
US5438188A (en) * 1994-04-01 1995-08-01 United Parcel Service Of America, Inc. Method and apparatus for decoding bar code images using information from previous scan lines

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2944248A (en) * 1955-02-23 1960-07-05 Curtiss Wright Corp Data transfer device
IT592664A (enExample) * 1957-07-15
US3005189A (en) * 1958-02-17 1961-10-17 Ibm Interrecord noise elimination

Also Published As

Publication number Publication date
US3410991A (en) 1968-11-12
NL246215A (enExample)
NL121115C (enExample)

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