SE8604753L - Sett och anordning for lesning av kodad data samt datakodningssystem - Google Patents

Sett och anordning for lesning av kodad data samt datakodningssystem

Info

Publication number
SE8604753L
SE8604753L SE8604753A SE8604753A SE8604753L SE 8604753 L SE8604753 L SE 8604753L SE 8604753 A SE8604753 A SE 8604753A SE 8604753 A SE8604753 A SE 8604753A SE 8604753 L SE8604753 L SE 8604753L
Authority
SE
Sweden
Prior art keywords
marks
image
data
pixels
mark
Prior art date
Application number
SE8604753A
Other languages
Unknown language ( )
English (en)
Other versions
SE8604753D0 (sv
SE467555B (sv
Inventor
C C Dutton
W R Patterson
Original Assignee
Gtech 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 Gtech Corp filed Critical Gtech Corp
Publication of SE8604753D0 publication Critical patent/SE8604753D0/sv
Publication of SE8604753L publication Critical patent/SE8604753L/sv
Publication of SE467555B publication Critical patent/SE467555B/sv

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
    • G06K17/0032—Apparatus for automatic testing and analysing marked record carriers, used for examinations of the multiple choice answer type

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Character Input (AREA)
  • Image Analysis (AREA)
SE8604753A 1986-04-29 1986-11-06 Laesare foer avkaenning av naervaron av handskrivna markeringar i potentiella markeringsomraaden paa aatminstone ett kort samt saett att laesa ett hasardspelkort SE467555B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/857,114 US4724307A (en) 1986-04-29 1986-04-29 Marked card reader

Publications (3)

Publication Number Publication Date
SE8604753D0 SE8604753D0 (sv) 1986-11-06
SE8604753L true SE8604753L (sv) 1987-10-30
SE467555B SE467555B (sv) 1992-08-03

Family

ID=25325219

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8604753A SE467555B (sv) 1986-04-29 1986-11-06 Laesare foer avkaenning av naervaron av handskrivna markeringar i potentiella markeringsomraaden paa aatminstone ett kort samt saett att laesa ett hasardspelkort

Country Status (2)

Country Link
US (1) US4724307A (sv)
SE (1) SE467555B (sv)

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WO2019060264A1 (en) 2017-09-21 2019-03-28 Becton, Dickinson And Company HAZARDOUS CONTAMINANT COLLECTION KIT AND FAST TEST
WO2019060269A1 (en) 2017-09-21 2019-03-28 Becton, Dickinson And Company KIT FOR COLLECTING HAZARDOUS CONTAMINANTS AND RAPID ANALYSIS
WO2019060266A1 (en) 2017-09-21 2019-03-28 Becton, Dickinson And Company REACTIVE DEMARCATION TEMPLATE FOR DANGEROUS CONTAMINANT TEST
CA3075775A1 (en) 2017-09-21 2019-03-28 Becton, Dickinson And Company High dynamic range assays in hazardous contaminant testing
CN111278987B (zh) 2017-09-21 2024-02-23 贝克顿·迪金森公司 以高拾取和脱落效率收集有害污染物的采样系统和技术
EP3684512A4 (en) 2017-09-21 2021-06-09 Becton, Dickinson and Company EXTENDED REALITY DEVICES FOR DETECTING HAZARDOUS POLLUTION
CN212748381U (zh) 2019-01-28 2021-03-19 贝克顿·迪金森公司 一种有害污染物检测系统和一种有害污染物收集装置
CN112132154A (zh) * 2020-09-02 2020-12-25 杭州棒糖网络科技有限公司 一种早孕试纸t线加深方法

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Also Published As

Publication number Publication date
SE8604753D0 (sv) 1986-11-06
US4724307A (en) 1988-02-09
SE467555B (sv) 1992-08-03

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