DK114029B - Kobling til formindskelse af støj i et sort-hvidt-billede. - Google Patents

Kobling til formindskelse af støj i et sort-hvidt-billede.

Info

Publication number
DK114029B
DK114029B DK202066AA DK202066A DK114029B DK 114029 B DK114029 B DK 114029B DK 202066A A DK202066A A DK 202066AA DK 202066 A DK202066 A DK 202066A DK 114029 B DK114029 B DK 114029B
Authority
DK
Denmark
Prior art keywords
black
coupling
reduce noise
white image
white
Prior art date
Application number
DK202066AA
Other languages
Danish (da)
English (en)
Inventor
J Weaver
D Woollons
Original Assignee
Philips Nv
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
Priority claimed from GB17234/65A external-priority patent/GB1106975A/en
Application filed by Philips Nv filed Critical Philips Nv
Publication of DK114029B publication Critical patent/DK114029B/da

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06V30/16—Image preprocessing
    • G06V30/164—Noise filtering
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Character Input (AREA)
  • Semiconductor Memories (AREA)
DK202066AA 1965-04-23 1966-04-20 Kobling til formindskelse af støj i et sort-hvidt-billede. DK114029B (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB17234/65A GB1106975A (en) 1965-04-23 1965-04-23 Improvements in or relating to character recognition systems
GB1723466 1966-01-24

Publications (1)

Publication Number Publication Date
DK114029B true DK114029B (da) 1969-05-19

Family

ID=26252559

Family Applications (1)

Application Number Title Priority Date Filing Date
DK202066AA DK114029B (da) 1965-04-23 1966-04-20 Kobling til formindskelse af støj i et sort-hvidt-billede.

Country Status (7)

Country Link
US (1) US3439353A (US06534493-20030318-C00166.png)
BE (1) BE679852A (US06534493-20030318-C00166.png)
CH (1) CH445912A (US06534493-20030318-C00166.png)
DE (1) DE1298323B (US06534493-20030318-C00166.png)
DK (1) DK114029B (US06534493-20030318-C00166.png)
NL (1) NL6605181A (US06534493-20030318-C00166.png)
SE (1) SE313453B (US06534493-20030318-C00166.png)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3289164A (en) * 1964-04-29 1966-11-29 Control Data Corp Character normalizing reading machine

Also Published As

Publication number Publication date
CH445912A (de) 1967-10-31
US3439353A (en) 1969-04-15
SE313453B (US06534493-20030318-C00166.png) 1969-08-11
DE1298323B (de) 1969-06-26
BE679852A (US06534493-20030318-C00166.png) 1966-10-21
NL6605181A (US06534493-20030318-C00166.png) 1966-10-24

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