IL49501A - Device for converting tonal images to line drawings - Google Patents

Device for converting tonal images to line drawings

Info

Publication number
IL49501A
IL49501A IL49501A IL4950176A IL49501A IL 49501 A IL49501 A IL 49501A IL 49501 A IL49501 A IL 49501A IL 4950176 A IL4950176 A IL 4950176A IL 49501 A IL49501 A IL 49501A
Authority
IL
Israel
Prior art keywords
signal
video
line drawing
tonal image
intermediate signal
Prior art date
Application number
IL49501A
Other languages
English (en)
Other versions
IL49501A0 (en
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of IL49501A0 publication Critical patent/IL49501A0/xx
Publication of IL49501A publication Critical patent/IL49501A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/40093—Modification of content of picture, e.g. retouching

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Facsimiles In General (AREA)
  • Image Processing (AREA)
  • Studio Circuits (AREA)
IL49501A 1975-06-10 1976-04-30 Device for converting tonal images to line drawings IL49501A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/585,641 US4072818A (en) 1975-06-10 1975-06-10 System for converting tonal images to line drawings

Publications (2)

Publication Number Publication Date
IL49501A0 IL49501A0 (en) 1976-06-30
IL49501A true IL49501A (en) 1977-12-30

Family

ID=24342311

Family Applications (1)

Application Number Title Priority Date Filing Date
IL49501A IL49501A (en) 1975-06-10 1976-04-30 Device for converting tonal images to line drawings

Country Status (12)

Country Link
US (1) US4072818A (es)
JP (1) JPS51150924A (es)
BE (1) BE842793A (es)
BR (1) BR7603291A (es)
CA (1) CA1046159A (es)
DE (1) DE2624865A1 (es)
ES (1) ES448533A1 (es)
FR (1) FR2314626A1 (es)
GB (1) GB1522746A (es)
GR (1) GR60308B (es)
IL (1) IL49501A (es)
IT (1) IT1105551B (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2738586A1 (de) * 1976-08-31 1978-03-02 Kenneth Mason Holdings Ltd Datenverarbeitungseinheit zum verarbeiten gedruckter daten
DE2814891C3 (de) * 1978-04-06 1982-02-11 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Verfahren zur Umwandlung eines Videosignals in ein Schwarz/Weiß-Signal
DE3215673C2 (de) * 1981-04-29 1987-04-23 Mitsubishi Denki K.K. Abtastvorrichtung zum Bestimmen der Konfiguration von Walzgut
JPS58113941A (ja) * 1981-12-26 1983-07-07 Dainippon Printing Co Ltd 印刷用マスクまたは版下の作成装置
US4590606A (en) * 1982-12-13 1986-05-20 International Business Machines Corporation Multi-function image processing system
GB2160052A (en) * 1984-04-26 1985-12-11 Philips Electronic Associated Video signal processing arrangement
JPS61114384A (ja) * 1984-11-08 1986-06-02 Matsushita Electric Ind Co Ltd 物体写生装置
JPH03185574A (ja) * 1989-12-15 1991-08-13 Fuji Xerox Co Ltd 多値画像フィルタ処理装置
US7162099B2 (en) * 2000-03-24 2007-01-09 Koninklijke Philips Electronics N.V. N-dimensional filter and method for n-dimensionally filtering an original image pixel

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3249690A (en) * 1961-11-13 1966-05-03 Beckman Instruments Inc Video quantizer producing binary output signals at inflection points of input signal
US3472950A (en) * 1965-08-07 1969-10-14 Matsushita Electric Ind Co Ltd Method for improving sharpness of television images

Also Published As

Publication number Publication date
GR60308B (en) 1978-05-08
BE842793A (fr) 1976-12-10
ES448533A1 (es) 1977-07-01
FR2314626B1 (es) 1978-05-19
FR2314626A1 (fr) 1977-01-07
GB1522746A (en) 1978-08-31
IT1105551B (it) 1985-11-04
US4072818A (en) 1978-02-07
JPS51150924A (en) 1976-12-24
BR7603291A (pt) 1977-02-15
IL49501A0 (en) 1976-06-30
CA1046159A (en) 1979-01-09
DE2624865A1 (de) 1976-12-23

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