NO148765C - Fremgangsmaate til koding av elektriske signaler tilveiebragt ved avsoekning av et grafisk moenster med blandet innhold av tekst og bilde - Google Patents

Fremgangsmaate til koding av elektriske signaler tilveiebragt ved avsoekning av et grafisk moenster med blandet innhold av tekst og bilde

Info

Publication number
NO148765C
NO148765C NO761147A NO761147A NO148765C NO 148765 C NO148765 C NO 148765C NO 761147 A NO761147 A NO 761147A NO 761147 A NO761147 A NO 761147A NO 148765 C NO148765 C NO 148765C
Authority
NO
Norway
Prior art keywords
searching
text
procedure
image
electrical signals
Prior art date
Application number
NO761147A
Other languages
English (en)
Other versions
NO761147L (no
NO148765B (no
Inventor
Wolfgang Postl
Walter Heinlein
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of NO761147L publication Critical patent/NO761147L/no
Publication of NO148765B publication Critical patent/NO148765B/no
Publication of NO148765C publication Critical patent/NO148765C/no

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
    • H04N1/23—Reproducing arrangements
    • 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
    • H04N1/41—Bandwidth or redundancy reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Studio Circuits (AREA)
  • Facsimiles In General (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
NO761147A 1975-04-15 1976-04-02 Fremgangsmaate til koding av elektriske signaler tilveiebragt ved avsoekning av et grafisk moenster med blandet innhold av tekst og bilde NO148765C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2516332A DE2516332C2 (de) 1975-04-15 1975-04-15 Verfahren zur Codierung von elektrischen Signalen, die bei der Abtastung eines graphischen Musters mit aus Text und Bild gemischtem Inhalt gewonnen werden

Publications (3)

Publication Number Publication Date
NO761147L NO761147L (no) 1976-10-18
NO148765B NO148765B (no) 1983-08-29
NO148765C true NO148765C (no) 1983-12-07

Family

ID=5943883

Family Applications (1)

Application Number Title Priority Date Filing Date
NO761147A NO148765C (no) 1975-04-15 1976-04-02 Fremgangsmaate til koding av elektriske signaler tilveiebragt ved avsoekning av et grafisk moenster med blandet innhold av tekst og bilde

Country Status (7)

Country Link
BE (1) BE840787A (no)
DE (1) DE2516332C2 (no)
FR (1) FR2308262A1 (no)
GB (1) GB1549739A (no)
IT (1) IT1059715B (no)
NL (1) NL7603416A (no)
NO (1) NO148765C (no)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4087788A (en) * 1977-01-14 1978-05-02 Ncr Canada Ltd - Ncr Canada Ltee Data compression system
DE2741953C3 (de) * 1977-09-17 1981-05-21 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Graviervorrichtung zum Herstellen von Druckformen
DE2825912A1 (de) * 1978-06-13 1980-01-03 Siemens Ag Verfahren zur uebertragung von aufzeichnungen mit gemischtem darstellungsinhalt auf einen sichtanzeigeschirm, insbesondere in fernsprechanlagen
US4194221A (en) * 1978-12-26 1980-03-18 Xerox Corporation Automatic multimode continuous halftone line copy reproduction
DE3024322A1 (de) * 1980-06-27 1982-01-21 Siemens AG, 1000 Berlin und 8000 München Verfahren zur codierung von elektrischen signalen, die bei der abtastung eines grafischen musters mit aus text und bildern gemischtem inhalt gewonnen werden
JPS5725771A (en) * 1980-07-23 1982-02-10 Canon Inc Picture signal processor
DE3107655A1 (de) * 1981-02-27 1982-09-16 Siemens AG, 1000 Berlin und 8000 München Verfahren zum auffinden und abgrenzen von textbereichen auf einer vorlage, die text-, graphik- und/oder bildbereiche enthalten kann
DE3113555A1 (de) * 1981-04-03 1982-10-21 Siemens AG, 1000 Berlin und 8000 München Verfahren zum automatischen erkennen von weissbloecken sowie text-, graphik- und/oder graubildbereichen auf druckvorlagen
GB2101442B (en) 1981-04-27 1985-09-11 Canon Kk Multiple copy facsimile system
US4495522A (en) * 1981-07-07 1985-01-22 Konishiroku Photo Industry Co., Ltd. Recording apparatus and method of picture image
BE889996A (nl) * 1981-08-18 1981-12-16 Belge Lampes Mat Electr Mble Facsimile overdrachtsinrichting
GB2115256B (en) * 1981-12-19 1986-01-29 Konishiroku Photo Ind Picture image discriminating apparatus
GB2114847B (en) * 1981-12-26 1986-02-12 Konishiroku Photo Ind Apparatus for discriminating between linear and tonal picture video signals
JPH0683357B2 (ja) * 1983-03-17 1994-10-19 キヤノン株式会社 画像処理方法
JPH0683365B2 (ja) * 1983-05-25 1994-10-19 キヤノン株式会社 画像処理装置
GB2153619B (en) * 1983-12-26 1988-01-20 Canon Kk Image processing apparatus
US4694352A (en) * 1984-09-21 1987-09-15 Canon Kabushiki Kaisha Image information processing system
DE3838632A1 (de) * 1988-11-15 1990-05-17 Agfa Gevaert Ag Computer-output-microfilm-printer und verfahren zu dessen verwendung
JPH08125868A (ja) * 1994-10-19 1996-05-17 Canon Inc 画像処理装置及び方法
US5802203A (en) * 1995-06-07 1998-09-01 Xerox Corporation Image segmentation using robust mixture models
DE19706268A1 (de) * 1997-02-18 1998-08-20 Christian Wenz Dateiformatspezifisches Packverfahren
DE19754488A1 (de) * 1997-12-09 1999-06-10 Thomas Dr Wagner Vorrichtung und Verfahren zum inhaltsabhängigen Scannen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3394352A (en) * 1965-07-22 1968-07-23 Electronic Image Systems Corp Method of and apparatus for code communication
US3646257A (en) * 1969-03-13 1972-02-29 Electronic Image Systems Corp Communication system having plural coding vocabularies
DE2127516C2 (de) * 1971-06-03 1982-04-29 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zur Übertragung binärcodierter Signale von Bildvorlagen oder Schriftvorlagen
DE2255887C3 (de) * 1972-11-15 1981-02-26 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zur Codierung von Bild-, insbesondere Faksimilesignalen

Also Published As

Publication number Publication date
DE2516332A1 (de) 1976-10-28
IT1059715B (it) 1982-06-21
FR2308262A1 (fr) 1976-11-12
NL7603416A (nl) 1976-10-19
NO761147L (no) 1976-10-18
NO148765B (no) 1983-08-29
DE2516332C2 (de) 1987-01-22
BE840787A (fr) 1976-08-02
FR2308262B1 (no) 1979-04-20
GB1549739A (en) 1979-08-08

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