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SE375869B - - Google Patents

Info

Publication number
SE375869B
SE375869B SE7009840A SE984070A SE375869B SE 375869 B SE375869 B SE 375869B SE 7009840 A SE7009840 A SE 7009840A SE 984070 A SE984070 A SE 984070A SE 375869 B SE375869 B SE 375869B
Authority
SE
Sweden
Application number
SE7009840A
Inventor
M G Wilson
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of SE375869B publication Critical patent/SE375869B/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40Picture signal circuits
    • H04N1/401Compensating positionally unequal response of the pick-up or reproducing head
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06GANALOGUE COMPUTERS
    • G06G7/00Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/24Arrangements for performing computing operations, e.g. operational amplifiers for evaluating logarithmic or exponential functions, e.g. hyperbolic functions
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00Arrangements for image or video recognition or understanding
    • G06V10/10Image acquisition

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Image Input (AREA)
  • Manipulation Of Pulses (AREA)
  • Facsimile Image Signal Circuits (AREA)
SE7009840A 1969-07-15 1970-07-15 SE375869B (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US84182369A 1969-07-15 1969-07-15

Publications (1)

Publication Number Publication Date
SE375869B true SE375869B (xx) 1975-04-28

Family

ID=25285768

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7009840A SE375869B (xx) 1969-07-15 1970-07-15

Country Status (6)

Country Link
US (1) US3626092A (xx)
JP (1) JPS4932616B1 (xx)
DE (1) DE2029627C3 (xx)
FR (1) FR2056227A5 (xx)
GB (1) GB1255759A (xx)
SE (1) SE375869B (xx)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3935540A (en) * 1971-03-08 1976-01-27 International Business Machines Corporation D.C. coupled impedance reducing circuit
GB1435696A (en) * 1972-09-01 1976-05-12 Kodak Ltd Amplifier circuits
JPS5058945A (xx) * 1973-09-25 1975-05-22
US4150402A (en) * 1977-04-07 1979-04-17 Xerox Corporation Method and apparatus for reducing the effect of laser noise in a scanning laser read system
JPS54132131A (en) * 1978-04-05 1979-10-13 Sumitomo Electric Ind Ltd Optical information reading device
US4246606A (en) * 1979-04-17 1981-01-20 Hajime Industries Ltd. Inspection apparatus
US4516174A (en) * 1980-03-10 1985-05-07 Ricoh Company, Ltd. Video signal regulating apparatus
DE3527301A1 (de) * 1984-07-31 1986-02-13 Canon K.K., Tokio/Tokyo Bildleseeinrichtung
DE3585478D1 (de) * 1984-09-12 1992-04-09 Fuji Photo Film Co Ltd Abtastlesevorrichtung mit kompensationsmittel gegen abtastgeschwindigkeitsschwankungen und verfahren zum justieren des korrektionskoeffizienten.
JPH0738002B2 (ja) * 1986-08-19 1995-04-26 パイオニア株式会社 デイジタルレベル表示装置
DE3629422C2 (de) * 1986-08-29 1994-02-17 Agfa Gevaert Ag Verfahren und Vorrichtung zum Einstellen von Belichtungsgrößen an einem Kopiergerät
DE3740017A1 (de) * 1987-11-26 1989-06-08 Bielomatik Leuze & Co Schaltungsanordnung zum erfassen von markierungen
US5134276A (en) * 1990-10-09 1992-07-28 International Business Machines Corporation Noise cancelling circuitry for optical systems with signal dividing and combining means
DE4334712A1 (de) * 1993-10-12 1995-04-13 Heidelberger Druckmasch Ag Reproduktionssystem

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3037129A (en) * 1960-10-05 1962-05-29 Bel Clarence J Le Broad-band logarithmic translating apparatus utilizing threshold capacitive circuit to compensate for inherent inductance of logarithmic impedance
US3058057A (en) * 1960-12-16 1962-10-09 Bell Telephone Labor Inc Ionization manometer circuit
US3196208A (en) * 1962-01-24 1965-07-20 Philco Corp Two-level quantization system
US3322893A (en) * 1963-12-11 1967-05-30 Xerox Corp Background scanning system for facsimile communication
US3310688A (en) * 1964-05-07 1967-03-21 Rca Corp Electrical circuits
US3379826A (en) * 1965-05-05 1968-04-23 Sylvania Electric Prod Video processing system providing correction for changes in the light source intensity and for light fluctuations due to different page reflectivities

Also Published As

Publication number Publication date
US3626092A (en) 1971-12-07
DE2029627B2 (de) 1980-02-14
JPS4932616B1 (xx) 1974-08-31
DE2029627A1 (de) 1972-02-17
FR2056227A5 (xx) 1971-05-14
GB1255759A (en) 1971-12-01
DE2029627C3 (de) 1980-10-09

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