NL7800930A - Dichtheidregelcircuit. - Google Patents

Dichtheidregelcircuit.

Info

Publication number
NL7800930A
NL7800930A NL7800930A NL7800930A NL7800930A NL 7800930 A NL7800930 A NL 7800930A NL 7800930 A NL7800930 A NL 7800930A NL 7800930 A NL7800930 A NL 7800930A NL 7800930 A NL7800930 A NL 7800930A
Authority
NL
Netherlands
Prior art keywords
control circuit
density control
density
circuit
control
Prior art date
Application number
NL7800930A
Other languages
English (en)
Dutch (nl)
Original Assignee
Mead 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 Mead Corp filed Critical Mead Corp
Publication of NL7800930A publication Critical patent/NL7800930A/xx

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
    • H04N1/405—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels
    • H04N1/4051—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a dispersed dots halftone pattern, the dots having substantially the same size

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Fax Reproducing Arrangements (AREA)
  • Ink Jet Recording Methods And Recording Media Thereof (AREA)
  • Particle Formation And Scattering Control In Inkjet Printers (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)
  • Ink Jet (AREA)
  • Facsimile Scanning Arrangements (AREA)
NL7800930A 1977-03-03 1978-01-26 Dichtheidregelcircuit. NL7800930A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/774,154 US4106061A (en) 1977-03-03 1977-03-03 Density control for ink jet copier

Publications (1)

Publication Number Publication Date
NL7800930A true NL7800930A (nl) 1978-09-05

Family

ID=25100405

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7800930A NL7800930A (nl) 1977-03-03 1978-01-26 Dichtheidregelcircuit.

Country Status (13)

Country Link
US (1) US4106061A (it)
JP (1) JPS5855714B2 (it)
BE (1) BE864553A (it)
BR (1) BR7801283A (it)
CA (1) CA1090863A (it)
CH (1) CH630008A5 (it)
DE (1) DE2809338C3 (it)
FR (1) FR2382335A1 (it)
GB (1) GB1556642A (it)
IL (1) IL53864A (it)
IT (1) IT1107053B (it)
NL (1) NL7800930A (it)
SE (1) SE428166B (it)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4112469A (en) * 1977-04-21 1978-09-05 The Mead Corporation Jet drop copying apparatus
US4155103A (en) * 1977-11-28 1979-05-15 The Mead Corporation Dot matrix copying apparatus
JPS6023541B2 (ja) * 1978-05-02 1985-06-07 株式会社リコー デイジタル複写機
DE2936667A1 (de) * 1978-09-12 1980-03-20 Canon Kk Kopiergeraet
US4207579A (en) * 1979-01-08 1980-06-10 The Mead Corporation Reciprocating paper handling apparatus for use in an ink jet copier
FI790105A (fi) * 1979-01-12 1980-07-13 Valmet Oy Foerfarande och anordning foer behandling av fiberbana
US4225872A (en) * 1979-01-31 1980-09-30 The Mead Corporation Ink jet printer
US4285507A (en) * 1979-01-31 1981-08-25 The Mead Corporation Ink jet printer
JPS55130781A (en) * 1979-03-30 1980-10-09 Canon Inc Liquid injecting recorder
US4237466A (en) * 1979-05-07 1980-12-02 The Mead Corporation Paper transport system for an ink jet printer
US4278999A (en) * 1979-09-12 1981-07-14 The Mead Corporation Moving image scanner
US4469026A (en) * 1979-09-20 1984-09-04 Ibm Corporation Method and apparatus for controlling drying and detaching of printed material
US4321627A (en) * 1979-09-20 1982-03-23 International Business Machines Corporation Optical scanner for ink jet printer
JPS5691228A (en) * 1979-12-25 1981-07-24 Fuji Photo Film Co Ltd Laser recorder
JPS5738065A (en) * 1980-08-20 1982-03-02 Canon Inc Video forming device
US4394685A (en) * 1980-09-04 1983-07-19 Centronics Data Computer Corporation Interface for operating a dot matrix printer for printing a video image
GB2089165B (en) * 1980-10-30 1985-10-09 Canon Kk Character and image processing
US4554593A (en) * 1981-01-02 1985-11-19 International Business Machines Corporation Universal thresholder/discriminator
US4395031A (en) * 1981-09-08 1983-07-26 The Webb Company Apparatus for printing books of signatures and method for same
US4642681A (en) * 1982-10-08 1987-02-10 Canon Kabushiki Kaisha Color image processing apparatus for generating color output signals and a black output signal in a mutually exclusive manner
JPS6062779A (ja) * 1983-08-31 1985-04-10 Nec Corp インクジェット記録方法
DE3343907C2 (de) * 1983-12-05 1986-02-27 Lothar 5300 Bonn Becker Optoelektronischer Handkopierer
JPS60208182A (ja) * 1984-03-30 1985-10-19 Canon Inc ビデオ画像記録装置
US4872063A (en) * 1988-03-17 1989-10-03 Optum Corporation Method to increase scanning resolution using a synthetic aperture
US5028192A (en) * 1988-07-15 1991-07-02 Foote & Davies, Inc. Binding and collating techniques
US5070410A (en) * 1989-03-21 1991-12-03 Hewlett-Packard Company Apparatus and method using a combined read/write head for processing and storing read signals and for providing firing signals to thermally actuated ink ejection elements
US5532825A (en) * 1993-08-30 1996-07-02 Hewlett-Packard Company Add-on scanner for existing ink jet printer
DE69417319T2 (de) * 1993-08-30 1999-07-15 Hewlett Packard Co Bildabtastkopf für einen thermischen Tintenstrahldrucker

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1973725A (en) * 1934-09-18 Picture transmission amplifier
NL263106A (it) * 1960-04-01
US3294896A (en) * 1963-07-24 1966-12-27 Bell Telephone Labor Inc Digital encoder for facsimile transmission
FR1457309A (fr) * 1965-05-13 1966-01-24 Colos Soc Procédé et dispositif électroniques de reproduction des demi-teintes sur électrostencil
US3580995A (en) * 1968-04-29 1971-05-25 Rca Corp Constant sized halftone dot image generator
US3613103A (en) * 1969-07-25 1971-10-12 Alden Res Found Analog signal modifying apparatus
JPS4883723A (it) * 1972-02-08 1973-11-08
US3928718A (en) * 1973-05-09 1975-12-23 Hitachi Ltd Image reproducing system
US3977007A (en) * 1975-06-02 1976-08-24 Teletype Corporation Gray tone generation

Also Published As

Publication number Publication date
CA1090863A (en) 1980-12-02
BE864553A (fr) 1978-09-04
GB1556642A (en) 1979-11-28
CH630008A5 (de) 1982-05-28
JPS53109430A (en) 1978-09-25
FR2382335B1 (it) 1984-01-27
SE7802365L (sv) 1978-09-04
FR2382335A1 (fr) 1978-09-29
JPS5855714B2 (ja) 1983-12-10
DE2809338B2 (de) 1981-05-07
DE2809338A1 (de) 1978-09-07
IT1107053B (it) 1985-11-18
IL53864A0 (en) 1978-04-30
US4106061A (en) 1978-08-08
IL53864A (en) 1980-11-30
IT7867250A0 (it) 1978-02-08
BR7801283A (pt) 1978-09-26
SE428166B (sv) 1983-06-06
DE2809338C3 (de) 1982-01-28

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
CNR Transfer of rights (patent application after its laying open for public inspection)

Free format text: EASTMAN KODAK COMPANY

BV The patent application has lapsed