BE861595A - Recepteur de fac-similes - Google Patents

Recepteur de fac-similes

Info

Publication number
BE861595A
BE861595A BE183245A BE183245A BE861595A BE 861595 A BE861595 A BE 861595A BE 183245 A BE183245 A BE 183245A BE 183245 A BE183245 A BE 183245A BE 861595 A BE861595 A BE 861595A
Authority
BE
Belgium
Prior art keywords
similes
fac
receiver
similes receiver
Prior art date
Application number
BE183245A
Other languages
English (en)
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of BE861595A publication Critical patent/BE861595A/fr

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
    • H04N1/4055—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern
    • H04N1/4056—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern the pattern varying in one dimension only, e.g. dash length, pulse width modulation [PWM]
    • 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
    • H04N1/40025—Circuits exciting or modulating particular heads for reproducing continuous tone value scales
    • H04N1/40031—Circuits exciting or modulating particular heads for reproducing continuous tone value scales for a plurality of reproducing elements simultaneously

Landscapes

  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Engineering & Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Control Of El Displays (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
  • Color, Gradation (AREA)
  • Fax Reproducing Arrangements (AREA)
  • Dot-Matrix Printers And Others (AREA)
  • Facsimile Heads (AREA)
  • Facsimiles In General (AREA)
  • Facsimile Scanning Arrangements (AREA)
BE183245A 1976-12-13 1977-12-07 Recepteur de fac-similes BE861595A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/750,273 US4074319A (en) 1976-12-13 1976-12-13 Light emitting diode array imaging system - parallel approach

Publications (1)

Publication Number Publication Date
BE861595A true BE861595A (fr) 1978-03-31

Family

ID=25017172

Family Applications (1)

Application Number Title Priority Date Filing Date
BE183245A BE861595A (fr) 1976-12-13 1977-12-07 Recepteur de fac-similes

Country Status (14)

Country Link
US (1) US4074319A (fr)
JP (1) JPS5374830A (fr)
AU (1) AU515613B2 (fr)
BE (1) BE861595A (fr)
CA (1) CA1124832A (fr)
CH (1) CH631850A5 (fr)
DE (1) DE2754240A1 (fr)
ES (1) ES464991A1 (fr)
FR (1) FR2373928A1 (fr)
GB (1) GB1594151A (fr)
IL (1) IL53556A (fr)
IT (1) IT1088769B (fr)
NL (1) NL7713546A (fr)
SE (1) SE420884B (fr)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54146528A (en) * 1978-05-09 1979-11-15 Nec Corp Electron distribution recording device
FR2469841A1 (fr) * 1979-11-09 1981-05-22 Thomson Csf Dispositif de restitution de teintes utilisant une tete d'impression thermique et systeme d'impression thermique comportant un tel dispositif
JPS56109068A (en) * 1980-02-04 1981-08-29 Nippon Telegr & Teleph Corp <Ntt> Recorder for multitone
US4378568A (en) * 1981-01-29 1983-03-29 Eastman Kodak Company Light valve imaging apparatus and method for providing gray scale
DE3273429D1 (en) * 1981-06-19 1986-10-30 Toshiba Kk Thermal printer
JPS5825965A (ja) * 1981-08-08 1983-02-16 Sony Corp プリンタにおける着色特性補正回路
US4475115A (en) * 1982-05-27 1984-10-02 Eastman Kodak Company Banding-free printing by linear array of photosources
JPS5910073A (ja) * 1982-07-09 1984-01-19 Canon Inc 記録装置
US4455578A (en) * 1982-08-30 1984-06-19 Eastman Kodak Company Electronics for arrayed photosources
JPS59132276U (ja) * 1983-02-24 1984-09-05 沖電気工業株式会社 発光素子駆動回路
GB2143985B (en) * 1983-07-26 1987-01-28 Ferranti Plc Two dimensional visual display
JPS60135279A (ja) * 1983-12-23 1985-07-18 Canon Inc Ｌｅｄプリンタ
US4646079A (en) * 1984-09-12 1987-02-24 Cornell Research Foundation, Inc. Self-scanning electroluminescent display
JPS62272759A (ja) * 1986-05-21 1987-11-26 Matsushita Electric Ind Co Ltd 電子写真記録装置
JPS62284567A (ja) * 1986-06-02 1987-12-10 Matsushita Electric Ind Co Ltd 電子写真記録装置
JPS6374664A (ja) * 1986-09-18 1988-04-05 Sony Corp 感熱ヘツドの駆動回路
US5189406A (en) * 1986-09-20 1993-02-23 Thorn Emi Plc Display device
GB8623240D0 (en) * 1986-09-26 1986-10-29 Emi Plc Thorn Display device
JPS63312173A (ja) * 1987-06-12 1988-12-20 Mitsubishi Electric Corp 発光ダイオ−ドアレイの光量制御装置
GB2210720A (en) * 1987-10-09 1989-06-14 Eric Cheng LED displays
US5600363A (en) * 1988-12-28 1997-02-04 Kyocera Corporation Image forming apparatus having driving means at each end of array and power feeding substrate outside head housing
US5245355A (en) * 1989-12-18 1993-09-14 Eastman Kodak Company Method and apparatus for grey level printing with amplitude and pulsewidth modulation
US4963989A (en) * 1989-12-18 1990-10-16 Eastman Kodak Company Method and apparatus for grey level printing
JPH05500146A (ja) * 1990-05-10 1993-01-14 イーストマン・コダック・カンパニー ２進アーキテクチャプリントヘッドを使用するグレイレベルをプリントする方法及び装置
US5255013A (en) * 1990-11-07 1993-10-19 Eastman Kodak Company Multiple address grey level LED printing with binary architectured printhead
US5315320A (en) * 1990-09-29 1994-05-24 Kyocera Corporation Mirror image printing printhead
ES2072628T3 (es) * 1990-11-21 1995-07-16 Polaroid Corp Aparato impresor.
JPH04276465A (ja) * 1991-03-04 1992-10-01 Ricoh Co Ltd 画像形成装置
JP2866758B2 (ja) * 1991-07-05 1999-03-08 沖電気工業株式会社 ノンインパクトプリンタ
US5923355A (en) * 1991-07-16 1999-07-13 Minolta, Co., Ltd. Optical writing device
JP3138349B2 (ja) * 1992-04-03 2001-02-26 ローム株式会社 Ｌｅｄプリンタ
JPH05318812A (ja) * 1992-05-19 1993-12-03 Brother Ind Ltd 画像形成装置
JPH0655773A (ja) * 1992-08-04 1994-03-01 Minolta Camera Co Ltd 固体走査型プリントヘッド
US5581295A (en) * 1992-11-27 1996-12-03 Eastman Kodak Company Method and apparatus for resequencing image data for a printhead
KR960005015B1 (ko) * 1992-12-09 1996-04-18 삼성전자주식회사 프린팅 헤드를 갖는 프린터에서의 계조 표현 방법 및 구동회로
US5455602A (en) * 1993-03-29 1995-10-03 Texas Instruments Incorporated Combined modulation schemes for spatial light modulators
US5461410A (en) * 1993-03-29 1995-10-24 Texas Instruments Incorporated Gray scale printing using spatial light modulators
US5612728A (en) * 1994-05-20 1997-03-18 Westinghouse Electric Corporation Full color TFEL edge emitter printing system
US5615016A (en) * 1994-11-04 1997-03-25 Texas Instruments Incorporated Exposure scheme for minimizing microbanding inslm-based printers
KR100219831B1 (ko) * 1994-12-06 1999-09-01 니시모토 칸이치 노광장치
US5808800A (en) 1994-12-22 1998-09-15 Displaytech, Inc. Optics arrangements including light source arrangements for an active matrix liquid crystal image generator
US5748164A (en) 1994-12-22 1998-05-05 Displaytech, Inc. Active matrix liquid crystal image generator
JPH07232455A (ja) * 1995-01-17 1995-09-05 Canon Inc 画像形成装置
JP3319208B2 (ja) * 1995-03-07 2002-08-26 ミノルタ株式会社 デジタル画像形成装置
JPH08300730A (ja) * 1995-03-07 1996-11-19 Minolta Co Ltd 画像形成装置
US6806659B1 (en) * 1997-08-26 2004-10-19 Color Kinetics, Incorporated Multicolored LED lighting method and apparatus
US7113541B1 (en) 1997-08-26 2006-09-26 Color Kinetics Incorporated Method for software driven generation of multiple simultaneous high speed pulse width modulated signals
CN112994799B (zh) * 2021-03-09 2023-05-12 北京航空航天大学 一种基于高速led阵列的光强信号发射装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3590156A (en) * 1968-08-28 1971-06-29 Zenith Radio Corp Flat panel display system with time-modulated gray scale
US3627924A (en) * 1969-05-16 1971-12-14 Energy Conversion Devices Inc Flat screen television system
GB1451082A (en) * 1973-10-02 1976-09-29 Crosfield Electronics Ltd Exposing scanners for image reproduction
JPS51123511A (en) * 1975-04-22 1976-10-28 Oki Electric Ind Co Ltd Degree recording method

Also Published As

Publication number Publication date
CA1124832A (fr) 1982-06-01
ES464991A1 (es) 1978-09-01
SE420884B (sv) 1981-11-02
AU515613B2 (en) 1981-04-16
FR2373928A1 (fr) 1978-07-07
GB1594151A (en) 1981-07-30
DE2754240C2 (fr) 1989-10-12
SE7713583L (sv) 1978-06-14
IT1088769B (it) 1985-06-10
IL53556A0 (en) 1978-03-10
JPS5374830A (en) 1978-07-03
US4074319A (en) 1978-02-14
IL53556A (en) 1980-05-30
FR2373928B1 (fr) 1982-06-04
CH631850A5 (de) 1982-08-31
NL7713546A (nl) 1978-06-15
JPS6232865B2 (fr) 1987-07-17
AU3139977A (en) 1979-06-14
DE2754240A1 (de) 1978-06-15

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: WESTERN ELECTRIC CY INC.

Effective date: 19971207