CA1131989A - Multi-pass matrix printing - Google Patents

Multi-pass matrix printing

Info

Publication number
CA1131989A
CA1131989A CA335,309A CA335309A CA1131989A CA 1131989 A CA1131989 A CA 1131989A CA 335309 A CA335309 A CA 335309A CA 1131989 A CA1131989 A CA 1131989A
Authority
CA
Canada
Prior art keywords
relative movement
print
line
print assembly
predetermined speed
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA335,309A
Other languages
English (en)
French (fr)
Inventor
Robert A. Ragen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xerox Corp
Original Assignee
Xerox 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 Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of CA1131989A publication Critical patent/CA1131989A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/485—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by the process of building-up characters or image elements applicable to two or more kinds of printing or marking processes
    • B41J2/505—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by the process of building-up characters or image elements applicable to two or more kinds of printing or marking processes from an assembly of identical printing elements
    • B41J2/5056—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by the process of building-up characters or image elements applicable to two or more kinds of printing or marking processes from an assembly of identical printing elements using dot arrays providing selective dot disposition modes, e.g. different dot densities for high speed and high-quality printing, array line selections for multi-pass printing, or dot shifts for character inclination

Landscapes

  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Character Spaces And Line Spaces In Printers (AREA)
  • Dot-Matrix Printers And Others (AREA)
CA335,309A 1978-10-16 1979-09-06 Multi-pass matrix printing Expired CA1131989A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/952,040 US4242003A (en) 1978-10-16 1978-10-16 Multi-pass matrix printing
US952,040 1978-10-16

Publications (1)

Publication Number Publication Date
CA1131989A true CA1131989A (en) 1982-09-21

Family

ID=25492523

Family Applications (1)

Application Number Title Priority Date Filing Date
CA335,309A Expired CA1131989A (en) 1978-10-16 1979-09-06 Multi-pass matrix printing

Country Status (6)

Country Link
US (1) US4242003A (en, 2012)
JP (1) JPS5553782A (en, 2012)
CA (1) CA1131989A (en, 2012)
DE (1) DE2937716A1 (en, 2012)
GB (1) GB2033844B (en, 2012)
IT (1) IT1123847B (en, 2012)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4393455A (en) * 1980-07-31 1983-07-12 Colt Industries Operating Corp. Modular electronic measuring and printing unit
JPS5738165A (en) * 1980-08-18 1982-03-02 Seiko Epson Corp Serial dot printer
DE3132842C2 (de) * 1981-08-19 1985-03-21 Siemens AG, 1000 Berlin und 8000 München Verfahren zur Reduzierung der Redundanz von binären Zeichenfolgen für Matrixdruckverfahren
US4460909A (en) * 1981-12-18 1984-07-17 International Business Machines Corporation Method and apparatus for enhancing the resolution of an electrophotographic printer
JPS5967063A (ja) * 1982-10-08 1984-04-16 Seikosha Co Ltd ドツトプリンタの印字方法
US4508463A (en) * 1982-11-01 1985-04-02 Wang Laboratories, Inc. High density dot matrix printer
JPS59101368A (ja) * 1982-12-01 1984-06-11 Canon Inc プリンタ付計算機
IT1161131B (it) * 1983-04-12 1987-03-11 Honeywell Inf Systems Procedimento per la stampa di caratteri di alta qualita' grafica
DE3474933D1 (en) * 1983-07-26 1988-12-08 Oki Electric Ind Co Ltd Printing system for a dot printer
FR2554616B1 (fr) * 1983-11-04 1987-06-05 Sintra Alcatel Sa Procede et dispositif de reproduction mixte
DE3430092C1 (de) * 1984-08-16 1986-02-27 Mannesmann AG, 4000 Düsseldorf Schreibwiderlager fuer Schreibmaschinen,insbesondere fuer Matrixdrucker
US4758103A (en) * 1986-04-15 1988-07-19 International Business Machines Corporation Method and apparatus for quieting the operation of a dot matrix printer
WO1987006529A1 (en) * 1986-04-24 1987-11-05 Eastman Kodak Company Double pass printing in dot matrix printer
US4744681A (en) * 1987-04-01 1988-05-17 Sheldon Dunstan P Form printer
US4960338A (en) * 1987-04-01 1990-10-02 Sheldon Dunstan P Dual printer system
US4748453A (en) * 1987-07-21 1988-05-31 Xerox Corporation Spot deposition for liquid ink printing
WO1989009133A1 (en) * 1988-03-24 1989-10-05 Sanders Royden C Jun Increased speed in near letter quality mode
US5239312A (en) * 1990-02-02 1993-08-24 Dataproducts Corporation Interlaced ink jet printing
US5070345A (en) * 1990-02-02 1991-12-03 Dataproducts Corporation Interlaced ink jet printing
JPH04187459A (ja) * 1990-11-21 1992-07-06 Brother Ind Ltd ドットプリント方式

Family Cites Families (41)

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Publication number Priority date Publication date Assignee Title
US2997361A (en) * 1958-06-25 1961-08-22 Ibm Selective electrostatic character printing
US3484791A (en) * 1966-06-24 1969-12-16 Xerox Corp High resolution electrostatic recording method and apparatus
US3518699A (en) * 1967-10-23 1970-06-30 Hewlett Packard Co Scanning apparatus for driving an electrostatic recording structure
GB1157237A (en) * 1968-01-11 1969-07-02 Standard Telephones Cables Ltd A Character Generation System
BE758652A (fr) * 1969-11-07 1971-05-10 Int Standard Electric Corp Perfectionnements aux dispositifs d'impression
US3703949A (en) * 1970-05-07 1972-11-28 Centronics Data Computer High-speed printer
US3823397A (en) * 1970-05-07 1974-07-09 Centronics Data Computer Serial to parallel converter for binary signals of two different pulse widths
US3715020A (en) * 1970-09-21 1973-02-06 Teletype Corp Wire recording and mechanism therefor
US3708050A (en) * 1970-10-26 1973-01-02 Ibm Printer control with monodirectional and bidirectional printing compatibility
US3690431A (en) * 1971-06-14 1972-09-12 Centronics Data Computer Print head assembly containing solenoids
IT939793B (it) * 1971-09-06 1973-02-10 Olivetti & Co Spa Dispositivo di scrittura per macchine calcolatrici elettroniche
US3900094A (en) * 1973-05-10 1975-08-19 Lrc Inc Matrix printer with overlapping print dots
GB1297237A (en, 2012) * 1971-10-07 1972-11-22
BE792213A (fr) * 1971-12-02 1973-06-01 Centronics Data Computer Imprimante rapide
US3792767A (en) * 1972-03-17 1974-02-19 Addressograph Multigraph Justifying typewriter with conjointly oppositely movable type head and platen
US3789969A (en) * 1972-04-06 1974-02-05 Centronics Data Computer High speed printer
US3802544A (en) * 1972-04-28 1974-04-09 Centronics Data Computer High speed dot matrix printer
US3810189A (en) * 1972-07-03 1974-05-07 Xerox Corp Printing apparatus employing stepping motor control system
US3858703A (en) * 1973-01-05 1975-01-07 Centronics Data Computer Bidirectional dual head printer
US3833891A (en) * 1973-03-26 1974-09-03 Centronics Data Computer High speed matrix printer
US3938641A (en) * 1973-04-09 1976-02-17 Extel Corporation Control system for high speed printer
GB1486428A (en) * 1974-04-11 1977-09-21 Int Computers Ltd Motor drive control arrangements
US3950685A (en) * 1974-04-25 1976-04-13 Lrc, Inc. Dc motor position controller
US3970183A (en) * 1974-06-05 1976-07-20 Centronics Data Computer Corporation Random access line printer
DE2435090C2 (de) * 1974-07-22 1982-06-03 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren und Anordnung zum Drucken von Grautonbildern
FR2283003A1 (fr) * 1974-07-25 1976-03-26 Sagem Perfectionnements apportes aux imprimantes
US3934695A (en) * 1974-09-23 1976-01-27 Hewlett-Packard Company Method and apparatus for enhancing and maintaining character quality in thermal printers
US3973662A (en) * 1974-11-29 1976-08-10 Extel Corporation Acceleration control system for high speed printer
US3991868A (en) * 1975-03-11 1976-11-16 Centronics Data Computer Corporation Method and apparatus for printing segmented characters
DE2516835C3 (de) * 1975-04-15 1978-11-23 Mannesmann Ag, 4000 Duesseldorf Steuerschaltung für die Auslösung der Drucknadeln eines in beiden Richtungen druckenden Nadeldruckkopfes
JPS51131223A (en) * 1975-05-08 1976-11-15 Nippon Telegr & Teleph Corp <Ntt> Type printing control method for ink jet printer
DE2535699C3 (de) * 1975-08-09 1978-12-14 Olympia Werke Ag, 2940 Wilhelmshaven Verfahren und Drucker zur Herstellung von feingerasterten Schriftzeichen auf einem Aufzeichnungsträger
US4037705A (en) * 1975-10-20 1977-07-26 Extel Corporation Descender printing system for dot matrix printer
US3990559A (en) * 1975-10-20 1976-11-09 Extel Corporation Method and apparatus for multiple speed print rate control for dot matrix printer
US4020939A (en) * 1975-10-21 1977-05-03 Ncr Corporation Matrix print head repetition rate control
DE2603347C3 (de) * 1976-01-29 1980-06-19 Siemens Ag, 1000 Berlin Und 8000 Muenchen Anordnung zum Aufzeichnen von Zeichen aus matrixartig gerasterten Zeichenelementen
CA1081535A (en) * 1976-04-19 1980-07-15 Chan H. Yeh Chinese character matrix printer
US4029190A (en) * 1976-06-28 1977-06-14 Xerox Corporation Font conversion apparatus
US4091913A (en) * 1976-12-06 1978-05-30 Xerox Corporation Printing apparatus with printing material non-motion detector
US4059183A (en) * 1976-12-30 1977-11-22 International Business Machines Corporation Dot matrix printer with slanted print head and modular skewing of dot pattern information
US4159882A (en) * 1977-06-30 1979-07-03 R. C. Sanders Technology Systems, Inc. High quality printer

Also Published As

Publication number Publication date
JPS5553782A (en) 1980-04-19
US4242003A (en) 1980-12-30
DE2937716A1 (de) 1980-04-24
GB2033844A (en) 1980-05-29
GB2033844B (en) 1983-02-09
IT1123847B (it) 1986-04-30
DE2937716C2 (en, 2012) 1989-09-07
IT7926501A0 (it) 1979-10-15

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Legal Events

Date Code Title Description
MKEX Expiry