ES2117170T3 - Circuito de deteccion de gotas. - Google Patents

Circuito de deteccion de gotas.

Info

Publication number
ES2117170T3
ES2117170T3 ES94106214T ES94106214T ES2117170T3 ES 2117170 T3 ES2117170 T3 ES 2117170T3 ES 94106214 T ES94106214 T ES 94106214T ES 94106214 T ES94106214 T ES 94106214T ES 2117170 T3 ES2117170 T3 ES 2117170T3
Authority
ES
Spain
Prior art keywords
sensitive
optical
detection circuit
cascade
band pass
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 - Lifetime
Application number
ES94106214T
Other languages
English (en)
Inventor
Lowell Stewart
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.)
HP Inc
Original Assignee
Hewlett Packard 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 Hewlett Packard Co filed Critical Hewlett Packard Co
Application granted granted Critical
Publication of ES2117170T3 publication Critical patent/ES2117170T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/07—Ink jet characterised by jet control
    • B41J2/125—Sensors, e.g. deflection sensors
    • 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
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/07—Ink jet characterised by jet control
    • B41J2/115—Ink jet characterised by jet control synchronising the droplet separation and charging time
    • 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
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/135—Nozzles
    • B41J2/165—Prevention or detection of nozzle clogging, e.g. cleaning, capping or moistening for nozzles
    • B41J2/16579—Detection means therefor, e.g. for nozzle clogging

Landscapes

  • Ink Jet (AREA)
  • Particle Formation And Scattering Control In Inkjet Printers (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)

Abstract

UN CIRCUITO OPTICO DE DETECCION DE GOTEO PARA UNA IMPRESORA TERMICA POR CHORRO DE TINTA. EL CIRCUITO OPTICO DE DETECCION DE GOTEO INCLUYE UN SENSOR OPTICO (17) PARA PROPORCIONAR UNA SEÑAL DE SALIDA ELECTRICA DE UNA PRESENCIA DE UNA GOTA DE TINTA, UN AMPLIFICADOR (21) DE TRANSCONDUCTANCIA, SENSIBLE A LA SALIDA DEL CITADO SENSOR OPTICO, AMPLIFICADORES (23, 25) PRIMERO Y SEGUNDO DE PASO DE BANDA EN CASCADA, SENSIBLES AL AMPLIFICADOR DE TRANSCONDUCTANCIA, UN PRIMER CIRCUITO COMPARADOR (31, 41), SENSIBLE A LA SALIDA DE LOS AMPLIFICADORES DE PASO DE BANDA EN CASCADA, PARA PROPORCIONAR UNA SALIDA CON ARREGLO A LA DETECCION OPTICA DE UN PRIMER TAMAÑO DE GOTA DE TINTA MINIMO, Y UN SEGUNDO CIRCUITO COMPARADOR (32, 42), SENSIBLE A LA SALIDA DE LOS AMPLIFICADORES DE PASO DE BANDA EN CASCADA, PARA PROPORCIONAR UNA SALIDA, CON ARREGLO A LA DETECCION OPTICA DE SEGUNDO TAMAÑO DE GOTA MINIMO.
ES94106214T 1993-04-30 1994-04-21 Circuito de deteccion de gotas. Expired - Lifetime ES2117170T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/056,011 US5434430A (en) 1993-04-30 1993-04-30 Drop size detect circuit

Publications (1)

Publication Number Publication Date
ES2117170T3 true ES2117170T3 (es) 1998-08-01

Family

ID=22001588

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94106214T Expired - Lifetime ES2117170T3 (es) 1993-04-30 1994-04-21 Circuito de deteccion de gotas.

Country Status (5)

Country Link
US (1) US5434430A (es)
EP (1) EP0622195B1 (es)
JP (1) JPH0792086A (es)
DE (1) DE69410873T2 (es)
ES (1) ES2117170T3 (es)

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US5627571A (en) * 1994-10-13 1997-05-06 Xerox Corporation Drop sensing and recovery system for an ink jet printer
US5559339A (en) * 1994-10-31 1996-09-24 Abbott Laboratories Method and apparatus for verifying dispense of a fluid from a dispense nozzle
JP3200360B2 (ja) * 1995-05-29 2001-08-20 キヤノン株式会社 記録装置及び当該記録装置の制御方法
EP0767067B1 (en) * 1995-10-02 2002-12-11 Canon Kabushiki Kaisha Printer with detachable printhead
JP3329680B2 (ja) * 1996-05-16 2002-09-30 株式会社デンソー 光センサ
WO1997046389A1 (en) * 1996-06-03 1997-12-11 Ascom Hasler Mailing Systems Inc. Printing apparatus
US6283572B1 (en) 1997-03-04 2001-09-04 Hewlett-Packard Company Dynamic multi-pass print mode corrections to compensate for malfunctioning inkjet nozzles
US6357859B1 (en) * 1997-09-23 2002-03-19 Eastman Kodak Company Printer and method with an electromagnetic-inhibiting optical data link transmitting image forming data
EP0983855A3 (en) 1998-08-31 2000-08-02 Hewlett-Packard Company Dot substitution to compensate for failed ink jet nozzles
EP1027987B1 (en) 1999-02-12 2006-05-03 Hewlett-Packard Company, A Delaware Corporation Method for detecting drops in printer device
US6604807B1 (en) * 1999-02-18 2003-08-12 Hewlett-Packard Company Method and apparatus for detecting anomalous nozzles in an ink jet printer device
US6299275B1 (en) 1999-07-14 2001-10-09 Hewlett-Packard Company Thermal drop detector and method of thermal drop detection for use in inkjet printing devices
US6278469B1 (en) 1999-09-20 2001-08-21 Hewlett-Packard Company Customizing printmasks for printhead nozzle aberrations
JP2001113709A (ja) * 1999-10-19 2001-04-24 Seiko Epson Corp 印刷装置におけるインク滴の吐出検査装置の調整
US6488354B2 (en) * 1999-12-07 2002-12-03 Seiko Epson Corporation Liquid jetting apparatus
US6752483B1 (en) * 2000-02-11 2004-06-22 Hewlett-Packard Development, L.P. Method for detecting drops in printer device
ATE324983T1 (de) 2000-02-23 2006-06-15 Seiko Epson Corp Detektion einer nicht funktionierenden düse mittels eines lichtstrahles durch eine öffnung
US6513901B1 (en) * 2001-09-28 2003-02-04 Hewlett-Packard Company Method and apparatus for determining drop volume from a drop ejection device
DE10163463B9 (de) * 2001-12-21 2008-07-17 Osram Opto Semiconductors Gmbh Vorrichtung und Verfahren zu in-situ-Messung von auf Trägern aufgedruckten Polymermengen
JP4227395B2 (ja) * 2002-11-14 2009-02-18 キヤノン株式会社 液滴吐出状態判定方法及び装置とインクジェットプリンタ及びそのプログラムと記憶媒体
JP4967234B2 (ja) * 2004-12-21 2012-07-04 コニカミノルタホールディングス株式会社 微小液滴の検出装置、微小液滴の検出方法及びインクジェット記録装置
US7648220B2 (en) * 2007-04-23 2010-01-19 Hewlett-Packard Development Company, L.P. Sensing of fluid ejected by drop-on-demand nozzles
US20080259126A1 (en) * 2007-04-23 2008-10-23 Hewlett-Packard Development Company Lp Printing control
US20080261326A1 (en) * 2007-04-23 2008-10-23 Christie Dudenhoefer Drop-on-demand manufacturing of diagnostic test strips
JP5343753B2 (ja) * 2009-08-03 2013-11-13 株式会社リコー 液吐出検出装置およびインクジェット記録装置
JP5525471B2 (ja) * 2011-03-28 2014-06-18 富士フイルム株式会社 結露検出方法および装置
JP5201258B2 (ja) * 2011-12-16 2013-06-05 コニカミノルタホールディングス株式会社 液滴の検出装置、液滴の検出方法及びインクジェット記録装置
US9158643B2 (en) * 2012-02-27 2015-10-13 Xerox Corporation Adaptive miniumum variance control system with embedded diagnostic feature
KR102777021B1 (ko) 2012-12-27 2025-03-05 카티바, 인크. 정밀 공차 내로 유체를 증착하기 위한 인쇄 잉크 부피 제어를 위한 기법
US9352561B2 (en) 2012-12-27 2016-05-31 Kateeva, Inc. Techniques for print ink droplet measurement and control to deposit fluids within precise tolerances
US12330178B2 (en) 2012-12-27 2025-06-17 Kateeva, Inc. Techniques for arrayed printing of a permanent layer with improved speed and accuracy
US11673155B2 (en) 2012-12-27 2023-06-13 Kateeva, Inc. Techniques for arrayed printing of a permanent layer with improved speed and accuracy
US9832428B2 (en) 2012-12-27 2017-11-28 Kateeva, Inc. Fast measurement of droplet parameters in industrial printing system
US11141752B2 (en) 2012-12-27 2021-10-12 Kateeva, Inc. Techniques for arrayed printing of a permanent layer with improved speed and accuracy
US9700908B2 (en) 2012-12-27 2017-07-11 Kateeva, Inc. Techniques for arrayed printing of a permanent layer with improved speed and accuracy
US9154093B2 (en) 2013-01-25 2015-10-06 Hewlett-Packard Development Company, L.P. Liquid drop detection using backscattered light with amplifiers
US8939542B2 (en) 2013-06-24 2015-01-27 Hewlett-Packard Development Company, L.P. Detecting defective nozzles
KR102495563B1 (ko) 2013-12-12 2023-02-06 카티바, 인크. 두께를 제어하기 위해 하프토닝을 이용하는 잉크-기반 층 제조
IN2014MU00233A (es) 2014-01-22 2015-09-11 Shivani Scient Ind Private Ltd

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3992103A (en) * 1973-01-30 1976-11-16 National Research Development Corporation Devices for evaluating drop systems
US4063252A (en) * 1976-11-11 1977-12-13 International Business Machines Corporation Method and apparatus for controlling the velocity of ink drops in an ink jet printer
US4255754A (en) * 1979-03-19 1981-03-10 Xerox Corporation Differential fiber optic sensing method and apparatus for ink jet recorders
US4328504A (en) * 1980-10-16 1982-05-04 Ncr Corporation Optical sensing of ink jet printing
US4410895A (en) * 1981-10-26 1983-10-18 Xerox Corporation Ink jet sensor method and apparatus
EP0170984A3 (en) * 1984-08-06 1986-12-17 Abbott Laboratories Drop detecting system
US4754149A (en) * 1987-01-08 1988-06-28 Scientific Technology, Inc. Optical precipitation gauge which detects scintillations produced by particle movement in the light beam
US4751517A (en) * 1987-02-02 1988-06-14 Xerox Corporation Two-dimensional ink droplet sensors for ink jet printers
US4820281A (en) * 1987-05-21 1989-04-11 Ivy Medical, Inc. Drop volume measurement system
SU1486793A1 (ru) * 1987-09-07 1989-06-15 Sergej A Vorobev Способ контроля'толщины пленок оптических покрытий в процессе их изготовления и устройство для его осуществления
US5255009A (en) * 1992-05-01 1993-10-19 Hewlett-Packard Company Automatic maintenance system for drop aperture plate (optics protection)

Also Published As

Publication number Publication date
DE69410873T2 (de) 1998-10-08
DE69410873D1 (de) 1998-07-16
EP0622195B1 (en) 1998-06-10
US5434430A (en) 1995-07-18
EP0622195A3 (en) 1996-12-04
EP0622195A2 (en) 1994-11-02
JPH0792086A (ja) 1995-04-07

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