JP2003186360A - パルス幅カウントの補正方法および装置 - Google Patents

パルス幅カウントの補正方法および装置

Info

Publication number
JP2003186360A
JP2003186360A JP2002300376A JP2002300376A JP2003186360A JP 2003186360 A JP2003186360 A JP 2003186360A JP 2002300376 A JP2002300376 A JP 2002300376A JP 2002300376 A JP2002300376 A JP 2002300376A JP 2003186360 A JP2003186360 A JP 2003186360A
Authority
JP
Japan
Prior art keywords
pulse width
toner
width count
environmental factor
printer
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.)
Withdrawn
Application number
JP2002300376A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003186360A5 (enExample
Inventor
Santiago Rodriguez
サンティアゴ・ロドリゲス
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
Publication of JP2003186360A publication Critical patent/JP2003186360A/ja
Publication of JP2003186360A5 publication Critical patent/JP2003186360A5/ja
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • 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
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00007—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for relating to particular apparatus or devices
    • H04N1/00015—Reproducing apparatus
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
    • G03G15/0856—Detection or control means for the developer level
    • 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
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00026—Methods therefor
    • H04N1/0005—Methods therefor in service, i.e. during normal operation
    • 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
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00026—Methods therefor
    • H04N1/00068—Calculating or estimating
    • 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
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00071—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for characterised by the action taken
    • H04N1/00082—Adjusting or controlling
    • 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
    • H04N1/23—Reproducing arrangements
    • H04N1/2307—Circuits or arrangements for the control thereof, e.g. using a programmed control device, according to a measured quantity
    • H04N1/2346—Circuits or arrangements for the control thereof, e.g. using a programmed control device, according to a measured quantity according to a detected condition or state of the reproducing device, e.g. temperature or ink quantity
    • 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
    • H04N1/23—Reproducing arrangements
    • H04N1/29—Reproducing arrangements involving production of an electrostatic intermediate picture
    • H04N1/295—Circuits or arrangements for the control thereof, e.g. using a programmed control device, according to a measured quantity
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/55—Self-diagnostics; Malfunction or lifetime display
    • G03G15/553—Monitoring or warning means for exhaustion or lifetime end of consumables, e.g. indication of insufficient copy sheet quantity for a job
    • G03G15/556—Monitoring or warning means for exhaustion or lifetime end of consumables, e.g. indication of insufficient copy sheet quantity for a job for toner consumption, e.g. pixel counting, toner coverage detection or toner density measurement
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/00025—Machine control, e.g. regulating different parts of the machine
    • G03G2215/00071—Machine control, e.g. regulating different parts of the machine by measuring the photoconductor or its environmental characteristics
    • G03G2215/00084—Machine control, e.g. regulating different parts of the machine by measuring the photoconductor or its environmental characteristics the characteristic being the temperature

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)
JP2002300376A 2001-10-16 2002-10-15 パルス幅カウントの補正方法および装置 Withdrawn JP2003186360A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/977688 2001-10-16
US09/977,688 US6553190B1 (en) 2001-10-16 2001-10-16 Correction of pulse width accumulator based on the temperature and relative humidity

Publications (2)

Publication Number Publication Date
JP2003186360A true JP2003186360A (ja) 2003-07-04
JP2003186360A5 JP2003186360A5 (enExample) 2005-05-12

Family

ID=25525413

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002300376A Withdrawn JP2003186360A (ja) 2001-10-16 2002-10-15 パルス幅カウントの補正方法および装置

Country Status (3)

Country Link
US (1) US6553190B1 (enExample)
JP (1) JP2003186360A (enExample)
GB (1) GB2383166B (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6641244B2 (en) * 2001-11-28 2003-11-04 Hewlett-Packard Development Company, Lp. Method and apparatus for modifying a printing process in response to environmental conditions received via a network
JP4250432B2 (ja) * 2003-02-13 2009-04-08 キヤノン株式会社 カラー印刷装置およびその制御方法
US20050226642A1 (en) * 2003-11-07 2005-10-13 Santiago Rodriguez Estimation of marking material usage
US7206525B2 (en) * 2003-12-26 2007-04-17 Seiko Epson Corporation Image forming apparatus, a toner counter and a calculation method of toner consumption
JP2006185091A (ja) * 2004-12-27 2006-07-13 Seiko Epson Corp 画像形成システム、画像形成装置、制御プログラム、該プログラムを記録したコンピュータ読み取り可能な記録媒体およびトナー消費量算出方法
DE102007016221A1 (de) 2007-04-04 2008-10-09 Qiagen Gmbh Pulverisator und dazugehöriges Verfahren für die Vorbereitung zur Prozessierung einer biologischen Probe
US7881623B2 (en) * 2007-08-29 2011-02-01 Canon Kabushiki Kaisha Image forming apparatus with developer supply control
US9656427B2 (en) 2014-01-05 2017-05-23 Makerbot Industries, Llc Controlling build chamber temperature

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5793406A (en) * 1996-03-06 1998-08-11 Hewlett-Packard Company Adjustment of dot size for laser imagers
US5655174A (en) * 1996-05-22 1997-08-05 Hewlett-Packard Company System with ambient sensor for estimating printing supply consumption
US6052203A (en) * 1996-11-19 2000-04-18 Seiko Epson Corporation Printing system, printer, printer driver and program storage medium
US6029021A (en) * 1996-12-20 2000-02-22 Fuji Xerox Co., Ltd. Image forming apparatus having an adaptive mode density control system
US5970275A (en) * 1997-05-12 1999-10-19 Lexmark International, Inc. Dynamic supply usage estimation
US5987398A (en) * 1998-04-30 1999-11-16 Sony Corporation Method and apparatus for statistical process control of machines and processes having non-constant mean of a response variable

Also Published As

Publication number Publication date
GB2383166B (en) 2005-08-03
GB2383166A (en) 2003-06-18
US20030072576A1 (en) 2003-04-17
US6553190B1 (en) 2003-04-22
GB0223897D0 (en) 2002-11-20

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