JP7373701B2 - インクジェット印刷のためのパルス波形 - Google Patents
インクジェット印刷のためのパルス波形 Download PDFInfo
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- JP7373701B2 JP7373701B2 JP2022102759A JP2022102759A JP7373701B2 JP 7373701 B2 JP7373701 B2 JP 7373701B2 JP 2022102759 A JP2022102759 A JP 2022102759A JP 2022102759 A JP2022102759 A JP 2022102759A JP 7373701 B2 JP7373701 B2 JP 7373701B2
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Images
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- 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
- B41J2/015—Ink jet characterised by the jet generation process
- B41J2/04—Ink jet characterised by the jet generation process generating single droplets or particles on demand
- B41J2/045—Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
- B41J2/04501—Control methods or devices therefor, e.g. driver circuits, control circuits
- B41J2/04588—Control methods or devices therefor, e.g. driver circuits, control circuits using a specific waveform
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- 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
- B41J2/015—Ink jet characterised by the jet generation process
- B41J2/04—Ink jet characterised by the jet generation process generating single droplets or particles on demand
- B41J2/045—Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
- B41J2/04501—Control methods or devices therefor, e.g. driver circuits, control circuits
- B41J2/04581—Control methods or devices therefor, e.g. driver circuits, control circuits controlling heads based on piezoelectric elements
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- 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
- B41J2/015—Ink jet characterised by the jet generation process
- B41J2/04—Ink jet characterised by the jet generation process generating single droplets or particles on demand
- B41J2/045—Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
- B41J2/04501—Control methods or devices therefor, e.g. driver circuits, control circuits
- B41J2/04586—Control methods or devices therefor, e.g. driver circuits, control circuits controlling heads of a type not covered by groups B41J2/04575 - B41J2/04585, or of an undefined type
-
- 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
- B41J2/015—Ink jet characterised by the jet generation process
- B41J2/04—Ink jet characterised by the jet generation process generating single droplets or particles on demand
- B41J2/045—Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
- B41J2/04501—Control methods or devices therefor, e.g. driver circuits, control circuits
- B41J2/0459—Height of the driving signal being adjusted
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- 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
- B41J2/015—Ink jet characterised by the jet generation process
- B41J2/04—Ink jet characterised by the jet generation process generating single droplets or particles on demand
- B41J2/045—Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
- B41J2/04501—Control methods or devices therefor, e.g. driver circuits, control circuits
- B41J2/04595—Dot-size modulation by changing the number of drops per dot
-
- 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
- B41J2/015—Ink jet characterised by the jet generation process
- B41J2/04—Ink jet characterised by the jet generation process generating single droplets or particles on demand
- B41J2/045—Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
- B41J2/04501—Control methods or devices therefor, e.g. driver circuits, control circuits
- B41J2/04596—Non-ejecting pulses
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- 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
- B41J2/21—Ink jet for multi-colour printing
- B41J2/2103—Features not dealing with the colouring process per se, e.g. construction of printers or heads, driving circuit adaptations
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- 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
- B41J2/21—Ink jet for multi-colour printing
- B41J2/2121—Ink jet for multi-colour printing characterised by dot size, e.g. combinations of printed dots of different diameter
- B41J2/2128—Ink jet for multi-colour printing characterised by dot size, e.g. combinations of printed dots of different diameter by means of energy modulation
-
- 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
- B41J2/21—Ink jet for multi-colour printing
- B41J2/2107—Ink jet for multi-colour printing characterised by the ink properties
- B41J2/2114—Ejecting specialized liquids, e.g. transparent or processing liquids
-
- 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
- B41J2/21—Ink jet for multi-colour printing
- B41J2/2107—Ink jet for multi-colour printing characterised by the ink properties
- B41J2/2114—Ejecting specialized liquids, e.g. transparent or processing liquids
- B41J2/2117—Ejecting white liquids
-
- 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
- B41J2002/012—Ink jet with intermediate transfer member
Landscapes
- Ink Jet (AREA)
- Particle Formation And Scattering Control In Inkjet Printers (AREA)
Description
デジタル印刷において、適当な数の同色のインク液滴を噴射する印刷ヘッドによって、基板上の所与の位置(すなわち印刷画素)に必要な色合いが印刷され得る。印刷ヘッドは、駆動パルスに応答して、ノズルから各インク液滴を噴射する。したがって、必要な色合いは、噴射サイクル中、適当な数の同様の駆動パルスを印刷ヘッドに印加することによって実現され得る。本文脈において、「同様の」という用語は、数パーセントまでの偏差、たとえば±10%または±5%を意味する。
システム説明
合同噴射くすぐり波形を用いたインクジェット印刷
Claims (14)
- デジタル印刷システムであって、
インク液滴を噴射するように構成された、印刷ヘッドと、
プロセッサであって、
パルスを全く伴わない時間セクションと、
直前のセクションが駆動パルスを有するかまたはパルスを全く有しないかどうかにかかわらず、前記印刷ヘッドにそれぞれの液滴を噴射させる振幅を有する駆動パルスを伴う時間セクションと、
前記駆動パルスよりも小さい振幅を有し、かつ、直前のセクション内の駆動パルスに続いて印加されるときには、前記印刷ヘッドに液滴を噴射させる一方で、もしパルスを全く伴わないセクションの直後に印加されれば、前記印刷ヘッドに液滴を噴射させないようになっている、くすぐりパルスを伴う時間セクションと、
で形成された信号を前記印刷ヘッドに印加するように構成される、プロセッサと、
を備える、システム。 - 前記駆動パルスおよび前記くすぐりパルスは同じ時間分を有する、請求項1に記載のシステム。
- 前記プロセッサは、前記印刷ヘッドの噴射チャネル内部のインクにおける圧力波の共振周波数と一致するように、駆動パルスを伴う前記時間セクションのうち少なくとも1つの時間分を設定するように構成される、請求項1または2に記載のシステム。
- 前記プロセッサは、前記インクの種類に応答して、駆動パルスを伴う前記時間セクションのうち少なくとも1つの時間分を設定するように構成される、請求項3に記載のシステム。
- 前記プロセッサによって印加された信号は複数のシーケンスで形成され、各シーケンスは、前記印刷ヘッドによって基板上の所与の位置に印刷されることになる、必要な色合いに対応する、請求項1または2に記載のシステム。
- 前記プロセッサは、前記複数のシーケンスのうち1つ以上に前記くすぐりパルスを印加するように構成され、前記くすぐりパルスが印加される各シーケンスにおいて、前記くすぐりパルスは前記シーケンスの終わりに印加される、請求項5に記載のシステム。
- 前記くすぐりパルスは、駆動パルスの後に印加されるときに、前記駆動パルスに応答して噴射された液滴よりも小さい液滴を前記印刷ヘッドに噴射させる振幅を有する、請求項1または2に記載のシステム。
- デジタル印刷方法であって、
インク液滴を噴射する印刷ヘッドに、
パルスを全く伴わない時間セクションと、
直前のセクションが駆動パルスを有するかまたはパルスを全く有しないかどうかにかかわらず、前記印刷ヘッドにそれぞれの液滴を噴射させる振幅を有する駆動パルスを伴う時間セクションと、
前記駆動パルスよりも小さい振幅を有し、かつ、直前のセクション内の駆動パルスに続いて印加されるときには、前記印刷ヘッドに液滴を噴射させる一方で、もしパルスを全く伴わないセクションの直後に印加されれば、前記印刷ヘッドに液滴を噴射させないようになっている、くすぐりパルスを伴う時間セクションと、
で形成された信号を印加すること
を備える、方法。 - 前記駆動パルスおよび前記くすぐりパルスは同じ時間分を有する、請求項8に記載の方法。
- 駆動パルスを伴う前記時間セクションのうち少なくとも1つの時間分は、前記印刷ヘッドの噴射チャネル内部のインクにおける圧力波の共振周波数と一致する、請求項8または9に記載の方法。
- 駆動パルスを伴う前記時間セクションのうち少なくとも1つの時間分は、前記インクの種類に応答して設定される、請求項10に記載の方法。
- 前記信号を印加することは、複数のシーケンスで形成された信号を印加することを備え、各シーケンスは、前記印刷ヘッドによって基板上の所与の位置に印刷されることになる、必要な色合いに対応する、請求項8または9に記載の方法。
- 前記くすぐりパルスが印加される各シーケンスにおいて、前記くすぐりパルスは前記シーケンスの終わりに印加される、請求項12に記載の方法。
- 前記くすぐりパルスは、駆動パルスの後に印加されるときに、前記駆動パルスに応答して噴射された液滴よりも小さい液滴を前記印刷ヘッドに噴射させる振幅を有する、請求項8または9に記載の方法。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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US201862767533P | 2018-11-15 | 2018-11-15 | |
US62/767,533 | 2018-11-15 | ||
JP2021525196A JP7097511B2 (ja) | 2018-11-15 | 2019-08-14 | インクジェット印刷のためのパルス波形 |
PCT/IB2019/056888 WO2020099945A1 (en) | 2018-11-15 | 2019-08-14 | Pulse waveforms for ink jet printing |
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JP2021525196A Division JP7097511B2 (ja) | 2018-11-15 | 2019-08-14 | インクジェット印刷のためのパルス波形 |
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JP2022123146A JP2022123146A (ja) | 2022-08-23 |
JP7373701B2 true JP7373701B2 (ja) | 2023-11-06 |
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JP2022102759A Active JP7373701B2 (ja) | 2018-11-15 | 2022-06-27 | インクジェット印刷のためのパルス波形 |
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US (3) | US11325377B2 (ja) |
EP (1) | EP3863859A4 (ja) |
JP (2) | JP7097511B2 (ja) |
CN (1) | CN112996668B (ja) |
WO (1) | WO2020099945A1 (ja) |
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WO2020099945A1 (en) | 2018-11-15 | 2020-05-22 | Landa Corporation Ltd. | Pulse waveforms for ink jet printing |
Citations (6)
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JP2000127458A (ja) | 1998-10-22 | 2000-05-09 | Brother Ind Ltd | インクジェット記録装置 |
JP2011051214A (ja) | 2009-09-01 | 2011-03-17 | Fujifilm Corp | インクジェットヘッドの駆動方法及び装置 |
JP2011183550A (ja) | 2010-03-04 | 2011-09-22 | Fujifilm Corp | インクジェット噴射装置及びインクジェット噴射方法並びにインクジェット記録装置 |
JP2013107235A (ja) | 2011-11-18 | 2013-06-06 | Mimaki Engineering Co Ltd | インクジェット記録装置 |
US20150328882A1 (en) | 2014-05-19 | 2015-11-19 | Océ-Technologies B.V. | Ink jet printer and printing method |
WO2017130695A1 (ja) | 2016-01-29 | 2017-08-03 | コニカミノルタ株式会社 | インクジェット駆動装置およびインクジェット駆動方法 |
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US11648772B2 (en) | 2023-05-16 |
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