JPS6285427U - - Google Patents
Info
- Publication number
- JPS6285427U JPS6285427U JP17692085U JP17692085U JPS6285427U JP S6285427 U JPS6285427 U JP S6285427U JP 17692085 U JP17692085 U JP 17692085U JP 17692085 U JP17692085 U JP 17692085U JP S6285427 U JPS6285427 U JP S6285427U
- Authority
- JP
- Japan
- Prior art keywords
- heat storage
- pixel
- preheating
- storage data
- energy
- 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.)
- Granted
Links
- 238000005338 heat storage Methods 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims 5
- 230000020169 heat generation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 8
- 238000001514 detection method Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Electronic Switches (AREA)
- Fax Reproducing Arrangements (AREA)
Description
図面は本考案の一実施例を説明するためのもの
で、このうち第１図はサーマルヘツド駆動装置の
要部を示すブロツク図、第２図は本実施例で参照
される画素の配置を示す説明図、第３図は蓄熱デ
ータＸｉを求めるために必要な画素についてこれ
らが黒の印字ドツトに対応する場合の着目画素に
対する重みを一例として表わした説明図、第４図
は装置の要部を具体的に表わしたブロツク図、第
５図は蓄熱データＸｉの演算内容を表わした説明
図、第６図はサーマルヘツドの構造を表わした断
面図、第７図は印字エネルギデータＥｉ１の演算
内容を表わした説明図、第８図は第１の予熱エネ
ルギデータＥｉ２の演算内容を表わした説明図、
第９図は第２の予熱エネルギデータＥｉ３の演算
内容を表わした説明図である。
１１……蓄熱演算部、１２……印字ビツト検出
部、１３……周辺温度検出部、１５……印字パル
ス幅演算回路、１６……第１の予熱パルス幅演算
回路、１７……第２の予熱パルス幅演算回路、３
１……Ｘｉ演算器、３３……Ｅｉ演算器、４１…
…Ｂｉ演算器、Ｂｉ′……断熱層蓄熱データ、Ｅ
ｉ１……印字エネルギデータ、Ｅｉ２……第１の
予熱エネルギデータ、Ｅｉ３……第２の予熱エネ
ルギデータ、Ｋ……基板温度データ、Ｘｉ……蓄
熱データ。
The drawings are for explaining one embodiment of the present invention. Among them, Fig. 1 is a block diagram showing the main parts of the thermal head driving device, and Fig. 2 shows the arrangement of pixels referred to in this embodiment. An explanatory diagram, FIG. 3 is an explanatory diagram showing, as an example, the weighting for the pixel of interest when these pixels correspond to black printed dots, and FIG. 4 is the main part of the device. FIG. 5 is an explanatory diagram showing the calculation contents of the heat storage data Xi , FIG. 6 is a sectional view showing the structure of the thermal head, and FIG. 7 is a diagram of the printing energy data Ei1 . An explanatory diagram showing the calculation contents, FIG. 8 is an explanatory diagram showing the calculation contents of the first preheating energy data Ei2 ,
FIG. 9 is an explanatory diagram showing the calculation contents of the second preheating energy data Ei3 . 11... Heat storage calculation section, 12... Print bit detection section, 13... Ambient temperature detection section, 15... Print pulse width calculation circuit, 16... First preheating pulse width calculation circuit, 17... Second Preheating pulse width calculation circuit, 3
1...X i computing unit, 33...E i computing unit, 41...
...B i computing unit, B i '...insulating layer heat storage data, E
i1 ...printing energy data, Ei2 ...first preheating energy data, Ei3 ...second preheating energy data, K...substrate temperature data, Xi ... heat storage data.
Claims (1)
配置し、これら発熱体の通電を個々に制御するこ
とによりこれら発熱体の温度を制御して画情報の
熱的な記録を行う装置において、現在通電制御を
行おうとする特定画素としての着目画素と、前記
着目画素に対する蓄熱レベルを表わした蓄熱デー
タを演算する蓄熱データ演算手段と、この演算さ
れた蓄熱データと着目画素の周囲の温度データと
を基にして着目画素の印字に必要な印字エネルギ
と着目画素に対応する発熱体の予熱エネルギとを
演算する印加エネルギ演算器とを具備することを
特徴とするサーマルヘツド駆動装置。 ２ 発熱体の予熱に必要な予熱エネルギが、蓄熱
データと温度データから演算される第１の予熱エ
ネルギと、将来通電制御される発熱体に対して蓄
熱データから演算される第２の予熱エネルギから
構成されることを特徴とする実用新案登録請求の
範囲第１項記載のサーマルヘツド駆動装置。 ３ 第１の予熱エネルギに引き続いて第２の予熱
エネルギが印加され、かつ第２の予熱エネルギが
第１の予熱エネルギよりもエネルギが大きいこと
を特徴とする実用新案登録請求の範囲第１項記載
のサーマルヘツド駆動装置。[Claims for Utility Model Registration] 1. Heat generating elements as the smallest unit of heat generation are arranged almost in a row, and the temperature of these heating elements is controlled by individually controlling the energization of these heating elements to thermally generate image information. In an apparatus for recording, a pixel of interest as a specific pixel for which energization control is currently being performed, a heat storage data calculation means for calculating heat storage data representing a heat storage level for the pixel of interest, and a heat storage data calculation unit that calculates the calculated heat storage data and a pixel of interest. A thermal head comprising an applied energy calculator that calculates the printing energy necessary for printing a pixel of interest and the preheating energy of a heating element corresponding to the pixel of interest based on temperature data around the pixel. Drive device. 2 The preheating energy necessary for preheating the heating element is calculated from the first preheating energy calculated from the heat storage data and temperature data, and the second preheating energy calculated from the heat storage data for the heating element that will be energized in the future. A thermal head driving device according to claim 1, characterized in that the thermal head driving device is constructed as follows. 3 Utility model registration claim 1, characterized in that a second preheating energy is applied subsequent to the first preheating energy, and the second preheating energy is larger than the first preheating energy. thermal head drive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17692085U JPH0353887Y2 (en) | 1985-11-19 | 1985-11-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17692085U JPH0353887Y2 (en) | 1985-11-19 | 1985-11-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6285427U true JPS6285427U (en) | 1987-05-30 |
| JPH0353887Y2 JPH0353887Y2 (en) | 1991-11-26 |
Family
ID=31117629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17692085U Expired JPH0353887Y2 (en) | 1985-11-19 | 1985-11-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0353887Y2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0361053A (en) * | 1989-07-31 | 1991-03-15 | Canon Inc | Recorder |
| JP2009137174A (en) * | 2007-12-07 | 2009-06-25 | Mitsubishi Electric Corp | Printer apparatus and printer system |
| JP2014079988A (en) * | 2012-10-18 | 2014-05-08 | Konica Minolta Inc | Image forming apparatus, and correction method |
| JP2016190339A (en) * | 2015-03-31 | 2016-11-10 | ブラザー工業株式会社 | Printer |
-
1985
- 1985-11-19 JP JP17692085U patent/JPH0353887Y2/ja not_active Expired
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0361053A (en) * | 1989-07-31 | 1991-03-15 | Canon Inc | Recorder |
| JP2009137174A (en) * | 2007-12-07 | 2009-06-25 | Mitsubishi Electric Corp | Printer apparatus and printer system |
| JP2014079988A (en) * | 2012-10-18 | 2014-05-08 | Konica Minolta Inc | Image forming apparatus, and correction method |
| JP2016190339A (en) * | 2015-03-31 | 2016-11-10 | ブラザー工業株式会社 | Printer |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0353887Y2 (en) | 1991-11-26 |
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