JPH0251464U - - Google Patents
Info
- Publication number
- JPH0251464U JPH0251464U JP13054888U JP13054888U JPH0251464U JP H0251464 U JPH0251464 U JP H0251464U JP 13054888 U JP13054888 U JP 13054888U JP 13054888 U JP13054888 U JP 13054888U JP H0251464 U JPH0251464 U JP H0251464U
- Authority
- JP
- Japan
- Prior art keywords
- scanning direction
- forming apparatus
- signal processing
- image forming
- processing section
- 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.)
- Pending
Links
- 238000006243 chemical reaction Methods 0.000 claims 2
- 238000010438 heat treatment Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 11
- 238000005070 sampling Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 1
- 238000003079 width control Methods 0.000 description 1
Landscapes
- Electronic Switches (AREA)
- Facsimile Heads (AREA)
- Fax Reproducing Arrangements (AREA)
- Editing Of Facsimile Originals (AREA)
Description
第１図〜第１３図はこの考案の一実施例を示し
たもので、各図は次のものを表している。第１図
はデジタル式電子複写装置の側面構造図、第２図
は第１図に於ける〜断面図、第３図は原稿台
の構造説明図、第４図は信号処理部の構成ブロツ
ク図、第５図は拡大画像用のサンプリングタイミ
ング生成回路と、スレツシヨルドレベル生成部の
ブロツク図、第６図は正・鏡像の書込・読出し回
路図、第７図は縮小時のサンプリングクロツク生
成回路図、第８図は中央印字制御のための回路図
（正像の場合）、第９図はストローブ発生回路図
、第１０図はストローブ巾監視部のブロツク図、
第１１図はサーマルヘツドの斜視図、第１２図は
サーマルヘツドの構成図、第１３図Ａはストロー
ブ巾制御なしに、副走査方向縮小時の記録画素の
重なりを示す作用説明図、第１３図Ｂは副走査送
りに対応してストローブ巾制御をした時の、記録
画素を示す作用説明図。
1 to 13 show one embodiment of this invention, and each figure represents the following. Fig. 1 is a side structural diagram of the digital electronic copying device, Fig. 2 is a sectional view of Fig. 1, Fig. 3 is an explanatory diagram of the structure of the document table, and Fig. 4 is a block diagram of the configuration of the signal processing unit. , Fig. 5 is a block diagram of the sampling timing generation circuit for enlarged images and the threshold level generation section, Fig. 6 is a write/read circuit diagram for normal and mirror images, and Fig. 7 is a sampling clock for reduction. Figure 8 is a circuit diagram for central printing control (in the case of normal image), Figure 9 is a strobe generation circuit diagram, Figure 10 is a block diagram of the strobe width monitoring section,
Fig. 11 is a perspective view of the thermal head, Fig. 12 is a configuration diagram of the thermal head, Fig. 13A is an explanatory diagram of the operation showing the overlap of recording pixels when reducing in the sub-scanning direction without strobe width control, Fig. 13 B is an explanatory diagram showing the operation of recording pixels when strobe width is controlled in response to sub-scanning feed.
Claims (1)
原稿を照射する光源、原稿からの反射光を集光す
るレンズアレイ、ならびに画素数に対応する多数
の光電変換素子を主走査方向に配列した光電変換
部から成るイメージセンサユニツトと、 前記イメージセンサユニツトからの電気信号を
符号化し、処理して出力する信号処理部と、 画素数に対応しブロツク化して主走査方向に配
列された多数の発熱抵抗体から成り、前記信号処
理部からの出力信号を受けて、感熱紙に印字する
記録部とから成る画像形成装置において、 前記記録部の前記発熱抵抗体への通電時間を制
御するストローブ巾発生手段を備えるとともに、 記録用感熱紙の遅い副走査送り量に対応して、
前記ストローブ巾発生手段から発信されるストロ
ーブ巾を減少させるようにしたことを特徴とする
画像形成装置。[Claims for Utility Model Registration] A light source that illuminates a document arranged in the main scanning direction and sent in the sub-scanning direction, a lens array that focuses reflected light from the document, and a large number of photoelectric conversion elements corresponding to the number of pixels. an image sensor unit consisting of photoelectric conversion sections arranged in the main scanning direction; a signal processing section that encodes, processes and outputs electrical signals from the image sensor unit; In an image forming apparatus, the image forming apparatus includes a recording section that receives an output signal from the signal processing section and prints on thermal paper in response to an output signal from the signal processing section, the heating resistor of the recording section being energized. In addition to being equipped with a strobe width generating means that controls the time, it also has a
An image forming apparatus characterized in that the strobe width transmitted from the strobe width generating means is reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13054888U JPH0251464U (en) | 1988-10-05 | 1988-10-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13054888U JPH0251464U (en) | 1988-10-05 | 1988-10-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0251464U true JPH0251464U (en) | 1990-04-11 |
Family
ID=31385816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13054888U Pending JPH0251464U (en) | 1988-10-05 | 1988-10-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0251464U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010208346A (en) * | 2010-06-28 | 2010-09-24 | Ai Solutions Corp | Thermal printer |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57178472A (en) * | 1981-04-27 | 1982-11-02 | Canon Inc | Recorder |
| JPS63202473A (en) * | 1987-02-18 | 1988-08-22 | Konica Corp | Thermal recorder corresponding to plural kinds of subscanning line density |
-
1988
- 1988-10-05 JP JP13054888U patent/JPH0251464U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57178472A (en) * | 1981-04-27 | 1982-11-02 | Canon Inc | Recorder |
| JPS63202473A (en) * | 1987-02-18 | 1988-08-22 | Konica Corp | Thermal recorder corresponding to plural kinds of subscanning line density |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010208346A (en) * | 2010-06-28 | 2010-09-24 | Ai Solutions Corp | Thermal printer |
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