JPS6271642U - - Google Patents
Info
- Publication number
- JPS6271642U JPS6271642U JP1985162309U JP16230985U JPS6271642U JP S6271642 U JPS6271642 U JP S6271642U JP 1985162309 U JP1985162309 U JP 1985162309U JP 16230985 U JP16230985 U JP 16230985U JP S6271642 U JPS6271642 U JP S6271642U
- Authority
- JP
- Japan
- Prior art keywords
- led printer
- printer head
- amount
- led
- light
- 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
- 108091008695 photoreceptors Proteins 0.000 claims description 2
- 230000000087 stabilizing effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Description
第１図は本考案によるＬＥＤプリンタの基本概
念を示す概略斜視図、第２図はＬＥＤプリンタの
制御回路を示すブロツク図、第３図は従来のＬＥ
Ｄプリンタの概略断面図である。
１：感光体、２：ＬＥＤプリンタヘツド、２ａ
：ＬＥＤアレイ、２ｂ：レンズアレイ、３：画像
処理装置、４：ドライバ回路、５：光センサ、６
：プリンタコントローラ、２１：帯電器、２２：
現像器、２３：転写器、２４：用紙カセツト、２
５：剥離器、２６：定着器、２７：トレイ、２８
：清掃器、２９：除電ランプ、４１：画像データ
ドライバ、４２：発振回路、６１：ＣＰＵ、６２
：ＲＯＭ、６３：ＲＡＭ、６４：表示コントロー
ラ、６５：Ａ／Ｄ変換器、６６，６７：Ｉ／Ｏポ
ート、６８：Ｄ／Ａ変換器、６９：バス。
Fig. 1 is a schematic perspective view showing the basic concept of the LED printer according to the present invention, Fig. 2 is a block diagram showing the control circuit of the LED printer, and Fig. 3 is a conventional LED printer.
It is a schematic sectional view of a D printer. 1: Photoreceptor, 2: LED printer head, 2a
: LED array, 2b: Lens array, 3: Image processing device, 4: Driver circuit, 5: Optical sensor, 6
: Printer controller, 21: Charger, 22:
Developing device, 23: Transfer device, 24: Paper cassette, 2
5: Peeling device, 26: Fixing device, 27: Tray, 28
: Cleaner, 29: Static elimination lamp, 41: Image data driver, 42: Oscillation circuit, 61: CPU, 62
: ROM, 63: RAM, 64: Display controller, 65: A/D converter, 66, 67: I/O port, 68: D/A converter, 69: Bus.
Claims (1)
ンに応じてその発光が制御されるＬＥＤプリンタ
ヘツドにより露光するＬＥＤプリンタにおいて、
上記ＬＥＤプリンタヘツドの発光光量を検出する
手段と、この発光光量検出手段の出力に応じて上
記ＬＥＤプリンタヘツドのＬＥＤの点灯時間を上
記ＬＥＤプリンタヘツドの発光光量の変動を補償
する方向に変化させる発光光量安定化手段を設け
たことを特徴とするＬＥＤプリンタ。 In an LED printer that exposes a charged photoreceptor to light using an LED printer head whose light emission is controlled according to the pattern of an image to be printed,
means for detecting the amount of light emitted from the LED printer head; and light emission for changing the lighting time of the LED of the LED printer head in a direction that compensates for fluctuations in the amount of light emitted from the LED printer head in accordance with the output of the amount of light emitted from the LED printer head. An LED printer characterized by being provided with a light amount stabilizing means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985162309U JPS6271642U (en) | 1985-10-22 | 1985-10-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985162309U JPS6271642U (en) | 1985-10-22 | 1985-10-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6271642U true JPS6271642U (en) | 1987-05-07 |
Family
ID=31089448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985162309U Pending JPS6271642U (en) | 1985-10-22 | 1985-10-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6271642U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6490775A (en) * | 1987-09-11 | 1989-04-07 | Oce Nederland Bv | Exposure device |
| US6953251B2 (en) | 2003-04-23 | 2005-10-11 | Seiko Epson Corporation | Projector and optical device |
-
1985
- 1985-10-22 JP JP1985162309U patent/JPS6271642U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6490775A (en) * | 1987-09-11 | 1989-04-07 | Oce Nederland Bv | Exposure device |
| US6953251B2 (en) | 2003-04-23 | 2005-10-11 | Seiko Epson Corporation | Projector and optical device |
| US7059727B2 (en) | 2003-04-23 | 2006-06-13 | Seiko Epson Corporation | Projector and optical device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6271642U (en) | ||
| JPS62139639U (en) | ||
| JPS61176543U (en) | ||
| JPS6199146U (en) | ||
| JPS6294350U (en) | ||
| JPS61137962U (en) | ||
| JPS63118052U (en) | ||
| JPS63146843U (en) | ||
| JPS63180874U (en) | ||
| JPS62129558U (en) | ||
| JPH0358667U (en) | ||
| JPS62134265U (en) | ||
| JPS62154449U (en) | ||
| JPS6360142U (en) | ||
| JPS59116939U (en) | Printer for copying | |
| JPS63146860U (en) | ||
| JPS61165541U (en) | ||
| JPS6284054U (en) | ||
| JPS62173991U (en) | ||
| JPS6268101U (en) | ||
| JPH0465350U (en) | ||
| JPS61109446U (en) | ||
| JPH01155055U (en) | ||
| JPS6068539U (en) | Original size detection device | |
| JPS60118137U (en) | Copy machine with transmitted light illumination device |