JPH0341825B2 - - Google Patents
Info
- Publication number
- JPH0341825B2 JPH0341825B2 JP56177436A JP17743681A JPH0341825B2 JP H0341825 B2 JPH0341825 B2 JP H0341825B2 JP 56177436 A JP56177436 A JP 56177436A JP 17743681 A JP17743681 A JP 17743681A JP H0341825 B2 JPH0341825 B2 JP H0341825B2
- Authority
- JP
- Japan
- Prior art keywords
- density
- signal
- document
- original
- time
- 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.)
- Expired - Lifetime
Links
- 238000001514 detection method Methods 0.000 claims description 31
- 230000000630 rising effect Effects 0.000 claims description 21
- 238000007493 shaping process Methods 0.000 claims description 16
- 230000003111 delayed effect Effects 0.000 claims description 6
- 238000000605 extraction Methods 0.000 claims description 5
- 239000000284 extract Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 description 10
- 238000003708 edge detection Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000002730 additional effect Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
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
- G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
- G03G15/5025—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the original characteristics, e.g. contrast, density
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Control Of Exposure In Printing And Copying (AREA)
- Control Or Security For Electrophotography (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56177436A JPS5879263A (ja) | 1981-11-05 | 1981-11-05 | 原稿濃度読み取り装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56177436A JPS5879263A (ja) | 1981-11-05 | 1981-11-05 | 原稿濃度読み取り装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5879263A JPS5879263A (ja) | 1983-05-13 |
| JPH0341825B2 true JPH0341825B2 (enrdf_load_stackoverflow) | 1991-06-25 |
Family
ID=16030906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56177436A Granted JPS5879263A (ja) | 1981-11-05 | 1981-11-05 | 原稿濃度読み取り装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5879263A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005003852A1 (ja) | 2003-07-04 | 2005-01-13 | Nippon Telegraph And Telephone Corporation | 干渉計型光スイッチおよび可変光アッテネータ |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6053965A (ja) * | 1983-09-05 | 1985-03-28 | Canon Inc | 画像記録制御装置 |
| JPS60221476A (ja) * | 1984-04-18 | 1985-11-06 | Daicel Chem Ind Ltd | 接着用組成物 |
-
1981
- 1981-11-05 JP JP56177436A patent/JPS5879263A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005003852A1 (ja) | 2003-07-04 | 2005-01-13 | Nippon Telegraph And Telephone Corporation | 干渉計型光スイッチおよび可変光アッテネータ |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5879263A (ja) | 1983-05-13 |
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