JPH0313586B2 - - Google Patents
Info
- Publication number
- JPH0313586B2 JPH0313586B2 JP55007643A JP764380A JPH0313586B2 JP H0313586 B2 JPH0313586 B2 JP H0313586B2 JP 55007643 A JP55007643 A JP 55007643A JP 764380 A JP764380 A JP 764380A JP H0313586 B2 JPH0313586 B2 JP H0313586B2
- Authority
- JP
- Japan
- Prior art keywords
- counting
- signal
- semiconductor laser
- recording
- 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.)
- Expired - Lifetime
Links
- 239000004065 semiconductor Substances 0.000 claims description 32
- 238000001514 detection method Methods 0.000 claims description 18
- 230000010355 oscillation Effects 0.000 claims description 13
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims 2
- 230000003287 optical effect Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 230000010365 information processing Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/40—Picture signal circuits
- H04N1/40025—Circuits exciting or modulating particular heads for reproducing continuous tone value scales
- H04N1/4005—Circuits exciting or modulating particular heads for reproducing continuous tone value scales with regulating circuits, e.g. dependent upon ambient temperature or feedback control
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
- G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
- G06K15/12—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers
- G06K15/1204—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers involving the fast moving of an optical beam in the main scanning direction
- G06K15/1209—Intensity control of the optical beam
- G06K15/1214—Intensity control of the optical beam by feedback
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
- H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Optics & Photonics (AREA)
- General Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Facsimile Scanning Arrangements (AREA)
- Semiconductor Lasers (AREA)
- Dot-Matrix Printers And Others (AREA)
- Laser Beam Printer (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP764380A JPS56106259A (en) | 1980-01-25 | 1980-01-25 | Control device for quantity of light |
US06/225,345 US4443695A (en) | 1980-01-25 | 1981-01-15 | Apparatus for controlling the quantity of light |
DE19813102185 DE3102185A1 (de) | 1980-01-25 | 1981-01-23 | Steuereinrichtung zur strahlungsmengensteuerung |
DE3153710A DE3153710C2 (de) | 1980-01-25 | 1981-01-23 | Strahlungsmengen-Steuereinrichtung |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP764380A JPS56106259A (en) | 1980-01-25 | 1980-01-25 | Control device for quantity of light |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56106259A JPS56106259A (en) | 1981-08-24 |
JPH0313586B2 true JPH0313586B2 (de) | 1991-02-22 |
Family
ID=11671503
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP764380A Granted JPS56106259A (en) | 1980-01-25 | 1980-01-25 | Control device for quantity of light |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56106259A (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58182558U (ja) * | 1982-05-28 | 1983-12-05 | 横河電機株式会社 | 光走査装置 |
JPS59146456A (ja) * | 1983-02-10 | 1984-08-22 | Canon Inc | 光量制御装置 |
JPH0722318B2 (ja) * | 1983-02-10 | 1995-03-08 | キヤノン株式会社 | 記録装置 |
JPS6038965A (ja) * | 1983-08-12 | 1985-02-28 | Hitachi Ltd | レ−ザビ−ムプリンタ制御装置 |
JP2503202B2 (ja) * | 1985-01-30 | 1996-06-05 | 株式会社リコー | 半導体レ−ザの出力制御装置 |
JPH071809B2 (ja) * | 1985-12-03 | 1995-01-11 | 株式会社リコー | 半導体レ−ザ駆動回路 |
JPH065866B2 (ja) * | 1986-08-26 | 1994-01-19 | シャープ株式会社 | レ−ザ−ダイオ−ドの制御装置 |
JP2660704B2 (ja) * | 1987-12-29 | 1997-10-08 | 株式会社リコー | 画像形成装置 |
US6344641B1 (en) * | 1999-08-11 | 2002-02-05 | Agilent Technologies, Inc. | System and method for on-chip calibration of illumination sources for an integrated circuit display |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5230997A (en) * | 1975-07-08 | 1977-03-09 | Atomic Energy Authority Uk | Method of and device for engraving works by laser |
JPS5413343A (en) * | 1977-07-01 | 1979-01-31 | Canon Inc | Recording apparatus |
-
1980
- 1980-01-25 JP JP764380A patent/JPS56106259A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5230997A (en) * | 1975-07-08 | 1977-03-09 | Atomic Energy Authority Uk | Method of and device for engraving works by laser |
JPS5413343A (en) * | 1977-07-01 | 1979-01-31 | Canon Inc | Recording apparatus |
Also Published As
Publication number | Publication date |
---|---|
JPS56106259A (en) | 1981-08-24 |
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