DE3750030D1 - Laserstrahlaufzeichnungsverfahren und -vorrichtung. - Google Patents
Laserstrahlaufzeichnungsverfahren und -vorrichtung.Info
- Publication number
- DE3750030D1 DE3750030D1 DE3750030T DE3750030T DE3750030D1 DE 3750030 D1 DE3750030 D1 DE 3750030D1 DE 3750030 T DE3750030 T DE 3750030T DE 3750030 T DE3750030 T DE 3750030T DE 3750030 D1 DE3750030 D1 DE 3750030D1
- Authority
- DE
- Germany
- Prior art keywords
- laser beam
- recording method
- beam recording
- laser
- recording
- 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
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
- H04N1/40037—Circuits exciting or modulating particular heads for reproducing continuous tone value scales the reproducing element being a laser
-
- 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
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/068—Stabilisation of laser output parameters
- H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
- H01S5/06832—Stabilising during amplitude modulation
-
- 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
-
- 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
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/0617—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium using memorised or pre-programmed laser characteristics
-
- 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
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/068—Stabilisation of laser output parameters
- H01S5/06812—Stabilisation of laser output parameters by monitoring or fixing the threshold current or other specific points of the L-I or V-I characteristics
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Laser Beam Printer (AREA)
- Fax Reproducing Arrangements (AREA)
- Semiconductor Lasers (AREA)
- Facsimile Scanning Arrangements (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61310246A JPS63167558A (ja) | 1986-12-29 | 1986-12-29 | レ−ザ記録装置 |
JP62007328A JPH0771176B2 (ja) | 1987-01-14 | 1987-01-14 | レ−ザ記録装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3750030D1 true DE3750030D1 (de) | 1994-07-14 |
DE3750030T2 DE3750030T2 (de) | 1994-09-29 |
Family
ID=26341605
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3750030T Expired - Lifetime DE3750030T2 (de) | 1986-12-29 | 1987-12-22 | Laserstrahlaufzeichnungsverfahren und -vorrichtung. |
Country Status (3)
Country | Link |
---|---|
US (1) | US4849980A (de) |
EP (1) | EP0273361B1 (de) |
DE (1) | DE3750030T2 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4966443A (en) * | 1988-02-22 | 1990-10-30 | Fuji Photo Film Co., Ltd. | Light beam scanner |
JP2774521B2 (ja) * | 1988-09-14 | 1998-07-09 | キヤノン株式会社 | レーザ記録装置 |
US5166944A (en) * | 1991-06-07 | 1992-11-24 | Advanced Laser Technologies, Inc. | Laser beam scanning apparatus and method |
JP2715206B2 (ja) * | 1991-12-17 | 1998-02-18 | 富士写真フイルム株式会社 | レーザ記録装置 |
JP2917642B2 (ja) * | 1992-01-24 | 1999-07-12 | 三菱電機株式会社 | レーザ出力制御装置 |
JP3353320B2 (ja) * | 1992-02-17 | 2002-12-03 | ソニー株式会社 | 階調補正装置及びレーザ表示装置 |
JPH05236226A (ja) * | 1992-02-21 | 1993-09-10 | Matsushita Electric Ind Co Ltd | カラー画像形成装置 |
US5216443A (en) * | 1992-06-12 | 1993-06-01 | Xerox Corporation | Programmable intensity smart laser system capable of being fabricated on a semiconductive substrate |
JP3045357B2 (ja) * | 1992-07-28 | 2000-05-29 | 富士写真フイルム株式会社 | 光走査記録装置 |
JPH0933832A (ja) * | 1995-07-19 | 1997-02-07 | Asahi Optical Co Ltd | 光走査装置および光走査装置におけるレーザビーム変調方法 |
JPH0969662A (ja) * | 1995-08-31 | 1997-03-11 | Asahi Optical Co Ltd | 光走査装置の光強度変調回路 |
JPH0969663A (ja) * | 1995-08-31 | 1997-03-11 | Asahi Optical Co Ltd | 光走査装置の光強度変調回路 |
JP2001053377A (ja) | 1999-08-06 | 2001-02-23 | Asahi Optical Co Ltd | 半導体レーザ駆動装置 |
Family Cites Families (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52598A (en) * | 1975-06-20 | 1977-01-05 | Matsushita Electric Ind Co Ltd | Bag opening device |
JPS5942475B2 (ja) * | 1976-08-27 | 1984-10-15 | 日本電気株式会社 | 半導体レ−ザ光変調回路 |
JPS5827891B2 (ja) * | 1976-09-14 | 1983-06-13 | 日本ビクター株式会社 | レ−ザ光束の安定化装置 |
JPS5412853A (en) * | 1977-06-30 | 1979-01-30 | Ricoh Co Ltd | Laser beam modulating system |
JPS55150289A (en) * | 1979-05-12 | 1980-11-22 | Fujitsu Ltd | Laser drive circuit |
JPS567489A (en) * | 1979-07-02 | 1981-01-26 | Fujitsu Ltd | System for controlling photo-output |
JPS5671374A (en) * | 1979-11-15 | 1981-06-13 | Fuji Photo Film Co Ltd | Video recording method |
JPS56101791A (en) * | 1980-01-18 | 1981-08-14 | Ricoh Co Ltd | Light beam scanning device |
JPS56115077A (en) * | 1980-02-15 | 1981-09-10 | Fuji Photo Film Co Ltd | Laser recording device |
JPS56152372A (en) * | 1980-04-24 | 1981-11-25 | Fuji Photo Film Co Ltd | Laser recording device |
NL8005153A (nl) * | 1980-09-15 | 1982-04-01 | Philips Nv | Inrichting voor het moduleren van het uitgangssignaal van een omzetter, bijvoorbeeld een electro-optische omzetter. |
JPS5784674A (en) * | 1980-11-14 | 1982-05-27 | Konishiroku Photo Ind Co Ltd | Recorder |
US4516242A (en) * | 1981-06-18 | 1985-05-07 | Tokyo Shibaura Denki Kabushiki Kaisha | Output stabilizing device |
JPS59984A (ja) * | 1982-06-25 | 1984-01-06 | Nec Corp | 光出力安定化回路 |
JPS5950590A (ja) * | 1982-09-17 | 1984-03-23 | Canon Inc | 半導体レ−ザ装置 |
JPS5963787A (ja) * | 1982-10-04 | 1984-04-11 | Fujitsu Ltd | 光出力安定化方式 |
JPH0656669B2 (ja) * | 1984-05-14 | 1994-07-27 | 松下電器産業株式会社 | 半導体レ−ザ駆動回路 |
JPS6120383A (ja) * | 1984-07-06 | 1986-01-29 | Fujitsu Ltd | 分布型帰還レ−ザダイオ−ド駆動回路 |
US4625315A (en) * | 1984-08-27 | 1986-11-25 | Minnesota Mining And Manufacturing Company | Apparatus and circuitry for stabilizing laser diode output for analog modulation |
US4710631A (en) * | 1984-08-28 | 1987-12-01 | Fuji Photo Film Co., Ltd. | Temperature compensation for a semiconductor light source used for exposure of light sensitive material |
JPS61165836A (ja) * | 1985-01-17 | 1986-07-26 | Olympus Optical Co Ltd | 光出力安定化装置 |
JPS61165835A (ja) * | 1985-01-17 | 1986-07-26 | Olympus Optical Co Ltd | 光出力安定化装置 |
US4763334A (en) * | 1985-01-30 | 1988-08-09 | Ricoh Company, Ltd. | Laser beam emitting apparatus |
JPS61183983A (ja) * | 1985-02-12 | 1986-08-16 | Fujitsu Ltd | 光学的記録再生装置 |
JP2575614B2 (ja) * | 1985-03-15 | 1997-01-29 | オリンパス光学工業株式会社 | 光出力安定化装置 |
JPS61284171A (ja) * | 1985-06-11 | 1986-12-15 | Canon Inc | レ−ザ−ビ−ムプリンタ |
US4709369A (en) * | 1985-06-18 | 1987-11-24 | Spectra-Physics, Inc. | Power control system for controlling the power output of a modulated laser diode |
DE3684079D1 (de) * | 1985-09-30 | 1992-04-09 | Toshiba Kawasaki Kk | Einrichtung zur stabilisierung der optischen ausgangsleistung eines halbleiterlasers. |
US4737798A (en) * | 1986-07-03 | 1988-04-12 | Xerox Corporation | Laser diode mode hopping sensing and control system |
US4733253A (en) * | 1986-07-03 | 1988-03-22 | Xerox Corporation | Apparatus and method for detecting and eliminating diode laser mode hopping |
-
1987
- 1987-12-22 DE DE3750030T patent/DE3750030T2/de not_active Expired - Lifetime
- 1987-12-22 EP EP87119035A patent/EP0273361B1/de not_active Expired - Lifetime
- 1987-12-23 US US07/137,222 patent/US4849980A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4849980A (en) | 1989-07-18 |
DE3750030T2 (de) | 1994-09-29 |
EP0273361A2 (de) | 1988-07-06 |
EP0273361B1 (de) | 1994-06-08 |
EP0273361A3 (en) | 1990-05-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE68917809D1 (de) | Farbstrahlaufzeichnungsverfahren und -vorrichtung. | |
DE3750013D1 (de) | Laserstrahlabtastverfahren und -vorrichtung. | |
DE3676906D1 (de) | Laserbearbeitungsverfahren. | |
DE3576598D1 (de) | Optisches informationsaufzeichnungsgeraet und -verfahren. | |
DE3878357D1 (de) | Aufzeichnungsverfahren und aufzeichnungsgeraet. | |
DE68913524D1 (de) | Laserüberschallöten. | |
DE3861562D1 (de) | Aufzeichnungsgeraet und -verfahren. | |
DE68914553D1 (de) | Lasermesssystem. | |
NO871593D0 (no) | Laser-sveising. | |
DE3772054D1 (de) | Molekuelarstrahl-aetzvorrichtung und verfahren. | |
DE3678142D1 (de) | Laserabtastmikroskop. | |
KR880701612A (ko) | 레이저 가공방법 | |
DE3882393D1 (de) | Laser-markierungs-vorrichtung und verfahren. | |
DE3764783D1 (de) | Laserapparat. | |
DE3854564D1 (de) | Laserbearbeitungsvorrichtung. | |
DE3889831D1 (de) | Laser-Apparat. | |
DE3771647D1 (de) | Laser-markierungseinrichtung. | |
DE3783996D1 (de) | Laserstrahlabtaster. | |
DE3770181D1 (de) | Laserstrahlausricht- und transportsystem. | |
DE3786939D1 (de) | Laseraufzeichnungsvorrichtung. | |
DE3879547D1 (de) | Laser-apparat. | |
DE3750030D1 (de) | Laserstrahlaufzeichnungsverfahren und -vorrichtung. | |
KR890702304A (ko) | 레이저파장의 안정화 방법 및 파장 안정화 레이저 장치 | |
DE3782973D1 (de) | Laservorrichtung. | |
DE68921395D1 (de) | Laseraufzeichnungsgerät und Laserbestrahlungsgerät dafür. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: FUJIFILM CORP., TOKIO/TOKYO, JP |