SE7702381L - Sett och anordning for intensitetsstyrning av en laser - Google Patents
Sett och anordning for intensitetsstyrning av en laserInfo
- Publication number
- SE7702381L SE7702381L SE7702381A SE7702381A SE7702381L SE 7702381 L SE7702381 L SE 7702381L SE 7702381 A SE7702381 A SE 7702381A SE 7702381 A SE7702381 A SE 7702381A SE 7702381 L SE7702381 L SE 7702381L
- Authority
- SE
- Sweden
- Prior art keywords
- kit
- laser
- intensity control
- intensity
- control
- Prior art date
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
- H04N1/4005—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
-
- 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
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
- H01S3/102—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling the active medium, e.g. by controlling the processes or apparatus for excitation
- H01S3/104—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling the active medium, e.g. by controlling the processes or apparatus for excitation in gas lasers
-
- 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
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
- H01S3/13—Stabilisation of laser output parameters, e.g. frequency or amplitude
- H01S3/131—Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling the active medium, e.g. by controlling the processes or apparatus for excitation
- H01S3/134—Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling the active medium, e.g. by controlling the processes or apparatus for excitation in gas lasers
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Semiconductor Lasers (AREA)
- Lasers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/665,594 US4122409A (en) | 1976-03-10 | 1976-03-10 | Method and apparatus for controlling the intensity of a laser output beam |
Publications (1)
Publication Number | Publication Date |
---|---|
SE7702381L true SE7702381L (sv) | 1977-09-11 |
Family
ID=24670736
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7702381A SE7702381L (sv) | 1976-03-10 | 1977-03-03 | Sett och anordning for intensitetsstyrning av en laser |
Country Status (9)
Country | Link |
---|---|
US (1) | US4122409A (sv) |
JP (1) | JPS52109382A (sv) |
BE (1) | BE852044A (sv) |
BR (1) | BR7701432A (sv) |
DE (1) | DE2704291A1 (sv) |
FR (1) | FR2344152A1 (sv) |
GB (1) | GB1578169A (sv) |
NL (1) | NL7702606A (sv) |
SE (1) | SE7702381L (sv) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2048558B (en) * | 1979-04-17 | 1983-03-30 | Ferranti Ltd | Laser energy control circuit |
US4375067A (en) * | 1979-05-08 | 1983-02-22 | Canon Kabushiki Kaisha | Semiconductor laser device having a stabilized output beam |
US4390903A (en) * | 1980-04-23 | 1983-06-28 | American Hoechst Corporation | Imaging system and method with mid-tone enhancement |
JPS5777936A (en) * | 1980-11-01 | 1982-05-15 | Asahi Optical Co Ltd | Safety device for detecting transmission fiber trouble |
JPS5782057A (en) * | 1980-11-11 | 1982-05-22 | Fuji Photo Film Co Ltd | Density adjusting method in recording of picture |
JPS57183088A (en) * | 1981-05-08 | 1982-11-11 | Sumitomo Electric Ind Ltd | Laser controller with pulse repetition |
JPS5886787A (ja) * | 1981-11-19 | 1983-05-24 | Nippon Sekigaisen Kogyo Kk | レ−ザ照射装置 |
US4539686A (en) * | 1982-10-15 | 1985-09-03 | At&T Bell Laboratories | Laser driving means |
GB2143075B (en) * | 1983-05-06 | 1987-12-09 | Coherent Inc | Lasers |
US4639606A (en) * | 1984-10-26 | 1987-01-27 | Optel System Limited | Bar code scanner laser radiation exposure limit control system |
US4695994A (en) * | 1985-04-05 | 1987-09-22 | Laser Magnetic Storage International Company | Method and apparatus for varying laser intensity level |
US4685097A (en) * | 1985-07-25 | 1987-08-04 | Laser Magnetic Storage International Company | Power control system for a semiconductor laser |
EP0551966B1 (en) * | 1986-12-24 | 1999-04-14 | Canon Kabushiki Kaisha | Recording device and reproducing device |
US4989039A (en) * | 1987-01-19 | 1991-01-29 | Canon Kabushiki Kaisha | Image forming apparatus responsive to environmental conditions |
DE3738690A1 (de) * | 1987-11-13 | 1989-05-24 | Rodenstock Instr | Schaltregler fuer einen argon-laser |
JPH01202774A (ja) * | 1988-02-09 | 1989-08-15 | Hitachi Ltd | レーザプリンタ装置 |
JP2644315B2 (ja) * | 1989-01-23 | 1997-08-25 | ファナック株式会社 | 高周波放電励起レーザ装置 |
US5128698A (en) * | 1990-01-19 | 1992-07-07 | International Business Machines Corporation | Boldness control in an electrophotographic machine |
US5558790A (en) * | 1994-02-15 | 1996-09-24 | Science Applications International Corporation | Method and laser system for the thermal analysis of a substance |
US5459310A (en) * | 1994-05-04 | 1995-10-17 | At&T Global Information Solutions Company | Apparatus for sensing different attenuation windows within an optical scanner |
DE4438389A1 (de) * | 1994-10-27 | 1996-05-02 | Zeiss Carl Fa | Verfahren und Anordnung zur Anregung eines Gaslasers über eine Hochspannungsentladung |
US20050099319A1 (en) * | 2000-08-29 | 2005-05-12 | Hutchison Michael C. | Traffic signal light with integral sensors |
US6732195B1 (en) * | 2000-10-03 | 2004-05-04 | Hewlett-Packard Development Company, Lp. | Apparatus for and method of updating a device driver from a local resource |
JP2014115121A (ja) * | 2012-12-06 | 2014-06-26 | Sony Corp | 微小粒子分析装置及び微小粒子分析方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2965434A (en) * | 1957-04-01 | 1960-12-20 | Cons Electrodynamics Corp | Recording oscillograph |
US3245083A (en) * | 1965-03-12 | 1966-04-05 | Clevite Corp | Direct writing oscillograph |
US3657707A (en) * | 1969-03-17 | 1972-04-18 | Precision Instr Co | Laser recording system with both surface defect and data error checking |
US3814929A (en) * | 1972-05-05 | 1974-06-04 | Sperry Rand Corp | Laser data transmitter with wide frequency bandwidth |
US3806762A (en) * | 1973-04-09 | 1974-04-23 | Metrologic Instr Inc | Apparatus and method for direct laser modulation |
-
1976
- 1976-03-10 US US05/665,594 patent/US4122409A/en not_active Expired - Lifetime
-
1977
- 1977-02-02 DE DE19772704291 patent/DE2704291A1/de not_active Withdrawn
- 1977-03-03 SE SE7702381A patent/SE7702381L/sv unknown
- 1977-03-03 BE BE175438A patent/BE852044A/xx not_active IP Right Cessation
- 1977-03-03 JP JP2324277A patent/JPS52109382A/ja active Pending
- 1977-03-09 BR BR7701432A patent/BR7701432A/pt unknown
- 1977-03-09 GB GB9898/77A patent/GB1578169A/en not_active Expired
- 1977-03-10 NL NL7702606A patent/NL7702606A/xx not_active Application Discontinuation
- 1977-03-10 FR FR7707176A patent/FR2344152A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
BR7701432A (pt) | 1977-10-25 |
US4122409A (en) | 1978-10-24 |
BE852044A (fr) | 1977-07-01 |
FR2344152B1 (sv) | 1982-05-21 |
FR2344152A1 (fr) | 1977-10-07 |
NL7702606A (nl) | 1977-09-13 |
GB1578169A (en) | 1980-11-05 |
JPS52109382A (en) | 1977-09-13 |
DE2704291A1 (de) | 1977-09-15 |
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