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Class Information
Number: 372/29.021
Name: Coherent light generators > Particular beam control device > Optical output stabilization > Power
Description: Subject matter wherein a parameter of dissipated energy or power is maintained at a constant level.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7570680 |
Laser diode driver with multiple modulation current source |
Aug. 4, 2009 |
| 7564881 |
Optical transmission module with digital adjustment and the adjusting method |
Jul. 21, 2009 |
| 7548570 |
Laser power control apparatus |
Jun. 16, 2009 |
| 7535939 |
Optical power control apparatus, optical beam scanning apparatus, image forming apparatus, and optical power control method |
May. 19, 2009 |
| 7496120 |
Compact laser output monitoring using reflection and diffraction |
Feb. 24, 2009 |
| 7492796 |
Method and apparatus for automatically controlling a power of a laser diode |
Feb. 17, 2009 |
| 7470886 |
Light receiving circuit, semiconductor laser device, and optical pickup device |
Dec. 30, 2008 |
| 7460572 |
Optical module and method for monitoring and controlling wavelengths |
Dec. 2, 2008 |
| 7457332 |
Laser power control unit and method for performing auto power control |
Nov. 25, 2008 |
| 7443896 |
Optical midpoint power control and extinction ratio control of a semiconductor laser |
Oct. 28, 2008 |
| 7439533 |
Optical module and optical communication device |
Oct. 21, 2008 |
| 7433375 |
Laser trim and compensation methodology for passively aligning optical transmitter |
Oct. 7, 2008 |
| 7423247 |
Automatic control of laser diode current and optical power output |
Sep. 9, 2008 |
| 7401986 |
Method and apparatus to generate and monitor optical signals and control power levels thereof in a planar lightwave circuit |
Jul. 22, 2008 |
| 7362784 |
Laser irradiation method, laser irradiation apparatus, and semiconductor device |
Apr. 22, 2008 |
| 7346087 |
Method for performing eye safety measurements on laser emitter devices |
Mar. 18, 2008 |
| 7333521 |
Method of sensing VCSEL light output power by monitoring electrical characteristics of the VCSEL |
Feb. 19, 2008 |
| 7321606 |
Laser trim and compensation methodology for passively aligning optical transmitter |
Jan. 22, 2008 |
| 7289544 |
Optical module |
Oct. 30, 2007 |
| 7263113 |
Laser power controller and method for performing auto power control |
Aug. 28, 2007 |
| 7233609 |
Method and related apparatus for feedback control of laser power of optical disk drive |
Jun. 19, 2007 |
| 7203214 |
Off-peak optical pumping of yttrium orthovanadate |
Apr. 10, 2007 |
| 7154924 |
Method for configuring a laser operating system |
Dec. 26, 2006 |
| 7106768 |
Laser light generator control circuit and laser light generator control method |
Sep. 12, 2006 |
| 7099360 |
Method and apparatus to generate and monitor optical signals and control power levels thereof in a planar lightwave circuit |
Aug. 29, 2006 |
| 7099361 |
Laser source with high relative feedback and method for making such a laser source |
Aug. 29, 2006 |
| 7075656 |
Method and algorithm for continuous wavelength locking |
Jul. 11, 2006 |
| 7039080 |
System and method for proportional control of multiple pump lasers |
May. 2, 2006 |
| 7035305 |
Monolithically integrated high power laser optical device |
Apr. 25, 2006 |
| 6987787 |
LED brightness control system for a wide-range of luminance control |
Jan. 17, 2006 |
| 6950452 |
Semiconductor laser module and method for simultaneously reducing relative intensity noise (RIN) and stimulated brillouin scattering (SBS) |
Sep. 27, 2005 |
| 6947455 |
Maintaining desirable performance of optical emitters at extreme temperatures |
Sep. 20, 2005 |
| 6944195 |
Laser irradiation method, laser irradiation apparatus, and semiconductor device |
Sep. 13, 2005 |
| 6931037 |
Diode pumped, multi axial mode intracavity doubled laser |
Aug. 16, 2005 |
| 6922423 |
Control system for a semiconductor laser |
Jul. 26, 2005 |
| 6907051 |
Dynamically spectrally tailored raman pump laser |
Jun. 14, 2005 |
| 6885685 |
Control system for a laser diode and a method for controlling the same |
Apr. 26, 2005 |
| 6870864 |
Optical margin testing system for automatic power control loops |
Mar. 22, 2005 |
| 6862379 |
Extinction ratio control of a semiconductor laser |
Mar. 1, 2005 |
| 6853656 |
Laser apparatus |
Feb. 8, 2005 |
| 6845118 |
Encapsulated optoelectronic devices with controlled properties |
Jan. 18, 2005 |
| 6827502 |
Twin VCSEL array for separate monitoring and coupling of optical power into fiber in an optical subassembly |
Dec. 7, 2004 |
| 6829261 |
Method for the stabilization of the radiation output of a gas discharge-coupled radiation source in pulsed operation |
Dec. 7, 2004 |
| 6826210 |
Power control circuit for laser diode having wavelength compensation |
Nov. 30, 2004 |
| 6822977 |
Method and apparatus for compensation of beam property drifts detected by measurement systems outside of an excimer laser |
Nov. 23, 2004 |
| 6822985 |
Laser-diode-pumped solid-state laser apparatus and status diagnostic method of the same |
Nov. 23, 2004 |
| 6819876 |
Optical pulse transmission system, optical pulse transmitting method and optical pulse detection method |
Nov. 16, 2004 |
| 6819832 |
Arrangement for monitoring the emission wavelength of a laser source |
Nov. 16, 2004 |
| 6816521 |
Photonic device with monitor |
Nov. 9, 2004 |
| 6807202 |
Process for stabilizing the optical output power of light-emitting diodes and laser diodes |
Oct. 19, 2004 |
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