Resources Contact Us Home
Browse by Category: Main > Optical & Optics
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:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8687665 Mutually injection locked lasers for enhanced frequency response Apr. 1, 2014
8611382 Output power stabilization for laser diodes using the photon-cooling dependent laser voltage Dec. 17, 2013
8605764 Laser diode junction temperature compensation Dec. 10, 2013
8599892 Laser oscillator controller Dec. 3, 2013
8582609 Fiber lasers with devices capable of suppressing high-order mode mixing and generating high quality and low noise laser light Nov. 12, 2013
8514679 Optical information record/playback device Aug. 20, 2013
8502110 Multibeam laser device for fabricating a microretarder by heating process Aug. 6, 2013
8502957 Pulse to pulse energy equalization of light beam intensity Aug. 6, 2013
8442082 Laser controller May. 14, 2013
8432944 Extending the lifetime of a deep UV laser in a wafer inspection tool Apr. 30, 2013
8411714 Wavelength conversion laser light source, laser light source device and two-dimensional image display device adopting the same, and method of setting temperature of wavelength conversion eleme Apr. 2, 2013
8401045 Regulating a vertical-cavity surface-emitting laser (VCSEL)-based optical communication link Mar. 19, 2013
8279902 Laser device that stably controls very low laser power Oct. 2, 2012
8259764 Bandwidth control device Sep. 4, 2012
8238389 Temperature control system for a frequency converted diode laser Aug. 7, 2012
8238396 Gas laser oscillator having function for judging discharge initiation Aug. 7, 2012
8233510 Dual output laser source Jul. 31, 2012
8208814 Optical transceiver calibration system and method Jun. 26, 2012
8179933 Systems and methods for visible light source evaluation May. 15, 2012
8155159 Method and apparatus for calibrating burst mode laser transmitters Apr. 10, 2012
8149886 Laser amplifier system and laser amplifier method Apr. 3, 2012
8121159 Temperature compensation method for laser power of an optical disk drive Feb. 21, 2012
8098438 Power monitoring device for powerful fiber laser systems Jan. 17, 2012
8085824 Optimization of laser parameters to achieve desired performance Dec. 27, 2011
8050302 Wavelength conversion laser light source, laser light source device and two-dimensional image display device adopting the same, and method of setting temperature of wavelength conversion eleme Nov. 1, 2011
8031750 Light transmitter and automatic power control circuit thereof Oct. 4, 2011
8009705 Fiber MOPA system without stimulated brillouin scattering Aug. 30, 2011
7965746 Method for controlling power of an optical disk drive Jun. 21, 2011
7957438 Method and device for monitoring light Jun. 7, 2011
7940822 Tracking injection seeding power based on back facet monitoring (BFM) of an injection seeded laser May. 10, 2011
7907649 Bias signal generation for a laser transmitter in a passive optical network Mar. 15, 2011
7903704 Tunable quantum cascade lasers and photoacoustic detection of trace gases, TNT, TATP and precursors acetone and hydrogen peroxide Mar. 8, 2011
7894495 Power stabilized laser diode array Feb. 22, 2011
7889772 Laser oscillator apparatus and power supply apparatus therefor, and control method therefor Feb. 15, 2011
7876802 High gain tapered laser gain module Jan. 25, 2011
7869478 Apparatus and method for maintaining constant extinction ratio of laser diode Jan. 11, 2011
7869476 Light source device, projector device, monitor device, and lighting device Jan. 11, 2011
7839906 Laser power control in an optical disc drive Nov. 23, 2010
7835408 Optical transmission system Nov. 16, 2010
7835412 Laser control system, optical scanning device, and image forming apparatus Nov. 16, 2010
7826502 Circuit and method for lessening noise in a laser system having a frequency converting element Nov. 2, 2010
7822083 Laser light intensity control device, laser light intensity control method, and image forming apparatus Oct. 26, 2010
7809034 Auto-power control circuit to maintain extinction ratio of optical output from laser diode Oct. 5, 2010
7780360 Method and apparatus to generate and monitor optical signals and control power levels thereof in a planar lightwave circuit Aug. 24, 2010
7778292 Laser processing apparatus, method for making settings for the laser processing apparatus, program for making settings for the laser processing apparatus, and computer-readable recording mediu Aug. 17, 2010
7769063 Correction of power variations in laser sources Aug. 3, 2010
RE41457 Wavemeter for gas discharge laser Jul. 27, 2010
7733929 Wavelength tunable optical transmitter and optical transceiver Jun. 8, 2010
7729397 Multi-variable control methods for optical packages Jun. 1, 2010
7729396 Laser diode device Jun. 1, 2010

1 2 3 4 5 6

  Recently Added Patents
Method for remotely measuring fluctuations in the optical index of refraction of a medium
Nonvolatile semiconductor memory device and method for manufacturing the same
Method and apparatus for providing spin-home function for mobile communication terminal
Vehicle display system or projection display for a motor vehicle, and calibration method
Interactivity model for shared feedback on mobile devices
Imaging lens
Methods and kits for predicting the responsiveness of hepatocellular carcinoma patients to 5-fluorouracil-based combination chemotherapy
  Randomly Featured Patents
Stump grinder having an automatic depth control system
Directly mountable adjustable spray nozzle
Method and a device for shielding electronic components
Duplex-attachment of ceramic disk PTC to substrates
Contactless card reader/writer
Card guide systems and devices
Blow mold device
Crosspoint switch with improved discharge control for use in an implantable defibrillator
Device for mounting and demounting heavy equipment tires from multi-piece wheel rims
4-((phenoxyalkyl)thio)-phenoxyacetic acids and analogs