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Browse by Category: Main > Optical & Optics
Class Information
Number: 372/38.04
Name: Coherent light generators > Particular component circuitry > Power supply
Description: Subject matter wherein the particular component circuitry is a source of power for the coherent light generator.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8553740 Method of driving GaN-based semiconductor light emitting element, method of driving GaN-based semiconductor light emitting element of image display device, method of driving planar light sourc Oct. 8, 2013
8548018 Command apparatus in a gas laser oscillator, capable of command at high speed and with high precision Oct. 1, 2013
8542711 Fiber laser device Sep. 24, 2013
8482850 Multi-stage erbium-doped fiber amplifier with a single programmable logic device control circuit and method of controlling thereof Jul. 9, 2013
8428092 High-power laser unit wherein laser output can be accurately corrected Apr. 23, 2013
8369373 Pre-ionization method for CO.sub.2 gas-discharge laser Feb. 5, 2013
8320775 Method and device for bias control of a laser MZ modulator Nov. 27, 2012
8279902 Laser device that stably controls very low laser power Oct. 2, 2012
8274733 Semiconductor optical amplification module, optical matrix switching device, and drive circuit Sep. 25, 2012
8248140 Semiconductor device for detecting power supply voltage Aug. 21, 2012
8242756 Load driving device and portable apparatus utilizing such driving device Aug. 14, 2012
8238394 Low power consumption pump driving circuit Aug. 7, 2012
8232687 Intelligent laser interlock system Jul. 31, 2012
8228962 Low power drive circuit Jul. 24, 2012
8170075 Method and apparatus for driving laser diodes May. 1, 2012
8098699 Semiconductor laser apparatus and optical apparatus Jan. 17, 2012
7978743 Driver circuit for loads such as LED, OLED or LASER diodes Jul. 12, 2011
7978741 Optical transmitter with a shunt driving configuration and a load transistor operated in common gate mode Jul. 12, 2011
7970030 Dual pulse-width medical laser with presets Jun. 28, 2011
7944189 Load driving device and portable apparatus utilizing such driving device May. 17, 2011
7889772 Laser oscillator apparatus and power supply apparatus therefor, and control method therefor Feb. 15, 2011
7848369 Optical modulator drive circuit with integrated low power output bias voltage control Dec. 7, 2010
7835412 Laser control system, optical scanning device, and image forming apparatus Nov. 16, 2010
7832875 Modulated diode pumped microchip laser projector Nov. 16, 2010
7830935 Laser Nov. 9, 2010
7796658 Drive circuit and drive method for semiconductor light source Sep. 14, 2010
7792166 Apparatus and method for driving laser diodes Sep. 7, 2010
7756173 Laser diode driver with adaptive compliance voltage Jul. 13, 2010
7720119 Laser circuit substrate May. 18, 2010
7701989 Laser diode driving apparatus Apr. 20, 2010
7680166 Laser drive, optical disc apparatus, and laser-driving method Mar. 16, 2010
7672345 Semiconductor laser drive control apparatus Mar. 2, 2010
7599412 Method and electronic circuit for controlling of a supply voltage of a laser diode Oct. 6, 2009
7564881 Optical transmission module with digital adjustment and the adjusting method Jul. 21, 2009
7561610 Semiconductor laser apparatus and optical apparatus Jul. 14, 2009
7548570 Laser power control apparatus Jun. 16, 2009
7541785 Load driving device and portable apparatus utilizing such driving device Jun. 2, 2009
7526006 Laser power control circuit Apr. 28, 2009
7519094 Optical disk device Apr. 14, 2009
7473880 Open loop laser power control for optical navigation devices and optical systems Jan. 6, 2009
7457335 Fast loop laser diode driver Nov. 25, 2008
7436869 Laser circuit substrate Oct. 14, 2008
7436872 High frequency discharge excited gas laser oscillator Oct. 14, 2008
7426226 Drive circuit and drive method for semiconductor light source Sep. 16, 2008
7366212 Alterable frequency coherent light generator Apr. 29, 2008
7356059 Nitride semiconductor laser device and semiconductor optical device Apr. 8, 2008
7352786 Apparatus for driving light emitting element and system for driving light emitting element Apr. 1, 2008
7295591 Long-pulse pulse power system for gas discharge laser Nov. 13, 2007
7235954 Load driving device and portable apparatus utilizing such driving device Jun. 26, 2007
7209502 Open loop laser power control for optical navigation devices and optical systems Apr. 24, 2007

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