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Browse by Category: Main > Optical & Optics
Class Information
Number: 372/38.03
Name: Coherent light generators > Particular component circuitry > Switch (e.g., thyratron, etc.)
Description: Subject matter wherein the particular component circuitry is a switch.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8665922 Driver circuit of light-emitting element Mar. 4, 2014
8483250 Semiconductor laser driving device and image forming apparatus having the same Jul. 9, 2013
8477815 Laser driver Jul. 2, 2013
8427917 Optical pickup apparatus, integrated circuit, and method for controlling laser output of optical pickup apparatus Apr. 23, 2013
8379681 Laser diode driving device and image forming apparatus including the same Feb. 19, 2013
8290006 Dynamically variable spot size laser system Oct. 16, 2012
8232687 Intelligent laser interlock system Jul. 31, 2012
8102889 Multi-chamber gas discharge laser bandwidth control through discharge timing Jan. 24, 2012
8000368 Modulated semiconductor DFB laser array with a MEMS-based RF switch Aug. 16, 2011
7991032 Laser drive Aug. 2, 2011
7899099 Laser drive circuit and use Mar. 1, 2011
7897895 System and method for controlling the power level of a laser apparatus in a laser shock peening process Mar. 1, 2011
7856039 Semiconductor device and semiconductor laser driving device Dec. 21, 2010
7830934 Multi-chamber gas discharge laser bandwidth control through discharge timing Nov. 9, 2010
7830935 Laser Nov. 9, 2010
7801196 Light source device, lighting device, monitoring device, and image display apparatus Sep. 21, 2010
7801193 Laser diode module with an adjustable monitoring current Sep. 21, 2010
7796659 Pickup head circuits Sep. 14, 2010
7711015 Method for controlling operation of light emitting transistors and laser transistors May. 4, 2010
7680164 Configurable laser driver with common anode and common cathode outputs Mar. 16, 2010
7675951 Threshold voltage difference allowable semiconductor laser driving apparatus Mar. 9, 2010
7656917 Circuit arrangement for generating light pulses Feb. 2, 2010
7646794 Laser apparatus and manufacturing method of a battery Jan. 12, 2010
7586965 Laser drive device and image forming apparatus incorporating the same Sep. 8, 2009
7548367 Laser active optronic system with improved detectivity Jun. 16, 2009
7512164 Laser drive IC and optical transceiver using same Mar. 31, 2009
7480319 Optical switches and logic and methods of implementation Jan. 20, 2009
7372882 Driving circuit for and semiconductor device for driving laser diode May. 13, 2008
7215688 Disable/enable control for laser driver eye safety May. 8, 2007
7136405 Laser beam irradiation device Nov. 14, 2006
7120180 Laser diode driving circuit and an optical head Oct. 10, 2006
7072370 Arrangement for generating pulsed currents with a high repetition rate and high current strength for gas discharge pumped radiation sources Jul. 4, 2006
7068693 Laser driver circuit for burst mode transmission Jun. 27, 2006
7046706 Laser diode driving device May. 16, 2006
7031357 High speed switching driver Apr. 18, 2006
7024864 Bipolar current source based on a unipolar power supply Apr. 11, 2006
7020170 Operational amplifier for optical transceiver Mar. 28, 2006
6993052 System and method for delay compensation for a pulsed laser Jan. 31, 2006
6989807 LED driving device Jan. 24, 2006
6980575 Topology on VCSEL driver Dec. 27, 2005
6970487 Semiconductor laser driving circuit and optical head Nov. 29, 2005
6920163 Semiconductor laser driving circuit and semiconductor laser driving method therefor Jul. 19, 2005
6907055 Method and circuit for measuring the optical modulation amplitude (OMA) in the operating region of a laser diode Jun. 14, 2005
6862307 Electrical excitation circuit for a pulsed gas laser Mar. 1, 2005
6853658 Optical logical circuits based on lasing semiconductor optical amplifiers Feb. 8, 2005
6847670 Gas laser apparatus emitting ultraviolet radiation Jan. 25, 2005
6826215 Laser diode driving circuit Nov. 30, 2004
6801557 Laser driver for a laser sensing system Oct. 5, 2004
6798803 Gas laser device Sep. 28, 2004
6775018 Safety device Aug. 10, 2004

1 2 3










 
 
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