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Class Information
Number: 372/38.07
Name: Coherent light generators > Particular component circuitry > Controlling current or voltage to laser
Description: Subject matter wherein the particular component circuitry regulates the supply of current or voltage to the coherent light generator.










Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12

Patent Number Title Of Patent Date Issued
5402432 Semi-conductor laser device constant power output controller Mar. 28, 1995
5394416 Laser modulation controller using additive and amplitude modulation control tones Feb. 28, 1995
5377218 HF-excited laser for high input powers, particularly a CO.sub.2 stripline laser Dec. 27, 1994
5349462 Single send-receive optical head for transmission and reception of data by optical system, and associated switching circuit Sep. 20, 1994
5323408 Regulation of preconduction current of a laser diode using the third derivative of the output signal Jun. 21, 1994
5315607 Dual use power supply configuration for the double pulsed flashlamp pumped dye laser May. 24, 1994
5311531 Light generator, in particular for conveying a microwave signal May. 10, 1994
5309269 Light transmitter May. 3, 1994
5299211 Laser gyro high voltage start module and high voltage pulse generator Mar. 29, 1994
5297157 Driver circuit for a laser Mar. 22, 1994
5295145 Power supply with multi-parameter control Mar. 15, 1994
5287372 Quasi-resonant diode drive current source Feb. 15, 1994
5285464 Driving apparatus of a laser diode Feb. 8, 1994
5276671 Control apparatus of laser diode Jan. 4, 1994
5276697 Laser diode automatic power control circuit with means of protection of the laser diode Jan. 4, 1994
5271027 Gas discharge device current control circuit Dec. 14, 1993
5260956 Laser drive circuit Nov. 9, 1993
5212700 Modulation circuit for a light emission device May. 18, 1993
5208817 Modulator-based lightwave transmitter May. 4, 1993
5202894 Electric supply device for one or more metal vapor lasers using an electric power charging circuit with a variable inductor to provide a variable charging gradient Apr. 13, 1993
5199037 Extended laser life Mar. 30, 1993
5170403 Modulation circuit for grayscale laser printing Dec. 8, 1992
5153765 Optical transmitter comprising a laser diode Oct. 6, 1992
5151915 Array and method of operating a modulated solid state laser array with reduced thermal crosstalk Sep. 29, 1992
5148437 Laser pumped atomic frequency standard with high frequency stability Sep. 15, 1992
5146464 Semiconductor laser driver circuit Sep. 8, 1992
5144631 Semiconductor laser drive device Sep. 1, 1992
5142547 Device for pre-ionization in discharge-pumped gas lasers, in particular for X-ray pre-ionization Aug. 25, 1992
5140602 Pulsed power modulator circuit for a Q-switched chemical laser Aug. 18, 1992
5138627 Preionizationd device, in particular for x-ray preionization in discharge-pumped gas lasers, in particular excimer lasers Aug. 11, 1992
5138623 Semiconductor laser control device Aug. 11, 1992
5117471 Bistable optical switching arrangement May. 26, 1992
5103453 Method and means for controlling the frequency and power output of a tunable diode laser Apr. 7, 1992
5097473 Stabilized-feedback control device for semiconductor lasers Mar. 17, 1992
5089727 Pulsed driver circuit Feb. 18, 1992
5084887 Driving device for semiconductor laser Jan. 28, 1992
5081631 Direct modulation of laser diodes for radiographic printers Jan. 14, 1992
5072191 High-voltage pulse generating circuit, and discharge-excited laser and accelerator containing such circuit Dec. 10, 1991
5043557 Load voltage detecting device for use in an apparatus for supplying a current variable with time to a load section Aug. 27, 1991
5042042 Wavelength and output power stabilizing apparatus for semiconductor laser Aug. 20, 1991
5027362 Laser control method and circuitry Jun. 25, 1991
5003624 Automatic bias controller for electro-optic modulator Mar. 26, 1991
5001717 Cavity dump laser controller Mar. 19, 1991
4995044 Laser diode impulse circuit Feb. 19, 1991
4995045 Laser control circuit Feb. 19, 1991
4989214 Laser diode, method for making device and method for monitoring performance of laser diode Jan. 29, 1991
4980891 Clocked optical regenerator and other optoelectronic functional circuits Dec. 25, 1990
4978929 Oscillator for supplying a gas discharge device Dec. 18, 1990
4975924 Metallic vapor laser apparatus Dec. 4, 1990
4937834 High-frequency discharge pumping laser device Jun. 26, 1990

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