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Class Information
Number: 372/26
Name: Coherent light generators > Particular beam control device > Modulation
Description: Subject matter wherein means is provided internal of the resonant cavity for modifying some characteristic of the laser output beam so that it varies in step with the instantaneous value of a modulating wave or signal.


Sub-classes under this class:

Class Number Class Name Patents
372/28 Frequency 294
372/27 Polarization 301


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

Patent Number Title Of Patent Date Issued
7620080 Laser pulse conditioning Nov. 17, 2009
7616669 High energy pulse suppression method Nov. 10, 2009
7613214 Multi-wavelength mode locked laser Nov. 3, 2009
7609746 Light source device, image display device, projector, illumination device, and monitor device Oct. 27, 2009
7596156 Laser Sep. 29, 2009
7593445 Semiconductor optical device and optical transmission module Sep. 22, 2009
7583710 Laser and environmental monitoring system Sep. 1, 2009
7580183 Light generator, optical amplifier, and optical communication system Aug. 25, 2009
7570845 Deployment of electro-optic amplitude varying elements (AVEs) and electro-optic multi-functional elements (MFEs) in photonic integrated circuits (PICs) Aug. 4, 2009
7570680 Laser diode driver with multiple modulation current source Aug. 4, 2009
7567596 Control system and apparatus for use with ultra-fast laser Jul. 28, 2009
7560716 Free electron oscillator Jul. 14, 2009
7545838 Incoherent combination of laser beams Jun. 9, 2009
7542503 Distributed feedback laser with improved optical field uniformity and mode stability Jun. 2, 2009
7539365 Deployment of electro-optic amplitude varying elements (AVEs) and electro-optic multi-functional elements (MFEs) in photonic integrated circuits (PICs) May. 26, 2009
7529280 Tunable laser apparatus and methods May. 5, 2009
7526150 Deployment of electro-optic amplitude varying elements (AVES) and electro-optic multi-functional elements (MFES) in photonic integrated circuits (PICS) Apr. 28, 2009
7519246 Photonic integrated circuit (PIC) chips Apr. 14, 2009
7515624 Semiconductor laser, semiconductor laser driver and method of driving semiconductor laser reducing feedback-induced noise by modulated optical output Apr. 7, 2009
7512295 Transmitter photonic integrated circuits (TXPICS) with directly modulated lasers and wavelength selective combiners Mar. 31, 2009
7508852 Passive mode-locked semiconductor laser diode, and optical clock signal extracting device Mar. 24, 2009
7508850 Apparatus for modifying CO.sub.2 slab laser pulses Mar. 24, 2009
7505488 Synthetic aperture ladar with chirped modelocked waveform Mar. 17, 2009
7502391 Eye safe high power fibre laser Mar. 10, 2009
7502394 System and method for modulating a semiconductor laser Mar. 10, 2009
7502567 Electroabsorption-modulated Fabry-Perot laser and methods of making the same Mar. 10, 2009
7492795 Ultralow noise mode-locked laser and RF sinewave source Feb. 17, 2009
7489838 Optical transmitter Feb. 10, 2009
7489715 Optimization of mode selection in a laser resonator Feb. 10, 2009
7486707 Optical delay module for lenghtening the propagation path of a light beam and pulse multiplication or elongation module Feb. 3, 2009
7477807 Monolithic transmitter photonic integrated circuit (TxPIC) semiconductor chip Jan. 13, 2009
7460571 Laser control apparatus and control method thereof Dec. 2, 2008
7457329 Method and system for a high power low-coherence pulsed light source Nov. 25, 2008
7450618 Laser system using ultrashort laser pulses Nov. 11, 2008
7447246 Q-modulated semiconductor laser Nov. 4, 2008
7443893 Method and system for tunable pulsed laser source Oct. 28, 2008
7436867 Hermetically sealed external cavity laser system and method Oct. 14, 2008
7436871 Method and device for performing wavelength modulation with Distributed Bragg Reflector (DBR) laser Oct. 14, 2008
7433375 Laser trim and compensation methodology for passively aligning optical transmitter Oct. 7, 2008
7430229 Opto-electronic device comprising an integrated laser and an integrated modulator and associated method of production Sep. 30, 2008
7428253 Method and system for a pulsed laser source emitting shaped optical waveforms Sep. 23, 2008
7425706 Gamma-ray laser; induced gamma emission system and method Sep. 16, 2008
7418015 System and method for control of optical transmitter Aug. 26, 2008
7400659 Method and device for performing DBR laser wavelength modulation free of thermal effect Jul. 15, 2008
7391797 Integrated circuit for controlling a laser diode Jun. 24, 2008
7382811 Optical device, laser beam source, laser apparatus and method of producing optical device Jun. 3, 2008
7379486 Technique for optically pumping alkali-metal atoms using CPT resonances May. 27, 2008
7376161 Modulation light source, image display apparatus including the same, and method of driving modulation light source May. 20, 2008
7372879 Wavelength locker using modulator current and photodetector May. 13, 2008
7345803 Optical modulator and optical modulating method Mar. 18, 2008

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15


 
 
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