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Browse by Category: Main > Optical & Optics
Class Information
Number: 359/344
Name: Optical: systems and elements > Optical amplifier > Particular active medium (e.g., crystal, plasma, fluid, etc.) > Semiconductor
Description: Subject matter wherein the active medium is a solid or liquid having a resistivity midway between that of an insulator and a metal.










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

Patent Number Title Of Patent Date Issued
8687269 Opto-electronic device Apr. 1, 2014
8681421 Molecular gas-filled hollow core photonic crystal fiber laser at infra-red wavelengths Mar. 25, 2014
8670638 Signal distribution and radiation in a wireless enabled integrated circuit (IC) using a leaky waveguide Mar. 11, 2014
8670639 Optical-switch driver circuit, optical switch, and optical changeover switch Mar. 11, 2014
8659038 Semiconductor light source and method of fabrication thereof Feb. 25, 2014
8655175 Method and apparatus for enabling multiple passive optical networks to share one or more sources Feb. 18, 2014
8654440 Optical amplification module and optical switch device Feb. 18, 2014
8638486 Optical modulator and optical modulation method Jan. 28, 2014
8625191 Wavelength-tunable light source apparatus Jan. 7, 2014
8625193 Optical semiconductor device Jan. 7, 2014
8625194 Semiconductor optical amplifier Jan. 7, 2014
8619358 Electrically pumped extrinsic semiconductor optical amplifier with slot waveguide Dec. 31, 2013
8609445 Optical transmission module and manufacturing method of the same Dec. 17, 2013
8599478 All-optical 2R regeneration Dec. 3, 2013
8592236 Method for manufacture of optically pumped, surface-emitting semiconductor laser device Nov. 26, 2013
8593725 Pulsed optical source Nov. 26, 2013
8594469 Optical amplifier Nov. 26, 2013
8564878 Optical amplifier, control circuit, and optical amplifier control method Oct. 22, 2013
8559097 Integrated pump laser and rare earth waveguide amplifier Oct. 15, 2013
8559098 Device and method for selective transmission of an optical signal Oct. 15, 2013
8547630 Optical semiconductor device and manufacturing method therefor Oct. 1, 2013
8547631 Semiconductor optical amplifier Oct. 1, 2013
8542437 Earth abundant photonic structures Sep. 24, 2013
8526103 Laser system with highly linear output Sep. 3, 2013
8503073 Light coupling device and system, and method for manufacturing the device and system Aug. 6, 2013
8503072 Gain-clamped semiconductor optical amplifier Aug. 6, 2013
8493654 High-temperature interband cascade lasers Jul. 23, 2013
8472110 Optical amplifier, control circuit, and method of controlling optical amplifier Jun. 25, 2013
8472492 Vertical cavity surface emitting laser element, vertical cavity surface emitting laser array element, vertical cavity surface emitting laser device, light source device, and optical module Jun. 25, 2013
8472109 Semiconductor optical amplifier and optical module Jun. 25, 2013
8467122 Hybrid laser source with ring-resonator reflector Jun. 18, 2013
8441723 Scalable semiconductor waveguide amplifier May. 14, 2013
8432599 Optical image modulator and method of manufacturing the same Apr. 30, 2013
8432609 Photo-pumped semiconductor optical amplifier Apr. 30, 2013
8422123 Semiconductor optical amplifier and optical module Apr. 16, 2013
8422124 Seed light module for passive optical network Apr. 16, 2013
8384993 Semiconductor optical amplifier with a reduced noise figure Feb. 26, 2013
8379300 Wavelength-variable light source with dual resonator loop circuit Feb. 19, 2013
8379301 System and method for optical communication using polarization filtering Feb. 19, 2013
8363314 Reflective semiconductor optical amplifier (R-SOA) and superluminescent diode (SLD) Jan. 29, 2013
8310750 Waveform shaping circuit and optical switching device Nov. 13, 2012
8306432 Optical regenerator and phase error detection unit for an optical regenerator, and method for optical regeneration Nov. 6, 2012
8294983 Optical amplifier using photoelectric effect of surface plasmon resonance photons and its manufacturing method Oct. 23, 2012
8280211 All-optical high bandwidth sampling device based on a third-order optical nonlinearity Oct. 2, 2012
8279519 Semiconductor optical modulator, an optical amplifier and an integrated semiconductor light-emitting device Oct. 2, 2012
8274733 Semiconductor optical amplification module, optical matrix switching device, and drive circuit Sep. 25, 2012
8259390 Optical amplifier apparatus Sep. 4, 2012
RE43416 Semiconductor optical amplifier having a non-uniform injection current density May. 29, 2012
8179592 Semiconductor optical amplifier, method for manufacturing the same, and semiconductor optical integrated device May. 15, 2012
8179593 Optical-switch drive circuit and method thereof May. 15, 2012

1 2 3 4 5 6 7 8 9










 
 
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