215954 ⎘
Semiconductor lasers; Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers having a non constant or multiplicity of periods Multiplicity of periods
Sub-classes:HIGH-POWER SINGLE-WAVELENGTH SEMICONDUCTOR LASER HAVING MULTI-SEGMENT GRATING STRUCTURE
#2Surface emitting laser with hybrid grating structure
#3Semiconductor Laser
#4SEMICONDUCTOR LASER WITH METAL PULL-BACK DBR GRATING
#5Surface emitting laser with hybrid grating structure
#6Continuous-wave organic thin-film distributed feedback laser and electrically driven organic semiconductor laser diode
#7Semiconductor optical amplifier integrated laser
#8Continuous-wave organic thin-film distributed feedback laser and electrically driven organic semiconductor laser diode
#9Quantum cascade laser
#10Surface emitting laser with hybrid grating structure
#11Surface-emmiting laser comprising surface gratings
#12Organic electroluminescent device, compound and use thereof
#13Distributed reflector laser
#14Surface emitting quantum cascade laser
#15Single facet laser sources
#16Laser device
#17Continuous-wave organic thin-film distributed feedback laser and electrically driven organic semiconductor laser diode
#18Semiconductor laser device
#19Distributed reflector laser
#20Distributed feedback semiconductor laser
#21Surface emitting quantum cascade laser
#22Semiconductor laser device, diffraction grating structure, and diffraction grating
#23Tunable waveguide devices
#24Tunable waveguide devices
#25Photonic integrated circuit
#26Tunable waveguide devices
#27Tunable waveguide devices
#28Tunable waveguide devices
#29Laser array with distributed Bragg reflectors
#30Light emitting device with improved gratings and method for manufacturing the device
#31Semiconductor laser device and manufacturing method of the same
#32Tunable laser and method for tuning a lasing mode
#33Distributed reflector laser
#34Photonic integrated circuit
#35Method for producing quantum cascade laser and quantum cascade laser
#36Tunable laser device
#37Single mode reflector using a nanobeam cavity
#38Waveguide structure for mid-IR multiwavelength concatenated distributed-feedback laser with an active core made of cascaded stages
#39Tunable laser and tunable laser module
#40Laser source with reduced linewidth
#41Semiconductor laser and optical semiconductor device
#42Mid-IR multiwavelength concatenated distributed-feedback laser with an active core made of cascaded stages
#43Tunable multi-mode laser
#44Method of manufacturing frequency tunable terahertz transceiver
#45Waveguide structure for mid-IR multiwavelength concatenated distributed-feedback laser with an active core made of cascaded stages
#46MULTI-WAVELENGTH DBR LASER
#47Semiconductor laser module
#48Diode laser and laser resonator for a diode laser having improved lateral beam quality
#49Terahertz wave generator
#50Wavelength tunable external cavity laser beam generating device
#51Frequency tunable terahertz transceivers and method of manufacturing dual wavelength laser
#52Low white frequency noise tunable semiconductor laser source
#53Dual mode semiconductor laser and terahertz wave apparatus using the same
#54Optical element and method for manufacturing the same
#55Tunable semiconductor laser diode
#56Tunable multi-wavelength semiconductor laser array for optical communications based on wavelength division multiplexing
#57Segmented distributed feedback laser
#58Semiconductor laser device
#59Optical semiconductor device and method of controlling the same
#60Optical module having three or more optically transparent layers
#61Optical device and method for manufacturing the same
#62Semiconductor laser
#63Horizontal emitting, vertical emitting, beam shaped, distributed feedback (DFB) lasers fabricated by growth over a patterned substrate with multiple overgrowth
#64SEMICONDUCTOR LASER AND METHOD FOR OPERATING A SEMICONDUCTOR LASER
#65UPSTREAM SOURCE LIGHT GENERATOR OF PASSIVE OPTICAL NETWORK SYSTEM AND METHOD OF GENERATING UPSTREAM SOURCE LIGHT
#66SEMICONDUCTOR LASER DEVICE
#67Semiconductor optical element, semiconductor laser using the semiconductor optical element, and optical transponder using the semiconductor laser
#68Semiconductor laser and method of making semiconductor laser
#69Optical module having three or more optically transparent layers
#70Semiconductor laser optical integrated semiconductor device
#71Bragg reflector grating
#72Semiconductor light-emitting device with tunable emission wavelength
#73Gain-coupled distributed feedback semiconductor laser including first-order and second-order gratings
#74Photonic crystal laser
#75Laser source
#76Optical semiconductor device and method of controlling the same
#77INDEX GUIDED SEMICONDUCTOR LASER WITH LOSS-COUPLED GRATINGS AND CONTINUOUS WAVEGUIDE
#78Distributed feedback semiconductor laser including wavelength monitoring section
#79Optical device having diffraction gratings coupling guided wave, and its manufacture method
#80Tuneable unipolar lasers
#81Tunable light source for use in microscopy
#82Light source for swept source optical coherence tomography based on cascaded distributed feedback lasers with engineered band gaps
#83Optical semiconductor device and optical semiconductor integrated circuit
#84Optical semiconductor device and optical semiconductor integrated circuit
#85Horizontal emitting, vertical emitting, beam shaped, distributed feedback (DFB) lasers fabricated by growth over a patterned substrate with multiple overgrowth
#86Optical-fiber wavelength generator, array structure and laser semiconductor device
#87Complex-coupled distributed feedback semiconductor laser
#88Method and apparatus for multiple, discrete wavelength laser diode pumping of solid state laser materials
#89Light dispersion filter and optical module
#90Single mode distributed feedback laser
#91Q-MODULATED SEMICONDUCTOR LASER WITH ELECTRO-ABSORPTIVE GRATING STRUCTURES
#92Optical semiconductor device and optical semiconductor integrated circuit
#93Control for a tunable laser
#94Tuneable unipolar lasers
#95Distributed feedback laser with differential grating
#96Feedback and coupling structures and methods
#97Semiconductor laser device, semiconductor laser module, and Raman amplifier using the device or module
#98HAMR recording head with external cavity laser using a near-field transducer as a reflector
#99Multi-wavelength laser device