Tunable laser with high thermal wavelength tuning efficiency

Injection locking of gain switched diodes for spectral narrowing and jitter stabilization

WAVELENGTH TUNABLE SEMICONDUCTOR LASER HAVING TWO DIFRACTIVE GRATING AREAS

Waveguide-coupled vertical cavity laser

Cooling device and semiconductor laser device

Method of manufacturing frequency tunable terahertz transceiver

Tunable laser using III-V gain materials

Wavelength-tunable optical transmission apparatus

Methods of driving laser diodes, optical wavelength sweeping apparatus, and optical measurement systems

Wavelength-tunable light source and wavelength variation method

Tunable optical system with hybrid integrated laser

Method and apparatus including movable-mirror mems-tuned surface-emitting lasers

Semiconductor optical element, integrated semiconductor optical element, and semiconductor optical element module

Pulse light source

DISCRETELY TUNABLE LOCALLY SEEDED LASER DEVICE

Discretely tunable laser device

Method of controlling wavelength tunable laser, control data structure of wavelength tunable laser, and wavelength tunable laser

Method to tune emission wavelength of wavelength tunable laser diode

Tunable Bragg grating and a tunable laser diode using same

Method to tune emission wavelength of semiconductor laser diode

WAVELENGTH SELECTIVE AND TUNABLE LASER DEVICE

Semiconductor laser

Stabilizing beam pointing of a frequency-converted laser system

Tunable laser module

Tunable hybrid laser with carrier-induced phase control

Optical Amplifier and Optical Transmission System

Methods of modulating microlasers at ultralow power levels, and systems thereof

External cavity laser array system and WDM optical system including same

Light-emitting device module and atomic oscillator

SLOT WAVEGUIDE STRUCTURE FOR WAVELENGTH TUNABLE LASER

WAVELENGTH TUNABLE EXTERNAL CAVITY LASER

Methods and apparatus for temperature tuning of semiconductor lasers

Laser apparatus, extreme ultraviolet light generation system, method for controlling the laser apparatus, and method for generating the extreme ultraviolet light

OPTICAL MODULE

Optical interconnection system

Heating elements for multi-wavelength DBR laser

MULTI-WAVELENGTH DBR LASER

Light emitting device and method of controlling light emitting device

Method to control emission wavelength of tunable laser diode

Tunable laser with integrated wavelength reference

METHOD TO SWITCH EMISSION WAVELENGTH OF TUNABLE LASER DIODE

Integrated optical device and manufacturing method of the same

Pulse light source

Semiconductor optical integrated device

Method of controlling wavelength-tunable laser

Wavelength tunable laser diode

Optical transmitter and optical transmission apparatus

METHOD AND DEVICE FOR ADJUSTING A TUNABLE LASER OF AN OPTICAL NETWORK ELEMENT

Tunable Laser

MONOLITHIC LASER SOURCE USING RING-RESONATOR REFLECTORS

LOW CHIRP COHERENT LIGHT SOURCE

FIBER LASER DEVICE

SEMICONDUCTOR LASER DEVICE AND DRIVING METHOD OF THE SAME

Optical semiconductor device, laser chip and laser module

Structures and methods for adjusting the wavelengths of lasers via temperature control

Frequency tunable terahertz transceivers and method of manufacturing dual wavelength laser

Dual mode semiconductor laser and terahertz wave apparatus using the same

Wavelength-tunable external cavity laser module

SEMICONDUCTOR LASER MODULE

Tunable semiconductor laser diode

Fiber laser device

HIGH CONTRAST GRATING INTEGRATED VCSEL USING ION IMPLANTATION

Method for having laser light source in standby status

Opto-electronic signal processing methods, systems, and apparatus for optical sensor interrogation

Device with wavelength selective coupler for collecting light emitted by a laser source

Correction circuit, drive circuit, light-emitting device and correction method of current pulse waveform

Method for tuning semiconductor laser

Laser wavelength stabilization

Method of controlling wavelength-tunable laser

Temperature control system for a frequency converted diode laser

Wavelength-controlled semiconductor laser device

Optical amplification control apparatus

Laser device

Low Chirp Coherent Light Source

LASER ASSEMBLY AND METHOD AND SYSTEM FOR ITS OPERATION

Semiconductor laser device and method for controlling semiconductor laser

Optical semiconductor device and method of controlling the same

Semiconductor light emitting element and tunable wavelength laser light source

METHOD AND DEVICE FOR GAS ANALYSIS USING AN INTERFEROMETRIC LASER

Multiple distributed feedback laser devices

SPECTROMETERS UTILIZING MID INFRARED ULTRA BROADBAND HIGH BRIGHTNESS LIGHT SOURCES

Intracavity Conversion Utilizing Narrow Band Reflective SOA

Wavelength tunable semiconductor laser having multiple sets of intercavity spacings

Method of tuning a semiconductor laser device having coupled cavities

DBR laser with improved thermal tuning efficiency

Wavelength tunable semiconductor laser apparatus

Wavelength-variable light source with dual resonator loop circuit

Strain modulated nanostructures for optoelectronic devices and associated systems and methods

Variable wavelength light source, optical module and manufacturing method of variable wavelength light source

DBR laser with improved thermal tuning efficiency

Split control of front and rear DBR grating portions

TUNABLE LASER SOURCE AND LINEWIDTH NARROWING METHOD

Mode-locked laser

COMPACT MID-IR LASER

Thermally optimized mechanical interface for hybrid integrated wavelength division multiplexed arrayed transmitter

SPECTRALLY TUNABLER LASER MODULE

Frequency converted laser sources and methods for operating frequency converted laser sources

Modular fiber-based chirped pulse amplification system

Feedback control for heated TOSA

Semiconductor optical element, semiconductor laser using the semiconductor optical element, and optical transponder using the semiconductor laser

Laser Wavelength Control

Method and system for controlling wavelengths of multi-path laser

Multiple distributed feedback laser devices

Planar lightwave circuit (PLC) device wavelength tunable light source comprising the same device and wavelength division multiplexing-passive optical network (WDM-PON) using the same light source

Wavelength tunable semiconductor laser device, controller for the same, and control method for the same

OPTICAL SEMICONDUCTOR ELEMENT AND OPTICAL SEMICONDUCTOR DEVICE

Phase control by active thermal adjustments in an external cavity laser

WAVELENGTH-TUNABLE EXTERNAL CAVITY LASER

Semiconductor laser with heater

Tunable laser module, tunable laser apparatus and controlling method for tunable laser

Laser device, laser module, semiconductor laser and fabrication method of semiconductor laser

Narrow spectrum light source

Wavelength normalization in phase section of semiconductor lasers

NOT TEMPERATURE STABILIZED PULSED LASER DIODE AND ALL FIBRE POWER AMPLIFIER

Laser transmitting at automatically varying wavelengths, network interface unit and system including the laser, and method of automatically varying the wavelength of a laser

Semiconductor laser device and driving method of the same

Wavelength locking and power control systems for multi-channel photonic integrated circuits (PICs)

Multi-pass laser amplifier with staged gain mediums of varied absorption length

Heterodyne receiver using differential temperature control of laser sources

Method for fabricating an optically pumped semiconductor apparatus

OPTICAL MODULE

Vertically emitting, optically pumped semiconductor comprising an external resonator and frequency doubling on a separate substrate

Method of tuning optical components integrated in a monolithic photonic integrated circuit (PIC)

LASER TUNING

Vertical-cavity surface-emitting laser diode device

Testing method of wavelength-tunable laser, controlling method of wavelength-tunable laser and laser device

Apparatus and methods for optical amplification in semiconductors

GAS IMAGING SYSTEM

Adaptive Thermal Feedback System for a Laser Diode

Pulse light source

LASER MODULE

Optical transmission circuit

Method for having laser light source in standby status

Optical semiconductor element and optical semiconductor device

Semiconductor light-emitting device with tunable emission wavelength

Optical transmitter providing a plurality of transmitter units each having a thermo-electric cooler connected in series to each other

Laser source with interdigital heater electrodes and underlying current confinement layer

Tunable semiconductor laser device, manufacturing method therefor, and gas detector using therewith

DBR laser with improved thermal tuning efficiency

Illumination light source device and laser projection device

OPTICAL TRANSMISSION MODULE AND OPTICAL TRANSMISSION SYSTEM

WAVELENGTH TUNABLE LIGHT SOURCE, CONTROL METHOD AND CONTROL PROGRAM THEREOF, AND OPTICAL MODULE

DBR laser with improved thermal tuning efficiency

Monolithic transmitter photonic integrated circuit (TXPIC) with a transversely disposed output

Method of controlling semiconductor laser

METHOD OF CONTROLLING SEMICONDUCTOR LASER

Optical device and method of controlling the same

Optical communications circuit current management

Optical beam steering for tunable laser applications

Dynamic thermal management of laser devices

Alignment of lasing wavelength with wavelength conversion peak using modulated wavelength control signal

Method for forming anti-reflective coating

Micro-structured optic apparatus

Not temperature stabilized pulsed laser diode and all fibre power amplifier

Optical semiconductor device and method of controlling the same

Laser wavelength stabilization

Coherence reduction of diode lasers

Light source device and projector

Temperature shift matching

Multi-channel optoelectronic module

Optical module

Wavelength selective and tunable semiconductor laser device with coupled cavities

Laser system

External-cavity laser light source apparatus and laser light emission module

Broadly tunable single-mode quantum cascade laser sources and sensors

Broadband light source using fabry perot laser diodes

Thermally tuned diode-laser bar package

Method and apparatus for controlling wavelength tuning of optical source for optical communication

Laser-system

LASER WITH HEATER TO REDUCE OPERATING TEMPERATURE RANGE AND METHOD OF USING SAME

Thermal compensation in semiconductor lasers

Thermal compensation in semiconductor lasers

Light-emitting element

Photonic integrated circuit (PIC) chips

Structures and methods for adjusting the wavelengths of lasers via temperature control

Optical transport network having a plurality of monolithic photonic integrated circuit semiconductor chips

Semiconductor laser micro-heating element structure

Monolithic transmitter photonic integrated circuit (TxPIC) with a traversely disposed output

OPTICAL TRANSMITTERS

Control circuit for optoelectronic module with integrated temperature control

Laser scanning system employing laser mode switching using a binary mode switching signal

Laser device, control device of laser device, method of controlling laser device, method of tuning wavelength of laser device and control data of laser device

Laser module and method of controlling wavelength of external cavity laser

Laser device, laser module, semiconductor laser and fabrication method of semiconductor laser

Variable light controlling device and variable light controlling method

Optical semiconductor device, laser chip and laser module

Optical semiconductor device

Optical semiconductor device and controlling method of the same

Optical semiconductor element and optical semiconductor device

Optical Semiconductor device

High Efficiency, Wavelength Stabilized Laser Diode Using AWG's And Architecture For Combining Same With Brightness Conservation

Power control apparatus and method for an optical drive

Method of tuning optical components integrated in a monolithic photonic integrated circuit (PIC)

Fabry-perot semiconductor tunable laser

Single spatial mode output multi-mode interference laser diode with external cavity

Uncooled external cavity laser operating over an extended temperature range

Wavelength locking and power control systems for multi-channel photonic integrated circuits (PICS)

Apparatus and method for optical amplification in indirect-gap semiconductors

Wavelength tunable semiconductor laser having two difractive grating areas

Method tuning optical components integrated in a monolithic photonic integrated circuit (PIC)

Semiconductor laser device and hologram apparatus using the semiconductor laser device

Optical transmitter

Integrated monitoring and feedback designs for external cavity tunable lasers

V-coupled-cavity semiconductor laser

Tunable laser

Tunable laser

Wavelength tunable laser

Tunable resonator, tunable light source using the same, and method for tuning wavelength of multiple resonator

Method and apparatus of monitoring and controlling the emission wavelengths of a plurality of laser sources integrated on the same chip or in the same photonic integrated circuit (PIC)

Tension-controlled fiber optic tuning and isolating device

Method for tuning a fiber optic component

Broad-band optical semiconductor device and a method for manufacturing the same

Thermally-controlled fiber optic tuning and isolating device

Fiber optic mechanical/thermal tuning and isolating device

Planar waveguides with air thin films used as anti-reflective layers, beam splitters and mirrors

Optical transmitter

Laser power control with automatic compensation

Laser power control with automatic power compensation

Laser optics integrated control system and method of operation

Wavelength tunable light source module for wavelength division multiplexing passive optical network system

Low noise swept wavelength laser system and method

Temperature control in an optical amplification system

Method for operating a multi-channel optoelectronic module

Temperature tuning the wavelength of a semiconductor laser using a variable thermal impedance

Optical transmitter

Calibration methods for tunable lasers

Monolithic photonic integrated circuit (PIC) CHIP

Temperature compensated lasers

Focused ion beam heater thermally tunable laser

Thermally Tunable Laser with Single Solid Etalon Wavelength Locker

WDM laser wavelength control

Optical transmitter

Vertical cavity surface emitting laser with optimized linewidth enhancement factor

Vertical cavity surface emitting laser optimized for thermal sensitivity

Wavelength tunable laser device

Modular fiber-based chirped pulse amplification system

Frequency locker

Device with a radiation-emitting semiconductor component and procedure for the temperature stabilization of a radiation-emitting semiconductor component

Hydrogen vent for optoelectronic packages with resistive thermal device (RTD)

Ultrahigh-frequency light source using dual-wavelength laser with 3-dB beam splitter and method of manufacturing the same

Tunable electro-absorption modulator and tunable laser

Optical beam steering for tunable laser applications

Multiple input/output ECDL cavity length and filter temperature control

Apparatus for generating and transmitting laser light

Mode behavior of single-mode semiconductor lasers

Optical module

System and method for cavity ring-down spectroscopy using continuously varying continuous wave excitation

Optoelectronic component with thermoelectric temperature control

System for monitoring optical output/wavelength

Method of and system for detecting and correcting mode switching in diffractive-based laser scanning systems

Method of operating an array of laser sources integrated in a monolithic chip or in a photonic integrated circuit (PIC)

Apparatus and method for tuning a laser source emission wavelength employing a laser source contact comprising electrode segments

Method and apparatus of monitoring and controlling the emission wavelengths of a plurality of laser sources integrated on the same chip or in the same photonic integrated circuit (PIC)

Method of tuning integrated laser sources with integrated wavelength tuning elements on the same substrate or in a monolithic photonic integrated circuit (PIC)

Method of tuning optical components integrated on a monolithic chip

Frequency stabilization method and system for tunable light sources based on characteristic curve reconstruction

Method of making QCL with optimized brightness and related methods

Temperature sensor integrated with MOS capacitor for stabilizing lasers

Ultra-low noise, highly stable single-mode operation, high power, Bragg grating based semiconductor laser

Fiber optic voltage conditioning

Carrier sweep-out in a tunable laser

Fast wavelength-tunable hybrid optical transmitter

Wavelength control of a dual-ring laser

Optical source with a grating-enhanced resonator

Temperature compensation in an optical transmitter

Fiber optic sensor and wavelength drift controlled laser

Tuning external cavity lasers within CWDM transmitters for temperature insensitivity and superchannel construction

Tuning external cavity lasers within CWDM transmitters for temperature insensitivity and superchannel construction

Thermal compensation for burst-mode laser wavelength drift

Calibration of external-cavity tunable lasers

Wavelength tunable laser