Optical semiconductor device

Laser emission device with integrated light modulator

Semiconductor optical amplifier

Optical transceiver

Semiconductor laser apparatus assembly

Method of fabricating and operating an optical modulator

Optical semiconductor device

Laser device having a looped cavity capable of being functionalized

External resonator-type semiconductor laser element and optical element

Method of manufacturing optical modulator

Laser swept source with controlled mode locking for OCT medical imaging

Compact external cavity tunable laser apparatus

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

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

Hybrid silicon laser-quantum well intermixing wafer bonded integration platform for advanced photonic circuits with electroabsorption modulators

Method to tune emission wavelength of wavelength tunable laser diode

Optical semiconductor device

Method to tune emission wavelength of semiconductor laser diode

Semiconductor optical integrated device and method for fabricating the same

Tunable multi-wavelength semiconductor laser array for optical communications based on wavelength division multiplexing

Directly modulated laser for PON applications

Semiconductor laser

Co-modulation of DBR laser and integrated optical amplifier

Small packaged tunable laser transmitter

Laser using locally strained germanium on silicon for opto-electronic applications

Methods and apparatus for temperature tuning of semiconductor lasers

Integrated semiconductor device

Integrated semiconductor device

Light emitting device and method of controlling light emitting device

Recording device and optical oscillator device

Method to control emission wavelength of tunable laser diode

Gain medium providing laser and amplifier functionality to optical device

Tunable laser with integrated wavelength reference

METHOD TO SWITCH EMISSION WAVELENGTH OF TUNABLE LASER DIODE

Optical device, optical module, and method for manufacturing optical device

System and method for multiple laser sources using high semiconductor optical amplifier extinction

OPTICAL OSCILLATION DEVICE AND RECORDING APPARATUS

Driver for laser diode integrated with external modulator

Method for producing semiconductor optical integrated device

Semiconductor optical integrated device and method for fabricating the same

LASER SYSTEM

Optical modulation device

Wavelength tunable laser diode

SEMICONDUCTOR LASER ELEMENT, METHOD OF MANUFACTURING SEMICONDUCTOR LASER ELEMENT, AND OPTICAL MODULE

Optical device, modulator module, and method for manufacturing the optical device

Method of making semiconductor optical integrated device by alternately arranging spacers with integrated device arrays

WAVELENGTH-TUNABLE EXTERNAL CAVITY LASER

Semiconductor optical devices and methods of fabricating the same

Bias circuit of electro-absorption modulated laser and calibration method thereof

Terahertz wave generating device, camera, imaging device, and measuring device

Beat signal generating device for use in a Terahertz system, Terahertz system and use of a beat signal generating device

Optical module

Terahertz wave generation device, light source device, camera, imaging device, and measurement device

Submount, submount assembly, and submount assembling method

Multi-wavelength optical source generator

LOW CHIRP COHERENT LIGHT SOURCE

Actively Mode Locked Laser Swept Source for OCT Medical Imaging

Laser module

Electro-absorption modulator and optical semiconductor device

LASER MODULE

LASER DEVICE, A LIGHT SIGNAL GENERATION DEVICE, AND AN OPTICAL RESONATOR AND A METHOD FOR PRODUCING LIGHT

Multibeam coherent laser diode source (embodiments)

WAVELENGTH-TUNABLE EXTERNAL CAVITY LASER GENERATING DEVICE

Optical semiconductor device, laser chip and laser module

Semiconductor optical modulation device

RECORDING DEVICE AND OPTICAL OSCILLATOR DEVICE

WAVELENGTH VARIABLE LASER AND A MANUFACTURING METHOD THEREOF

Loss modulated silicon evanescent lasers

Laser module

Semiconductor optical integrated element

Tunable multi-wavelength optical transmitter and transceiver for optical communications based on wavelength division multiplexing

WAVELENGTH TUNABLE SEMICONDUCTOR LASER

Tunable semiconductor laser diode

Tunable multi-wavelength semiconductor laser array for optical communications based on wavelength division multiplexing

Semiconductor optical amplifier and optical amplification apparatus

Device and method for selective transmission of an optical signal

Transmitter photonic integrated circuit (TxPIC) chip

Driver circuit for tunable LD

Optical signal generator and method for adjusting the same having a reflecting mirror to define another cavity different from the cavity of a single mode laser

Method for tuning semiconductor laser

Dynamic intelligent bidirectional optical access communication system with object/intelligent appliance-to-object/intelligent appliance interaction

Diode laser, integral diode laser, and an integral semiconductor optical amplifier

Wavelength tunable light source

Wavelength-tunable optical transmitter

Low Chirp Coherent Light Source

OPTICAL DEVICE MODULE

Semiconductor laser device and method for controlling semiconductor laser

Optical modulation apparatus and optical modulation/integration apparatus

Optical semiconductor device and method of controlling the same

Integrated semiconductor optical device

Multiple distributed feedback laser devices

Vertical optically emitting photonic devices with electronic steering capability

Tunable laser source using intracavity laser light outcoupling and module containing the same

Semiconductor optical modulator, an optical amplifier and an integrated semiconductor light-emitting device

Forward error correction (FEC) enabled photonic integrated circuit (PIC) chips with multiple signal channels

Optical module, integrated semiconductor optical device and manufacturing method thereof

Semiconductor laser

LASER DEVICE, A LIGHT SIGNAL GENERATING DEVICE, AND AN OPTICAL RESONATOR AND A METHOD FOR PRODUCING LIGHT

ELECTRO-ABSORPTION MODULATED LASER (EML) ASSEMBLY HAVING A 1/4 WAVELENGTH PHASE SHIFT LOCATED IN THE FORWARD PORTION OF THE DISTRIBUTED FEEDBACK (DFB) OF THE EML ASSEMBLY, AND A METHOD

Wavelength division multiplexing system

Semiconductor optical communication module and manufacturing method thereof

Semiconductor laser

Optical semiconductor device

Optical waveguide device, its manufacture method, laser module and optical transmission system

MULTIPLE-WAVELENGTH LASER DEVICE

Optical semiconductor device

Semiconductor laser device

SEMICONDUCTOR LASER

Semiconductor optical device

Coolerless photonic integrated circuits (PICs) for WDM transmission networks and PICs operable with a floating signal channel grid changing with temperature but with fixed channel spacing in the floating grid

Semiconductor laser with low relative intensity noise of individual longitudinal modes and optical transmission system incorporating the laser

OPTICAL MODULE

Multiple distributed feedback laser devices

Semiconductor optoelectronic device with improved beam quality

Integrated optical comb source system and method

Thyristor radiation detector array and applications thereof

Integrated semiconductor optical device and optical apparatus using the same

Integrated photonic semiconductor devices and methods for making integrated photonic semiconductor devices

Multi-level integrated photonic devices

Multi-level integrated photonic devices

OPTICAL SEMICONDUCTOR ELEMENT AND OPTICAL SEMICONDUCTOR DEVICE

Optical resonator and tunable laser

Semiconductor optical function device

Tunable laser device and a method for producing light of respective selectable wavelengths

Semiconductor laser with heater

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

Optoelectric device for high-speed data transfer with electrooptically tunable stopband edge of a bragg-reflector

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

Dual output laser source

Semiconductor laser, module and optical transmitter

Intra-Cavity Phase Modulated Laser Based on Intra-Cavity Depletion-Edge-Translation Lightwave Modulators

Optical intergrated device

High capacity transmitter implemented on a photonic integrated circuit

Hybrid silicon laser-quantum well intermixing wafer bonded integration platform for advanced photonic circuits with electroabsorption modulators

OPTICAL MODULE

Integrated photonic semiconductor devices and methods for making integrated photonic semiconductors devices

Method of producing semiconductor optical device

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

Integrated semiconductor optical device

Device and method for measuring wavelength of an optical signal

Method of providing electrical separation in integrated devices and related devices

Method of fabricating a semiconductor optical device

Optoelectronic systems providing high-power high-brightness laser light based on field coupled arrays, bars and stacks of semicondutor diode lasers

Optical semiconductor element and optical semiconductor device

Semiconductor element and manufacturing method thereof

Optical FM source based on intra-cavity phase and amplitude modulation in lasers

Magneto-optoelectronic switch and sensor

Anti stark electrooptic medium and electrooptically modulated optoelectronic device based thereupon

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

METHOD OF CONTROLLING SEMICONDUCTOR LASER

Optical clock recovery apparatus and method and birefringent medium

OPTICAL DEVICE, AND SEMICONDUCTOR LASER OSCILLATOR

Integrated photonic semiconductor devices having ridge structures that are grown rather than etched, and methods for making same

Semiconductor optical amplifier for an external cavity diode laser

OPTICAL SEMICONDUCTOR DEVICE

Tunable laser source with integrated optical modulator

Optical semiconductor device and method of controlling the same

Optical device and manufacturing method thereof

Semiconductor optical device and manufacturing method thereof

Bi-directional optical module

Optical waveform reshaping device

Lateral-Bragg-Grating-Surface-Emitting Laser/Amplifier (LBGSE)

Semiconductor optical devices, systems and methods of manufacturing the same

Monolithic transmitter photonic integrated circuit (TxPIC) having tunable modulated sources with feedback system for source power level or wavelength tuning

Semiconductor optical device and a method of fabricating the same

REFLECTION-TYPE OPTICAL MODULATOR MODULE

Method and systems for optimizing laser and electro-absorption modulator performance for long-haul optical transmission

Electro-absorption semiconductor optical modulator

Integrated optoelectronic device and method of fabricating the same

Digital optical network architecture

Wavelength variable laser

Optical waveguide and semiconductor optical element

Photonic integrated circuit (PIC) chips

Integrated Holding-Beam-At-Transparency (Hbat) Configuration For Semiconductor Optical Amplification Or Emission

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

Carrier-suppressed optical pulse train generation method and mode-locked semiconductor laser diode for realizing this method

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

Integrated optical device and fabrication method thereof

Semiconductor optical device and optical transmission module

Semiconductor optical device and manufacturing method thereof

Electrooptically Bragg-reflector stopband-tunable optoelectronic device for high-speed data transfer

Distributed amplifier optical modulators

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

Optical waveguide device and semiconductor device

Semiconductor element mounting board and optical transmission module

Monolithic transmitter photonic integrated circuit (TxPIC) semiconductor chip

Monolithic transmitter photonic integrated circuit (TxPIC) with integrated optical components in circuit signal channels

Transmitter photonic integrated circuits (TXPICS) with directly modulated lasers and wavelength selective combiners

Electro-absorption modulated laser using coupling for chirp correction

Electro-absorption optical modulator integrated with a laser to produce high speed, uncooled, long distance, low power, 1550 nm optical communication device with optimized parameters

Laser module

Optical semiconductor device, laser chip and laser module

Optical semiconductor device

Optical semiconductor element and optical semiconductor device

Optical Semiconductor device

Optical transmitter

Superluminescent diode and method of manufacturing the same

High-Power Optoelectronic Device with Improved Beam Quality Incorporating A Lateral Mode Filtering Section

Laterally Implanted Electroabsorption Modulated Laser

VCSEL with integrated optical filter

Semiconductor laser diode and integrated semiconductor optical waveguide device

Modulator-integrated light source and its manufacturing method

Monolithic photonic integrated circuit (PIC) with forward error correction (FEC)

Optical module having gain member and partial reflection section waveguides formed on a substrate

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

Electroabsorption duplexer

High power semiconductor device to output light with low-absorbtive facet window

Buried lateral index guided lasers and lasers with lateral current blocking layers

Complex optical device

Method of monitoring and controlling the bit error rate (BER) in an optical communication network

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

Integrated modulator-laser structure and a method of producing same

Method of providing electrical separation in integrated devices and related device

Optical semiconductor device

Opto-electronic device comprising an integrated laser and an integrated modulator and associated method of production

Wavelength tunable semiconductor laser having two difractive grating areas

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

Optical transmitter

Photonic crystal semiconductor device and production method thereof

Optical waveform shaping device including portions for respectively absorbing and amplifying transmitted optical signal

Integrated monitoring and feedback designs for external cavity tunable lasers

Optical amplifier

Traveling-wave optoelectronic wavelength converter

Optical amplifier

Method of manufacturing and apparatus for a transmitter photonic integrated circuit (TXPIC) chip

Mode-locked quantum dot laser with controllable gain properties by multiple stacking

Fundamental-frequency monolithic mode-locked laser including multiple gain absorber pairs

Wavelength tunable semiconductor laser apparatus

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 reducing insertion loss in a transition region between a plurality of input or output waveguides to a free space coupler region

Formation of cleaved grooves in a passivation layer formed over a surface of a wafer prior to wafer singulation

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

Traveling-wave optoelectronic wavelength converter

Semi-integrated designs with in-waveguide mirrors for external cavity tunable lasers

Optical combiner/decombiner with reduced insertion loss

Method of adjusting a center wavelength of modulated sources wavelength grid with the passband of an optical combiner

Semiconductor laser apparatus

Q-MODULATED SEMICONDUCTOR LASER WITH ELECTRO-ABSORPTIVE GRATING STRUCTURES

Q-modulated semiconductor laser

Integrated modulator/laser assembly and a method of producing same

Structure of chip carrier for semiconductor optical device, optical module, and optical transmitter and receiver

Optical transport network

Monolithic photonic integrated circuit (PIC) CHIP

Method for manufacturing selective area grown stacked-layer electro-absorption modulated laser structure

Quantum nano-structure semiconductor laser

Semiconductor optical modulator, an optical amplifier and an integrated semiconductor light-emitting device

Quantum nanostructure semiconductor laser

Mode-locked laser diode device and wavelength control method for mode-locked laser diode device

Semiconductor optical device and the fabrication method

Benzocyclobutene polymer (BCB) as a passivation layer for optical passive elements

Method of in-wafer testing of monolithic photonic integrated circuits (PICs) formed in a semiconductor wafer

Adiabatically frequency modulated source

Optical transmitter

Electroabsorption-modulated Fabry-Perot laser and methods of making the same

FEC enhanced system for an optical communication network

Tilted cavity semiconductor device and method of making same

Optical module device driven by a single power supply

System for amplifying optical signals

Optical modulator module

Photonic integrated device using reverse-mesa structure and method for fabricating the same

Coolerless photonic integrated circuits (PICs) for WDM transmission networks and PICs operable with a floating signal channel grid changing with temperature but with fixed channel spacing in the floating grid

Wide tuneable laser sources

Multi-level integrated photonic devices

External oscillation type mode-locking semiconductor laser

Optical integrated device

Method for manufacturing a photonic device and a photonic device

Method of optimizing optical channel signal demultiplexing in a monolithic receiver photonic integrated circuit (RxPIC)

Semi-integrated designs for external cavity tunable lasers

Compact, cost-effective optical-electrical-optical (OEO) converter for an optical transmission network

Method for manufacturing a photonic device and a photonic device

Optical transport network

Semiconductor optical device integrated with a photo detector

Optoelectronic device having a Discrete Bragg Reflector and an electro-absorption modulator

Semiconductor optical amplifier and optical amplifying apparatus using the same

Optical communication module utilizing plural semiconductor transmitter photonic integrated circuit (TxPIC) chips

Waveguide type optical element

Optical modulator

Structure of chip carrier for semiconductor optical device, optical module, and optical transmitter and receiver

Method of providing wider window margin in an eye diagram of a received signal in a transmission system

Optical receiver photonic integrated circuit (RxPIC) system

Method of monitoring and controlling the bit error rate (BER) in an optical communication network

Optical transmission network with a receiver photonic integrated circuit (RxPIC) utilizing an optical service chanel (OSC)

Optical transmission network with transmitter photonic integrated circuit (TxPIC) utilizing an optical service channel (OSC)

Tunable electro-absorption modulator and tunable laser

Electro-absorptive optical modulator module having monolithic integrated photo detector

Passivation of photonic integrated circuits (PICs)

Method of reducing insertion loss in a transition region between a plurality of input or output waveguides to a free space coupler region

In-wafer testing of integrated optical components in photonic integrated circuits (PICs)

Method for automatically revising wavelength of electro-absorption modulator integrated laser diode

In-wafer testing of integrated optical components in photonic integrated circuits (PICs)

Monolithic transmitter/receiver photonic integrated circuit (Tx/RxPIC) transceiver chip

Method for forming and apparatus comprising optical waveguides leading to a free space coupler region

Optical waveguide device with reduced insertion loss between optical waveguides coupled to a free space region

Method and apparatus for a polarization insensitive arrayed waveguide grating (AWG)

Probe card for testing in-wafer photonic integrated circuits (PICs) and method of use

Method of calibrating a monolithic transmitter photonic integrated circuit (TXPIC) chip

Method of in-wafer testing of monolithic photonic integrated circuits (PICs) formed in a semiconductor wafer

Optical device and optical module

Optical transmitter module and wavelength division multiplexing light source using the same

Semiconductor optical amplifier and method for manufacturing the same, and optical communication device