ARRAYED WAVEGUIDE GRATINGS WITH STABILIZED PERFORMANCE UNDER VARYING PARAMETERS

CALIBRATION SYSTEM FOR WAVELENGTH-DIVISION MULTIPLEXING, WAVELENGTH-DIVISION MULTIPLEXING SYSTEM, AND CALIBRATING METHOD FOR WAVELENGTH-DIVISION MULTIPLEXING

ATHERMAL ARRAYED WAVEGUIDE GRATING

ARRAYED WAVEGUIDE GRATINGS WITH STABILIZED PERFORMANCE UNDER VARYING PARAMETERS

CALIBRATION SYSTEM FOR WAVELENGTH-DIVISION MULTIPLEXING, WAVELENGTH-DIVISION MULTIPLEXING SYSTEM, AND CALIBRATING METHOD FOR WAVELENGTH-DIVISION MULTIPLEXING

Thermal stabilization circuit for an optical ring resonator

ARRAYED WAVEGUIDE GRATINGS WITH STABILIZED PERFORMANCE UNDER VARYING PARAMETERS

Athermal arrayed waveguide grating

TEMPERATURE INSENSITIVE WAVEGUIDES AND ARRAY WAVEGUIDE GRATING MUX/DEMUX DEVICES

Integrated optical multiplexer / demultiplexer with thermal compensation

Passive compensation of non-uniform channel characteristics of spectrally selective device arrays in multiwavelength photonic integrated circuits

Phase tuning in waveguide arrays

Phase tuning in waveguide arrays

Phase tuning in waveguide arrays

RGB COMBINER USING MEMS ALIGNMENT AND PLC

Phase tuning in waveguide arrays

Phase tuning in waveguide arrays

Athermal optical filter with active tuning and simplified control

Apparatus for alleviating nonlinear temperature effect of arrayed waveguide gratings

RGB combiner using MEMs alignment and PLC

Phase tuning in waveguide arrays

Communication network employing network devices with packet delivery over pre-assigned optical channels

Optical fiber temperature control system and method

Arrayed waveguide grating multiplexer-demultiplexer and related control method

Phase tuning in waveguide arrays

OPTICAL COMMUNICATION SYSTEM HAVING TUNABLE SOURCES

Waveguide structure, waveguide coupling structure, and production method

Wavelength combiner unit and arrayed waveguide grating having the same

Packaging an arcuate planar lightwave circuit

Arrayed waveguide grating multiplexer-demultiplexer and related control method

Athermal arrayed waveguide grating wavelength division multiplexer

High density laser optics

Packaging an arcuate planar lightwave circuit

Athermal optical filter with active tuning and simplified control

Thermally compensated arrayed waveguide grating assemblies

Optical communication system having tunable sources

Thermally Compensated Arrayed Waveguide Grating Assemblies

ARRAYED-WAVEGUIDE GRATING HAVING TAILORED THERMAL-SHIFT CHARACTERISTICS AND AN OPTICAL ASSEMBLY EMPLOYING THE SAME

Thermally compensated arrayed waveguide grating assemblies

Ridge waveguide serial interferometers

Transmitter photonic integrated circuit (TxPIC) chip

ATHERMAL SILICON PHOTONICS ARRAY WAVEGUIDE GRATING (AWG) EMPLOYING DIFFERENT CORE GEOMETRIES IN THE ARRAY WAVEGUIDES

Arrayed waveguide grating

Optical device for rearranging wavelength channels

Waveguide type optical device

Optical signal processing device

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

Multiwavelength transmitter

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

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

Thermal control of optical components

Deployment of electro-optic amplitude varying elements (AVEs) and electro-optic multi-functional elements (MFEs) in photonic integrated circuits (PICs)

Method and system for redundant thermoelectric coolers for integrated DWDM transmitter/receiver

Method and system for integrated DWDM receivers

Method and system for integrated DWDM transmitters

Digital optical network architecture

Diffraction grating and dispersion compensation circuit

Asymmetric Mach-Zehnder interferometer having a reduced drive voltage coupled to a compact low-loss arrayed waveguide grating

Temperature-independent optical wavelength identification apparatus and optical wavelength identification method

Wavelength selective and level adjusting optical device

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

Deployment of electro-optic amplitude varying elements (AVES) and electro-optic multi-functional elements (MFES) in photonic integrated circuits (PICS)

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

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

Deployment of electro-optic amplitude varying elements (AVEs) and electro-optic multi-functional elements (MFEs) in photonic integrated circuits (PICs)

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)

FUNCTIONAL OPTICAL DEVICES AND METHODS FOR PRODUCING THEM

Duplex arrayed waveguide grating

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

Optical transmitter

Thermal control of optical components

Optical device

Wavelength-selective switch and integrated wavelength demultiplexer using stacked planar lightwave circuits

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)

Optical performance monitor

Deployment of electro-optic amplitude varying elements (AVEs) and electro-optic multi-functional elements (MFEs) in photonic integrated circuits (PICs)

Systems and methods for optical switching to colorless ports and colored ports

Optical transport network

Monolithic photonic integrated circuit (PIC) CHIP

Simultaneous interrogation of multi wavelength-modulated fiber optical sensors by modulating an arrayed waveguide grating based demultiplexer

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

Optical transmitter

Variable optical attenuator multiplexer with a thermal isolating optical joint

FEC enhanced system for an optical communication network

Optical module for housing an optical component

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

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

Optical transport network

Functional optical devices and methods for producing them

Optical waveguide circuit including passive optical waveguide device combined with active optical waveguide device, and method for making same

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

Isothermal thin film heater

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)

Chromatic dispersion compensator (CDC) in a photonic integrated circuit (PIC) chip and method of operation

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

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

Monitoring of a laser source with front and rear output photodetectors to determine frontal laser power and power changes over laser lifetime

Method and apparatus for providing an antireflection coating on the output facet of a photonic integrated circuit (PIC) chip

Submount for a photonic integrated circuit (PIC) chip

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

Optical probe and method of testing employing an interrogation beam or optical pickup

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

Calibration system for wavelength-division multiplexing, wavelength-division multiplexing system, and calibrating method for wavelength-division multiplexing

Reconfigurable athermal optical filters

Flat-top mode generating device and arrayed waveguide grating having the same

Athermalization of resonant optical devices via thermo-mechanical feedback