METHOD OF DETERMINING PHYSICAL LAYER WAVELENGTH OF TUNABLE OPTICAL NETWORK UNIT (ONU) IN TIME AND WAVELENGTH DIVISION MULTIPLEXED PASSIVE OPTICAL NETWORK (TWDM-PON)

PASSIVE OPTICAL NETWORK SYSTEM USING TIME DIVISION MULTIPLEXING

CHANNEL MANAGEMENT METHOD IN TIME AND WAVELENGTH DIVISION MULTIPLEXING-PASSIVE OPTICAL NETWORK (TWDM-PON)

Digitized broadcast signals

Frequency sub-band coding of digital signals

Remote modulation of pre-transformed data

Network system

Optical transmitter

Method and apparatus of delivering upstream data in ethernet passive optical network over coaxial network

Technique for implementing an optical/TDM virtual private network

MODULAR HIGH-CAPACITY SWITCH

RECONFIGURATION OF AN OPTICAL CONNECTION INFRASTRUCTURE

Method, device, and nested system for allocating uplink and downlink bandwidth

Elastic client interface for tunable optical transponder

Method and apparatus for designing network

Optical line terminal of passive optical network, and method for controlling upstream band using the same

Integrated passive optical network (PON) system

Method and apparatus for demodulating signals in a pulse oximetry system

VISIBLE LIGHT COMMUNICATION METHOD USING DMX-512 NETWORK AND DEVICE FOR THE SAME

Transporting multiple low-speed data streams across a high-speed communication link

Round trip time aware dynamic bandwidth allocation for ethernet passive optical network over coaxial network

Method for acquiring PON port association relationship, optical network device, and optical network system

OPTICAL AMPLIFIER (OA)-BASED REACH EXTENDER AND PASSIVE OPTICAL NETWORK SYSTEM INCLUDING THE SAME

Chip integrated single photon generation by active time multiplexing

Systems and methods for advanced power management for optical network terminal systems on chip

Network interface device synchronization

Dynamic hitless ODUflex resizing in optical transport networks

Remote timing communications

Optical transmission apparatus

Method and apparatus for heterodyne coherent detection

Burst mode to continuous mode converter

OTDM coherent transceiver

Drive circuit and optical network unit

Methods and systems for implementing time-division duplexing in the physical layer

Multiplexed pulse modulation using superposition

Frame structure for adaptive data communications over a plastic optical fibre

Methods and devices for space-time multi-plane optical networks

TIME DIVISION DUPLEXING FOR EPoC

Method and apparatus of delivering upstream data in ethernet passive optical network over coaxial network

Data transmission apparatus and data transmission method

Method and apparatus for transporting deterministic traffic in a gigabit passive optical network

TIME/WAVELENGTH-DIVISION MULTIPLEXED PASSIVE OPTICAL NETWORK (TWPON)

Resource allocation in PON networks via wave-front multiplexing and de-multiplexing

Network design apparatus

Method and system for protecting traffic of a plurality of work ODUs over a protect ODU

Photonic monitoring for optical signals

Transmission device, transmission method, and program

Converged PON for TDMA-PON service based on OFDMA-PON

Time-domain based composite modulation for spectrally efficient optical networks

High speed multi-mode fiber transmissions via orthogonal wavefronts

Concurrent airborne communication methods and systems

Optical processing

DATA PACKET SYNCHRONIZATION AND RETURN-TO-ZERO CONVERSION

Mobile location in a remote radio head environment

Coherent power combining for signals through multiple satellite communications channels

System and method for optical layer management in optical modules and remote control of optical modules

Staircase forward error correction coding

Method and apparatus for demodulating signals in a pulse oximetry system

IMPROVEMENTS IN EXTRACTING OPTICAL LABELS

Method, apparatus, and system for assigning tributary port number

Multiport passive device for sharing optical signals

PHOTOACOUSTIC IMAGING SYSTEM, CODED LASER EMITTING APPARATUS AND PHOTOACOUSTIC SIGNAL RECEIVING APPARATUS

Coherent power combining via wavefront multiplexing on deep space spacecraft

Network interface device synchronization

Polarization multiplexing and transmitting apparatus

Optical network system, optical multiplexing apparatus, and receiving apparatus

QUADRATURE MODULATOR WITH FEEDBACK CONTROL AND OPTICAL COMMUNICATIONS SYSTEM USING THE SAME

Optical transmission system

OPTICAL SERIALIZING/DESERIALIZING APPARATUS AND METHOD AND METHOD OF MANUFACTURING SAME

Time division multiplexing based arbitration for shared optical links

DIFFERENTIAL QUADRATURE PHASE SHIFT KEYING SYSTEM, METHOD, AND DEVICE

Burst mode to continuous mode converter

Optical Under-Sampling And Reconstruction Of Sparse Multiband Signals

Laser drivers for closed path optical cables

Photonic network packet routing method and packet router for photonic network

Redundant communication timing for remote nodes

Apparatus and method for monitoring chamber status in semiconductor fabrication process

Modular high-capacity switch

Optical switch and optical waveform monitoring device utilizing optical switch

Ethernet transmitter apparatus

Method and apparatus for transporting deterministic traffic in a gigabit passive optical network

Optical network system and memory access method

High frequency optical processing

Optical signal generator

OPTICAL TRANSMISSION SYSTEM, APPARATUS AND METHOD

Method and apparatus for mapping and de-mapping in an optical transport network

Optical transmission between a central terminal and a plurality of client terminals via an optical network

System, apparatus and method for communicating data via polarization multiplexing

Method and apparatus for generating time-division multiplexed encoded transmission signal

Optical processing

Method and device for generating an electrical signal with a wide band arbitrary waveform

Laser light source device, exposure device, and mask inspection device using this laser light source device

METHOD AND DEVICE FOR DIGITISING AN ELECTRICAL SIGNAL

Optical-time-division-multiplexing differential phase shift keying signal generating apparatus

Mach-Zehnder Light Modulator, Mach-Zehnder Light Modulating Method, Optical Transmitter, Light Modulator, Optical Transmitting Apparatus, and Optical Receiving Apparatus

System and method for dual wavelength communications of a clock signal

System and method for communicating timing to a remote node

Methods and apparatuses for allocating time slots to circuit switched channels

Devices and methods for all-optical processing and storage

Optical signal synchronizer

Multiplex delay unit

Optical packet switching apparatus and methods

Optical signal processing apparatus

Time multiplexed space switch

Polarization multiplexing and transmitting apparatus

Optical Transmission Between a First Unit and a Plurality of Second Units Interconnected by Means of a Passive Optical Access Network

Optical pulse time spreading device

Optical element integrated module

Terminal device, center device, optical communication network system and upstream signal timing control method

DPSK modulation-demodulation method, and optical communication device and optical communication system using the same

Optical signal multiplexing device and optical signal multiplexing method

Method and apparatus for pulse generation and adaptive pulse generation for optical communications

Optical clock signal regeneration device

Optical switching method and optical switch

Optical processing

Optical switch and optical waveform monitoring apparatus

Optical switch and optical switch control method

Device and method for provision of customized system for optical transmission of data

Generating of high rate modulated pulse streams

Generating of high rate modulated pulse streams

Testing optically amplified links with time-division multiplexed test signals

Optical modulator

Method and apparatus for demodulating signals in a pulse oximetry system

Method and apparatus for transporting deterministic traffic in a gigabit passive optical network

Optical multiplex communication system and delay quantity adjustment method

Cross-connector for optical signals in time-division multiplex technology

Optical processing

FBG sensor interrogation method using semiconductor optical amplifier in ring cavity configuration

Method and apparatus for demodulating signals in a pulse oximetry system

Modular high-capacity switch

Method and arrangement for combining time-division multiplex signals

Method for optical transmission of a polarization division multiplexed signal

System and method for controlling a difference in optical phase and an optical signal transmitter

FBG sensor interrogation method using semiconductor optical amplifier in ring cavity configuration

Method and apparatus for pulse generation and adaptive pulse generation for optical communications

Open fiber control and loss of light propagation in time division multiplexed inter-system channel link

Optical modulating circuit and optical modulating method

Quadrature modulator with feedback control and optical communications system using the same

OTDM transmission method and apparatus

Devices and methods for all-optical processing and storage

Optical packet switching apparatus and methods

Photonic network packet routing method and packet router for photonic network

Photonic network packet routing method and packet router for photonic network

Laser drivers for closed path optical cables

Optical processing

Optical time division multiplexing

Laser light source device, exposure device, and mask inspection device using this laser light source device

Bidirectional time division multiplexing optical communication system

Communications system

Optical packet switching apparatus and methods

Data format for high bit rate WDM transmission

Mobile communication network system, portable communication terminal, and authentication device, and driving method

All-optical bi-stable devices

Matrix time division multiplex (MTDM) interrogation

Method and apparatus for demodulating signals in a pulse oximetry system

Method for carrying out infrared data transmission

Optical time division multiplexing transmitter

Clock extracting method and apparatus thereof

Apparatus for simultaneous OTDM demultiplexing, electrical clock recovery and optical clock generation, and optical clock recovery

Apparatus for simultaneous OTDM demultiplexing, electrical clock recovery and optical clock generation, and optical clock recovery

Optical switch and optical waveform monitoring device utilizing optical switch

Optical switch and optical waveform monitoring device utilizing optical switch

Optical switch

Method and apparatus for femtosecond communication

Multiple-wavelength pulsed light source for a wavelength division multiplexed passive optical network

Optical pulse position modulation discriminator

Optical coincidence system for narrowing the width of output pulses relative to optical signal and control pulses

All-optical bistable devices

All-optical compression systems

Optical pulse demultiplexer

Optical pulse demultiplexer and method thereof

Apparatus for simultaneous OTDM demultiplexing, electrical clock recovery and optical clock generation, and optical clock recovery

Optical processing

Devices and methods for all-optical processing and storage

Optical signal transmission device

Communication between data centers using a multi-core fiber

Optical modem line timing

Mobile network device movable along free space optical ceiling-mounted track enclosure for ceiling as a service

Efficient CPRI transmission

Hybrid multiplexing over passive optical networks

Method, topology and point of presence equipment for serving a plurality of users via a multiplex module

Data center architecture utilizing optical switches

Hybrid multiplexing over passive optical networks

OBI detection and avoidance in broadband devices

Data center architecture utilizing optical switches

Apparatus for dual-polarization QAM and optical communications system using the same cross-reference to related application