Patents
Patents for H04J 14 - Optical multiplex systems (27,009)
02/2011
02/24/2011US20110043801 Tunable laser light source based on variable optical pulse excitation and method for operating same
02/23/2011EP2288176A2 Multiple access system for a communications network
02/23/2011EP2288063A1 Data processing in an optical network
02/23/2011EP2288055A1 Optical signal transmitter
02/23/2011EP1129531B1 Optical transmission apparatus, method and system
02/23/2011CN1925378B Color dispersion compensating method for hybrid transmission line crowded wavelength-division multiplex system
02/23/2011CN101981834A Protected light source for multiple wavelength division multiplexed passive optical networks (WDM-PONs)
02/22/2011US7894722 Packaged optical device stack
02/22/2011US7894721 Control of parameters in a global optical controller
02/22/2011US7894699 Photonic based interconnects for interconnecting multiple integrated circuits
02/22/2011US7894697 Optical fiber, optical transmission line, optical module, and optical transmission system
02/22/2011US7894418 Mixed analog and digital chip-scale reconfigurable WDM network
02/22/2011US7894368 OVPN system, OVPN terminating device, collective controlling device, and optical communication network
02/22/2011US7891885 Optical module
02/17/2011WO2011019992A1 Scheduling wdm pon with tunable lasers with different tuning times
02/17/2011WO2011019683A1 Coherent receiver having an interleave-chirped arrayed waveguide grating
02/17/2011WO2011018926A1 Network administration device and method for setting wavelength paths
02/17/2011WO2011018054A1 Colorless dense wavelength division multiplexing transmitters
02/17/2011US20110038641 Optical transceiver with gradual stop or start function
02/17/2011US20110038636 Optical Add/Drop Multiplexer
02/17/2011US20110038635 Colorless Dense Wavelength Division Multiplexing Transmitters
02/17/2011US20110038634 Network protection switching
02/17/2011US20110038633 Synchronizing events on a communications network using a virtual command interface
02/17/2011US20110038632 Method, Apparatus, and System for Extending Passive Optical Network
02/17/2011US20110038631 Coherent receiver having an interleave-chirped arrayed waveguide grating
02/17/2011US20110038630 Packet communicating apparatus
02/17/2011US20110038628 Routing in multilayer optical networks
02/17/2011DE102009028559A1 Optical demultiplexer/multiplexer for polymer fiber transmission to transmit data in e.g. home area, has total reflection forming unit with boundary surface that is inclined towards optical axis so that beam wavelength portion is reflected
02/16/2011EP2285019A1 Optical communication system, apparatus and method
02/16/2011EP2284513A1 Wavelength multiplexed signal measurement device and method
02/16/2011CN201750425U Coarse wavelength division and dense wavelength division optical transmission system
02/16/2011CN101241210B Tunable light filter device based on winding micro disc
02/16/2011CN101167274B Passive optical network system based on wavelength protection and its protection backup method
02/15/2011US7890000 Optical receiving apparatus
02/15/2011US7889995 In-service optical dispersion determining system and method
02/15/2011US7889991 Planar lightwave circuit based tunable 3 port filter
02/15/2011US7889990 Optical line terminal capable of active bandwidth allocation for passive optical network system
02/15/2011US7889640 System and method for establishing protected connections
02/10/2011WO2011017348A1 Split/smart channel allocated wdm-pon architecture
02/10/2011US20110033188 Pluggable conversion module for a data transport card of a wavelength division multiplexing system
02/10/2011US20110033187 Split/smart channel allocated wdm-pon architecture
02/10/2011US20110033186 Method, System and Radio Station for Interference Cancellation
02/10/2011US20110033185 Time and wavelength-shifted dynamic bidirectional system
02/10/2011US20110033184 Side Band Pilot Tone for Digital Signal Processing in Polarization Multiplexed Coherent Optical Communication System
02/10/2011US20110033183 1:N sparing of router resources at geographically dispersed locations
02/10/2011US20110033181 Apparatus for visible light communication providing intuitive information and method using the same
02/10/2011US20110033180 Method and Appartus for Regulating Rogue Behavior in Optical Network Transmission Devices
02/09/2011EP2282430A1 Device for multipath dropping of WDM channels
02/09/2011CN101971537A Backward compatible pon coexistence
02/09/2011CN101252407B Wave decomposing multiplexer based on two-dimension photon crystal
02/08/2011US7885546 Method and apparatus for transparent Ethernet multiplexing and demultiplexing
02/08/2011US7885545 Dispersion compensation method and compensation node
02/08/2011US7885544 Device for temporal subsampling of an OTDM optical signal, OTDM-WDM converter comprising same and OTDM-WDM converter
02/08/2011US7885543 High performance gigabit passive optical network
02/08/2011US7885542 Format converter with smart multitap and upstream signal regulator
02/08/2011US7885492 Transmitter photonic integrated circuit (TxPIC) chips
02/03/2011WO2011014748A1 Hybrid optical add-drop multiplexing network and wavelength allocation for the same
02/03/2011WO2011014251A1 Optical fiber network with improved fiber utilization
02/03/2011WO2011013485A1 Receiving unit, station side device, and frequency correction method in clock data reproduction circuit
02/03/2011WO2011012167A1 Apparatus and method for operating a wavelength division multiplexing access network
02/03/2011WO2010068555A8 Optical communication using polarized transmit signal
02/03/2011WO2008028125A3 Systems and methods for storing optical data
02/03/2011US20110029773 Optical Network Terminal Management Control Interface-Based Passive Optical Network Security Enhancement
02/03/2011US20110029602 Establishing connection across a connection-oriented first telecommunications network in response to a connection request from a second telecommunications network
02/03/2011US20110026935 Optical signal transmitter and method for controlling polarization multiplexed optical signal
02/03/2011US20110026929 Reconfigurable Optical Add/Drop Multiplexer
02/03/2011US20110026928 Transient control solution for optical networks
02/03/2011US20110026927 Transmission apparatus, transmission system, and method of communication
02/03/2011US20110026926 Terminal device, method of controlling the same, computer-readable storage medium storing program therfor
02/03/2011US20110026925 Hybrid Optical Add-Drop Multiplexing Network and Wavelength Allocation for the Same
02/03/2011US20110026924 Ofdm optical transmitter and optical transmission method
02/03/2011US20110026923 Apparatus and method for olt and onu for wavelength agnostic wavelength-division multiplexed passive optical networks
02/03/2011US20110026922 Optical fiber network with improved fiber utilization
02/03/2011US20110026921 Systems and Methods for Transferring Single-Ended Burst Signal Onto Differential Lines, Especially for Use in Burst-Mode Receiver
02/03/2011US20110026920 Systems and Methods of Supporting Powerline Communications
02/03/2011US20110026917 Methods and apparatus for fast and energy-efficient link recovery in a visible light communication (vlc) system
02/03/2011CA2769270A1 Hybrid optical add-drop multiplexing network and wavelength allocation for the same
02/02/2011EP2280498A1 Optical signal transmitter and method for controlling polarization multiplexed optical signal
02/02/2011EP2279574A1 Optical network
02/02/2011CN101964926A Light signal transmission method and system
02/02/2011CN101317374B Protection method, system and device for wavelength division multiplexing transmission
02/01/2011US7881611 Optical fiber transmission system with noise loading
02/01/2011US7881406 Method, apparatus and system for high-speed transmission on fiber optic channel
02/01/2011US7881181 Systems and method for orthogonal frequency divisional multiplexing
02/01/2011US7881180 Systems and method for orthogonal frequency divisional multiplexing
01/2011
01/27/2011WO2011009341A1 Underwater branching unit of optical add/drop multiplexer, corresponding optical transmission method and system thereof
01/27/2011US20110020013 Demodulation of an optical carrier
01/27/2011US20110020004 Data transmission method, data processing node, and data transmission system
01/27/2011US20110020003 Generating A 400-Gbit/s Single-Channel Optical Signal
01/27/2011US20110020000 Communication apparatus at subscriber home
01/27/2011US20110019995 Optical transmission receiver and method for the same
01/26/2011EP2278763A2 Apparatus and method of optical demodulation
01/26/2011EP2278762A2 Apparatus and method for optical modulation
01/26/2011CN1956344B Weighted open loop power control in a time division duplex communication system
01/26/2011CN1768496B Optical time division multiplexing
01/26/2011CN1592181B Transmitting timing controlling system and node apparatus
01/26/2011CN101959086A Time division multiplex and wavelength division multiplex coexisting passive optical network system and transmission method
01/26/2011CN101958753A Demultiplexing receiver for realizing flattop steep edge by adopting electric control method
01/26/2011CN101957476A Underwater optical splitter of optical add drop multiplexer and corresponding optical transmission method and system thereof
01/26/2011CN101523252B Apparatus for forming a WDM signal having orthogonally polarized optical channels
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