| Patents for H04J 14 - Optical multiplex systems (27,009) |
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| 07/30/2009 | US20090190920 Optical apparatus |
| 07/30/2009 | US20090190466 Method and an apparatus for preventing traffic interruptions between client ports exchanging information through a communication network |
| 07/30/2009 | US20090190207 Optical signal processing apparatus, optical receiving apparatus, and optical relay apparatus |
| 07/30/2009 | US20090190204 Wavelength division multiplexing optical transmission system utilizing distributed raman amplification |
| 07/30/2009 | DE102008005942A1 Verfahren zur Protection eines passiven optischen Übertragungsnetzes sowie passives optisches Übertragungsnetz mit entsprechendem Protection-Mechanismus Process for the Protection of a passive optical transmission system, and passive optical transmission system with appropriate protection mechanism |
| 07/29/2009 | EP2083528A1 A network node and a buffer device and a scheduling method |
| 07/29/2009 | EP2083320A1 Optical signal processing apparatus, optical receiving apparatus, and optical relay apparatus |
| 07/29/2009 | EP2082510A1 Provision of alternative communications paths in a communications network |
| 07/29/2009 | CN100521639C Communication node and switching device |
| 07/29/2009 | CN100521593C Method and system to recover resources within wdm-based optical-switched networks |
| 07/29/2009 | CN100521592C Light transmitting system |
| 07/28/2009 | US7567757 Generating of high rate modulated pulse streams |
| 07/28/2009 | US7567756 Method of automatic adjustment of dither amplitude of MEMS mirror arrays |
| 07/28/2009 | US7567564 Optical access network apparatus and data signal sending method therefor |
| 07/23/2009 | WO2009091525A1 Directionless wavelength addition/subtraction using roadm |
| 07/23/2009 | WO2009090144A1 Method and device for providing and/or controlling an optical signal |
| 07/23/2009 | WO2009089735A1 A method and system for controlling wavelengths of multi-path lasers |
| 07/23/2009 | US20090185807 Wavelength Division Multiplexing Passive Optical Network for Providing Both of Broadcasting Service and Communication Service and Central Office Used Thereof |
| 07/23/2009 | US20090185806 Broadcasting arrayed waveguide |
| 07/23/2009 | US20090185805 Network design apparatus, network design method, and computer product |
| 07/23/2009 | US20090185804 Optical access network system |
| 07/23/2009 | US20090185803 Optical multiplexer/demultiplexer |
| 07/23/2009 | US20090185578 Method, apparatus and system for transmitting fiber channel service |
| 07/22/2009 | EP2081067A2 WDM optical transmit-receive device |
| 07/22/2009 | EP1969747B1 Open fiber control and loss of light propagation in time division multiplexed inter-system channel link |
| 07/22/2009 | CN101490991A Passive fiber organizer for mesh network node interconnections |
| 07/22/2009 | CN100518035C Data-communication network system of optical network and its realizing method |
| 07/22/2009 | CN100518034C 波分复用系统 WDM system |
| 07/22/2009 | CN100516952C Bi-directional optical cross-connect device |
| 07/21/2009 | US7565083 Wavelength shifting in an optical network route to mitigate distortion in different types of fiber |
| 07/21/2009 | US7565081 Optical/radio local access network |
| 07/21/2009 | US7565079 System and method for optical network demarcation |
| 07/21/2009 | US7564877 Data multiplexing method, field programmable gate array, and optical network |
| 07/21/2009 | US7564778 Method of and control node for detecting failure |
| 07/21/2009 | US7564774 Communication network using code division multiplexing technology |
| 07/16/2009 | US20090180779 Methods and apparatus for performing directionless wavelength addition and subtraction within a ROADM based optical node |
| 07/16/2009 | US20090180778 Forward Discrete/Inverse-Discrete Fourier Transform Device and Method for Optical OFDM Communication and Transmitting and Receiving Apparatus Comprising the Device |
| 07/16/2009 | US20090180777 Systems, apparatus, methods and computer program products for downloading and maintaining ip stream whitelists on optical network terminals |
| 07/16/2009 | US20090180616 Architecture for reconfigurable quantum key distribution networks based on entangled photons directed by a wavelength selective switch |
| 07/16/2009 | US20090180491 System and Method for Bandwidth Management in Ethernet-Based Fiber Optic TDMA Networks |
| 07/15/2009 | EP2079179A1 Determination of the transmission performance of an optical path in a telecommunications network |
| 07/15/2009 | EP2078392A1 Method for finding protected path in mesh networks |
| 07/15/2009 | EP1377858B1 Reconfigurable optical add-drop multiplexers |
| 07/15/2009 | CN101483493A Photonic cross-connect |
| 07/15/2009 | CN101483492A Optical code division multiplexing module and method |
| 07/14/2009 | US7561801 Optical transceiver with electrical ring distribution interface |
| 07/14/2009 | US7561800 Optical burst switching system and method using duplicate burst transmission |
| 07/14/2009 | US7561799 Optical path switching device |
| 07/14/2009 | US7561522 Communications network having mechanism for removal of time-expired packets from the network |
| 07/14/2009 | CA2382159C Method and apparatus for arbitrary spectral shaping of an optical pulse |
| 07/09/2009 | WO2009083700A2 Device for amplifying the optical power of at least one first incident optical signal and of at least one second incident optical signal |
| 07/09/2009 | WO2009083277A1 Demultiplexing and multiplexing method and apparatus |
| 07/09/2009 | US20090175623 Optical signal detector |
| 07/09/2009 | US20090175622 Method for allocating upstream transmission bandwidth in wdm-epon |
| 07/09/2009 | US20090175621 Optical code division multiplexing module and method |
| 07/09/2009 | US20090175620 Wavelength-switched optical add-drop multiplexer with wavelength broadcasting capability |
| 07/09/2009 | US20090175289 Multi-Rate, Multi-Protocol, Multi-Port Line Interface for a Multiservice Switching Platform |
| 07/09/2009 | US20090175278 Efficient transport of tdm services over packet networks |
| 07/08/2009 | EP2077627A1 A method and system for protecting a photo-electricity integrating device |
| 07/08/2009 | CN100512459C Routing method for segment shared recovery of faults in wavelength division multiplexing optical network |
| 07/07/2009 | US7558485 Processes and systems involving optical phase conjugators |
| 07/07/2009 | US7558482 Method for dynamically establishing logical link in PON systems and an optical network unit for the method |
| 07/07/2009 | US7558481 Method for optimizing enhanced DWDM networks |
| 07/07/2009 | US7558480 Unrepeatered optical communication system with suppressed SBS |
| 07/07/2009 | US7558477 Communication recovering system for wavelength division multiplexed passive optical network |
| 07/07/2009 | US7558449 Electro-optically tunable optical filter |
| 07/07/2009 | US7558284 Network design device |
| 07/07/2009 | US7556439 Bidirectional optical assembly and method for manufacturing the same |
| 07/02/2009 | WO2009081449A1 Wavelength division multiplexing equipment and method for dispersion compensation of optical signal |
| 07/02/2009 | WO2009081237A1 Method and device for polarization stabilization of an optical radiation |
| 07/02/2009 | US20090169213 Methods and apparatus for optical transmission of digital signals |
| 07/02/2009 | US20090169212 Optical transmission apparatus and optical communication system |
| 07/02/2009 | US20090169211 Performance Compensated Tx/Rx Optical Devices |
| 07/02/2009 | US20090169210 Digital encoding of labels for optical packet networks |
| 07/02/2009 | US20090169209 Network system, optical line terminating apparatus, and optical network apparatus |
| 07/02/2009 | US20090169206 Method and a network for processing of wavelength division multiplexed data |
| 07/02/2009 | US20090169205 Optical network |
| 07/02/2009 | US20090169204 Frame-interleaving systems and methods for 100g optical transport enabling multi-level optical transmission |
| 07/02/2009 | US20090169201 Optical transmission apparatus |
| 07/02/2009 | US20090169200 Method, system and apparatus for protecting wavelength division multiplex transmission |
| 07/02/2009 | DE102007061676A1 Verfahren zur optischen Freiraum-Datenübertragung und Vorrichtung zur Durchführung des Verfahrens A process for free-space optical data transmission, and apparatus for carrying out the method |
| 07/02/2009 | CA2703728A1 Method and device for polarization stabilization of an optical radiation |
| 07/01/2009 | EP2074725A1 Method and system for performance monitor for digital optical dwdm networks |
| 07/01/2009 | EP2007042A9 Wavelength division multiplexing system and residual dispersion compensating device and method thereof |
| 07/01/2009 | CN101471741A Byte-interleaving systems and methods for 100G optical transport enabling multi-level optical transmission |
| 07/01/2009 | CN101471731A Network system, optical line terminating apparatus, and optical network apparatus |
| 07/01/2009 | CN100508439C Light channel shared protection control and its controller |
| 06/30/2009 | US7555224 Using superimposed ASK label in an all-optical label swapping system and method thereof |
| 06/30/2009 | US7555222 Multiformat transmitter |
| 06/30/2009 | US7555216 Optical communication system using optical frequency code, optical transmission device and optical reception device thereof, and reflection type optical communication device |
| 06/30/2009 | US7555215 Optical wavelength division multiplexing access system |
| 06/30/2009 | US7554720 Optical transmission apparatus with automatic gain control and automatic level control mode selection |
| 06/25/2009 | US20090162074 Wavelength dispersion compensation control method and wavelength dispersion compensation control device |
| 06/25/2009 | US20090162068 Polarization mode dispersion compensation circuit |
| 06/25/2009 | US20090162067 Optical transmission device |
| 06/25/2009 | US20090162066 Intra-Channel Equalizing Optical Interleaver |
| 06/25/2009 | US20090162065 Network system and optical line terminal |
| 06/25/2009 | US20090162064 Network system and optical line terminal |
| 06/25/2009 | US20090162062 Session initiation protocol (SIP) provisioning error detection for an optical network terminal (ONT) |
| 06/25/2009 | US20090162061 Optical transmission system and method |