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US20140079387 ADAPTIVE QUANTUM INFORMATION PROCESSING  
A method and system for adaptive quantum information processing can be provided by determining a state of a quantum channel governing an environment with a tomography module. Next a scope of the...
US20130343756 METHOD FOR DYNAMIC PACKET-OPTICAL SERVER NETWORK  
A method for reconfiguration of a Label Switched Path(s) (LSP) of a first client of a packet-optical transport network, the packet-optical transport network including a first LSR-user-plane unit, a...
US20120134664 JOINT SWITCHING METHOD FOR AN AGGREGATION NODE, AGGREGATION NODE AND SYSTEM  
A joint switching method for an aggregation node, an aggregation node, and an optical network protection system including an aggregation node are provided. By monitoring information transferred...
US20130202310 Modulation for coded light transmission  
Coded light has been proposed to enable advanced control of light sources and transmit information using light sources. Sequences of channel symbols to drive the light source are determined from...
US20120207467 Path Computation Element System and Method of Routing and Wavelength Assignment in a Wavelength Switched Optical Network  
The disclosure includes an apparatus comprising a path computation element (PCE) that manages the processes of routing in an optical network, wherein the PCE receives a path computation request and...
US20140010551 OPTICAL TRANSCEIVER WITH OPTICAL RECEIVER ELECTRICALLY ISOLATED FROM HOUSING AND OPTICAL TRANSMITTER WITH ENHANCED HEAT DISSIPATION TO HOUSING  
An optical transceiver that copes with both the enhanced heat dissipation from heat generating components and the electrical isolation of components processing faint signals from other components...
US20110064406 ASYMMETRICAL INTERLEAVER AND DEINTERLEAVER  
Asymmetrical interleavers and deinterleavers. In one example embodiment, an asymmetrical deinterleaver includes first, second, third, fourth, and fifth filter cells interleaved with first, second,...
US20120093505 METHOD AND SYSTEM FOR SERVICE-BASED REGULATION OF TRAFFIC FLOW TO CUSTOMER PREMISES DEVICES  
A method of regulating traffic flow to customer premises devices (CPDs) reachable via outside plant units (OPUs). The method comprises receiving first packets in a first traffic category via a...
US20120051752 BANDWIDTH ALLOCATOR USING A SHARED GRANT TO SCHEDULE ALLOCATION GRANTS AND A METHOD THEREFOR  
A bandwidth allocator for communicating with communication terminals by transmitting and receiving data packets over a line having its communication bandwidth divided into periods of time of a...
US20130330072 REDUCING COHERENT NOISE IN SINGLE FIBER TRANSCEIVERS  
A method includes monitoring, by a transceiver, a first wavelength corresponding to a transmitted optical signal. The method includes monitoring a second wavelength corresponding to a received...
US20140101709 Optical Fiber Management Bridge  
An improved optical fiber management bridge 100 can comprise an optical hinge 152 for an electronics communications device 112 which is especially useful for a broadband network 104. The...
US20060088321 Closed loop RZ-DPSK alignment for optical communications  
A method and system are provided for using a power spectral density of an output of a modulator to facilitate closed loop feedback for controlling alignment of a pulse with respect to information...
US20060115267 Non-preemptive scheduling in network elements  
A graph based on a data traffic matrix represents the occupancy of a set of virtual output queues to an optical crosspoint packet data switch. Edges in the graph are assigned to a matching in order...
US20130039666 Current-controlled CMOS logic family  
Various circuit techniques for implementing ultra high speed circuits use current-controlled CMOS (C3MOS) logic fabricated in conventional CMOS process technology. An entire family of logic...
US20140093247 Subsea Cable Termination Assembly, Subsea Connector and Method  
A subsea cable termination assembly for a subsea cable that includes an optical fiber for data transmission is provided. The subsea cable termination assembly includes a chamber that has a liquid...
US20130259486 WIRELESS COMMUNICATION DEVICE  
A wireless communication device includes a first antenna, a second antenna, a first light sensor adjacent to the first antenna, a second light sensor adjacent to the second antenna, a controller,...
US20110176805 TECHNIQUE FOR SELECTIVELY CHANGING DISPERSION IN OPTICAL COMMUNICATION CHANNELS  
A reconfigurable wavelength selective dispersion compensation device RWSDCD for selective compensation of dispersion in optical channels having different wavelengths. The RWSDCD comprises a...
US20130322882 Method and Apparatus of Building a Coaxial Convergence Layer in Ethernet Passive Optical Network (PON) over Coaxial Network (EPoC)  
An apparatus comprising a data framer comprising a physical layer protocol stack comprising a coax convergence layer, a coax framing layer next to the convergence layer, wherein the coax framing...
US20110249974 METHOD AND APPARATUS FOR REGULATING SERVICE OF OPTICAL SYNCHRONOUS DIGITAL HIERARCHY NETWORK  
The present invention discloses a method and an apparatus for adjusting a service of optical synchronous digital hierarchy network, and the method comprises: at first configuring the input...
US20110235635 INTERNET PROTOCOL MULTICAST ON PASSIVE OPTICAL NETWORKS  
A method for implementing multicast via a passive optical network (PON) may include receiving Internet group multicast protocol (IGMP) messages from a customer device. Multicast information...
US20050117916 Digital optical receiving module, and a method for monitoring the signal quality of a transmitted, modulated optical signal  
A digital optical receiving module including: an optical input, a first digital electrical output, an optoelectronic transducer device which converts a modulated optical signal, which is applied to...
US20110135310 Channel Power Management in a Branched Optical Communication System  
Channel power management may be achieved in a branched optical communication system such that uniform loading is provided across branch channels on a branch drop path without passing information...
US20100014857 Method of mapping OPUke into OTN frames  
The present invention discloses a method of mapping Optical Payload Unit (OPU) k (k=1, 2, 3 or any positive integer) Ethernet signals (E) into Optical Transport Network (OTN) frames for 10 Gigabit...
US20120155859 DETERMINING METROPOLITAN OPTICAL TRANSPORT NETWORK ARCHITECTURES OPTIMIZED FOR LONG TERM EVOLUTION (LTE) NETWORKS  
A device receives Long Term Evolution (LTE) architecture information, Internet protocol (IP) network architecture information, and transport network information, and determines traffic patterns of...
US20050002613 LED device  
An LED device including an LED and an optical transmitter both disposed lateral to one another on a common circuit board, the optical transmitter including a light input surface arranged to receive...
US20080240726 Phase coded non-return-to-zero optical transmitter  
Embodiments of the present invention provide a method and apparatus for producing a phase coded non-return-to-zero (PC-NRZ) optical signal. The method includes providing an input optical signal;...
US20110107405 METHOD FOR THE TEMPORARY PERSONALIZATION OF A COMMUNICATION DEVICE  
The invention relates to a method for the temporary personalization of a communication device (1). After producing a communication connection (4) between the communication device (1) and an...
US20130148978 CHIP IDENTIFICATION PADS FOR IDENTIFICATION OF INTEGRATED CIRCUITS IN AN ASSEMBLY  
Chip identification pads for identification of integrated circuits in an assembly. In one example embodiment, an integrated circuit (IC) assembly includes a controller, a plurality of ICs, a shared...
US20130163985 1:N Sparing Of Router Resources At Geographically Dispersed Locations  
Systems and methods are described that that dynamically configure high-speed data link lightpaths between access routers and backbone routers at geographically dispersed locations to reassign...
US20110033183 1:N sparing of router resources at geographically dispersed locations  
Systems and methods are described that that dynamically configure high-speed data link lightpaths between access routers and backbone routers at geographically dispersed locations to reassign...
US20140029942 OPTICAL TERMINATING APPARATUS FOR OPTICAL PATH NETWORK  
An optical signal terminating apparatus for an optical path network includes: a variable filter selecting an optical signal of a predetermined wavelength path making up any one of a plurality of...
US20110206368 Optical Network Computation Engine  
An apparatus for computing optical network characteristics may comprise: a plurality of network elements arranged into two or more domains; two or more optical computation engines, each of the two...
US20130071115 FEW MODE OPTICAL FIBERS FOR MODE DIVISION MULTIPLEXING  
An optical fiber comprising: (i) a core having a refractive index profile; (ii) an annular cladding surrounding the core; (iii) a primary coating contacting and surrounding the cladding, the...
US20120093511 NODE SEGMENTATION  
Methods and systems for providing flexible node segmentation are provided. For example, the system can be configured to delay node segmentation in the headend/hub even though the fiber node has...
US20130279902 DIGITAL PROTECTION RELAY  
A digital protection relay is provided. An amplification factor is differently applied such that loss of a quantity of light with respect to an input signal is compensated for according to a length...
US20130148956 EQUALIZATION DELAY AGNOSTIC PROTECTION SWITCHING IN PROTECTED PASSIVE OPTICAL NETWORKS  
Systems, methods and apparatus for operating an optical network terminal (ONT) in a passive optical network include maintaining an operational state in the passive optical network, estimating an...
US20130188946 SYSTEM FOR REDUNDANCY IN ETHERNET PASSIVE OPTICAL NETWORKS (EPONS)  
A system for redundancy in Ethernet passive optical networks (EPONs) facilitates fast recovery from failure (less than 50 msec), path redundancy of the fiber optic network, and location redundancy...
US20110188849 SYSTEM FOR REDUNDANCY IN ETHERNET PASSIVE OPTICAL NETWORKS (EPONS)  
A system for redundancy in Ethernet passive optical networks (EPONs) facilitates fast recovery from failure (less than 50 msec), path redundancy of the fiber optic network, and location redundancy...
US20080219671 Indirect Optical Free-Space Communications System and Method for the Broadband Transmission of Hight-Speed Data  
An indirect optical free-space communications system provides broadband transmission of high-speed data in in transportation vehicles such as aircraft. The system includes a transmitter with a...
US20120020664 WAVELENGTH SELECTIVE LIGHT CROSS CONNECT DEVICE  
A wavelength selective light cross connect device 1A is configured of a route selector 10A including route selection elements 11-1 to 11-N, wavelength selector 20A, route selector 40A including...
US20140086576 DETERMINING LEAST-LATENCY PATHS ACROSS A PROVIDER NETWORK UTILIZING AVAILABLE CAPACITY  
A computer device may include logic configured to receive a selection of a start node and an end node in an optical network and obtain network topology information relating to the optical network....
US20110052202 HDMI OPTICAL TRANSCEIVER  
An HDMI optical transceiver comprises an optical bench, at least one light emitter disposed on the optical bench, at least one first fiber assembly, at least one photodetector disposed on the...
US20130195457 METHOD AND SYSTEM FOR PERFORMING DISTRIBUTED DEEP-PACKET INSPECTION  
A method for deep-packet inspection of packets flowing through an end unit in a point-to-multipoint network. The method comprises classifying packet flows through the end unit using their...
US20100329686 OPTICAL COMMUNICATION SYSTEMS AND METHODS UTILIZING A SPLIT AMPLIFICATION BAND AND NONLINEAR COMPENSATION  
The present disclosure provides optical communication systems and methods that utilize, on top or in place of the conventional framework: (1) optical amplifiers that are provided with extended...
US20110222857 REMOTE NODE FOR WAVELENGTH-DIVISION-MULTIPLEXED PASSIVE OPTICAL NETWORK  
A remote node for a wavelength-division-multiplexed passive optical network (WDM PON). The remote node comprises means for receiving uplink optical signals from one or more optical network units of...
US20120201541 ROUTING, WAVELENGTH ASSIGNMENT, AND SPECTRUM ALLOCATION IN WAVELENGTH CONVERTIBLE FLEXIBLE OPTICAL WAVELENGTH-DIVISION MULTIPLEXING NETWORKS  
There is provided a method in a wavelength convertible flexible optical wavelength-division multiplexing (WC-FWDM) network. The network has a plurality of optical nodes interconnected by a...
US20130209108 SYSTEM AND METHOD FOR PERSONALIZED HOTELING OF MOBILE WORKERS  
Method to personalize a workspace, including: receiving via a first communication channel an information message comprising an identification of the workspace; sending via a second communication...
US20100080557 INTER-UNIT SETTING SYNCHRONIZATION DEVICE  
In a transponder serving as a functional device having plural units, I/O RAM for holding functions settings contents is prepared for two sides, i.e. an ACT side and a STBY side in each unit. When...
US20120121254 MULTI-STAGE POLARIZATION MODE DISPERSION COMPENSATION  
A polarization mode dispersion compensator that includes two stages, one for reducing or eliminating first order polarization mode dispersion of an optical signal, and second stage for reducing or...
US20140112662 MONITORING ENERGY CONSUMPTION IN OPTICAL ACCESS NETWORKS  
An optical access network comprises optical network units connected to a node. A monitoring unit determines information indicative of energy consumption at the optical network unit over a period of...