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US20070287447 A WIRELESS HEADSET COMMUNICATION SYSTEM FOR AIRCRAFT AND METHOD THEREFOR  
A system for converting an existing aircraft communication system to a wireless communication system has a wireless headset for transmitting and receiving communication signals. At least one...
US20120195597 LOCATION VERIFICATION IN QUANTUM COMMUNICATIONS  
Methods and systems for verifying the location of a communication transceiver using quantum communication channels are described. Communications transceivers at different known locations are used...
US20110064414 OVERMODED DISTRIBUTED INTERACTION NETWORK  
An overmoded distributed interaction network is provided that generates high peak and average RF power amplification at high frequencies. A series of overmoded cavities are bounded by parallel or...
US20120020673 OPTICAL BACKPLANE  
The invention relates to an optical backplane, comprising a plurality of component connectors and at least two interconnections configurations interconnecting the component connectors. The at least...
US20140314417 RECONFIGURATION OF AN OPTICAL CONNECTION INFRASTRUCTURE  
An optical connection infrastructure has optical conduits between first devices and at least one second device. Dynamic reconfiguration of the optical connection infrastructure can be performed...
US20140037293 HIGH SPEED OPTICAL TRANSCEIVER MODULE  
Disclosed herein is a high speed optical transceiver module, which makes it possible to prevent a wavelength shift and thus to achieve low power and high efficiency by forming a hole with a...
US20110020001 TIME DIVISION MULTIPLE ACCESS OVER WAVELENGTH DIVISION MULTIPLEXED PASSIVE OPTICAL NETWORK  
Provided is a time division multiple access over wavelength division multiplexed passive optical network (TDM-over-WDM-PON) system. According to the TDM-over-WDM-PON system, a downstream optical...
US20130230322 MULTI-CHASSIS ROUTER WITH MULTIPLEXED OPTICAL INTERCONNECTS  
A multi-chassis network device includes a plurality of nodes that operate as a single device within the network and a switch fabric that forwards data plane packets between the plurality of nodes....
US20120045206 MULTI-CHASSIS ROUTER WITH MULTIPLEXED OPTICAL INTERCONNECTS  
A multi-chassis network device includes a plurality of nodes that operate as a single device within the network and a switch fabric that forwards data plane packets between the plurality of nodes....
US20110243553 METHOD, COMPUTER PROGRAM, AND ALGORITHM FOR COMPUTING NETWORK SERVICE VALUE PRICING BASED ON COMMUNICATION SERVICE EXPERIENCES DELIVERED TO CONSUMERS AND MERCHANTS OVER A SMART MULTI-SERVICES (SMS) COMMUNICATION NETWORK  
A system and method for providing multi-services within a communication network according to various exemplary embodiments can include storing, in a database of a computer, user-defined sets of...
US20130183035 Enhanced PON And Splitter Module And Associated Method  
A splitter module for a PON (passive optical network) and method of operating same. An IW (interfering wavelength) is selectively distributed and multiplexed with a downstream PON signal. The ONU...
US20080279567 ASYMMETRIC ETHERNET OPTICAL NETWORK SYSTEM  
An Ethernet-based optical network system includes a first optical transmitter that can receive a first electric signal and to produce a first optical signal, a first optical receiver that can...
US20120328282 Network Restoration Under Link or Node Failure Using Preconfigured Virtual Cycles  
The design of telecommunication networks is such that there is provision of end-to-end path protection to multiple demands under a single link or node failure in the networks. Restoration routes...
US20130259474 TRANSPONDER AGGREGATOR-BASED OPTICAL LOOPBACK IN A MD-ROADM  
The present principles are directed to a transponder aggregator-based optical loopback in a multi-degree colorless, directionless, contention-less, reconfigurable optical add/drop multiplexer. The...
US20120281992 SYSTEMS AND METHODS FOR OPTICAL RECEIVER DECISION THRESHOLD OPTIMIZATION  
The present invention provides systems and methods for a receiver threshold optimization loop to provide self-contained automatic adjustment in a compact module, such as a pluggable optical...
US20130011133 DIFFERENTIAL EYE DIAGRAMS  
Changes in a signal are detected. The signal is repeatedly sampled in a synchronous manner during a predetermined interval to generate a captured eye diagram. At least one of a positive...
US20110135299 DIFFERENTIAL EYE DIAGRAMS  
Changes in a signal are detected. The signal is repeatedly sampled in a synchronous manner during a predetermined interval to generate a captured eye diagram. At least one of a positive...
US20130089323 Optimal Combined 2R/3R Regenerators Placement Method for Line Network Topologies in Optical WDM Networks  
A method for optimal combined 2R/3R regenerators placement for optical transmission includes determining an optimal placement of multiple 2R and 3R regenerators that minimizes bit error rate BER at...
US20090245800 OPTICAL MODULE IMPLEMENTED WITH TRI-PLEXER OPTICAL SUBASSEMBLY  
An optical module that implements with a tri-plexer assembly is disclosed. The tri-plexer module comprises a bi-directional module for transmitting digital input and output signals and an analogue...
US20090047030 Coherent light receiving system  
In order to reduce the size and simplify the structure of a coherent light receiver, the coherent light receiver includes an optical mixer for coupling local oscillator light and reception signal...
US20140161438 PROTECTION FOR DISTRIBUTED RADIO ACCESS NETWORKS  
The invention relates to a distributed radio access network communicatively coupled to a core network, and a method for upholding a service in case of a failure in the distributed radio access...
US20140093246 METHOD OF CONFIGURING AN OPTICAL PATH, A PATH COMPUTATION ENGINE AND AN OPTICAL COMMUNICATIONS NETWORK NODE  
A method of configuring an optical path, comprising: selecting a path from a first to a second node in an optical communications network; identifying each wavelength that may be used continuously...
US20060002711 Filtering digital diagnostics information in an optical transceiver prior to reporting to host  
An optical transceiver configured to perform filtering of digital diagnostics prior to the filtered results being made accessible to a host computing system (hereinafter referred to simply as a...
US20140248056 WAVELENGTH REAL TIME DISPLAY ON THE EQUIPMENT FOR WDM OPTICAL NETWORKING SYSTEMS WITH WAVELENGTH TUNABLE CAPABILITY  
A wavelength tunable device for use in a wavelength division multiplexing (WDM) system comprising a display device for displaying at least one operating wavelength of the wavelength tunable device....
US20110013910 Wavelength real time display on the equipment for WDM optical networking systems with wavelength tunable capability  
A wavelength tunable device for use in a wavelength division multiplexing (WDM) system comprising a display device for displaying at least one operating wavelength of the wavelength tunable device....
US20110262147 SMALL FORM FACTOR PLUGGABLE TRANSCEIVER MODULE - SDI  
The present invention relates to small form factor pluggable (SFP) transceiver modules. The SFP transceiver module of the present invention comprises a cage corresponding to SFP dimensions, at...
US20130216225 2-Step-Optimization Procedure for Routing and Wavelength Assignment with Combined Dedicated Shared Protections in Multi-Cable Multi-Fiber Optical WDM Networks  
The inventive 2-step-optimization procedure that addresses the generalized routing and wavelength assignment problem with variable number of combined 1+1 dedicated and shared connections for the...
US20140010529 Method for Detecting and Excluding Failed Optical Network Termination  
Disclosed herein is a method for detecting and excluding a failed optical network termination (ONT) in a passive optical network (PON) system in which an Optical Line Termination (OLT) is connected...
US20140133843 OPTICAL LINE TERMINAL AND OPTICAL NETWORK UNIT FOR SUPPORTING SLEEP MODE THEREOF  
An optical line terminal is provided which includes an upward band allocating unit configured to send an upward bandwidth allocation map to an optical network unit and to determine a sleep mode of...
US20140314409 INTELLIGENT AND SCALABLE ROUTING IN MULTI-DOMAIN OPTICAL NETWORKS  
A method of extending the control plane to a metro sub-domain for a network having a transport plane for carrying subscriber traffic within end-to-end connections, and a control plane for managing...
US20120177371 MULTIPLE STAR WAVELENGTH DIVISION MULTIPLEXING PASSIVE OPTICAL NETWORKS USING A WAVELENGTH ASSIGNMENT METHOD  
The present invention discloses a multiple star wavelength division multiplexing passive optical network system using a wavelength assignment method. In a multiple star wavelength division...
US20110211827 SYSTEM AND METHOD FOR PERFORMING IN-SERVICE OPTICAL FIBER NETWORK CERTIFICATION  
A system and method for performing an in-service optical time domain reflectometry test, an in-service insertion loss test, and an in-service optical frequency domain reflectometry test using a...
US20070166051 Repeater, repeating method, repeating program, and network attack defending system  
A repeater device receives from a first repeater device, which is adjacent to the repeater device on a network, a signature for controlling passage of a packet through the repeater device and...
US20130266305 OPTICAL-LAYER MULTIPATH PROTECTION FOR OPTICAL NETWORK  
A multi-path provisioning scheme is provided to ensure full protection while reducing or minimizing resource overbuild. A signal to be provisioned is divided at a source node into a plurality of...
US20090060502 SERVICE HANDOVER METHOD, OPTICAL NETWORK SYSTEM, HANDOVER EQUIPMENT AND PE EQUIPMENT IN AN OVPN  
An optical network system disclosed in an embodiment of the present invention contains a PE and a handover equipment located between the PE and a CE. The PE is adapted to provide optical network...
US20080159737 TRANSCEIVERS FOR TESTING NETWORKS AND ADAPTING TO DEVICE CHANGES  
Test transceivers are disclosed for testing optical networks. The test transceivers generate one or more errors on a network in a specific, reproducible way, thereby enabling a tester to easily and...
US20110064405 FLEXIBLE AND INTEGRATED FRAME STRUCTURE DESIGN FOR SUPPORTING MULTIPLE TOPOLOGIES WITH VISIBLE LIGHT COMMUNICATION  
For use in a visible light communication (VLC) network, a system and method for communicating a plurality of medium access control (MAC) frames. The method includes providing a single frame...
US20050031357 Controlling the extinction ratio in optical networks  
A method and system for controlling extinction ratio in an optical network is disclosed. A first optical transceiver sends modulated light to a second optical transceiver and a digital measurement...
US20080317473 FREE-SPACE OPTICAL COMMUNICATION DEVICE  
A free-space optical communication device includes a photodetector element, which receives a communication signal containing multiple infrared light signals respectively representing different...
US20120294611 Dynamic Bandwidth Allocation for Congestion Management in PON Channel Aggregation  
A method and protocol for dynamic upstream bandwidth allocation to prevent congestion in an aggregation system consisting of multiple PON OLT devices that share a common Service Network Interface...
US20110229136 LONG REACH OPTICAL NETWORK  
An optical network includes a first optical network for carrying a plurality of optical channels in an optical fiber, wherein each of the plurality of optical channels comprise a discrete...
US20140023364 ESTABLISHING CONNECTIONS IN A MULTI-RATE OPTICAL NETWORK  
An optical transmission network comprises nodes which support a plurality of different wavelength channels and support at least a first bitrate traffic type and the second bitrate traffic type on...
US20120063781 SYSTEM AND METHOD FOR REDUCING POLARIZATION DEPENDENT LOSS CROSS-TALK EFFECTS  
In accordance with the present disclosure a system for reducing polarization dependent loss (PDL) of an optical signal comprises a delay module coupled to one or more PDL inducing network elements...
US20130084062 HITLESS PROTECTION FOR TRANSMITTING TRAFFIC IN HIGH-SPEED SWITCHING SYSTEM  
A system to provide hitless protection includes a primary line card with a synchronous interface, the primary line card processing traffic with cells and encapsulating the traffic into synchronous...
US20120099858 HIGHLY SCALABLE OSPF ROUTING IN SUPPORT OF FULL MESH OPTICAL NETWORKS  
A method for enabling Open Shortest Path First (OSPF) routing in a transport network. The method comprises defining a network segment template; instantiating a respective network segment template...
US20080219660 Communicating Information  
The present invention relates to the communication of information where the information is introduced at a plurality of spaced apart locations onto an optical waveguide. The following steps are...
US20140119745 OPTICAL MODULATING APPARATUS AND OPTICAL TRANSMITTER  
An optical modulating apparatus includes driver that is mounted on a printed circuit board such that a signal electrode pad and a ground electrode pad of the driver are exposed in an opening of the...
US20130308943 OPTICAL TRANSPORT NETWORK CLOCK TRANSIENT SUPPRESSION SYSTEMS AND METHODS  
An Optical Transport Network (OTN) method, an OTN switching node method, and an OTN node utilize a “double wrapper” configuration to eliminate clock transients in OTN networks. That is, the sys...
US20090269084 LIGHT RECEIVING CIRCUIT AND DIGITAL SYSTEM  
A light receiving circuit (114) includes a light inputting circuit (113) which converts one-system optical signal to be outputted from an optical transmission path (101) to an electrical signal and...
US20130294773 G.709 Based Multi-Level Multiplexing Routing Control Method and Gateway Network Element  
A G.709 based multi-stage multiplexing routing control method and a gateway network element. The method comprises: a gateway network element broadcasting multi-stage multiplexing capability of the...