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458 results about "Information Dissemination" patented technology

Information Dissemination is a weblog covering international and United States naval affairs. It was founded in 2007 by Raymond Pritchett, who edits it under the pseudonym "Galrahn", and has been called "one of the most-read Navy blogs".

QoS-awar handover procedure for IP-based mobile ad-hoc network environments

The invention targets at a QoS-aware handover procedure in a typical dynamic mobile ad-hoc scenario (cf. FIGS. 23 to 27) wherein the connectivity of fixed (AR1, AR2, CN) and/or mobile nodes (MN, M1, M2, M3, M4, EN1, EN2) is unpredictably time-varying and, due to the mobility of mobile nodes, handovers will inevitably frequently occur. Thereby, resources are pre-allocated along potential routing paths in advance, and the flow traffic is redirected to the path having the best available QoS capabilities. According to the new QoS situation of the selected path, adaptive real-time applications can have the opportunity to individually adjust traffic generation. With this concept, packet loss can be avoided and degradation effects on the running real-time application during the QoS-aware handover can be minimized. The QoS-aware handover procedure comprises the steps of handover candidates selection, handover initiation, QoS metrics probing and resource pre-allocation (soft reservation), QoS metrics collection, handover decision, handover confirmation (hard reservation), and reservation release. In particular, the proposed solution thereby pertains to a method for proactively probing the QoS situation of each potential routing path, pre-allocating resources along the best available QoS path before the handover of the QoS data flow to be transmitted to a new access point (AP) is initiated, providing efficient resource reservation management and maintenance within the underlying mobile ad-hoc networks and incorporating advanced QoS support features offered by adaptive real-time applications. The invention further proposes an "information dissemination" approach, which optimizes prior-art address resolution mechanisms.
Owner:SONY DEUT GMBH

Message processor for a passenger entertainment system, method and article of manufacture

A computer is used to manage communication over a network between one or more network addressable units and a plurality of physical devices of a passenger entertainment system. The system is configured and operated using software to provide passenger entertainment services including audio and video on-demand, information dissemination, product and service order processing, video teleconferencing and data communication services. The system includes a system server and a network supporting multiple computer processors. The processors and the server comprise application software that control telephony applications and network services. The server is coupled by way of the network to physical devices of the system. The server comprises software for instantiating a dispatch object to open a framework for one or more network addressable unit objects, for instantiating one or more virtual line replaceable unit objects to manage communication between a network address unit and one or more physical devices, and for instantiating a message processor for moving messages to the one or more network addressable unit objects for delivery to the one or more physical devices. The message processor receives messages containing network routing address from one or more device drivers. The message processor utilizes the network routing address to and a physical device type to access a table and determine the ultimate destination for the message. The message processor has at least one input named pipe and one output named pipe, and utilizes the named pipes to translate messages from a first format to a second format. The message processor logs invalid destination addresses in a storage medium. The message processor instantiates each device driver from a device handler class member.
Owner:ROCKWELL COLLINS INC

Architecture for information dissemination in wireless mobile ad hoc networks

InactiveUS20070214046A1Cash registersOffice automationSource to sinkCommand and control
In future large-scale Emergency Response / Management (ER / EM) to terrorism and natural disasters, sharing the so-called common operational picture amongst dynamic task groups provides immediate advantages. In an ER / EM scenario, dissemination of the right data to the right person at the right time has a direct benefit. Timely and bandwidth efficient dissemination of sensor and Command and Control data remains a challenge. For example, dynamically changing mobile teams, information-needs profiling, information routing based upon information needs (not on IP address) are all complex issues. Accordingly, a protocol, called dissemination mesh, for constructing and reconfiguring network paths for disseminating information from sources to sinks, a software architecture for multi-domain wireless network information dissemination in the context of emergency response (resting above existing MANET protocols), supports needs-based dissemination, node mobility, rapidly changing groups (information sinks) and sensor networks (sources) is provided. The protocol includes: exploitation of Semantic Web and collaborative agent technologies, novel subscription-based information dissemination, intelligent networked information intermediaries, smart dissemination mesh forming and management. Together these technologies provide information dissemination management in the wireless setting. Application realms other than ER / EM can also be supported.
Owner:TELCORDIA TECHNOLOGIES INC

Secure content based routing in mobile ad hoc networks

The present invention describes methods and systems for information dissemination in mobile ad hoc networks founded on Content Based Routing. The method comprises generating a first data packet at a source node, encoding, via an encoding logic within the source node, a plurality of information categories associated with the first data packet in a header of the first data packet, encrypting the first data packet with an encryption key unique to the plurality of information categories, generating a second data packet having a unique dissemination group identity in its header and the encrypted first data packet as a payload of the second data packet, disseminating the second data packet across a dissemination mesh, and receiving the second data packet at a destination node. The system comprises a host within the source node that generates a first data packet comprising a first packet header and the content within a first payload of the first data packet, an identity generator within the source node to receive the first data packet and to generate a dissemination group identity for a dissemination group, an encoding unit to encode within the first packet header a plurality of information categories associated with the content, an encryption unit for encrypting the first data packet with an encryption key unique to the dissemination group identity, such that a second data packet is formed, the second data packet having in a second header the dissemination group identity and in a second payload the encrypted first data packet, and a routing unit to disseminate the second data packet to the dissemination mesh.
Owner:TELCORDIA TECHNOLOGIES INC

Method and system for predicting social network information popularity on basis of user characteristics

The invention provides a method for predicting social network information popularity on the basis of user characteristics. The method includes the steps of obtaining user data and information data in a social network, extracting part of user attribute characteristics and user behavior characteristics from the user data, classifying the user data according to the user attribute characteristics and the user behavior characteristics, obtaining user broadcasting characteristics corresponding to the information data according to the information data and the classification of a user, obtaining a social network information popularity prediction model according to the user broadcasting characteristics, and predicting the information popularity through the prediction model. The invention provides a system for predicting the social network information popularity on the basis of user characteristics. The system comprises an obtaining module, a characteristic obtaining module, a classification module, a processing module, a prediction model module and a prediction model. Through the combination with the features of user behavior characteristics, information propagation of the social network is more accurately predicted, and the problems that hot spot finding lags and the real-time performance of information pushing and online public opinion monitoring can be hardly ensured are solved.
Owner:INST OF INFORMATION ENG CAS
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