Abstract: A system is disclosed, that provides dynamic bandwidth sharing among a plurality of client nodes, which share network link resources in a communication network. Upon receipt of a bandwidth adjustment request from a requesting client node, the system adjusts bandwidth when network link capacity meets the bandwidth adjustment request, or when total amount of bandwidth offered to trade by any peers of the requesting client node meets the bandwidth adjustment request.

Abstract: Method and system for resource allocation in a wireless communication network. According to an embodiment, the present invention provides a method for providing allocation of resources in a wireless communication network. The method includes providing network access to a wireless device by a first access network. The method includes sending a handover request from the first access network to a plurality of candidate target networks at a first time. The plurality of target networks includes at least a second access network and a third access network. The method includes providing at least a timer that is associated with the first time and a second time. The method includes a step for causing an allocation for network resources by the plurality of the candidate target networks in response to the handover request. Moreover, the method includes a step for selecting the second access network as a selected target network.

Abstract: A network component comprising a processor configured to implement a method that comprises applying a forward error correction (FEC) algorithm to a plurality of data blocks to generate a plurality of redundancy data, encapsulating an integer number of the data blocks and the redundancy data in an FEC codeword, and transmitting the FEC codeword, wherein the codeword is about evenly aligned with a transmission clock time quanta to have a transmission rate. Also disclosed is a method comprising selecting an FEC algorithm that generates a plurality of redundancy data from a plurality of data blocks, selecting an FEC codeword that encapsulates an integer number of the data blocks, and selecting a synchronization pattern to add to the FEC codeword such that an integer number of the FEC codewords are evenly aligned with an integer number of transmission clock time quanta.

Abstract: The present invention discloses constructs and methods for transmitting a HARQ re-transmission in an adaptive manner in a wireless communication system. The system of the present invention discloses: scheduling the re-transmission of a data packet, based on decoding results from a receiver; determining a plurality of parameters for re-transmission in an adaptive manner; sending an assignment message if required; using a plurality of fields in the assignment message for re-transmission to indicate the plurality of parameters in the re-transmission; using a MACID field in the assignment message for re-transmission to indicate a target mobile station for the re-transmission; transmitting a data packet for the re-transmission; and decoding the data packet at the receiver to determine if a further need of re-transmission exists.

Abstract: A passive optical network (PON) system comprising a plurality of optical network units (ONUs) having one downstream receiver and one upstream transmitter, an optical line terminal (OLT) having a downstream transmitter and a plurality of upstream receivers, wherein each upstream receiver is associated with a subset of the ONUs, and an optical distribution network (ODN) that connects the OLT to the ONUs is disclosed. An OLT for a PON, comprising a downstream transmitter, and a plurality of upstream receivers, wherein a downstream transmitter bandwidth is greater than each upstream receiver bandwidth is also disclosed. A network component comprising a processor configured to implement a method comprising determining a downstream bandwidth and an upstream bandwidth for a PON, and increasing a number of upstream channels per downstream channel for the PON when asymmetry between the downstream bandwidth and the upstream bandwidth is greater than a threshold amount is also disclosed.

Abstract: A method for determining transmission power for a user in a network. The method includes receiving a plurality of interference indicators by a user which is associated with a sector. The plurality of interference indicators corresponds to a plurality of sectors respectively each associated with one of a plurality of users and a base station. The method further includes processing at least information associated with the plurality of interference indicators and selecting an interference indicator based on at least information associated with the plurality of interference indicators. The selected interference indictor corresponds to one of the plurality of sectors. Additionally, the method includes determining a gain indicator corresponding to both the user and the one of the plurality of sectors, and processing information associated with the gain indicator.

Abstract: Method and system for optimized handover for mobile devices. The present invention provides a method for providing wireless communication. The method includes providing a first access device and a second access device in a communication network. The first access device and the second access device are configured to provide wireless connectivity. The method also includes providing a mobile device that is wirelessly connected to the first access network using a first connection. The mobile device is connected to a communication network using a first address that is associated with the first access network. The first connection is associated with a first priority level. Moreover, the method includes detecting the second access device by the mobile device. The method further includes obtaining a second connection between the second access device and the mobile device. In addition, the method includes providing a second address that is associated with the mobile device and the second access network.

Abstract: An apparatus and method for processing a supervisory signal for optical network applications. The apparatus includes a subcarrier transmission system configured to receive a first supervisory signal and output a second supervisory signal, and an electrical-to-optical conversion system configured to receive the second supervisory signal and a first data signal and output a first optical signal. Additionally, the apparatus includes an optical-to-electrical conversion system configured to receive the first optical signal and output a first electrical signal and a second data signal, and a subcarrier reception system configured to receive the first electrical signal and output a third supervisory signal. The second supervisory signal is associated with a first subcarrier frequency. The first data signal is associated with a first data bandwidth, and the first data bandwidth includes a first data frequency. A ratio of the first subcarrier frequency to the first data frequency ranges from 0.8 to 1.

Abstract: A system and method of downlink resource allocation to both Distributed Resource Channel (DRCH) and Localized Resource Channel (LRCH) users in an Orthogonal Frequency Division Multiple Access (OFDMA) network. A utility function is provided for each LRCH and DRCH user, wherein the utility function is concave and non-decreasing; a resource allocation objective is provided using the utility function of each LRCH and DRCH user; and resources are allocated to the LRCH and DRCH users such that the resource allocation objective is met.

Abstract: A physical layer packet format and signaling method is provided to minimize signaling overhead wherein multiple users share air interface resources to improve efficiency in orthogonal frequency division multiplexing (OFDM) and orthogonal frequency division multiple access (OFDMA) communication systems.

Abstract: A method of enabling a soft handoff in a communication system, wherein the communication system includes a plurality of sectors and each of the plurality of sectors includes at least one base station is disclosed. The method includes: providing at least one mobile station; setting identical resources for serving the mobile station from each of the plurality of base stations in each sector; designating at least a plurality of base stations in at least one sector to participate a soft handoff; and performing a soft handoff.

Abstract: A method and apparatus for mitigating inter-cell interference in an OFDMA-based wireless communication system is disclosed. The method includes the steps of, providing at least a frame in a base station to a plurality of mobile stations; dividing the frame into a plurality of subcarriers; assigning a demarcation line within the frame to divide the plurality of subcarriers into a first zone and a second zone; defining a time reuse parameter for the plurality of subcarriers within the first zone; defining a frequency reuse parameter for the plurality of subcarriers within the first zone; and loading the plurality of subcarriers within the first zone according the time reuse parameter and the frequency parameter.

Abstract: An apparatus and method for processing a supervisory signal for optical network applications. The apparatus includes a subcarrier transmission system configured to receive a first supervisory signal and output a second supervisory signal, and an electrical-to-optical conversion system configured to receive the second supervisory signal and a first data signal and output a first optical signal. Additionally, the apparatus includes an optical-to-electrical conversion system configured to receive the first optical signal and output a first electrical signal and a second data signal, and a subcarrier reception system configured to receive the first electrical signal and output a third supervisory signal. The second supervisory signal is associated with a first subcarrier frequency. The first data signal is associated with a first data bandwidth, and the first data bandwidth includes a first data frequency. A ratio of the first subcarrier frequency to the first data frequency ranges from 0.8 to 1.

Abstract: A method for updating and retrieving information for one or more nodes includes sending an update of at least a first indicator from at least a first node of a group of nodes to a home agent. Each of the group of nodes is associated with the home agent and corresponds to at least one of a plurality of indicators. The plurality of indicators is related to an internet protocol and includes the first indicator. The method further includes sending a request to the home agent for group node information that is associated with at least information related to the plurality of indicators corresponding to the group of nodes. Additionally, the method includes receiving the group node information from the home agent and transferring the group node information to one or more applications capable of accessing all the group of nodes.

Abstract: A method and apparatus of signaling radio resource allocation in a wireless communication system is disclosed. The method comprises: dividing the radio resource into units of a first type of assignment and of a second type; using the first type of assignment units for the first type of assignment; using the second type of assignment units for the second type of assignment; multiplexing the first type and the second type of assignments in the same frame; indicating the assignment for each of a plurality of mobile stations by a base station; determining the multiplexing mode by the base station; and communicating the multiplexing mode to each of the plurality of mobile stations by the base station.

Abstract: A wireless communication system and method is disclosed. The system and method includes at least one base station controller setting resource allocation priority and producing a carrier loading information request in response to a request made by a mobile unit; a plurality of base stations coupled to at least one base station controller, each of the plurality of base stations operates on a plurality of carriers, at least one candidate base station transceiver of the plurality of base stations receiving the carrier loading information request, determining its carrier loading information, and responding with a carrier loading information response; and the at least one base station controller operating to assign the mobile unit to at least one candidate carrier within the one responding candidate base station of the plurality of base stations based upon both set resource allocation priority and received carrier loading information.

Abstract: Method and system for loop-back and continue in packet-based network. According to an embodiment, the present invention provides a method for transferring data in a packet-based network. The method includes a step for receiving at least a first data frame. The first data frame is associated with a first origination node and a first destination node. The method includes a step for processing information associated with the first date frame. The method includes a step for determining whether the first data frame satisfies at least one predetermined condition based on at least information associated with the first data frame. If the first data frame is determined to satisfy the at least one predetermined condition, the method includes a step for providing a second data frame based on at least information associated with the first data frame, where the second data frame is associated with a second origination node and a second destination node.

Abstract: A method and system for generating a ring map for optical network applications. The method includes sending a first discovery message to a first node through a portion of an optical network. The first node corresponds to a first node identification and a first predetermined identification. The first discovery message includes at least a source node identification associated with a source node, a source predetermined identification associated with the source node, and a first ring connectivity map. Additionally, the method includes if the source node identification and the first node identification are different, updating the first ring connectivity map. Also, the method includes if the source node identification and the first node identification are identical and if the source predetermined identification and the first predetermined identification are different sending a first alarm message.

Abstract: A method and system for generating a ring map for optical network applications. The method includes sending a first discovery message to a first node through a portion of an optical network. The first node corresponds to a first node identification and a first predetermined identification. The first discovery message includes at least a source node identification associated with a source node, a source predetermined identification associated with the source node, and a first ring connectivity map. Additionally, the method includes if the source node identification and the first node identification are different, updating the first ring connectivity map. Also, the method includes if the source node identification and the first node identification are identical and if the source predetermined identification and the first predetermined identification are different sending a first alarm message.

Abstract: Method a system for managing network resources. According to an embodiment, the present invention provides a method for managing resource in a wireless network. As an example, the wireless network includes an access network and a home network. The access network provides at least radio connectivity and the home network provides at least internet protocol connectivity. The method includes a step for providing a network access to a mobile station by the access network. For example, the network access includes a network connection between the mobile station and the home network. The method also includes a step for receiving information associated with a lifetime for the network access from the mobile station by the access network and by the home network. The method additionally includes a step for storing the information associated with the lifetime by the access network and by the home network.