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    • 1. 发明授权
    • Multicast group management in wireless networks
    • 无线网络中的组播组管理
    • US08848590B2
    • 2014-09-30
    • US12888537
    • 2010-09-23
    • Naveen Kumar KakaniTuomas Valtteri Laine
    • Naveen Kumar KakaniTuomas Valtteri Laine
    • H04H20/71H04L12/18H04H20/61
    • H04L12/185H04H20/61
    • A source device which is a distributed device and which is not a wireless network access point advertises a multicast data stream; receives from a destination device a message indicating that the destination device wants to receive the multicast data stream; and adds the destination device to a list of destination devices for the multicast data stream, in which the list is stored in a computer readable memory. In various exemplary embodiments the advertising comprises broadcasting in a protocol adaptation layer an advertisement comprising a multicast medium access control (MAC) address and an address for the source device; or sending to a centralized controller a first message comprising the MAC address which triggers the centralized controller to broadcast an advertisement for the multicast data stream to destination devices. Prior to advertising the source device may create a multicast MAC address and check for uniqueness of the created address via signaling.
    • 作为分布式设备并且不是无线网络接入点的源设备通告组播数据流; 从目的地设备接收指示目的地设备想要接收多播数据流的消息; 并将目的地设备添加到多播数据流的目的地设备的列表中,其中列表存储在计算机可读存储器中。 在各种示例性实施例中,广告包括在协议适配层中广播包括多播媒体访问控制(MAC)地址和源设备的地址的广告; 或向集中式控制器发送包括触发集中式控制器的MAC地址广播广播到组播数据流的目的设备的第一消息。 在广告之前,源设备可以创建多播MAC地址,并通过信令检查所创建的地址的唯一性。
    • 2. 发明授权
    • Terminal-based contention free low overhead access
    • 基于终端的争用免费低开销接入
    • US07924864B2
    • 2011-04-12
    • US11492910
    • 2006-07-26
    • Khiem LeNaveen Kumar KakaniSrinivas Sreemanthula
    • Khiem LeNaveen Kumar KakaniSrinivas Sreemanthula
    • H04L12/28
    • H04W4/08H04W8/186H04W74/00H04W84/12
    • A station of a wireless local area network, the station includes a joining unit configured to join one of a plurality of cliques or to create a new clique, wherein each of the plurality of cliques includes at least one station and wherein each station in a clique can hear all other stations within the clique. The station also includes a communication unit configured to communicate with a server that assigns a unique value to each station in the clique when the station joins the network, wherein the value is used to determine a rank associated with each station within the clique. The server is configured to maintain a system map that defines information associated with each of the plurality of cliques and all of the stations in the network. The station also includes a listening unit configured to listen for a predefined signal such that upon receipt of the predefined signal each station in the clique is configured to begin transmission based on an order determined by a ranking of the stations in the clique.
    • 一种无线局域网的站,所述站包括被配置为连接多个小区中的一个或建立新的小组的联接单元,其中所述多个小组中的每一个包括至少一个站,并且其中每个小组 可以听到集团内的所有其他车站。 该站还包括通信单元,该通信单元被配置为与站点加入网络时向集团中的每个站点分配唯一值的服务器进行通信,其中该值用于确定与集团内的每个站点相关联的秩。 服务器被配置为维护系统映射,其定义与网络中的多个群集中的每一个和所有站点相关联的信息。 该站还包括一个监听单元,该监听单元被配置为监听预定义的信号,使得在接收到预定义信号时,组中的每个站被配置为基于由集团中的站的排名确定的顺序开始发送。
    • 5. 发明申请
    • Establishment of Reliable Multicast/Broadcast in a Wireless Network
    • 在无线网络中建立可靠的组播/广播
    • US20100153807A1
    • 2010-06-17
    • US12531064
    • 2008-03-10
    • Naveen Kumar Kakani
    • Naveen Kumar Kakani
    • H04L1/08G06F11/14
    • H04W4/06H04L12/1863H04L12/189H04W72/005
    • Various example embodiments are disclosed relating to the establishment of reliable multicast/broadcast sessions in a wireless network. According to an example embodiment, an apparatus may be configured to receive, from a wireless recipient station, a request to establish a reliable multicast/broadcast session with the recipient station. The apparatus may be further configured to transmit, to the recipient station, a response to the request to establish the reliable multicast/broadcast session. The response may include one or more retransmission fields describing a retransmission of data for the requested reliable multicast/broadcast session. For example, the request may include a retransmission multicast address to be used for retransmission of data for the multicast/broadcast session.
    • 公开了关于在无线网络中建立可靠的多播/广播会话的各种示例实施例。 根据示例实施例,装置可以被配置为从无线接收台接收与接收站建立可靠的多播/广播会话的请求。 该装置还可以被配置为向接收方发送对建立可靠多播/广播会话的请求的响应。 响应可以包括描述用于所请求的可靠多播/广播会话的数据的重传的一个或多个重传字段。 例如,该请求可以包括要用于多播/广播会话的数据的重发的重传多播地址。
    • 8. 发明申请
    • Multicast Group Management In Wireless Networks
    • 无线网络中的组播组管理
    • US20110069652A1
    • 2011-03-24
    • US12888537
    • 2010-09-23
    • Naveen Kumar KakaniTuomas Valtteri Laine
    • Naveen Kumar KakaniTuomas Valtteri Laine
    • H04H20/71
    • H04L12/185H04H20/61
    • A source device which is a distributed device and which is not a wireless network access point advertises a multicast data stream; receives from a destination device a message indicating that the destination device wants to receive the multicast data stream; and adds the destination device to a list of destination devices for the multicast data stream, in which the list is stored in a computer readable memory. In various exemplary embodiments the advertising comprises broadcasting in a protocol adaptation layer an advertisement comprising a multicast medium access control (MAC) address and an address for the source device; or sending to a centralized controller a first message comprising the MAC address which triggers the centralized controller to broadcast an advertisement for the multicast data stream to destination devices. Prior to advertising the source device may create a multicast MAC address and check for uniqueness of the created address via signaling.
    • 作为分布式设备并且不是无线网络接入点的源设备通告组播数据流; 从目的地设备接收指示目的地设备想要接收多播数据流的消息; 并将目的地设备添加到多播数据流的目的地设备的列表中,其中列表存储在计算机可读存储器中。 在各种示例性实施例中,广告包括在协议适配层中广播包括多播介质访问控制(MAC)地址和源设备的地址的广告; 或向集中式控制器发送包括触发集中式控制器的MAC地址广播广播到组播数据流的目的设备的第一消息。 在广告之前,源设备可以创建多播MAC地址,并通过信令检查所创建的地址的唯一性。
    • 9. 发明申请
    • DATA PATH TRANSFER FOR MULTIBAND COMMUNICATION
    • US20110065440A1
    • 2011-03-17
    • US12561452
    • 2009-09-17
    • Naveen Kumar KAKANI
    • Naveen Kumar KAKANI
    • H04W72/04
    • H04W28/18H04L1/0022H04W36/06H04W36/18H04W72/00H04W84/12H04W88/06
    • Method, apparatus, and computer program product embodiments are disclosed to setup data path transfer between concurrently operating frequency bands of multiband wireless LAN (WLAN) devices. The embodiments provide an enhancement to the Fast Session Transfer (FST) by introducing a new Information Element (IE) in the Fast Session Transfer (FST) frames to enable negotiating the parameters to be established as a result of switching of at least a portion of the existing data/traffic streams to another frequency band. The new Information Element (IE) includes at least the number of streams being switched and for each stream being switched the stream ID. The new Information Element enables the transmitting and receiving devices to negotiate the connection setup parameters associated with a requested transfer of the operating frequency band. The transmitting wireless device sends a Fast Session Transfer (FST) Setup Request frame with the new Information Element (IE) that includes at least the requested number of streams being switched and for each requested stream being switched the stream ID. The receiving wireless device (STA) replies with a Fast Session Transfer (FST) Setup Response frame with the new Information Element (IE) that either accepts the requested parameters or replies with an alternate number of streams being switched and for each alternate stream being switched the stream ID. In this manner, there is no need to re-establish the traffic streams, but instead the existing parameters are modified or scaled to meet the available resources in the new band. This allows the state of the data exchanges, for example the Acknowledgement bitmap, to be carried forward from one band to another. Also, if for any reason, for example quality of service (QoS), there is any problem in switching a stream to be in a new band, it is possible to switch only specific streams by including only the stream IDs in the Information Element for the specific streams that are to be switched. Alternately, it is possible to abort the switching of all the streams.