Invention Application
US20150319005A1 METHOD FOR MULTICAST FRAME TRANSMISSION AND DUPLICATED MULTICAST FRAME DETECTION 有权
多媒体帧传输和复用多播帧检测方法

  • Patent Title: METHOD FOR MULTICAST FRAME TRANSMISSION AND DUPLICATED MULTICAST FRAME DETECTION
  • Patent Title (中): 多媒体帧传输和复用多播帧检测方法
  • Application No.: US14796466
    Application Date: 2015-07-10
  • Publication No.: US20150319005A1
    Publication Date: 2015-11-05
  • Inventor: Yong Ho SEOK
  • Applicant: LG ELECTRONICS INC.
  • Applicant Address: KR Seoul
  • Assignee: LG ELECTRONICS INC.
  • Current Assignee: LG ELECTRONICS INC.
  • Current Assignee Address: KR Seoul
  • Priority: KR10-2008-0132451 20081223; KR10-2009-0097492 20091014
  • Main IPC: H04L12/18
  • IPC: H04L12/18 H04W4/06
METHOD FOR MULTICAST FRAME TRANSMISSION AND DUPLICATED MULTICAST FRAME DETECTION
Abstract:
A method and apparatus of transmitting a multicast frame in a wireless communication system is provided. The method comprises transmitting a request to send (RTS) frame to stations (STAs) included in a multicast group by using an omni-directional antenna, and receiving a clear to send (CTS) frame transmitted by the STAs included in the multicast group in response to the RTS frame, and transmitting the multicast frame to the STAs included in the multicast group by using a directional antenna.
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