Invention Grant
US07940865B2 Re-acquisition of symbol index in the presence of sleep timer errors for mobile multimedia multicast systems 有权
在存在用于移动多媒体多播系统的睡眠定时器错误的情况下重新获取符号索引

  • Patent Title: Re-acquisition of symbol index in the presence of sleep timer errors for mobile multimedia multicast systems
  • Patent Title (中): 在存在用于移动多媒体多播系统的睡眠定时器错误的情况下重新获取符号索引
  • Application No.: US12062712
    Application Date: 2008-04-04
  • Publication No.: US07940865B2
    Publication Date: 2011-05-10
  • Inventor: Nabil Yousef
  • Applicant: Nabil Yousef
  • Applicant Address: US CA Lake Forest
  • Assignee: Newport Media, Inc.
  • Current Assignee: Newport Media, Inc.
  • Current Assignee Address: US CA Lake Forest
  • Agency: Rahman LLC
  • Main IPC: H04L27/06
  • IPC: H04L27/06
Re-acquisition of symbol index in the presence of sleep timer errors for mobile multimedia multicast systems
Abstract:
A technique for re-acquiring a symbol index in the presence of sleep timer errors in a MediaFLO™ (Forward Link Only) mobile multimedia multicast system comprising a receiver and a transmitter, wherein the method comprises receiving a digital signal comprising a superframe comprising one or more Orthogonal Frequency Division Multiplexing (OFDM) symbols in the receiver comprising a timer; waking up the receiver from a sleep mode of operation by an amount of time equal to a maximum error introduced by the timer plus a time to reacquire a beginning of each OFDM symbol plus a time to reacquire a symbol index; and reacquiring the symbol index.
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