B) are obtained from the segment-by-segment multiplication of an initial segment, which is fixed for all N preamble segments, by a multiplication sequence with a length of N elements. It can be stated for the OFDM data symbols that a plurality of OFDM symbols which are transmitted successively in time each include at least one pilot signal, with the respective subcarrier which transmits the at least one pilot signal being dependent on the time index of the espective OFDM symbol."/> OFDM transmission method, which is intended both for sporadic and for continuous data communication, for a WLAN
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OFDM transmission method, which is intended both for sporadic and for continuous data communication, for a WLAN

机译:用于WLAN的OFDM传输方法,既适用于偶发通信,又适用于连续数据通信

摘要

In an OFDM-based transmission method it can be stated for the preamble (4, 7) of a data packet that its N preamble segments (B, B) are obtained from the segment-by-segment multiplication of an initial segment, which is fixed for all N preamble segments, by a multiplication sequence with a length of N elements. It can be stated for the OFDM data symbols that a plurality of OFDM symbols which are transmitted successively in time each include at least one pilot signal, with the respective subcarrier which transmits the at least one pilot signal being dependent on the time index of the espective OFDM symbol.
机译:在基于OFDM的传输方法中,对于数据包的前同步码(4,7)可以说,它的N个前同步码段(B, B )是从该段中获得的通过长度为N个元素的乘法序列,对所有N个前导码段固定的初始段的逐段乘法。对于OFDM数据符号可以说,在时间上连续发送的多个OFDM符号每个都包括至少一个导频信号,发送该至少一个导频信号的各个子载波取决于各自的时间索引。 OFDM符号。

著录项

  • 公开/公告号US8509054B2

    专利类型

  • 公开/公告日2013-08-13

    原文格式PDF

  • 申请/专利权人 STEFAN FECHTEL;

    申请/专利号US201113215356

  • 发明设计人 STEFAN FECHTEL;

    申请日2011-08-23

  • 分类号H04J11/00;

  • 国家 US

  • 入库时间 2022-08-21 16:48:15

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