Apparatus for generating and transmitting frames in wireless communication system

Apparatus for generating and transmitting frames in wireless communication system

  • CN 102,299,886 A
  • Filed: 02/11/2005
  • Published: 12/28/2011
  • Est. Priority Date: 12/23/2004
  • Status: Active Grant
First Claim
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1. one kind is used for generating and the device of transmit frame at wireless communication system, and described device comprises:

  • The frame maker, it is configured to delta frame, comprising;

    Comprise the short preamble that is used for synchronous code element;

    Be positioned at the described short preamble first and second long preambles afterwards, wherein, use predetermined sequence to generate the described first and second long preambles;

    Be positioned at described first and second long preambles data field afterwards, the wherein said second long preamble comprises the channel estimating information that the described data field of receiver demodulation is required;

    AndSignal element between the described first long preamble and the described second long preamble, wherein, described signal element comprises the information about code rate, modulation and space-time block coding;

    AndTransmitter, it is configured to described frame is sent to receiver,Wherein said predetermined sequence comprises { 1,1 ,-1 ,-1,1,1 ,-1,1 ,-1,1,1,1,1,1,1 ,-1 ,-1,1,1 ,-1,1 ,-1,1,1,1,1,0,1 ,-1 ,-1,1,1 ,-1,1 ,-1,1,-1 ,-1 ,-1 ,-1 ,-1,1,1 ,-1 ,-1,1 ,-1,1 ,-1,1,1,1,1} is as its element.

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