A data retransmission request device, a data transmitter, and a data retransmission method for multi-tone systems

A data retransmission request device, a data transmitter, and a data retransmission method for multi-tone systems

  • CN 103,891,192 A
  • Filed: 10/16/2012
  • Published: 06/25/2014
  • Est. Priority Date: 10/25/2011
  • Status: Active Application
First Claim
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1. the data re-transmission request unit (124) using in multifrequency adjusting data transmission system, wherein Data Modulation in one group of M frequency modulation so that between transmitter (110) and receiver (120) send,Wherein said data re-transmission request unit (124) is suitable for to described transmitter (110) requesting retransmission data transmission unit (22), described data transmission unit is hierarchically modulated at specific hierarchical (L3), and to locate and be modulated at the particular group (G2) of N frequency modulation upper, and N is greater than one and be less than or equal to the positive integer value of M.

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