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Method for digital wireless communications

  • US 8,687,677 B2
  • Filed: 05/09/2013
  • Issued: 04/01/2014
  • Est. Priority Date: 01/19/1999
  • Status: Expired due to Fees
First Claim
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1. A wireless communications apparatus comprising:

  • a transmitter comprisinga first modulator configured to modulate a first pilot symbol according to a first modulation scheme,a second modulator configured to modulate specific first symbols according to a second modulation scheme different from the first modulation scheme, anda timing controller cooperating with said first and second modulators so that modulated specific first symbols are inserted before and after associated modulated first pilot symbols; and

    a receiver configured to generate a reception baseband signal based upon modulated second pilot symbols with modulated specific second symbols inserted before and after associated modulated second pilot symbols.

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