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   _____   __   __    _  __    ______   _____    
  / ___//  \ \\/ //  | |/ //  /_   _// |  __ \\  
  \___ \\   \ ` //   | ' //    -| ||-  | |  \ || 
  /    //    | ||    | . \\    _| ||_  | |__/ || 
 /____//     |_||    |_|\_\\  /_____// |_____//  
`-----`      `-`'    `-` --`  `-----`   -----`

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Text this: Carrier-frequency offset estimation for OFDMA uplink with generalized subcarrier-assignment