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

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Text this: Pilot-aided channel equalization in RGI-PDM-CO-OFDM systems