Patent 9077410 was granted and assigned to Electronics and Telecommunications Research Institute on July, 2015 by the United States Patent and Trademark Office.
An apparatus of transmitting data in a multi-carrier system includes: a plurality of pulse-shaping filters for performing pulse shaping of incoming data symbols during a set pulse-shaping period; and a plurality of frequency converters convert signals that are pulse-shaped by the plurality of pulse-shaping filters into signals with frequency bands for a plurality of subcarriers.