Babu, P. Ramesh Digital signal processing / by P. Ramesh Babu. - 6th ed. - Chennai: Scitech Publications (India), 2014 [reprinted 2017 ] - 1235 p.; ll. charts: 29 cm. State Grant 2016-2017 ISBN: 9788183716307 Subjects--Topical Terms: COMMUNICATION ENGINEERING Dewey Class. No.: 621.3822 / BAB/D