Pradhan, SomanathSomanathPradhanPatel, VinalVinalPatelGeorge, Nithin V.Nithin V.George2025-08-292025-08-292017-05-15https://repository.iitgn.ac.in/handle/IITG2025/20469The present disclosure envisages an acoustic feedback cancellation system for assistive listening device. The system comprising a summation unit (12) to generate error signal e(n), a first adaptive prediction filter (14) to generate a filtered error signal , a second adaptive prediction filter (22) to generate a filtered signal, a feedback cancellation unit (15) to update a pre-defined rules, a shadow filter (32) to estimate the feedback path, a feedback path estimation filter (34) to generate the estimated feedback signal.en-USElectronicsPatents Granted537601[201721017009]123456789/505