00697    a2200181   4500003000500000005001700005040000900022082001600031100003200047245013100079260003300210300001100243505019300254538000700447650001600454651001100470700003400481NUST20251112153005.0  cNust  a621.382,SHA  aShahzad , GC Bilal (TCC-11)  aReal time implementation of PC based echo cancellation system /cGC Bilal Shahzad, GC Qamar Abbas Bukhari and GC Waqqas Haider  aRawalpindibMCS (NUST)c2003  a96 p.;  aEcho in network (Page-2), Adaptive Filtering (Page-15), Telephone Line Audio Interface Circuits (Page-27), Descriptions of Auto Card (Page-48), Design and Implementation Issues (Page- 73).  a    aUG Projects  aTCC-11  aSupervised by Dr. Jamil Ahmed