A double-talk detector (DTD) is generally used with an acoustic echo canceller (AEC) in pinpointing the region where far-end and near-end signal coexist. This region is called double-talk and during this region AEC usually freezes the adaptation. Decision variable used in DTD has a relatively longer transient time going from double-talk to single-talk than time going in opposite direction. Ther...

This study is a case to investigate students’ perceptions toward teacher’s talk in EFL (English as Foreign Language) classrooms. It conducted for two months on single entity the research subject, ie 35 Eleventh-graders with varying English language skills and an teacher. Since it focuses only certain entity, results of cannot be generalized broader context. uses qualitative approach by showing ...

The success of teaching and learning depends on the way teacher talk interactions that occur between teachers students. use can be considered a necessary as well an unnecessary source in generating interactions. study entitled ‘The effect ESL Teacher Talk creating classroom interaction’ has objectives to portray This research employed observation sheet, questionnaire audio recording reach objec...