Surround sound speaker system for improved spatial effects

摘要: An apparatus for realistically reproducing sound, particularly sound based on a stereophonic signal having dialog and effects associated with an accompanying video image. The includes front speaker located in proximity to the image providing acoustic output upon summation of component left right (L+R) channels audio signal. A rear viewing area provides difference signal, (L-R) or (R-L), between channels. side speakers are respective sides area. two outputs accordance band limited channel Band limiting substantially filters out frequency components below predetermined threshold. bass may also be provided low input assists localizing