To realize a robust sound − repreduction sys も em against head movement , multi −channel sound 血e 正 d reproduction systems are one of the most promising methods , which can make the same acoustic field as the recording area by contro 艮 且 ing severa 且 points . However , these sound field reproduction systems have not been app 且 ied to the realization ofthe acoustic field , beca ・ use of the insu 田 cient knowledge ofthe multiple channel system , s behavior 。 In this paper , we first investigate

more »

... e accuracy of the reproduced sound by the multi −channel sound reproduction system . In particu 且 ar we investigate the 且 oudspeaker