发明名称 SISTEMA PER LA RIPRODUZIONE DEL SUONO
摘要 <p>In a sound reproduction system, the phasiness of the psychoacoustically most important signals is minimised by subtracting from the velocity signal components of said most important signals a directional bias signal comprising a fraction of the pressure signal phase shifted by 90.degree..</p>
申请公布号 IT1064312(B) 申请公布日期 1985.02.18
申请号 IT19760029292 申请日期 1976.11.12
申请人 NATIONAL RESEARCH DEVELOPMENT CORP. 发明人
分类号 H04H20/88;H04S3/02;(IPC1-7):H04S/ 主分类号 H04H20/88
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