SPEAKER ARRANGEMENT SELECTION UNIT, SPEAKER ARRANGEMENT SELECTION METHOD AND SOUND FIELD CONTROL SYSTEM

PROBLEM TO BE SOLVED: To control a sound field so that important sound information can be heard independently for each region, in a closed space.SOLUTION: A speaker arrangement selection unit 400 for selecting a plurality of speakers for use in sound field control in a closed space includes a first...

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Bibliographische Detailangaben
Hauptverfasser:	TOI TAKESHI, ARIMITSU TETSUHIKO, HOGAKI SHUZO, ONO RUI, YOSHIDA KIYOSHI, NAKAJIMA HIROYUKI
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	DEAF-AID SETS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS PUBLIC ADDRESS SYSTEMS STEREOPHONIC SYSTEMS
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Zusammenfassung:	PROBLEM TO BE SOLVED: To control a sound field so that important sound information can be heard independently for each region, in a closed space.SOLUTION: A speaker arrangement selection unit 400 for selecting a plurality of speakers for use in sound field control in a closed space includes a first speaker selection unit 410 for selecting a speaker of high linear independence for a predetermined region, out of existing speakers, and a second speaker selection unit 420 for selecting a position of high linear independence for the predetermined region, as the installation position of at least one additional speaker added to the existing speakers.SELECTED DRAWING: Figure 3 【課題】閉空間において、領域ごとに独立して重要な音情報を聞き取ることができるように音場を制御する。【解決手段】本発明に係るスピーカ配置選択装置４００は、閉空間における音場制御に用いられる複数のスピーカを選択するスピーカ配置選択装置４００であって、既設のスピーカのうちから、所定の領域に対して線形独立性の高いスピーカを選択する第１のスピーカ選択部４１０と、既設のスピーカに追加する少なくとも１つの追加スピーカの設置位置として、前記所定の領域に対して線形独立性の高い位置を選択する第２のスピーカ選択部４２０とを備える。【選択図】図３