실시 예들은 제 1 음파 반사 특성을 갖는 제 1 음파 반사 부 및 제 2 음파 반사 특성을 갖는 제 2 부를 갖는 차량 천장 및 메인 음향 방출 방향이 제 1 음파 반사 부로 향하도록 하기 위하여, 따라서 스피커에 의해 방출되고 상기 제 1 음파 반사 부(10)에 의해 반사되는 음파가 차량 내의 사람에 의해 확산 음향으로서 감지될 수 있도록 하기 위하여, 차량 내에 배치되는 적어도 하나의 스피커를 포함하는 차량을 개시하는데, 제 1 음파 반사 부는 상기 제 2 음파 반사 부보다 더 많은 음파를 반사한다.
Disclosed is a vehicle (100) comprising:at least one vehicle seat (18) with a headrest (10) of the vehicle seat (18) or a speaker box (12) to be attached to the vehicle seat (18) or to the headrest (10), the headrest (10) or the speaker box (12) comprising:at least two speakers (20a, 20b) integrated in the headrest (10) or in the speaker (20) box, wherein each of the two speakers (20a, 20b) has a main sound emission direction (25a, 25b), and wherein each of the two speakers (20a, 20b) is fixed in the headrest (10) or in the speaker (20) box in such a way that the respective main sound emission direction (25a, 25b) is inclined with respect to a backrest main direction (30) of a backrest (15) of the vehicle seat (18), wherein the two speakers (20a, 20b) comprise a first speaker (20a) and a second speaker (20b), wherein the first speaker (20a) has a first main sound emission direction (25a) and the second speaker (20b) has a different second main sound emission direction (25b), wherein the first speaker (20a) and the second speaker (20b) are lowered arranged in the headrest (10) or in the speaker box (12) with respect to a sound outlet opening (10c, 12c) at a top side of the headrest (10) or the speaker box (12) so that during operation sound waves (40) emitted from the first speaker (20a) and the second speaker (20b) are mixed in a chamber (9) formed in the headrest or in the speaker box (12);and further comprising a dedicated sound wave reflector (50) arranged above the headrest (10) of the vehicle seat (18) or the speaker box (12) on a vehicle ceiling (45), wherein the sound wave reflector (50) is configured to reflect sound waves (40a, 40b) emitted from the first speaker (20a) and the second speaker (20b) integrated in the headrest or in the speaker box (12) with a lower sound wave loss than the vehicle ceiling (45) in the vehicle (100).
VEHICLE WITH SOUND WAVE REFLECTOR
음파 반사판을 갖는 차량
02.12.2015
Patent
Elektronische Ressource
Koreanisch