The disclosure relates to a noise shield type external sound detection device for a vehicle, wherein basic noise, such as traveling wind caused by driving of a vehicle or a tire noise caused by road surface friction, are shielded or reduced so that a meaningful external sound generated by abnormal situations, such as a horn, a siren, a sound of crash, a sound of impact, a sound of burst, or a sound of a scream, can be effectively detected. An embodiment of the disclosure provides a noise shield type external sound detection device for a vehicle as an embodiment, the device comprising: a lower base installed outside a vehicle; a sound detection substrate fixedly installed on the lower base and provided with a sound sensor; and an upper cover coupled to the lower base to surround and close the sound detection substrate and having a closed sound transfer part formed at a part thereof, the closed sound transfer part inducing an external sound to be transferred to the sound sensor in a state in which a noise has been removed or attenuated.
L'invention concerne un dispositif de détection de sons externes de type écran anti-bruit pour un véhicule, dans lequel les bruits de base, tels que le vent de déplacement causé par la conduite d'un véhicule ou le bruit d'un pneu causé par le frottement de la surface de la route, sont protégés ou réduits de sorte qu'un son externe significatif généré par des situations anormales, tel qu'un klaxon, une sirène, un son de collision, un son d'impact, un son d'éclatement ou un son de cri, peut être détecté efficacement. Un mode de réalisation de l'invention fournit un dispositif de détection sonore externe de type écran anti-bruit pour un véhicule, le dispositif comprenant : une base inférieure installée à l'extérieur d'un véhicule ; un substrat de détection sonore installé de manière fixe sur la base inférieure et muni d'un capteur sonore ; et un couvercle supérieur couplé à la base inférieure pour entourer et fermer le substrat de détection sonore et ayant une partie de transfert sonore fermée formée au niveau d'une partie de celui-ci, la partie de transfert sonore fermée induisant un son externe à transférer au capteur sonore dans un état dans lequel un bruit a été supprimé ou atténué.
개시된 내용은 차량의 주행으로 인한 주행풍 또는 노면 마찰에 의한 타이어노이즈 등과 같은 기본 노이즈가 차폐 또는 감쇄되어 예를 들어 경적, 사이렌, 충돌음, 충격음, 파열음, 비명소리 등과 같이 이상상황에 발생되는 유의미한 외부음향이 효과적으로 감지될 수 있도록 한 차량용 노이즈차폐형 외부음향 검출장치에 관한 것이다. 개시된 내용은 차량의 외부에 설치되는 하부베이스와, 상기 하부베이스 상에 고정설치되고 음향센서가 구비되는 음향검출기판과, 상기 하부베이스에 결합되어 상기 음향검출기판을 폐쇄적으로 둘러싸고 일부분에는 외부 음향이 노이즈가 제거 또는 감쇄된 상태로 상기 음향센서로 전달되도록 유도하는 폐쇄형 음향전달부가 형성되는 상부커버를 포함하는 차량용 노이즈차폐형 외부음향 검출장치를 일 실시예로 제시한다.
NOISE SHIELD TYPE EXTERNAL SOUND DETECTION DEVICE FOR VEHICLE
DISPOSITIF DE DÉTECTION DE BRUITS EXTÉRIEURS DE TYPE ÉCRAN ANTI-BRUIT POUR VÉHICULE
차량용 노이즈차폐형 외부음향 검출장치
2022-02-03
Patent
Electronic Resource
Korean
IPC: | H04R LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS , Lautsprecher, Mikrofone, Schallplatten-Tonabnehmer oder ähnliche akustische, elektromechanische Wandler / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / G10K Tonerzeugungsvorrichtungen , SOUND-PRODUCING DEVICES / G10L Analyse oder Synthese von Sprache , SPEECH ANALYSIS OR SYNTHESIS |
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