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    • 1. 发明授权
    • Adaptive noise control system
    • 自适应噪声控制系统
    • US08270627B2
    • 2012-09-18
    • US11638828
    • 2006-12-14
    • Takeshi AbeRobert G. Rebandt, IIMing-te Cheng
    • Takeshi AbeRobert G. Rebandt, IIMing-te Cheng
    • G10K11/16
    • G10K11/178G10K2210/1282G10K2210/129G10K2210/3047G10K2210/3224
    • An adaptive noise control system is deployed in a box-like structure positioned within the transfer path along which the noise is being transmitted from the source of the generated noise to the receiver of the noise in the passenger compartment of an automobile. The adaptive noise control system is can be deployed in the dual bulkhead of the vehicle dashboard to provide a constrained volume within which engine noise can be controlled. The adaptive control system generates a mathematical model of the noise to be controlled in response to the acoustic environment identified by sensors placed within the engine compartment. Sensors in the passenger compartment define the effectiveness of the noise control system. The controller is operable to update the mathematical model in response to the changes in the acoustic environment, thus providing the appropriate acoustic response within the dual bulkhead plenum for control of noise along the transfer path.
    • 自适应噪声控制系统部署在位于传送路径内的盒状结构中,噪声从所产生的噪声源传播到车辆的乘客舱内的噪声接收器。 自适应噪声控制系统可以部署在车辆仪表板的双隔板中,以提供受限制的体积,可以控制发动机噪声。 自适应控制系统响应于放置在发动机舱内的传感器识别的声环境,产生要控制的噪声的数学模型。 车厢内的传感器确定了噪音控制系统的有效性。 控制器可操作以响应于声学环境的变化来更新数学模型,从而在双隔板增压室内提供适当的声学响应,用于沿着传送路径的噪声控制。
    • 2. 发明授权
    • Indirect acoustic transfer control of noise
    • 噪声间接声传输控制
    • US08184820B2
    • 2012-05-22
    • US11638829
    • 2006-12-14
    • Takeshi AbeRobert G. Rebandt, IIMing-te Cheng
    • Takeshi AbeRobert G. Rebandt, IIMing-te Cheng
    • G10K11/16H03B29/00
    • G10K11/178G10K2210/1282G10K2210/129G10K2210/3224
    • A noise control system is directed to the path along which the noise is transmitted from the source of the noise being generated to the receiver of the noise in the passenger compartment of an automotive vehicle. The noise control system is deployed in a box structure, such as the dual bulkhead of the dashboard of the vehicle, to provide a constrained volume within which engine noise can be controlled. The dual bulkhead plenum houses an active noise control apparatus, such as a speaker or a vibrating device, between the bulkheads to be operable with a control algorithm to generate sound that can control the noise or vibrations generated by the engine. The plenum can also be treated with passive noise control materials, such as viscoelastic damping materials, acoustical foam or heavy vinyl barrier and foam to block airborne sound and vibrations, in addition to the active noise control.
    • 噪声控制系统被引导到噪声从所产生的噪声源传播到机动车辆的乘客舱中的噪声的接收器的路径。 噪声控制系统部署在诸如车辆仪表板的双隔板之类的箱结构中,以提供受限制的体积,在该体积内可以控制发动机噪声。 双隔板增压室在隔板之间容纳诸如扬声器或振动装置之间的主动噪声控制装置,以便与控制算法一起工作以产生可以控制由发动机产生的噪声或振动的声音。 除了主动噪声控制之外,还可以使用无源噪声控制材料(如粘弹性阻尼材料,声泡沫或重乙烯屏障和泡沫)来处理气室,以阻止空气中的声音和振动。
    • 3. 发明授权
    • Noise control system using smart materials
    • 噪音控制系统采用智能材料
    • US08144889B2
    • 2012-03-27
    • US11638881
    • 2006-12-14
    • Ming-te ChengTakeshi AbeRobert G. Rebandt, II
    • Ming-te ChengTakeshi AbeRobert G. Rebandt, II
    • G10K11/16H03B29/00
    • F01N1/02
    • A noise control system operable within a box-like structure provided by the dual bulkhead plenum of the vehicle dashboard positioned within the transfer path along which the noise is being transmitted from the source of the generated noise to the receiver of the noise in the passenger compartment of an automobile. The plenum is divided into discrete chambers into each of which is provided smart materials affixed to the walls of the plenum to be operable for selectively changing a property characteristic of the chambers to vary the acoustic resonance of the plenum and change the effectiveness of controlling the transmission of noise energy therethrough. A controller is coupled to the smart materials to change said property characteristic of the smart material in response to noise cancellation requirements.
    • 一种噪音控制系统,其可操作在由位于传送路径内的车辆仪表板的双隔板增压室所提供的盒状结构内,噪声从产生的噪声源传播到乘客舱内的噪声的接收器 的汽车 增压室被分成分立的室,其中每一个均设置有固定在集气室的壁上的智能材料,以便可操作以选择性地改变室的特性,以改变气室的声共振并改变控制传动的有效性 的噪音能量。 控制器耦合到智能材料以响应于噪声消除要求来改变智能材料的所述属性特性。
    • 4. 发明授权
    • Multi-chamber noise control system
    • 多室噪声控制系统
    • US08005235B2
    • 2011-08-23
    • US11638826
    • 2006-12-14
    • Robert G. Rebandt, IIMing-te ChengTakeshi Abe
    • Robert G. Rebandt, IIMing-te ChengTakeshi Abe
    • G10K11/16
    • G10K11/178G10K2210/1282G10K2210/129G10K2210/3224
    • A noise control system is operable within a box-like structure provided by the dual bulkhead plenum of the vehicle dashboard positioned within the transfer path along which the noise is being transmitted from the source of the generated noise to the receiver of the noise in the passenger compartment of an automobile. The plenum is divided into discrete chambers into each of which is provided a counter noise generating apparatus to create a counteracting noise offsetting the noise generated at the source. The acoustic resonance of the chambers amplifies the noise control energy. The geometry of the individual chambers can be varied to optimize the packaging and sound control or shaping strategy. The sound energy permitted to pass through the plenum to the driver's side of the passenger compartment can be tuned to be different than the noise received in the passenger's side.
    • 噪声控制系统可在由位于传送路径内的车辆仪表板的双隔板增压室所提供的盒状结构中操作,沿着该传输路径将噪声从所产生的噪声的源传送到乘客的噪声的接收器 汽车隔间 增压室被分成分立的室,其中每个都设置有反噪声产生装置,以产生抵消在源处产生的噪声的抵消噪声。 室的声共振放大噪声控制能量。 可以改变各个室的几何形状以优化包装和声音控制或成形策略。 允许通过通风室到乘客舱驾驶员侧的声能可以被调节为与乘客侧面接收的噪音不同。