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    • 1. 发明授权
    • Occupant restraint system and method having smart process initiation control
    • 具有智能过程启动控制的乘员约束系统和方法
    • US06311112B1
    • 2001-10-30
    • US08994202
    • 1997-12-19
    • Joseph F. MazurBrian K. BlackburnScott B. Gentry
    • Joseph F. MazurBrian K. BlackburnScott B. Gentry
    • B60R2132
    • B60R21/0132B60R21/013B60R21/015B60R2021/01315
    • A vehicle occupant restraint system (10) has an actuatable occupant restraint device (16) with an aspect adjustable for adjusting actuation of the restraint device. An associated control method controls the system (10). Within the system (10), a sensor (40) senses a vehicle operating parameter functionally related to crash acceleration and provides a signal (42) indicative thereof. A threshold determination function (44) of a microcomputer (18) determines whether the signal (42) from the sensor (40) exceeds a threshold value. An occupant characteristic sensor (26) senses an occupant characteristic in response to a determination that the signal (42) from the sensor (40) exceeds the threshold value and provides a signal (28A) indicative thereof. A restraint adjustment controller function (38) of the microcomputer (18) determines adjustment of the adjustable aspect of the restraint device (16) in response to the determination that the signal (42) from the sensor (40) exceeds the threshold value and in response to the signal (28A) from the occupant characteristic sensor (26). The adjustment controller function (38) provides a signal (20A) indicative of the determined adjustment to cause adjustment of the restraint device (16).
    • 车辆乘员约束系统(10)具有可调节乘员约束装置(16),其可调整以调节约束装置的致动。 相关的控制方法控制系统(10)。 在系统(10)内,传感器(40)感测与碰撞加速功能相关的车辆操作参数,并提供指示其的信号(42)。 微型计算机(18)的阈值确定功能(44)确定来自传感器(40)的信号(42)是否超过阈值。 响应于来自传感器(40)的信号(42)超过阈值并提供指示信号(28A)的确定,乘客特征传感器(26)感测乘员特性。 微型计算机(18)的约束调节控制器功能(38)响应于来自传感器(40)的信号(42)超过阈值的确定,确定约束装置(16)的可调整方面的调整,并且 响应于来自乘员特征传感器(26)的信号(28A)。 调节控制器功能(38)提供指示所确定的调整以使调节约束装置(16)的信号(20A)。
    • 2. 发明授权
    • Method and apparatus for testing fluid pressure in a sealed vessel
    • 用于测试密封容器中的流体压力的方法和装置
    • US5351527A
    • 1994-10-04
    • US986035
    • 1992-12-04
    • Brian K. BlackburnScott B. GentryJoseph F. Mazur
    • Brian K. BlackburnScott B. GentryJoseph F. Mazur
    • B60R21/16B60R21/01B60R21/013B60R21/268G01L9/00G01L11/00G01L11/04G01M3/24G01M3/32G01M17/007G01M99/00G01M3/00B60R21/26
    • G01M99/00G01L11/04G01L9/0008G01M17/0078G01M3/24G01M3/3272B60R21/013B60R21/268
    • An apparatus (20) for sensing pressure in a stiff wall sealed vessel (30) comprises a speaker (60) operatively coupled to the vessel (30) for, when energized, transferring energy to pressurized fluid in the vessel (30). The energy transferred from the speaker (60) establishes oscillations of the pressurized fluid in the vessel (30). A piezoelectric capacitive sensor (62) is operatively coupled to the vessel (30) for providing a received electrical signal having a frequency value indicative of the oscillation frequency of the pressurized fluid in the vessel (30). A receiver circuit (70, 90, 110) is operatively connected to the capacitive sensor (62) and provides a fluid resonating signal having a frequency indicative of the natural frequency of the oscillating pressurized fluid in the vessel (30). The natural frequency of the pressurized fluid is indicative of the fluid pressure in the vessel (30). A drive circuit (120, 164) is operatively connected to the receiver circuit (70, 90, 110) and to the speaker (60). The drive circuit ( 120, 164) initially drives the speaker (60) with a square wave pulse and subsequently drives the speaker (60) with an energy wave having a frequency equal to the natural frequency of the pressurized fluid in the vessel (30) so as to lock onto the natural frequency.
    • 用于感测刚性壁密封容器(30)中的压力的​​装置(20)包括可操作地联接到容器(30)的扬声器(60),用于当被激励时将能量传递到容器(30)中的加压流体。 从扬声器(60)传递的能量建立了容器(30)中加压流体的振荡。 压电电容传感器(62)可操作地耦合到容器(30),用于提供具有指示容器(30)中加压流体的振荡频率的频率值的接收电信号。 接收器电路(70,90,110)可操作地连接到电容传感器(62),并提供具有指示容器(30)中的振荡加压流体的固有频率的频率的流体谐振信号。 加压流体的固有频率指示容器(30)中的流体压力。 驱动电路(120,164)可操作地连接到接收器电路(70,90,110)和扬声器(60)。 驱动电路(120,164)最初以方波脉冲驱动扬声器(60),随后利用频率等于容器(30)中加压流体的固有频率的能量波驱动扬声器(60) 以便锁定在固有频率上。
    • 5. 发明授权
    • Method and apparatus for sensing a vehicle crash in real time using a
frequency domain integration and summation algorithm
    • 使用频域积分和求和算法实时感测车辆碰撞的方法和装置
    • US5036467A
    • 1991-07-30
    • US505362
    • 1990-04-04
    • Brian K. BlackburnJoseph F. MazurScott B. Gentry
    • Brian K. BlackburnJoseph F. MazurScott B. Gentry
    • B60R21/16B60K28/14B60R21/01G01H17/00G01P15/00
    • B60R21/01332B60K28/14B60R21/0132B60R21/0133B60R21/01334G01H17/00
    • A method and apparatus is disclosed for controlling actuation of a passenger restraint system in a vehicle. The apparatus includes an accelerometer for providing a time domain vibratory electric signal having frequency components indicative of a vehicle crash condition. An A/D converter converts the accelerometer signal into a digitized signal. A fast Fourier transform device transforms the digitized time domain vibratory electric signal over at least two time intervals into frequency domain signals. The amplitudes of all the frequency bins over the entire frequency spectrum for each frequency domain signal are summed to provide a value corresponding to the integral of the amplitudes of all the frequency bins over the entire frequency spectrum for the associated frequency domain signal. The integral values of the frequency domain signals are summed. A microcomputer monitors the sum of the integral values of the frequency domain signals and actuates the passenger restraint system when the sum of the integral values of the frequency domain signals is greater than a predetermined threshold thereby indicating a particular type of vehicle crash is occurring.
    • 公开了用于控制车辆中的乘客约束系统的致动的方法和装置。 该装置包括用于提供具有指示车辆碰撞状况的频率分量的时域振动电信号的加速度计。 A / D转换器将加速度计信号转换为数字化信号。 快速傅里叶变换装置将数字化的时域振动电信号通过至少两个时间间隔变换成频域信号。 对于每个频域信号,在整个频谱上的所有频率仓的振幅被相加以提供对应于相关联的频域信号的整个频谱上的所有频率仓的幅度的积分的值。 频域信号的积分值相加。 微型计算机监视频域信号的积分值之和,并且当频域信号的积分值之和大于预定阈值,从而指示发生特定类型的车辆碰撞时,启动乘客约束系统。