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    • 1. 发明授权
    • Process and arrangement for the measurement of physical values of light
scattering moving particles by means of a laser doppler anemometer
    • 通过激光多普勒风速计测量光散射运动颗粒的物理值的过程和布置
    • US5781283A
    • 1998-07-14
    • US644334
    • 1996-05-10
    • Ehrhard DammannJuergen Bauer
    • Ehrhard DammannJuergen Bauer
    • G01P3/36G01P5/00G01P5/26G01P15/093G01P21/02G01S17/58
    • G01P15/093G01P5/26
    • A process is provided for measuring physical values of light-scattering moving particles by means of laser Doppler anemometry and to a corresponding laser Doppler anemometer (LDA) with phase modulation. Generating a moving intensity-modulated superimposition signal in the measured volume of a LDA which is based on an uncomplicated driving of the phase modulator is achieved by having the phase modulator being driven by two sinusoidal driving signals with different frequencies (.omega..sub.1, .omega..sub.2) which are coupled so as to be fixed with respect to phase and frequency and wherein one frequency (.omega..sub.2) is an integer multiple of the other frequency (.omega..sub.1), and a filter frequency (f.sub.F) which is a common multiple of the two frequencies (.omega..sub.1, .omega..sub.2) is filtered out from the output signal of the receiver by a bandpass filter. For this purpose, one of two sidebands occurring in the output signal of the receiver is suppressed by the appropriate amplitude adjustment of the driving signals at the phase modulator. The process and related arrangement are used for measuring velocity in flowing media and for measurements of length and acceleration of solid surfaces.
    • 提供了一种用于通过激光多普勒血流计测量光散射移动颗粒的物理值的方法以及具有相位调制的相应的激光多普勒风速计(LDA)。 通过使相位调制器由具有不同频率(ω1,ω2)的两个正弦驱动信号驱动来实现基于相位调制器的不复杂驱动的LDA测量体积中的移动强度调制叠加信号, 其被耦合以相对于相位和频率被固定,并且其中一个频率(ω2)是另一个频率(ω1)的整数倍,并且滤波器频率(fF)是两者的公倍数 通过带通滤波器从接收器的输出信号中滤出频率(ω1,ω2)。 为此,通过在相位调制器处的驱动信号的适当幅度调整来抑制发生在接收器的输出信号中的两个边带之一。 该过程和相关布置用于测量流动介质中的速度和用于测量固体表面的长度和加速度。
    • 2. 发明授权
    • Multiple control frequency phase modulator in phase modulated
interferometer precision distance measuring system
    • 相位调制干涉仪精密测距系统中的多控制频率相位调制器
    • US5459571A
    • 1995-10-17
    • US189931
    • 1994-02-01
    • Ehrhard DammannJuergen Bauer
    • Ehrhard DammannJuergen Bauer
    • G01B9/02G01J1/44G01J9/02G01J9/04
    • G01B9/02051G01B9/0201G01B9/02028G01B9/02083G01J9/02G01B2290/45G01J2001/4242G01J2009/0249G01J9/04
    • A phase-modulated interferometer has improved control and signal processing. Superimposition signals capable of evaluation in a phase-modulated interferometer without a complicated sawtooth control of the phase modulator are attained, in that two sinusoidal control signals which have modulation frequencies (.omega..sub.1, .omega..sub.2) and are rigidly coupled with respect to phase and frequency are applied to the known phase modulator and a cosine signal which is used in a conventional manner for evaluating the phase displacement is filtered of the superimposition signal generated in the interferometer by an electronic bandpass filter. At the filter frequency (.omega..sub.F) of the bandpass filter, an odd-number harmonic and an even-number harmonic of the two modulation frequencies (.omega..sub.1, .omega..sub.2) have the same frequency, when the amplitudes (.phi..sub.1, .phi..sub.2) of the control signals satisfy the condition for the suitable operating point of the phase modulator. The improvement has application to phase-modulated interferometers, in particular, for precision distance measuring devices, preferably by the heterodyne evaluating method.
    • 相位调制干涉仪具有改进的控制和信号处理。 获得能够在相位调制干涉仪中进行评估的叠加信号,无需对相位调制器进行复杂的锯齿控制,因为具有调制频率(ω1,ω2)并相对于相位和频率刚性耦合的两个正弦控制信号 应用于已知的相位调制器,并且以传统方式用于评估相位位移的余弦信号通过电子带通滤波器对在干涉仪中产生的叠加信号进行滤波。 在带通滤波器的滤波器频率(ω-F)下,两个调制频率(ω1,ω2)的奇数谐波和偶数谐波具有相同的频率,当幅度(phi 1,phi 2 )的控制信号满足相位调制器的合适工作点的条件。 该改进适用于相位调制干涉仪,特别是用于精密距离测量装置,优选地通过外差评估方法。
    • 3. 发明授权
    • Process and arrangement for the evaluation of laser doppler signals
    • 用于评估激光多普勒信号的过程和布置
    • US6078384A
    • 2000-06-20
    • US130754
    • 1998-08-07
    • Ehrhard DammannJuergen Bauer
    • Ehrhard DammannJuergen Bauer
    • G01P5/26G01S17/58G01S17/95G01P3/36G01B9/02G01N21/41
    • G01S17/95G01P5/26G01S17/58
    • Processes and arrangements for the evaluation of laser Doppler signals, especially in laser Doppler anemometers (LDA) or vibrometers, are disclosed. The object of these processes and arrangements is to find a simple possibility for evaluating laser Doppler signals which retains the advantages of conventional frequency tracking demodulation and permits dependable actual measurements of velocities and derived movement values also for extremely low velocities and discontinuous particle flows. This object is achieved with the use of a laser Doppler anemometer (LDA) with bandpass filtration and frequency tracking demodulation, by generating at least one orthogonal frequency system which, as a sequence of four state intervals in an invertible one-to-one correlation, is formed of two additively superimposed rectangular functions with a phase displacement of .pi./2, a detector signal containing the Doppler frequency (f.sub.D) is compared after bandpass filtering with respect to its phase with the state intervals of the orthogonal frequency system, wherein a change in the phase position relative to the orthogonal frequency system triggers a compensation of the change in Doppler frequency generating a regulated mixing frequency (f.sub.M) which is coupled into the LDA, and the regulated mixing frequency (f.sub.M), as an equivalent of the Doppler frequency (f.sub.D), is likewise compared with an orthogonal frequency system and, as a result of the one-to-one sequence of state intervals, is evaluated such that the direction is designated.
    • 公开了用于评估激光多普勒信号的过程和布置,特别是在激光多普勒风速计(LDA)或振动计中。 这些过程和布置的目的是找到一种评估激光多普勒信号的简单可能性,其保留了常规频率跟踪解调的优点,并且对于极低的速度和不连续的粒子流量也允许可靠的速度的实际测量和导出的运动值。 通过生成至少一个正交频率系统,通过使用具有带通滤波和频率跟踪解调的激光多普勒风速计(LDA)来实现该目的,作为可逆一对一相关中的四个状态间隔的序列, 由具有π/ 2的相位位移的两个相加叠加的矩形函数形成,包含多普勒频率(fD)的检测器信号相对于其与正交频率系统的状态间隔的相位在带通滤波之后进行比较,其中改变 在相对于正交频率系统的相位位置触发补偿多普勒频率的变化,其产生耦合到LDA中的调节混频(fM)和调节混频(fM)作为多普勒频率 (fD)同样与正交频率系统进行比较,并且作为状态间隔的一对一序列的结果被评估为 指定方向。
    • 4. 发明授权
    • Phase-modulated interferometer for evaluating phase displacement
resulting from charges in path length
    • 相位调制干涉仪用于评估由路径长度中的电荷产生的相位位移
    • US5450195A
    • 1995-09-12
    • US201645
    • 1994-02-25
    • Ehrhard DammannJuergen Bauer
    • Ehrhard DammannJuergen Bauer
    • G01B9/02
    • G01B9/0201G01B9/02028G01B9/02051G01B2290/45
    • A phase-modulated interferometer with novel control and signal processing utilizes superimposition signals capable of evaluation in a phase-modulated interferometer without complicated control of the phase modulator. A sinusoidal control signal with a modulation frequency (.omega..sub.0) having an amplitude (.psi..sub.0) is supplied to a known phase modulator. Multiplicative mixing of the superimposition signal produced in the interferometer from the measuring and reference arm with a sinusoidal signal of a determined mixing frequency (.omega..sub.M) which is rigidly coupled with respect to phase and frequency with the control signal is effected. When the amplitude (.psi..sub.0) of the control signal satisfies the condition for a suitable operating point of the phase modulator, a cosine signal conventionally used for evaluating the phase displacement is filtered out in an electronic bandpass filter at whose filter frequency (.omega..sub.F) the sum and difference frequencies of two harmonics of the modulation frequency (.omega..sub.0) and the mixing frequency (.omega..sub.M) assume the same value. The invention is applied in phase-modulated interferometers, in particular for precision distance measuring devices, preferably by the heterodyne evaluating method.
    • 具有新颖的控制和信号处理的相位调制干涉仪利用相位调制干涉仪中能够进行评估的叠加信号,而不需要相位调制器的复杂控制。 具有幅度(psi 0)的调制频率(ω0)的正弦控制信号被提供给已知的相位调制器。 实现了在干涉仪中从测量和参考臂产生的叠加信号与确定的混合频率(ω-M)的正弦信号的相乘混合,其与控制信号相对于频率和频率刚性耦合。 当控制信号的振幅(psi 0)满足相位调制器的合适工作点的条件时,通常用于评估相位位移的余弦信号在其滤波频率(ω)为F的电子带通滤波器中滤除, 调制频率(ω-0)和混合频率(ω-M)的两个谐波的和和差频率假定相同的值。 本发明优选地通过外差评估方法应用于相位调制干涉仪,特别是用于精密距离测量装置。
    • 5. 发明申请
    • INTERFACE DEVICE
    • 接口设备
    • US20090210074A1
    • 2009-08-20
    • US12305021
    • 2007-06-29
    • Anton LillJuergen Bauer
    • Anton LillJuergen Bauer
    • G05B19/02
    • G01D21/00G05B19/02
    • The invention relates to an interface device (100) for an electronic sensor system (200) comprising a plurality of sensors (210, 220) and a processing unit (230) for controlling the sensors (210, 220) and/or analysing sensor data obtained by the sensors (210, 220), where the sensors (210, 220) can be connected to the processing unit (230) via the interface device (100).According to the invention, the interface device (100) is able to accommodate simultaneously at least two sensor interface units (110, 120) for connecting to the sensors (210, 220), where each sensor interface unit (110, 120) can be selected from a plurality of sensor interface units, which differ at least by a different number of sensor channels.
    • 本发明涉及一种用于电子传感器系统(200)的接口装置(100),包括多个传感器(210,220)和用于控制传感器(210,220)和/或分析传感器数据的处理单元(230) 由所述传感器(210,220)获得,其中所述传感器(210,220)可以经由所述接口装置(100)连接到所述处理单元(230)。 根据本发明,接口装置(100)能够同时容纳用于连接到传感器(210,220)的至少两个传感器接口单元(110,120),其中每个传感器接口单元(110,120)可以是 从多个不同数量的传感器通道不同的传感器接口单元中选择。
    • 8. 发明授权
    • Interface device with integrated sensor interface units for an electronic sensor system
    • 具有用于电子传感器系统的集成传感器接口单元的接口设备
    • US08805549B2
    • 2014-08-12
    • US12305021
    • 2007-06-29
    • Anton LillJuergen Bauer
    • Anton LillJuergen Bauer
    • G05B19/02G01D21/00
    • G01D21/00G05B19/02
    • The invention relates to an interface device (100) for an electronic sensor system (200) comprising a plurality of sensors (210, 220) and a processing unit (230) for controlling the sensors (210, 220) and/or analyzing sensor data obtained by the sensors (210, 220), where the sensors (210, 220) can be connected to the processing unit (230) via the interface device (100).According to the invention, the interface device (100) is able to accommodate simultaneously at least two sensor interface units (110, 120) for connecting to the sensors (210, 220), where each sensor interface unit (110, 120) can be selected from a plurality of sensor interface units, which differ at least by a different number of sensor channels.
    • 本发明涉及一种用于电子传感器系统(200)的接口装置(100),包括多个传感器(210,220)和用于控制传感器(210,220)和/或分析传感器数据的处理单元(230) 由所述传感器(210,220)获得,其中所述传感器(210,220)可以经由所述接口装置(100)连接到所述处理单元(230)。 根据本发明,接口装置(100)能够同时容纳用于连接到传感器(210,220)的至少两个传感器接口单元(110,120),其中每个传感器接口单元(110,120)可以是 从多个不同数量的传感器通道不同的传感器接口单元中选择。
    • 10. 发明授权
    • Sealing valve
    • 密封阀
    • US06491176B1
    • 2002-12-10
    • US09485108
    • 2000-02-03
    • Gerd SchollenbergerJuergen BauerThomas Schoeck
    • Gerd SchollenbergerJuergen BauerThomas Schoeck
    • B65D5116
    • B65D51/1661H01G9/12H01M2/1229Y10S220/27
    • A sealing valve 10 for container openings made from rubber elastic material and having a stopper member 11 which can be introduced into the container opening up to a stopper collar 12 projecting beyond the stopper member 11 in a radial direction 26. At least one control channel 16 is formed on the stopper member 11 and extends in the direction of the longitudinal axis 24 of sealing valve 10 from one end of the stopper member 11 facing an inner region of the container 20. A sealing lip 15 is formed on the stopper collar 11 and can seat in a sealing fashion on a container edge 25 surrounding the container opening. The stopper collar 12 has a control channel section 29 transverse to the control channel 16 of a stopper member 11 which extends this control channel 16 up to the sealing lip 15. A reliable venting is guaranteed while simultaneously securing sealing to prevent the escape of battery liquids. Economical production with large yield is also facilitated.
    • 一种用于由橡胶弹性材料制成的容器开口的密封阀10,并且具有止动件11,该止动件11可以被引入到容器开口中,直到止动环12在径向方向26上突出超过止动构件11.至少一个控制通道16 形成在止动构件11上,并且从止动构件11的与容器20的内部区域相对的一端沿着密封阀10的纵向轴线24的方向延伸。密封唇15形成在止动环11上, 可以密封地位于围绕容器开口的容器边缘25上。 止动器套环12具有横向于止动构件11的控制通道16的控制通道部分29,止动构件11将该控制通道16延伸到密封唇15。保证可靠的排气,同时确保密封以防止电池液体逸出 。 也有利于大量经济生产。