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    • 7. 发明申请
    • BUS SYSTEM
    • 总线系统
    • US20140223067A1
    • 2014-08-07
    • US14346494
    • 2012-09-12
    • Christoph HellerJosef Schalk
    • Christoph HellerJosef Schalk
    • G06F13/40
    • G06F13/4004G06F13/4068H04J1/12H04L12/40032H04L25/0266H04L2012/40215H04L2012/4028
    • The invention relates to a bus system for transmitting data between data processing units (20) in a network, by means of a bus (14) that consists of two signal lines. The signals at said bus (14) are analog signals which lie within a plurality of non-overlapping frequency bands assigned to the individual data processing units (20), and these data processing units (20) use a digital communication protocol to communicate with a signal processor unit (24) that comprises a polyphase filter bank, a D/A Converter (26) and a bus-coupling unit (30) being connected downstream of said bank in order to couple the data signal into the bus (14) in a galvanically-isolated manner. The proposed bus system has a simple design with regard to cabling, allows the use of a Standard communication protocol such as Ethernet for the data processing units (20), and additionally allows data to be transmitted between all network subscribers simultaneously and without restriction.
    • 本发明涉及一种用于通过由两条信号线组成的总线(14)在网络中的数据处理单元(20)之间传输数据的总线系统。 所述总线(14)上的信号是分配给各个数据处理单元(20)的多个非重叠频带内的模拟信号,并且这些数据处理单元(20)使用数字通信协议来与 信号处理器单元(24),其包括多相滤波器组,D / A转换器(26)和总线耦合单元(30),其连接在所述存储体的下游,以便将数据信号耦合到总线(14)中 一种电流隔离的方式。 所提出的总线系统对于布线具有简单的设计,允许对数据处理单元(20)使用诸如以太网的标准通信协议,并且还允许在所有网络订户之间同时且没有限制地传输数据。
    • 8. 发明授权
    • Device and method for determining frequency and amplitude of an oscillating structure, especially for measuring acceleration or rotational rates
    • 用于确定振荡结构的频率和振幅的装置和方法,特别是用于测量加速度或旋转速率
    • US06631641B1
    • 2003-10-14
    • US09762221
    • 2001-02-05
    • Josef SchalkStefan SassenWilhelm FickerKonrad Lentner
    • Josef SchalkStefan SassenWilhelm FickerKonrad Lentner
    • G01C1900
    • G01P1/04G01P1/00G01P15/14
    • A device for determining the frequency and/or the amplitude of a vibrating structure includes a vibrating element (2) and a pair of position sensors (10, 11) for the determination of the deflection of the vibrating element (2). The position sensors (10, 11) are arranged such that their measurements during a half-wave of vibration exceed and/or are less than one another. A comparator compares the measurements of the two position sensors (10, 11) to determine a threshold value Us for the half-wave of the vibration at which their measurements are equal. A device is used for determining the duration during which the measurement of one of the two position sensors (10, 11) exceeds or is less than the threshold value Us. The position sensors (10, 11) can be capacitors whose electrodes are arranged in a step-like manner. The determination of the amplitude of the vibration is, carried out independent of a potential parallel shift of the movable element (2), such that there is no distortion of the measurement result.
    • 用于确定振动结构的频率和/或幅度的装置包括振动元件( 2 )和一对位置传感器( 11 ),用于确定振动元件的偏转( 2 )。 位置传感器( 10,11 )被布置成使得它们在振动的半波期间的测量超过彼此和/或彼此之间。 比较器比较两个位置传感器( 10,11 )的测量值,以确定阈值U s 它们的测量值相等的振动的半波。 一个装置用于确定两个位置传感器之一( 10,11 )的测量超过或小于阈值U 的持续时间, PDAT> s 。 位置传感器( 10,11 )可以是其电极以阶梯状排列的电容器。 振动幅度的确定是独立于可移动元件( 2 )的潜在平行移位而进行的,使得测量结果不变形。