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    • 1. 发明授权
    • Circuit for conditioning and digitizing an analog signal
    • 用于调节和数字化模拟信号的电路
    • US5835041A
    • 1998-11-10
    • US714112
    • 1997-01-09
    • Michael ZydekWolfgang FeyAdrian Traskov
    • Michael ZydekWolfgang FeyAdrian Traskov
    • B60T8/00B60T8/173H03M3/02
    • B60T8/173H03M3/022
    • A circuit for conditioning and digitizing an analog input signal that includes a control circuit taking the form of a delta modulator that has a comparator, a clock-controlled flip-flop, a digital accumulator and a digital-to-analog converter. The comparator compares the analog input signal with an adapted signal. The comparator output is conducted to the flip-flop which produces a binary data stream representative of the difference between the comparator inputs. The digital output signal is generated by the accumulator which if fed with an integration constant that is a function of the output signal of the flip-flop. The digital output signal of the accumulator is converted into a square wave signal, which corresponds to the analog input signal, by way of a digital low-pass filter and a threshold value comparator to which the mean value of the digital output signal is supplied as a threshold value.
    • PCT No.PCT / EP95 / 00805 Sec。 371日期1997年1月9日 102(e)日期1997年1月9日PCT 1995年3月4日PCT PCT。 公开号WO95 / 26079 日期1995年9月28日一种用于调节和数字化模拟输入信号的电路,该电路包括采用具有比较器,时钟控制触发器,数字累加器和数模转换器的增量调制器形式的控制电路 转换器。 比较器将模拟输入信号与适配信号进行比较。 比较器输出被传导到触发器,其产生表示比较器输入之间的差的二进制数据流。 数字输出信号由累加器产生,如果馈送有作为触发器的输出信号的函数的积分常数。 累加器的数字输出信号通过数字低通滤波器和阈值比较器转换成对应于模拟输入信号的方波信号,数字输出信号的平均值向其提供作为 一个阈值。
    • 3. 发明授权
    • Switching arrangement for monitoring leakage current
    • 用于监测漏电流的开关装置
    • US06201479B1
    • 2001-03-13
    • US09284928
    • 1999-07-20
    • Michael ZydekWolfgang FeyMicha Heinz
    • Michael ZydekWolfgang FeyMicha Heinz
    • G08B2100
    • B60R16/03G01R31/006G01R31/025G01R31/06
    • A circuit arrangement for monitoring leakage currents of a circuit which includes a plurality of valve coils connected in parallel to a supply line and adapted to be connected to ground by way of individual switches, and wherein the supply line is connected by way of a main switch to the positive pole of the supply voltage source and, further, to a testing current source used as a test signal source, is designed such that prior to each closing of the main switch, with the individual switches still open, the testing current source is connected to the supply voltage source and thereby activated. The result is an increase of the voltage potential on the supply line. A comparator establishes the difference between the potentials on the supply line and the supply voltage. If the difference exceeds a threshold value, this indicates leakage current.
    • 一种用于监测电路的漏电流的电路装置,该电路包括与供电线并联连接并适于通过单独的开关连接到地的多个阀线圈,并且其中供电线通过主开关连接 到电源电压源的正极,而且进一步被用作用作测试信号源的测试电流源,被设计成使得在每个主开关闭合之前,各个开关仍然打开,测试电流源是 连接到电源电压源并由此激活。 结果是电源线上的电压增加。 比较器建立电源线上的电位和电源电压之间的差异。 如果差超过阈值,则表示漏电流。
    • 5. 发明授权
    • Circuit arrangement for evaluating the output signal of an active sensor
    • 用于评估有源传感器的输出信号的电路装置
    • US5880614A
    • 1999-03-09
    • US809501
    • 1997-05-07
    • Olaf ZinkeWolfgang FeyMichael Zydek
    • Olaf ZinkeWolfgang FeyMichael Zydek
    • G01R19/00G01P3/48G01R19/165H03K5/08
    • H03K5/088G01P3/48
    • To evaluate the output signal of an active sensor which is configured as a binary current signal, a circuit arrangement is disclosed by which a proportional current is produced from the sensor current by way of a current mirror circuit. The current produced by a current mirroring operation is drawn from a stabilized voltage source by way of an ohmic resistance, and a binary voltage signal corresponding to the sensor output signal is generated thereby. The voltage signal is sent to a flipflop which compares the voltage signal with a reference value that is composed of a reference voltage and a hysteresis voltage. The change-over threshold of the flipflop is varied or adapted as a function of the actual sensor current, leakage currents, etc.
    • PCT No.PCT / EP95 / 03655 371日期1997年5月7日 102(e)日期1997年5月7日PCT提交1995年9月18日PCT公布。 出版物WO96 / 09691 日期1996年3月28日为了评估配置为二进制电流信号的有源传感器的输出信号,公开了一种通过电流镜电路从传感器电流产生比例电流的电路装置。 通过电流镜像操作产生的电流通过欧姆电阻从稳定电压源引出,从而产生与传感器输出信号对应的二进制电压信号。 电压信号被发送到触发器,其将电压信号与由参考电压和滞后电压组成的参考值进行比较。 触发器的转换阈值根据实际的传感器电流,漏电流等而变化或调整。
    • 6. 发明授权
    • Circuit configuration for a controller
    • 控制器的电路配置
    • US5411324A
    • 1995-05-02
    • US122564
    • 1993-09-30
    • Michael ZydekWolfgang Fey
    • Michael ZydekWolfgang Fey
    • B60T8/96B60T8/88B60T8/60B60K28/16B60R16/02B60T13/66
    • B60T8/885B60T2270/414
    • A circuit configuration for an electronic controller has a monitoring circuit which, upon detecting a defective condition, malfunction or defective power supply, maintains the actuator elements of the controller in their initial positions or restores the actuator elements of the controller to their initial positions. These actuator elements can be, for example, the magnetic valves of an antilocking brake system. The monitoring circuit checks, before excitation of a power supply relay, the connection of the relay to the power supply, the blocking condition of a switching transistor, through which the power supply relay (Rel) is activated, and the separating position of the power supply contact of the power supply relay. Moreover, the monitoring circuit responds to overvoltages.
    • PCT No.PCT / EP92 / 00600 Sec。 371日期:1993年9月30日 102(e)1993年9月30日PCT 1993年3月19日PCT公布。 出版物WO92 / 17358 日期:1992年10月5日。电子控制器的电路结构具有监控电路,其在检测到故障状况时发生故障或电源不良,将控制器的致动器元件维持在其初始位置或恢复其中的致动器元件 控制器到他们的初始位置。 这些致动器元件可以是例如防抱死制动系统的电磁阀。 监控电路在电源继电器激励之前检查继电器与电源的连接,启动电源继电器(Rel)的开关晶体管的阻塞状态以及电源的分离位置 电源继电器的供电接点。 此外,监控电路响应过电压。
    • 7. 发明授权
    • Integrated microprocessor system for safety-critical regulations
    • 用于安全关键规定的集成微处理器系统
    • US08412409B2
    • 2013-04-02
    • US10575213
    • 2004-10-08
    • Wolfgang FeyMichael Zydek
    • Wolfgang FeyMichael Zydek
    • G06F7/00
    • G05B19/0428G05B9/03
    • Disclosed is an integrated circuit arrangement for safety-critical applications, such as for regulating and controlling tasks in an electronic brake system for motor vehicles. The arrangement includes several electronic, cooperating functional groups (25, 25′), with electric lines (30) provided to interconnect the functional groups (25, 25′). The functional groups consist of a first type and a second type, with the functional groups of the first type having at least the functional group redundant microprocessor system (1) or the functional group input/output devices (19). The functional groups of the second type have at least the functional groups actuator drivers (11, 15, 24, 35) and safety circuits (5, 5′, 7, 7′). The functional groups of the first type and the second type are grouped on a joint chip or chip support member (23). The arrangement can be used in electronic brake systems for motor vehicles, in electronic control systems for governing the driving dynamics of motor vehicles, or for controlling electronically controlled parking brakes, or for controlling vehicle restraint systems.
    • 公开了一种用于安全关键应用的集成电路装置,例如用于调节和控制用于机动车辆的电子制动系统中的任务。 该装置包括几个电子配合功能组(25,25'),其中提供电线(30)以互连功能组(25,25')。 功能组由第一类型和第二类型组成,第一类型的功能组至少具有功能组冗余微处理器系统(1)或功能组输入/输出装置(19)。 第二类型的功能组至少具有功能组致动器驱动器(11,15,24,35)和安全电路(5,5',7,7')。 第一类型和第二类型的功能组被分组在联合芯片或芯片支撑构件(23)上。 该装置可以用于机动车辆的电子制动系统,用于控制机动车辆的行驶动力学的电子控制系统中,或用于控制电子控制的驻车制动器或用于控制车辆限制系统。
    • 8. 发明申请
    • Integrated Microprocessor System for Safety-Critical Regulations
    • 集成微处理器系统的安全关键规则
    • US20080258253A1
    • 2008-10-23
    • US10575213
    • 2004-10-08
    • Wolfgang FeyMichael Zydek
    • Wolfgang FeyMichael Zydek
    • H01L27/00G06F11/16
    • G05B19/0428G05B9/03
    • Disclosed is an integrated circuit arrangement for safety-critical applications, such as for regulating and controlling tasks in an electronic brake system for motor vehicles. The arrangement includes several electronic, cooperating functional groups (25, 25′), with electric lines (30) provided to interconnect the functional groups (25, 25′). The functional groups consist of a first type and a second type, with the functional groups of the first type having at least the functional group redundant microprocessor system (1) or the functional group input/output devices (19). The functional groups of the second type have at least the functional groups actuator drivers (11, 15, 24, 35) and safety circuits (5, 5′, 7, 7′). The functional groups of the first type and the second type are grouped on a joint chip or chip support member (23). The arrangement can be used in electronic brake systems for motor vehicles, in electronic control systems for governing the driving dynamics of motor vehicles, or for controlling electronically controlled parking brakes, or for controlling vehicle restraint systems.
    • 公开了一种用于安全关键应用的集成电路装置,例如用于调节和控制用于机动车辆的电子制动系统中的任务。 该装置包括几个电子配合功能组(25,25'),其中提供电线(30)以互连功能组(25,25')。 功能组由第一类型和第二类型组成,第一类型的功能组至少具有功能组冗余微处理器系统(1)或功能组输入/输出装置(19)。 第二类型的功能组至少具有功能组致动器驱动器(11,15,24,35)和安全电路(5,5',7,7')。 第一类型和第二类型的功能组被分组在联合芯片或芯片支撑构件(23)上。 该装置可以用于机动车辆的电子制动系统,用于控制机动车辆的行驶动力学的电子控制系统中,或用于控制电子控制的驻车制动器或用于控制车辆限制系统。