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    • 5. 发明授权
    • High voltage ignition system monitoring circuit
    • 高压点火系统监控电路
    • US5027073A
    • 1991-06-25
    • US486786
    • 1990-03-01
    • Ernst KallerKarl-Heinz KuglerChristian ZimmermannHans Koehnle
    • Ernst KallerKarl-Heinz KuglerChristian ZimmermannHans Koehnle
    • F02P17/12
    • F02P17/12
    • In order to protect catalytic converters from damage caused by continued engine operation with a malfunctioning ignition system, a monitoring circuit checks current in the ignition coil primary winding. Primary winding current (i) is transformed by a measuring circuit (11) into a test primary voltage (U.sub.pr) which is fed to an evaluation circuit for comparison with ignition system supply voltage (U.sub.v) from the battery. During each primary current pulse, an instantaneous value is sampled, preferably during the earlier half of the pulse, and when the instantaneous test voltage (U.sub.pr) exceeds the supply voltage (U.sub.v) by more than a predetermined amount, the evaluation circuit (10) generates an error or malfunction indication. The ignition system can then be serviced before the catalytic converter is ruined.
    • 为了保护催化转化器免受由发生故障点火系统的持续发动机运行而造成的损坏,监控电路检查点火线圈初级绕组中的电流。 初级绕组电流(i)由测量电路(11)变换成测试初级电压(Upr),该测试初级电压(Upr)被馈送到评估电路以与来自电池的点火系统电源电压(Uv)进行比较。 在每个初级电流脉冲期间,优选地在脉冲的较早一半期间对瞬时值进行采样,并且当瞬时测试电压(Upr)超过电源电压(Uv)超过预定量时,评估电路(10) 产生错误或故障指示。 然后可以在催化转化器被破坏之前对点火系统进行维修。
    • 8. 发明授权
    • Control device for a motor vehicle having an input equipped for processing signals of different types of sensors
    • 具有用于处理不同类型传感器的信号的输入装置的机动车辆的控制装置
    • US09122263B2
    • 2015-09-01
    • US13307297
    • 2011-11-30
    • Christian Zimmermann
    • Christian Zimmermann
    • H03K17/60G05B19/042
    • G05B19/0423G05B2219/21085G05B2219/21114H03K17/60
    • A control device (42) for use in a motor vehicle includes at least one input that has an input port (12), at least one input channel (20, 38), and an input circuitry (43) and receives signals from a sensor (10, 34) via the input port (12) and sends the signals via the input circuitry (43) to the input channel (20, 38). The input port (12) is connected to a defined voltage via a resistor. The input circuitry (43) has a pull-up switch (44) that can be actuated by the control device (42), which controls connection of the input port (12) to a high voltage, and a pull-down switch (46) that can be actuated by the control device (42), which controls connection of the input port (12) to a low voltage. A method adapts the control device (42) to the sensor (10, 34), which is connected to the control device (42).
    • 用于机动车辆的控制装置(42)包括具有输入端口(12),至少一个输入通道(20,38)和输入电路(43)的至少一个输入端,并接收来自传感器 (10,34),并且经由输入电路(43)将信号发送到输入通道(20,38)。 输入端口(12)通过电阻器连接到限定的电压。 输入电路(43)具有可由控制装置(42)致动的上拉开关(44),该控制装置控制输入端口(12)与高电压的连接;以及下拉开关(46) ),其可以由控制装置(42)致动,控制装置控制输入端口(12)的连接到低电压。 一种方法使控制装置(42)适配于连接到控制装置(42)的传感器(10,34)。
    • 9. 发明申请
    • CONTROL DEVICE FOR A MOTOR VEHICLE HAVING AN INPUT EQUIPPED FOR PROCESSING SIGNALS OF DIFFERENT TYPES OF SENSORS
    • 具有用于处理不同类型的传感器信号的输入装置的电动机的控制装置
    • US20120139615A1
    • 2012-06-07
    • US13307297
    • 2011-11-30
    • Christian Zimmermann
    • Christian Zimmermann
    • H03K17/60H03K17/687
    • G05B19/0423G05B2219/21085G05B2219/21114H03K17/60
    • A control device (42) for use in a motor vehicle includes at least one input that has an input port (12), at least one input channel (20, 38), and an input circuitry (43) and receives signals from a sensor (10, 34) via the input port (12) and sends the signals via the input circuitry (43) to the input channel (20, 38). The input port (12) is connected to a defined voltage via a resistor. The input circuitry (43) has a pull-up switch (44) that can be actuated by the control device (42), which controls connection of the input port (12) to a high voltage, and a pull-down switch (46) that can be actuated by the control device (42), which controls connection of the input port (12) to a low voltage. A method adapts the control device (42) to the sensor (10, 34), which is connected to the control device (42).
    • 用于机动车辆的控制装置(42)包括具有输入端口(12),至少一个输入通道(20,38)和输入电路(43)的至少一个输入端,并接收来自传感器 (10,34),并且经由输入电路(43)将信号发送到输入通道(20,38)。 输入端口(12)通过电阻器连接到限定的电压。 输入电路(43)具有可由控制装置(42)致动的上拉开关(44),该控制装置控制输入端口(12)与高电压的连接;以及下拉开关(46) ),其可以由控制装置(42)致动,控制装置控制输入端口(12)的连接到低电压。 一种方法使控制装置(42)适配于连接到控制装置(42)的传感器(10,34)。