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    • 1. 发明授权
    • Frequency-voltage and voltage-frequency converters
    • 频率电压和电压 - 频率转换器
    • US4321548A
    • 1982-03-23
    • US107357
    • 1979-12-26
    • Edmund JeenickeWinfried KlotznerPeter Dilger
    • Edmund JeenickeWinfried KlotznerPeter Dilger
    • G01D3/02G01R21/133G01R23/06H03K5/01H03K13/01
    • G01R21/1331G01D3/02G01R23/06
    • A nonlinear characteristic curve of a frequency-voltage converter is approximated by summing the outputs of energized ones of a plurality of either voltage or current sources. The current sources are energized and de-energized in accordance with information contained in storage elements which may, for example, be parts of a shift register, or of an addressable storage. The breaks in the characteristic curve are achieved by changing the number of energized current sources or the current supplied by at least some of the sources at time intervals Ti=1/fi, where fi are the break frequencies and where time is measured starting with the leading edge of each pulse of the pulse frequence having the frequency f.sub.x which is to be converted to a voltage. Voltage-frequency converters can be created by connecting the frequency-voltage converter into the feedback path of a converter circuit receiving a voltage U.sub.x and furnishing the frequency f.sub.x in response thereto.
    • 频率 - 电压转换器的非线性特性曲线通过将多个电压源或电流源中的通电的输出相加来近似。 电流源根据存储元件中包含的信息通电和断电,这些信息例如可以是移位寄存器的一部分或可寻址存储器。 通过改变通电电流源的数量或由时间间隔Ti = 1 / fi提供的至少一些源的电流来实现特性曲线的中断,其中fi是断开频率,并且从 具有要转换为电压的频率fx的脉冲频率的每个脉冲的前沿。 电压 - 频率转换器可以通过将频率 - 电压转换器连接到接收电压Ux的转换器电路的反馈路径并响应于此提供频率fx来创建。
    • 2. 发明授权
    • Input-output unit for microprocessor controlled ignition or injection
systems in internal combustion engines
    • 用于内燃机微处理器控制的点火或喷射系统的输入输出单元
    • US4250858A
    • 1981-02-17
    • US56960
    • 1979-07-12
    • Edmund JeenickeWinfried KlotznerClemens MeichleManfred SchenkIngo Gorille
    • Edmund JeenickeWinfried KlotznerClemens MeichleManfred SchenkIngo Gorille
    • F02P5/15F02D5/00F02P5/04
    • F02P5/1514Y02T10/46
    • An input-output unit carries out some of the operations previously carried out in the microcomputer controlling the ignition, injection, etc. processes so that the number of bits in the microprocessor can be reduced. The input-output unit includes a counter which furnishes speed-dependent or angle-dependent signals. During a predetermined angle of rotation or while a particular speed-dependent value is counted and down, a frequency proportional to the quantity of air in the air inlet is counted, the resultant air number transferred to the microprocessor where it is modified. The modified air number can be counted down in the same counter which was used to count down the speed-dependent signals. The time required for counting down the modified air number determines the injection time and/or the closing time for an electronic switch in the primary circuit of the ignition coil. When the angle-dependent signal is used, a further counter counts down the air number several times, each time generating an interrupt signal. The latter count is in the microprocessor and when a predetermined number has been received, the microprocessor furnishes a terminate signal ending the controlled process.
    • 输入输出单元执行先前在微型计算机中进行的一些控制点火,喷射等处理的操作,使得可以减少微处理器中的位数。 输入 - 输出单元包括提供速度相关或取决于角度的信号的计数器。 在预定的旋转角度或者在特定的速度相关值被计数和下降时,计数与空气入口中的空气量成比例的频率,将合成的空气编号转移到微处理器进行修改。 修改后的空气数量可以在用于对速度依赖信号进行倒计数的同一个计数器中倒计时。 倒数改变的空气数量所需的时间决定点火线圈的初级回路中的电子开关的注入时间和/或关闭时间。 当使用与角度相关的信号时,每当产生中断信号时,另外一个计数器会对空气数进行多次倒数。 后一个计数在微处理器中,并且当已经接收到预定数量时,微处理器提供结束被控制过程的终止信号。
    • 4. 发明授权
    • Microcomputer system with input/output unit connected to the remainder
of the system by a single multibit bus and several sequential data lines
    • 具有输入/输出单元的微机系统通过单个多位总线和多个顺序数据线连接到系统的其余部分
    • US4433379A
    • 1984-02-21
    • US191376
    • 1980-09-29
    • Manfred SchenkWinfried KlotznerEdmund Jeenicke
    • Manfred SchenkWinfried KlotznerEdmund Jeenicke
    • F02D41/24F02P5/15G06F13/36G06F13/42G06F15/78G06F3/00
    • F02P5/1514F02D41/24G06F13/423Y02T10/46
    • The destination of commands provided by a microcomputer to an input-output unit over a data bus is provided without an address bus, while a control circuit in the input-output unit is connected with the microcomputer by connections for only three binary signals in one direction, "clear", chip-select and data strobe and one in the other, namely interrupt. The control circuit has a decoder connected to the data bus that sorts out the commands, feeding the outputs through a gate array that are enabled by the chip-select and data strobe signals for timing. Commands for switching, such as beginning and ending counts, and so on are one-byte commands directly transmitted to the appropriate circuits of the input-output. Read and write commands are two-byte commands sequenced by a sequencing and lockout circuit, the circuit selected in first byte being activated to read or write to or from the data bus in the second byte while the decoder is blocked. The direction of transmission of the data bus is controlled over a single connection from the control circuit in accordance with whether a write command is or is not present.
    • 在数据总线上通过微型计算机向输入输出单元提供的命令的目的地没有地址总线,而输入输出单元中的控制电路通过仅在一个方向上的三个二进制信号的连接与微计算机连接 ,“清除”,芯片选择和数据选通,另一个是中断。 控制电路具有连接到数据总线的解码器,该数据总线对命令进行分类,通过由芯片选择和数据选通信号使定时的门阵列馈送输出。 用于切换的命令,例如开始和结束计数等等都是直接发送到输入 - 输出的适当电路的单字节命令。 读写命令是由序列和锁定电路排序的双字节命令,在解码器被阻塞时,第一个字节中选择的电路被激活以读取或写入第二个字节中的数据总线。 根据写入命令是否存在,通过来自控制电路的单个连接来控制数据总线的传输方向。
    • 7. 发明授权
    • Air bag system for protection of the occupants of motor vehicles
    • 用于保护机动车辆乘客的气囊系统
    • US5204547A
    • 1993-04-20
    • US663842
    • 1991-03-11
    • Hartmut SchumacherNorbert CrispinBernhard MattesEdmund Jeenicke
    • Hartmut SchumacherNorbert CrispinBernhard MattesEdmund Jeenicke
    • B60R21/16B60R21/01B60R21/017
    • B60R21/017
    • An air bag system for protecting the occupants of a motor vehicle in the event of a collision has a plurality of firing circuits comprising air bag igniters (3a,3b,3c) in series with respective power transistors (T.sub.1,T.sub.2,T.sub.3) which can be triggered in the event of an accident to inflate a corresponding plurality of air bags. A single energy storage capacitor (E) is connected to all of the firing circuits for supplying energy to activate the bag igniters over the upper common power stage (7) in the event that there is a loss of battery voltage when the system has been actuated. A comparator (9) monitors the voltage drops across respective resistors (R.sub.1,R.sub.2,R.sub.3) in series with the power transistors (T.sub.1,T.sub.2, T.sub.3) and reduces the current through these transistors in the event that an excessive current is detected. Steps are taken to ensure that the period of activation of the current supply to the igniters is limited.
    • PCT No.PCT / EP88 / 00837 371日期1991年3月11日 102(e)1991年3月11日PCT PCT。 出版物WO90 / 02674 日期:1990年3月22日。一种用于在发生碰撞的情况下保护机动车辆的乘客的安全气囊系统具有包括与各个功率晶体管(T1)串联的气囊点火器(3a,3b,3c)的多个点火回路 ,T2,T3),其可以在事故的情况下被触发以使相应的多个气囊膨胀。 在系统已被致动的情况下,单个储能电容器(E)连接到所有点火电路,用于提供能量以激活上部公共功率级(7)上的袋式点火器 。 比较器(9)监视与功率晶体管(T1,T2,T3)串联的相应电阻器(R1,R2,R3)上的电压降,并且在检测到过大电流的情况下,降低通过这些晶体管的电流。 采取步骤确保目前对点火器供应的启动期限是有限的。
    • 8. 发明授权
    • Safety system for motor-vehicle occupants
    • 电动车辆安全系统
    • US5176214A
    • 1993-01-05
    • US777413
    • 1991-11-25
    • Peter TauferEdmund JeenickeKnut Balzer
    • Peter TauferEdmund JeenickeKnut Balzer
    • B60R21/16B60R21/01
    • B60R21/01
    • The invention relates to a safety system for motor-vehicle occupants, in particular a restraint system, such as an airbag, belt tighteners, etc., which has at least one tripping sensor that exhibits a response time, one processing unit, and one final firing stage for activating the safety system. To protect against spurious tripping, an inhibiting circuit (21) is proposed, which is triggered by the processing unit (2). It cancels an interlock of the final firing stage (5) only after an interlocking enable time (t.sub.v) has elapsed, whereby the interlocking enable time (t.sub.v) is shorter than the response time (t.sub.a) of the tripping sensor (1).
    • PCT No.PCT / DE90 / 00466 Sec。 371日期:1991年11月25日 102(e)1991年11月25日日期PCT提交1990年6月20日PCT公布。 公开号WO91 / 00813 日本1991年1月24日。本发明涉及一种机动车辆乘员的安全系统,特别是具有至少一个展现响应时间的跳闸传感器的安全气囊,带束紧器等约束系统, 一个处理单元和一个用于启动安全系统的最终点火阶段。 为了防止假跳闸,提出了由处理单元(2)触发的抑制电路(21)。 只有经过了互锁使能时间(tv)后才能取消最终点火台(5)的互锁,从而互锁使能时间(tv)比脱扣传感器(1)的响应时间(ta)短。
    • 9. 发明授权
    • Method and apparatus to control ignition timing during starting of an
externally ignited internal combustion engine
    • 在外部点燃的内燃机启动期间控制点火正时的方法和装置
    • US4594981A
    • 1986-06-17
    • US647701
    • 1984-09-06
    • Erwin GlossEdmund JeenickeGerhard LotterbachEgbert PerenthalerManfred SchenkJan F. van WoudenbergUdo Zucker
    • Erwin GlossEdmund JeenickeGerhard LotterbachEgbert PerenthalerManfred SchenkJan F. van WoudenbergUdo Zucker
    • F02P5/155F02D41/02
    • F02P5/1558Y02T10/46
    • To place the maximum combustion pressure, which occurs upon ignition, after the piston of an internal combustion engine (ICE) has passed upper dead-center (UDC) position upon starting, a predetermined time interval (Ti) is subtracted from the expected time the piston reaches UDC position, as determined by the time taken for a predetermined angular distance of the crankshaft to rotate; the time between the predetermined angular distances is extrapolated to determine the projected, or expected time of the UDC position. The predetermined time interval (Ti), which may be made dependent upon engine temperature, is then subtracted and the actual firing time computed, for example by counting-out in a counter the differential time interval determined by the subtraction. The timing intervals are preferably derived from a segmental marker system (20,21; A1,A2), in a counter (1), the extrapolation carried out in a multiplier (2) and the subtracting in a subtraction circuit (3). The system is preferably enabled upon closing of the starter switch (S) and may be disabled when a down-counter, determining the actual timing interval, has a negative count output.
    • 为了使在点燃时发生的最大燃烧压力在内燃机(ICE)的活塞在启动时通过上死点(UDC)位置之后,从预期时间(T i)中减去预定时间间隔(Ti) 活塞达到UDC位置,由曲轴旋转预定角距所需的时间确定; 外推预定角距之间的时间以确定UDC位置的预计或预期时间。 然后减去可以取决于发动机温度的预定时间间隔(Ti),并且例如通过在计数器中通过在减法中确定的差分时间间隔计数来计算实际点火时间。 定时间隔优选地从计数器(1)中的分段标记系统(20,21; A1,A2)导出,乘法器(2)中执行的外插和减法电路(3)中的减法。 该系统优选地在起动器开关(S)关闭时启用,并且当确定实际定时间隔的递减计数器具有负计数输出时可以禁用该系统。