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    • 1. 发明授权
    • Power MOS transistor with overtemperature protection circuit
    • 功率MOS晶体管具有过温保护电路
    • US06671152B1
    • 2003-12-30
    • US09700482
    • 2001-01-05
    • Walter HerselWolfram BreitlingReinhold WeibleRolf Falliano
    • Walter HerselWolfram BreitlingReinhold WeibleRolf Falliano
    • H02H504
    • H01L23/34H01L2924/0002H01L2924/00
    • A power MOS transistor having a PMT chip located in a transistor housing in which the temperature of the transistor barrier junction is monitored is described. Protection of the PMT chip against overload and permanent damage is guaranteed without negatively affecting its switching function in that a protective circuit is provided in the transistor housing which directly measures the temperature of the transistor barrier junction using a temperature measuring element, and when a predefined or predefinable limit barrier junction temperature is reached reduces the drain current and thus the power loss of the PMT chip, the temperature measuring element being integrated in the PMT chip or accommodated in the transistor housing together with the protective circuit as an additional chip.
    • 描述了具有位于晶体管壳体中的PMT芯片的功率MOS晶体管,其中监控了晶体管势垒结的温度。 保证PMT芯片免受过载和永久损坏的保护,而不会对其开关功能产生不利影响,因为在晶体管外壳中提供保护电路,该保护电路使用温度测量元件直接测量晶体管势垒结的温度, 达到预定义的极限阻挡结温度降低了漏极电流,从而降低了PMT芯片的功率损耗,温度测量元件集成在PMT芯片中或者与保护电路一起作为附加芯片被容纳在晶体管壳体中。
    • 4. 发明授权
    • Electronic control apparatus with defined reset function
    • 具有定义复位功能的电子控制装置
    • US4528629A
    • 1985-07-09
    • US374625
    • 1982-05-03
    • Wolfram Breitling
    • Wolfram Breitling
    • G06F1/24G06F1/04G06F9/22
    • G06F1/24
    • To provide for starting of signal processing operations in a microprocessor (7), for example an automotive-type microprocessor, subject to frequent power interruptions, in which the processing operations are controlled by clock signals from a clock generator (1), and to insure that the microprocessor carries out its computation cycles only after the clock signal generator (1) provides clock signals at an adequate level appropriate for microprocessor operations, the level of the clock signals is sensed, for example in a peak rectifier (2, 3, 5) to reset the microprocessor when the clock signals have reached this level, thereby insuring commencing of processing cycles from a predetermined condition or state of the microprocessor at a time when adequate clock signals are available. The reset signal from the clock generator can be logically combined in a logic circuit (6) with externally generated reset signals, for example dependent on sufficient or suitable operating voltage being present for operation of the microprocessor from a power source (P), for example the battery of an automotive vehicle, to insure operation of the microprocessor only with adequate battery voltage being present, for example after termination of power drain by a starter motor.
    • 为了提供微处理器(7)中的信号处理操作的开始,例如汽车型微处理器,经受频繁的电源中断,其中处理操作由来自时钟发生器(1)的时钟信号控制,并且确保 只有在时钟信号发生器(1)提供适合于微处理器操作的适当电平的时钟信号之后,微处理器才执行其计算周期,例如在峰值整流器(2,3,5)中检测时钟信号的电平 )在时钟信号达到该电平时复位微处理器,从而在足够的时钟信号可用时保证从微处理器的预定状态或状态开始处理循环。 来自时钟发生器的复位信号可以逻辑地组合在具有外部产生的复位信号的逻辑电路(6)中,例如取决于为来自电源(P)的微处理器的操作而存在的足够或合适的工作电压。 汽车的电池,以仅在存在足够的电池电压的情况下确保微处理器的操作,例如在通过起动电动机终止电力消耗之后。
    • 9. 发明授权
    • Process for detecting abutment and blocking in an electric motor
    • 用于检测电动机中的接合和阻塞的过程
    • US6150782A
    • 2000-11-21
    • US155486
    • 1999-08-23
    • Wolfram BreitlingJuergen MunzHarald Eisenhardt
    • Wolfram BreitlingJuergen MunzHarald Eisenhardt
    • H02H3/38H02H7/085H02P8/38H02P29/00H02H5/04
    • H02H7/0851H02H3/38Y10S388/903
    • In a stop and jamming detection system in an electric motor, in particular a stepping or commutator motor, a parameter is determined by current measurement, from the profile of the instantaneous current by comparison with a reference value, as a signal for the stop and jamming detection system. In addition to sensing the current flowing through a winding of the motor, the instantaneous operating voltage and the resistance of the motor winding are sensed. All three parameters are conveyed to an analysis circuit. By comparison with reference values, a determination is made by the analysis circuit as to whether the motor is jammed or movable. Reliable and economical stop and jamming detection system for an electric motor, which is used in particular in a wide variety of operating conditions in motor vehicles.
    • PCT No.PCT / DE97 / 00155 Sec。 371日期1999年8月23日 102(e)1999年8月23日PCT 1997年1月29日PCT PCT。 公开号WO97 / 37416 PCT 日期1997年10月9日在电动机的停止和干扰检测系统中,特别是步进或换向器电动机中,通过与参考值进行比较,通过电流测量从瞬时电流曲线确定参数作为信号 用于停止和干扰检测系统。 除了感测流过电动机绕组的电流之外,还感测到电动机绕组的瞬时工作电压和电阻。 所有三个参数都传送到分析电路。 与参考值相比较,分析电路确定电机是卡住还是可动。 用于电动机的可靠和经济的停止和堵塞检测系统,特别是在机动车辆的各种操作条件下使用。
    • 10. 发明授权
    • Incremental travel encoder
    • 增量行程编码器
    • US6084369A
    • 2000-07-04
    • US992957
    • 1997-12-18
    • Wolfram Breitling
    • Wolfram Breitling
    • G01B21/00G01B21/22G01D5/245G01D5/25H01H3/08H01H3/42
    • G01D5/2451G01D5/25
    • An incremental travel encoder with an encoder part (11) and a sensor part for the sake of its economical production as a set-point value controller for operator equipment in motor vehicles, such as climate control systems, the sensor part has at least one electric switch with one fixed and one movable switch element for opening and closing a circuit for generating counting pulses, and the encoder part has a plurality of indexing members, which are disposed one after the other at the interval of an increment in the direction of motion of the encoder part. Upon each increment of the encoder part, one of the successive indexing members actuates the movable switch element in the direction of a temporary opening or closure of the electric switch.
    • 具有编码器部分(11)和传感器部分的增量行程编码器为了经济地生产作为诸如气候控制系统的机动车辆中的操作者设备的设定点值控制器,传感器部分具有至少一个电 切换一个固定和一个可移动开关元件,用于打开和关闭用于产生计数脉冲的电路,并且编码器部分具有多个分度构件,它们以运动方向的增量间隔一个接一个地设置 编码器部分。 在编码器部分的每次增量时,一个连续的分度部件在电开关的临时打开或闭合的方向上致动可动开关元件。