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    • 11. 发明申请
    • COMPUTER-ASSISTED PROGRAMMING AND DISPLAYING SYSTEM
    • 计算机辅助编程和显示系统
    • WO1992005484A1
    • 1992-04-02
    • PCT/EP1991001793
    • 1991-09-19
    • SIEMENS AKTIENGESELLSCHAFT ÖSTERREICHSIEMENS AKTIENGESELLSCHAFTDREXLER, Herbert
    • SIEMENS AKTIENGESELLSCHAFT ÖSTERREICHSIEMENS AKTIENGESELLSCHAFT
    • G06F09/44
    • G06F9/451
    • Graphic objects that represent the course of a process are called by symbolic names by an application programme (AP) from a programming and displaying system (XM). Programming is carried out by means of an editor (XME). The graphic object that represents a measurement value is defined as a dynamic measurement object. When all required parameters are input, a measurement value table is coupled to the measurement object. The programme library of the programming and displaying system (XM) is linked to the application programme (AP) after translation. While the application programme (AP) is executed, a new measurement value is represented by a call by programming means of the programming and displaying system (XM). These means calculate the new dimensions, the new position, the new attributes, erase the measurement object at its previous location and draw the new one.
    • 表示进程进程的图形对象由来自编程和显示系统(XM)的应用程序(AP)由符号名称调用。 编程通过编辑器(XME)进行。 表示测量值的图形对象被定义为动态测量对象。 当输入所有必需的参数时,将测量值表耦合到测量对象。 编程和显示系统(XM)的程序库在翻译后链接到应用程序(AP)。 当执行应用程序(AP)时,通过编程和显示系统(XM)的编程装置的调用表示新的测量值。 这些意味着计算新尺寸,新位置,新属性,擦除其上一个位置处的测量对象并绘制新尺寸。
    • 12. 发明申请
    • WIRELESS TELEPHONE SYSTEM WITH AN EXTENSION COMMUNICATIONS UNIT
    • 无线电话系统与扩展通信单元
    • WO1990012469A1
    • 1990-10-18
    • PCT/AT1990000025
    • 1990-04-04
    • SIEMENS AKTIENGESELLSCHAFT ÖSTERREICHSIEMENS AKTIENGESELLSCHAFTLANGMANTEL, Ernst
    • SIEMENS AKTIENGESELLSCHAFT ÖSTERREICHSIEMENS AKTIENGESELLSCHAFT
    • H04M01/72
    • H04W84/16H04Q2213/13096H04Q2213/13098H04Q2213/13141H04Q2213/1322H04Q2213/1328
    • Described is a wireless telephone system in which fixed stations (FSn) are connected to an extention communications unit (PABX) via subscriber lines (TL). There are fewer fixed stations (FSn) than mobile sets (MT), and a connection can be established from every fixed station (FSn) to every mobile set (MT). The facilities "call re-routeing" and "call re-routeing follow-up" of the extension communications unit (PABX) permit the change by a mobile set (MT) to the radio coverage area (FBn) of another fixed station (FSn). In addition to this active management of subscribers by the extension communications unit (PABX), the individual identification codes of the mobile sets (MT) are also exchanged with the respective fixed stations (FSn) when no calls are taking place. Thus, in particular with wide-area extension communications units (PABX), a wireless telephone subscriber can be reached even if he moves out of the radio coverage area (FBn) of a fixed station (FSn) and into the radio coverage area (FBn) of another fixed station (FSn). The fixed stations (FSn) form, so to speak, a micro-cellular system.
    • 描述了一种无线电话系统,其中固定站(FSn)经由用户线路(TL)连接到扩展通信单元(PABX)。 固定站(FSn)比移动台(MT)少,可以从每个固定站(FSn)建立到每个移动台(MT)的连接。 扩展通信单元(PABX)的设备“呼叫重新路由”和“呼叫重新路由跟踪”允许通过移动台(MT)向另一固定站(FSn)的无线覆盖区域(FBn) )。 除了扩展通信单元(PABX)对用户的这种主动管理之外,当没有呼叫发生时,移动台(MT)的各个识别码也与相应的固定站(FSn)交换。 因此,特别是对于广域扩展通信单元(PABX),无线电话用户即使从固定台(FSn)的无线覆盖区域(FBn)移出并进入无线覆盖区域(FBn )另一个固定站(FSn)。 固定电台(FSn)可以说是一个微蜂窝系统。
    • 15. 发明申请
    • PROCESS FOR ADAPTIVE COMPENSATION OF ECHOES IN A COMMUNICATION SYSTEM
    • 通信系统中ECHOES自适应补偿的过程
    • WO1989005068A1
    • 1989-06-01
    • PCT/EP1988001061
    • 1988-11-23
    • SIEMENS AKTIENGESELLSCHAFT ÖSTERREICHSIEMENS AKTIENGESELLSCHAFTTSCHIRK, Wolfgang
    • SIEMENS AKTIENGESELLSCHAFT ÖSTERREICHSIEMENS AKTIENGESELLSCHAFT
    • H04B03/23
    • H04B3/231H04B3/237H04M9/082
    • An echo compensator (EK) for the autonomous speech system of a mobile telephone contains a digital signal processor (DSP) connected via analog/digital converters (A/D) to the emission and reception lines (SL, EL) in the low-frequency section of the mobile telephone. The acoustic and line-side electric echo is adaptively compensated. The relevant compensation value (c, c') is subtracted from the emission value (c) and the reception value (e). The acoustic and electric compensation value (c, c') is established in the corresponding adaptive filter (AF, AF'). The acoustic compensation value (c) is established by scalar multiplication of a summation vector obtained from previously scanned reception values (e) with a coefficient vector. The latter is determined from the previous coefficient vector by adding the product of the summation vector, divided by the energy of the reception signal, and the emission value(s) reduced by the acoustic compensation value (c). The compensation of the electric echo is carried out in a similar manner. Good echo compensation is thereby achieved with relatively few circuits and the emission signal is only delayed by approximately 128 mu s for the compensation of the electric echo and approximately 8 ms for the compensation of the acoustic echo.
    • 用于移动电话的自主语音系统的回波补偿器(EK)包含经由模拟/数字转换器(A / D)连接到低频发射和接收线路(SL,EL)的数字信号处理器(DSP) 部分移动电话。 声和线侧电回声被自适应地补偿。 从发光值(c)和接收值(e)中减去相关的补偿值(c,c')。 在相应的自适应滤波器(AF,AF')中建立声和电补偿值(c,c')。 声学补偿值(c)通过从先前扫描的接收值(e)获得的求和矢量与系数矢量的标量乘法来建立。 后者通过将求和矢量的积除以接收信号的能量与由声学补偿值(c)减小的发射值相加,从先前的系数向量确定。 电回声的补偿以类似的方式进行。 因此通过相对较少的电路实现良好的回波补偿,并且发射信号仅延迟约128μs用于补偿电回声,并且大约8ms用于声学回声的补偿。