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11. 发明申请

US20120155632A1 Codec circuit for POTS system 有权
标题翻译： POTS系统编解码电路
公开(公告)号：US20120155632A1
公开(公告)日：2012-06-21
申请号：US13406567
申请日：2012-02-28
申请人： Christian Jenkner , Gerhard Noessing , Richard Gaggl , Joachim Pichler
发明人： Christian Jenkner , Gerhard Noessing , Richard Gaggl , Joachim Pichler
IPC分类号： H04M1/00
CPC分类号： H04M9/00 , A61F7/12 , A61F2007/126
摘要： A CODEC circuit for POTS system comprises a digital circuit for outputting a digital control signal having a first bit width, the digital control signal being indicative of a voltage to be applied to a POTS subscriber line pair. Further, the CODEC comprises a noise shaper coupled to an output of the digital circuit for generating a noise-shaped control signal and a digital-to-analog converter coupled to an output of the noise shaper, the input of the digital-to-analog converter having a second bit width being larger than 1 and smaller than the first bit width.
摘要翻译：用于POTS系统的CODEC电路包括用于输出具有第一位宽度的数字控制信号的数字电路，数字控制信号指示要施加到POTS用户线对的电压。此外，CODEC包括耦合到数字电路的输出的噪声整形器，用于产生噪声形状的控制信号，以及耦合到噪声整形器的输出的数模转换器，数模转换器转换器具有大于1且小于第一位宽度的第二位宽度。

12. 发明授权

US08111824B2 Control circuit for controlling a DC supply voltage for a terminal 有权
标题翻译：用于控制终端的直流电源电压的控制电路
公开(公告)号：US08111824B2
公开(公告)日：2012-02-07
申请号：US12057547
申请日：2008-03-28
申请人： Richard Gaggl , Christian Jenkner , Gerhard Noessing
发明人： Richard Gaggl , Christian Jenkner , Gerhard Noessing
IPC分类号： H04M1/00 , H04M9/00
CPC分类号： H04M19/005
摘要： A control device for controlling a supply voltage which can be switched between a constant line current operation and a constant line voltage operation, wherein a line current, which consists of a direct current for supplying the terminal and of an alternating current for transmitting information, flows via a subscriber line of a terminal, comprising a sensing circuit for sensing an analogue input voltage dependent on the line current, a subtractor which, in the constant line current operation, subtracts an analogue feedback voltage dependent on an adjustable nominal direct-current value from the sensed input voltage for generating an analogue difference voltage, an analogue/digital converter for converting the generated analogue difference voltage into a digital difference voltage value, a digital low-pass filter for filtering a sequence of control error values out of the generated sequence of difference voltage values, a controller for generating a control value in dependence on the filtered-out sequence of control error values, and comprising a first digital/analogue converter which, in the constant line current operation, converts the control value in each case generated by the controller into the analogue direct voltage for supplying the terminal.
摘要翻译：一种用于控制能够在恒定电流电流操作和恒定电压操作之间切换的电源电压的控制装置，其中由用于提供所述端子的直流电流和用于传输信息的交流电流组成的线路电流流动通过终端的用户线路，包括用于感测取决于线路电流的模拟输入电压的感测电路;减法器，其在恒定电流电流操作中，根据可调整的标称直流电流值减去模拟反馈电压，感测的用于产生模拟差分电压的输入电压，用于将所产生的模拟差分电压转换为数字差分电压值的模/数转换器，数字低通滤波器，用于从所生成的序列中产生的序列差分电压值，用于根据所述控制值产生控制值的控制器滤波出的控制误差值序列，并且包括第一数字/模拟转换器，其在恒定电流电流操作中将由控制器产生的每种情况下的控制值转换成用于提供端子的模拟直流电压。

13. 发明申请

US20080170682A1 CODEC CIRCUIT FOR POTS SYSTEM 有权
标题翻译： POTS系统编解码电路
公开(公告)号：US20080170682A1
公开(公告)日：2008-07-17
申请号：US11623283
申请日：2007-01-15
申请人： Christian Jenkner , Gerhard Noessing , Richard Gaggl , Joachim Pichler
发明人： Christian Jenkner , Gerhard Noessing , Richard Gaggl , Joachim Pichler
IPC分类号： H04M9/00
CPC分类号： H04M9/00 , A61F7/12 , A61F2007/126
摘要： A CODEC circuit for POTS system comprises a digital circuit for outputting a digital control signal having a first bit width, the digital control signal being indicative of a voltage to be applied to a POTS subscriber line pair. Further, the CODEC circuit comprises a noise shaper coupled to an output of the digital circuit for generating a noise-shaped control signal and a digital-to-analog converter coupled to an output of the noise shaper, the input of the digital-to-analog converter having a second bit width being larger than 1 and smaller than the first bit width.
摘要翻译：用于POTS系统的CODEC电路包括用于输出具有第一位宽度的数字控制信号的数字电路，数字控制信号指示要施加到POTS用户线对的电压。此外，CODEC电路包括耦合到数字电路的输出的噪声整形器，用于产生噪声形状的控制信号，以及耦合到噪声整形器的输出的数模转换器，数字 - 模拟转换器具有大于1且小于第一位宽的第二位宽度。

14. 发明授权

US07002404B2 Tuning circuit for a filter 有权
标题翻译：滤波器调谐电路
公开(公告)号：US07002404B2
公开(公告)日：2006-02-21
申请号：US10773710
申请日：2004-02-06
申请人： Richard Gaggl , Manfred Nopp , Peter Pessl , Christian Schranz , Dietmar Straussnigg
发明人： Richard Gaggl , Manfred Nopp , Peter Pessl , Christian Schranz , Dietmar Straussnigg
IPC分类号： H03K5/00
CPC分类号： H03H11/1291 , H03H19/008 , H03H2210/021 , H03H2210/043
摘要： The invention relates to a tuning circuit for tuning a filter stage, which has an RC element (1) with an RC time constant (τ), with the RC time constant (τ) being the product of the resistance of a resistor (R1) in the RC element (1) and the capacitance of a capacitor (C1), which is connected in series with the resistor (R1), in the RC element (1), having a comparator (10) for comparison of the voltage which is produced at the potential node (4) between the resistor (R1) and the capacitor (C1), with a reference ground voltage; and having a controller (15) which varies the charge on the capacitor (C1) in the RC element (1) until the comparator (10) indicates that the voltage which is produced at the potential node (4) is equal to the reference ground voltage, with the controller (15) switching a capacitor array (26) as a function of the charge variation time, which capacitor array (26) is connected in parallel with the capacitor (C1) in the RC element (1), in order to compensate for any discrepancy between the RC time constant (τ) of the RC element (1) and a nominal value.
摘要翻译：本发明涉及一种用于调谐滤波器级的调谐电路，其具有RC时间常数（τ）的RC元件（1），其中RC时间常数（τ）是电阻器（R 1 ）和RC元件（1）中与电阻器（R 1）串联连接的电容器（C1）的电容，具有比较器（10），用于比较在电阻器（R 1）和电容器（C 1）之间的电位节点（4）产生的具有参考接地电压的电压; 并且具有改变RC元件（1）中的电容器（C1）上的电荷的控制器（15），直到比较器（10）指示在电势节点（4）处产生的电压等于参考接地电压，控制器（15）根据电荷变化时间切换电容器阵列（26），电容器阵列（26）与RC元件（1）中的电容器（C 1）并联连接，以便补偿RC元件（1）的RC时间常数（τ）与标称值之间的任何差异。

15. 发明授权

US06888407B2 Multistage differential amplifier with CMFB circuit 有权
标题翻译：具有CMFB电路的多级差分放大器
公开(公告)号：US06888407B2
公开(公告)日：2005-05-03
申请号：US10233068
申请日：2002-08-31
申请人： Ercan Ramazan , Richard Gaggl , Frederic Pecourt , Christian Schranz
发明人： Ercan Ramazan , Richard Gaggl , Frederic Pecourt , Christian Schranz
IPC分类号： H03F3/45
CPC分类号： H03F3/45659 , H03F3/45183 , H03F2203/45514
摘要： The invention relates to a multistage differential amplifier having an input stage, at which a differential input voltage is present, a load connected to the input stage, a CMFB circuit and an output stage, at which an amplified differential output voltage is output. In order to improve the stability of a common-mode regulating loop, a current source is provided, which additionally feeds current into the regulating loop and thereby ensures that a control voltage for the load does not fall below a predetermined value.
摘要翻译：本发明涉及一种具有输入级的多级差分放大器，存在差分输入电压，连接到输入级的负载，输出级放大的差分输出电压的CMFB电路和输出级。为了提高共模调节回路的稳定性，提供了电流源，其另外将电流馈送到调节回路中，从而确保负载的控制电压不降至预定值以下。

16. 发明授权

US06686798B2 Reference voltage circuit 有权
标题翻译：参考电压电路
公开(公告)号：US06686798B2
公开(公告)日：2004-02-03
申请号：US10246342
申请日：2002-09-18
申请人： Richard Gaggl
发明人： Richard Gaggl
IPC分类号： G05F110
CPC分类号： G05F3/262 , H03M1/02 , H03M1/0845 , H03M1/365 , H03M1/765
摘要： Reference voltage circuit for generating at least one constant reference voltage (Vref) with a first current mirror circuit (54), which is connected to a positive supply voltage (Vdd) and mirrors a reference current (Iref) with a first current mirror factor (N1) to form a first mirrored reference current (IS1); a second current mirror circuit (67), which is connected to a negative supply voltage (Vss) and mirrors a reference current (Iref) with a second current mirror factor (N2) to form a second mirrored reference current (IS2); a resistor string (71), which comprises a plurality of resistors (71-i) connected in series and is wired between the two current mirror circuits (54, 67); one end (42) of the resistor string (71) being supplied with the first mirrored reference current (IS1) from the first current mirror circuit (54) and the other end (73) of the resistor string (71) delivering the second mirrored reference current (IS2) to the second current mirror circuit (67), the two current mirror factors (N1, N2) of the current mirror circuits (54, 67) being equal, so that constant reference voltages can be picked off at the resistors (71-i) of the resistor string (71).
摘要翻译：用于与第一电流镜电路（54）产生至少一个恒定参考电压（Vref）的参考电压电路，其连接到正电源电压（Vdd）并用第一电流镜因子（Iref）反射参考电流（Iref） N1）以形成第一镜像参考电流（IS1）; 第二电流镜电路（67），其连接到负电源电压（Vss）并用第二电流镜因子（N2）反射参考电流（Iref）以形成第二镜像参考电流（IS2）; 电阻串（71），包括串联连接在两个电流镜电路（54,67）之间的多个电阻器（71-i）;电阻串（71）的一端（42）被提供将来自第一电流镜电路（54）的第一镜像参考电流（IS1）和将第二镜像参考电流（IS2）传送到第二电流镜电路（67）的电阻串（71）的另一端（73），电流镜电路（54,67）的两个电流镜因子（N1，N2）相等，从而可以在电阻串（71）的电阻器（71-i）处拾取恒定的参考电压。

17. 发明授权

US08787559B2 Codec circuit for POTS system 有权
标题翻译： POTS系统编解码电路
公开(公告)号：US08787559B2
公开(公告)日：2014-07-22
申请号：US13406567
申请日：2012-02-28
申请人： Christian Jenkner , Gerhard Noessing , Richard Gaggl , Joachim Pichler
发明人： Christian Jenkner , Gerhard Noessing , Richard Gaggl , Joachim Pichler
IPC分类号： H04M3/00 , H03M3/00
CPC分类号： H04M9/00 , A61F7/12 , A61F2007/126
摘要： A CODEC circuit for POTS system comprises a digital circuit for outputting a digital control signal having a first bit width, the digital control signal being indicative of a voltage to be applied to a POTS subscriber line pair. Further, the CODEC comprises a noise shaper coupled to an output of the digital circuit for generating a noise-shaped control signal and a digital-to-analog converter coupled to an output of the noise shaper, the input of the digital-to-analog converter having a second bit width being larger than 1 and smaller than the first bit width.
摘要翻译：用于POTS系统的CODEC电路包括用于输出具有第一位宽度的数字控制信号的数字电路，数字控制信号指示要施加到POTS用户线对的电压。此外，CODEC包括耦合到数字电路的输出的噪声整形器，用于产生噪声形状的控制信号，以及耦合到噪声整形器的输出的数模转换器，数模转换器转换器具有大于1且小于第一位宽度的第二位宽度。

18. 发明授权

US08243916B2 CODEC circuit for POTS system 有权
标题翻译： POTS系统的CODEC电路
公开(公告)号：US08243916B2
公开(公告)日：2012-08-14
申请号：US11623283
申请日：2007-01-15
申请人： Christian Jenkner , Gerhard Noessing , Richard Gaggl , Joachim Pichler
发明人： Christian Jenkner , Gerhard Noessing , Richard Gaggl , Joachim Pichler
IPC分类号： H04M1/00
CPC分类号： H04M9/00 , A61F7/12 , A61F2007/126
摘要： A CODEC circuit for POTS system comprises a digital circuit for outputting a digital control signal having a first bit width, the digital control signal being indicative of a voltage to be applied to a POTS subscriber line pair. Further, the CODEC circuit comprises a noise shaper coupled to an output of the digital circuit for generating a noise-shaped control signal and a digital-to-analog converter coupled to an output of the noise shaper, the input of the digital-to-analog converter having a second bit width being larger than 1 and smaller than the first bit width.
摘要翻译：用于POTS系统的CODEC电路包括用于输出具有第一位宽度的数字控制信号的数字电路，数字控制信号指示要施加到POTS用户线对的电压。此外，CODEC电路包括耦合到数字电路的输出的噪声整形器，用于产生噪声形状的控制信号，以及耦合到噪声整形器的输出的数模转换器，数字 - 模拟转换器具有大于1且小于第一位宽的第二位宽度。

19. 发明申请

US20080106326A1 Reference voltage circuit and method for providing a reference voltage 审中-公开
标题翻译：参考电压电路和提供参考电压的方法
公开(公告)号：US20080106326A1
公开(公告)日：2008-05-08
申请号：US11593376
申请日：2006-11-06
申请人： Richard Gaggl
发明人： Richard Gaggl
IPC分类号： G05F3/22
CPC分类号： G05F3/242
摘要： A high precision reference voltage circuit for generating a reference voltage includes a reference voltage generation circuit for generating a reference voltage, a temperature detection circuit for detecting a temperature at the reference voltage generation circuit, and a control circuit for controlling a temperature characteristic of the reference voltage generation circuit depending on the detected temperature. The reference voltage circuit may be a bandgap reference circuit for providing a bandgap voltage.
摘要翻译：用于产生参考电压的高精度参考电压电路包括用于产生参考电压的参考电压产生电路，用于检测参考电压产生电路的温度的温度检测电路和用于控制参考电压的温度特性的控制电路电压发生电路取决于检测到的温度。参考电压电路可以是用于提供带隙电压的带隙基准电路。

20. 发明授权

US07339415B2 SC circuit arrangement 有权
标题翻译： SC电路布置
公开(公告)号：US07339415B2
公开(公告)日：2008-03-04
申请号：US11009538
申请日：2004-12-10
申请人： Richard Gaggl , Joerg Hauptmann
发明人： Richard Gaggl , Joerg Hauptmann
IPC分类号： H03K3/01 , G05F1/10
CPC分类号： H03H19/004
摘要： The invention relates to a linear SC circuit arrangement using integrated deep submicron technology, having at least one switched capacitor circuit which is connected to an input for inputting an input signal and which has at least one switchable capacitor and at least one first transistor, having a control circuit for directly actuating the first transistors, having an output stage which has second transistors and which is arranged downstream of the switched capacitor circuit, where the first transistors are in the form of thick oxide transistors and have a higher withstand voltage than the second transistors.
摘要翻译：本发明涉及使用集成深亚微米技术的线性SC电路装置，其具有至少一个开关电容器电路，其连接到用于输入输入信号的输入端，并且具有至少一个可切换电容器和至少一个第一晶体管，该第一晶体管具有用于直接致动第一晶体管的控制电路，具有具有第二晶体管并且布置在开关电容器电路的下游的输出级，其中第一晶体管是厚氧化物晶体管的形式并且具有比第二晶体管更高的耐受电压。

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