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    • 1. 发明申请
    • Amplifier arrangement
    • 放大器布置
    • US20050062537A1
    • 2005-03-24
    • US10916295
    • 2004-08-11
    • Johann Traub
    • Johann Traub
    • H03F1/30H03F3/19H03F3/343H03F3/45
    • H03F3/3432H03F1/302H03F3/19
    • The present invention relates to an amplifier arrangement having a plurality of amplifier stages that form a series circuit. Each amplifier stage comprises a current mirror, the translation ratio of which defines the gain of the amplifier stage. Moreover, a current coupling-out element is provided in each amplifier stage, a partial current being output at said element, and the partial currents are added together in a summation element. An RSSI signal associated with the summed currents is provided at the output of the summation element. The RSSI amplifier arrangement provides constant and thermostable signal amplification, low sensitivity to overvoltages, and exhibits a low current requirement and good radio frequency properties.
    • 本发明涉及具有形成串联电路的多个放大器级的放大器装置。 每个放大器级包括电流镜,其平移比定义了放大器级的增益。 此外,在每个放大器级中提供电流耦合输出元件,在所述元件处输出部分电流,并且将部分电流加在一起的求和元件中。 与求和电流相关联的RSSI信号被提供在求和元件的输出端。 RSSI放大器布置提供恒定和热稳定的信号放大,对过电压的灵敏度低,并且具有低电流要求和良好的射频特性。
    • 2. 发明授权
    • Filter circuit with a resonator operated in series resonance
    • 具有谐振器的串联谐振器的滤波电路
    • US5530391A
    • 1996-06-25
    • US204492
    • 1994-03-02
    • Rolf BohmeJohann BurkhartJohann TraubKonrad Hirsch
    • Rolf BohmeJohann BurkhartJohann TraubKonrad Hirsch
    • H03H11/04H03H9/54H03H11/12
    • H03H11/1208
    • A filter that has a resonator operated in series resonance and a two-pole terminal resonator circuit with a resonator whose electric conductance can be divided into a useful component and a parasitic component. A first differential stage actuated by a signal source and having two active elements whose ground connections are each linked to a respective current source and to a respective connection of the two-terminal resonator. A compensation circuit having two connections and which simulates the parasitic component of the resonator electric conductance is connected to a second differential stage which actuated by the signal source, is of the same type as the first differential stage, and has two active elements whose ground connections are each linked to a respective current source and to a respective connection of the compensation circuit. An evaluation circuit is linked to the two mutually reversed, i.e. connected in phase opposition, output connections of the two differential stages.
    • 具有以串联谐振器工作的谐振器的滤波器和具有谐振器的双极端子谐振器电路,该谐振器的电导率可分为有用分量和寄生分量。 由信号源致动并具有两个有源元件的第一差分级,其接地连接各自连接到相应的电流源和两端谐振器的相应连接。 具有两个连接并且模拟谐振器电导的寄生分量的补偿电路连接到由信号源致动的第二差分级,其具有与第一差分级相同的类型,并且具有两个有源元件,其接地连接 各自连接到相应的电流源和补偿电路的相应连接。 评估电路与两个差分级的两个相互反向的,即相位相反的输出连接相连。
    • 7. 发明授权
    • Amplifier arrangement
    • 放大器布置
    • US07348846B2
    • 2008-03-25
    • US10916295
    • 2004-08-11
    • Johann Traub
    • Johann Traub
    • H04B1/04H04B7/00
    • H03F3/3432H03F1/302H03F3/19
    • The present invention relates to an amplifier arrangement having a plurality of amplifier stages that form a series circuit. Each amplifier stage comprises a current mirror, the translation ratio of which defines the gain of the amplifier stage. Moreover, a current coupling-out element is provided in each amplifier stage, a partial current being output at said element, and the partial currents are added together in a summation element. An RSSI signal associated with the summed currents is provided at the output of the summation element. The RSSI amplifier arrangement provides constant and thermostable signal amplification, low sensitivity to overvoltages, and exhibits a low current requirement and good radio frequency properties.
    • 本发明涉及具有形成串联电路的多个放大器级的放大器装置。 每个放大器级包括电流镜,其平移比定义了放大器级的增益。 此外,在每个放大器级中提供电流耦合输出元件,在所述元件处输出部分电流,并且将部分电流加在一起的求和元件中。 与求和电流相关联的RSSI信号被提供在求和元件的输出端。 RSSI放大器布置提供恒定和热稳定的信号放大,对过电压的灵敏度低,并且具有低电流要求和良好的射频特性。
    • 8. 发明授权
    • Amplifier arrangement and control loop having the amplifier arrangement
    • 具有放大器布置的放大器布置和控制环路
    • US07102435B2
    • 2006-09-05
    • US10892998
    • 2004-07-16
    • Martin BoschJohann Traub
    • Martin BoschJohann Traub
    • H03F3/45
    • H03G1/0023
    • An amplifier arrangement and also a control loop having the amplifier arrangement are specified, wherein the amplifier arrangement is based on a Gilbert multiplier. Connected in parallel in this case with one of the transistors of the differential amplifier cells is an additional transistor, at which it is possible to tap off a signal that is proportional to the gain factor. Processing this signal in a suitable manner, for example in a control loop, makes it possible to compensate for temperature and manufacturing fluctuations and also to obtain a highly linear characteristic curve having a gain factor which can be set in a stable manner. In addition, the structure shown is current-saving and can be used, in particular, for application in radio frequency technology as an amplifier having a variable gain factor (VGA).
    • 规定放大器装置和具有放大器装置的控制环路,其中放大器装置基于吉尔伯特乘法器。 在这种情况下并联连接,差分放大器单元的晶体管之一是附加晶体管,在该晶体管处可以分流与增益因子成比例的信号。 以适当的方式(例如在控制回路中)处理该信号使得可以补偿温度和制造波动,并且还获得具有可以稳定设置的增益因子的高度线性特性曲线。 此外,所示的结构是省电的,并且可以特别地用于射频技术中,作为具有可变增益因子(VGA)的放大器。
    • 10. 发明申请
    • Amplifier arrangement and control loop having the amplifier arrangement
    • 具有放大器布置的放大器布置和控制环路
    • US20050052239A1
    • 2005-03-10
    • US10892998
    • 2004-07-16
    • Martin BoschJohann Traub
    • Martin BoschJohann Traub
    • H03G1/00H03F3/45
    • H03G1/0023
    • An amplifier arrangement and also a control loop having the amplifier arrangement are specified, wherein the amplifier arrangement is based on a Gilbert multiplier. Connected in parallel in this case with one of the transistors of the differential amplifier cells is an additional transistor, at which it is possible to tap off a signal that is proportional to the gain factor. Processing this signal in a suitable manner, for example in a control loop, makes it possible to compensate for temperature and manufacturing fluctuations and also to obtain a highly linear characteristic curve having a gain factor which can be set in a stable manner. In addition, the structure shown is current-saving and can be used, in particular, for application in radio frequency technology as an amplifier having a variable gain factor (VGA).
    • 规定放大器装置和具有放大器装置的控制环路,其中放大器装置基于吉尔伯特乘法器。 在这种情况下并联连接,差分放大器单元的晶体管之一是附加晶体管,在该晶体管处可以分流与增益因子成比例的信号。 以适当的方式(例如在控制回路中)处理该信号使得可以补偿温度和制造波动,并且还获得具有可以稳定设置的增益因子的高度线性特性曲线。 此外,所示的结构是省电的,并且可以特别地用于射频技术中,作为具有可变增益因子(VGA)的放大器。