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    • 6. 发明申请
    • INTEGRATED CIRCUIT HAVING HARMONIC TERMINATION CIRCUITRY
    • 具有谐波终端电路的集成电路
    • WO2009060264A1
    • 2009-05-14
    • PCT/IB2007/055383
    • 2007-11-08
    • FREESCALE SEMICONDUCTOR, INC.CASSAN, CedricWATTS, Michael
    • CASSAN, CedricWATTS, Michael
    • H03F3/217H03F3/195H03F3/60H03F1/56H03H7/38
    • H03F3/217H03F1/565H03F3/195H03F3/601H03F2200/387H03F2200/391H03F2200/402H03F2200/423H03F2200/451H03H7/38H03H7/383
    • A semiconductor device comprises harmonic termination circuitry (300) for providing harmonic termination on an output path (310) from an output (320) of an active component (305) of an amplifier circuit, the harmonic termination circuitry (300) comprising a third harmonic resonant circuit (340). The third harmonic resonant circuit (340) substantially couples the output path (310) to ground, and is arranged to provide an impedance substantially representative of a short circuit between the output path (310) and ground at a third harmonic frequency. The harmonic termination circuitry (300) further comprises impedance transformer circuitry (350), provided in series along the output path (310) between the output (320) of the active component (305) and the third harmonic resonant circuit (340), the impedance transformer circuitry (350) arranged to transform a zero impedance, provided by the third harmonic resonant circuit (340) at the third harmonic frequency, into an infinite impedance at the third harmonic frequency, as perceived by the output (320) of the active component (305).
    • 一种半导体器件包括用于从放大器电路的有源部件(305)的输出(320)在输出路径(310)上提供谐波终端的谐波终端电路(300),所述谐波终端电路(300)包括三次谐波 谐振电路(340)。 三次谐波谐振电路(340)将输出路径(310)基本上耦合到地,并且被布置成提供基本上代表输出路径(310)和第三谐波频率处的接地之间的短路的阻抗。 谐波终端电路(300)还包括阻抗变换器电路(350),其沿着有源部件(305)的输出(320)和三次谐波谐振电路(340)之间的输出路径(310)串联设置, 阻抗变压器电路(350),其被布置成将由三次谐波频率的三次谐波谐振电路(340)提供的零阻抗变换为在三次谐波频率处的无限阻抗,如由主动的输出(320)所感知的 组件(305)。