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Interpolator and interpolation method when interpolating a digital input signal sequence at interpolation instants prescribed by a control signal
Interpolator and interpolation method when interpolating a digital input signal sequence at interpolation instants prescribed by a control signal
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机译:在控制信号规定的插补时刻对数字输入信号序列进行插补的插补器和插补方法
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摘要
An interpolator includes a half band filter, a first polyphase filter, a second polyphase filter and a linear interpolation filter. The polyphase filters, respectively, interpolate before and after an interpolation instant (Δ)t/Tr1) prescribed by a control signal (S).
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机译:插值器包括半带滤波器,第一多相滤波器,第二多相滤波器和线性插值滤波器。多相滤波器分别在由控制信号(S)规定的内插时刻(Δ)t / T r1 Sub>之前和之后进行内插。
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