To enhance the performance of the filter in the digital system, the pre-emphasis filter in a digital frequency-modulating exciter which is based on FPGA is designed and realized.

为了提高数字系统中滤波器的性能，对基于FPGA的数字调频激励器中预加重滤波器进行了设计与实现。

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The research of digital pre-emphasis gradient waveform generator.

磁共振成像谱仪梯度通道的数字化研究。

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TV pre-emphasis network in satellite communication is analysed, the circuit elements are determined according to the CCIR recommendation.

文章分析了卫星电视中的预加重网络，其元件是根据国际无线电咨询委员会（CCIR）推荐决定的。

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Much of the pre-match emphasis surrounded deposed England captain John Terry and the Chelsea defender was barracked at the start by a large section of the 80, 000 crowd.

CNN: Crouch double secures England win over Egypt

The other innovation is medical, shifting the emphasis from responding to illness to pre-empting it.

ECONOMIST: California leads, but the rest of America is not far behind