Blind equalization is one of the key technologies of blind demodulation to compensate the channel distortion.

盲均衡是实现信号盲解调的关键技术之一，是补偿信道失真的重要手段。

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A periodic or continuous check of such channel characteristics as delay distortion, frequency response, and noise in an effort to reduce or eliminate the causes of errors.

周期性地或连续地检验通道的某些性能，如延迟失真、频率响应及噪声等，以便消除或减少引起错误的原因。

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In order to avoid this kind of information distortion, we should set about improving their personal quality, and optimize the information communication channel among them.

要避免此类信息失真，就应提高三者自身的素养和优化三者间的信息传输渠道。

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Mr. Gadahn expressed concern that no single American channel could be relied upon to communicate al Qaeda's message without distortion, but he wrote al Qaeda might be able to cut past that problem by offering a "special interview" with bin Laden.

WSJ: Bin Laden Documents Show Strains With Affiliates

The TX-NR807 has seven powerful 135-watts-per-channel Onkyo WRAT (Wide Range Amplifier Technology) amplifier sections for high output and low distortion, offering a dynamic power rating of 300 watts into 3 ohms.

ENGADGET: Onkyo TX-NR807 and TX-SR707 receivers keep the updates rolling