Unverified50% confidenceFactExact time
SQNR (signal-to-quantization-noise ratio) is defined as the ratio of original signal power to quantization error power, usually expressed in decibels (dB).
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50%
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Long-term
Relevance
10/19/2026
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Related Claims
UnverifiedSignal-to-Noise Ratio (SNR) mainly appears in DSL or Wi-Fi scenarios, measuring the ratio of useful signal to background noise, with higher values indicating more stable line quality.65% similarUnverified信噪比概念原本来自电信工程，用于衡量有效信号相对于背景噪声的强度64% similarUnverifiedDigital Down Conversion (DDC) is responsible for shifting high-frequency RF signals down to baseband frequency, facilitating subsequent digital signal processing.64% similar
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