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单词
double modulation
释义
double modulation
double modulation
[
¦dəb·əl ‚mäj·ə′lā·shən
]
(communications)
A method of modulation in which a subcarrier is first modulated with the desired intelligence, and the modulated subcarrier is then used to modulate a second carrier having a higher frequency.
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更新时间:2025/3/11 8:22:51