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词汇
QPSK
释义
QPSK
正交相移编码(=Quadrature Phase-Shift Keying)
一种调制数字信号的编码方式,它利用四个相位来对每个相移的两个bit进行编码,可以用於上行。
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catch
Catch-22
catch a cold
catch a glimpse of
catchall
catch-as-catch-can
catch at
catch at a straw
catch crop
catcher
catch fire
catchfly
catching
catch it
catch line
catchment
catchment area
catch on
catch one's breath
catchpenny
catchphrase
catchpole
catchpoll
catch sb.napping
catch sb.red-handed
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