The ultra wideband (UWB) radio models have been introduced with pulse-position-modulation (PPM), on-off-keying (OOK) and pulse-amplitude-modulation (PAM).
分析了超宽带冲激无线电的脉位调制、通断键控调制和脉冲幅度调制的信号模型。
Chaotic on-off keying (COOK) and differential chaos-shift keying (DCSK) are two simple modulation schemes.
混沌开关键控(COOK)和差分混沌键控(DCSK)是两种基本的调制方案。
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