相移键控 phase shift keying(PSK)
- TFM是一种相关相移键控信号。
TFM belongs to Correlative Phase Shift Keying. - 研究基于小波变换有效提取信号瞬变特性的功能,对数字调制移相键控(PSK)信号进行符号速率估计。
Studies the function of wavelet transform (WT) that can effectively distill the transient characteristics of digital signals to estimate the symbol rate of PSK signals. - 数字信号的四相相移键控调制与解调技术以其灵活性和通用性而得到广泛的应用,符合未来数字通信技术发展的方向。
The technology of complete digital QPSK(Quaternary Phase Shift Keying) modulation and demodulation is suitable for the digital communication in the future for its flexibility and versatility.
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