常見例句雙語(yǔ)例句In digital phase modulation system, there always exists carrier phase-ambiguity in the process of coherent demodulation.在數(shù)字相位調(diào)制系統(tǒng)的相干解調(diào)過程中,普遍存在著載波相位模糊問題。Based on the function of the synchronization status monitor of Q-1900, a new method for correcting output data status of all digital coherent QPSK demodulation is presented.結(jié)合Q-1900維特比譯碼器同步狀態(tài)監(jiān)測(cè)功能,提出了一種校正QPSK全數(shù)字相干解調(diào)的八種數(shù)據(jù)輸出狀態(tài)的新方法。The Digital Phase Lock Loop(DPLL)is the core of the coherent demodulation.數(shù)字鎖相環(huán)路(DPLL)是數(shù)字相干解調(diào)技術(shù)的核心。 返回 digital coherent demodulation