例句與造句

1. Research on ds bpsk signal carrier estimation methods
   信號(hào)載頻估計(jì)方法的研究
2. How to understand the correlation of parameters and its influence in communication system is the essential task in the research of communication system . through carrying on research and analysis to various kinds of adaptive algorithms , this paper is focus on the application of the algorithm in demodulation in the digital signal carrier transport . the dpsk signals demodulation basing on adaptive algorithm is improved on and a new method is presented for qdpsk and qam signals demodulation by adaptive filter
   簡單分析討論了ask 、 fsk的自適應(yīng)解調(diào)方法,由于本研究的戰(zhàn)術(shù)電臺(tái)中信號(hào)處理采用的是psk方式,所以本文重點(diǎn)研究了利用ndlms算法對(duì)dpsk信號(hào)的解調(diào)方法,并且結(jié)合調(diào)制信號(hào)中正交載波的特點(diǎn),提出了qdpsk信號(hào)自適應(yīng)解調(diào)方法,在提出上述方法后,本文通過仿真進(jìn)行了驗(yàn)證。
3. It's difficult to find signal carrier in a sentence. 用signal carrier造句挺難的