modulations
英 [ˌmɒdjʊˈleɪʃənz]
美 [ˌmɑdʒəˈleɪʃənz]
网络 自然变化; 调制
双语例句
- Detailed reviews conducted so far have not revealed any hazard specific to different RF modulations.
迄今开展的详尽检查没有揭示不同的无线电频率调制有任何特有的危害。 - The influences of BER using different modulation techniques in the weak and strong fluctuation regimes on Wireless Optical Communication systems are discussed. The results show that the subcarrier BPSK modulation is superior to the OOK and subcarrier DPSK modulations in Wireless Optical Communication systems applications.
讨论了弱、强湍流下不同调制技术对误码率的影响，结果表明：副载波BPSK调制在光通信系统应用中较OOK和副载波DPSK调制更具优势。 - Exact close-form expressions of the outage probability and error rate for the M-ary QAM and PSK modulations and the sum-rate capacity expression for arbitrary numbers of transmit and receive antennas are derived. The analytical results are verified through simulation results.
推导了采用多进制QAM和PSK调制的中断概率和误码率的表达式和渐近形式，以及针对任意数目发射和接收天线的总速率容量表达式，并通过仿真验证了理论分析的正确性。 - Dual-Channel PolSK Optical Transmissions Using SOA-Based All-Optical Polarization Modulations
基于SOA全光偏振调制的双信道PolSK光传输系统 - Focus on the research of the sine wave magneto-optical modulation& frequency multiplication method, and analyze the precision of this method. ( 4) Compare and summarize simulations of the rectangular wave and other wave magneto-optical modulations.
重点对正弦波磁光调制&倍频法进行了实验研究，并对其精度做了一定的分析。 - Different shapes of intensity distribution can be gotten by changing the parameters of radius, location, transmittance of amplitude modulations and spatial position, and the coherence length.
通过对振幅调制半径、调制位置、透射率以及空间位置和相干长度参数的改变，可以获得不同形状的光强分布。 - The monotone in which he spoke was strangely soothing. It was the voice of a born orator, rich in possible modulations.
他说话的调子毫无抑扬顿挫，却有一种奇妙的镇静作用。这是一个天生演说家的富于抑扬顿挫的声音。 - An Ultra-wideband Wireless Communication System Employing Cyclic Prefix and Pulse Modulations
采用脉冲调制和循环前缀的超宽带无线通信系统 - Analyze and summarize the properties of the four wave magneto-optical modulations.
我们对这几种波形的磁光调制方法的特性进行了分析和总结出了它们的特点。 - The redundant modulations of interference self-cancellation and time-domain windowing cause reductions in efficiency.
但是干扰自消除和时域加窗方法需要重复传送相同的信息，效率有所下降；