The parasitic capacitance of the high speed laser is one of those factors which affect the modulation bandwidth.
高速激光器的寄生电容是影响其调制带宽的因素之一。
The modulation bandwidth and the relaxation oscillation frequencies of the laser are quite different at different injection powers and wavelengths.
发现在不同的注入光强度和波长下,激光器的调制带宽和弛豫振荡峰频率会发生变化。
As a result, the computer simulations show that the LPI capability of the new DSSS modulation become more effective within the same bandwidth and Spread Spectrum gain.
计算机仿真结果表明,在调制带宽或扩频增益不变的前提下,提高了DSSS调制信号的低概率截获性能。
The spread of analog audio modulation and bandwidth by the decision, there are many shortcomings with the inconvenience.
模拟音频的传播受到调制方式和带宽的决定,有非常多的缺点与不方便。
In this paper, a sine modulation method used to estimate the bandwidth in FOG design and assembly phase is presented.
提出了一种在陀螺设计和装配阶段采用正弦调制法测量光纤陀螺带宽的方法。
To increase the bandwidth efficiency, such a system scheme use the MSK modulation method combining with a premodulation filter.
文中讨论了以MSK调制技术结合预调滤波器提高带宽效率的系统构建方案。
Because high-speed data take up wide bandwidth, looking for one which have high efficiency modulation scheme and suitable for frequency hopping communication system is needed.
由于高速数据占用更宽的带宽,所以在调制制式上应该寻找一种适合于跳频通信特点的具有高频谱效率的调制方案。
The experiment shows that the bandwidth of the time delay as a function of the modulation frequency changes in the absorption and gain regimes due to the carrier-lifetime variation.
实验结果表明,由于载体寿命的变化,在吸收和增益区域,带宽的时滞随着调制频率的变化而变化。
To avoid excessive transmission distortion, the bandwidth between transmitter and receiver must be at least twice that with digital carrier modulation.
为避免过量的传输失真,发射机与接收机之间的带宽至少要两倍于数字载波调制的带宽。
The system chooses 2fsk modulation manner and appropriate hopping bandwidth from the aspect of mirror frequency restraining.
在系统设计方面,选用2fsk调制方式,并从镜像频率的抑制等方面考虑,选择了合适的跳频频带。
To increase the effectively transmitted bandwidth, digital multiplex channel Weaver complex modulation is employed to implement SSB modulation.
为了提高载波机的有效传输带宽,可采用多路数字韦瓦复调制的原理来实现载波机的单边带调制。
The results show that it is necessary to multiply a modulation function for the recorded interferometric intensity to avoid the effect of pulses bandwidth.
结果表明,为了消除飞秒脉冲的带宽影响,需要对测量记录的光强乘以一个调制因子;
LFM (Linear Frequency Modulation) pulse is a kind of important large time-bandwidth product signal and commonly used in modern radar system.
线性调频脉冲是现代雷达系统中常用的一种重要的大时宽-带宽积信号。
Chirp signal is a kind of pulse-compressed signal with large time-bandwidth products achieved through linear frequency modulation. It has high resolution in range because of its great bandwidth.
线性调频信号是通过线性频率调制获得大的时宽带宽积的一种脉冲压缩信号,具有大的带宽,因此有高的距离分辨力。
Continuous Phase Modulation (CPM) is widely used in wireless communications especially in military communications due to its high power and bandwidth efficiency.
连续相位调制(CPM)以其较高的功率有效性和带宽利用率,在无线通信领域尤其是军事通信领域得到广泛应用。
The Study on the Corelation of Modulation Coefficient and Bandwidth with Modulation Signal Parameters in Angular Modulation;
分析了线性载波调制信号经欠采样后,满足一定的条件时可以恢复基带信号波形。
The Study on the Corelation of Modulation Coefficient and Bandwidth with Modulation Signal Parameters in Angular Modulation;
分析了线性载波调制信号经欠采样后,满足一定的条件时可以恢复基带信号波形。
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