| 1. | The components occur at infinitisimally small frequency . 分量是在无限小频率间隔上出现的。 |
| 2. | Frequency response and separation test record 频率响应和频率间隔的测试唱片 |
| 3. | Duplex frequency separation 双工频率间隔 |
| 4. | However , this algorithm is not fit for the detection of the signals whose frequencies are very close to each other 但是该算法不适用于检测频率间隔很近的谐波和间谐波。 |
| 5. | With the frequency become more and more destinty , the frequency divided into kinds of communication systems become more and more narrow 通信频率资源的日益紧张,分配到各类通信系统的频率间隔越来越密。 |
| 6. | In this thesis , the effect of different frequency interval and power allocated of multiple - tone interference on the performance of the proposed scheme is analyzed by simulation results 仿真结果表明,多音干扰的频率间隔越大时,该算法的干扰抑制性能越好。 |
| 7. | The millimeter wave diplexers used in the ka - band satellite communications are investigated . these diplexers are of high working frequency , narrow passband and high selectivity , which demands the channel filters good performance 所研究的毫米波双工器工作频率高(接近40ghz ) ,收发通道带宽窄、接收频率和发射频率间隔很小。 |
| 8. | It is discoverde that with a looped feedback circuit , the dds acousto - optic mode locking has the function of tracking the frequency interval of the laser resonator longitudinal mode , and stabilizing the quality of the laser beams Dds声光锁模器在增加闭环反馈环路后,可以跟踪激光谐振腔纵模频率间隔变化,稳定激光光束输出质量。 |
| 9. | Frequency diversity technique is effective in suppressing age if the frequency interval is big enough to remove off the correlation between the pulses transmitted by radar , wide - band mmw radar can satisfy the requirement but conventional microwave radar can t 频率分集技术抑制目标角闪烁的有效性,取决于去除脉间相关性的性能,即要求雷达发射信号必须有较大的频率间隔,宽带毫米波雷达正好满足了这一常规微波雷达不能满足的要求。 |
| 10. | In wavelength conversion based on four - wave mixing ( fwm ) in soa , balance efficiency can be obtained in larger range when increasing saturation power of the optical amplifier and decreasing the saturation power of spectral hole burning and carrier heating 而在基于soa的四波混频( fwm )波长转换中,在提高光放大器饱和功率的同时减小光谱烧孔( shb )和载流子加热( ch )饱和功率可有效提高较大频率间隔处的转换效率,并保持其在较大频率失谐范围内的效率均衡。 |