Acquisition, pointing and tracking (APT) is the key technology in free space laser communication with the characteristics of high precision and large bandwidth.
高精度、宽带宽的激光捕获、对准和跟踪(APT)技术是自由空间激光通信的关键技术。
Some novel microstrip antennas with large bandwidth are introduced principally.
主要介绍了几种新颖的大带宽微带贴片天线和天线阵。
Successful seismic inversion usually requires a high signal-to-noise ratio and a large bandwidth.
成功的地震反演通常需要数据具有较高的信噪比和较宽的带宽。
This kind of filter has many advantages such as large bandwidth, easy to design and manufacture, and gives satisfactory performance.
这种滤波器具有频带宽、易于设计制作、性能良好等优点。
Compared to the theory signal, the chirp produced by DDS under large bandwidth, may have frequency distortion due to the limited chirp-rate.
受限于DDS芯片的调频转换速率，在大带宽下，DDS产生的线性调频信号相比理论信号可能存在频率失真。
They are characterized by ruggedness, light weight, high sensitivity, low acoustic impedance, easy conformability to complex surface, low cost and large bandwidth.
它具有耐磨、量轻、灵敏度高、声学阻抗低、容易固定在复杂的表面、价格便宜，频带宽等特点。
As cognitive radio system may work in very large bandwidth, and the spectrum is generally not continuous, so the data transmission must be adaptive to this feature.
由于认知无线电系统可能工作在非常宽的频带内，而且频谱一般不连续，所以数据传输方式必须能够自适应这种特性。
With the system towards the large bandwidth, high-resolution, signal processing real-time direction, SAR raw signal has a high data rate, so a higher demand is raised to real-time imaging system.
随着系统向大带宽、高分辨率、信号处理实时化的方向迈进，回波的数据率越来越高，因此对实时成像处理系统提出了更高的要求。
With the system towards the large bandwidth, high-resolution, signal processing real-time direction, SAR raw signal has a high data rate, so a higher demand is raised to real-time imaging system.
随着系统向大带宽、高分辨率、信号处理实时化的方向迈进，回波的数据率越来越高，因此对实时成像处理系统提出了更高的要求。
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