3) synthetic bandwidth
合成带宽
1.
In order to utilize the linear modulated stepped frequency radar to acquire the high resolution range profile of the high speed moving target,an improved frequency domain synthetic bandwidth approach is proposed.
为了利用线性调频步进雷达获得高速运动目标的高分辨距离像,提出了基于高速运动模型的频域合成带宽方法。
2.
The frequency domain synthetic bandwidth method is analyzed,and a novel quasi method that applies to deramp receive mode is proposed.
深入分析频域合成带宽方法,提出一种适用于去斜率接收信号的类频域合成带宽方法,详细讨论两种方法在实现过程中的具体操作问题,包括频域方法的滤波器设计和解决类频域方法的宽测绘带混叠现象。
3.
It can be realized by means of the synthetic bandwidth technique,an advantage of which is the reduction of the instantaneous bandwidth and sampling rate requirements of the radar system.
1米,超大带宽的实现成为系统设计的技术难题,基于综合ch irp波形的合成带宽(syn thetic bandw id th)技术是一种低价格的解决方法,它可以降低系统的瞬时带宽和采样率要求。
4) synthetic wideband
宽带合成
1.
This paper introduces an implement architecture of DAR based on synthetic wideband technology, analyses its operating principle,signal processing flows,the influences of Doppler effects,derives the expressions of radar echoes after synthesizing bands, and simulates the results.
给出了一种基于宽带合成技术的数字阵雷达的实现结构,分析了系统的工作原理、信号处理流程和多普勒效应的影响,推导了宽带合成后的雷达回波表达式,进行了计算机仿真。
5) Ultra-Wideband SAR imaging
超宽带合成孔径雷达成像
6) Ultra-wide sight echography
宽视野成像
1.
Objective To evaluate clinical value of Ultra-wide sight echography in B-ultrasound.
方法对30例患巨大肿物患者,二维超声扫查之后进行超宽视野成像。
补充资料：宽带
1.衣带宽松。形容腰变瘦。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条