1) Steeped frequency
步进调频
2) stepped frequency
调频步进
1.
After the introduction of basic theory of synthetic bandwidth method using stepped frequency sig- nals,a detailed algorithm for bandwidth synthesis is presented and some key techniques are proposed,including range overlap sup- pression,pulse repetition frequency selection and carrier frequency design,et al.
结合调频步进信号进行宽带信号合成的原理,给出了详细的流程和算法。
2.
A stepping compensation approach is proposed for high-resolution range profile(HRRP) and ISAR(Inverse Synthetic Aperture Radar) imaging,aimed at the ISAR imaging via stepped frequency modulated radar.
针对调频步进雷达的ISAR(Inverse Synthetic Aperture Radar)成像问题,提出了一维距离像和ISAR成像的分步补偿方法。
3) modulated stepped frequency radar
调频步进频雷达
4) frequency-stepped signal
步进调频信号
5) stepped-FMCW
步进调频连续波
1.
A new radar transmit waveform,which can be called multi-slope stepped-FMCW waveform,is proposed according to the characteristics of modern anti-tank missile weapon and the false alarm problem of tank initiative de- fence.
针对现代反坦克导弹武器的特点以及坦克主动防护系统在实际工作情况下的虚警问题,提出一种新的雷达发射信号,即多斜率步进调频连续波信号。
6) Linearly Modulated Stepped Frequency (LMSF)
线性调频步进
1.
To obtain the higher range resolution Inverse Synthetic Aperture Radar (ISAR) image, a method by combining the bandwidth of the Linearly Modulated Stepped Frequency (LMSF) radar signal in frequency domain is discussed.
该文讨论了一种利用线性调频步进(LMSF)雷达信号通过频域带宽合成以进行高距离分辨率逆合成孔径雷达(ISAR)成像的方法。
补充资料：调频-调频遥测系统
采用调频-调频二重调制方式的频分制遥测系统,简称FM-FM遥测系统，属于模拟式遥测系统。FM-FM遥测系统的抗干扰能力强，遥测精度也比较容易得到保证。模拟式遥测系统大都采用这一类系统。下图为 FM-FM遥测系统的框图。各路被测量经变换器变换成电压信号后去控制各路副载波振荡器。副载波振荡器一般采用压控振荡器（即电压控制的振荡器），其振荡频率正比于控制电压,这样就实现了第一次调频。为了防止路际干扰,各路已调副载波先通过低通滤波器，滤去高次谐波，再送到相加放大器形成多路信号，并通过信道调制器对载波调频，这样就实现了第二次调频。已调频的载波由发射天线发送出去。接收端收到遥测信号后先通过解调器解调出多路信号，再送往各分路的带通滤波器，即分路滤波器，把各路已调副载波分离开来。分离出来的已调副载波送到相应的分路解调器，进行第二次解调，就可以得到所传送的模拟信号。美国对 FM-FM遥测系统已经实现了标准化、模块化、系列化。广泛应用模拟集成电路制成标准部件，提高了系统的可靠性和适应性。
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