pulse repetition frequency

[pʌls ˌrepiˈtiʃən ˈfri:kwənsi]
  • 释义

    脉冲重复频率;

数据更新时间:2025-11-14 09:23:45
1、

The natural calling songs in the field of different places have basically the same structural levels; they consist of rhythms with repetition frequency of 43-49 Hz, each rhythm with four syllables, each syllable with three pulse-groups and each pulse group with several pulses.

黑蚱蝉野外的自然鸣声具有基本相同的结构层次,都由重复频率为43&49Hz的节奏组成,每个节奏含有4个单音节,每个单音节含有3个脉冲群,每个脉冲群含有若干个脉冲。

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2、

Its song consists of amplitude modulating pulse trains, the repetition frequency being about 180 Hz. The measurable bandwidth is 200-12500 Hz with the main peak at 5 kHz.

其鸣声由重复频率约180Hz的调幅脉冲列组成,可见带宽200&12500Hz,主峰频率5kHz。

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3、

This paper presents a method extracting target acceleration by using discrete Wigner-Ville distribution under low pulse repetition frequency ( PRF) and a finite number of samples, velocity information ( Doppler frequency) of target can be obtained simultaneously by using the time-frequency analysis method.

提出了一种在低脉冲重复频率(PRF)和对目标采样数有限情况下提取加速度信息的方法。用这种离散时频分析方法同时也能获得目标的速度信息(多普勒频率)。

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4、

The relations among resolution, swath width ambiguity and pulse repetition frequency are discussed.

同时论述了分辨率 、 测绘带宽、模糊度、脉冲重复频率之间的相互制约关系.

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5、

This dissertation studies the ground clutter suppression of ABSR. Because low pulse repetition frequency ( LPRF) and low side-lobe antenna are adopted, we focus on main-lobe clutter suppression.

本文主要研究机载战场侦察雷达的地杂波抑制,由于采用了低脉冲重复频率和低副瓣天线,我们主要考虑主杂波的抑制。

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