测高仪

星载激光测高仪测量森林的回波信号处理规范Q星

Processing of Satellite Laser Altimeter Forest Waveform Gauged Q-stars

一种融合测高仪与地面GPS数据的单站电离层反演方法

A Inversion Method for Estimation of Electron Density Combining Single Site ′ s Ground GPS Data with Ionosonde

基于ARM7的电离层测高仪射频信号源的设计与实现

Design and Implementation of RF Signal Sources for Ionosonde Based on ARM7

测高仪，高度计：一种测量高度的仪器，尤指飞机中的无液气压表，其可以测出伴随高度变化的压力变化n.男声最高音；

An instrument for determining elevation , especially an aneroid barometer used in aircraft that senses pressure changes accompanying changes in altitude .

南极中山站DPS-4电离层测高仪的中层夏季回波统计分析

The statistics analysis of mesosphere summer echoes observed by DPS-4 at Zhongshan station , Antarctica

对南极中山站数字式电离层测高仪1995~2002年观测数据的月中值进行了统计分析，揭示了中山站电离层F2层临界频率（foF2）的主要特征：foF2存在明显的日变化和年变化；

With the statistical analysis of the monthly medians from 1995 to 2002 of the DPS-4 ionospheric sounder at Zhongshan Station , Antarctica , main features of the ionospheric critical frequency ( f_oF_2 ) are revealed .

大气传输介质引起的激光测高仪回波能量衰减分析

Analysis of laser altimeter echo energy attenuation in atmosphere transfer medium

缺陷测高仪控制系统的研发

The Research and Development of Control System of Flaw Height Measuring Apparatus

用数字测高仪漂移测量研究电离层声重波扰动

Study of ionospheric gravity wave disturbances from drift measurements of a digisonde

电离层数字测高仪被动接收观测模式研究

Study of Passive Receiving Observation Mode for Ionospheric Digital Ionosonde

陆地生态系统的模型模拟数字声纳测高仪

Modeling Terrestrial Ecosystems A Digital Sonar System for Height Measurement

激光测高仪中飞行时间的高精度测量方法的研究

Methods of time-of-flight measurement of altimetry with high resolution

便携式缺陷测高仪的研制与开发

Research and Development of Portal Flaw Height Measuring Apparatus

电离层数字测高仪数据处理平台的研制

Development and Research on Data Processing Platform for Ionosonde

激光测高仪的回波信号理论模型

Theoretical model for return signal of laser altimeter

激光测高仪接收信号波形模拟器

Waveform Simulator of Return Signal for Laser Altimeter

利用雷达测高仪的卫星自主定轨

Autonomous Orbit Determination with radar altitude sensor

星载激光测高仪发展现状综述

Recent Progress of Spaceborne Laser Altimeter System

电离层数字测高仪实时控制处理系统

Real-time Control and Analysis System for Ionosonde

数字声纳测高仪

A Digital Sonar System for Height Measurement

同时将模拟波形的输出参数与测高仪理论计算得到的参数进行了比较，结果发现：模拟接收波形的脉宽与理论计算的脉宽吻合度达99.5%；

The simulated output parameters are compared with parameters of computing by using theoretical way .

激光测高仪回波分解算法

Decomposing Algorithm of Laser Altimeter Waveforms

激光测高仪通过物体表面反射的光束测量山脉的高度和峡谷的深度。

The laser altimeter will bounce beams of light off of the surface to measure the heights of mountains and depths of valleys .

通过系统升级改造后，不仅实现了武汉上空电离层数据实时在网上发布，而且还可在网上对数字测高仪进行远程控制。

Through upgrading , Wuhan ionospheric data can be accessed by Internet in real time , and Digisonde atWuhan could also be controlled through Intenet at Remote site .

利用雷达测高仪的测量结果和地球形状模型，计算地心矢量在卫星本体中坐标系的方向。

Using the measure data recurring to radio altimeter and model of earth ′ s shape , the direction of earth-satellite vector in satellite orbit frame was calculated .

在利用测高仪观测分析电离层的长期变化趋势时，发现单纯的温室效应并不能造成这么大的变化，因此我们提出了地磁场的长期变化可能会造成电离层的长期变化。

When analyzing the ionospheric long term trends from ionosonde observations , we found that just greenhouse effect is insufficient . We suggest that the long term variations of geomagnetic field may be another origin .

本文介绍用于某《水下装置》的数字式声纳测高仪，该系统利用声学原理为《水下装置》提供高度精确的信息。

A digital sonar system for height measurement has been developed for installation on a subsea equipment . This system , based on acoustic principle , could provide accurate information on the height of the subsea equipment .

同时，该系统还具有存储原始数据的功能，可根据需要进行脱机分析，满足对电离层观测研究的不同要求。其次，本文提出了一种在数字测高仪上实现垂直多频探测电离层扰动的方法。

Simultaneously , all raw data can be stored in the computer for analyzing off line to meet different demands of investigating ionosphere . Secondly , the paper presents a vertical multiple frequency sounding technique of ionospheric disturbances by using the digital ionosonde .

对有关数据的分析表明，高能粒子引起电离层吸收急剧增加，测高仪数据两天多信号空白，宇宙噪声吸收显著增加；

Analyzed these data and got the results as follows : a lot of solar highly energized particles penetrated into the polar ionosphere and ionized it , which significantly increased the cosmic noise absorption ( CNA ) and blanked the DPS 4 data for more than two days .