查询词典 radiolocation

So, radiolocation technique in the communication system based on OFDM modulation was investigated in this paper.

为此本文结合两者对基于OFDM调制的通信系统中的无线定位相关技术进行了研究和探讨。

This text has discussed basic method and principle of the radiolocation: Calculating method, approaching method and radiolocation.

本文讨论了无线电定位的基本方法和原理：推算定位、接近式定位和无线电定位。

Utilizing GSM network, there are many ways to realize radiolocation to the urban taxi.

利用GSM网络，对城市出租车进行无线定位，有多种方式可以选择。

This paper first briefly introduces the theories and methods of radiolocation, discusses some new NLOS error mitigation algorithms, then present a novel positioning algorithm.

传统的无线定位系统有全球卫星定位系统和LoranC等等，利用现代移动通信系统的蜂窝网络提供位置信息是一种新的定位方式。

To solve the direction-finding with communication signal and the integration of communication and radiolocation,a new space-time OFDM modulation technique is proposed,and the system can transmit azimuth message.

为解决利用通信信号的测向和通信定位综合设计问题，提出了一种载有方向信息的OFDM时空调制技术。

In short-baseline differential GPS or E911 radiolocation based onmobile communication networks, multipath becomes a major ranging error source.

在近距差分GPS或者是基于移动通信网的E911用户定位中，多径干扰都成为了主要测距误差源。

To meet the challenge of future mobile communication and integrated communication and radiolocation systems, a new quaternary 8 phases space-time modulation technique with 36-element circular array antenna is proposed.

针对通信定位综合一体化的趋势和未来移动通信发展的需要，本文提出了一种新颖的四进制八相时空调制技术，设计了一种利用36元均匀间隔圆阵天线发射的通信定位综合化系统。

Radiolocation means through collecting and analyzing relevant network datum, to confirm geographical position information (longitude and latitude coordinate) in the public land mobile communication network.

移动定位是指通过收集和分析网络相关数据，确定移动台在公共陆地移动通信网中的地理位置信息。

Consequently, location techniques in CDMA are being investigated.This paper first briefly introduces the theories and methods of radiolocation, discusses some new NLOS error mitigation algorithms, then present a novel positioning algorithm.

首先简要介绍了无线定位技术的原理及方法，对CDMA移动定位系统中测量误差对定位精度的影响，尤其是非视距误差的影响及相关误差消除算法进行了讨论，提出了一种简单有效的残差排序筛选定位算法。

RLSS? Radiolocation Satellite Service?

无线电定位卫星服务

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。