中文核心期刊
CSCD来源期刊
中国科技核心期刊
RCCSE中国核心学术期刊

Journal of Chongqing Jiaotong University(Natural Science) ›› 2002, Vol. 21 ›› Issue (3): 83-86.

Previous Articles     Next Articles

Researches on obtaiming methods of coordinate transform parameters from WGS-84 to engineering system

FENG Xiao1 , ZHOU Ping2 , LIU Xing3 , XU Guang1   

  1. 1.Chonqing Jiaotong University , Chonqing 400074 , China ; 2.Civil Institude of Chongqing University , Chongqing 400028, China ; 3.B Department of Chongqing University , Chongqing 400045, China
  • Received:2001-09-05 Online:2002-09-15 Published:2015-05-18

WGS-84至工程坐标系的转换参数获取

冯晓1,周平2,刘星3,徐光1   

  1. 1.重庆交通学院道路工程系,重庆400074;2.重庆市勘测院,重庆400023; 3.重庆大学B区土木学院,重庆400045
  • 作者简介:冯晓(1960 — ),男,重庆人,副教授,工学博士,主要研究GPS定位技术,高等级公路测设新技术及路 线CAD等

Abstract: More attentions are paid to the precision problems to obtain coordinate transform atior atior parameters from WGS-84 System to Engineering System.Necessities to research are put forward .Based on analyzing on the influencing factors on precision of transform atior parameters , some useful methods and points of view are put forward

Key words: GPS , position , satellite network , ground network , coordinate transformtion

摘要: 随着直接由GPS相对定位获取高精度的工程坐标成为可能,由GPS测定WGS-84坐标系的坐标(或坐标增 量)至用户定义的工程坐标系坐标(或坐标增量)所需的转换参数的获取方法以及精度日益为人们所重视。提出 了研究这一问题的必要性。在给出不同条件下坐标转换参数的获取技术的基础上,对转换参数的精度的影响因素 进行了分析,对转换网的要求提出了定性的观点。

关键词: GPS定位, 卫星网, 地面网, 坐标转换

CLC Number: