Title:
MAP CALIBRATION METHOD, MOBILE TERMINAL FOR SURVEYING AND MAPPING, AND SURVEYING AND MAPPING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2020/108634
Kind Code:
A1
Abstract:
A map calibration method, a mobile terminal for surveying and mapping, and a surveying and mapping system. The map calibration method comprises: obtaining position information of n surveying and mapping points (101); calculating to obtain position information of a map point on an electronic map corresponding to a surveying and mapping point so as to generate a matching pair (102); generating, according to the matching pair, a calibration relationship between the position information of the surveying and mapping point and the position information of the map point (103); and obtaining, according to the calibration relationship, a calibrated map point (104).
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Inventors:
TAN HAN-SHUE (CN)
HUANG JIHUA (CN)
HUANG JIHUA (CN)
Application Number:
PCT/CN2019/122131
Publication Date:
June 04, 2020
Filing Date:
November 29, 2019
Export Citation:
Assignee:
SUZHOU EAVISION ROBOTIC TECH CO LTD (CN)
International Classes:
G01C21/20; G01C21/32; G01S19/14; G01S19/41
Foreign References:
| CN109737963A | 2019-05-10 | |||
| CN1888824A | 2007-01-03 | |||
| CN1888824A | 2007-01-03 | |||
| CN106843277A | 2017-06-13 | |||
| US20080319657A1 | 2008-12-25 | |||
| CN107784633A | 2018-03-09 | |||
| CN105890602A | 2016-08-24 | |||
| CN101082501A | 2007-12-05 |
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
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