Title:
MONITORING METHOD, MONITORING SYSTEM, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2018/020691
Kind Code:
A1
Abstract:
Disclosed is a monitoring method wherein: a target is prepared using terrain model data including terrain location information; at a first time, an image of the target is picked up by means of an image pickup unit of a surveying device, and first image data is generated; at a second time after the first time, an image of the target is picked by means of the image pickup unit of the surveying device, and second image data is generated; and displacement of the target is detected using a first image based on the first image data, and a second image based on the second image data.
Inventors:
OHHASHI TETSUYA (JP)
Application Number:
PCT/JP2016/072453
Publication Date:
February 01, 2018
Filing Date:
July 29, 2016
Export Citation:
Assignee:
NIKON-TRIMBLE CO LTD (JP)
International Classes:
G01C15/00
Foreign References:
| JP2011069797A | 2011-04-07 | |||
| JP2008107175A | 2008-05-08 | |||
| JP2002328021A | 2002-11-15 | |||
| JP2001264059A | 2001-09-26 | |||
| JP2015010911A | 2015-01-19 |
Other References:
See also references of EP 3492864A4
Attorney, Agent or Firm:
ONDA, Makoto et al. (JP)
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