GPS
Sponsored Links
This presentation is the property of its rightful owner.
1 / 50

GPS PowerPoint PPT Presentation


  • 118 Views
  • Uploaded on
  • Presentation posted in: General

GPS. GIS. RS. ระบบสารสนเทศ. Geographic Information Systems. RS. GIS. GPS. 3S Technology. ระบบบอกพิกัดตำแหน่งบนพื้นโลก ( Global Positioning System ) หรือเรียกย่อว่า GPS เพื่อใช้หาตำแหน่งต่างๆบนพื้นโลก

Download Presentation

GPS

An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -

Presentation Transcript


GPS

GIS

RS


  • Geographic Information Systems

RS

GIS

GPS

3S Technology


(Global Positioning System)

GPS

GPS 5 8 GPS


GPS


GPS

  • GPS Receiver 3


GPS

  • 24 ..


  • 3

  • (Waypoints)

  • (Tracks)

  • (Routes)


(satellite images)

1970 1972


(pixel)





Landsat TM

4 5 2533 JERS-1 SAR 2536

- -

-

-


Geographic Information System

1. 2. 3. 4.




1.

2.

3.

4.

- - (TIN DEM)

5.


  • 1. (Spatial Data)

  • 2. (Attribute Data)


2 - Vector ( ) ( x,y)

- Raster()



. ()

.


  • 3

  • (Point) X,Y()

  • (Arc)

  • (Polygon)


2


3.

TIN , DEM


  • 3

    1. TIN

  • The Triangulated Irregular Network x y z Z


  • - The Triangulated Irregular Network TIN- (Digital Elevation Model DEM)


TIN


Triangulated Irregular Network


2.DEM

  • ()




  • DEM

http://www.disaster.go.th/news01/webddpm/gallery2/10.jpg



GIS



  • Login