International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Vol XXXV, Part B3. Istanbul 2004 Inte 
  
  
Experimental date carried out January 27(Mon.) — 31(Fri.), 2003 
  
Residential area of Toyonaka City, Osaka (500m?) (Figure 
1) 
32 control points of 3” and 4” grade in total at 3 routes of I, 11, and III 
(Figure 1) 
Field of experiment 
  
Public control points used for surveying 
  
  
  
System of VRS GPSnet (Trimbls); Operating by LBS provider - JENOBA 
Reference stations Sakai, Inagawa, Ootsu2, Koubechuo, Minoo of GEONET (Figure 2) 
Rover’s data communication Mobil phone of J-Phone 
  
  
  
  
Table 1. Summary of the experiment, used hardware and software 
  
  
  
  
  
     
  
  
  
  
  
    
  
  
  
  
  
  
  
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D ed AY F Y-—I 
Figure 1. Distribution map of local control points for public surveying 
(A total of 32 local control points of 3“ and 4” grade spread over a residential area in Toyonaka city) 
Surveying of the control points A repeated positioning at each point of 3 routes under different surveying ways 
Elevation of GPS satellites 10 degree both in VRS system and the rover 
  
PDOP: less than 4; 
limits of 20 epochs per set EN : ; 
The limits of 20 epochs p The deviation in XY is less than +-20 mm and +-30 mm in H 
  
  
  
  
  
Table 2. Methods of experimental surveying and their configurations 
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