An Approach for Three-Dimensional Sectorization in the Terminal Area Based on Airspace Function

Algorithm 1

Judgment and adjustment

Input: All Functional Sectors and

Output: Adjusted Sectors

1: forindo

2:  

3:  forin 1,2…do

4:   

5:   if intersect withthen

6:    

7:   end if

8:  find all consecutive height intervals

9:  if exists then

10:   find the height interval with longest interval length

11:   

12:  else

13:   extend available vertical range to (1, )

14:   go to find all consecutive height intervals

15:  end if