Cellular Networks Positioning Performance Analysis Reliability Part 8

Tham khảo tài liệu 'cellular networks positioning performance analysis reliability part 8', kỹ thuật - công nghệ, cơ khí - chế tạo máy phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Call-Level Performance Sensitivity in Cellular Networks 199 f r ---- ---- pl I K n K h Ln n In n a a Ah Ah gi gb gc gd ga gb g gd E a n fL K7 K1 mn E1 E E A_ . A j 1 s -ij j x 1 --------- ----------- K n K h E A i 1 ----- ---- K n K h 6 where m n u n -1 Ee i 1 j 1 m E A ip k EK - j x 1 ih Ah _1 m 1 ui 1 I r-- -- E E A. fp K h Ế1 A eE-Ej IL x 1 ----- ---- K n K h i 1 ----- ----- K n K h IIi J - 1 m 1 ui -1 EE i 1 j 1 ----- ---- K n K h dh Er j x 1 7 n m in _ h m 1 m 1 0 fcin S - N for i 1 2 . E uXn E u E uxh m h x 1 n x s kin xs k h S 0 k h S for i 1 2 . s uA i 1 i 1 x 1 7 ỷ 7 g n ỗa n m 1 E i 1 p A r K n ----- K h K n - en K h E Xn 1 x 1 -17 n An _- m 1 ui 1 Pee A r Y s A . -1 j K e 1 E X h _ x 1 - ep K h E X 7 1 x 1 _ p 7 ỷ K -e E X 7 _ x 1 - e. K h E X j 1 x 1 J 7 8 X in gCn E r c n K n e n k 7 ív n V p K n e n -1 K h i 1 É Xn E un . ỷ L x 1 -1 L x 1 7 1 . m i_ gdn E E f A f 7 d P K n e n1 K h p K n e n1 K h E Xn -1 j E Xn j E Xn j x l ỷ L x 1 J 7 ỷ L x 1 J 7 f A f A si - E i K n K h _ - A m E Xh 1 x 1 _ p 7 ỷ K n K h _ - A E Xh 1 x 1 _ 7 7 9 10 11 200 Cellular Networks - Positioning Performance Analysis Reliability mh j h 1 iT 1 r Ti gbh XX b h k K h e h1 - eh P K K eZ - e h i 1 1 1 X uXh -1 1 Xu Xu i 1 Xu Xh i X - _ X-1 L X 1 X 1 J z L X 1 X 1 J z 12 I i I i gcx X ch Kn K e h X Xh _ X 1 _ P J V Kn K e h 1 X u Xh _ X 1 _ z 13 h h _1 m u _ 1 s x X I i I V d s X IC n K h eh X Xh 1 _ X 1 _ P JI K n Kh eg X uXh 1 _ X 1 _ 14 Of course the probabilities must satisfy the normalization equation given by 15 . S-N S-N S S ir X-. E X . X PI K n K h ki h khxh X uX f X uX f x 1 x 1 15 m n n m h h X uX X uX X k X 1 u uin X i k X S y J V z The corresponding steady state probabilities are calculated by means of the Gauss-Seidel Method Cooper 1990 . Let us assume that the channels reserved for handoff prioritization are given by N n N and N h 0 respectively and the total number of channels is S. Transition rates shown in Table I are given by for y n h KW K h JJ .