! " #
# $ % & # % "
! "
#$
! "
%&'
!
( !
!
" "# $
!
! "
" !
%& '
(# ) !
*# ) +,!
) -
&# # .( +,
! /012 "
012 ! #
)
%%!
!# )
" & ! # # 3,, "
43,,(!! "
!
& 556 ! (
" #
! ! "
!" +,
)! +, "
!"
+,8 $ !
! " !8
9" "
:
; <
! ! "#
%!
%
! %
! " "
# =
'
! '"!
" & ( !
! # 3
! !
! "
! "
!!#
9
&$>(# '
# 3"!
0)0-&## (
%!
# ) -
#
? @ ! "
A! $>
&( &(012!2 !
# 3!
012 !B@& &((
&(%
# 30)0-0
&(@ &C &(( &(
) ! ! " !
&(!
#
) +, !"
! # !
'
' "
# $!
>30%D
$
£
&(
' ##
£
&(@
&(
&(
&(
&( !
" " #
D
&C( @ &(&
( @
£
&(
&
£
C( @ &
£
(C&
£ (
&*(
E !
'##
' !
#
) 012
D
£
&(@
&(@ &( &.(
! ;
< '# )
&.(%&(
#
= !
"
! !
#
!
!%
!
0 +,&0 +,(#+
! "
$># )
! # 9 !
!012
# $
! " %$> ! !
3 " D &(
F&(! ! "
&(@ &(
# 9&(5
!&( &.(
!! "#
&(&*(#
)&(@5 ! "
! $>
# )!
/ / !
&# # "##(#
!
!!0 +, # )
! !
"!' #
) ' !
012# 9
#
!
3 ! !
B
@ B >30 %
012 &(# "D
&( @
&( &(
&(!&(5
&( @
&( &(
&(!&(@5
"#
3!
£
012
# G,3 !
£
&(
! #
# 3
&(
% 012
" 012
#
&(
@&
&
((
&(
&7(
&( G,3 ! / 012 !
&( @
2
! # 3 &##
(
&(
&(
@
&
&
((
&
&(
&
((
&H(
" !
&(
&7( &H(
>,3!
£
£
&(
£
&( @ &
&
((
&(
£
&( @
&
&
((
&(
&
&(
&
((
&I(
&( >,3 ! 012
&( @
2 ! #
" # $
&
£ (@
½
&C(
£
&( &J(
&( &I(# 32 !
%H ?%# &#.#(
&#.#(
! !
&(@
½
ID
!!
! @ >&&( @ 5(#
!
##
@>& &(
!@ (
$ ## # !
012 B
@&
&
((
!2 !
@
&(
!" #
9 %!
! " 0 +,
!! ! " +, #
' ! "
B
!
! #
B
@
&&((
&(
!
%
012 !
%
& !
012 ( ## &
&
(( &
&
((
# ! ## # !
&(@
%
> @
&
&
(( &
&
((
&(
! '
B
@
&
&
(( &
&
((
&*(
B
@
&
( &.(
B
@
&7(
2 ! #
)I
! "
&(
K !'
# 3 ## #
! &(
@
)!!"!
' ! " # ) ##
2 ! !&7(
@ &
B
(
$
9!!0 +,!!
" >30
!
@ .55 &(# 9
&012 !. =(#
3 #
!!0 +,
&! (D 5 = =7 =J = =
. =I =#9 !!!! "
+,!# 2
!J = #
%!
#
3 # ! " &
B
( !
# $ J =
5L! >30 #
3 #
% ! " !!#
! .!"
5L !
!#
4 6 8 10 12 14 16 18 20 22 24
1.5 2 2.5 3 3.5 4
Number of users
Average system capacity (post scheduling)
3 D $ !
@
57J.I&! (# , !
! ">30 #, #
0 2 4 6 8 10 12 14 16 18
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
Threshold (dB)
Normalized feedback load
3 D $ ! " #
#
, & (#
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
1.5 2 2.5 3 3.5 4
Normalized feedback load
Average system capacity (post−scheduling)
3 D $ ! @*57I&
(#
%
&
J5L( ! " %
+, !!#
- ! !
%012 ) -#
)*+*)*,-*.
!!"
# $%&'$()
**+,**-#...
+ '/$0 1
#..#
2 31'4/56
027 #--,#!2
#..#
" 3/)1481(&)8 9 11
:
022 -22,-*"$1!!7
* 8&;'< 3=1( 0
$$6 )
#..#
- 8<1$%1)
!!2
7 '< $98(1) $9>'0