• 沒有找到結果。

q2 BMp2biB;i2 i?2 /QrMHBMF Qmi;2 Q7 i?2 P6.J 72KiQ+2HHb #v MHvbBb BM a2+iBQMb 8Xj M/ 8X9X q2 +QMbB/2` i?2 2t+HmbBp2 bT2+i`mK HHQ+iBQM M/ i?2 b?`2/

bT2+i`mK HHQ+iBQM b+?2K2b 7Q` i?2 72KiQ+2HHb M/ K+`Q+2HHX h?2 ;BM@Q`B2Mi2/

/Bbi`B#mi2/ +?MM2H b2H2+iBQM b+?2K2 M/ `M/QK b2H2+iBQM b+?2K2 `2 +QMbB/2`2/X q2 bbmK2 i?2 72KiQ+2HH HvQmi b b?QrM BM 6B;X jXRX h?2`2 `2 k9 72KiQ+2HHb `QmM/

i?2 +QMbB/2`2/ 72KiQ+2HH- M/ i?2 ;`QmT Q7 k8 72KiQ+2HHb Bb mMB7Q`KHv /Bbi`B#mi2/

BM  K+`Q+2HH rBi? i?2 +Qp2`;2 Q7 8yy K2i2`bX h?2 b2T`iBQM /BbiM+2b #2ir22M 72KiQ+2HHb `2 dsf = 20 K2i2`bX h?2 HBMF `2HB#BHBiv `2[mB`2K2Mi Bb H`;2` i?M NyWX h?2 MQKBMH bvbi2K T`K2i2`b `2 HBbi2/ BM h#H2 9XRX

8X8XR Pmi;2 S`Q##BHBiv BM 1t+HmbBp2 aT2+i`mK HHQ+iBQM

6m;m`2 8Xk b?Qrb i?2 Qmi;2 T`Q##BHBiv Q7 /Bz2`2Mi +?MM2Hb rBi? /Bz2`2Mi

?B;?2bi HBMF ;BM ;BMbi i?2 72KiQ+2HH bm#@+?MM2H mb;2 `iBQ ρ rBi? i?2 2t+HmbBp2 bT2+i`mK HHQ+iBQM- r?2`2 dsf = 20 K2i2`bX h?Bb };m`2 b?Qrb i?2 72KiQ+2HH@iQ@

72KiQ+2HH BMi2`72`2M+2 BM i?2 2t+HmbBp2 bT2+i`mK HHQ+iBQM bB;MB}+MiHv BKT+ib QM i?2 Qmi;2 T`Q##BHBivX b i?2 bm#+?MM2H mb;2 `iBQ BM+`2b2b- i?2 Qmi;2 T`Q#@

ey

#BHBiv BM+`2b2b /m2 iQ i?2 BM+`2bBM; BMi2`72`2M+2 7`QK Qi?2` 72KiQ+2HHbX AM i?Bb };m`2- i?2 bm#+?MM2H rBi? ?B;?2` HBMF ;BM +M +?B2p2 HQr2` Qmi;2 T`Q##BHBivX A7 i?2 bm#+?MM2H rBi? i?2 HBMF ;BM Bb ?B;?2` i?M i?2 R8@i? ?B;?2` bm#+?MM2H- i?Qb2 bm#+?MM2Hb +M 2Mbm`2 i?2 HBMF `2HB#BHBiv `2[mB`2K2Mi H`;2` i?M NyW r?BH2 Qi?2`

72KiQ+2HH mbBM; HH i?2 bm#+?MM2HbX *QKT`2 iQ i?2 `M/QK b2H2+iBQM b+?2K2- ;BM@

Q`B2Mi2/ b2H2+iBQM b+?2K2 +M ;m`Mi22 i H2bi k8 bm+?MM2Hb T2`7Q`K #2ii2` i?M

`M/QKHv b2H2+iBQMX

6m;m`2 8Xj b?Qrb i?2 Qmi;2 T`Q##BHBiv ;BMbi i?2 /i bm#@+?MM2H mb;2

`iBQ ρ rBi? i?2 2t+HmbBp2 bT2+i`mK HHQ+iBQM- r?2`2 dsf = 20 K2i2`bX q2 +QMbB/2`

i?2 irQ +?MM2H b2H2+iBQM b+?2K2b, ;BM@Q`B2Mi2/ M/ `M/QK b2H2+iBQM b+?2K2bX h?2 72KiQ+2HH@iQ@72KiQ+2HH BMi2`72`2M+2 BM i?2 2t+HmbBp2 bT2+i`mK HHQ+iBQM bB;MB}+MiHv BKT+ib i?2 HBMF `2HB#BHBiv T`Q##BHBivX b i?2 +?MM2H mb;2 `iBQ BM+`2b2b- i?2 Qmi@

;2 T`Q##BHBiv BM+`2b2b /m2 iQ i?2 BM+`2bBM; BMi2`72`2M+2 7`QK Qi?2` 72KiQ+2HHbX AM i?Bb };m`2- i?2 ;BM@Q`B2Mi2/ b2H2+iBQM b+?2K2 ?b #2ii2` T2`7Q`KM+2 i?M `M/QK b2H2+iBQM b+?2K2X A7 r2 `2[m2bi i?2 Qmi;2 T`Q##BHBiv `2[mB`2K2Mi ?b iQ H`;2` i?M NyW- i?2 `M/QK b2H2+iBQM b+?2K2 +M mb2 QMHv +?MM2H mb;2 `iBQ ρ = 0.4 7Q` i`Mb@

KBbbBQM M/ i?2 ;BM@Q`B2Mi2/ b2H2+iBQM b+?2K2 +M i`MbKBbbBQM rBi? +?MM2H mb;2

`iBQ ρ = 0.8X h?i K2Mb r2 +M mb2 100W KQ`2 bm#+?MM2Hb 7Q` +QKKmMB+iBQMb B7 r2 mb2 i?2 ;BM@Q`B2Mi2/ b2H2+iBQM b+?2K2X

8X8Xk Pmi;2 S`Q##BHBiv BM a?`2/ aT2+i`mK HHQ+iBQM

6m;m`2 8X9 b?Qrb i?2 Qmi;2 T`Q##BHBiv Q7 /Bz2`2Mi +?MM2Hb rBi? /Bz2`2Mi

?B;?2bi HBMF ;BM ;BMbi i?2 72KiQ+2HH bm#@+?MM2H mb;2 `iBQ ρ rBi? i?2 b?`2/

bT2+i`mK HHQ+iBQM- r?2`2 dsf = 20 K2i2`bX h?2 irQ@iB2` BMi2`72`2M+2 Bb +QMbB/2`2/X

*QKT`BM; 6B;X 8Xk- Bi Bb b?QrM i?i i?2 BMi2`72`2M+2 7`QK K+`Q+2HH bB;MB}+MiHv 2z2+ib QM i?2 HBMF `2HB#BHBiv- M/ i?2 Qmi;2 T`Q##BHBiv BM+`2b2bX 6Q` 2tKTH2- BM

eR

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 0

0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4

Data Subchannel Usage Ratio

Outage Probability

random selection 1−st channel gain 5−th channel gain 15−th channel gain 25−th channel gain 35−th channel gain

6B;m`2 8Xk, Pmi;2 T`Q##BHBiv rBi? 2t+HmbBp2 bT2+i`mK HHQ+iBQM b+?2K2 BM /Bz2`2Mi

?B;?2bi +?MM2H ;BMX

ek

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 0

0.05 0.1 0.15 0.2 0.25

Data Sub−channel Usage Ratio

Outage Probability

Anylysis value with random selection scheme Anylysis value with MAX channel gain selection scheme Simulation with random selection scheme

Simulation with MAX channel gain selection scheme

Outage

6B;m`2 8Xj, Pmi;2 T`Q##BHBiv rBi? 2t+HmbBp2 bT2+i`mK HHQ+iBQM b+?2K2 BM `M/QK

M/ +?MM2H@;BM Q`B2Mi2/ b2H2+iBQM b+?2K2bX

ej

6B;X 8Xk- r?2M r2 `2[m2bi i?2 HBMF `2HB#BHBiv `2[mB`2K2Mi ?b iQ H`;2` i?M NyW- i?2 8yW bm#+?MM2Hb +M #2 mb2/X >Qr2p2`- QMHv jyW +?MM2H mb;2 `iBQ +M #2 mb2/

r?2M r2 HHQ+i2 i?2 K+`Q+2HH M/ 72KiQ+2HHb BM i?2 bK2 bT2+i`mKX

6m;m`2 8X8 b?Qrb i?2 Qmi;2 T`Q##BHBiv ;BMbi i?2 /i bm#@+?MM2H mb;2

`iBQ ρ rBi? i?2 b?`2/ bT2+i`mK HHQ+iBQM- r?2`2 dsf = 20 K2i2`bX q2 +QMbB/2`

i?2 ;BM@Q`B2Mi2/ M/ `M/QK b2H2+iBQM b+?2K2bX *QKT`2/ iQ 6B;X 8Xj- Bi Bb b?QrM i?i i?2 irQ@iB2` BMi2`72`2M+2 bB;MB}+MiHv BKT+ib i?2 HBMF `2HB#BHBiv T`Q##BHBivX _M/QK b2H2+iBQM b+?2K2 +M mb2 9yW +?MM2H mb;2 `iBQ 7Q` +QKKmMB+iBQM M/

;m`Mi22 i?2 HBMF `2HB#BHBiv BM i?2 2t+HmbBp2 bT2+i`mK HHQ+iBQM b+?2K2- #mi QMHv jyW +M mb2 BM i?2 b?`2/ bT2+i`mK HHQ+iBQM b+?2K2X h?i K2Mb 72KiQ+2HH mb2 k8W HQr2` bm#+?MM2Hb #2+mb2 i?2 2ti` BMi2`72`2M+2 7`QK i?2 K+`Q+2HHX AM //BiBQM-i?Bb };m`2 BHHmbi`i2b i?2 ;BM@Q`B2Mi2/ b2H2+iBQM b+?2K2 ?b #2ii2` T2`7Q`KM+2 i?M

`M/QK b2H2+iBQM b+?2K2X A7 r2 `2[m2bi i?2 Qmi;2 T`Q##BHBiv `2[mB`2K2Mi ?b iQ H`;2` i?M NyW- i?2 `M/QK b2H2+iBQM b+?2K2 +M mb2 QMHv +?MM2H mb;2 `iBQ ρ = 0.3 7Q` i`MbKBbbBQM M/ i?2 ;BM@Q`B2Mi2/ b2H2+iBQM b+?2K2 +M i`MbKBbbBQM rBi?

+?MM2H mb;2 `iBQ ρ = 0.7X h?i K2Mb r2 +M mb2 RjjW KQ`2 bm#+?MM2Hb 7Q`

+QKKmMB+iBQM B7 r2 mb2 i?2 ;BM@Q`B2Mi2/ b2H2+iBQM b+?2K2X

8X8Xj AKT+i Q7 J+`Q+2HH _/Bmb M/ 62KiQ+2HH *?MM2H lb@

;2 _iBQ

AM i?Bb bm#b2+iBQM- r2 `2 BMi2`2bi BM i?2 `2HiBQMb?BT #2ir22M i?2 K+`Q+2HH M/

i?2 72KiQ+2HHX AM Qi?2` rQ`/b- r2 i`v iQ FMQr i?2 `2HiBQMb?BT #2ir22M i?2 72KiQ+2HH +?MM2H mb;2 `iBQ M/ i?2 K+`Q+2HH `/Bmb /BbiM+2 DMX >Qr KMv bm#+?MM2Hb +M #2 mb2/ r?BH2 r2 FMQr i?2 BM7Q`KiBQM Q7 i?2 K+`Q+2HH `/BmbX 6`QK i?2 MHvbBb

M/ i?2 bBKmHiBQM `2bmHib- i?2 H`;2` `/Bmb Q7 K+`Q+2HH- i?2 ?B;?2` +?MM2H mb;2

`iBQ +M #2 mb2/ #v 72KiQ+2HHbX

e9

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 0

0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4

Data Subchannel Usage Ratio

Outage Probability

randon selection 1−st channel gain 5−th channel gain 15−th channel gain 25−th channel gain 35−th channel gain

6B;m`2 8X9, Pmi;2 T`Q##BHBiv rBi? b?`2/ bT2+i`mK HHQ+iBQM b+?2K2 BM /Bz2`2Mi

?B;?2bi +?MM2H ;BMX

e8

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 0

0.05 0.1 0.15 0.2 0.25

Data Sub−channel Usage Ratio

Outage Probability

Anylysis value with random selection scheme Anylysis value with MAX channel gain selection scheme Simulation with random selection scheme

Simulation with MAX channel gain selection scheme

Outage

6B;m`2 8X8, Pmi;2 T`Q##BHBiv rBi? b?`2/ bT2+i`mK HHQ+iBQM b+?2K2 BM `M/QK

M/ ;BM@Q`B2Mi2/ b2H2+iBQM b+?2K2bX

ee

q2 BMp2biB;i2 i?2 /QrMHBMF Qmi;2 Q7 i?2 P6.J 72KiQ+2HHb #v MHvbBb BM a2+iBQMb 8Xj M/ 8X9X q2 +QMbB/2` i?2 b?`2/ bT2+i`mK HHQ+iBQM b+?2K2b 7Q` i?2 72KiQ+2HHb M/ K+`Q+2HHX h?2 ;BM@Q`B2Mi2/ /Bbi`B#mi2/ +?MM2H b2H2+iBQM b+?2K2

M/ `M/QK b2H2+iBQM b+?2K2 `2 +QMbB/2`2/X q2 bbmK2 i?i i?2 72KiQ+2HH HvQmi

b b?QrM BM 6B;X jXRX h?2`2 `2 k9 72KiQ+2HHb `QmM/ i?2 +QMbB/2`2/ 72KiQ+2HH- M/

i?2 ;`QmT Q7 k8 72KiQ+2HHb Bb mMB7Q`KHv /Bbi`B#mi2/ BM  K+`Q+2HH rBi? i?2 +Qp2`;2 DMX h?2 b2T`iBQM /BbiM+2b #2ir22M 72KiQ+2HHb `2 dsf = 20 K2i2`bX h?2 HBMF

`2HB#BHBiv `2[mB`2K2Mi Bb H`;2` i?M NyWX h?2 MQKBMH bvbi2K T`K2i2`b `2 HBbi2/

BM h#H2 9XRX

6m;m`2 8Xe b?Qrb i?2 Qmi;2 T`Q##BHBiv Q7 /Bz2`2Mi +?MM2H mb;2 `iBQ ρ

;BMbi i?2 K+`Q+2HH `/Bmb rBi? i?2 b?`2/ bT2+i`mK HHQ+iBQM- r?2`2 dsf = 20 K2@

i2`bX q2 +QMbB/2` i?2 BMi2`72`2M+2 7`QK K+`Q+2HH M/ 72KiQ+2HHbX h?2 ;BM@Q`B2Mi2/

M/ `M/QK b2H2+iBQM b+?2K2b `2 +QMbB/2`2/X Ai Bb b?QrM i?i i?2 irQ@iB2` BMi2`72`@

2M+2 bB;MB}+MiHv BKT+ib i?2 HBMF `2HB#BHBiv T`Q##BHBivX b i?2 K+`Q+2HH `/Bmb DM BM+`2b2b- i?2 Qmi;2 T`Q##BHBiv /2+`2b2b #2+mb2 i?2 BMi2`72`2M+2 7`QK i?2 K+`Q@

+2HH /2+`2b2X AM i?Bb };m`2- i?2 HQr2` +?MM2H mb;2 `iBQ ρ +M +?B2p2 HQr2` Qmi;2 T`Q##BHBiv M/ BMi2`72`2/ 7`QK i?2 Qi?2`b 72KiQ+2HHb rBi? HQr2` T`Q##BHBivX q?2M r2 +QKT`2 i?2 ;BM@Q`B2Mi2/ b2H2+iBQM b+?2K2 rBi? `M/QK b2H2+iBQM b+?2K2- i?2 ;BM@

Q`B2Mi2/ b2H2+iBQM b+?2K2 +M +?B2p2 HQr2` Qmi;2 T`Q##BHBiv i?M `M/QK b2H2+iBQM b+?2K2 r?2M r2 mb2 i?2 bK2 +?MM2H mb;2 `iBQX 6Q` 2tKTH2- b DM = 1000 K2@

i2`b M/ i?2 +?MM2H mb;2 `iBQ Bb 8yW- i?2 Qmi;2 T`Q##BHBiv Bb RyW #v i?2 `M/QK b2H2+iBQM b+?2K2- M/ 9W #v ;BM@Q`B2Mi2/ b2H2+iBQM b+?2K2X

h#H2 8XR b?Qrb i?2 `2HiBQMb?BT #2ir22M K+`Q+2HH `/Bmb DM M/ +?MM2H mb;2 `iBQ ρ Q7 72KiQ+2HHX AM i?Bb i#H2- r2 FMQr i?i i?2 H`;2` i?2 K+`Q+2HH `/Bmb-i?2 ?B;?2` `/Bmb-i?2 +?MM2H mb;2 `iBQ mb2/X h?2 i#H2 HbQ b?Qrb i?i `/Bmb-i?2 ;BM@Q`B2Mi2/

b2H2+iBQM b+?2K2 +M mb2/ KQ`2 +?MM2H mb;2 `iBQ ρ i?M `M/QKHv b2H2+i2/ mM/2`

i?2 bK2 K+`Q+2HH `/Bmb DMX A7 i?2 K+`Q+2HH `/Bmb DM Bb b?Q`i2` i?M k8y

K2i2`b-ed

100 200 300 400 500 600 700 800 900 1000 0

0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4

Macrocell radius

Outage Probability

random, ratio=0.2 max gain, ratio=0.2 random, ratio=0.5 max gain, ratio=0.5 random, ratio=0.8 max gain, ratio=0.8 random, ratio=1 max gain, ratio=1

6B;m`2 8Xe, Pmi;2 T`Q##BHBiv BM /Bz2`2Mi K+`Q+2HH `/BmbX

e3

i?2 `M/QK b2H2+iBQM b+?2K2 KF2b i?2 72KiQ+2HHb Bb Qmi;2 2p2M 72KiQ+2HHb mb2 QMHv i?2 +?MM2H mb;2 `iBQ ρ = 0.1X AM i?2 bK2 +QM/BiBQM Q7 K+`Q+2HH `/Bmb DM = 250 K2i2`b- 72KiQ+2HHb +M i`MbKBbbBQM rBi? +?MM2H mb;2 `iBQ ρ = 0.5 B7 72KiQ+2HHb mb2 i?2 ;BM@Q`B2Mi2/ b+?2K2X AM //BiBQM- i?2 +?MM2H mb;2 `iBQ rBHH #2 HBKBi2/ #v i?2 BMi2`72`2M+2 7`QK i?2 Qi?2`b 72KiQ+2HHbX 1p2M r2 B;MQ`2 i?2 K+`Q+2HH BMi2`72`2M+2-i?2 7K2iQ+2HH biBHH +MMQi mb2 HH BMi2`72`2M+2-i?2 #M/rB/i? 7Q` i`MbKBbbBQMX

h#H2 8Xk b?Qrb i?i i?2 `2HiBQMb?BT #2ir22M +?MM2H mb;2 `iBQ ρ M/ K+`Q@

+2HH `/Bmb DMX h?2 i#H2 b?Qrb i?i i?2 ;BM@Q`B2Mi2/ b2H2+iBQM b+?2K2 Bb #2ii2` 7Q`

72KiQ+2HH BM i?2 bK2 K+`Q+2HH `/Bmb mM/2` i?2 bK2 +?MM2H mb;2 `iBQ ρ i?i 72KiQ+2HH Bb mb2/X A7 r2 `2[m2bi i?2 +?MM2H mb;2 `iBQ ρ = 0.4- i?2 K+`Q+2HH `/Bmb DM ?b iQ #2 HQM;2` i?M e9dXjN K2i2`b B7 i?2 72KiQ+2HH mb2 i?2 `M/QK b2H2+iBQM b+?2K2- M/ B7 i?2 72KiQ+2HH mb2 i?2 ;BM@Q`B2Mi2/ b2H2+iBQM b+?2K2- i?2 K+`Q+2HH

`/Bmb DM ?b iQ #2 HQM;2` i?M RdyXR8 K2i2`bX

eN

h#H2 8XR, J+`Q+2HH `/Bmb p2`bmb +?MM2H mb;2 `iBQ rBi? /Bz2`2Mi b2H2+@

iBQM K2i?Q/X

J+`Q+2HH *?MM2H lb;2 _iBQ *?MM2H lb;2 _iBQ rBi?

_/Bmb rBi? _M/QK JtBKH *?MM2H :BM UDMV a2H2+BQM U_iBQ ρV a2H2+BQM U_iBQ ρV

Ryy t t

R8y t yXj

kyy t yX8

k8y yXR yXe

jyy yXR yXe

9yy yXk yXd

8yy yXj yXd

d8y yX9 yXd

Ryyy yX9 yX3

yX9 yX3

dy

h#H2 8Xk, *?MM2H mb;2 `iBQ p2`bmb K+`Q+2HH `/Bmb rBi? /Bz2`2Mi b2H2+@

iBQM K2i?Q/X

*?MM2H _M/QK a2H2+BQM JtBKH *?MM2H :BM lb;2 _iBQ QM J+`Q+2HH a2H2+BQM QM J+`Q+2HH

UρV _/Bmb UDMV _/Bmb UDMV

yXR k99X99 Rk8Xyk

yXk kN8X3e Rj3XkR

yXj j3dXjy R9NXke

yX9 e9dXjN RdyXR8

yX8 t RNeXd9

yXe t kjNXed

yXd t j9NXj8

yX3 t N9NXNe

yXN t t

R t t

dR

dk

*>Sh1_ e

MHvbBb Q7 .Bbi`B#mi2/ *?MM2H a2H2+iBQM 7Q` 62KiQ+2HH rBi? hrQ@iB2` AMi2`72`2M+2,

JmHiB+``B2` *b2

AM i?Bb +?Ti2`- r2 MHvx2 i?2 Qmi;2 Q7 72KiQ+2HH rBi? irQ@iB2` BMi2`72`2M+2 BM KmHiB+``B2` +b2X "Qi? ;BM@Q`B2Mi2/ M/ `M/QK b2H2+iBQM b+?2K2 `2 /Bb+mbb2/X JQ`2Qp2`- r2 BMp2biB;i2 i?2 `2HiBQMb?BT #2ir22M +?MM2H mb;2 `iBQ M/ K+`Q+2HH

`/Bmb BM i?2 2t+HmbBp2 M/ b?`2/ bT2+i`mK HHQ+iBQM b+?2K2bX

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