%?File:?c17_cellularsetup.m
%?Software?given?here?is?to?accompany?the?textbook:?W.H.?Tranter?
%?K.S.?Shanmugan?T.S.?Rappaport?and?K.S.?Kosbar?Principles?of?
%?Communication?Systems?Simulation?with?Wireless?Applications?
%?Prentice?Hall?PTR?2004.
%
%?=====?Pre-defined?parameters?=========================================
r_cell?=?1000;		%?cell?radius?（in?meters）
n_co_ch_users?=?6;	%?number?of?co-channel?users
P_BS?=?0;			%?BS?transmitter?power?（in?dBW）
P_MS?=?0;			%?MS?transmitter?power?（in?dBW）
corr_fwd?=?0.0;		%?correlation?coefficient?-?forward?link
corr_rev?=?0.0;		%?correlation?coefficient?-?reverse?link
K?=?1;			????%?constant?in?the?link?equation
in_beam?=?0;		%?maximum?gain?of?the?sectorized?antennas?（in?dB）
%?---?Limits?（angles）?of?each?sector?---
sector_min?=?zeros（63）;
sector_max?=?zeros（63）;
sector_min（:1）?=?（pi/3）*[-3:2]‘;
sector_min（[1:3]2）?=?pi/3*[-3?-1?1]‘;
sector_min（13）?=?-pi;
sector_max（:1）?=?sector_min（:1）?+?pi/3;
sector_max（[1:3]2）?=?sector_min（[1:3]2）?+?2*pi/3;
sector_max（13）?=?pi;
%
%?---?Center?of?each?sector?----
%
phi_center?=?zeros（63）;
phi_center（:1）?=?（pi/3）*[-3:2]‘;
phi_center（[1:3]2）?=?（pi/3）*[-3?-1?1]‘;
%
%?---?Beamwidth?of?each?sector?---
%
phi_BW?=?[1?2?6]*pi/3;
%
%?---?Number?of?sectors?-----?
%
num_sectors?=?[6?3?1];
%
%?=====?User?Inputs?=========================================
%
num_snapshots?=?input（‘Number?of?snapshots?=?‘）;?
cluster_size?=?input（‘Cluster?size?（3?4?or?7）?=?‘）;
n_path?=?input（‘Path?loss?exponent?=?‘）;
sigma_int?=?input（‘Shadowing?std?deviation?-?interference?（dB）?=?‘）;
sigma_S?=?input（‘Shadowing?std?deviation?-?desired?signal?（dB）?=?‘）;
sec?=?input（‘Sectorization?（1=>60-sectoring?2=>120-sectoring?3=>omni）.?enter?--->?‘）;
ftb?=?input（‘Front-to-back?ratio?of?the?BS?antennas?（dB）?=?‘）;
out_beam?=?in_beam?-?ftb;
SIR_target_lower=input（‘the?lower?value?of?the?target?SIR_target?（dB）=?‘）;
SIR_target_upper=input（‘the?upper?value?of?the?target?SIR_target?（dB）=?‘）;
%?End?of?script?file.
????P_fwd_average_outage=zeros（41）;
????P_rev_average_outage=zeros（41）;
????P_fwd_outage_A=zeros（41）;
????P_rev_outage_A=zeros（41）;
????P_fwd_outage_B=zeros（41）;
????P_rev_outage_B=zeros（41）;
for?SIR_target=SIR_target_lower:SIR_target_upper
????P_fwd_outage=0;
????P_rev_outage=0;
????Num_A_fwd=0;
????Num_A_rev=0;
????Num_B_fwd=0;
????Num_B_rev=0;
??for?i=1:num_snapshots
%location?of?base?stations?（center?cell?is?located?at?x=0y=0）
%Location?（angular）?of?the?center?cell?of?each?cluster?in?the?first?tier
theta_N=[pi/6?0?pi/6?asin（1/（2*sqrt（7）））];
aux_1=[1?0?2?3?0?0?4];
theta=pi/3*[0:5]‘;
ind=aux_1（cluster_size）;
%Location?[xy]?of?the?center?cells?of?all?clusters?in?the?first?tier
bs_position=[sqrt（3*cluster_size）*r_cell*cos（theta+theta_N（ind））?sqrt（3*cluster_size）*r_cell*sin（theta+theta_N（ind））];
%Determination?of?the?sector?to?simulated?in?this?snapshot（???）
%--------Select（randomly）a?sector-------
sector=unidrnd（num_secto

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????7077661??2009-09-17?09:14??Prentice?Hall?-?Principles?of?Communication?System?Simulation?with?Wireless?Aplications.pdf

?????文件???????1237??2009-09-17?10:26??c17_erlangb\c17_erlangb.m

?????文件????????250??2009-09-22?10:34??c17_erlangb\erlang_b.m

?????文件????????250??2009-09-17?12:28??c17_erlangb\erlang_b.asv

?????文件????????165??2009-09-17?10:44??c17_erlangb\test.m

?????文件???????7539??2009-09-23?15:08??c17_erlangb\ALL.m

?????文件????????943??2009-09-18?10:12??c17_erlangb\wilkinson.m

?????目錄??????????0??2009-09-17?10:29??c17_erlangb

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??????????????7088045????????????????????8