tdscdmasys.m

TD-SCDMA移动通信系统的系统级仿真平台

% tdscdmasys.m: 系统参数和初始化
% 
% contais all the system realated paramters needed.
% also contais all the frequently changed system and control paramters needed
% 毕海
% 2005.1.29
% Version 1
% 

%%%%%%%%%%%%%%%%%%%%%%% general %%%%%%%%%%%%%%%%%%%%%%
frequency = 2000;     %MHz
channelSpacing = 1.6e6; %Hz
channelOffset = 1;    %Offset for the second carrier (multiple of the channelSpacing)
W = 1.28e6;           %Hz - CDMA bandwidth
%%%%%%%%%%%%%%%%% BS parameters %%%%%%%%%%%%%%%%%%%%%%
BS_noise_figure = 5;         % dB
Thermal_noise_density = -174;% dBm/Hz
%%%%%%%%%%%%%%%%%% MS parameters %%%%%%%%%%%%%%%%%%%%%
msHeight = 1.5;       %m
MS_noise_figure = 7;  %dB

%%%%%%%%%%%%%%%%%%%%%%% general %%%%%%%%%%%%%%%%%%%%%%

%following parameters are fixed but could be as well BS or MS
%specific if different classes of BSs or MSs exist

BStype = [1];            % 1 for omni BS, 2 for 3 sector BS
WraparoundCircle = [3];  % 2 stands for 7, 3 stands for 19 BS, 4 stands for 37 
BSspace = 2000;

%following values are from 3GPP 25.102 and 25.105 
acsFilterUL = [49];    %channel offset 1,                  (BS selectivity), channel 2 not spec.
acsFilterDL = [33];    %channel offset 1,                  (MS selectivity), channel 2 not spec.
aclrFilterDL = [40 45]; %channel offset 1, channel offset 2 (BS leakage)
aclrFilterUL = [33 43]; %channel offset 1, channel offset 2 (MS leakage)

couplingLossBS = [70];          % coupling loss for BS
couplingLossUE = [53];          % coupling loss for UE
couplingLossLocalArea = [45];   % coupling loss for both BS and UE when used for Local Area 
%following values are from "hat"
acMinPowUL  = -55;  %dBm <- JNu
acMinPowDL  = -55;  %dBm
acMinPowUL  = -999; %dBm
acMinPowDL  = -999; %dBm
                              
%%%%%%%%%%%%%%%%%%%%%%%%%%%% propagation related %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
pathlossModel  = 1;            % 1: Okumura Hata
                               % 2: UMTS pedestrian (micro)
deltaHb = 15; %(needed with 2) % 3: UMTS vehicular  (macro)
                               % 4: UMTS vehicular with hb = 15m, f = 2000 MHz
                               % 5: OH with hb = 35 m
                               % 6: single slope model; slope = 40 dB/dec.
                               % 7: Linkloss data from nps/x
                               % 8: Linkloss data from nps/x (vector data displayed)
useImportedAntennaInfo = 0;    % 0: don't use antenna type/dir./tilt from NPSX, keep old
                               %    (antenna in NPSX should have been isotropic)
                               % 1: use antenna type/dir./tilt from NPSX
                               
sigmaLogNorm = 3;              % standard deviation for the log normal fading [dB]

sectCorr = 0.8;                % fading correlation between sectors at same cell
siteCorr = 0.5;                % fading correlation between sectors at different cell

mobilestationAntennaGain = 3;  % dBi
mobilestationBodyLoss = 3;     % dB

area_correction = [0];         % dB - 0 for urban,
%                                    -3 for dense urban,
%                                     8 for suburban....
antennaHeight = 35;            % 米
MinMCL = 70;                   % dB 

%%%%%%%%%%%%%%%%5%%%%%%%%%%%%%%%%%% power and antenna related %%%%%%%%%%%%%%%%%%%%%%%
maxBSOneAntennaPower = 25;            % dBm
numAntenna = 8;
AntennaGain = 14;
maxclass1MSpower = 21;
maxclass2MSpower = 24;
maxclass3MSpower = 30;

Pccpchpower = 27;           % dBm, for one code channel
Dwpchpower = 27;            % dBm,