55 lines
1.2 KiB
Matlab
55 lines
1.2 KiB
Matlab
classdef Electricalsignal < Signal
|
|
%ELECTRICALSIGNAL Summary of this class goes here
|
|
% Detailed explanation goes here
|
|
|
|
properties
|
|
fs
|
|
end
|
|
|
|
methods
|
|
function obj = Electricalsignal(signal, options)
|
|
%ELECTRICALSIGNAL Construct an instance of this class
|
|
% Detailed explanation goes here
|
|
arguments
|
|
signal
|
|
options.fs
|
|
options.logbook
|
|
end
|
|
|
|
obj = obj@Signal(signal);
|
|
|
|
fn = fieldnames(options);
|
|
|
|
for l = 1:numel(fn)
|
|
obj.(fn{l}) = options.(fn{l});
|
|
end
|
|
|
|
end
|
|
|
|
function pow = power(obj)
|
|
|
|
pow = mean( abs(obj.signal).^2 ) ;
|
|
pow = pow2db(pow)+30; %dbm
|
|
|
|
end
|
|
|
|
function cspr = cspr(obj)
|
|
|
|
carrier_power_dbm = pow2db( abs(mean(obj.signal)).^2 )+30; % dB -> +30 -> dBm
|
|
signal_power_dbm = obj.power;
|
|
|
|
carr_lin = abs(mean(obj.signal)).^2;
|
|
sign_lin = mean(abs(obj.signal).^2);
|
|
|
|
cspr_lin = pow2db(carr_lin/sign_lin);
|
|
|
|
cspr =carrier_power_dbm-signal_power_dbm;
|
|
|
|
end
|
|
|
|
|
|
|
|
end
|
|
end
|
|
|