From d2f4d30ebcad7430e4f0495cae5c2b3a16be73ce Mon Sep 17 00:00:00 2001 From: rupak Date: Tue, 21 Jan 2020 19:05:09 +0530 Subject: added help files --- help/en_US/ssbdemod.xml | 97 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 97 insertions(+) create mode 100644 help/en_US/ssbdemod.xml (limited to 'help/en_US/ssbdemod.xml') diff --git a/help/en_US/ssbdemod.xml b/help/en_US/ssbdemod.xml new file mode 100644 index 0000000..1ce9be8 --- /dev/null +++ b/help/en_US/ssbdemod.xml @@ -0,0 +1,97 @@ + + + + + + + + ssbdemod + This function performs Single Side Band Amplitude Demodulation + + + + + Description + +Z = SSBDEMOD(Y,Fc,Fs) +demodulates the single sideband amplitude modulated signal Y +with the carrier frequency Fc (Hz). +Sample frequency Fs (Hz). zero initial phase (ini_phase). +The modulated signal can be an upper or lower sideband signal. +A lowpass butterworth filter is used in the demodulation. + + +Z = SSBDEMOD(Y,Fc,Fs,INI_PHASE) +adds an extra argument the initial phase (rad) of the modulated signal. + + +Z = SSBDEMOD(Y,Fc,Fs,INI_PHASE,NUM,DEN) +adds extra arguments about the filter specifications +i.e., the numerator and denominator of the lowpass filter. + + +Fs must satisfy Fs >2*(Fc + BW), where BW is the bandwidth of the +modulating signal. + + + + + + + + + Examples + + + + + Authors + + Pola Lakshmi Priyanka, IIT Bombay + + + -- cgit