It's been a few months since the launch of the new forums.  Here are a few thoughts. The thumbsup and beer buttons    If there is one thing that could have a...

Hi all,I am trying to gain more practical experience in DSP for digital communications and SDR with FPGAs and programmable devices (I am not new to embedded systems...

Hi,would it be possible to detect the center frequency at which an audio signal has been all-pass filtered from a recording of it? I assume that if you know the...

In the latest versions of MATLAB Simulink, they have added a block for the OFDM Baseband Modulator. I have gone through the article provided by the MATLAB support...

Hi,Can anyone explain how to change the phase of a signal.For example, if I have a sine signal, how can I modify its phase?

Hello,So I am struggling with a fundamental Nyquist bandwidth question. My SOC consists of a high-speed ADC followed by a complex mixer (with optional decimation).Say...

I have tried both autocorrelation and a simple FFT power spectrum, but I cannot see how I can extract the tone of this audio signal: www.tunelab-world.com/irregular-engine.wav I...

The IEEE Signal Processing Society (SPS) is starting a new publication program called the "IEEE Open Journal of Signal Processing". That program will be "dedicated...

Hi everyone,I am new to this forum.I have a signal composite of 500Hz, 1700Hz and 2500Hz signal. Sampling rate is 48K and number of data is of 1 s that is 48K too.I...

Hi All, I need some clarification in implementing Single Carrier Block Modulation. Especially in the receiver section. Transmit structure is consisting of 1 Pilot...