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What is meant by bandpass sampling?
Bandpass sampling performs digitization and frequency translation in a single process. In BPS, we can sample the signal at twice the information bandwidth and remain consistent with the Nyquist sampling theorem.
Why is it called a bandpass filter?
Band pass filters are known generally as second-order filters, (two-pole) because they have “two” reactive component, the capacitors, within their circuit design. One capacitor in the low pass circuit and another capacitor in the high pass circuit.
What is a good crossover frequency?
80 Hz
The most common crossover frequency recommended (and the THX standard) is 80 Hz. On-wall or Tiny ‘satellite’ speakers: 150-200 Hz. Small center, surround, bookshelf: 100-120 Hz. Mid-size center, surround, bookshelf: 80-100 Hz.
What happens when one undersamples a bandpass signal?
When one undersamples a bandpass signal, the samples are indistinguishable from the samples of a low-frequency alias of the high-frequency signal. Such sampling is also known as bandpass sampling, harmonic sampling, IF sampling, and direct IF-to-digital conversion.
What do you mean by undersampling in signal processing?
In signal processing, undersampling or bandpass sampling is a technique where one samples a bandpass -filtered signal at a sample rate below its Nyquist rate (twice the upper cutoff frequency ), but is still able to reconstruct the signal. When one undersamples a bandpass signal, the samples are indistinguishable…
How is the rate of bandpass converted to baseband?
The rate was chosen by finding the lowest rate that is an integer sub-multiple of A and also satisfies the baseband Nyquist criterion: fs > 2 B . Consequently, the bandpass function has effectively been converted to baseband.
How to find the minimum sampling rate in signal processing?
Also that means modulation will not effect sampling if we want to recover the baseband signal back,so for this minimum sampling can be calcuated by baseband sampling as 2 f m ≤ f s Thanks for contributing an answer to Signal Processing Stack Exchange!