# Difference between revisions of "Contributions:HilbertSignalProcessing"

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==Synopsis== | ==Synopsis== | ||

+ | Apply a bandpass filter (FIR and/or IIR). Then use HilbertFilter to compute either the Hilbert envelope or the instantaneous Hilbert phase. Finally, if desired, take the unwrapped derivative of the phase to obtain <math>2\pi \times</math> instantaneous frequency. | ||

==Location== | ==Location== |

## Revision as of 01:12, 27 March 2012

## Contents

## Synopsis

Apply a bandpass filter (FIR and/or IIR). Then use HilbertFilter to compute either the Hilbert envelope or the instantaneous Hilbert phase. Finally, if desired, take the unwrapped derivative of the phase to obtain instantaneous frequency.

## Location

http://www.bci2000.org/svn/trunk/src/contrib/SignalProcessing/HilbertSignalProcessing

## Versioning

### Authors

Cristhian Potes, Jeremy Hill

### Source Code Revisions

- Initial development:
- Tested under:
- Known to compile under:
- Broken since:

## Description

Filters