Root Raised Cosine Filter: Difference between revisions
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This filter is a convenience wrapper for an fir filter and a firdes taps generating function. | |||
This is | |||
== Parameters == | == Parameters == | ||
(''R''): <span class="plainlinks">[https://wiki.gnuradio.org/index.php/GNURadioCompanion#Variable_Controls ''Run-time adjustable'']</span> | (''R''): <span class="plainlinks">[https://wiki.gnuradio.org/index.php/GNURadioCompanion#Variable_Controls ''Run-time adjustable'']</span> | ||
; | ; Decimation | ||
: Description of parameter, provide any tips or recommended values. Note that the name of the parameter above should match the param's label that shows up in grc (e.g. Sample Rate). | : Description of parameter, provide any tips or recommended values. Note that the name of the parameter above should match the param's label that shows up in grc (e.g. Sample Rate). | ||
; | ; Gain (''R'') | ||
: | : Overall gain of filter (typically 1.0) | ||
; Sample Rate (''R'') | |||
: Sample rate in Hertz. | |||
; Symbol Rate (''R'') | |||
: Symbol rate, must be a factor of sample rate | |||
; Alpha (''R'') | |||
: Excess bandwidth factor | |||
; Num Taps (''R'') | |||
: Number of taps | |||
== Example Flowgraph == | == Example Flowgraph == | ||
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; Public header files | ; Public header files | ||
: [https://github.com/gnuradio/gnuradio | : [https://github.com/gnuradio/gnuradio/blob/master/gr-filter/include/gnuradio/filter/firdes.h#L320 Taps creation] | ||
: [https://github.com/gnuradio/gnuradio/blob/master/gr-filter/include/gnuradio/filter/interp_fir_filter.h Filter definition] | |||
; Block definition | ; Block definition | ||
: [https://github.com/gnuradio/gnuradio | : [https://github.com/gnuradio/gnuradio/blob/master/gr-filter/grc/filter_root_raised_cosine_filter.block.yml] |
Revision as of 15:16, 11 September 2019
This filter is a convenience wrapper for an fir filter and a firdes taps generating function.
Parameters
(R): Run-time adjustable
- Decimation
- Description of parameter, provide any tips or recommended values. Note that the name of the parameter above should match the param's label that shows up in grc (e.g. Sample Rate).
- Gain (R)
- Overall gain of filter (typically 1.0)
- Sample Rate (R)
- Sample rate in Hertz.
- Symbol Rate (R)
- Symbol rate, must be a factor of sample rate
- Alpha (R)
- Excess bandwidth factor
- Num Taps (R)
- Number of taps
Example Flowgraph
Insert description of flowgraph here, then show a screenshot of the flowgraph and the output if there is an interesting GUI. Currently we have no standard method of uploading the actual flowgraph to the wiki or git repo, unfortunately. The plan is to have an example flowgraph showing how the block might be used, for every block, and the flowgraphs will live in the git repo.
Source Files
- C++ files
- TODO
- Header files
- TODO
- Public header files
- Taps creation
- Filter definition
- Block definition
- [1]