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2010-01-09gr-noaa: work-in-progress for LRIT receptionJohnathan Corgan
Reworked usrp_rx_lrit to get to constellation Added file_rx_lrit to read from capture file
2009-11-09gr-noaa: added HRPT minor frame parsing, renamed scriptsJohnathan Corgan
implemented start of minor frame parsing renamed demod_rx_hrpt to hrpt_demod, new defaults added configuration flags to hrpt_decoder added hrpt_decode app updated file_rx_hrpt with new defaults updated usrp_rx_hrpt_* with new defaults
2009-11-02gr-noaa: Combined noaa_hrpt_bit_sync into noaa_hrpt_deframerJohnathan Corgan
Added Octave script to convert from frame data to AVHRR channel images Removed noaa_hrpt_bit_sync block
2009-11-02Added frames_to_ppm Octave script, use ImageMagick to convert to pngJohnathan Corgan
2009-11-01gr-noaa: Switched to 'double rate BPSK' HRPT synchronizationJohnathan Corgan
Added hrpt_bit_sync block Using MM clock sync at double data rate Created file_rx_hrpt GRC app Updated demod_rx_hrpt GRC app Updated usrp_rx_hrpt GRC Updated usrp_rx_hrpt_nogui app Deleted usrp_rx_hrpt2 GRC app Deleted hrpt_sync_fb block
2009-10-28Created a grc_blockdir in makefile.common.Josh Blum
Switched the grc src prefix in grc makefiles. Removed grc/Makefile.inc as it was no longer neededed.
2009-10-13Added run-to-completion to demod_hrpt_file.grcJohnathan Corgan
2009-10-13Added timing adjustment for zero crossings at bit edgesJohnathan Corgan
2009-09-28Merge branch 'wip/gr-noaa' of http://gnuradio.org/git/jcorgan into masterJohnathan Corgan
* 'wip/gr-noaa' of http://gnuradio.org/git/jcorgan: Restored original HRPT GUI script and documented various script choices. Renamed simplified HRPT script to allow restoring original General improvements in HRPT receiver
2009-09-28Removed multiple install of noaa_swig.i from Makefile.amThomas Tsou
2009-09-27Restored original HRPT GUI script and documented various script choices.Johnathan Corgan
2009-09-27Renamed simplified HRPT script to allow restoring originalJohnathan Corgan
2009-09-27General improvements in HRPT receiverJohnathan Corgan
Added usrp_rx_hrpt_nogui script Simplified usrp_rx_hrpt script for lower CPU usage Changed matched filtering taps to be whole symbol
2009-09-25Add missing cstdio include for gcc 4.4 compatibility.Philip Balister
2009-09-23Fix missing type specifier for maskJohnathan Corgan
2009-09-23Added README and updated configuration requirementsJohnathan Corgan
2009-09-23Split HRPT script into live receive and post-processingJohnathan Corgan
Cleanup debug info Created 'demod_hrpt_file.py' Updated 'usrp_rx_hrpt.py' with GUI, USRP, and config file
2009-09-20Dumps HRPT frames to text file similar to specification documentJohnathan Corgan
2009-09-20Added skeleton HRPT decoder blockJohnathan Corgan
2009-09-20Updated HRPT receiver to read files recorded as shortsJohnathan Corgan
2009-09-20Add HRPT word output to deframerJohnathan Corgan
Put in half bit width matched filter Change default sync_alpha to 0.05
2009-09-20Reorganization of directoriesJohnathan Corgan
Moved apps into own directory Added (empty) python directory
2009-09-20Added HRPT deframer blockJohnathan Corgan
2009-09-20Changed synchronizer to output sliced bits.Johnathan Corgan
2009-09-20Updated HRPT blocks/scripts for testing. Seeing good minor frame sync's.Johnathan Corgan
* Change PLL and SYNC blocks to output floats * Correct bit sense * Update RX script to record ascii bits
2009-09-20Implemented crude timing recovery using zero crossings but no resamplingJohnathan Corgan
2009-09-20Work in progress, incompleteJohnathan Corgan
* Renamed noaa.carrier_pll_cc to noaa.hrpt_pll_cc * Added nop noaa.hrpt_sync_cc * Renamed grc apps to use usrp_ prefix and protocol name * Installed grc generated scripts to path
2009-09-20Update rx_poes script to filter prior to PLL.Johnathan Corgan
2009-09-20Created new gr-noaa top-level component.Johnathan Corgan
Initial work: - Carrier recovery/mixer PLL block - Start of POES grc pipeline, recovers Manchester symbols only - Start of GOES grc pipeline, recovers BPSK symbols only