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Diffstat (limited to 'gnuradio-examples/python/hier/dect/README')
| -rw-r--r-- | gnuradio-examples/python/hier/dect/README | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/gnuradio-examples/python/hier/dect/README b/gnuradio-examples/python/hier/dect/README deleted file mode 100644 index c8853f185b..0000000000 --- a/gnuradio-examples/python/hier/dect/README +++ /dev/null @@ -1,46 +0,0 @@ -This directory contains a work in progress service monitor for DECT -digital cordless phone base stations and handsets. - - -Status ------- - -2007 Apr 27 - Converted to new hier_block2 format -2007 Apr 03 - Development on hold. -2007 Feb 11 - Added GMSK demodulation and option to log to file -2007 Feb 10 - Able to tune and log filtered baseband to file - - -Files ------ - -usrp_dect.py - DECT receiver application - -dect_receiver.py - Top-level hierarchical block (new type) implementing - receiver - -usrp_source.py - Hierarchical block (new type) implementing a USRP - complex source, with convenience functions for tuning, - gain, decimation, etc. - -gmsk2.py - Hierarchical block (new type) implementing GMSK - modulation and demodulation. This will eventually go - into the core blksimpl directory - -DECT Modulation Details ------------------------ - -In the US, the FCC has allocated four carrier frequencies for DECT usage: - -Channel Frequency -------- --------- - 1 1921.536 MHz - 2 1923.264 MHz - 3 1924.992 MHz - 4 1926.720 MHz - -These are spaced at 1.728 MHz intervals. - -The DECT PHY uses GMSK with a 0.5 bandwidth-time product at 1.152 Msym/sec, -for an occupied bandwidth (99% power) of 1.186 MHz (1.03 x symbol rate.) - |