diff options
Diffstat (limited to 'grc/examples/trellis/readme.txt')
| -rw-r--r-- | grc/examples/trellis/readme.txt | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/grc/examples/trellis/readme.txt b/grc/examples/trellis/readme.txt deleted file mode 100644 index d620fd628..000000000 --- a/grc/examples/trellis/readme.txt +++ /dev/null @@ -1,16 +0,0 @@ -This is an example of using gr-trellis in grc. - -Two users are transmitting simultaneously using convolutionally encoded QPSK, each with power P1=alpha*P and P2=(1-alpha)*P. -The combined signal is observed in noise and four different receivers are considered: -1) A viterbi decoder decoding user 1 assuming user 2 is noise -2) A viterbi decoder decoding user 2 assuming user 1 is noise -3) A viterbi decoder decoding user 1 first - and then reencoding this signal, subtracting it from the observation - and then running a Viterbi decoder decoding user 2 -4) A viterbi decoder decoding user 2 first - and then reencoding this signal, subtracting it from the observation - and then running a Viterbi decoder decoding user 1 - -You can change the signal to noise ratio P/sigma^2 and the allocation of power to the two users, alpha. - -Enjoy. |