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author | Stephen Rothwell <sfr@canb.auug.org.au> | 2017-02-09 17:03:46 +1100 |
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committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2017-02-09 17:03:46 +1100 |
commit | 4824579dcd8be7c8580237785ce6f7b31db054ea (patch) | |
tree | 174a084a5068489ab7030227c231fe6f7d0e3124 /drivers/net/wireless/ath/ath9k/ani.c | |
parent | a9be5a59553a6b5d424d8ed37f058edfcc09a7d9 (diff) | |
parent | 1842d91b7b4c6be23064b6601127293173aa750c (diff) |
Merge branch 'akpm/master'
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/ani.c')
-rw-r--r-- | drivers/net/wireless/ath/ath9k/ani.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ani.c b/drivers/net/wireless/ath/ath9k/ani.c index 815efe9fd208..5214dd7a3936 100644 --- a/drivers/net/wireless/ath/ath9k/ani.c +++ b/drivers/net/wireless/ath/ath9k/ani.c @@ -59,13 +59,13 @@ static const struct ani_ofdm_level_entry ofdm_level_table[] = { /* * MRC (Maximal Ratio Combining) has always been used with multi-antenna ofdm. * With OFDM for single stream you just add up all antenna inputs, you're - * only interested in what you get after FFT. Signal aligment is also not + * only interested in what you get after FFT. Signal alignment is also not * required for OFDM because any phase difference adds up in the frequency * domain. * * MRC requires extra work for use with CCK. You need to align the antenna * signals from the different antenna before you can add the signals together. - * You need aligment of signals as CCK is in time domain, so addition can cancel + * You need alignment of signals as CCK is in time domain, so addition can cancel * your signal completely if phase is 180 degrees (think of adding sine waves). * You also need to remove noise before the addition and this is where ANI * MRC CCK comes into play. One of the antenna inputs may be stronger but |