摘要 |
<p>An ATSC (Advanced Television Systems Committee-Digital Television) receiver comprises an equalizer (220) and a lock detector (230). The equalizer (220) provides a sequence of received signal points (221) from a constellation space, the constellation space having an inner region and one, or more, outer regions. The lock detector (230) determines equalizer lock as a function of a noise power estimate developed from the number of received signal points falling in the one, or more, outer regions (305).</p> |
申请人 |
THOMSON LICENSING S.A.;SHIUE, DONG-CHANG;BOUILLET, AARON, REEL;BELOTSERKOVSKY, MAXIM, B. |
发明人 |
SHIUE, DONG-CHANG;BOUILLET, AARON, REEL;BELOTSERKOVSKY, MAXIM, B. |