H - Electricity – 04 – L
Patent
H - Electricity
04
L
H04L 27/32 (2006.01) H04L 5/00 (2006.01)
Patent
CA 2321941
The present invention relates to a method for use in a communications receiver. The method is comprised of receiving a data symbol corresponding to one of predetermined data symbols in a signal constellation. The method includes extending lines from an origin of the signal constellation through the predetermined data symbols therein, respectively and translating the received data symbol onto a selected one of the extended lines, the selected line being the closest to the received data symbol of all of the extended lines. Finally the method includes determining the predetermined data symbol corresponding to the translated received symbol. The invention also relates to a communications apparatus. The apparatus is comprised of a receiver for receiving a data symbol corresponding to one of predetermined data symbols in a signal constellation. A unit is provided for extending lines from an origin of the signal constellation through the predetermined data symbols therein, respectively, and a translator is provided for translating the received data symbol onto a selected one of the extended lines, the selected line being the closest to the received data symbol of all of the extended lines. A unit is provided for determining the predetermined data symbol corresponding to the translated received symbol.
Papadopoulos Haralabos C.
Sundberg Carl-Erik Wilhelm
Kirby Eades Gale Baker
Lucent Technologies Inc.
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