Signal constellation slicer

Details Signal constellation slicer Signal constellation slicer

1996-08-22

2000-11-28

Luther, William

Pulse or digital communications

Systems using alternating or pulsating current

Plural channels for transmission of a single pulse train

375340, H04L 2302, H03D 100

Patent

active

061545023

ABSTRACT:
Data represented by a received point which is not within a boundary of a signal constellation having a set of points is obtained by comparing the received point to less than all of the points on a boundary of the signal constellation. In an embodiment, the received point is compared to no more than two points on the boundary which have been predetermined to be the closest to the received point.

REFERENCES:
patent: 4709377 (1987-11-01), Martinez et al.
patent: 4866395 (1989-09-01), Hostetter
patent: 5604772 (1997-02-01), Botto et al.
Newton, Newton's Telecom Dictionary, pp. 652-654, Nov. 1994.
ADSP--2100 Family Applications Handbook. vol. 4. First edition, pp. 2-8 thru 2-40 and 3-1thru 3-5, 1990.
"A Modem Operating at Data Signalling Rates of Up To 28 800 BIT/s for Use on the General Switched Telephone Network and on Leased Point-To-Point 2-Wire Telephone-Type Circuits." International Telecommunication Union, ITU-T V.34, Sept. 20, 1994.

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