A Leech Lattice Modem

IEEE Journal on Selected Areas in Communications

Volumn 7, Issue 6, 1989, Pages 968-973

  Lang, Gordon R ^a   Longstaff, Frederick M ^b  

^a Information Technology Research Centre ^*  (Canada)

^b MOTOROLA INC   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CODES, SYMBOLIC; DIGITAL COMMUNICATION SYSTEMS; SIGNAL DETECTION; SIGNAL PROCESSING--SIGNAL ENCODING;

LEECH LATTICE MODEM; Z LATTICE;

MODEMS;

EID: 0024717452     PISSN: 07338716     EISSN: None     Source Type: Journal    
DOI: 10.1109/49.29618     Document Type: Article

References (14)

1. C.C.I.T.T., “An aspect of future modem development,” Paper COM Sp. A, no. 112-E, Mar. 1975.
2. C.C.I.T.T., “Block coding for improved modem performance,” Paper COM SVII, no. 112E, Mar. 1983.
3. J.H. Conway and N.J.A. Sloane, Sphere Packings, Lattices and Groups. New York: Springer-Verlag.
4. H.S.M. Coxeter, “An upper bound for the number of equal non-overlapping spheres that can touch another of the same size, “in Proc. Symp. Pure Math., vol. VII, pp. 53–71, Providence, RI, 1963.
5. J. Leech, “Notes on sphere packings,” Can J. Math., vol. 19, pp. 251–267, 1967.
6. U.S. Pat. 4 731 799.
7. U.S. Pat. 4 733 401.
8. J.H. Conway and N.J.A. Sloane, “Decoding techniques for codes and lattices, including the Golay code and the Leech lattice,” IEEE Trans. Inform. Theory, vol. IT-32, pp. 41–50, 1986.
9. G.D. Forney, Jr., “Coset codes II: Binary lattices and related codes,” IEEE Trans. Inform. Theory, Sept. 1988.
10. G.D. Forney, Jr., R.G. Gallager, G.R. Lang, F.M. Longstaff, and S.U. Qureshi, “Efficient modulation for band-limited channels,” IEEE J. Select. Areas Commun., vol. SAC-2, pp. 632–647, 1984.
11. N.J.A. Sloane, “Tables of sphere packings and spherical codes,” IEEE Trans. Inform. Theory, vol. IT-27, pp. 327–328, 1981.
12. G.D. Forney, Jr., “Coset codes I: Introduction and geometrical classification,” IEEE Trans. Inform Theory, Sept. 1988.
13. G.D. Forney, Jr., and L.F. Wei, “Multidimensional signal constellations-Part I: Introduction, figures of merit, and generalized cross constellations,” see this issue, pp. 877–892.
14. Y. Be'ery and J. Snyders, “Soft decoding of the Golay codes,” IEEE Trans. Inform. Theory, 1988.