8949 search results - page 1612 / 1790 » is 1998 |
181
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TIT
1998
15 years 6 months ago
1998
—A length n group code over a group G is a subgroup of Gn under component-wise group operation. Group codes over dihedral groups DM, with 2M elements, that are two-level construc...
150
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TIT
1998
15 years 6 months ago
1998
—In 1948 Shannon developed fundamental limits on the efficiency of communication over noisy channels. The coding theorem asserts that there are block codes with code rates arbit...
177
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TIT
1998
15 years 6 months ago
1998
—This paper provides a complete characterization of stationary Markov random fields on a finite rectangular (nontoroidal) lattice in the basic case of a second-order neighborho...
194
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TIT
1998
15 years 6 months ago
1998
Abstract— Properties of the ambiguity function and the uncertainty relation of Fourier transforms assert fundamental limitations on the ability of any single radar waveform of co...
203
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TIT
1998
15 years 6 months ago
1998
—In multiaccess wireless systems, dynamic allocation of resources such as transmit power, bandwidths, and rates is an important means to deal with the time-varying nature of the ...