DocumentCode :
1147814
Title :
A New Bound for the Zero-Error Capacity Region of the Two-User Binary Adder Channel
Author :
Mattas, Mikael ; Östergård, Patric R J
Author_Institution :
Dept. of Electr. & Commun. Eng., Helsinki Univ. of Technol., Finland
Volume :
51
Issue :
9
fYear :
2005
Firstpage :
3289
Lastpage :
3291
Abstract :
A new uniquely decodable (UD) code pair for the two-user binary adder channel (BAC) is presented. This code pair leads to an improved bound for the zero-error capacity region of such a channel. The highest known rate for a UD code pair for the two-user BAC is thereby improved to (\\log _2 240)/6 \\approx 1.3178 . It is also demonstrated that the problem of finding UD code pairs for the closely related binary XOR channel is in one-to-one correspondence with a certain construction of binary one-error-correcting codes.
Keywords :
adders; binary codes; channel capacity; channel coding; decoding; error correction codes; BAC; Shannon capacity; XOR channel; error-correcting code; two-user binary adder channel; uniquely decodable code pair; zero-error capacity; Additive white noise; Broadcasting; Channel capacity; Diversity reception; Information theory; Power system relaying; Relays; Telecommunication network reliability; Upper bound; Wireless networks; Binary adder channel; Shannon capacity; uniquely decodable (UD) code; zero-error capacity;
fLanguage :
English
Journal_Title :
Information Theory, IEEE Transactions on
Publisher :
ieee
ISSN :
0018-9448
Type :
jour
DOI :
10.1109/TIT.2005.853309
Filename :
1499058
Link To Document :
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