On the Characterization of Linear Uniquely Decodable Codes |
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| Authors: | G Cohen J Rifà J Tena G Zémor |
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| Institution: | (1) ENST, Dept Inf. and Res., Paris, France;(2) Computer Science Department at the Autonomous, University of Barcelona, Spain;(3) Algebra and Geometry Department at the, University of Valladolid, Spain |
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| Abstract: | A Uniquely Decodable (UD) Code is a code such that any vector of the ambient space has a unique closest codeword. In this paper we begin a study of the structure of UD codes and identify perfect subcodes. In particular we determine all linear UD codes of covering radius  2. |
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| Keywords: | perfect code dominating set design |
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