A new upper bound on the covering radius of binary linear codes improves on previously known bounds for some codes. The bound is , where is one of the weights occurring among the codewords, and is the covering radius of an associated code. Some comparisons with other bounds are made.
Keywords :
Linear coding; Galois fields; Geometry; Graph theory; Information theory; Linear code; Parity check codes; Phase change materials; Retirement; Testing; Upper bound;