Information on Result #1479089
Linear OOA(492, 1385, F4, 3, 20) (dual of [(1385, 3), 4063, 21]-NRT-code), using OOA 2-folding based on linear OOA(492, 2770, F4, 2, 20) (dual of [(2770, 2), 5448, 21]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(492, 2771, F4, 2, 20) (dual of [(2771, 2), 5450, 21]-NRT-code), using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(492, 2771, F4, 20) (dual of [2771, 2679, 21]-code), using
- discarding factors / shortening the dual code based on linear OA(492, 4109, F4, 20) (dual of [4109, 4017, 21]-code), using
- construction X applied to Ce(20) ⊂ Ce(17) [i] based on
- linear OA(491, 4096, F4, 21) (dual of [4096, 4005, 22]-code), using an extension Ce(20) of the primitive narrow-sense BCH-code C(I) with length 4095 = 46−1, defining interval I = [1,20], and designed minimum distance d ≥ |I|+1 = 21 [i]
- linear OA(479, 4096, F4, 18) (dual of [4096, 4017, 19]-code), using an extension Ce(17) of the primitive narrow-sense BCH-code C(I) with length 4095 = 46−1, defining interval I = [1,17], and designed minimum distance d ≥ |I|+1 = 18 [i]
- linear OA(41, 13, F4, 1) (dual of [13, 12, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(41, s, F4, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, using
- construction X applied to Ce(20) ⊂ Ce(17) [i] based on
- discarding factors / shortening the dual code based on linear OA(492, 4109, F4, 20) (dual of [4109, 4017, 21]-code), using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(492, 2771, F4, 20) (dual of [2771, 2679, 21]-code), using
Mode: Linear.
Optimality
Show details for fixed k and m, n and k, k and s, k and t, n and m, m and s, m and t, n and s, n and t.
Other Results with Identical Parameters
None.
Depending Results
None.