Information on Result #1055135
Linear OOA(2220, 144, F2, 4, 46) (dual of [(144, 4), 356, 47]-NRT-code), using OOA 4-folding based on linear OA(2220, 576, F2, 46) (dual of [576, 356, 47]-code), using
- construction XX applied to C1 = C([469,510]), C2 = C([475,4]), C3 = C1 + C2 = C([475,510]), and C∩ = C1 ∩ C2 = C([469,4]) [i] based on
- linear OA(2180, 511, F2, 42) (dual of [511, 331, 43]-code), using the primitive BCH-code C(I) with length 511 = 29−1, defining interval I = {−42,−41,…,−1}, and designed minimum distance d ≥ |I|+1 = 43 [i]
- linear OA(2172, 511, F2, 41) (dual of [511, 339, 42]-code), using the primitive BCH-code C(I) with length 511 = 29−1, defining interval I = {−36,−35,…,4}, and designed minimum distance d ≥ |I|+1 = 42 [i]
- linear OA(2199, 511, F2, 47) (dual of [511, 312, 48]-code), using the primitive BCH-code C(I) with length 511 = 29−1, defining interval I = {−42,−41,…,4}, and designed minimum distance d ≥ |I|+1 = 48 [i]
- linear OA(2153, 511, F2, 36) (dual of [511, 358, 37]-code), using the primitive BCH-code C(I) with length 511 = 29−1, defining interval I = {−36,−35,…,−1}, and designed minimum distance d ≥ |I|+1 = 37 [i]
- linear OA(211, 36, F2, 4) (dual of [36, 25, 5]-code), using
- discarding factors / shortening the dual code based on linear OA(211, 44, F2, 4) (dual of [44, 33, 5]-code), using
- linear OA(210, 29, F2, 4) (dual of [29, 19, 5]-code), using
- discarding factors / shortening the dual code based on linear OA(210, 32, F2, 4) (dual of [32, 22, 5]-code), using
- 1 times truncation [i] based on linear OA(211, 33, F2, 5) (dual of [33, 22, 6]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 33 | 210−1, defining interval I = [0,2], and minimum distance d ≥ |{−2,−1,0,1,2}|+1 = 6 (BCH-bound) [i]
- 1 times truncation [i] based on linear OA(211, 33, F2, 5) (dual of [33, 22, 6]-code), using
- discarding factors / shortening the dual code based on linear OA(210, 32, F2, 4) (dual of [32, 22, 5]-code), using
Mode: Constructive and 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.