Information on Result #2655494
Linear OOA(2103, 177, F2, 3, 22) (dual of [(177, 3), 428, 23]-NRT-code), using 1 step truncation based on linear OOA(2104, 178, F2, 3, 23) (dual of [(178, 3), 430, 24]-NRT-code), using
- OOA 3-folding [i] based on linear OA(2104, 534, F2, 23) (dual of [534, 430, 24]-code), using
- 1 times code embedding in larger space [i] based on linear OA(2103, 533, F2, 23) (dual of [533, 430, 24]-code), using
- adding a parity check bit [i] based on linear OA(2102, 532, F2, 22) (dual of [532, 430, 23]-code), using
- construction XX applied to C1 = C([509,18]), C2 = C([1,20]), C3 = C1 + C2 = C([1,18]), and C∩ = C1 ∩ C2 = C([509,20]) [i] based on
- linear OA(291, 511, F2, 21) (dual of [511, 420, 22]-code), using the primitive BCH-code C(I) with length 511 = 29−1, defining interval I = {−2,−1,…,18}, and designed minimum distance d ≥ |I|+1 = 22 [i]
- linear OA(290, 511, F2, 20) (dual of [511, 421, 21]-code), using the primitive narrow-sense BCH-code C(I) with length 511 = 29−1, defining interval I = [1,20], and designed minimum distance d ≥ |I|+1 = 21 [i]
- linear OA(2100, 511, F2, 23) (dual of [511, 411, 24]-code), using the primitive BCH-code C(I) with length 511 = 29−1, defining interval I = {−2,−1,…,20}, and designed minimum distance d ≥ |I|+1 = 24 [i]
- linear OA(281, 511, F2, 18) (dual of [511, 430, 19]-code), using the primitive narrow-sense BCH-code C(I) with length 511 = 29−1, defining interval I = [1,18], and designed minimum distance d ≥ |I|+1 = 19 [i]
- linear OA(21, 11, F2, 1) (dual of [11, 10, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(21, s, F2, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, using
- linear OA(21, 10, F2, 1) (dual of [10, 9, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(21, s, F2, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s (see above)
- construction XX applied to C1 = C([509,18]), C2 = C([1,20]), C3 = C1 + C2 = C([1,18]), and C∩ = C1 ∩ C2 = C([509,20]) [i] based on
- adding a parity check bit [i] based on linear OA(2102, 532, F2, 22) (dual of [532, 430, 23]-code), using
- 1 times code embedding in larger space [i] based on linear OA(2103, 533, F2, 23) (dual of [533, 430, 24]-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.