MinT - Information on Result #1590138

Information on Result #1590138

Linear OOA(2¹⁰⁵, 688, F₂, 4, 19) (dual of [(688, 4), 2647, 20]-NRT-code), using embedding of OOA with Gilbertâ€“VarÅ¡amov bound based on linear OOA(2¹⁰⁵, 688, F₂, 3, 19) (dual of [(688, 3), 1959, 20]-NRT-code), using

1 times NRT-code embedding in larger space [i] based on linear OOA(2¹⁰², 687, F₂, 3, 19) (dual of [(687, 3), 1959, 20]-NRT-code), using
- OOA 3-folding [i] based on linear OA(2¹⁰², 2061, F₂, 19) (dual of [2061, 1959, 20]-code), using
  - 1 times code embedding in larger space [i] based on linear OA(2¹⁰¹, 2060, F₂, 19) (dual of [2060, 1959, 20]-code), using
    - constructionÂ X applied to C_e(18) âŠ‚ C_e(16) [i] based on
      1. linear OA(2¹⁰⁰, 2048, F₂, 19) (dual of [2048, 1948, 20]-code), using an extension C_e(18) of the primitive narrow-sense BCH-code C(I) with length 2047Â = 2¹¹âˆ’1, defining interval IÂ =Â [1,18], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 19 [i]
      2. linear OA(2⁸⁹, 2048, F₂, 17) (dual of [2048, 1959, 18]-code), using an extension C_e(16) of the primitive narrow-sense BCH-code C(I) with length 2047Â = 2¹¹âˆ’1, defining interval IÂ =Â [1,16], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 17 [i]
      3. linear OA(2¹, 12, F₂, 1) (dual of [12, 11, 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
        parity-check code [i]

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

The following results depend on this result:

	Result		This result only	Method
1	Linear OOA(2¹⁰⁵, 344, F₂, 7, 19) (dual of [(344, 7), 2303, 20]-NRT-code)	[i]		OOA Folding
2	Linear OOA(2¹⁰⁵, 344, F₂, 8, 19) (dual of [(344, 8), 2647, 20]-NRT-code)	[i]		OOA Folding