JP2018533882A5 - - Google Patents

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JP2018533882A5
JP2018533882A5 JP2018523786A JP2018523786A JP2018533882A5 JP 2018533882 A5 JP2018533882 A5 JP 2018533882A5 JP 2018523786 A JP2018523786 A JP 2018523786A JP 2018523786 A JP2018523786 A JP 2018523786A JP 2018533882 A5 JP2018533882 A5 JP 2018533882A5
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  1. 無線技術に従ってデータをワイヤレスで送信するための方法であって、
    コードワードを生成するために低密度パリティチェック(LDPC)コードに基づいて情報ビットのセットを符号化するステップであって、前記LDPCコードが、第1の数の変数ノードと第2の数のチェックノードとを有する行列によって定義される、符号化するステップと、
    パンクチャドコードワードを生成するために前記コードワードをパンクチャリングするステップであって、前記パンクチャリングが、前記チェックノードに対して最高次数の接続性を有する前記コードワードの始端において少なくとも1つの変数ノードに対応するビットをパンクチャリングし、前記コードワードの終端において複数のビットをパンクチャリングするように設計された第1のパンクチャリングパターンに従って実行される、パンクチャリングするステップと、
    ワイヤレスチャネルにわたって前記無線技術に従って前記パンクチャドコードワードを送信するステップと
    を含む、方法。
  2. 前記第1のパンクチャリングパターンが、所与の周期性で、前記コードワードの前記始端における前記第1の数のビットを除いて、前記コードワードの残りのビットをパンクチャリングするようにさらに設計される、請求項1に記載の方法。
  3. 前記第1のパンクチャリングパターンが、パンクチャビットを有する2つ以上の変数ノードに接続された前記チェックノードの数を制限するように設計される、請求項1に記載の方法。
  4. 前記第1のパンクチャリングパターンが、前記パンクチャドコードワード内の閉ループの数を制限するように設計される、請求項1に記載の方法。
  5. 前記第1のパンクチャリングパターンが、所与の周期性で、前記コードワードの前記終端における前記第1の数のビットを除いて、前記コードワードの残りのビットをパンクチャリングするようにさらに設計される、請求項1に記載の方法。
  6. 情報ビットの前記セットの再送信の場合、前記パンクチャリングが、前記第1のパンクチャリングパターンとは異なる前記コードワードのビットをパンクチャリングするように設計された第2のパンクチャリングパターンに従って実行される
    請求項1に記載の方法。
  7. 前記第2のパンクチャリングパターンが、前記第1のパンクチャリングパターンに対して、前記チェックノードに対して同じ次数の接続性を有する変数ノード間で前記パンクチャビットを交換するように設計される、請求項6に記載の方法。
  8. 前記第2のパンクチャリングパターンが、前記第1のパンクチャリングパターンによってパンクチャリングされた前記コードワード内のビットに対して定義されたオフセットにおいて前記コードワード内のビットをパンクチャリングするように設計される、請求項6に記載の方法。
  9. 前記符号化が、結果として、前記コードワードに対して5/6の第1のコードレートをもたらし、前記第1のパンクチャリングパターンが、前記パンクチャドコードワードに対して7/8の第2のコードレートを達成するように設計される、請求項1に記載の方法。
  10. 無線技術に従ってデータをワイヤレスで送信するための方法であって、
    コードワードを生成するためにマルチエッジ低密度パリティチェック(LDPC)コードに基づいて情報ビットのセットを符号化するステップであって、前記LDPCコードが、802.11ワイヤレスローカルエリアネットワーク,WLAN,LDPCコードに対して、追加の変数ノードを含む第1の数の変数ノードと第2の数のチェックノードとを有する行列によって定義される、符号化するステップと、
    パンクチャドコードワードを生成するために前記コードワードをパンクチャリングするステップであって、前記パンクチャドコードワードに対して7/8のコードレートを達成するために前記変数ノードのうちの1つまたは複数に対応するビットをパンクチャリングするように設計されたパンクチャリングパターンに従って実行される、パンクチャリングするステップと、
    ワイヤレスチャネルにわたって前記無線技術に従って前記パンクチャドコードワードを送信するステップと
    を含む、方法。
  11. 前記パンクチャリングパターンが前記追加の変数ノードに対応するビットをパンクチャリングするように設計される、請求項10に記載の方法。
  12. 前記パンクチャドコードワードが基準LDPCコードと同じブロック長さを有する、請求項10に記載の方法。
  13. 前記LDPCコードが81のリフティング値を有し、前記パンクチャドコードワードが1944ビットのブロック長を有する、請求項10に記載の方法。
  14. ワイヤレス通信のための装置であって、請求項1から13のいずれか一項に記載の方法を実行するための手段を含む、装置。
  15. プロセッサにおいて実行されたとき、コンピュータに請求項1から13のいずれか一項に記載の方法を実行させるコンピュータ実行可能コードを記憶したコンピュータ可読媒体。
JP2018523786A 2015-11-12 2016-08-23 構造化低密度パリティチェック(ldpc)コードのパンクチャリング Active JP6883033B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562254678P 2015-11-12 2015-11-12
US62/254,678 2015-11-12
US15/202,207 2016-07-05
US15/202,207 US10784901B2 (en) 2015-11-12 2016-07-05 Puncturing for structured low density parity check (LDPC) codes
PCT/US2016/048178 WO2017082986A1 (en) 2015-11-12 2016-08-23 Puncturing for structured low density parity check (ldpc) codes

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JP2018533882A JP2018533882A (ja) 2018-11-15
JP2018533882A5 true JP2018533882A5 (ja) 2019-09-12
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US (2) US10784901B2 (ja)
EP (1) EP3375114A1 (ja)
JP (1) JP6883033B2 (ja)
KR (2) KR102582195B1 (ja)
CN (2) CN111934824B (ja)
AU (1) AU2016351377B2 (ja)
BR (1) BR112018009594A2 (ja)
TW (1) TWI700897B (ja)
WO (1) WO2017082986A1 (ja)

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