QR コードバージョン 11 (61×61)
QR version 11 is 61×61 modules: up to 772 digits, 468 alphanumeric, 321 bytes or 198 kanji at level L; 137 bytes at H.
Version 11 data capacity
Maximum characters in a single encoding mode, per error-correction level (ISO/IEC 18004:2015, Table 7). Mixed-mode data and ECI headers reduce these limits.
| EC level | Recovers | 数字 | 英数字 | バイト | 漢字 |
|---|---|---|---|---|---|
| L | ~7% | 772 | 468 | 321 | 198 |
| M | ~15% | 604 | 366 | 251 | 155 |
| Q | ~25% | 427 | 259 | 177 | 109 |
| H | ~30% | 331 | 200 | 137 | 85 |
Codewords and error-correction blocks
The symbol carries 404 codewords in total, split between data and Reed-Solomon error correction (ISO/IEC 18004:2015, Table 9).
| EC level | Data codewords | EC codewords | Blocks (count × total, data, EC codewords) |
|---|---|---|---|
| L | 324 | 80 | 4 × (101, 81, 20) |
| M | 254 | 150 | 1 × (80, 50, 30) + 4 × (81, 51, 30) |
| Q | 180 | 224 | 4 × (50, 22, 28) + 4 × (51, 23, 28) |
| H | 140 | 264 | 3 × (36, 12, 24) + 8 × (37, 13, 24) |
Symbol structure
- モジュール
- 61 × 61
- Data modules (codeword bits + remainder bits)
- 3,232
- Remainder bits
- 0
- Alignment patterns
- 6 (centre rows/columns 6, 30, 54)
- Version information blocks
- Yes (2 × 18 bits)