QR Kod Sürümü 16 (81×81)
QR version 16 is 81×81 modules: up to 1,408 digits, 854 alphanumeric, 586 bytes or 361 kanji at level L; 250 bytes at H.
Version 16 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 | Sayısal | Alfasayısal | Bayt | Kanji |
|---|---|---|---|---|---|
| L | ~7% | 1.408 | 854 | 586 | 361 |
| M | ~15% | 1.082 | 656 | 450 | 277 |
| Q | ~25% | 775 | 470 | 322 | 198 |
| H | ~30% | 602 | 365 | 250 | 154 |
Codewords and error-correction blocks
The symbol carries 733 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 | 589 | 144 | 5 × (122, 98, 24) + 1 × (123, 99, 24) |
| M | 453 | 280 | 7 × (73, 45, 28) + 3 × (74, 46, 28) |
| Q | 325 | 408 | 15 × (43, 19, 24) + 2 × (44, 20, 24) |
| H | 253 | 480 | 3 × (45, 15, 30) + 13 × (46, 16, 30) |
Symbol structure
- Modüller
- 81 × 81
- Data modules (codeword bits + remainder bits)
- 5.867
- Remainder bits
- 3
- Alignment patterns
- 13 (centre rows/columns 6, 26, 50, 74)
- Version information blocks
- Yes (2 × 18 bits)