Versi Kode QR 30 (137×137)
QR version 30 is 137×137 modules: up to 4,158 digits, 2,520 alphanumeric, 1,732 bytes or 1,066 kanji at level L; 742 bytes at H.
Version 30 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 | Numerik | Alfanumerik | Byte | Kanji |
|---|---|---|---|---|---|
| L | ~7% | 4.158 | 2.520 | 1.732 | 1.066 |
| M | ~15% | 3.289 | 1.994 | 1.370 | 843 |
| Q | ~25% | 2.358 | 1.429 | 982 | 604 |
| H | ~30% | 1.782 | 1.080 | 742 | 457 |
Codewords and error-correction blocks
The symbol carries 2185 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 | 1.735 | 450 | 5 × (145, 115, 30) + 10 × (146, 116, 30) |
| M | 1.373 | 812 | 19 × (75, 47, 28) + 10 × (76, 48, 28) |
| Q | 985 | 1.200 | 15 × (54, 24, 30) + 25 × (55, 25, 30) |
| H | 745 | 1.440 | 23 × (45, 15, 30) + 25 × (46, 16, 30) |
Symbol structure
- Modul
- 137 × 137
- Data modules (codeword bits + remainder bits)
- 17.483
- Remainder bits
- 3
- Alignment patterns
- 33 (centre rows/columns 6, 26, 52, 78, 104, 130)
- Version information blocks
- Yes (2 × 18 bits)