Research Article
Implementation and Field Trials of OFDM-Based Digital Video Broadcasting System in Commercial Broadcasting Network for Multichannel UHD Service
Table 4
Implemented OFDM-based digital broadcasting system parameters.
| | Parameters | Value |
| | RF frequency | 225MHz | | (Start frequency) | (132.696) |
| | FFT size | 4096 |
| | Number of OFDM carriers | 3408 |
| | Bandwidth | 6 MHz |
| | Guard interval (GI) | 1/64, 1/128 |
| | Modulation order | 16QAM - 4096 QAM |
| | Code rate (LDPC) | 2/3, 3/4, 4/5, 5/6, 9/10 |
| | L1 time interleaver (TI) depth | 8 OFDM symbols |
| | Data slice TI depth | 8 OFDM symbols |
| | Video encoding | HEVC |
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