What Is ATSC HDTV?

ATSC is the national standard for digital television in the United States.

ATSC

ATSC is American

The technical points of ATSC are:

1) Channel width: 6MHz?

2) Video compression: MPEG-2 video encoding

MP @ HLHDTV

MP @ MLSDTV

3) Image format: HDTV1920 × 1080 16: 9

SDTV704 × 480 4: 3

4) Audio compression: Dolby AC-3

Audio coding

5) Multiplexing mode: TC stream of MPEG-2 system

6) Data randomization: 16-bit PRBS

7) Outer channel code: RS code (207, 187, T = 10)

8) Outer code interleaving: 52RS block interleaving

9) Channel inner code: trellis coding (TCM) (code rate 2/3)

10) Internal code interleaving: trellis interleaving

11) Modulation technology: 8VSB modulation

12) Total bit rate: 19 ~ 28Mbit / s (6MHz)

13) Number of carriers: single carrier

14) Reception threshold (C / N): 15dB

15) Transmission scheme: 8VSB transmission scheme

16) Features: Strong resistance to electrical interference

Effective coverage area

Regardless of mobile reception

Radiated power peak / average power (PAPR = 70dB)