Others
| B11 | Mode |
|---|---|
| 0 | No surround sound information |
| 1 | Surround sound mode |
| B12 | Mode |
|---|---|
| 0 | No copyright asserted or status unknown |
| 1 | Copyright asserted |
| B13 | Mode |
|---|---|
| 0 | Copying not restricted |
| 1 | Copying restricted |
Read more about this topic: Widescreen Signaling, B11 To B13