Audio-visual reception
Video signals pass from aerial 2 via set-top box 3 with a receiver 31 and decoder 32 to a TV receiver. Audio (typically as an alternative to the usual audio) is fed from server 5 via decoder 44 to speakers 7. Timestamps extracted from the video are sent from wireless transmitter 33 to receiver 43 wh...
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| Format: | Patent |
| Sprache: | eng ; fre ; ger |
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| Zusammenfassung: | Video signals pass from aerial 2 via set-top box 3 with a receiver 31 and decoder 32 to a TV receiver. Audio (typically as an alternative to the usual audio) is fed from server 5 via decoder 44 to speakers 7. Timestamps extracted from the video are sent from wireless transmitter 33 to receiver 43 where they are compared at 45 with audio timestamps and the delay of a variable audio buffer 44 appropriately adjusted to achieve synchronisation. |
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