MAC-FORMAT MED ALTERNERENDE JAEVNSPAENDINGSNIVEAU OG TAKTGENVINDINGSSIGNALER

摘要

MAC television signal where the beat recovery signal and the DC voltage level recovery signal alternate in different lines during the horizontal blanking interval 21. The beat recovery signal and the level recovery signal can also alternate line by line. The beat recovery signal can also be transmitted in every nth line and the level recovery signal can be transmitted in the intermediate lines. <IMAGE>