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Television transmission system

  • US 4,706,109 A
  • Filed: 05/30/1985
  • Issued: 11/10/1987
  • Est. Priority Date: 06/08/1984
  • Status: Expired due to Term
First Claim
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1. A television transmission system having a time multiplexed signal in component form the majority of the lines of a frame period of which contain a digital data burst component and a vision component, the data in the data burst component, which is derived from a plurality of sources, being time multiplexed as a series of blocks from each source in the data burst which has a given data rate, characterized in that said sources are divided into a number of groups and the data from the sources for each group is time multiplexed as a series of blocks of bits from each source in a data bit stream to form a corresponding number of sub-multiplexes, the data bits forming each of the relevant lines of the data burst being derived from each of the said number of data bit streams at the said given data bit rate with the number of bits in a data burst corresponding to an integral multiple of the said number of groups.

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