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Video translation system for translating a binary coded data signal into a video signal and vice-versa

  • US 4,825,306 A
  • Filed: 03/10/1987
  • Issued: 04/25/1989
  • Est. Priority Date: 08/08/1983
  • Status: Expired due to Fees
First Claim
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1. A video translation system comprising in combination(a) a synchronization signal circuit generating television synchronization signals,(b) a first device having a first connection terminal for receiving binary coded data signals from a data source and being provided for translating a received binary coded data signal into a video signal, said first device comprising(i) a system of registers connected to said first connection terminal for receiving said binary coded data signals in the form of successive original data blocks and for storing temporarily each of said original data blocks, said system of registers having an input for receiving said television synchronization signals and comprising generating means for generating under control of associated television synchronization signals n copies of each of said original data blocks,(ii) a mixer comprising a first input connected to said system of registers for receiving each original data block and its n copies, said mixer having a second input for receiving said associated television synchronization signals and forming for each original data block a data set having a predetermined number (n+1) of data blocks and associated television synchronization signals,(iii) a video signal processing device connected to said mixer for receiving each of said data sets,(c) a second device connected to said video signal processing device for translating each data set into a binary coded data signal, said second device comprising:

  • (i) a synchronization signal separating device for separating said associated television synchronization signals from each of said data sets received from said video signal processing device,(ii) a shift pulse generator connected to said synchronization signal separating device for receiving said separated television synchronization signals of each video data set, said shift pulse generator generating in response to said separated television synchronization signals of each video data set a series of first shift pulses and for generating a second shift pulse each time n+1 series of first shift pulses are generated,(iii) a recovery circuit including a majority circuit,(iv) shifting means connected to said shift pulse generator and to an input of said recovery circuit, said shifting means having an input for receiving each said video set originating from said video signal processing device, said shifting means being provided for shifting into said recovery circuit under control of said first shift pulses the n+1 data blocks comprising each received video data set, and(v) said recovery circuit receovering on the basis of a majority decision a corresponding binary coded data signal from each n+1 video data blocks in each received video data set and for outputting said corresponding binary coded data signal under control of a received second shift pulse.

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