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US5371494A
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Method for optimizing the transmission of authorization of access to a network comprising open channels
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US5451983A
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Cumputer accessory exhibiting a common input for two separate auxilliary input
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US5383179A
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Message routing method in a system having several different transmission channels
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US5255098A
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Process for the insertion of a supplementary video information set outside a main image
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US5179710A
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Interface for amplifying logic signal from a signal line having a predetermined logic state to supply power to peripheral device
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US5208856A
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Scrambling and unscrambling method for composite video signals and implementing device
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EP0466554A1
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Method for processing a video signal
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EP0453335A1
|
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Method and device for controlling the appliances of an integrated household network
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EP0443921A1
|
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Method of processing digital control data associated to an HD-MAC video signal
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US5134492A
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Method and device for limiting the current of a cathode-ray tube during the frame return time
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BR9006188A
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Process of promotion of television emissions with pear and device for its application
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NZ236203A
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Pay tv promotion: titillation of non subscribers with unscrambled images.
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RU2062507C1
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Method for protection against unauthorized access by user that lacks corresponding rights, and terminal for implementation of said method
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EP0452477A1
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Method for formatting, on a digital bus, check data for a digitized video signal
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US5128523A
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Microcontrolled reader for smart cards
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EP0426541A1
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Method of protection against fraudulent use of a microprocessor card and device for its application
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EP0426542A1
|
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Method of instant validation of actions in the field of television programmes and device for carrying out this method
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EP0426544A1
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Method of protection against inhibition of non-authorised writing over specific memory zone of a microprocessor card and device for application
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EP0424269A1
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Movement compensation device and television receiver containing such a device
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JPH03145287A
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Device for receiving video signal
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