| 摘要 |
THE SECURITY MODULES (3) USED IN PAY TELEVISION DECODERS (2) AS WELL AS IN OTHER APPLICATIONS HAVING ANY TYPE OF DISPLAY (4) MEANS, ARE INTENDED TO DEVELOP AND HENCE TO BE SUBSTITUTED. SO AS TO PROMOTE SAID SUBSTITUTION OF A PREVIOUS GENERATION BY THAT OF A NEW GENERATION,THE INVENTIVE METHOD CONSISTS IN SENDING THROUGH A CONTROL CENTRE (1) IN THE DATA FLOW (5), A SUBSTITUTION INDUCEMENT COMMAND INCLUDING THE MINIMAL CHARACTERISTICS OF THE NEW-GENERATION SECURITY MODULE (3), LISTING THE CHARACTERISTICS OF THE SECURITY MODULE (3) CURRENTLY IN USE AND COMPARING WITH THE DEFINED MINIMAL CHARACTERISTICS IN THE RECEIVED COMMAND, AND BASED ON THE RESULT OF THE COMPARISON, INITIATING AN INCENTIVE CYCLE BY SENDING A DISCLAIMER ON THE DISPLAY (4) DEVICE.(FIG 1)
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