electronic apparatus for applying copy protection security modification to information signals contained on video signals for video transmissions, video disks, and video tape recordings

'apparatus':2 'appli':4 'contain':12 'copi':5 'disk':20 'electron':1 'inform':10 'modif':8 'protect':6 'record':24 'secur':7 'signal':11,15 'tape':23 'transmiss':18 'video':14,17,19,22

providing a copy protection process to television transmissions, video disks, video tapes and to those who control the use of television signals

'control':17 'copi':3 'disk':10 'process':5 'protect':4 'provid':1 'signal':22 'tape':12 'televis':7,21 'transmiss':8 'use':19 'video':9,11

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