Video and audio encryption systems, namely, encoders and decoders used to secure video surveillance links from interception by utilizing line-cut-and-rotate video scrambling and optional audio scrambling by sending audio as digital data within the video system

'audio':3,29,33 'cut':22 'data':36 'decod':9 'digit':35 'encod':7 'encrypt':4 'intercept':17 'line':21 'line-cut-and-rot':20 'link':15 'name':6 'option':28 'rotat':24 'scrambl':26,30 'secur':12 'send':32 'surveil':14 'system':5,40 'use':10 'util':19 'video':1,13,25,39 'within':37

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