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Digital Video Surveillance and Security by Anthony C. Caputo

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DVS Archiving and Storage

Introduction

Digital video security (DVS) archiving is the process of recording live video streams for later review. Archiving can be for a single day, 45 days, or more. It can be 24/7 or linked for motion detection to save storage space. Storage refers to the physical hard drive that holds the video recordings. The hard drive unit is usually called a digital video recorder (DVR).

DVRs come in all shapes and sizes, including the satellite and/or cable set-top box DVRs, the sole purpose of which is to record the streaming video provided for entertainment and education. There are video surveillance DVR systems that, like ...

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