Operations management and digital technologies

A Survey of Digital Rights Management Technologies

Digital Rights Management (DRM) refers to a broad category of access control technologies aimed at restricting the use and copy of digital content on a wide range of devices. We examine some recent and existing technologies that represent the standards of commercial DRM in most of mainstream media formats including film, e-book, broadcast TV, computer games and music. We discuss the architectur...

A Survey of Digital Rights Management Technologies

Digital Rights Management (DRM) refers to a broad category of access control technologies aimed at restricting the use and copy of digital content on a wide range of devices. We examine some recent and existing technologies that represent the standards of commercial DRM in most of mainstream media formats including film, e-book, broadcast TV, computer games and music. We discuss the architectur...

Critical Technologies for Unit Operations

One of the principal goals guiding unit-ops technology development is that of reducing the cyclical or batch character of mining, making a mine operate more like a refinery. With few exceptions, unit-ops technologies in use today at mine sites in the United States will be in use in 2020. Technology changes that are being implemented are incremental and typically focus on increasing batch size, ...

Digital Rights Management -- A Survey of Existing Technologies

Special Issue on Enabling Security Technologies for Digital Rights Management

Modern advancements in communication infrastructure, signal processing, and digital storage technologies have enabled pervasive digital media distribution. Digital distribution allows the introduction of flexible, cost-effective business models that are advantageous to multimedia commerce transactions. The digital nature of the information also enables individuals to manipulate, duplicate, or a...