One drawback is that the OMA DRM focuses on the content owner and other members of the mobile chain.

OM A DRM的一个缺点是OMA DRM关注的是内容所有者和移动价值链的其他成员。

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This standard is designed to support DRM throughout the entire mobile value chain including content providers, mobile network operators, network infrastructure providers, and playback manufacturers.

此标准的目的是在整个移动价值链内提供对DRM的支持，包括内容提供商、移动网络运营商、网络基础设施提供商和播放设备制造商。

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And then the paper takes the advantage of mobile agent technique and forwards a reformative DRM system model.

同时本文也将移动代理技术应用于数字版权管理，提出了一种改进的DRM系统模型。

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Accordingly, a slate of torrent portals like Vodo offers consumers media choices that include outright ownership, no-DRM formats that are transferable to mobile devices, zero pricing, added-value bundles and in some cases rudimentary social discovery environments.

ENGADGET: Editorial: Legal torrent sites are innovators of media consumption