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    • 2. 发明申请
    • METHODS AND SYSTEMS FOR BLACKOUT PROVISIONING IN A DISTRIBUTION NETWORK
    • 用于配电网络中停电配置的方法和系统
    • WO2008019180A2
    • 2008-02-14
    • PCT/US2007/068231
    • 2007-05-04
    • QUALCOMM IncorporatedWINGERT, Christopher, R.AGGARWAL, PoojaHAWKES, Philip, Michael
    • WINGERT, Christopher, R.AGGARWAL, PoojaHAWKES, Philip, Michael
    • H04L63/0428H04L9/0822H04L63/10H04L2209/60
    • Methods and systems for blackout provisioning in a communication network. In an aspect, a method is provided for blackout provisioning in a distribution network. The method includes determining one or more affected regions, and generating a blackout key based an original key and the affected regions. The method also includes encrypting content with the blackout key to produce encrypted content, and transmitting the encrypted content and an encrypted version of the original key over the distribution network. An apparatus is provided for blackout provisioning that includes provisioning logic to determine one or more affected regions, a key generator to generate a blackout key based an original key and the affected regions, encryption logic to encrypt content with the blackout key to produce encrypted content, and a transmitter to transmit the encrypted content and an encrypted version of the original key over the distribution network.
    • 用于通信网络中断配置的方法和系统。 在一个方面,提供了用于配电网络中的中断供应的方法。 该方法包括确定一个或多个受影响的区域,并基于原始密钥和受影响的区域生成中断密钥。 该方法还包括用中断密钥加密内容以产生加密的内容,并且通过分发网络发送加密的内容和原始密钥的加密版本。 提供了一种用于中断供应的设备,其包括供应逻辑以确定一个或多个受影响的区域,用于基于原始密钥和受影响的区域生成中断密钥的密钥生成器,用于用中断密钥加密内容以生成加密内容的加密逻辑, 以及一个发送器,用于通过分配网络发送加密内容和原始密钥的加密版本。

    • 4. 发明申请
    • FILE DECRYPTION INTERFACE
    • 文件解密界面
    • WO2007115332A2
    • 2007-10-11
    • PCT/US2007/066006
    • 2007-04-04
    • QUALCOMM IncorporatedKRASNYANSKIY, MaksimWINGERT, ChristopherAGGARWAL, Pooja
    • KRASNYANSKIY, MaksimWINGERT, ChristopherAGGARWAL, Pooja
    • G06F21/60G06F21/62
    • G06F21/602G06F21/6218
    • Systems and methodologies are described that facilitate digital rights management in a wireless communication environment. Generally, content (e.g., data files, video images, etc.) can be downloaded and maintained in its encrypted state to ensure protection of digital rights. Consequently, programming applications that utilize such content decrypt the content at the time of use (e.g., playback or access). A file interface can be provided that allows applications to access encrypted content utilizing a standardized file I/O interface. Decryption of content can be transparent to individual applications utilizing encrypted content. Therefore, modifications cryptographic algorithms or procedures and changes in key sizes need not affect the programming application.
    • 描述了有助于无线通信环境中的数字版权管理的系统和方法。 通常,内容(例如,数据文件,视频图像等)可以被下载并保持在其加密状态以确保数字权利的保护。 因此,利用这种内容的编程应用程序在使用时(例如,回放或访问)解密内容。 可以提供文件接口,允许应用程序使用标准化的文件I / O接口访问加密的内容。 内容解密对于使用加密内容的各个应用程序可以是透明的。 因此,修改密码算法或程序以及密钥大小的变化不需要影响编程应用程序。