搜索结果
找到约 23 项符合
DRM 的查询结果
按分类筛选
通讯编程文档 Most e-book publishers do not warn their customers about the possible implications of the digital ri
Most e-book publishers do not warn their customers about the possible implications of the digital rights management tied to their products. Generally they claim that digital rights management is meant to prevent copying of the e-book. However in many cases it is also possible that digital rights man ...
通讯编程文档 DRM2.0标准以及功能介绍
DRM2.0标准以及功能介绍，DRM 2.0的提高了可信度和安全性，支持HTTP非移动协议，将实现新的业务模式，如共享、串流、订购和送礼服务。
书籍 Time-Varying Channels
Wireless communications has become a field of enormous scientific and economic interest. Recent
success stories include 2G and 3G cellular voice and data services (e.g., GSM and UMTS), wireless
local area networks (WiFi/IEEE 802.11x), wireless broadband access (WiMAX/IEEE 802.16x), and
digital broad ...