Invention Grant
US09324242B2 Electronic book that can communicate directly with hardware devices via a keyboard API interface 有权
电子书可以通过键盘API界面与硬件设备直接通信

Electronic book that can communicate directly with hardware devices via a keyboard API interface
Abstract:
An educational electronic book (e-Book) facility that may be suitable for use in public school classrooms and many other environments may be based on an encapsulated HTML technology to facilitate complete interactive operation without use or risks associated with an external network connection, such as the Internet.
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