Chinese Journal of Liquid Crystals and Displays, Volume. 36, Issue 2, 287(2021)

Design of LED smart glass display based on embedded Android

XIONG Mu-di*, GUO Yu-jun, ZHANG Kun, and LI Jin
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    The LED smart glass display design is proposed, which combines Android embedded technology and Internet technology, realizes the real-time interaction between people and screen. This system adopts CPU+FPGA dual-core architecture equipped with Android operating system. Through the development of Android system application software, the wireless network is used to realize the communication between the LED smart glass display and the mobile terminal. Based on the Android system source code, this system adds the LCD display driver and mapping data transmission driver using the “bus-device-driver” model. Device tree is used to describe device information, which reduces a lot of code redundancy. JNI method is written in Android system for Android application program to call. Java language is used for Android system application software development. Socket network programming is used to realize the network communication between LED smart glass display and mobile terminal. This system has good ease of use and portability, which brings convenience to product application and improves construction efficiency.

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    XIONG Mu-di, GUO Yu-jun, ZHANG Kun, LI Jin. Design of LED smart glass display based on embedded Android[J]. Chinese Journal of Liquid Crystals and Displays, 2021, 36(2): 287

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    Paper Information

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    Received: Jul. 30, 2020

    Accepted: --

    Published Online: Mar. 30, 2021

    The Author Email: XIONG Mu-di (xiongmudi@qq.com)

    DOI:10.37188/cjlcd.2020-0201

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