Boe Technology Group Co., Ltd.

Beijing Boe Optoelectronics Technology Co., Ltd.

Yin Yuan

Shuo Li

Qingqing Ma

Yinan Gao

Tianjiao Wang

Junpeng Han

Liguang Deng

Hui Sun

Yanjun Liu

Jinmiao Tang

Chao Tian

Guangquan Wang

Ming Zhai

Tao Jia

Jia Meng

Bangcan Xue

Wenfeng Jin

Xiang Yuan

Guojie Qin

Zixi Qi

Yonggang Xie

Lizhong Zhang

An information management method, a device, a system and a medium. The information management method applied to a first terminal, including: sending an information acquisition request to a server, so that the server responds to the information acquisition request and sends visitor information to the first terminal; receiving the visitor information sent by the server; generating card information according to the visitor information; and sending the card information to an electronic card, so that the electronic card displays the card information.

Information management method, device, system and medium

Disclosed are an electronic signboard and a wall hanging device. The electronic signboard includes a display device and a wall hanging device. The display device is provided with a first fitting portion, and the wall hanging device is provided with a second fitting portion detachably connected to the first fitting portion. The wall hanging device is further provided a fixing surface via which the wall hanging device is fixed to a mounting base.

Electronic signboard and wall hanging device

A method of driving an electronic paper display apparatus includes: providing a preprocessing signal in the first pulse signal to the first electrode in the display stage of the first image display stage, so that the first particles and the third particles are mixed, and the first particles and the third particles are closer to a display side of the display apparatus than the second particles; and providing a first sub-pulse signal in the first pulse signal to the first electrode in the display stage of the first image display stage after providing the preprocessing signal, so that the third particles are closer to the display side of the display apparatus than the first particles and the second particles and the microcup displays the third color.

Electronic paper display apparatus and method of driving the same

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Beijing, China

Yin Yuan