Boe Technology Group Co., Ltd.

Chengdu Boe Optoelectronics Technology Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Beijing Boe Sensor Technology Co., Ltd.

China Enfi Engineering Corporation

Guo Liu

Wei Sun

Feng Qu

Jun Li

Cheng Liu

Chen Meng

Jiaqiang Wang

Zhong Hu

Yonghui Wang

Jinshan Liu

Shaobo Han

Wen Zhang

Shuyan Yin

Yeda Lu

Jianguo Fu

Jianhua Peng

Xiao Zheng

Jianghong Dai

Ninglei Sun

Kuiting Wang

The present disclosure provides a display substrate, and a display device. The display substrate includes a base substrate and a plurality of sub-pixels arranged on the base substrate; the sub-pixels include: a reset signal line, at least a part of the reset signal line extending along a first direction; an initialization signal line, at least a part of the initialization signal line extending along the first direction; a first transistor, a gate electrode of the first transistor being coupled to the reset signal line, a first electrode of the first transistor being coupled to the initialization signal line, an orthographic projection of at least part of the first electrode of the first transistor on the base substrate being located between an orthographic projection of the reset signal line on the base substrate and an orthographic projection of the initialization signal line on the base substrate.

Display substrate including a reset signal line and an initialization signal line and display device having the same

The present disclosure provides an eyesight protection device, an eyesight protection system and an detection method for the eyesight protection device, which belongs to the technical field of communication, and can solve some problems in the prior art. The present disclosure provides an eyesight protection device, which includes: a millimeter-wave radar detection circuit, a control circuit and an alarm circuit. The millimeter-wave radar detection circuit is configured to detect a distance between a user and a reading material read by the user. The control circuit is configured to generate a first control signal at least when it is determined that the distance detected by the millimeter-wave radar detection circuit is smaller than a first predetermined value. The alarm circuit is configured to send out an alarm signal in response to the first control signal.

Eyesight protection device, eyesight protection system and detection method for eyesight protection device

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Beijing, China

Guo Liu