Patent ID: 11874542
Assignee: BEIJING BOE SENSOR TECHNOLOGY CO., LTD.
Field: Optics (Instruments)
Classification: CPC G  E | IPC E  G

Claim 14:
15. The light control glass of claim 10, wherein,
the tension detection circuit board is a glass-based circuit board and has a structure of a multi- layer circuit board, and each layer of the tension detection circuit board comprises at least one pad,
the at least one pad comprises two first pads and at least one second pad,
the two first pads are respectively on a top layer and a bottom layer of the tension detection circuit board;
the at least one second pad is respectively on an intermediate layer between the top layer and the bottom layer of the tension detection circuit board, and orthographic projections of the two first pads on the tension detection circuit board coincide with an orthographic projection of the at least one second pad on the tension detection circuit board,
the first pad has a thickness greater than a thickness of the second pad, and one of the two first pads is a ground pad, and
an isolation region is provided around the two first pads and around the at least one second pad.