Electronic device

Patent metadata

Field	Value
Publication number	US-2023296944-A1
Application number	US-202318169243-A
Country	US
Kind code	A1
Filing date	Feb 15, 2023
Priority date	Mar 17, 2022
Publication date	Sep 21, 2023
Grant date	—

Abstract

An electronic device including a panel is provided. The panel includes a first substrate, a second substrate opposite to the first substrate, a medium layer disposed between the first substrate and the second substrate, a sealant disposed between the first substrate and the second substrate and surrounding the medium layer, a plurality of first electrodes disposed between the first substrate and the medium layer, and a plurality of connecting lines disposed between the second substrate and the first electrodes. The sealant includes a plurality of conductive particles. The first electrodes are electrically connected to the connection lines through the conductive particles. There is a first space S1 between two adjacent connecting lines of the connecting lines. One of the conductive particles has a width of W. The first space S1 and the width W conform to the following formula: 3<S1/W<20.

First claim

What is claimed is:

1 . An electronic device, comprising:
a panel, comprising;
a first substrate;
a second substrate opposite to the first substrate;
a medium layer disposed between the first substrate and the second substrate;
a sealant disposed between the first substrate and the second substrate and surrounding the medium layer;
a plurality of first electrodes disposed between the first substrate and the medium layer; and
a plurality of connecting lines disposed between the second substrate and the plurality of first electrodes,
wherein the sealant comprises a plurality of conductive particles, the plurality of first electrodes are electrically connected to the plurality of connecting lines via the plurality of conductive particles, a first space S 1 is between two adjacent connecting lines among the plurality of connecting lines, one of the conductive particles has a width W, and the first space S 1 and width W conform to the following formula:
3≤ S 1/ W≤ 20.

2 . The electronic device as claimed in claim 1 , wherein a second space S 2 is between two adjacent first electrodes among the plurality of first electrodes, and the second space S 2 and the width W conform to the following formula:
3≤ S 2/ W≤ 20.

3 . The electronic device as claimed in claim 1 , wherein the sealant comprises the plurality of conductive particles in a volume percentage of A%, and the volume percentage, the first space S 1 , and the width W conform to the following formula:
A× 4× W≤S 1.

4 . The electronic device as claimed in claim 1 , wherein a second space S 2 is between two adjacent first electrodes among the plurality of first electrodes, the sealant comprises the plurality of conductive particles in a volume percentage of A%, and the volume percentage, the second space S 2 , and the width W conform to the following formula:
A× 4× W≤S 2.

5 . The electronic device as claimed in claim 1 , wherein a plurality of first conductive lines are electrically connected to the first electrodes, and resistance of the first conductive lines is less than or equal to resistance of the first electrodes.

6 . The electronic device as claimed in claim 5 , wherein a first interval P 1 is between two adjacent first conductive lines among plurality of first conductive lines, and a line width WA of one of the first conductive line and the first interval P 1 conform to the following formula:
WA/WA+P 1≤30%.

7 . The electronic device as claimed in claim 1 , wherein the panel further comprises first conductive lines between the first substrate and the second substrate, each of the first conductive lines comprise a first portion, the first portion overlaps the sealant, and a line width of the first portion is less than 40 μm.

8 . The electronic device as claimed in claim 7 , wherein each of the first conductive lines comprise a second portion connected to the first portion, the second portion overlaps the sealant and has an opening, a line width of a portion of the second portion which corresponds to the opening is less than 20 μm.

9 . The electronic device as claimed in claim 7 , wherein a first interval P 1 is between two adjacent first conductive lines among the first conductive lines, and the line width WA of the first portion and the first interval P 1 conform to the following formula:
WA/WA+P 1≤30%.

10 . An electronic device, comprising:
a panel, comprising;
a first substrate;
a second substrate opposite to the first substrate;
a medium layer disposed between the first substrate and the second substrate;
a plurality of first electrodes disposed between the first substrate and the medium layer, wherein the plurality of first electrodes comprise a connecting first electrode and an adjacent first electrode;
a plurality of connecting lines disposed between the second substrate and the plurality of first electrodes, wherein the plurality of connecting lines comprise a first connecting line and a second connecting line; and
at least one conductive spacer electrically connected to the connecting first electrode and the first connecting line,
wherein the second connecting line is adjacent to the first connecting line, the at least one conductive spacer is separated from the second connecting line by a third space S 3 , and the third space S 3 is greater than or equal to 3 μm and less than or equal to 50 μm.

11 . The electronic device as claimed in claim 10 , wherein the adjacent first electrode is adjacent to the connecting first electrode, the at least one conductive spacer is separated from the adjacent first electrode by a fourth space S 4 , and the fourth space S 4 is greater than or equal to 3 μm and less than or equal to 50 μm.

12 . The electronic device as claimed in claim 10 , wherein the panel further comprises a sealant disposed between the first substrate and the second substrate and surrounding the medium layer, wherein the least one conductive spacer is disposed in a region surrounded by the sealant.

13 . The electronic device as claimed in claim 10 , wherein the panel further comprises first transmission lines, the plurality of connecting lines are disposed between the first transmission lines and the plurality of first electrodes, and resistance of the first transmission lines is less than or equal to resistance of the connecting lines.

14 . The electronic device as claimed in claim 13 , wherein a second interval P 2 is between two adjacent first transmission lines among the first transmission lines, a line width WB of one of the first transmission lines and the second interval P 2 conform to the following formula:
WB/P 2≤30%.

15 . The electronic device as claimed in claim 13 , wherein each of the first transmission line comprises a first portion and a second portion, and a line width of the second portion is smaller than a line width of the first portion.

16 . The electronic device as claimed in claim 15 , wherein the panel further comprises an active area and a non-active area, the panel further comprises an electronic component in the non-active area and the second portion is closer to the electronic component than the first portion.

17 . The electronic device as claimed in claim 15 , wherein a second interval P 2 is between two adjacent first transmission lines among the first transmission lines, and the a width WB of the first portion and the second interval P 2 conform to the following formula:
WB/P 2≤30%.

18 . An electronic device, comprising:
a panel, comprising;
a first substrate;
a second substrate opposite to the first substrate;
a medium layer disposed between the first substrate and the second substrate;
a plurality of first electrodes disposed between the first substrate and the medium layer and comprising a connecting first electrode and an adjacent first electrode;
a plurality of conductive connecting lines disposed between the second substrate and the first electrodes; and
at least one conductive spacer electrically connected to the connecting first electrode and one of the conductive connecting lines,
wherein the adjacent first electrode is adjacent to the connecting first electrode, the at least one conductive spacer is separated from the adjacent first electrode by a fifth space S 5 , and the fifth space S 5 is greater than or equal to 3 μm and less than or equal to 50 μm.

19 . The electronic device as claimed in claim 18 , wherein the panel further comprises a plurality of second electrodes and a spacer between the f

Assignees

• Innolux Corp

Inventors

• Yang Tsung-Yu
• Chen Ming-Huang
• Li Shu-Fen
• Chien Chuan-Chi
• Yao I-An
• Lai Jui-Chu

Classifications

• G02F1/13452 Primary

  Conductors connecting driver circuitry and terminals of panels · CPC title

• G02F1/13398

  Spacer materials; Spacer properties · CPC title

• G02F1/134336

  Matrix · CPC title

• G02F1/13394

  spacers regularly patterned on the cell subtrate, e.g. walls, pillars (G02F1/133377 takes precedence) · CPC title

• G02F1/1343 Primary

  Electrodes {(reflective electrodes G02F1/133553)} · CPC title