Illuminated touch module

Abstract

A light-emitting touch module includes: a circuit board; a first light-emitting component disposed on the circuit board and including: a first light-shielding structure having a first opening and a second opening; a first light-guiding structure disposed in the first opening and having a first microstructure; and a first light-emitting element adjacent to the first microstructure and having a corresponding opening; a second light-emitting component passing through the first light-emitting component and including: a second light-shielding structure having a third opening and a fourth opening; a second light-guiding structure disposed in the fourth opening and having a second microstructure; and a second light-emitting element adjacent to the second microstructure and having a corresponding opening to the second opening and the fourth opening; a light-shielding sheet having a fifth opening and a sixth opening, the fifth opening being corresponding to the first microstructure and the sixth opening being corresponding to the second light-emitting element; and a contact sheet.

Claims

1. A light-emitting touch module, comprising: a circuit board; a first light-emitting component disposed on the circuit board, and comprising: a first light-shielding structure having a first opening and a second opening; a first light-guiding structure disposed at the first opening of the first light-shielding structure and having a first microstructure; and a first light-emitting element disposed on the circuit board, adjacent to the first microstructure, and having a corresponding portion of the first opening; and a second light-emitting component passing through the first light-emitting component, and comprising: a second light-shielding structure disposed on the first light-emitting component and having a third opening and a fourth opening, wherein the third opening is corresponding to the first microstructure; a second light-guiding structure disposed on the first light-emitting component, disposed at the fourth opening of the second light-shielding structure, and having a second microstructure; and a second light-emitting element disposed on the circuit board, adjacent to the second microstructure, and having a corresponding portion of the second opening and the fourth opening; A light-shielding sheet is disposed between the first light-emitting component and the second light-shielding structure and the second light-guiding structure, and has a fifth opening and a sixth opening, the fifth opening corresponding to the first microstructure and the sixth opening corresponding to the second light-emitting element; and a contact sheet is disposed on the second light-emitting component, and has a first light-transmitting area and a second light-transmitting area, the first light-transmitting area corresponding to the first microstructure and the second light-transmitting area corresponding to the second microstructure, wherein... The first light-emitting component further includes a third light-emitting element, and the first light-guiding structure further includes a third microstructure. The third light-emitting element is disposed on the circuit board and adjacent to the third microstructure.

2. The light-emitting touch module of claim 1, wherein when the first light-emitting element is driven, it emits a first light ray, which is directed to the first microstructure and guided by the first microstructure through the third opening of the second light-shielding structure and the fifth opening of the light-shielding sheet, and then emitted from the first light-transmitting area.

3. The light-emitting touch module of claim 2, wherein when the second light-emitting element is driven, it emits a second light ray, which is directed to the second microstructure and guided by the second microstructure to be emitted from the second light-transmitting area.

4. The light-emitting touch module of claim 1, wherein the first light guide structure further has a plurality of openings, and the first light-emitting element and the third light-emitting element are respectively located in the openings.

5. The light-emitting touch module of claim 1, wherein the first light guide structure has a bend, and the first light-emitting element and the third light-emitting element are located at both ends of the bend.

6. The light-emitting touch module of claim 5, wherein the bent portion is connected between the non-light-emitting surface of the first light-emitting element and the non-light-emitting surface of the third light-emitting element.

7. The light-emitting touch module of claim 1, wherein the first light-shielding structure has a light-blocking portion disposed between the first light-emitting element and the third light-emitting element.

8. The light-emitting touch module of claim 1, wherein the first light guide structure has a first light guide structure and a second light guide structure, the first microstructure is disposed in the first light guide structure, and the third microstructure is disposed in the second light guide structure.

9. The light-emitting touch module of claim 8, wherein the first light guide structure and the second light guide structure are not connected to each other.

10. The light-emitting touch module of claim 8, wherein the first light guide structure and the second light guide structure each have an opening, the first light-emitting element is located in the opening of the first light guide structure, and the third light-emitting element is located in the opening of the second light guide structure.

11. The light-emitting touch module of claim 1, wherein the first light guide structure and the second light guide structure partially overlap.

12. The light-emitting touch module of claim 1, wherein the first light-emitting component further comprises a third light-emitting element located between the first light-guiding structure and the first light-shielding structure.

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