ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS

• US 20180033386A1
• Filed: 07/03/2017
• Published: 02/01/2018
• Est. Priority Date: 07/26/2016
• Status: Abandoned Application

• Current Assignee: Seiko Epson Corporation (Seiko Group)
• Original Assignee: Seiko Epson Corporation (Seiko Group)
• Inventors: ENAMI, Shinta, UENO, Katsutoshi
• Application Number:
  US15/640,844
• Publication Number:
  US 20180033386A1
• Time in Patent Office: Days
• CPC Class Codes: G02F 1/13452 Conductors connecting driver circuitry and terminals of panels
• CPC Class Codes: G02F 1/1362 Active matrix addressed cells G02F1/134336, G02F1/134363 take precedence
• CPC Class Codes: G02F 1/136286 Wiring, e.g. gate line, drain line
• CPC Class Codes: G02F 1/13629 Multilayer wirings
• CPC Class Codes: G02F 2203/12 spatial light modulator
• CPC Class Codes: G03B 21/006 using LCD's
• CPC Class Codes: G09G 2310/0297 Special arrangements with multiplexing or demultiplexing of display data in the drivers for data electrodes, in a pre-processing circuitry delivering display data to said drivers or in the matrix panel, e.g. multiplexing plural data signals to one D/A converter or demultiplexing the D/A converter output to multiple columns
• CPC Class Codes: G09G 2310/08 Details of timing specific for flat panels, other than clock recovery
• CPC Class Codes: G09G 3/3648 using an active matrix G09G3/367 - G09G3/3696 take precedence
• CPC Class Codes: G09G 3/3666 with the matrix divided into sections
• CPC Class Codes: G09G 3/3688 suitable for active matrices only

Abstract

An electro-optical device includes a substrate where a pixel area having a first pixel group and a second pixel group is provided, a first terminal group that is arranged in a peripheral portion of the substrate and in which a first terminal to which a video signal corresponding to the first pixel group is supplied is arranged in a first direction, a second terminal group that is arranged in the peripheral portion of the substrate and in which a second terminal to which a video signal corresponding to the second pixel group is supplied is arranged in the first direction, in which the length of the pixel area in the first direction is smaller than the combined length of the length of the first terminal group in the first direction and the length of the second terminal group in the first direction.

Claims

1. An electro-optical device comprising:

a substrate on which a pixel area having a first pixel group and a second pixel group is provided;

a first terminal group that is arranged in a peripheral portion of the substrate and in which a first terminal to which a video signal corresponding to the first pixel group is supplied is arranged in a first direction; and

a second terminal group that is arranged in the peripheral portion of the substrate and in which a second terminal to which a video signal corresponding to the second pixel group is supplied is arranged in the first direction,

wherein the length of the pixel area in the first direction is smaller than the combined length of the length of the first terminal group in the first direction and the length of the second terminal group in the first direction.

2. The electro-optical device according to claim 1, further comprising:

selection circuit that selects a pixel to which a video signal is to be respectively supplied from the first pixel group and the second pixel group.

3. The electro-optical device according to claim 1,

wherein the first terminal and the second terminal have the same position in the first direction.

4. The electro-optical device according to claim 1, further comprising:

a first wiring substrate that is connected to the first terminal group; and

a second wiring substrate that is connected to the second terminal group.

5. The electro-optical device according to claim 4,

wherein the first wiring substrate is provided with a first drive circuit that supplies video signals to the first pixel group, and

the second wiring substrate is provided with a second drive circuit that supplies video signals to the second pixel group.

6. The electro-optical device according to claim 4,

wherein the first wiring substrate and the second wiring substrate have the same function and shape.

7. The electro-optical device according to claim 4,

wherein the first wiring substrate and the second wiring substrate are provided on one side of the substrate.

8. The electro-optical device according to claim 4,

wherein the first wiring substrate is provided on a first side of the substrate, and

the second wiring substrate is provided on a second side opposite to the first side.

19. An electronic apparatus comprising:

the electro-optical device according to claim 1.

9. An electro-optical device comprising:

a substrate;

a plurality of pixels that are provided on the substrate and have a first pixel group and a second pixel group arranged in a first direction with respect to the first pixel group;

a first terminal that is formed on the substrate;

a second terminal that is formed on the substrate and arranged in a second direction intersecting the first direction with respect to the first terminal; and

a selection circuit that selects a pixel to which a video signal is to be respectively supplied from the first pixel group and the second pixel group.

10. The electro-optical device according to claim 9,

wherein the arrangement position of the first terminal and the second terminal in the first direction is the same.

11. The electro-optical device according to claim 9,

wherein the first pixel group and the second pixel group are respectively arranged by k columns in the first direction (k is an integer of 2 or more), and

the selection circuit selects a pixel group in one column from the pixel group in the k columns for each of the first pixel group and the second pixel group.

12. The electro-optical device according to claim 9,

wherein the first pixel group and the second pixel group are arranged in a total of k columns by being alternately arranged by one column in the first direction, and

the selection circuit selects a pixel group in one column from the pixel group in the k columns for each of the first pixel group and the second pixel group.

13. The electro-optical device according to claim 12,

wherein the selection circuit includes a first wiring layer having a wiring for supplying video signals to the first pixel group and a second wiring layer having a wiring for supplying video signals to the second pixel group, that is different from the first wiring layer.

14. The electro-optical device according to claim 9, further comprising:

a first wiring substrate that is connected the first terminal; and

a second wiring substrate that is connected to the second terminal.

15. The electro-optical device according to claim 14,

wherein the first wiring substrate is provided with a first drive circuit that supplies video signals to a first pixel group, and

the second wiring substrate is provided with a second drive circuit that supplies video signals to a second pixel group.

16. The electro-optical device according to claim 14,

wherein the first wiring substrate and the second wiring substrate have the same function and shape.

17. The electro-optical device according to claim 14,

wherein the first wiring substrate and the second wiring substrate are provided on one side of the substrate.

18. The electro-optical device according to claim 14,

wherein the first wiring substrate is provided on a first side of the substrate, and

the second wiring substrate is provided on a second side opposite to the first side.

20. An electronic apparatus comprising:

the electro-optical device according to claim 9.