# US 10,504,393 B2 · Multi-image display device

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- Number: US 10,504,393 B2
- Document ID: US10504393B2
- Status: Granted
- Kind: B2
- Application number: 16/522,680
- Filed: 2019-07-26
- Published: 2019-11-14
- Granted: 2019-12-10
- Earliest claimed: 2015-09-07
- Assignees: Samsung Display Co., Ltd.
- Applicants: Samsung Display Co., Ltd.
- Inventors: Jong-Sung Bae; Jae-Won Lee; Mu-Gyeom Kim; Yun-Mo Chung
- Web page: https://patentgrep.com/patent/US10504393B2

## CPC

- G09G 3/003: {to produce spatial visual effects}
- H04N 13/00: Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N 13/346: using prisms or semi-transparent mirrors
- G06F 3/1423: {controlling a plurality of local displays, e.g. CRT and flat panel display}
- G09G 5/14: Display of multiple viewports
- G09G 2300/023: Display panel composed of stacked panels
- G09G 2320/028: by changing the viewing angle properties, e.g. widening the viewing angle, adapting the viewing angle to the view direction
- G09G 2340/12: Overlay of images, i.e. displayed pixel being the result of switching between the corresponding input pixels
- G09G: ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION (arrangements for transferring data between digital computers and displays G06F3/14; static indicating arrangements comprising an association of a number of separate sources or light control cells G09F9/00; static indicating arrangements comprising integral associations of a number of light sources H01J, H01K, H10H, H05B33/12; scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission, details thereof H04N1/00)
- H04N: PICTORIAL COMMUNICATION, e.g. TELEVISION
- G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N)

## Abstract

A multi-image display device according to example embodiments includes a first display panel configured to output a first image and a second display panel located on a second extension line inclined at a first angle with respect to a first extension line and configured to output a second image. The first extension line is an imaginary line extended from the first display panel along a horizontal direction of the first display panel. The second display panel reflects the first image to display a first superposition image in which the second image is superimposed on the first image.

## Claims

### Claim 1

A multi-image display device comprising:
a first display panel configured to output a first image; and
a second display panel located on a second extension line inclined at a first angle with respect to a first extension line, which is an imaginary line extended from the first display panel along a horizontal direction of the first display panel, and configured to output a second image,
wherein the second display panel reflects the first image to display a first superposition image in which the second image is superimposed on the first image, and
wherein the second display panel includes:
a substrate including a pixel region, a reflective region, and a peripheral region;
a light emitting structure on the pixel region of the substrate;
at least one blocking structure on the peripheral region of the substrate;
a first inorganic layer to cover the light emitting structure and the at least one blocking structure;
a first organic layer on the pixel region and the reflective region of the first inorganic layer;
a second inorganic layer on the first inorganic layer and the first organic layer;
a reflective member on the reflective region of the second inorganic layer;
a second organic layer on the second inorganic layer to cover the reflective member; and
a third inorganic layer on the second inorganic layer and the second organic layer.

### Claim 2 (depends on 1)

The display device of claim 1, wherein a depth of the reflected first image is deeper than a depth of the second image by a reflection of the second display panel such that the first superposition image is represented as a stereoscopic image.

### Claim 3 (depends on 2)

The display device of claim 2, wherein the second display panel reflects the first image to be a background image with respect to the second image.

### Claim 4 (depends on 2)

The display device of claim 2, wherein the first display panel corresponds to a flat display panel and the second display panel corresponds to a mirror display panel.

### Claim 5 (depends on 4)

The display device of claim 4, wherein the first display panel and the second display panel are formed in an integral form.

### Claim 6 (depends on 1)

The display device of claim 1, wherein the second display panel includes:
a first substrate including a pixel region and a reflective region surrounding the pixel region;
a light emitting structure in the pixel region, the light emitting structure being on the first substrate;
a second substrate facing the first substrate; and
a reflective member on a lower surface of the second substrate corresponding to the reflective region.

### Claim 7 (depends on 6)

The display device of claim 6, wherein the light emitting structure includes:
a transistor on the first substrate;
a first electrode on the transistor, the first electrode being connected to the transistor;
a pixel defining layer exposing at least a portion of the first electrode;
a light emitting layer on the exposed first electrode; and
a second electrode on the light emitting layer.

### Claim 8 (depends on 1)

The display device of claim 1, further comprising:
a joint unit mechanically connected between the first display panel and the second display panel to adjust the first angle.

### Claim 9 (depends on 1)

The display device of claim 1, further comprising:
a third display panel located on a third extension line inclined at a second angle with respect to the first extension line and configured to output a third image,
wherein the third display panel transmits the first superposition image to display a second superposition image in which the third image is superimposed on the first superposition image.

### Claim 10 (depends on 9)

The display device of claim 9, wherein a depth of the transmitted first superposition image is deeper than a depth of the third image by a transmission of the first superposition image such that the second superposition image is represented as a stereoscopic image.

### Claim 11 (depends on 10)

The display device of claim 10, wherein the first display panel corresponds to a flat display panel, the second display panel corresponds to a mirror display panel, and the third display panel corresponds to a transparent display panel.

### Claim 12 (depends on 10)

The display device of claim 10, wherein the third display panel includes:
a substrate including a pixel region and a transparent region adjacent to the pixel region; and
a light emitting structure on the pixel region of the substrate, the light emitting structure including a plurality of insulation layers,
wherein the light emitting structure is not located in the transparent region.

### Claim 13

A multi-image display device comprising:
a first display panel configured to output a first image; and
a second display panel located on a second extension line inclined at a first angle with respect to a first extension line, which is an imaginary line extended from the first display panel along a horizontal direction of the first display panel, and configured to output a second image,
wherein the second display panel transmits the first image to display a superposition image in which the second image is superimposed on the first image, and
wherein the second display panel includes:
a substrate including a pixel region, a reflective region, and a peripheral region;
a light emitting structure on the pixel region of the substrate;
at least one blocking structure on the peripheral region of the substrate;
a first inorganic layer to cover the light emitting structure and the at least one blocking structure;
a first organic layer on the pixel region and the reflective region of the first inorganic layer;
a second inorganic layer on the first inorganic layer and the first organic layer;
a reflective member on the reflective region of the second inorganic layer;
a second organic layer on the second inorganic layer to cover the reflective member; and
a third inorganic layer on the second inorganic layer and the second organic layer.

### Claim 14 (depends on 13)

The display device of claim 13, wherein a depth of the transmitted first image is deeper than a depth of the second image by a transmission of the second display panel such that the superposition image is represented as a stereoscopic image.

### Claim 15 (depends on 14)

The display device of claim 14, wherein the second display panel transmits the first image to be a background image with respect to the second image.

### Claim 16 (depends on 14)

The display device of claim 14, wherein the first display panel corresponds to a flat display panel and the second display panel corresponds to a transparent display panel.

### Claim 17 (depends on 16)

The display device of claim 16, wherein the second display panel includes:
a substrate including a pixel region and a transparent region adjacent to the pixel region; and
a light emitting structure on the pixel region of the substrate, the light emitting structure including a plurality of insulation layers,
wherein the light emitting structure is not located in the transparent region.

### Claim 18 (depends on 16)

The display device of claim 16, wherein the first display panel and the second display panel are formed in an integral form.

### Claim 19 (depends on 14)

The display device of claim 14, further comprising:
a joint unit mechanically connected between the first display panel and the second display panel to adjust the first angle.
