# US 12,225,274 B2 · Display device and method of synthesizing images

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- Number: US 12,225,274 B2
- Document ID: US12225274B2
- Status: Granted
- Kind: B2
- Application number: 17/974,444
- Filed: 2022-10-26
- Published: 2023-05-04
- Granted: 2025-02-11
- Earliest claimed: 2021-10-29
- Assignees: LG Display Co., Ltd.
- Applicants: LG Display Co., Ltd.
- Inventors: Seung Taek Oh; Bo Yun Jung; Bo Gun Seo
- Web page: https://patentgrep.com/patent/US12225274B2

## CPC

- H10K 59/65: OLEDs integrated with inorganic image sensors
- H04N 23/45: for generating image signals from two or more image sensors being of different type or operating in different modes, e.g. with a CMOS sensor for moving images in combination with a charge-coupled device [CCD] for still images
- H04N 23/53: of electronic viewfinders, e.g. rotatable or detachable
- H04N 23/57: Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
- H04N 23/611: where the recognised objects include parts of the human body
- H04N 23/951: by using two or more images to influence resolution, frame rate or aspect ratio
- H04N 23/58: Means for changing the camera field of view without moving the camera body, e.g. nutating or panning of optics or image sensors
- H10K: ORGANIC ELECTRIC SOLID-STATE DEVICES
- H04N: PICTORIAL COMMUNICATION, e.g. TELEVISION

## Abstract

An embodiment discloses a display device including a display panel including a first display area and a second display area, a first image capturing assembly and a second image capturing assembly disposed below the second display area, and a rotating assembly configured to rotate the second image capturing assembly.

## Claims

### Claim 1

A display device, comprising:
a display panel including a first display area and a second display area;
a first image capturing assembly disposed below the second display area;
a second image capturing assembly disposed below the second display area;
a rotating actuator configured to rotate the second image capturing assembly, and
a processor configured to control the first image capturing assembly and the second image capturing assembly,
wherein the processor generates a synthesized image using a first image acquired by the first image capturing assembly and a second image acquired by the second image capturing assembly, and
wherein the processor extracts an image of an object from the second image, and generates the synthesized image using the first image and the image of the object extracted from the second image.

### Claim 2 (depends on 1)

The display device of claim 1, wherein the second display area has a lower pixel density than the first display area.

### Claim 3 (depends on 1)

The display device of claim 1, wherein the rotating actuator rotates the second image capturing assembly toward an object to be captured by the first image capturing assembly.

### Claim 4 (depends on 1)

The display device of claim 1, further comprising:
a distance sensor, wherein the rotating actuator adjusts an amount of rotation of the second image capturing assembly according to a distance to an object, the distance being measured by the distance sensor.

### Claim 5 (depends on 4)

The display device of claim 4, wherein the distance sensor is disposed below the second display area.

### Claim 6 (depends on 4)

The display device of claim 4, wherein the amount of rotation of the second image capturing assembly is increased as the distance to the object is smaller.

### Claim 7 (depends on 1)

The display device of claim 1, wherein the rotating actuator rotates the second image capturing assembly such that an optical axis of the second image capturing assembly intersects an optical axis of the first image capturing assembly.

### Claim 8 (depends on 1)

The display device of claim 1, wherein the rotating actuator includes an actuator configured to rotate an optical axis of the second image capturing assembly.

### Claim 9 (depends on 1)

The display device of claim 1, wherein the rotating actuator includes a lens disposed on a front side of the second image capturing assembly and an actuator configured to rotate the lens.

### Claim 10 (depends on 1)

The display device of claim 1, wherein the processor extracts a feature point of the object extracted from the second image, and rotates the extracted object on the basis of the feature point to match the extracted object with an object of the first image.

### Claim 11 (depends on 1)

The display device of claim 1, further comprising:
a sub-rotating actuator configured to rotate the first image capturing assembly,
wherein the processor determines whether the first image capturing assembly rotates depending on a position of an object in the first image.

### Claim 12

A display device, comprising:
a display panel including a first display area and a second display area;
a first image capturing assembly disposed below the second display area;
a second image capturing assembly disposed below the second display area; and
a rotating actuator configured to rotate the second image capturing assembly,
wherein the rotating actuator includes a moving actuator configured to move the second image capturing assembly, and
wherein the rotating actuator adjusts an amount of rotation of the second image capturing assembly according to a position to which the second image capturing assembly moves.

### Claim 13 (depends on 11)

The display device of claim 11, wherein the sub-rotating actuator includes a moving actuator configured to move the first image capturing assembly.

### Claim 14 (depends on 1)

The display device of claim 1, wherein
the first image capturing assembly and the second image capturing assembly are disposed below the plurality of second pixel groups and the plurality of light-transmitting areas.

### Claim 15 (depends on 14)

The display device of claim 14, wherein a polarizing plate disposed above the first image capturing assembly and the second image capturing assembly includes a light-transmitting pattern corresponding to at least one of the plurality of light-transmitting areas.

### Claim 16 (depends on 14)

The display device of claim 14, wherein a range of a data voltage applied to the second pixel group is larger than a range of a data voltage applied to the first pixel group.

### Claim 17

A method of synthesizing images, comprising:
receiving an image capturing signal;
acquiring distance information of an object;
determining whether a second image capturing assembly needs to be rotated based on the distance information;
rotating the second image capturing assembly with a selected angle when it is determined that the second image capturing assembly needs to be rotated;
acquiring a first image using a first image capturing assembly and a second image using the second image capturing assembly; and
synthesizing the first and second images,
wherein synthesizing the first image and the second image is to extract an image of an object from the second image and to generates the synthesized image using the first image and the image of the object extracted from the second image.
