# US 12,118,690 B2 · Image display method and device, and computer storage medium

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- Number: US 12,118,690 B2
- Document ID: US12118690B2
- Status: Granted
- Kind: B2
- Application number: 17/609,636
- Filed: 2020-12-25
- Published: 2023-10-05
- Granted: 2024-10-15
- Earliest claimed: 2020-12-25
- Assignees: Beijing Boe Optoelectronics Technology Co., Ltd.; Boe Technology Group Co., Ltd.
- Applicants: Beijing BOE Optoelectronics Technology Co., Ltd.; BOE Technology Group Co., Ltd.
- Inventors: Wenyu Li; Jinghua Miao; Hao Zhang; Lili Chen
- Web page: https://patentgrep.com/patent/US12118690B2

## CPC

- G06T 3/40: Scaling of whole images or parts thereof, e.g. expanding or contracting
- G06T 3/4092: Image resolution transcoding, e.g. by using client-server architectures
- G06F 3/011: {Arrangements for interaction with the human body, e.g. for user immersion in virtual reality (blind teaching G09B21/00)}
- G06F 3/012: {Head tracking input arrangements}
- G06F 3/1407: {General aspects irrespective of display type, e.g. determination of decimal point position, display with fixed or driving decimal point, suppression of non-significant zeros}
- G06F 3/147: using display panels
- G06T 5/50: using two or more images, e.g. averaging or subtraction
- G09G 5/006: {Details of the interface to the display terminal (specific for a display terminal using a CRT G09G1/167; using a flat panel G09G3/2096; circuits for interfacing with colour displays G09G5/04)}
- G09G 5/391: Resolution modifying circuits, e.g. variable screen formats
- H04N 7/01: Conversion of standards {, e.g. involving analogue television standards or digital television standards processed at pixel level}
- G06T 2207/20021: Dividing image into blocks, subimages or windows
- G06T 2207/20221: Image fusion; Image merging
- G09G 2340/0435: Change or adaptation of the frame rate of the video stream
- G09G 2340/045: Zooming at least part of an image, i.e. enlarging it or shrinking it
- G09G 2354/00: Aspects of interface with display user
- G09G 2370/04: Exchange of auxiliary data, i.e. other than image data, between monitor and graphics controller
- G09G 2370/042: for monitor identification
- G06T: IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N)
- 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

## Abstract

Provided is an image display method, including: transmitting a first image of a first resolution to a display component at a first frequency in the case that the mode information indicates a first mode, wherein the first image is formed by splicing a plurality of sub-images of a second resolution; and transmitting a second image of the first resolution to the display component at a third frequency in the case that the mode information indicates a second mode, wherein n second images form a frame of image of the display component.

## Claims

### Claim 1

An image display method, applicable to a processing component, the method comprising:
acquiring mode information;
transmitting a first image of a first resolution to a display component at a first frequency in the case that the mode information indicates a first mode, wherein the first image is formed by splicing a plurality of sub-images of a second resolution; and
transmitting a second image of the first resolution to the display component at a third frequency in the case that the mode information indicates a second mode, wherein n second images form a frame of image of the display component, and n≥2.

### Claim 2 (depends on 1)

The method according to claim 1, wherein transmitting the first image of the first resolution to the display component at the first frequency in the case that the mode information indicates the first mode comprises:
acquiring the plurality of sub-images of the second resolution in the case that the mode information indicates the first mode; and
splicing the plurality of sub-images into the first image of the first resolution.

### Claim 3 (depends on 1)

The method according to claim 1, wherein transmitting the second image of the first resolution to the display component at the third frequency in the case that the mode information indicates the second mode comprises:
acquiring a third image of a third resolution in the case that the mode information indicates the second mode;
cropping the third image into the n second images of the first resolution; and
transmitting the second image of the first resolution to the display component at the third frequency.

### Claim 4 (depends on 1)

The method according to claim 1, wherein transmitting the first image of the first resolution to the display component at the first frequency comprises:
generating the first image of the first resolution with a first mode identifier; and
transmitting the first image of the first resolution with the first mode identifier to the display component.

### Claim 5 (depends on 1)

The method according to claim 1, wherein transmitting the second image of the first resolution to the display component at the third frequency comprises:
generating the second image of the first resolution with a second mode identifier; and
transmitting the second image of the first resolution with the second mode identifier to the display component.

### Claim 6 (depends on 1)

The method according to claim 1, wherein the method is applicable to the processing component in a virtual reality device, and acquiring the mode information comprises:
acquiring posture information of a user's head;
determining a rotation speed of the head based on the posture information;
determining that the mode information indicates the first mode in response to the rotation speed being greater than a threshold; and
determining that the mode information indicates the second mode in response to the rotation speed being less than or equal to the threshold.

### Claim 7

An image display method, applicable to a display component, the method comprising:
receiving an image of a first resolution;
acquiring a mode identifier, wherein the mode identifier is configured to indicate that the image is in a first mode or a second mode;
in the case that the image is in the first mode, splitting the image as a first image into a plurality of sub-images of a second resolution, and displaying the plurality of sub-images of the second resolution at a second frequency;
in the cast that the image is in the second mode, receiving n−1 images of the first resolution, and n≥2, and
splicing the received n images of the first resolution into a frame of an image for display.

### Claim 8 (depends on 7)

The method according to claim 7, wherein acquiring the mode identifier comprises:
acquiring the mode identifier in the image.

### Claim 9 (depends on 7)

The method according to claim 7, wherein in the case that the image is in the first mode, splitting the image as the first image into the plurality of sub-images of the second resolution, and displaying the plurality of sub-images of the second resolution at the second frequency comprises:
cropping the image of the first resolution into the plurality of sub-images of the second resolution in the case that the image is in the first mode; and
scaling up the sub-images of the second resolution into an image of a third resolution and displaying the image of the third resolution at the second frequency.

### Claim 10 (depends on 7)

The method according to claim 7, wherein the image of the first resolution is regarded as an second image, and splicing the received n images of the first resolution into the frame of the image for display comprises:
displaying a third image of a third resolution at a fourth frequency, wherein the third image is composed of the n second images, the fourth frequency being lower than the second frequency, and the third resolution being greater than the first resolution.

### Claim 11 (depends on 7)

An image display device, comprising a processor and a memory storing at least one instruction, at least one program, a code set or an instruction set therein, wherein the processor, when loading and executing the at least one instruction, the at least one program, the code set or the instruction set, is caused to perform the image display method as defined in claim 7.

### Claim 12 (depends on 1)

A non-transitory computer storage medium storing at least one program, a code set, or an instruction set therein, wherein the at least one instruction, the at least one program, the code set or the instruction set, when loaded and executed by a processor, causes the processor to perform the image display method as defined in claim 1.

### Claim 13 (depends on 7)

A non-transitory computer storage medium storing at least one program, a code set, or an instruction set therein, wherein the at least one instruction, the at least one program, the code set or the instruction set, when loaded and executed by a processor, causes the processor to perform the image display method as defined in claim 7.

### Claim 14

An image display device, comprising a processor and a memory storing at least one instruction, at least one program, a code set or an instruction set therein, wherein the processor, when loading and executing the at least one instruction, the at least one program, the code set or the instruction set, is caused to perform:
acquiring mode information;
transmitting a first image of a first resolution to a display component at a first frequency in the case that the mode information indicates a first mode, wherein the first image is formed by splicing a plurality of sub-images of a second resolution; and
transmitting a second image of the first resolution to the display component at a third frequency in the case that the mode information indicates a second mode, wherein n second images form a frame of image of the display component, and n≥2.

### Claim 15 (depends on 14)

The device according to claim 14, wherein the processor, when loading and executing the at least one instruction, the at least one program, the code set or the instruction set, is further caused to perform:
acquiring the plurality of sub-images of the second resolution in the case that the mode information indicates the first mode; and
splicing the plurality of sub-images into the first image of the first resolution.

### Claim 16 (depends on 14)

The device according to claim 14, wherein the processor, when loading and executing the at least one instruction, the at least one program, the code set or the instruction set, is further caused to perform:
acquiring a third image of a third resolution in the case that the mode information indicates the second mode;
cropping the third image into the n second images of the first resolution; and
transmitting the second image of the first resolution to the display component at the third frequency.

### Claim 17 (depends on 14)

The device according to claim 14, wherein the processor, when loading and executing the at least one instruction, the at least one program, the code set or the instruction set, is further caused to perform:
generating the first image of the first resolution with a first mode identifier; and
transmitting the first image of the first resolution with the first mode identifier to the display component.

### Claim 18 (depends on 14)

The device according to claim 14, wherein the processor, when loading and executing the at least one instruction, the at least one program, the code set or the instruction set, is further caused to perform:
generating the second image of the first resolution with a second mode identifier; and
transmitting the second image of the first resolution with the second mode identifier to the display component.

### Claim 19 (depends on 14)

The device according to claim 14, wherein the processor, when loading and executing the at least one instruction, the at least one program, the code set or the instruction set, is further caused to perform:
acquiring posture information of a user's head;
determining a rotation speed of the head based on the posture information;
determining that the mode information indicates the first mode in response to the rotation speed being greater than a threshold; and
determining that the mode information indicates the second mode in response to the rotation speed being less than or equal to the threshold.