US-20260129142-A1 - ELECTRONIC APPARATUS AND CONTROL METHOD THEREOF

US20260129142A1US 20260129142 A1US20260129142 A1US 20260129142A1US-20260129142-A1

Abstract

Disclosed is an electronic apparatus. The electronic apparatus includes an input/output interface, memory configured to store at least one instruction, and at least one processor configured to execute the at least one instruction, and the at least one processor obtains a first image having variable refresh rate through the input/output interface, and based on obtaining a second image having fixed refresh rate, generates a multi-view screen displaying both the first image and the second image, by changing refresh rate of the second image based on current refresh rate corresponding to the variable refresh rate.

Inventors

Minjeong Kim
Minsang Kim

Assignees

SAMSUNG ELECTRONICS CO., LTD.

Dates

Publication Date: 20260507
Application Date: 20250912
Priority Date: 20241106

Claims (15)

1 . An electronic apparatus comprising: an input/output interface; memory configured to store at least one instruction; and at least one processor configured to execute the at least one instruction to: obtain a first image having a variable refresh rate through the input/output interface, obtain a second image having a fixed refresh rate, and generate a multi-view screen displaying both the first image and the second image by changing the fixed refresh rate of the second image to a current refresh rate of the first image.
2 . The electronic apparatus as claimed in claim 1 , wherein based on the fixed refresh rate of the second image being greater than a minimum refresh rate of the variable refresh rate of the first image, the at least one processor is configured to execute the at least on instruction to: change the minimum refresh rate of the variable refresh rate of the first image.
3 . The electronic apparatus as claimed in claim 1 , wherein the at least one processor is further configured to execute the at least one instruction to: generate the multi-view screen such that a refresh rate of the multi-view screen changes to the current refresh rate of the first image.
4 . The electronic apparatus as claimed in claim 1 , wherein the at least one processor is further configured to execute the at least one instruction to: synchronize the fixed refresh rate of the second image such that the fixed refresh rate of the second image changes to the current refresh rate of the first image by disposing a frame of the second image repeatedly.
5 . The electronic apparatus as claimed in claim 1 , wherein the at least one processor is further configured to execute the at least one instruction to: synchronize a Vsync start time point of the first image with a Vsync start time point of the second image by adjusting a vertical front porch Vfront of the second image.
6 . The electronic apparatus as claimed in claim 1 , wherein the at least one processor is further configured to execute the at least one instruction to: determine resolution of the multi-view screen, and scale at least one of resolution of the first image and resolution of the second image, in response to the determined resolution of the multi-view screen.
7 . The electronic apparatus as claimed in claim 1 further comprising: a display configured to display an image by using a timing controller, wherein the at least one processor is configured to execute the at least one instruction to: control the timing controller to display the multi-view screen.
8 . The electronic apparatus as claimed in claim 1 further comprising: a display configured to display an image by using a plurality of timing controllers, wherein the at least one processor is configured to execute the at least on instruction to: change the fixed refresh rate of the second image based on at least one timing controller among the plurality of timing controllers processing the first image and the second image together.
9 . The electronic apparatus as claimed in claim 8 , wherein the at least one processor is further configured to execute the at least one instruction to: generate the first image and the second image as a multi view in a picture in picture (PIP) form.
10 . The electronic apparatus as claimed in claim 1 , wherein the at least one processor is further configured to execute the at least one instruction to: obtain the current refresh rate of the first image based on refresh rate information in a video timing extended metadata (VTEM) packet obtained through the input/output interface.
11 . A method of controlling an electronic apparatus, the method comprising: obtaining a first image having a variable refresh rate; obtaining a second image having a fixed refresh rate; and generating a multi-view screen displaying both the first image and the second image, by changing the fixed refresh rate of the second image to a current refresh rate of the first image.
12 . The method as claimed in claim 11 , wherein the generating generates the multi-view screen such that a refresh rate of the multi-view screen is changed to the current refresh rate of the first image.
13 . The method as claimed in claim 11 , wherein the generating includes: synchronizing the fixed refresh rate of the second image such that the fixed refresh rate of the second image changes to the current refresh rate of the first image by disposing a frame of the second image repeatedly.
14 . The method as claimed in claim 11 , wherein the generating includes: synchronizing a Vsync start time point of the first image with a Vsync start time point of the second image by adjusting a vertical front porch Vfront of the second image.
15 . A non-transitory computer-readable recording medium in which a program for executing a method of controlling an electronic apparatus is stored, the method comprising: by the electronic apparatus: obtaining a first image having a variable refresh rate; obtaining a second image having a fixed refresh rate; and generating a multi-view screen displaying both the first image and the second image, by changing the fixed refresh rate of the second image to a current refresh rate of the first image.

Description

CROSS-REFERENCE TO RELATED APPLICATION This application is a continuation application of international application No. PCT/KR2025/012072, filed on Aug. 8, 2025, which claims priority under 35 U. S. C. § 119 to Korean Patent Application No. 10-2024-0156226, filed on Nov. 6, 2024, the disclosures of which are incorporated herein by reference in their entireties. TECHNICAL FIELD This disclosure relates to an electronic apparatus capable of processing an image having variable refresh rate and an image having fixed refresh rate as a multi-view screen, and a control method thereof. BACKGROUND ART With the advancement of electronic technologies, various types of electronic devices have been developed and provided. In particular, display devices such as a TV or a mobile device and the like have be developed and provided actively. As one example, an image could be provided to a display device and the like by using a variable refresh rate (VRR) image signal from a server, a game console and the like. DISCLOSURE OF INVENTION Solution to Problem Embodiments according to the present disclosure are to solve at least one of the above-described problems and/or disadvantages and provide advantages. Accordingly, the embodiments are to provide an electronic apparatus capable of processing an image having variable refresh rate and an image having fixed refresh rate as a multi-view screen and a control method thereof. Embodiments are described in the detailed description provided hereafter, and some of the embodiments are clearly understood from the detailed description, and the other (other) embodiments are suggested based on training from suggested embodiments. According to an embodiment of the disclosure, an electronic apparatus may include an input/output interface; memory configured to store at least one instruction; and at least one processor configured to execute the at least one instruction to: obtain a first image having a variable refresh rate through the input/output interface, obtain a second image having a fixed refresh rate, and generate a multi-view screen displaying both the first image and the second image by changing the fixed refresh rate of the second image to a current refresh rate of the first image. According to an embodiment of the disclosure, a method of controlling an electronic apparatus, the method may include: obtaining a first image having a variable refresh rate; obtaining a second image having a fixed refresh rate; and generating a multi-view screen displaying both the first image and the second image, by changing the fixed refresh rate of the second image to a current refresh rate of the first image. An electronic apparatus according to an embodiment is disclosed. The electronic apparatus includes an input/output interface, memory configured to store at least one instruction, and at least one processor configured to execute the at least one instruction, and the at least one processor obtains a first image having variable refresh rate through the input/output interface, and based on obtaining a second image having fixed refresh rate, generates a multi-view screen displaying both the first image and the second image, by changing refresh rate of the second image based on current refresh rate corresponding to the variable refresh rate. Based on the refresh rate of the second image being greater than minimum refresh rate of the variable refresh rate, the at least one processor may change the minimum refresh rate of the variable refresh rate of the first image. The at least one processor may generate the multi-view screen such that refresh rate of the multi-view screen corresponds to refresh rate of the first image. The at least one processor may synchronize refresh rate such that the refresh rate of the second image corresponds to current refresh rate of the first image by disposing a frame of the second image repeatedly. The at least one processor may synchronize a Vsync start time point of the first image with a Vsync start time point of the second image by adjusting a vertical front porch Vfront of the second image. The at least one processor may determine resolution of the multi-view screen, and may scale at least one of resolution of the first image and resolution of the second image in response to the determined resolution of the multi-view screen. The electronic apparatus may further include a display configured to display an image by using one timing controller, and the at least one processor may control the timing controller to display the multi-view screen. The electronic apparatus may further include a display configured to display an image by using a plurality of timing controllers, and the at least one processor may change the refresh rate of the second image in a case where at least one timing controller among the plurality of timing controllers processes the first image and the second image together. The at least one processor may generate the first image and the second image as a mult