# US 11,442,684 B2 · Electronic device and method of displaying content thereon

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 11,442,684 B2
- Document ID: US11442684B2
- Status: Granted
- Kind: B2
- Application number: 17/471,242
- Filed: 2021-09-10
- Published: 2021-12-30
- Granted: 2022-09-13
- Earliest claimed: 2019-02-19
- Assignees: Samsung Electronics Co., Ltd.
- Applicants: Samsung Electronics Co., Ltd.
- Inventors: Seonghoon Choi; Yongjin Kwon; Jeongwon Yang; Byungseok Jung; Il Jung; Jinwan An
- Web page: https://patentgrep.com/patent/US11442684B2

## CPC

- G06F 3/1423: {controlling a plurality of local displays, e.g. CRT and flat panel display}
- G06F 1/1641: {the display being formed by a plurality of foldable display components (G06F1/1647 takes precedence)}
- G06F 1/1652: {the display being flexible, e.g. mimicking a sheet of paper, or rollable}
- G06F 1/1681: {Details related solely to hinges (hinge details related to the transmission of signals or power are classified in G06F1/1683)}
- G06F 3/0481: based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
- G06F 3/04845: for image manipulation, e.g. dragging, rotation, expansion or change of colour
- G06F 3/04886: by partitioning the display area of the touch-screen or the surface of the digitising tablet into independently controllable areas, e.g. virtual keyboards or menus
- G06F 3/147: using display panels
- G06T 3/40: Scaling of whole images or parts thereof, e.g. expanding or contracting
- G06F 2203/04803: Split screen, i.e. subdividing the display area or the window area into separate subareas
- G06F 2203/04806: Zoom, i.e. interaction techniques or interactors for controlling the zooming operation
- G09G 2340/04: Changes in size, position or resolution of an image
- G09G 2340/0442: Handling or displaying different aspect ratios, or changing the aspect ratio
- G09G 2380/02: Flexible displays
- G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N)
- G06T: IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- 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)

## Abstract

An electronic device may include: a foldable housing; at least one sensor; a first display having a first size and a first pixel density; a second display having a second size and a second pixel density; a processor; and a memory. The memory may store instructions that, when executed, cause the processor to control the electronic device to: display at least one first surface image generated based on the window having the first size through the first display; change the size of the window to a third size based on information associated with the first display and the second display in response to detecting a first event through the at least one sensor based on the at least one first surface image being displayed; and display at least one second surface image generated based on the window, of which the size has been changed to the third size, through the second display.

## Claims

### Claim 1

A portable communication device comprising:
a foldable housing including a first housing and a second housing;
a first display supporting a first resolution and a first pixel density, the first display accommodated in the first housing and the second housing such that, when the foldable housing is unfolded, the first display is visible through an area of a first surface of the portable communication device, and that, when the foldable housing is folded, a portion of the first display is folded according to a folding degree of the foldable housing;
a second display supporting a second resolution different from the first resolution and a second pixel density different from the first pixel density, the second display accommodated in the second housing, and not in the first housing, such that the second display is visible through at least one portion of a second surface of the portable communication device opposed to the first surface regardless of a folding state of the foldable housing;
a sensor configured to detect a change in the folding state of the foldable housing; and
a processor configured to:
while the foldable housing is unfolded, execute a specified application;
generate a first execution screen of the specified application in a first screen size corresponding to the first resolution;
display, via the first display set in the first resolution and the first pixel density, the first execution screen in the first screen size corresponding to the first resolution;
while the first execution screen is displayed, identify, using the sensor, the change in the folding state of the foldable housing from being unfolded to being folded;
based at least in part on the change in the folding state from being unfolded to being folded, generate a second execution screen of the specified application in a second screen size corresponding to a third resolution smaller than the first resolution and greater than the second resolution by a specified ratio; and
display, via the second display set in the second resolution and the second pixel density, the second execution screen in the second screen size corresponding to the third resolution.

### Claim 2 (depends on 1)

The portable communication device of claim 1, wherein the processor is configured to:
perform the generating of the second execution screen such that the specified ratio corresponds to a ratio between the first pixel density and the second pixel density.

### Claim 3 (depends on 1)

The portable communication device of claim 1, wherein the processor is configured to:
as at least part of the displaying of the second execution screen, adjust a size of the second execution screen from the second screen size to a third screen size corresponding to the second resolution.

### Claim 4 (depends on 1)

The portable communication device of claim 1, wherein the processor is configured to:
as at least a part of the displaying of the second execution screen, down-scaling the second execution screen to meet the specified ratio.

### Claim 5 (depends on 1)

The portable communication device of claim 1, wherein the processor is configured to:
generate the first execution screen and the second execution screen such that the first execution screen and the second execution screen include same content corresponding to the specified application.

### Claim 6 (depends on 1)

The portable communication device of claim 1, wherein the processor is configured to:
generate the first execution screen as a first window of the first screen size corresponding to a first horizontal value and a first vertical value of the first resolution; and
generate the second execution screen as a second window of the second screen size different from a second horizontal value or a second vertical value of the second resolution.

### Claim 7 (depends on 1)

The portable communication device of claim 1, wherein the processor is configured to:
while the second execution screen is displayed via the second display, identify, using the sensor, the change in the folding state of the foldable housing from being folded to being unfolded,
based at least in part on the change in the folding state from being folded to being unfolded, generate a third execution screen of the specified application in the first screen size corresponding to the first resolution, and
display, via the first display set in the first resolution and the first pixel density, the third execution screen.

### Claim 8 (depends on 1)

The portable communication device of claim 1, wherein the processor is configured to:
as at least part of the displaying of the second execution screen, adjust a size of the second execution screen from the second screen size to a third screen size corresponding to the second resolution,
generate a content by blending the second execution screen, of which the size has been adjusted to the third screen size corresponding to the second resolution, and
display, via the second display, the generated content.

### Claim 9 (depends on 1)

The portable communication device of claim 1, wherein the processor is configured to:
as at least part of the displaying of the second execution screen, generate a content by blending the second execution screen,
adjust a size of the generated content to a size corresponding to the second resolution, and
display, via the second display, the generated content, of which the size has been adjusted to the size corresponding to the second resolution.

### Claim 10 (depends on 9)

The portable communication device of claim 9, wherein the size is smaller than the first screen size and larger than the second screen size, and
wherein the processor is configured to down-scaling the generated content such that the generated content is capable of having the second screen size.

### Claim 11

A portable communication device comprising:
a foldable housing including a first housing and a second housing;
a first display supporting a first resolution and a first pixel density, the first display accommodated in the first housing and the second housing such that, when the foldable housing is unfolded, the first display is visible through an area of a first surface of the portable communication device, and that, when the foldable housing is folded, a portion of the first display is folded according to a folding degree of the foldable housing;
a second display supporting a second resolution different from the first resolution and a second pixel density different from the first pixel density, the second display accommodated in the second housing, and not in the first housing, such that the second display is visible through at least one portion of a second surface of the portable communication device opposed to the first surface regardless of a folding state of the foldable housing;
a sensor configured to detect a change in the folding state of the foldable housing; and
a processor configured to:
while the foldable housing is unfolded, execute a specified application such that a first execution screen of the specified application is displayed via the first display in a first screen size corresponding to the first resolution;
while the first execution screen is displayed, identify, using the sensor, the change in the folding state of the foldable housing from being unfolded to being folded; and
based at least in part on the change in the folding state from being unfolded to being folded, display, via the second display, a second execution screen of the specified application in a second screen size corresponding to a third resolution smaller than the first resolution and greater than the second resolution by a specified ratio.

### Claim 12 (depends on 11)

The portable communication device of claim 11, wherein the processor is configured to:
perform the displaying of the second execution screen such that the specified ratio corresponds to a ratio between the first pixel density and the second pixel density.

### Claim 13 (depends on 11)

The portable communication device of claim 11, wherein the processor is configured to:
as at least part of the displaying of the second execution screen, adjust a size of the second execution screen from the second screen size to a third screen size corresponding to the second resolution and smaller than the second screen size by the specified ratio.

### Claim 14 (depends on 11)

The portable communication device of claim 11, wherein the processor is configured to:
as at least a part of the displaying of the second execution screen, down-scaling the second execution screen to meet the specified ratio.

### Claim 15 (depends on 11)

The portable communication device of claim 11, wherein the processor is configured to:
generate the first execution screen and the second execution screen such that the first execution screen and the second execution screen include same content corresponding to the specified application.

### Claim 16 (depends on 11)

The portable communication device of claim 11, wherein the processor is configured to:
generate the first execution screen as a first window of the first screen size corresponding to a first horizontal value and a first vertical value of the first resolution; and
generate the second execution screen as a second window of the second screen size substantially different from a second horizontal value or a second vertical value of the second resolution.

### Claim 17 (depends on 11)

The portable communication device of claim 11, wherein the processor is further configured to:
while the second execution screen is displayed via the second display, identify, using the sensor, the change in the folding state of the foldable housing from being folded to being unfolded,
based at least in part on the change in the folding state from being folded to being unfolded, display, via the first display, a third execution screen of the specified application in the first screen size corresponding to the first resolution.

### Claim 18 (depends on 11)

The portable communication device of claim 11, wherein the processor is configured to:
as at least part of the displaying of the second execution screen, adjust a size of the second execution screen from the second screen size to a third screen size corresponding to the second resolution,
generate a content by blending the second execution screen, of which the size has been adjusted to the third screen size corresponding to the second resolution, and
display, via the second display, the generated content.

### Claim 19 (depends on 11)

The portable communication device of claim 11, wherein the processor is configured to:
as at least part of the displaying of the second execution screen, generate a content by blending the second execution screen,
adjust a size of the generated content to a size corresponding to the second resolution, and
display, via the second display, the generated content, of which the size has been adjusted to the size corresponding to the second resolution.

### Claim 20 (depends on 19)

The portable communication device of claim 19, wherein the size is smaller than the first screen size and larger than the second screen size, and
wherein the processor is configured to down-scaling the generated content such that the generated content is capable of having the second screen size.