Flexible Display Wearable Device Body Curvature Adaptation

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Solution Overview

Problem

Wearable electronic devices face challenges in providing a sufficient screen size while being compact and lightweight, with limited space for hardware and displays due to their curved form on the body, leading to restricted screen size and potential tension on display elements.

Innovation Solution

An electronic device design featuring a main body with a rigid section and a flexible section that can bend, allowing the display element to conform to the user's body curvature, with slidable and rotatable components to prevent tension and ensure stable support and protection of the display.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Weight of moving object

If the electronic device is miniaturized and reduced in weight to ensure comfortable wearing, then the wearable comfort is improved, but the space for installing hardware and display is limited, restricting screen size

Engineering Contradiction:
Improveweight of wearable electronic deviceVSAvoidscreen size
Core Design Contradiction:
Weight of moving objectVSArea of stationary object

Solution Approach 1:

The patent applies the dynamics principle by making the main body of the electronic device flexible and bendable rather than rigid. The main body can be bent to a predetermined degree, allowing the device to adapt to curved surfaces like the wrist while maintaining a compact form factor. This dynamic flexibility enables the device to provide both comfortable wearing and sufficient display area by allowing the screen to wrap around curved surfaces.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the electronic device is made bendable to conform to body curvature, then the wearing comfort is improved, but tension may be applied to the display element, affecting reliability

Engineering Contradiction:
Improveability to conform to body curvatureVSAvoiddisplay element stability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent applies beforehand cushioning by providing a cushioning member between the display element and the bending structure. This cushioning member prevents tension from being directly transmitted to the display element when the device is bent to conform to body curvature. The cushioning member absorbs and distributes the mechanical stress, protecting the display element while maintaining the device's adaptability to curved surfaces.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

3Ease of manufacture

If a flat display device is used in a wearable electronic device, then the manufacturing is simplified, but the screen size is restricted due to limited space on curved body surfaces

Engineering Contradiction:
Improvedisplay device installationVSAvoidscreen size
Core Design Contradiction:
Ease of manufactureVSArea of stationary object

Solution Approach 1:

The patent makes the main body flexible and bendable, allowing it to conform to curved surfaces like the wrist. This dynamic structure enables a larger display area by allowing the screen to wrap around curved surfaces, while still using standard display technologies that are relatively easy to manufacture and integrate.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent utilizes the third dimension by allowing the display to wrap around curved surfaces. Instead of being limited to a flat plane, the display element can extend across multiple dimensions by conforming to the curved geometry of the body part, effectively increasing the usable screen area within the same physical footprint.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS9983629B2Electronic device including flexible display element
Publication Date: 2018.05.29 SAMSUNG ELECTRONICS CO LTD
  • US9983629B2 patent drawing
  • US9983629B2 patent drawing
  • US9983629B2 patent drawing

AI summary

An electronic device is provided. The electronic device includes a main body including a rigid section portion, and a flexible section portion extending from at least one side of the rigid section portion, and a display element, at least a portion of which is disposed on the rigid section portion and another portion is disposed on the flexible section portion. The flexible section portion is bendable to be curved in relation to the rigid section portion, and the display element may be bent to be curved in relation to the rigid section portion together with the flexible section portion.