Flexible Sliding Display Structure for Full-Screen Front Camera

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Solution Overview

Problem

Existing display devices struggle to achieve a full-screen design due to technical limitations, making it difficult to integrate front cameras without compromising the screen aspect ratio.

Innovation Solution

A display device featuring a flexible display mounted on a sliding mechanism, which can expose or cover a front camera by sliding relative to a middle frame, utilizing a roller to curl part of the flexible display and achieve a full-screen mode.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a front camera is integrated into the display device, then the device can perform front camera functions, but the screen aspect ratio is compromised and full-screen design cannot be achieved

Engineering Contradiction:
Improvefront camera functionVSAvoidscreen aspect ratio
Core Design Contradiction:
Adaptability or versatilityVSArea of stationary object

Solution Approach 1:

The flexible display is made movable through a sliding mechanism that allows it to shift position relative to the middle frame. This dynamic configuration enables the display to cover or expose the front camera as needed, transforming a static layout into an adaptable system that can achieve both full-screen mode and front camera mode

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The solution introduces a new dimension of movement by allowing the flexible display to slide horizontally along the middle frame. This additional degree of freedom enables the display to move between different positions, achieving full-screen coverage when needed and exposing the front camera when required, without compromising the overall device structure

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

2Adaptability or versatility

If the flexible display is fixed on the middle frame, then the structure is simple, but the display cannot switch between full-screen mode and front camera mode

Engineering Contradiction:
Improvedisplay mode switchingVSAvoidstructure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The flexible display is coupled with a sliding mechanism that enables it to move relative to the middle frame. This dynamic setup allows the display to switch between covering and exposing the front camera, achieving multiple display modes while maintaining a relatively simple overall structure through straightforward mechanical components

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If the display area is reduced to accommodate the front camera, then the front camera can be exposed, but the full-screen design is compromised

Engineering Contradiction:
Improvefront camera exposureVSAvoiddisplay area
Core Design Contradiction:
Adaptability or versatilityVSArea of moving object

Solution Approach 1:

Instead of permanently reducing the display area, the flexible display is made dynamically adjustable through the sliding mechanism. This allows the display to maintain its full area when in full-screen mode and temporarily shift position to expose the front camera when needed, preserving the maximum display area while enabling front camera functionality

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12483645B2Display device
Publication Date: 2025.11.25 WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO LTD
  • US12483645B2 patent drawing
  • US12483645B2 patent drawing
  • US12483645B2 patent drawing

AI summary

A display device includes a middle frame, a roller, a flexible display, a sliding mechanism, and a front camera. The middle frame has an upper end and a lower end. The roller is rotatably mounted on the middle frame and arranged close to the lower end. The front camera is installed on the middle frame and arranged close to the upper end. The flexible display is fixedly disposed on the sliding mechanism. The sliding mechanism is slidably mounted to the middle frame and is reciprocally movable in a first direction relative to the middle frame to drive the flexible display to expose or cover the front camera.