Liquid Crystal Panel Incident Light Control Area Camera Integration

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Solution Overview

Problem

Electronic devices with integrated liquid crystal panels and cameras face challenges in capturing clear images due to the interference of light from the display area affecting the camera's incident light control area, leading to suboptimal image quality.

Innovation Solution

The electronic device incorporates a liquid crystal panel with an incident light control area featuring an annular line and control electrodes in different layers with an insulating film, allowing precise control of light transmission to the camera, enabling clear image capture by managing light from the display area effectively.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If the liquid crystal panel and camera are integrated on the same surface, then the device can capture clear images, but light from the display area interferes with the camera's incident light control area

Engineering Contradiction:
Improveimage clarityVSAvoidlight interference
Core Design Contradiction:
Measurement precisionVSObject-affected harmful factors

Solution Approach 1:

The liquid crystal panel is divided into a display area and an incident light control area, with the latter being further segmented into multiple regions (first incident light control area, second incident light control area, third incident light control area) that can be independently controlled to manage light transmission to the camera

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different regions of the liquid crystal panel are assigned different functions: the display area displays images while the incident light control area specifically controls light transmission to the camera, with each region having optimized optical properties for its specific purpose

Inventive Principle:
Principle #3Local quality

2Adaptability or versatility

If the camera is positioned to capture images, then imaging function is enabled, but light from the display area affects the incident light control area

Engineering Contradiction:
Improveimaging capabilityVSAvoiddisplay light interference
Core Design Contradiction:
Adaptability or versatilityVSObject-generated harmful factors

Solution Approach 1:

The liquid crystal panel's incident light control area acts as an intermediary between the display area and the camera, using controllable light transmission to block or allow light from the display area from reaching the camera's incident light control area

Inventive Principle:
Principle #24Intermediary (Mediator)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This configuration ensures that the camera receives optimal light conditions, enhancing image clarity and quality by effectively blocking or allowing light as needed, thus improving the device's imaging capabilities.

Implementation Method 1

a liquid crystal panel including a first substrate, a second substrate, and a liquid crystal layer held between the first substrate and the second substrate

Methodology Applied
Scientific EffectLiquid crystal orientation control: Liquid Crystals

Data Source

PatentUS12085814B2Electronic device
Publication Date: 2024.09.10 MAGNOLIA WHITE CORP
  • US12085814B2 patent drawing
  • US12085814B2 patent drawing
  • US12085814B2 patent drawing

AI summary

According to one embodiment, an electronic device includes a liquid crystal panel and a camera. The liquid crystal panel includes a display area and an incident light control area. The camera overlaps the incident light control area. The incident light control area includes an annular line and a control electrode connected to the annular line and arranged inside the annular line. The annular line and the control electrode are formed in different layers with an insulating film sandwiched therebetween.