Transparent Display With Camera Module for Enclosed Viewing

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Solution Overview

Problem

Transparent displays are limited in application due to the requirement that one surface must face the specific outdoor environment, restricting placement and angle, making it difficult to view outdoor scenes in enclosed spaces.

Innovation Solution

A transparent display system comprising a first display with alternating regions and a second display laminated on one side, along with a camera shooting module and signal processing module, allowing the capture and display of outdoor environment images from any angle, with the second display's transparent regions transmitting light from the first display to enable simultaneous viewing of images and environment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a transparent display is used to view outdoor environment, then the display must have one surface facing the outdoor environment, but this restricts the placement position and viewing angle, making it difficult to view in enclosed spaces

Engineering Contradiction:
Improveplacement flexibilityVSAvoidviewing accessibility
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The display is divided into multiple display units arranged in an array, with each unit containing sub-pixels that can be independently controlled. This segmentation allows the system to flexibly configure display regions and transparent regions, enabling placement in enclosed spaces while maintaining viewing accessibility through the transparent portions.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent transitions from a traditional single-surface transparent display to a three-dimensional array structure with multiple display units stacked or arranged in space. This dimensional change allows the display to be viewed from multiple angles and positions, solving the limitation of fixed placement orientation while maintaining adaptability to different environments.

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

2Adaptability or versatility

If a transparent display is placed in an enclosed room, then the display cannot directly face the outdoor environment, but the invention uses a camera shooting module to capture environment images and display them on the transparent display

Engineering Contradiction:
Improveenvironmental adaptabilityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

A camera shooting module is introduced as an intermediary device to capture outdoor environment images, which are then processed and displayed on the transparent display. This intermediary allows the system to indirectly access outdoor views from enclosed spaces, achieving environmental adaptability without requiring direct line-of-sight to the outdoor environment.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system creates a visual copy of the outdoor environment by capturing images with a camera and displaying them on the transparent display. This copying approach allows users to view outdoor scenes from enclosed spaces, achieving environmental adaptability while adding the complexity of image capture and processing components.

Inventive Principle:
Principle #26Copying

3Use of energy by stationary object

If the first transparent regions are not coated with color resist, then light from the first display can transmit through to provide backlight for the second display, but this requires precise alignment of transparent regions between the two displays

Engineering Contradiction:
Improvebacklight efficiencyVSAvoidregion alignment precision
Core Design Contradiction:
Use of energy by stationary objectVSManufacturing precision

Solution Approach 1:

Different regions of the display are assigned different functions: display regions for image output and transparent regions for light transmission. The transparent regions are strategically positioned and sized to align between the first and second displays, creating localized optical pathways that enable efficient backlight transmission while maintaining manufacturing feasibility through precise but manageable alignment requirements.

Inventive Principle:
Principle #3Local quality

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

Enables flexible and variable applications by allowing the transparent display to show outdoor environment images in enclosed spaces without spatial restrictions, improving image clarity and layering, and reducing energy consumption by eliminating the need for additional backlights in some configurations.

Implementation Method 1

the second transparent regions are employed to transmit the light emitted by the first display to human eyes

Methodology Applied
Scientific EffectLight transmission: Light

Implementation Method 2

the second display is a liquid crystal display, and light revealed from the first transparent regions is employed to provide a backlight for the second display regions

Methodology Applied
Scientific EffectLiquid crystal light modulation: Liquid Crystals

Data Source

PatentUS9978299B2Transparent display
Publication Date: 2018.05.22 WUHAN CHINA STAR OPTOELECTRONICS TECH CO LTD
  • US9978299B2 patent drawing
  • US9978299B2 patent drawing
  • US9978299B2 patent drawing

AI summary

The present invention discloses a transparent display, comprising a first display, comprising a plurality of first display regions and a plurality of transparent regions alternately arranged along a first direction; a second display, comprising a plurality of second display regions and a plurality of second transparent regions which are alternately located along the first direction, and the second display is laminated with the first display and located at one side of the first display in an image display direction, and the vertical projections of the second display regions on the first display completely coincide with the first transparent regions, and the vertical projections of the second transparent regions on the first display completely coincide with the first transparent regions; a camera shooting module; a signal process module.