Artificial Window System with Segmented Display Power Management

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Solution Overview

Problem

Artificial windows struggle to replicate the immersive experience of traditional windows and consume excessive power due to large display screens, making it difficult to approximate the look and feel of natural windows while maintaining image quality and reducing energy consumption.

Innovation Solution

An artificial window system incorporating a window panel, panel driver, camera device, and power management controller that captures outdoor images and lighting conditions, allowing for a window covering to obscure parts of the display, transitioning obscured regions into low-power mode using sensors and occupancy detection to reduce power consumption.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If large display screens are used to output high definition images, then image quality is improved, but power consumption increases

Engineering Contradiction:
Improveimage qualityVSAvoidpower consumption
Core Design Contradiction:
Measurement precisionVSUse of energy by moving object

Solution Approach 1:

The display screen is divided into multiple independently controllable display regions, allowing selective activation of only those regions that need to display content, thereby reducing overall power consumption while maintaining high definition image quality in active areas

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different display regions are assigned different power consumption levels based on their operational needs, with active regions maintaining high definition quality and inactive regions in low-power or off states, optimizing the balance between image quality and energy usage

Inventive Principle:
Principle #3Local quality

2Measurement precision

If the display screen operates continuously at full power, then image quality is maintained, but power consumption increases

Engineering Contradiction:
Improveimage qualityVSAvoidpower consumption
Core Design Contradiction:
Measurement precisionVSUse of energy by stationary object

Solution Approach 1:

The display system dynamically adjusts the operational state of different display regions based on real-time detection of covering objects, transitioning regions between active, standby, and off states to optimize power consumption while maintaining image quality where needed

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

Sensors detect the presence and position of covering objects in real-time and provide feedback to the control system, which then adjusts the power state of corresponding display regions, creating a closed-loop system that balances image quality and energy efficiency

Inventive Principle:
Principle #23Feedback

3Adaptability or versatility

If window coverings are added to obscure portions of the display, then realism is improved, but device complexity increases

Engineering Contradiction:
ImproverealismVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

Physical window coverings serve as intermediaries between the user and the display, providing tactile and visual realism, while sensors act as intermediaries to detect the covering state and trigger appropriate power management responses, bridging the physical and digital domains

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS10701304B2Power management in an artificial window system
Publication Date: 2020.06.30 DPA VENTURES INC
  • US10701304B2 patent drawing
  • US10701304B2 patent drawing
  • US10701304B2 patent drawing

AI summary

In general, the present disclosure is directed to an artificial window system that can simulate the user experience of a traditional window in environments where exterior walls are unavailable or other constraints make traditional windows impractical. In an embodiment, an artificial window consistent with the present disclosure includes a window panel, a panel driver, and a camera device. The camera device captures a plurality of image frames representative of an outdoor environment and provides the same to the panel driver. A controller of the panel driver sends the image frames as a video signal to cause the window panel to visually output the same. The window panel may further include light panels, and the controller may extract light characteristics from the captured plurality of image frames to send signals to the light panels to cause the light panels to mimic outdoor lighting conditions.