Overlapped Transparent Display Control Switching

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Solution Overview

Problem

The simultaneous use of a display device and a transparent display device is inconvenient due to difficulties in controlling both devices simultaneously, especially when the transparent display device is in the form of a handheld device, requiring a stand and causing user confusion regarding which display area is being controlled by the pointer.

Innovation Solution

A control method that includes a display unit with a communication unit and a control unit to detect overlapping areas, set a user interface near the edge of the overlapped area, and switch control objects based on pointer movements, providing feedback to indicate control changes, allowing seamless control between the display devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a transparent display device is used in conjunction with another display device, then the advantage of viewing content and background objects simultaneously is enhanced, but control convenience deteriorates due to difficulty in controlling both devices simultaneously

Engineering Contradiction:
Improvedisplay functionalityVSAvoidcontrol convenience
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

A user interface is introduced as an intermediary element positioned between the two display devices. This interface receives pointer input and mediates control signals to switch between controlling the first display device or the transparent display device, eliminating the need for separate control mechanisms for each device.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The user interface is designed with multi-functionality to handle both display devices through a single control mechanism. It can detect pointer input and dynamically switch control targets between the first display device and the transparent display device, making one control system serve multiple functions.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Stability of the object's composition

If a stand is required for the transparent display device, then stability is improved, but device complexity and space requirements increase

Engineering Contradiction:
Improvedevice stabilityVSAvoidsystem complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The control functionality for both display devices is merged into a single user interface system. By combining the control mechanisms and sharing the user interface, the overall system complexity is reduced while maintaining the ability to stably control both devices simultaneously.

Inventive Principle:
Principle #5Merging (Combining)

3Adaptability or versatility

If control switching between two display devices is implemented, then control flexibility is improved, but user confusion increases due to uncertainty about which display area is being controlled

Engineering Contradiction:
Improvecontrol flexibilityVSAvoidcontrol target clarity
Core Design Contradiction:
Adaptability or versatilityVSLoss of information

Solution Approach 1:

The user interface incorporates feedback mechanisms that provide real-time information about which display device is currently being controlled. This feedback eliminates user confusion by clearly indicating the active control target while maintaining flexible switching capability between devices.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS9817572B2Overlapped transparent display and control method thereof
Publication Date: 2017.11.14 LG ELECTRONICS INC
  • US9817572B2 patent drawing
  • US9817572B2 patent drawing
  • US9817572B2 patent drawing

AI summary

Disclosed is a display device providing a user interface to switch a control object of a pointer from the display device to an external transparent display device. The display device includes a display unit including a first display area, a communication unit to communicate with an external transparent display device including a second display area, and a control unit. The control unit receives a pointer control signal, detects a first area among the first display area overlapped by the external transparent display device, sets a user interface to a position proximate to at least a portion of the edge of the first area, transmits the pointer control signal to the external transparent display device when the pointer overlaps at least a portion of the user interface, and transmits no pointer control signal when the pointer moves into the first area in a path not passing through the user interface.