Touchpad Display Switch Structure for Larger Input Surfaces

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Solution Overview

Problem

Existing electronic devices with touchpads lack an integrated display function, which limits user interaction and experience, particularly in maximizing the display area and providing intuitive input methods.

Innovation Solution

An electronic device design that incorporates a touchpad with a switch mechanism, allowing for both touch input and display functionality, including a housing with a display panel and a switch device actuated by downward force, enhancing user interaction and experience.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of stationary object

If a traditional touchpad is used without display functionality, then the device structure is simple, but the display area is reduced and user interaction is limited

Engineering Contradiction:
Improvedisplay areaVSAvoiddevice structure
Core Design Contradiction:
Area of stationary objectVSDevice complexity

Solution Approach 1:

The patent combines a display panel with a touchpad structure into a single integrated component. The display panel is positioned within the touchpad housing and can be actuated together with the touchpad surface, merging two previously separate functions (display and input) into one unified structure that maximizes space utilization and display area while maintaining relatively simple device architecture.

Inventive Principle:
Principle #5Merging (Combining)

2Ease of operation

If a touchpad with integrated switch is used, then user interaction is improved, but the manufacturing process becomes more complex

Engineering Contradiction:
Improveuser interactionVSAvoidmanufacturing process
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

The touchpad structure is designed to serve multiple functions simultaneously: it acts as both an input device for pointer control and a switch mechanism for selecting displayed items. The same physical structure (the touchpad surface and its support) enables both touch-based pointer movement and click-based selection, eliminating the need for separate buttons or switches and thereby improving ease of operation while keeping manufacturing complexity manageable.

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

3Adaptability or versatility

If display panel is integrated into touchpad, then additional display is provided, but structural complexity increases

Engineering Contradiction:
Improvedisplay functionalityVSAvoidstructural complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The display panel is nested within the existing touchpad housing structure. The display panel fits into the space already allocated for the touchpad, utilizing the same housing boundaries and support mechanisms. This nesting approach allows the addition of display functionality without requiring a completely new structural framework, thereby increasing adaptability while controlling structural complexity.

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS11914434B2Electronic device comprising display with switch
Publication Date: 2024.02.27 SAMSUNG ELECTRONICS CO LTD
  • US11914434B2 patent drawing
  • US11914434B2 patent drawing
  • US11914434B2 patent drawing

AI summary

An electronic device according to an embodiment of the present disclosure may include: a housing including a first plate and a second plate, wherein the first plate includes an opening; a display panel at least partially exposed through the opening and including a touch sensor; a first support member coupled to the display panel and a portion of the first plate along at least part of one side of the opening; and a switch device configured to be actuated according to a depression of the display panel, the depression caused by a downward force exerted on an upper portion of the display panel. Other various embodiments are also possible.