Bending Display Surface for Secondary Interface

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Solution Overview

Problem

Current mobile handheld devices face challenges in providing an intuitive user interface that meets the diverse functional requirements, particularly in needing a large and easily operable display for various tasks.

Innovation Solution

The apparatus features a first part slidingly attached to a second part, with a main display and a secondary display, where the surface providing the main display bends or folds to form a side surface acting as the secondary display, allowing for touch input and content transfer between displays, enabling users to access and control applications and information without always relying on the main display.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of moving object

If a single large display is used, then the display area is maximized for easy operation, but the device structure becomes simpler and less versatile

Engineering Contradiction:
Improvedisplay areaVSAvoidinterface versatility
Core Design Contradiction:
Area of moving objectVSAdaptability or versatility

Solution Approach 1:

The display surface is segmented into a main display area and a secondary display area formed by bending the surface over the edge. This segmentation allows different functional areas to serve different purposes - the main display for primary operations and the secondary display for shortcuts, notifications, or auxiliary information, thereby increasing interface versatility while maintaining a compact overall structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The display surface is extended from a two-dimensional planar layout to a three-dimensional configuration by bending it over the edge to form a side surface. This dimensional transition creates an additional display area without significantly increasing the device footprint, enabling users to access information from multiple angles and planes.

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

2Adaptability or versatility

If a secondary display is added to the side, then interface versatility is improved, but the device structure becomes more complex

Engineering Contradiction:
Improveinterface versatilityVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The secondary display is merged with the main display as a continuous surface that bends over the edge. This integration eliminates the need for separate display components, mounting structures, and independent control systems, thereby achieving interface versatility while minimizing the increase in structural complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The bent display surface serves multiple functions - it acts as both an extension of the main display and a separate secondary display area. The same physical structure supports both display areas, allowing the device to provide multiple interface functionalities without requiring additional specialized components for each display area.

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

3Area of moving object

If the surface bends to form a side display, then additional display area is created without increasing device footprint, but manufacturing precision requirements increase

Engineering Contradiction:
Improvedisplay areaVSAvoidsurface bending precision
Core Design Contradiction:
Area of moving objectVSManufacturing precision

Solution Approach 1:

The display surface is implemented as a flexible or bendable structure that can be formed into the desired three-dimensional configuration. This flexible approach allows the surface to be molded or shaped during manufacturing to create the bent secondary display area, reducing the need for extremely precise assembly operations while still achieving the required geometric form.

Inventive Principle:
Principle #30Flexible shells and thin films

Solution Approach 2:

The display surface is designed with dynamic flexibility, allowing it to be bent and shaped during manufacturing and potentially adjusted during device assembly. This dynamic characteristic enables manufacturers to achieve the required bent configuration through controlled forming processes rather than requiring rigid, ultra-precise positioning of rigid components.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUSRE44845E1Apparatus comprising a sliding display part
Publication Date: 2014.04.15 NOKIA CORP
  • USRE44845E1 patent drawing
  • USRE44845E1 patent drawing
  • USRE44845E1 patent drawing

AI summary

An apparatus including a first part slidingly attached to a second part, the first part having a main display and a secondary display, wherein the first part has a surface providing the main display, and wherein the surface bends or folds forming a side or side surface that provides the secondary display.