Wireless Keyboard Display Area Adaptation

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Solution Overview

Problem

Handheld computer systems face challenges in viewing the display without removing the keyboard, as the keyboard often blocks part of the screen, making it difficult to access the data displayed.

Innovation Solution

An information handling system with a connectable wireless keyboard that determines the size of the visible display area when the keyboard is attached, refraining from displaying items on the blocked portion and adjusting the layout of visible items to fit the changed screen size as the keyboard is repositioned.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the keyboard is positioned on top of the display to enable data entry, then the keyboard is accessible and portable, but the display area is blocked and data becomes difficult to view

Engineering Contradiction:
Improvekeyboard accessibilityVSAvoidvisible display area
Core Design Contradiction:
Ease of operationVSArea of stationary object

Solution Approach 1:

The system dynamically adjusts the display layout based on the keyboard's position. When the keyboard is detected on the display, the system automatically modifies which items are visible and their positions, allowing the display content to adapt to the blocked area rather than requiring the keyboard to be removed

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes display parameters (visible items, item positions, layout configuration) based on the detected keyboard state. By monitoring whether the keyboard is present and its position, the system alters display parameters to ensure all data remains accessible within the unblocked portions of the screen

Inventive Principle:
Principle #35Parameter changes

2Weight of moving object

If the keyboard is made detachable and movable to improve portability, then the device can be carried more easily, but the connection stability and data continuity may be affected

Engineering Contradiction:
ImproveportabilityVSAvoidconnection stability
Core Design Contradiction:
Weight of moving objectVSReliability

Solution Approach 1:

The system continuously monitors the keyboard's connection state and position, providing feedback to the display control logic. This allows the system to detect when the keyboard is attached or detached and adjust the display accordingly, maintaining reliability by ensuring data accessibility regardless of keyboard state

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The display system is designed to function effectively in multiple modes: with keyboard attached, with keyboard detached, and with keyboard in various positions. The universal display adjustment mechanism ensures consistent usability across all keyboard configurations

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

Data Source

PatentUS8089468B2Slate wireless keyboard connection and proximity display enhancement for visible display area
Publication Date: 2012.01.03 LENOVO SWITZERLAND INTERNATIONAL GMBH
  • US8089468B2 patent drawing
  • US8089468B2 patent drawing
  • US8089468B2 patent drawing

AI summary

An approach is provided that identifies when a wireless keyboard unit is connected to an information handling system that includes a display screen that is partially blocked when the keyboard is attached. A determination is made as to the size of the visible portion of the display screen. Items are displayed on the visible portion of the display screen. The approach refrains from displaying items on the blocked portion of the display screen. The user is able to move the wireless keyboard, the movement of the keyboard resulting in a changed size of the visible portion of the display screen. After the keyboard is repositioned, the visual items are re-displayed on the visible portion of the display screen so that the items fit in the changed size of the visible portion of the display screen.