Dual Multi-Display Handheld Device for Input and View Management

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Solution Overview

Problem

Handheld computing devices with single touch screen displays face challenges in balancing display graphics and input areas due to limited screen space, leading to user frustration and productivity loss, especially when complex interactions are required.

Innovation Solution

A dual multi-display handheld computing device with a microprocessor, memory, and a screen configured in various modes, including portrait and landscape orientations, to provide enhanced display and input capabilities by utilizing a gesture capture area and multiple logical displays, allowing for maximized views and efficient input management.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a virtual keypad or user interface is superimposed on the display, then input capability is improved, but display space is reduced and visual clutter increases

Engineering Contradiction:
Improveinput capabilityVSAvoiddisplay space
Core Design Contradiction:
Ease of operationVSArea of stationary object

Solution Approach 1:

The display is divided into multiple separate physical displays (first display and second display), allowing the system to provide both content display and input interface functionality simultaneously without overlapping elements on the same screen. This segmentation resolves the conflict between maintaining display space and providing input capability.

Inventive Principle:
Principle #1Segmentation

2Productivity

If multiple applications are displayed simultaneously, then productivity is improved, but display space per application is reduced

Engineering Contradiction:
Improvemulti-application capabilityVSAvoiddisplay space per application
Core Design Contradiction:
ProductivityVSArea of stationary object

Solution Approach 1:

The system transitions from a single two-dimensional display plane to multiple separate display planes, enabling multiple applications to be displayed simultaneously with adequate space. Each display can host full-size applications without the need to squeeze content into reduced space, thus maintaining productivity while preserving display quality.

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

3Loss of information

If the display area is increased, then information interpretation is improved, but input area is reduced

Engineering Contradiction:
Improveinformation interpretationVSAvoidinput area
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

By segmenting the display system into multiple separate displays, the invention allows one display to be dedicated to information presentation while another display provides input interfaces. This eliminates the trade-off between display area and input area, as both can be maximized on separate physical screens.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10268338B2Max mode
Publication Date: 2019.04.23 MULTIFOLD INTERNATIONAL INCORPORATED PTE LTD
  • US10268338B2 patent drawing
  • US10268338B2 patent drawing
  • US10268338B2 patent drawing

AI summary

A smartpad is provided that has various display modes.