Multitouch Input Segmentation for Simultaneous Parameter Adjustment and Document Editing
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Solution Overview
Problem
Existing touch-based input systems in computing lack the ability to effectively utilize multitouch capabilities for natural workflow enhancements, particularly in editing applications, where simultaneous touches are not efficiently used to adjust control parameters and perform editing commands.
Innovation Solution
A computing system that utilizes multitouch inputs to adjust application control parameters and edit documents by differentiating between touch inputs on a touch-sensitive device, allowing for simultaneous control and editing through a graphical user interface, where one set of touches adjusts parameters and another set performs editing commands.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If touch-based input substitutes traditional input methods (mouse/pen), then the system supports touch interaction, but the workflow efficiency and naturalness are not improved
Solution Approach 1:
The patent segments touch inputs into different functional categories: control parameter adjustment touches (first portion of touch area) and editing command touches (second portion of touch area). This segmentation allows the system to distinguish between parameter modification and command execution, enabling simultaneous control and editing operations that improve workflow naturalness and efficiency
Solution Approach 2:
The touch-sensitive device is designed to handle multiple functions simultaneously through multitouch capability. Different regions of the touch area serve different purposes: one region adjusts control parameters while another region executes editing commands. This multi-functionality allows users to perform both control and editing operations on the same device without switching between different input methods
2Adaptability or versatility
If the system detects simultaneous touches, then multitouch capability is utilized, but the differentiation between control adjustment and editing input becomes complex
Solution Approach 1:
The patent applies local quality by assigning different functional properties to different portions of the touch area. The first portion is designated for control parameter adjustment while the second portion is designated for editing commands. This spatial differentiation simplifies the system's logic for interpreting simultaneous touches, as each region has a predefined function that reduces the complexity of input differentiation
Data Source
AI summary
Multitouch capabilities can be used to allow a user to set adjust one or more application control parameters at the same time as editing commands are provided via touch input. The control parameters may relate to how/what edit commands are provided, such as allowing for varying brush characteristics, colors, gradients, and the like used in editing graphics or other document content. Additionally or alternatively, the control parameters may relate to a design canvas or other depiction of the document, such as allowing rotation, position, or magnification of the canvas while the document is edited.