Gesture-Based Keyboardless Typing Interface
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Solution Overview
Problem
Traditional computer keyboards impose physical strain and are difficult for untrained users to learn, especially for those with disabilities, as they require extensive training and can be harmful to health due to prolonged use in a seated position, and alternative keyboard replacements often increase physical strain and lack intuitive character selection methods.
Innovation Solution
A user interface system using alternative devices like smartphones, tablets, or wearables that allow character selection through gestures, providing a menu-based system where contact types and gesture types are mapped to characters, enabling intuitive and ergonomic typing without the need for extensive training, and allowing customization for individual user conditions or disabilities.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional computer keyboards are used, then character input is efficient with labels for easy identification, but physical strain and health harm occur due to prolonged seated position
Solution Approach 1:
The patent replaces the mechanical keyboard system with a gesture-based input system using a touch-sensitive surface. Instead of physical key presses, users perform gestures (taps, slides, pinches) on a screen to select characters, eliminating the need for prolonged seated keyboard typing while maintaining character input capability through intuitive gesture-to-character mapping
2Adaptability or versatility
If alternative keyboard replacements are used, then physical position flexibility is improved, but physical strain increases and character selection becomes less intuitive
Solution Approach 1:
The system provides visual feedback by displaying a menu of characters or words that correspond to detected gestures. When a user performs a gesture (e.g., tapping with one finger), the system responds by showing relevant character options on the display, making the character selection process intuitive and feedback-driven rather than requiring memory of complex gesture mappings
Solution Approach 2:
The system pre-establishes mappings between gesture types and character sets before use. Gesture patterns (single tap, double tap, slide direction, pinch) are pre-configured to correspond to specific characters or character groups, allowing users to select characters intuitively without needing to learn complex mappings during actual use
3Ease of operation
If specialized gesture input devices are used, then ergonomic benefits are achieved, but training requirements increase and adoption becomes difficult
Solution Approach 1:
The patent leverages the universal touch-sensitive interface already present in smartphones and tablets, making the gesture input system accessible to everyone familiar with these devices. Instead of requiring learning a new specialized device, users can leverage their existing familiarity with touch interfaces to master the gesture-based character input
4Object-affected harmful factors
If gesture-based input is implemented, then physical strain is reduced, but device complexity increases
Solution Approach 1:
The system uses standard touch-sensitive display technology already widely available in consumer devices rather than inventing new hardware. By copying and adapting existing touch interface capabilities for gesture-based character selection, the solution avoids introducing complex proprietary hardware while achieving reduced physical strain through gesture input
Data Source
AI summary
Ergonomic keyboard-less typing may be used to replace traditional typing on a computer keyboard. The user may use an alternative user interface device, such as a smart phone, a tablet, or a wearable device, to make character selections. One of a plurality of user contact types may be received from an input interface, to provide a first indication of the character inputs the user would like to select. A display menu, generated at least in part based on the contact type received, may then present a plurality of gesture types, and one or more characters corresponding to each of the plurality of gesture types. A second indication of one of the plurality of gesture types may be received at the input interface. A selection of one or more characters may then be displayed based on the received first indication and the received second indication.