Gesture Recognition System Mimicking Input Device Signals
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Solution Overview
Problem
Users face challenges in transitioning from traditional input devices to gesture-based control systems, as they require a new 'vocabulary' of commands and responses, which can be unfamiliar and resistant, especially for applications like web browsers and word processors.
Innovation Solution
A gesture-recognition system that detects and responds to user gestures by mimicking the behavior of traditional input devices, allowing users to define gestures and actions, and seamlessly integrates with existing input devices, enabling intuitive control of electronic devices through a library of analogous gestures.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If gesture-based control systems are implemented, then ease of operation is improved by eliminating the need for separate input devices, but device complexity increases due to the need for gesture recognition systems and new control vocabularies
Solution Approach 1:
The patent creates a library of gestures that replicate the functionality of traditional input devices. Each gesture in the library is designed to produce the same on-screen actions as corresponding input device manipulations, effectively copying the behavior of mice, keyboards, and other traditional controls through hand movements in the air or on surfaces.
Solution Approach 2:
The system introduces an intermediary layer between the user and the display by detecting gestures and translating them into signals that mimic traditional input device behavior. This intermediary gesture recognition system acts as a bridge, converting physical hand movements into digital commands that the system can process.
2Ease of operation
If traditional input devices are used, then ease of operation is maintained through familiar control patterns, but loss of information occurs when devices are misplaced or lost
Solution Approach 1:
The patent extracts the control functionality from physical input devices and transfers it to gesture-based interaction. By removing the dependency on tangible input devices, the system eliminates the problem of misplaced or lost devices while preserving the ability to perform input operations through air or surface gestures.
3Adaptability or versatility
If gesture vocabularies are created for different systems, then adaptability is improved for specific applications, but ease of operation deteriorates due to varying command vocabularies across different systems
Solution Approach 1:
The patent creates a universal gesture library that can be applied across multiple applications and systems. The same gestures that control web browsers also control word processors and other applications, providing consistent control vocabulary throughout the system. This multi-functional approach allows users to learn one set of gestures for general-purpose control across all applications.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables users to interact with electronic devices using familiar control paradigms, enhancing user experience by allowing gesture-based control that mimics traditional input device behavior, thus reducing resistance to new interaction methods.
Implementation Method 1
The user's gestures can be detected using an optical imaging system
Data Source
AI summary
The technology disclosed relates to using gestures to supplant or augment use of a standard input device coupled to a system. It also relates to controlling a display using gestures. It further relates to controlling a system using more than one input device. In particular, it relates to detecting a standard input device that causes on-screen actions on a display in response to control manipulations performed using the standard input device. Further, a library of analogous gestures is identified, which includes gestures that are analogous to the control manipulations and also cause the on-screen actions responsive to the control manipulations. Thus, when a gesture from the library of analogous gestures is detected, a signal is generated that mimics a standard signal from the standard input device and causes at least one on-screen action.