Gesture-Based Output Control for Portable Devices

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Solution Overview

Problem

The increasing complexity of portable electronic devices due to enhanced functionality has made their user interfaces difficult to navigate, particularly in controlling aural or visual outputs.

Innovation Solution

A system that detects user input, selects a portion of the output device, and alters it based on gesture inputs, such as movement of the device, to apply visual or aural effects, using a processor and accelerometer to determine the type and magnitude of the gesture.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional user interfaces are used to control aural or visual output, then the device can perform diverse functions, but the interface becomes complex and difficult to use

Engineering Contradiction:

ImprovefunctionalityVSAvoiduser interface usability

Core Design Contradiction:

Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent replaces traditional mechanical input methods (buttons, switches, menu navigation) with gesture-based control using the device's accelerometer and gyroscope sensors. Users control aural or visual output by physically moving the device in specific patterns, eliminating the need for complex interface navigation while maintaining diverse functionality.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The system automatically detects and interprets user gestures through motion sensors, selecting and altering output content without requiring users to navigate through interface menus. The device serves itself by translating physical movements directly into control commands for the output devices.

Inventive Principle:

Principle #25Self-service

2Ease of operation

If gesture input is implemented to simplify control, then ease of operation improves, but the system must detect and interpret motion patterns

Engineering Contradiction:

Improvecontrol simplicityVSAvoidgesture detection complexity

Core Design Contradiction:

Ease of operationVSDifficulty of detecting and measuring

Solution Approach 1:

The patent uses the device's existing motion sensors (accelerometer and gyroscope) as intermediaries to detect gestures. These sensors naturally capture motion data, which is then processed to identify specific gesture patterns. This approach avoids the need for additional complex detection hardware while enabling intuitive gesture control.

Inventive Principle:

Principle #24Intermediary (Mediator)

Solution Approach 2:

The motion sensors serve multiple functions: they detect gestures for controlling output, track device orientation, and enable other motion-based features. By reusing existing sensor capabilities for gesture recognition, the system avoids adding dedicated gesture detection complexity while maintaining control simplicity.

Inventive Principle:

Principle #6Universality (Multi-functionality)

Data Source

PatentUS9990009B2Output control using gesture input

Publication Date: 2018.06.05 NOKIA TECHNOLOGIES OY

AI summary

An apparatus, including: at least one processor; and at least one memory storing computer program instructions, the at least one processor being configured to execute the computer program instructions to cause the apparatus at least to perform: detecting user input; selecting, in dependence upon the detected user input, at least a portion of an output of a user output device; determining, while the at least a portion of the output of the user output device is selected, whether a user makes a gesture input by moving the apparatus; and altering, in response to determining that the gesture input has been made by the user, the selected at least a portion of the output of the user output device.