Tactile Feedback Apparatus for Information Differentiation

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Solution Overview

Problem

Users face difficulty in differentiating and easily accessing specific information from a large amount of available data without effective indication methods.

Innovation Solution

A method and apparatus that detect a designated item satisfying a predetermined context and provide tactile indications, such as physical deformation, to notify the user, which can be based on display presence, proximity, or user input, with indications varying by item properties like importance or user designation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If a large amount of information is made available to the user, then the quantity of information increases, but the user's ability to differentiate and access specific information deteriorates

Engineering Contradiction:
Improvequantity of informationVSAvoidease of accessing specific information
Core Design Contradiction:
Quantity of substanceVSEase of operation

Solution Approach 1:

The patent applies tactile feedback mechanisms that provide distinct tactile sensations (analogous to color changes) to indicate the status of different information items. When information satisfies predetermined contexts, the apparatus provides specific tactile indications through its housing, enabling users to differentiate between various information items through touch rather than relying solely on visual display.

Inventive Principle:
Principle #32Color changes

Solution Approach 2:

The system implements feedback by detecting when information items satisfy predetermined contexts and automatically providing tactile indications to the user. This closed-loop feedback mechanism continuously updates the tactile state of the apparatus to reflect the current status of information items, helping users navigate large amounts of data more effectively.

Inventive Principle:
Principle #23Feedback

2Loss of information

If visual display is used to show information, then information can be presented, but user concentration on visual elements increases

Engineering Contradiction:
Improveinformation presentationVSAvoidvisual concentration requirement
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The patent introduces tactile feedback as an intermediary channel between the information system and the user. Instead of relying solely on visual display, the system uses tactile sensations mediated through the apparatus housing to convey information status, allowing users to access information without sustained visual concentration.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system replaces or supplements the visual-mechanical display system with a tactile feedback mechanism. By substituting visual reliance with tactile sensing, the patent enables users to interact with information in a different modality, reducing the cognitive load associated with continuous visual monitoring.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Ease of operation

If tactile indication is provided for every designated item, then user identification of important information improves, but device complexity increases

Engineering Contradiction:
Improveuser identification of important informationVSAvoidtactile indication system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent applies tactile indications at specific localized positions on the apparatus housing corresponding to different information items. Each tactile indication is positioned to correspond to a specific piece of information, allowing users to identify important items through localized tactile feedback without requiring complex system-wide mechanisms.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The tactile feedback system is segmented into discrete, independent indications that can be provided for different information items simultaneously. Each tactile element operates independently, allowing the system to manage complexity by dividing the overall feedback function into manageable, parallel components rather than requiring a monolithic complex system.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS9223343B2Apparatus, method and computer program
Publication Date: 2015.12.29 NOKIA TECHNOLOGIES OY
  • US9223343B2 patent drawing
  • US9223343B2 patent drawing
  • US9223343B2 patent drawing

AI summary

A method, apparatus and computer program wherein the method comprises detecting that a designated item satisfies a predetermined context; and providing tactile indication that the designated item satisfies the predetermined context.