Multi-User Gesture Recognition via Dynamic Display Segmentation

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Solution Overview

Problem

Conventional electronic devices lack the ability to efficiently divide a display into multiple regions for simultaneous user interaction and content management, limiting their functionality in gesture-based user interfaces.

Innovation Solution

An electronic device equipped with a camera and controller that divides the display into multiple regions, recognizes gestures of multiple users, and controls these regions accordingly, allowing for personalized content management and adaptive screen modes based on user presence.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the display is divided into multiple regions for multiple users, then multiple users can simultaneously interact with the device, but the device complexity increases

Engineering Contradiction:
Improvemulti-user interaction capabilityVSAvoiddisplay management complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The display is divided into multiple independent display regions, each assigned to a specific user. Each region can independently display different content and respond to gestures from the corresponding user, enabling simultaneous multi-user interaction without interfering with each other.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A controller acts as an intermediary to manage the divided display regions. The controller receives gestures from multiple users, identifies which user made which gesture, and controls the corresponding display regions accordingly, simplifying the overall system management.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If gesture recognition is implemented for multiple users, then personalized content control is enabled, but the measurement precision requirement increases

Engineering Contradiction:
Improvepersonalized content controlVSAvoidgesture attribution accuracy
Core Design Contradiction:
Adaptability or versatilityVSMeasurement precision

Solution Approach 1:

Different display regions are assigned to different users based on their physical locations. The system determines user locations from the captured image and divides the display accordingly, ensuring that gestures are accurately attributed to the correct user based on spatial correspondence between the user and the display region.

Inventive Principle:
Principle #3Local quality

3Ease of operation

If the display mode automatically changes between overall and divided screens, then user convenience is improved, but the switching control complexity increases

Engineering Contradiction:
Improvemode switching convenienceVSAvoidmode control logic
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system automatically detects the number of users present through the camera and autonomously switches between overall screen mode and divided screen mode. When multiple users are detected, the display automatically divides into multiple regions; when a single user is detected, it returns to overall mode, eliminating the need for manual mode selection.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS9372540B2Method and electronic device for gesture recognition
Publication Date: 2016.06.21 LG ELECTRONICS INC
  • US9372540B2 patent drawing
  • US9372540B2 patent drawing
  • US9372540B2 patent drawing

AI summary

Provided are a method and an electronic device for gesture recognition capable of dividing a display into a plurality of display regions assigned to a plurality of users, recognizing gestures of the plurality of users, and controlling the display regions assigned to the users who have made a gesture according to the recognized gestures. The method for gesture recognition includes: dividing a display into a plurality of display regions assigned to a plurality of users; recognizing gestures made by the plurality of users, respectively; and controlling the plurality of display regions respectively assigned to the plurality of users who have made the gestures according to the respective recognized gestures.