3D Chatroom Interface with Depth-Aware User Positioning

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Solution Overview

Problem

Current instant messenger technologies lack intuitive and efficient ways to represent chatrooms, particularly in mobile environments, failing to effectively utilize three-dimensional (3D) space to convey distance and state information between users and chat partners.

Innovation Solution

Implementing a chatroom display method that recognizes screen switch events to transition the chat interface into a 3D space, representing distance as depth information and tracking user gaze to output relevant state information, such as new messages and service usage, using location and time-based triggers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If a traditional 2D chatroom interface is used, then the interface is simple and easy to implement, but it lacks intuitive representation of distance and state information between users and chat partners

Engineering Contradiction:
Improvedistance and state informationVSAvoidchatroom interface
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent transitions from a traditional 2D chatroom interface to a 3D spatial representation where distance and state information are visualized through depth and positioning. Chat partners are represented as icons positioned in 3D space, with their distance from the user directly映射 to their position along the depth axis, providing intuitive spatial awareness without complicating the core chat functionality

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Loss of information

If 3D space representation is implemented to show distance information, then distance and state information become intuitive, but processor and memory usage increase

Engineering Contradiction:
Improvedistance information visualizationVSAvoidprocessor and memory usage
Core Design Contradiction:
Loss of informationVSUse of energy by moving object

Solution Approach 1:

Instead of implementing a full 3D environment, the patent uses simplified 3D icons that copy the essential spatial relationship information. These icons represent chat partners and their positions in 3D space, providing distance visualization through lightweight graphical representations rather than complex spatial calculations and rendering

Inventive Principle:
Principle #26Copying

3Measurement precision

If gaze tracking is implemented to output state information, then user attention and relevant information are accurately identified, but device complexity and processing requirements increase

Engineering Contradiction:
Improveuser gaze detectionVSAvoidgaze tracking system
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system uses the device's existing camera and processor to perform gaze tracking, leveraging components already present in modern smartphones. The camera captures the user's line of sight, and the processor analyzes the gaze direction to determine which chat partner the user is looking at, enabling state information output without requiring specialized external hardware

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12135860B2Method, system, and non-transitory computer readable record medium for providing chatroom in 3D form
Publication Date: 2024.11.05 LINE PLUS
  • US12135860B2 patent drawing
  • US12135860B2 patent drawing
  • US12135860B2 patent drawing

AI summary

Disclosed are methods, systems, and non-transitory computer-readable record mediums for providing a chatroom in a three-dimensional (3D) form. A chatroom display method including recognizing a screen switch event for a chatroom displayed on the electronic device, switching a screen to display the chatroom in a form of a 3D space in response to the screen switch event, and representing a distance between a user of the electronic device and a chat partner included in the chatroom as depth information of the 3D space based on location information of the electronic device and location information of at least one chat partner may be provided.