Shared Presentation Editing for Real-Time Meeting Collaboration

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Solution Overview

Problem

Conventional meeting assistance systems lack bidirectionality and unity as participants cannot simultaneously operate and share a presentation document in real time.

Innovation Solution

A meeting assistance system that allows multiple participants to operate and share a presentation document in real time through a presentation document storage unit, authority imparting unit, and document sharing unit, enabling real-time updates based on participant and speaker operations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a conventional meeting assistance system is used, then the system structure is simple, but participants cannot simultaneously operate the presentation document and real-time sharing is not achieved

Engineering Contradiction:
Improvesimultaneous operation capabilityVSAvoidsystem structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent merges the presentation document storage unit, authority imparting unit, document sharing unit, and presentation document updating unit into a single integrated system. This consolidation enables multiple participants to simultaneously operate the presentation document while maintaining real-time sharing, resolving the contradiction between operational versatility and system complexity by combining multiple functions into unified components.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The presentation document updating unit serves multiple functions: it updates the document based on participant operations, shares updates in real-time, and manages speaker operations. This multi-functionality enables the system to support simultaneous operation by multiple participants while maintaining a relatively simple overall structure, as one unit performs multiple necessary functions.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Reliability

If real-time sharing is implemented, then bidirectionality and sense of unity are improved, but system complexity increases

Engineering Contradiction:
ImprovebidirectionalityVSAvoidsystem structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The document sharing unit implements real-time feedback by immediately sharing updated presentation documents with all participants as soon as changes are detected. This feedback mechanism establishes bidirectionality and sense of unity by ensuring all participants see and respond to changes simultaneously, while the feedback loop is managed efficiently within the existing system structure.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The presentation document updating unit acts as an intermediary between participants and the presentation document. It receives operations from participants, processes updates, and distributes them through the document sharing unit. This intermediary role enables real-time sharing and bidirectionality without requiring direct complex interactions between all participants, thus managing system complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If multiple participants can operate the document, then collaboration is enhanced, but operation conflicts may increase

Engineering Contradiction:
Improvecollaboration capabilityVSAvoidoperation stability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The authority imparting unit performs preliminary action by granting document operation rights to specific participants before they begin editing. This pre-establishment of operational authority prevents conflicts by ensuring only authorized participants can modify the document, while still allowing multiple participants to collaborate simultaneously. The authority assignment occurs in advance, avoiding operational conflicts during collaboration.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12511091B2Meeting assistance system
Publication Date: 2025.12.30 INTERACTIVE SOLUTIONS CORP
  • US12511091B2 patent drawing
  • US12511091B2 patent drawing
  • US12511091B2 patent drawing

AI summary

[Problem] To provide a meeting assistance system capable of imparting bidirectionality and a sense of unity to a meeting. [Solution] A meeting assistance system includes: a presentation document storage unit 3 that stores a presentation document; an authority, imparting unit 5 that grants document manipulation rights to a participant; a document sharing unit 7 for sharing the presentation document with participants; and a presentation document updating unit 9 that, on the basis of a manipulation from one or more authorized participants to which document manipulation rights have been granted, manipulates and updates the presentation document stored in the presentation document storage unit 3. When the document sharing unit 7 is sharing a first presentation document with a plurality of participants, if one or more authorized participants manipulates the first presentation document, the updated first presentation document shared in real time with the plurality of participants.