Communication Management System for Synchronized Stroke Data Sharing

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Solution Overview

Problem

Current communication systems for video conferences between electronic whiteboards lack efficient management of data sharing, particularly in transmitting and receiving image and stroke data across multiple terminals, leading to potential delays and inconsistencies in the conferencing experience.

Innovation Solution

A communication management system that manages data sharing between multiple communication terminals by transmitting storage location information, receiving notices for image data uploads, and exchanging stroke data, utilizing a relay device and image storage device to facilitate seamless video and audio communication, enabling high-quality video conferencing across different sites.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If image data is transmitted directly between communication terminals, then data sharing is achieved, but transmission delays and inconsistencies occur

Engineering Contradiction:
Improvedata sharing consistencyVSAvoidtransmission delay
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent introduces a communication management system as an intermediary between communication terminals. This mediator receives image data from one terminal, manages the data transmission, and distributes it to other terminals, thereby reducing transmission delays and ensuring data consistency across all participants in the video conference.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If multiple communication terminals share data simultaneously, then collaboration is enhanced, but system complexity increases

Engineering Contradiction:
Improvedata sharing capabilityVSAvoidsystem management complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The communication management system is designed with multi-functional capabilities to handle various data sharing operations. It can receive image data, generate thumbnail images, manage data distribution, and coordinate multiple communication terminals simultaneously, thereby enhancing data sharing capability while maintaining manageable system complexity through unified control.

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

3Manufacturing precision

If high-resolution image data is transmitted, then image quality is improved, but bandwidth consumption increases

Engineering Contradiction:
Improveimage qualityVSAvoidbandwidth consumption
Core Design Contradiction:
Manufacturing precisionVSQuantity of substance

Solution Approach 1:

The patent segments image data into different resolution levels. The communication management system receives high-resolution image data, generates lower-resolution thumbnail images, and transmits both types to different communication terminals based on their specific needs. This segmentation allows high-quality images when needed while reducing overall bandwidth consumption through efficient use of thumbnail previews.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11146695B2Communication management system, communication system, communication control method, and recording medium
Publication Date: 2021.10.12 RICOH CO LTD
  • US11146695B2 patent drawing
  • US11146695B2 patent drawing
  • US11146695B2 patent drawing

AI summary

A communication management system, a communication system, a communication control method, and a recording medium. The communication management system manages sharing of data between a plurality of communication terminals and transmits storage location information indicating a storage location of image data, the storage location information to be received by a first communication terminal of the plurality of communication terminals, receives a notice indicating a start of uploading of the image data to the storage location indicated by the storage location information, the notice transmitted by the first communication terminal, transmits the notice indicating the start of uploading of the image data, the notice to be received by a second communication terminal of the plurality of communication terminals, receives stroke data for reproducing a stroke image, the stroke data transmitted by the first communication terminal, and transmits the stroke data, the stroked data to be received by the second communication terminal.