Management Device for Video Conference Call Distribution

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Solution Overview

Problem

Conventional video conference systems are costly to install and maintain, and they lack the ability to automatically distribute calls to multiple terminals, making them unsuitable for call centers that require efficient video communication.

Innovation Solution

A management device and communication system that includes a status management part to track terminal connectivity, a group management part to update group statuses based on terminal readiness, and a transmission part to establish sessions between ready terminals, allowing for efficient video conferencing across multiple terminals.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a conventional video conference system is implemented using NGN infrastructure, then video communication capability is provided, but installation and communication costs become high

Engineering Contradiction:
Improvevideo communication capabilityVSAvoidinstallation and communication costs
Core Design Contradiction:
Adaptability or versatilityVSLoss of energy

Solution Approach 1:

The patent introduces a management device as an intermediary between terminals and the network infrastructure. This management device handles call distribution, terminal status monitoring, and session management, thereby reducing the complexity and cost of the underlying NGN infrastructure while maintaining video communication capabilities.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent implements a simplified virtual conference room model where multiple terminals can join a conference room without requiring complex point-to-point connections. The management device creates virtual session copies that allow multiple participants to communicate simultaneously, reducing the need for expensive dedicated infrastructure for each connection.

Inventive Principle:
Principle #26Copying

2Device complexity

If a conventional video conference system provides only terminal-to-terminal calling function, then system complexity is kept simple, but the system is unable to automatically distribute calls to multiple terminals making it unsuitable for call centers

Engineering Contradiction:
Improvesystem complexityVSAvoidcall distribution capability
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The patent segments the video conference system into independent functional modules: terminal devices, management device, conference room management, and session management. This modular architecture allows the system to maintain simplicity at the terminal level while enabling complex automated call distribution through the management device, making it suitable for call center operations.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The management device implements automated call distribution by monitoring terminal statuses and automatically connecting callers to appropriate conference rooms or agents without manual intervention. The system self-manages session establishment, terminal status tracking, and call routing, thereby improving productivity while maintaining manageable system complexity.

Inventive Principle:
Principle #25Self-service

3Extent of automation

If terminal statuses are manually managed in a video conference system, then automation level is kept low, but communication efficiency and call distribution speed are reduced

Engineering Contradiction:
Improveterminal status management automationVSAvoidcall distribution time
Core Design Contradiction:
Extent of automationVSLoss of time

Solution Approach 1:

The patent implements a feedback mechanism where terminals continuously report their status (available, busy, offline) to the management device. The management device uses this real-time feedback information to automatically make calling decisions and distribute calls to the most appropriate terminals, significantly reducing call distribution time and improving communication efficiency.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs preliminary actions by pre-establishing conference rooms and pre-monitoring terminal statuses before actual calls arrive. When a call is incoming, the management device already has the information needed to immediately route the call to an appropriate terminal, eliminating delays associated with real-time status checking and decision-making.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS9131104B2Management device, communication system, and storage medium
Publication Date: 2015.09.08 RICOH CO LTD
  • US9131104B2 patent drawing
  • US9131104B2 patent drawing
  • US9131104B2 patent drawing

AI summary

A management device includes a status management part managing connection statuses of terminals; a group management part managing a group associated with the terminals, and which manages a group status of the group depending on the connection statuses of the terminals associated with the group, the group management part setting the group status so that the group status represents that the group is ready to connect; a transmission part transmitting to a first terminal which is not in the group the group status representing that the group is ready to connect; and responding to a request to connect to the group from the first terminal, an establishment part, establishing a session to connect the first terminal to a second terminal which is in the group, wherein the connection status of the second terminal represents that the second terminal is ready to connect to other terminals.