Network-Attached Display Device Joining Online Session

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Solution Overview

Problem

Existing methods for using display devices in online collaborative computing sessions, such as projectors, require cumbersome manual configuration and time-consuming wire exchanges when presenters change, especially in multi-user conference settings, and often necessitate adapters for standard connections.

Innovation Solution

A network-attached display device can join an online collaborative computing session as an attendee, receiving data over the computer network and rendering images without the need for a physical connection to a participant's computer, allowing for efficient scheduling and seamless presenter transitions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a physical connection is used between participant's computer and display device, then image relay is achieved, but device complexity and ease of operation deteriorate due to adapters and wire exchanges

Engineering Contradiction:
Improveimage relayVSAvoidconnection complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces the mechanical connection system (physical cables and adapters between computer and display device) with a network-based communication system. The display device joins the online collaborative session as an attendee through network protocols, eliminating the need for physical adapters and cable connections while maintaining reliable image relay functionality.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent introduces an intermediary role where the display device acts as an attendee in the online collaborative session rather than directly connecting to the presenter's computer. This intermediary network session mechanism facilitates image relay without requiring direct physical connections or adapters between specific devices.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If physical connections are used for display device, then image relay is achieved, but loss of time increases due to wire exchanges when presenters change

Engineering Contradiction:
Improveimage relayVSAvoidsetup time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent replaces mechanical cable connections with network-based communication, allowing the display device to automatically receive and display content from any presenter joining the online session. When presenters change, no physical reconnection is needed - the network session automatically routes content to the display device, eliminating setup time while maintaining reliable image relay.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Ease of manufacture

If manual configuration is used for projector setup, then display device can be configured, but ease of operation deteriorates due to cumbersome configuration steps

Engineering Contradiction:
Improvedevice configurationVSAvoidsetup simplicity
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

The patent implements self-service configuration where the display device automatically joins the online collaborative session using its network capabilities. The device autonomously configures itself to receive and display session content without requiring manual intervention for complex setup procedures, while still enabling full configuration functionality through the network session interface.

Inventive Principle:
Principle #25Self-service

4Ease of operation

If display device joins session as attendee, then ease of operation improves by eliminating wired connections, but device complexity increases due to network integration

Engineering Contradiction:
Improveconnection simplicityVSAvoidnetwork integration
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent applies universality by enabling the display device to function both as a traditional display device and as a network participant in the online collaborative session. The device uses its existing network capabilities (designed for other purposes) to join sessions and receive content, achieving operational simplicity without adding dedicated complexity for this specific function.

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

Data Source

PatentUS8909704B2Network-attached display device as an attendee in an online collaborative computing session
Publication Date: 2014.12.09 CISCO TECHNOLOGY INC
  • US8909704B2 patent drawing
  • US8909704B2 patent drawing
  • US8909704B2 patent drawing

AI summary

In one embodiment, a network-attached display device (e.g., projector) may join an online collaborative computing session as an attendee. The display device may then receive data for the online collaborative computing session as an attendee over the computer network. As such, the display device may render images associated with being an attendee of the online collaborative computing session from the received data, and then visually display the images associated with the online collaborative computing session.