PC Docking Station for Video Conferencing via Bidirectional Media Stream

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Solution Overview

Problem

Existing video conferencing systems are not cost-effective or easily accessible for group settings, as they require expensive equipment and are not readily available for immediate use, especially in scenarios like company interviews or family gatherings where multiple participants need to connect via internet from different locations.

Innovation Solution

A system comprising a PC docking station and a room media unit, connected via a communication cable, which uses existing PCs with video chat software, supplemented with peripherals like microphones, cameras, and speakers to facilitate group video conferencing, allowing for immediate setup and use without the need for specialized equipment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If expensive specialized video conferencing equipment is used, then communication quality is improved, but cost and accessibility deteriorate

Engineering Contradiction:
Improvecommunication qualityVSAvoidcost and accessibility
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent applies universality by enabling standard PCs to perform video conferencing functions through a docking station that provides audio, video, and communication capabilities. Instead of requiring specialized conferencing equipment, the system makes general-purpose computers universal by adding conferencing functionality through external peripherals connected via the dock.

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

Solution Approach 2:

The docking station serves as an intermediary device between the PC and the various peripherals (microphone, camera, speakers). It mediates the connection and data flow, allowing the PC to access conferencing capabilities without directly integrating all components into the PC itself, thus reducing cost and complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If multiple separate peripherals are connected to a PC, then functionality is improved, but device complexity and setup difficulty worsen

Engineering Contradiction:
ImprovefunctionalityVSAvoidsetup difficulty
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent merges multiple separate peripherals (audio device, video device, communication interface) into a single integrated docking station. This consolidation reduces the number of separate connections and devices the user must manage, thereby reducing setup difficulty while maintaining all necessary functionalities for video conferencing.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS9667913B2System and method for PC-based video conferencing and audio/video presentation
Publication Date: 2017.05.30 LEGRAND AV INC
  • US9667913B2 patent drawing
  • US9667913B2 patent drawing
  • US9667913B2 patent drawing

AI summary

A video conferencing/presentation system includes a PC docking station and a room media unit. The dock includes speakerphone and tactile user interface. The wall-mounted RMU, including a wide field camera and speaker(s), is coupled to a monitor. The dock communicates with the RMU. A speakerphone mic captures room audio. During conferencing, room audio and camera video are sent to a docked PC; the PC communicates with remote nodes using video chat software, sending room A/V; remote A/V is received from the PC by the dock, and transmitted for RMU output. During presentation, room audio, and/or PC media software presentation, may be output through the RMU, or to the PC for remote transmission. The dock provides the PC network access. Dock/RMU may each be equipped with a bidirectional transceiver, which uses prioritized opportunistic sequencing to assemble/disassemble a combined media/control packet stream over a cable, and transfer power from dock to RMU.