Digital Media Protocol Bypassing Firewalls for File Transfer

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Solution Overview

Problem

Portable media devices have limited display quality and sound capabilities, making it difficult for users to effectively share, display, or edit digital media files, and existing communication protocols are hindered by security measures like firewalls and passwords when transferring files between devices.

Innovation Solution

A digital media communication protocol that establishes a communication link between a media terminal and a media node via an interactive computer network, allowing for the transfer, display, editing, and manipulation of digital media files while bypassing security measures, using a wireless range to facilitate authorized access and detection of media nodes by media terminals.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a communication protocol uses standard security measures (firewalls, passwords) to protect network access, then security is improved, but file transfer capability between media devices deteriorates

Engineering Contradiction:
ImprovesecurityVSAvoidfile transfer capability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent introduces a communication protocol that acts as an intermediary layer between media devices and network security measures. The protocol establishes direct peer-to-peer communication channels that bypass traditional firewall and password authentication mechanisms, enabling file transfers without interrupting standard network security architecture. The protocol includes message types for device discovery, connection establishment, and file transfer coordination that operate independently of existing security protocols.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If portable media devices use small display screens and speakers to maintain portability, then device portability is improved, but media quality deteriorates

Engineering Contradiction:
ImproveportabilityVSAvoidmedia quality
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The patent enables media devices to merge their limited local display and audio capabilities with external high-quality media players or computers. By establishing communication links between devices, the system combines the portability of mobile devices with the superior media playback capabilities of external equipment, allowing users to carry their media libraries while accessing high-quality playback elsewhere.

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If media devices establish direct communication links to bypass security measures, then file transfer capability is improved, but network security complexity increases

Engineering Contradiction:
Improvefile transfer capabilityVSAvoidnetwork security complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent segments the file transfer process into distinct communication phases with specific message types for each function (device discovery, connection request, authentication, file transfer, termination). This segmentation allows each phase to be handled independently with appropriate security measures, reducing overall complexity compared to attempting to bypass all security measures simultaneously.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS8671195B2Digital media communication protocol
Publication Date: 2014.03.11 DISPLAY TECHNOLOGIES LLC
  • US8671195B2 patent drawing
  • US8671195B2 patent drawing
  • US8671195B2 patent drawing

AI summary

A digital media communication protocol structured to selectively transmit one or more digital media files between a media terminal and a media node via a communication link on an interactive computer network. The communication link is initiated by the media terminal, wherein the media terminal is disposed in an accessible relation to the interactive computer network. The digital media communication protocol, and in particular, the communication link, is further structured to bypass at least one security measure, such as, for example, a password, security key, and/or firewall.