Media File Synchronization via Waveform Signatures

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Solution Overview

Problem

Existing media file synchronization methods are inefficient in matching and synchronizing audio files across different systems without transferring large data loads, leading to increased storage costs due to redundant files and requiring users to adapt to new functionality.

Innovation Solution

A system and method that uses drag-and-drop functionality within a media player to synchronize media files by extracting waveform data, deriving summary statistics, generating custom markers, and associating them with media files for rapid matching and synchronization, while maintaining user familiarity and reducing storage costs by identifying and eliminating redundant files.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of substance

If traditional media file synchronization methods are used to match and synchronize audio files across different systems, then file synchronization can be achieved, but large data loads must be transferred leading to increased storage costs due to redundant files

Engineering Contradiction:
Improvestorage costsVSAvoiddata transfer load
Core Design Contradiction:
Loss of substanceVSQuantity of substance

Solution Approach 1:

The patent extracts only the essential waveform data and summary statistics from media files to create compact file signatures, rather than transferring complete audio files. This extraction approach reduces data transfer load while maintaining the ability to identify and synchronize files across systems, directly addressing the contradiction between reducing storage costs and minimizing data transfer.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent transforms media files into a different parameter representation by converting audio data into waveform summaries and statistical features. This parameter transformation creates compact file signatures that can be transmitted efficiently and used for file matching, resolving the contradiction by changing the form of data from full audio files to condensed statistical representations.

Inventive Principle:
Principle #35Parameter changes

2Productivity

If traditional file matching methods are used to synchronize media files, then file synchronization can be achieved, but significantly more time is required due to the need to transfer and process large data loads

Engineering Contradiction:
Improvefile matching speedVSAvoidsynchronization time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The patent performs preliminary processing of media files by extracting waveform data and calculating summary statistics before synchronization is needed. These pre-computed file signatures are stored and can be quickly compared during synchronization operations, eliminating the need to process large audio files in real-time and significantly reducing synchronization time.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent creates simplified copies of media files in the form of waveform summaries and statistical signatures. These compact representations serve as proxies for the original files, enabling rapid comparison and matching operations without requiring access to the full audio data, thus improving file matching speed while reducing synchronization time.

Inventive Principle:
Principle #26Copying

3Reliability

If users are provided with new functionality for media file synchronization, then synchronization capability is improved, but users must adapt to new functionality increasing operational complexity

Engineering Contradiction:
Improvesynchronization capabilityVSAvoiduser adaptability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent implements a drag-and-drop interface that leverages existing, familiar user interactions rather than introducing new synchronization-specific controls. The same drag-and-drop mechanism used for general file management is applied to media file synchronization, making the system universally usable with existing user knowledge while maintaining robust synchronization capability.

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

Solution Approach 2:

The system automatically performs file matching and synchronization operations based on waveform signatures without requiring users to configure complex settings or understand synchronization protocols. The automated process handles the technical complexity internally while presenting a simple drag-and-drop interface, improving synchronization capability without increasing user adaptability requirements.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS8478719B2System and method for media file synchronization
Publication Date: 2013.07.02 ADEIA MEDIA HOLDINGS INC
  • US8478719B2 patent drawing
  • US8478719B2 patent drawing
  • US8478719B2 patent drawing

AI summary

Media files are drop box-synchronized to limit the amount of new functionality to which a user must grow accustomed in order to synchronize the content of a media player with a remote server within a cloud computing network. Thusly, users are not required to change the way they use their media player(s), but rather are required to use the familiar drag and drop functionality of their native media player. The present invention contemplates synchronizing host and nodal processing units via a server within native media player formats for quick access for the purpose of media playback, media modification, etc. This is achieved through the creation of a media file play list folder that acts as a drop box into which the user drops the desired play list to synchronize with the server. Certain methodology enhances and supports the synchronization process, which methodology incorporates the use of signature waveform metrics.