Digital Media Recorder Control for Segmented On-Demand Delivery

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Solution Overview

Problem

Existing media download systems face challenges in efficiently transmitting large media files over limited network resources, leading to congestion, data loss, and long wait times, especially in multi-user networks, without adequate methods for quick and easy provision of video-on-demand to small groups.

Innovation Solution

A system utilizing a Digital Media Recorder (DMR) controlled by remote instructions via a communication network, which subdivides large media files into smaller segments for simultaneous transmission and assembly, allowing for customized viewing experiences and efficient resource allocation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If large media files are transmitted over network, then complete media content is delivered, but network congestion and data loss increase

Engineering Contradiction:
Improvemedia file sizeVSAvoidnetwork transmission reliability
Core Design Contradiction:
Quantity of substanceVSReliability

Solution Approach 1:

The patent divides large media files into multiple smaller segments or chunks before transmission over the network. Each segment is independently transmitted and can be individually retransmitted if lost, improving overall transmission reliability while reducing network congestion compared to transmitting a single large file.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs preliminary segmentation of media files into smaller units before transmission. This pre-processing allows for more efficient network utilization and error handling, as the segmentation structure is already in place to facilitate reliable reassembly at the receiving end.

Inventive Principle:
Principle #10Preliminary action

2Quantity of substance

If large media files are transmitted, then complete content is delivered, but transmission time increases

Engineering Contradiction:
Improvemedia file sizeVSAvoidtransmission wait time
Core Design Contradiction:
Quantity of substanceVSLoss of time

Solution Approach 1:

By segmenting large media files into smaller units, the system enables parallel transmission of multiple segments simultaneously, reducing overall transmission time. The smaller segments can be quickly transmitted and reassembled, providing faster access to media content compared to transmitting a single large file sequentially.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system transmits media segments in a optimized sequence, potentially transmitting more segments than strictly necessary initially, allowing the receiver to begin playback before all segments are received. This approach reduces perceived wait time by enabling early access to available content.

Inventive Principle:
Principle #16Partial or excessive action

3Productivity

If media files are subdivided into smaller files, then transmission efficiency improves, but system complexity increases

Engineering Contradiction:
Improvetransmission efficiencyVSAvoidfile management complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent implements segmentation with standardized chunk structures that include metadata for tracking and reassembly. This structured approach to segmentation maintains transmission efficiency while managing complexity through consistent formatting and organization of segmented data.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system employs feedback mechanisms where the receiving end reports which segments have been successfully received and which need retransmission. This feedback loop automates the retransmission process, reducing the manual complexity of managing multiple file segments while maintaining high transmission efficiency.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12445513B2Method and system for controlling future behavior of devices
Publication Date: 2025.10.14 GAMBLE OLIVER WENDEL
  • US12445513B2 patent drawing
  • US12445513B2 patent drawing
  • US12445513B2 patent drawing

AI summary

A distributive instructions transmission system for the performing a task the can be generated by request of a user. A user initiates the task by transmitting instructions for a chosen task to a remote processing center. The selected task will be acted upon by one or several processors. The processing center immediately generate instructions that will execute the task, check to see if the task is already requested by other users, or take steps to make possible execution of the task. Execution of the requested task can involve the generation of an enhance subset of user instructions that is transmitted to one or many different processors. If more than one processor is involved they can be located in a single site or be remote to one another. The instructions for each sub-segment task can be routed to the involved processor(s), and they initiate an integrated coordinated action.