Ad Hoc Mesh Network for Mobile Asset Distribution

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Solution Overview

Problem

Individuals often face challenges in downloading complete assets, such as movies, during limited timeframes while commuting, due to network connectivity issues and high costs associated with cellular data usage, especially when multiple users request the same popular content simultaneously, leading to redundant data transmission and increased bandwidth consumption.

Innovation Solution

A peer-to-peer file sharing system that forms temporary ad hoc mesh networks, allowing mobile devices to share asset parts with each other when connectivity is lost, and re-establishing connections with a peer-to-peer orchestrator to complete the download, optimizing data distribution and reducing costs by utilizing available network connections.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of energy

If multiple users download the same popular asset simultaneously through traditional network infrastructure, then the network bandwidth consumption increases due to redundant data transmission, but the download speed for each user decreases

Engineering Contradiction:
Improvenetwork bandwidth consumptionVSAvoiddownload speed
Core Design Contradiction:
Loss of energyVSSpeed

Solution Approach 1:

The asset is divided into multiple parts and distributed to different mobile devices in the group. Each device receives only the portion it needs, eliminating redundant transmission of complete assets to multiple users simultaneously.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Multiple mobile devices are grouped together and treated as a single distributed cache system. The group collectively stores asset parts, allowing efficient serving of multiple users while reducing overall network bandwidth consumption.

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If the edge server retrieves the asset from another location to service multiple requests, then the asset becomes available to users, but the time required to obtain the asset increases

Engineering Contradiction:
Improveasset availabilityVSAvoidtime to obtain asset
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system proactively identifies groups of mobile devices that are likely to request the same asset and pre-loads asset parts to these devices before the actual download requests occur. This eliminates retrieval delays when users board vehicles and lose connectivity.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

Mobile devices in the group act as intermediary cache nodes, storing asset parts locally so that other devices in the group can retrieve them quickly without requiring the edge server to fetch from remote locations.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If mobile devices use cellular mobile data connection to download assets when losing connection with other networks, then the asset can be obtained, but the cost for obtaining the asset increases unnecessarily

Engineering Contradiction:
Improveasset download capabilityVSAvoidcost of data usage
Core Design Contradiction:
Ease of operationVSLoss of energy

Solution Approach 1:

Mobile devices in the group serve each other by sharing asset parts through peer-to-peer communication within the ad hoc mesh network, eliminating the need to use expensive cellular data connections for downloading complete assets.

Inventive Principle:
Principle #25Self-service

4Adaptability or versatility

If the system services multiple requests for the same asset through traditional network infrastructure, then all users can access the asset, but the network load increases unnecessarily due to redundant transmissions

Engineering Contradiction:
Improvemulti-user access capabilityVSAvoidnetwork load
Core Design Contradiction:
Adaptability or versatilityVSLoss of energy

Solution Approach 1:

The asset is segmented into multiple parts that are distributed across different mobile devices in the group. This allows the system to serve multiple users simultaneously with reduced network load, as each user receives only the specific parts they need rather than complete redundant copies.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11627183B2Content distribution using ad hoc mesh networks
Publication Date: 2023.04.11 COMCAST CABLE COMM LLC
  • US11627183B2 patent drawing
  • US11627183B2 patent drawing
  • US11627183B2 patent drawing

AI summary

Aspects discussed herein relate to systems, apparatuses, and methods for providing content distribution via a breadth-first approach for peer-to-peer file sharing in a temporary ad hoc mesh network. For example, a peer-to-peer orchestrator may receive requests for the same asset from multiple mobile devices, determine which of the mobile devices are likely to travel along the same route at the same time, group them together and cause transmission of different asset parts of the requested asset to different mobile devices in the group. If the mobile devices in the group lose connection with the peer-to-peer orchestrator, they may form an ad hoc mesh network and retrieve asset parts from one another. If the group reconnects with a peer-to-peer orchestrator, additional asset parts of the asset may be transmitted to the group and the process may repeat so that each mobile device may obtain each of the asset parts.