Peer-to-Peer Content Exchange for Offline Communication Devices
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Solution Overview
Problem
Communication devices face interference and connectivity issues when out of range from wireless access points, such as in underground facilities or dense buildings, leading to poor or no reception, which hampers the exchange of multimedia content.
Innovation Solution
A method where communication devices scan for alternate devices, request and exchange subscribed and unsubscribed content peer-to-peer, even when the primary communication system is out of range, using technologies like WiFi, Bluetooth, or infrared, and manage content using a controller to authenticate and process payments for subscribed content.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If communication devices rely on wireless access points for content exchange, then content delivery can be achieved through centralized infrastructure, but connectivity is lost in areas with poor reception such as underground facilities or dense buildings
Solution Approach 1:
The system segments the centralized content delivery infrastructure into distributed peer-to-peer communication between devices. Each device becomes an independent node capable of direct content exchange without relying on centralized wireless access points, enabling operation in environments where traditional infrastructure fails.
Solution Approach 2:
The patent introduces proximity-based peer-to-peer communication as an intermediary mechanism that bridges the gap when primary wireless infrastructure is unavailable. Devices establish direct short-range connections to exchange content logs and subscribed content, serving as mediators that enable communication without traditional access points.
2Adaptability or versatility
If devices establish peer-to-peer connections for content exchange, then connectivity is maintained in areas with no reception, but additional complexity is introduced in device scanning, authentication, and content management
Solution Approach 1:
The system implements universal content log structures and standardized subscription identifiers that work across different devices and communication modes. The same content log format and authentication mechanisms are used whether devices communicate via traditional wireless infrastructure or peer-to-peer connections, reducing the complexity burden of multi-mode operation.
Solution Approach 2:
Devices autonomously perform content log exchange, subscription verification, and content transfer without requiring manual configuration or complex centralized coordination. The peer-to-peer protocol enables devices to self-identify, self-authenticate using subscription identifiers, and self-manage content exchange, reducing the operational complexity for users.
3Productivity
If devices exchange subscribed content peer-to-peer, then content access continues without subscription verification infrastructure, but authentication and payment verification become more challenging
Solution Approach 1:
The system uses subscription identifiers as digital copies of subscription credentials that can be exchanged and verified between devices. Instead of requiring complex real-time verification with central servers, devices exchange subscription ID copies that encode authorization information, enabling authentication through simpler peer-to-peer verification of these identifier copies.
Data Source
AI summary
A system that incorporates teachings of the present disclosure may include, for example, a communication device having a controller to request from an alternate communication device a log of subscribed content acquired by the alternate communication device from an alternate source, identify from the log a desired portion of the subscribed content, and transmit to the alternate communication device a peer-to-peer request for the desired portion of the subscribed content according to one or more available subscriptions. Additional embodiments are also disclosed.