NRT Content Storage via External Device Instructions
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Solution Overview
Problem
Current systems for storing and accessing non-real-time (NRT) content from digital television broadcast signals face challenges in efficiently managing content storage and retrieval, particularly in scenarios where local memory is limited, such as with mobile devices, and in coordinating storage across multiple devices or cloud-based systems.
Innovation Solution
A reception apparatus and method that includes a receiver, memory, and processor to receive, store, and output NRT content, with the ability to send instructions via a communication network to store NRT content in an external device, allowing for distributed storage and retrieval on demand, leveraging cloud-based systems and mobile network operators for content delivery.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If NRT content is stored in local memory of reception apparatus, then content can be accessed without network dependency, but memory capacity is limited especially in mobile devices
Solution Approach 1:
The system transitions from storing content only in local memory (one dimension) to a distributed storage architecture that includes external devices and cloud-based systems (multiple dimensions). This allows the reception apparatus to leverage storage capacity beyond its local memory limitations by accessing content through network connections to external storage resources.
Solution Approach 2:
The communication network serves as an intermediary between the reception apparatus and external storage devices or cloud systems. This intermediary enables the reception apparatus to access stored content without requiring the content to be physically present in its local memory, thus resolving the contradiction between reliability of access and limited memory capacity.
2Quantity of substance
If NRT content is stored in external device via communication network, then memory requirements of reception apparatus are reduced, but network dependency is introduced
Solution Approach 1:
The storage system is segmented into multiple components: the reception apparatus, external storage devices, and cloud-based systems. Each component has specific functions - the reception apparatus handles content reception and processing, external devices provide additional storage capacity, and cloud systems offer remote access. This segmentation allows the system to manage memory requirements by distributing storage functions across multiple entities rather than concentrating everything in one complex system.
3Reliability
If NRT content is stored for later retrieval, then content availability is improved, but storage management complexity increases
Solution Approach 1:
The system enables reception apparatus to automatically manage its own storage needs by detecting when content should be stored and where it should be stored. The apparatus can autonomously communicate with external devices and cloud systems to arrange storage without requiring complex manual management, thus reducing the complexity burden while maintaining content availability.
Data Source
AI summary
A method is provided for a reception apparatus to store non-real-time (NRT) content. The method includes receiving, by the reception apparatus, the NRT content included in a digital television broadcast signal broadcast from a content source. The received NRT content, included in the digital television broadcast signal broadcast from the content source, is stored in a memory of the reception apparatus. The reception apparatus outputs the NRT content stored in the memory for presentation to a user. The reception apparatus receives a request to store the NRT content in an external device and, in response, sends an instruction via a communication network to store the NRT content in the external device.


