Single File PVR Per Service ID Consolidation

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Solution Overview

Problem

Television receivers face issues with duplicate data recording, truncated recordings, and increased memory requirements due to separate file handling for each watching and recording event, even if media contents are from the same television channel.

Innovation Solution

A method and system that record multiple broadcast television programs to a single file, allowing user selection for recording media contents on a single television service, with features like creating virtual files for permanent recordings, removing non-permanent segments, and maintaining a delay buffer file, which simplifies buffering and reduces duplicate data storage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If separate files are created for each watching and recording event, then recording events can be independently managed, but duplicate data is recorded and memory requirements increase

Engineering Contradiction:
Improveindependent event managementVSAvoidmemory requirements
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The patent merges multiple recording events from the same television service into a single file instead of creating separate files for each event. The system identifies that multiple recording requests target the same service ID and consolidates them into one file, thereby reducing duplicate data storage and lowering memory requirements while maintaining independent management through service-level organization.

Inventive Principle:
Principle #5Merging (Combining)

2Ease of operation

If separate files are created for each recording event, then recording management is simplified, but device complexity increases due to duplicate data handling

Engineering Contradiction:
Improverecording managementVSAvoiddata handling complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent reduces device complexity by merging duplicate recording operations into a single file. The system detects when multiple recording events target the same service and consolidates the data flow, eliminating the need for complex duplicate data handling procedures while maintaining straightforward recording management through service-based organization.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent implements a universal recording mechanism that handles multiple recording events through a single file infrastructure. The system design allows one file to serve multiple recording purposes simultaneously, reducing the need for separate handling procedures and simplifying the overall device architecture.

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

3Adaptability or versatility

If multiple programs are recorded to separate files, then each program can be independently accessed, but recording efficiency decreases due to repeated buffering operations

Engineering Contradiction:
Improveprogram access flexibilityVSAvoidrecording efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent improves recording efficiency by merging multiple program recordings into a single file, allowing the system to perform buffering operations once for all programs from the same service rather than repeatedly for each program. This consolidation maintains program access flexibility through service-level organization while eliminating redundant buffering operations.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS9756378B2Single file PVR per service ID
Publication Date: 2017.09.05 DISH TECHNOLOGIES LLC
  • US9756378B2 patent drawing
  • US9756378B2 patent drawing
  • US9756378B2 patent drawing

AI summary

Systems and methods for recording multiple broadcast television programs to a single file may include receiving user selection for recording a first media content and a second media content, determining the first media content and the second media content are provided on a single television service, and tuning to the television service to receive the first media content via a tuner of the television receiver. The systems and methods may include recording the first media content as a first permanent recording to a master file, receiving the second media content via the tuner of the television receiver, and recording the second media content as a second permanent recording to the master file.