AV Data Processing Apparatus Displaying Reproduction Limits

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Solution Overview

Problem

In information reproduction systems, audiovisual information data with reproduction limitation information cannot be reproduced when the reproduction period or allowed number of reproductions has elapsed, leading to unused storage capacity and user incongruity due to automatic deletion without user awareness.

Innovation Solution

An audiovisual information data processing apparatus that displays content lists with highlighted or differently colored sections for data with reproduction limitations, allowing users to easily identify and manage data that has reached its reproduction limit, enabling them to delete such data intentionally.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If audiovisual information data with reproduction limitation information is automatically deleted when reproduction limits are reached, then storage capacity is optimized, but user awareness and control are reduced

Engineering Contradiction:
Improvestorage capacityVSAvoiduser awareness
Core Design Contradiction:
Quantity of substanceVSLoss of information

Solution Approach 1:

The system provides visual feedback by displaying reproduction limitation information (expiration dates, reproduction counts) alongside audiovisual data in list views. This allows users to monitor the status of stored data and understand which items are approaching or have reached their reproduction limits, maintaining user awareness while enabling automated management

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system automatically manages reproduction-limited data by tracking expiration dates and reproduction counts, and can automatically delete data that has reached its limits. This self-service mechanism optimizes storage capacity without requiring continuous user intervention, while the display functionality ensures users remain informed of the process

Inventive Principle:
Principle #25Self-service

2Ease of operation

If reproduction limitation information is displayed for all audiovisual data, then user control is improved, but device complexity increases

Engineering Contradiction:
Improveuser controlVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system applies display of reproduction limitation information selectively - it is shown in list views where data management is needed, but not necessarily in all display contexts. This localized application provides user control where necessary without adding complexity to the entire system architecture

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The display functionality serves multiple purposes: it shows reproduction limitation information to users, enables data selection based on reproduction status, and supports both automated and manual management modes. This multi-functionality reduces the need for separate dedicated components

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

Data Source

PatentUS7512312B2Audiovisual information data processing apparatus
Publication Date: 2009.03.31 SONY GROUP CORP
  • US7512312B2 patent drawing
  • US7512312B2 patent drawing
  • US7512312B2 patent drawing

AI summary

An audiovisual information data processing apparatus includes: data forming unit for forming content list data representing lists concerning audiovisual information data stored in a hard disk drive; image display unit for performing image display for the lists; attribute information detecting unit for detecting, for the audiovisual information data included in the lists, the reproduction limitation information; reproduction limited data recognizing unit for recognizing audiovisual information data, which comes into a state in which reproduction limitation functions, of the audiovisual information data included in the lists as reproduction limited data with reference to the detected reproduction limitation information; and image display control unit for setting a display portion concerning the audiovisual information data, which is recognized as the reproduction limited data in the image display for the lists, as a portion where specific display is performed. The audiovisual information processing apparatus can recognize promptly and easily that the audiovisual information data come into the state in which limitation represented by the reproduction limitation information functions.