Information Storage Priority Management for BS Broadcast Data

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Solution Overview

Problem

In a system where information is distributed via BS broadcasts and stored on user terminals, there is a challenge in displaying and managing information efficiently due to limited memory capacity, leading to the potential deletion of frequently used or high-priority content, and storage devices becoming filled with less relevant information.

Innovation Solution

The system uses attribute information to determine access priority for each information item based on user access tendencies and designated priority, allowing for optimized display order and deletion or storage, ensuring that high-priority information is displayed first and stored last, while low-priority items are deleted or discarded to free up space.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If information is stored in the storage device in the order received, then the storage process is simple, but the storage device may be filled with useless information and high-priority information may not be stored

Engineering Contradiction:
Improvesimplicity of storage processVSAvoidstorage reliability
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The system performs preliminary classification of information into categories and assigns priority levels before storage. This allows the storage device to pre-allocate space and manage information according to importance, ensuring that high-priority information is preserved while low-priority information can be deleted when space is needed.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system changes the storage management approach by introducing priority levels and category-based organization. Instead of simple sequential storage, information is tagged with metadata including category and priority, enabling intelligent retrieval and deletion decisions based on these parameters.

Inventive Principle:
Principle #35Parameter changes

2Ease of manufacture

If information is deleted in the order of storage (oldest first), then the deletion process is simple, but frequently used or high-priority information may be deleted

Engineering Contradiction:
Improvesimplicity of deletion processVSAvoidloss of valuable content
Core Design Contradiction:
Ease of manufactureVSLoss of information

Solution Approach 1:

The deletion process uses priority level and access frequency parameters to determine which information to delete first. Instead of simple chronological deletion, the system evaluates multiple parameters including category, priority level, and access history to make intelligent deletion decisions that preserve valuable information.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The system implements feedback mechanisms by tracking access frequency and user interaction patterns. This feedback information is used to adjust deletion priorities, ensuring that information that is frequently accessed or has high user engagement is protected from deletion even if it is older.

Inventive Principle:
Principle #23Feedback

3Ease of manufacture

If information is arranged in sequential order (names or storing dates), then the list formation is simple, but information of interest may be arranged at the end of the list

Engineering Contradiction:
Improvesimplicity of list formationVSAvoidease of information access
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

The list formation process uses priority level and access frequency parameters to sort information. Instead of simple alphabetical or chronological ordering, the system arranges information based on multiple parameters including category, priority, and recent access patterns, ensuring that most relevant information appears at the top of the list.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The information list is made dynamic by continuously updating its arrangement based on changing user behavior patterns. As users access information, the system learns from these interactions and dynamically reorders the list to reflect current user preferences and needs, making the most relevant information easily accessible.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS7840644B2Information distribution system, information receiving apparatus, information list forming method, information deleting method, and information storing method
Publication Date: 2010.11.23 SATURN LICENSING LLC
  • US7840644B2 patent drawing
  • US7840644B2 patent drawing
  • US7840644B2 patent drawing

AI summary

In a system for providing information to a user through the use of a BS broadcast, information items can be displayed in an optimum order and the information can be deleted from or stored in a storage device in the optimum order. Attribute information showing information categories may be designated. When the information stored in the storage device is viewed, the number of times the information is viewed is counted for each category of the information by using the attribute information indicating the information category. A user access tendency is determined from the count value of the accessed category, and an access priority is determined from the user access tendency. Attribute information showing the priority of the information may also be designated. In this case, the access priority is determined from the attribute information indicating the information priority. When a list of the information stored in the storage device is displayed, it may be displayed in order from the highest access priority to the lowest. To assure a vacant area in the storage device, the information may be deleted in order from the information of the lowest access priority. When new information is stored in the storage device, the information of the highest access priority may be filtered and stored.