Dynamic Font Size Adjustment for Document Excerpting

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Solution Overview

Problem

Existing document excerpting technologies face issues with fluctuating document lengths, leading to unclear and poorly formatted excerpts due to varying content amounts, especially when displaying documents at a certain font size or larger.

Innovation Solution

An information processing device comprising an excerpter and a corrector that dynamically adjusts the character size criteria for excerpting, ensuring the excerpted document fits within a specified screen area by increasing or decreasing character sizes based on content amount and display area, while prioritizing important information and maintaining original character sizes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If characters are excerpted based on a fixed font size criterion, then the excerpting process is simple, but the excerpted document amount fluctuates significantly when document content amount varies

Engineering Contradiction:
Improvesimplicity of excerpting processVSAvoidstability of excerpted document amount
Core Design Contradiction:
Ease of manufactureVSStability of the object's composition

Solution Approach 1:

The patent applies dynamics by making the font size criterion for excerpting adjustable rather than fixed. The system dynamically determines the font size threshold based on the actual document content amount, allowing the excerpting criterion to adapt to varying document lengths while maintaining stable excerpted document amounts that fit within the specified display area.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent changes the parameter of font size threshold dynamically. Instead of using a fixed font size criterion, the system calculates an appropriate font size threshold based on the document's character count and adjusts the excerpting criterion accordingly, ensuring consistent excerpted document amounts across different document lengths.

Inventive Principle:
Principle #35Parameter changes

2Quantity of substance

If the excerpted document amount is increased to include more content, then the excerpt covers more information, but the clarity and readability of the excerpt deteriorates

Engineering Contradiction:
Improveamount of excerpted contentVSAvoidclarity of excerpt
Core Design Contradiction:
Quantity of substanceVSManufacturing precision

Solution Approach 1:

The patent uses parameter changes by adjusting the font size threshold parameter based on the desired excerpted document amount. When the document content amount varies, the system calculates an appropriate font size threshold that ensures the excerpted content fits within the specified display area while maintaining adequate spacing and readability, thus preserving clarity even as content quantity changes.

Inventive Principle:
Principle #35Parameter changes

3Productivity

If a fixed font size criterion is used for excerpting, then the processing is efficient, but the excerpted document does not fit within the specified display area when document content varies

Engineering Contradiction:
Improveprocessing efficiencyVSAvoiddisplay area of excerpted document
Core Design Contradiction:
ProductivityVSArea of stationary object

Solution Approach 1:

The patent applies dynamics by implementing a dynamic font size threshold calculation. The system efficiently processes documents by automatically determining the appropriate excerpting criterion based on the document's character count, ensuring the excerpted document fits within the specified display area without requiring manual adjustment or complex processing.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent uses feedback by calculating the excerpted document amount based on the actual document content and using this information to adjust the font size threshold. This feedback mechanism ensures that the excerpted document consistently fits within the specified display area while maintaining processing efficiency through automated calculation.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS9235558B2Information processing device, processing method, program, and recording medium
Publication Date: 2016.01.12 RAKUTEN GROUP INC
  • US9235558B2 patent drawing
  • US9235558B2 patent drawing
  • US9235558B2 patent drawing

AI summary

This information processing device (100) is provided with an excerpter (101) and a corrector (103). The excerpter (101), on a screen upon which an original document is displayed, acquires an excerpted document by excerpting characters to be displayed relatively larger from the original document. The corrector (103), if an excerpted document amount to be displayed upon the screen does not fit within a predetermined amount, corrects a criterion for relative size by which the excerpter (101) excerpts characters. In addition, the excerpter (101), on the basis of the corrected criterion, obtains the excerpted document.