Mobile Terminal Jitter-Adaptive Font Display Control

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Solution Overview

Problem

Users experience difficulty in clearly viewing content on mobile terminals due to external jitter, leading to user asthenopia, as existing technologies fail to effectively adapt the font display state to mitigate this issue.

Innovation Solution

A method for a mobile terminal to acquire a current jitter level and set a corresponding font display state by searching a predefined correspondence relationship, adjusting font size, type, and color to ensure clear visibility during external shakes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the font display state remains fixed during external jitter, then the device complexity is low, but the user cannot see the content clearly and experiences asthenopia

Engineering Contradiction:
ImprovereadabilityVSAvoidfont display state adjustment mechanism
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent applies dynamics by making the font display state adjustable and adaptive rather than fixed. The system dynamically changes font size, type, and color based on detected jitter levels, allowing the display to adapt to different operating conditions and maintain readability during external jitter.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent changes display parameters (font size, type, color) based on jitter detection. When jitter is detected, the system modifies these parameters to improve readability, and when jitter subsides, it restores the original parameters, creating an adaptive display system.

Inventive Principle:
Principle #35Parameter changes

2Ease of operation

If the font display state is dynamically adjusted according to jitter level, then user readability is improved, but the device complexity increases due to additional sensing and control mechanisms

Engineering Contradiction:
Improvecontent visibilityVSAvoidjitter detection and font adjustment system
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system performs self-service by automatically detecting jitter through the accelerometer and adjusting font parameters without user intervention. The mobile terminal autonomously monitors its own stability and adapts the display accordingly, eliminating the need for manual user adjustments.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system implements feedback by continuously monitoring jitter levels through the accelerometer and using this information to adjust font display parameters. The detected jitter state feeds back to the display control mechanism, creating a closed-loop system that maintains optimal readability.

Inventive Principle:
Principle #23Feedback

3Ease of operation

If the font size is increased to improve visibility during jitter, then readability improves, but the screen area occupied by text increases and may cause scrolling issues

Engineering Contradiction:
Improvereadability during jitterVSAvoidscreen area occupied by font
Core Design Contradiction:
Ease of operationVSArea of stationary object

Solution Approach 1:

The patent applies local quality by adjusting specific font properties (size, type, color) based on the local condition of jitter detection. Rather than uniformly increasing all text sizes, the system selectively modifies display parameters in the affected areas, optimizing readability while minimizing overall screen space usage.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS10469652B2Mobile terminal, method for mobile terminal to set font display state, and storage medium
Publication Date: 2019.11.05 ZTE CORP
  • US10469652B2 patent drawing
  • US10469652B2 patent drawing
  • US10469652B2 patent drawing

AI summary

Disclosed are a mobile terminal, a method for the mobile terminal to set a font display state, and a storage medium. The method may comprise: acquiring, by a mobile terminal, a current shake level; searching, by the mobile terminal, a corresponding relationship between a shake level and a font display state according to the current shake level, to acquire a font display state corresponding to the current shake level of the mobile terminal; and setting, by the mobile terminal, a default font display state as the font display state corresponding to the current shake level of the mobile terminal.