Display Brightness Control with Restart Reset and Adjustment Checks

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Solution Overview

Problem

Existing display screen brightness adjustment methods fail to accurately adapt to user preferences and ambient light conditions, leading to unsuitable brightness settings that affect user experience.

Innovation Solution

A method for adjusting display screen brightness that includes automatic setting based on use scenarios and ambient light, with manual adjustments being validated against previous operations, ensuring the brightness meets user requirements by resetting or maintaining settings as needed.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the display screen brightness is manually adjusted by the user, then the brightness can be customized to personal preference, but the user may adjust the brightness due to misoperation and the adjusted brightness is kept after screen restart, causing unsuitable brightness settings

Engineering Contradiction:
Improvebrightness customizationVSAvoidbrightness setting accuracy
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system performs preliminary actions by automatically resetting the display brightness to a default value when the screen is restarted, before the user potentially makes incorrect manual adjustments. This preliminary reset ensures that the brightness starts from a known safe state, preventing misoperated settings from persisting after screen restart.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements feedback mechanisms to detect and respond to user brightness adjustment operations. By monitoring whether manual brightness adjustments are made after screen restart and comparing them with previous operations, the system can identify misoperations and reset the brightness accordingly, ensuring only valid user preferences are retained.

Inventive Principle:
Principle #23Feedback

2Adaptability or versatility

If the display screen brightness is automatically adjusted according to ambient light brightness, then the brightness adapts to environmental conditions, but the automatically set brightness may not meet personal user requirements

Engineering Contradiction:
Improveenvironmental adaptationVSAvoiduser preference customization
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The system dynamically adjusts the display brightness by combining automatic ambient light adaptation with optional manual user adjustments. The brightness setting is not fixed but can transition between automatic mode (for environmental adaptation) and manual mode (for user preference customization), allowing flexible adaptation to both environment and personal needs.

Inventive Principle:
Principle #15Dynamics

3Stability of the object's composition

If the display screen brightness is kept after screen restart, then the setting is maintained, but misadjusted brightness settings persist and affect user experience

Engineering Contradiction:
Improvesetting persistenceVSAvoidmisoperation impact
Core Design Contradiction:
Stability of the object's compositionVSObject-affected harmful factors

Solution Approach 1:

The system applies preliminary anti-action by resetting the display brightness to a default value when the screen is restarted, before any potential misoperations can occur. This preemptive reset counteracts the harmful effect of persisting misadjusted settings, ensuring that even if users make incorrect manual adjustments after restart, the brightness will be corrected in subsequent automatic resets.

Inventive Principle:
Principle #9Preliminary anti-action

Data Source

PatentUS12400608B2Method for adjusting display screen brightness, electronic device, and storage medium
Publication Date: 2025.08.26 HONOR DEVICE CO LTD
  • US12400608B2 patent drawing
  • US12400608B2 patent drawing
  • US12400608B2 patent drawing

AI summary

This application provides a method for adjusting display screen brightness, an electronic device, and a storage medium. The method includes: setting display screen brightness in response to an automatic brightness setting instruction; adjusting the display screen brightness in response to a brightness setting instruction generated by manually adjusting brightness by a user; determining, when a display screen is on again after the display screen is off, whether a mechanism of clearing the display screen brightness manually adjusted is triggered; if the mechanism of clearing the display screen brightness manually adjusted is triggered, setting the display screen brightness again in response to the automatic brightness setting instruction; determining, in response to an operation of manually adjusting the display screen brightness again, whether the operation of manually adjusting the display screen brightness again is the same as a previous operation of manually adjusting the display screen brightness.