Media Device Ambient Light Sensor Display Adjustment

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Solution Overview

Problem

Existing media devices struggle to adjust their output to display devices effectively based on ambient light conditions, leading to suboptimal viewing quality in varying environments.

Innovation Solution

A media device adjusts its output parameters, such as luminance, based on measurement data from ambient light sensors, using a correlation table to optimize content display for better visibility in different lighting conditions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If media devices output content without adjusting for ambient light conditions, then the device complexity is reduced, but the viewing quality deteriorates in varying lighting environments

Engineering Contradiction:
Improvemedia device output adjustment mechanismVSAvoidviewing quality
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The system uses ambient light sensors to detect environmental lighting conditions and feeds this information back to the media device, which then automatically adjusts content parameters (luminance, contrast, color temperature) to optimize viewing quality across different lighting environments

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The media device autonomously adjusts its output parameters based on ambient light sensor data without requiring manual user intervention, performing the optimization function automatically through algorithmic processing of environmental conditions

Inventive Principle:
Principle #25Self-service

2Reliability

If media devices dynamically adjust content parameters based on ambient light sensors, then the viewing quality is improved, but the device complexity increases

Engineering Contradiction:
Improveviewing qualityVSAvoidmedia device output adjustment mechanism
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system pre-establishes correlation tables that map ambient light sensor readings to optimal content parameters (luminance, contrast, color temperature), allowing the media device to quickly lookup and apply appropriate settings without complex real-time calculations

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent introduces an intermediary processing layer that receives ambient light sensor data, processes it through correlation tables or algorithms, and translates it into adjusted content parameters, separating the sensing function from the display function and simplifying the overall system architecture

Inventive Principle:
Principle #24Intermediary (Mediator)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This solution enhances viewing quality by dynamically adjusting content parameters in response to ambient light levels, providing a more consistent and user-friendly viewing experience across various environments.

Implementation Method 1

measurement data from an ambient light sensor

Methodology Applied
Scientific EffectPhotodetection: Photoelectric Effect

Data Source

PatentUS11490151B1Ambient light sensor based picture enhancement
Publication Date: 2022.11.01 ROKU INC
  • US11490151B1 patent drawing
  • US11490151B1 patent drawing
  • US11490151B1 patent drawing

AI summary

Disclosed herein are system, apparatus, article of manufacture, method and/or computer program product embodiments, and/or combinations and sub-combinations thereof, for adjusting an output of a media device to a display device based on measurement data from the ambient light source. According to some embodiments, a computer implemented method for adjusting one or more parameters of a content to be displayed on a display device can include receiving, by a media device and from an electronic device, measurement data including ambient light measurement data for an environment of the media device, the electronic device, and the display device. The method can further include adjusting, at the media device, the one or more parameters of the content based at least on the measurement data and outputting, by the media device, the adjusted content to the display device to be displayed.