Image Processor 2D to 3D Transition

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Solution Overview

Problem

Digital television (DTV) systems face disruptions and black screens when changing from 2D to 3D image output or altering frame rates, leading to an unpleasant user experience due to the need for manual tuning and panel mute functions, which are cumbersome and result in flickering screens.

Innovation Solution

An image display apparatus and method that includes an image processor capable of analyzing input signals, changing output methods from 2D to 3D, and adding animation effects, allowing seamless transitions by overlaying images and adjusting frame rates, thereby eliminating the need for panel mute and reducing transient screen changes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the image output method is changed from 2D to 3D or frame rate is altered, then the image display functionality is improved, but the screen becomes disrupted and broken during the transition

Engineering Contradiction:
Improveimage output method change capabilityVSAvoidscreen display stability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent applies preliminary action by acquiring and preparing at least one image from the input image before the image output method change is completed. This preparatory step ensures that a valid image is ready to be displayed during the transition, preventing screen disruption. The image processor proactively obtains the necessary image data in advance, so when the transition occurs, the display can seamlessly switch without showing broken or transient screens.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If the panel mute function is used to prevent transient screen viewing during output method change, then screen disruption is prevented, but the user experiences a black screen and flickering

Engineering Contradiction:
Improvescreen display stabilityVSAvoidblack screen and flickering
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent uses an intermediary approach by introducing at least one acquired image as a mediator during the output method transition. Instead of directly switching from one output method to another (which causes transient screens), the system inserts an intermediate image state. This acquired image serves as a buffer that bridges the transition, allowing the display to maintain continuous, stable output without the harmful black screen and flickering effects of panel mute.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If manual tuning is performed to set mute timing, then transient screen can be prevented from showing, but the operation becomes cumbersome

Engineering Contradiction:
Improvetransient screen preventionVSAvoidsetting complexity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent implements self-service by enabling the image processor to automatically acquire and manage images during output method transitions without requiring manual user intervention. The system autonomously handles the timing and selection of images to prevent transient screens, eliminating the need for users to manually tune mute timing. This automatic self-management resolves the contradiction by maintaining reliable transient prevention while greatly simplifying operation.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS10080014B2Apparatus for displaying image, driving method thereof, and method for displaying image that allows a screen to be naturally changed in response to displaying an image by changing a two-dimensional image method to a three-dimensional image method
Publication Date: 2018.09.18 SAMSUNG ELECTRONICS CO LTD
  • US10080014B2 patent drawing
  • US10080014B2 patent drawing
  • US10080014B2 patent drawing

AI summary

An image display apparatus, a driving method thereof, and an image display method are provided. The image display apparatus includes an image input unit configured to allow an image signal to be input, an image processor configured to process the input image signal, and a display unit configured to display the processed image signal. The image processor acquires at least one image from the input image and outputs the acquired image in a generation duration time period of an image of which an image output method is changed in response to a change of the image output method of the input image signal.