3D Human Dynamic Texture Mapping With Neural Image Reconstruction

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Solution Overview

Problem

Conventional methods for generating high-quality dynamic texture maps for digital humans are resource-intensive and time-consuming, often requiring expensive hardware and significant computational power, which limits their practical application in resource-constrained environments.

Innovation Solution

A method and device that utilize a deep neural network to generate high-quality images from low-quality images, replace low-quality objects with high-quality objects, and create high-quality texture maps for 3D models using partial high-quality images, reducing the need for extensive computational resources.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If conventional texturing methods are used to generate high-quality texture maps, then the quality and realism of the 3D digital human is improved, but the computational power, memory bandwidth, and time required increase significantly

Engineering Contradiction:
Improvetexture map qualityVSAvoidprocessor power
Core Design Contradiction:
Manufacturing precisionVSUse of energy by moving object

Solution Approach 1:

The patent segments the texture map generation process into multiple training iterations, where a neural network is trained progressively on subsets of image data. Instead of processing all high-resolution images at once, the system divides the training into batches, reducing the computational load per iteration while accumulating quality improvements over multiple passes. This allows high-quality texture generation without overwhelming processor power requirements.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent applies partial action by using a portion of available image data for training rather than requiring complete high-quality datasets. The neural network is trained on selected subsets of images, and the texture map quality improves iteratively with each training batch. This approach achieves high-quality results without needing to process excessive amounts of data simultaneously, reducing both computational power and memory bandwidth requirements.

Inventive Principle:
Principle #16Partial or excessive action

2Manufacturing precision

If high-quality texture maps are generated using conventional methods, then the realism of digital human avatars is improved, but the time and cost for 3D model generation and texturing increase

Engineering Contradiction:
Improvetexture map qualityVSAvoidgeneration time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The patent performs preliminary action by pre-training the neural network on available image data before final texture map generation. The system prepares the neural network model in advance through multiple training iterations on training images, so that when actual texture mapping is needed, the pre-trained model can quickly generate high-quality results. This preliminary training phase separates the computationally intensive work from the final generation time, reducing overall production time.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent uses copying by generating texture maps through neural network synthesis rather than direct photographical mapping. The neural network learns to copy and reconstruct texture patterns from training images, creating photorealistic texture maps that replicate the appearance of high-quality photographs without requiring actual high-resolution source images for every view. This copying approach through learning reduces both time and cost compared to conventional photogrammetry methods.

Inventive Principle:
Principle #26Copying

3Manufacturing precision

If conventional texturing processes are used, then detailed texture information is achieved, but memory access and memory bandwidth become major bottlenecks

Engineering Contradiction:
Improvetexture detailVSAvoidmemory bandwidth
Core Design Contradiction:
Manufacturing precisionVSQuantity of substance

Solution Approach 1:

The patent substitutes the mechanical system of direct memory access for texture data with a neural network-based synthesis approach. Instead of repeatedly accessing memory to retrieve and process large amounts of texture data during rendering, the system uses a trained neural network to generate texture information on-demand through computational inference. This substitution reduces memory bandwidth requirements by replacing memory-intensive data retrieval with compute-intensive but memory-efficient neural network processing.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS12586288B2Device and method for generating dynamic texture map for 3 dimensional digital human
Publication Date: 2026.03.24 ELECTRONICS & TELECOMM RES INST
  • US12586288B2 patent drawing
  • US12586288B2 patent drawing
  • US12586288B2 patent drawing

AI summary

A device and a method for generating dynamic texture map for 3 dimensional digital human are disclosed. The method comprises generating high-quality images from low-quality images including a low-quality object; generating partial high-quality images including a high-quality object by replacing the low-quality object within the low-quality images with the high-quality object within the high-quality images; and generating a high-quality texture map for a 3D model corresponding to the high-quality object using the partial high-quality images.