Lg electronics inc. (20240251084). TRANSFORM-BASED IMAGE CODING METHOD AND DEVICE THEREFOR simplified abstract
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TRANSFORM-BASED IMAGE CODING METHOD AND DEVICE THEREFOR
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TRANSFORM-BASED IMAGE CODING METHOD AND DEVICE THEREFOR - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240251084 titled 'TRANSFORM-BASED IMAGE CODING METHOD AND DEVICE THEREFOR
The image decoding method described in the patent application involves deriving a corrected transform coefficient by determining the applicability of lfnst to a divided sub-partition block, parsing a lfnst index, and using a lfnst matrix.
- Determining if lfnst can be applied to the height and width of a divided sub-partition block
- Parsing a lfnst index when lfnst can be applied
- Deriving the corrected transform coefficient based on the lfnst index and a lfnst matrix
Potential Applications: - Image and video decoding technologies - Multimedia processing applications - Compression algorithms in various industries
Problems Solved: - Improving the accuracy of transform coefficient derivation - Enhancing image and video decoding efficiency - Optimizing multimedia data processing
Benefits: - Higher quality image and video decoding - Increased efficiency in multimedia processing - Enhanced compression algorithms for data storage
Commercial Applications: Title: Advanced Image and Video Decoding Technology for Multimedia Applications Description: This technology can be used in digital media platforms, video streaming services, surveillance systems, and medical imaging devices. It can improve the quality and efficiency of multimedia processing, leading to better user experiences and cost savings for businesses.
Questions about the technology: 1. How does the patent application address the accuracy of transform coefficient derivation? 2. What are the potential implications of using lfnst in image and video decoding processes?
Original Abstract Submitted
an image decoding method according to the present document comprises a step of deriving a corrected transform coefficient, wherein the step of deriving the corrected transform coefficient comprises the steps of: determining whether lfnst can be applied to the height and width of a divided sub-partition block when an isp is applied to a current block; parsing a lfnst index when the lfnst can be applied; and deriving the corrected transform coefficient on the basis of the lfnst index and a lfnst matrix.
