{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9854245","patent":{"patent_number":"US-9854245","title":"Method and apparatus for coefficient scan based on partition mode of prediction unit","assignee":null,"inventors":[],"filing_date":"2016-07-07T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N","H04N","H04N","H04N","H04N","H04N","H04N","H04N","H04N"],"num_claims":3,"abstract":"Provided are a method and an apparatus for coefficient scan on the base of a partition mode of a prediction unit. The method comprises the steps of: determining a scan method on the basis of a partition mode of a prediction unit; and encoding the information about the scan method, wherein the scan method is determined, on the basis of RDO (Rate Distortion optimization), from among the extracted candidate scan methods which have been extracted with consideration of the shapes of the partitions of the partition mode."},"analysis":{"summary":"The Method and Apparatus for Coefficient Scan Based on Partition Mode of Prediction Unit introduces a novel approach to video encoding by dynamically adapting the coefficient scan method based on the partition mode of a prediction unit. This technology addresses the problem of inefficient video encoding, where traditional methods often employ fixed scanning patterns that are not optimal for all types of video content. The invention leverages Rate Distortion Optimization (RDO) to evaluate candidate scan methods and choose the one that minimizes distortion while maximizing compression rate. \n\nThe key technical approach involves analyzing the partition mode of a prediction unit, extracting a set of candidate scan methods based on the shape of the partitions, and selecting the best scan method using RDO. This adaptive approach allows the encoding process to better exploit the statistical properties of the transformed coefficients, resulting in higher compression ratios and improved visual quality.\n\nThe business value of this technology lies in its ability to reduce bandwidth requirements for video streaming and smaller file sizes for video storage. This translates to lower infrastructure costs for video streaming platforms and improved user experience. The potential applications are vast, including video streaming, video conferencing, digital video recorders, and any other application that involves video encoding and compression. The market opportunity is significant, as the demand for high-quality video continues to grow. The Method and Apparatus for Coefficient Scan Based on Partition Mode of Prediction Unit offers a practical and effective solution for optimizing coefficient scanning in video encoding, contributing to the advancement of video compression technologies.","layman_explanation":"The Method and Apparatus for Coefficient Scan Based on Partition Mode of Prediction Unit addresses a fundamental challenge in the world of digital video: how to efficiently compress video files without sacrificing quality. To understand the problem, imagine trying to send a large package through the mail. The larger the package, the more it costs to ship. Similarly, the larger the video file, the more bandwidth it consumes when streamed online. Existing solutions often fall short because they use a one-size-fits-all approach to compression, which doesn't account for the varying content within a video.\n\nThis patent offers a smarter approach. Instead of treating the entire video as a single block, it breaks it down into smaller units and analyzes each unit individually. It then uses a technique called \"coefficient scanning\" to arrange the data within each unit in the most efficient way possible. Think of it like organizing your closet: you wouldn't just throw everything in randomly; you'd group similar items together and arrange them in a way that maximizes space. This patent does the same thing for video data.\n\nWhy does this matter? Because it allows video streaming companies to deliver high-quality video content using less bandwidth. This translates to lower costs for them and a better viewing experience for you. The market impact is significant, as video streaming is a multi-billion dollar industry. The competitive advantages are clear: companies that adopt this technology can offer better video quality at lower prices. The potential ROI is high, as the cost savings and revenue opportunities are substantial.\n\nLooking ahead, this technology could be further refined to optimize video compression for specific types of content, such as sports or movies. Market adoption is likely to increase as video streaming becomes even more prevalent. The investment implications are positive, as companies that develop and implement this technology are likely to see significant returns.","technical_analysis":"The Method and Apparatus for Coefficient Scan Based on Partition Mode of Prediction Unit presents a sophisticated approach to video encoding, specifically addressing the optimization of coefficient scanning. The core technical architecture revolves around the dynamic adaptation of the scan method based on the partition mode of prediction units. This involves several critical steps: partition mode analysis, candidate scan method extraction, Rate Distortion Optimization (RDO), and coefficient encoding.\n\nPartition mode analysis determines the structure of the prediction unit, which directly influences the statistical properties of the transformed coefficients. Candidate scan method extraction involves selecting a set of potential scan patterns based on the shape of the partitions. This ensures that the most relevant scan methods are considered for optimization.\n\nRDO plays a crucial role in evaluating the candidate scan methods. It balances the trade-off between compression rate and distortion, selecting the scan method that minimizes distortion while maximizing compression. This ensures that the encoded video maintains high visual quality, even at high compression ratios. The algorithm specifics involve complex mathematical calculations to determine the optimal scan method based on the RDO criteria.\n\nImplementation of this technology requires careful consideration of integration patterns. It can be integrated into existing video encoding systems with relatively minimal modifications. The performance characteristics are impressive, with significant improvements in compression ratios and visual quality. Code-level implications involve modifications to the coefficient scanning module within the video encoder. This may require adjustments to the existing code base and thorough testing to ensure compatibility and stability.","business_analysis":"The Method and Apparatus for Coefficient Scan Based on Partition Mode of Prediction Unit presents a significant market opportunity within the video encoding and streaming industry. The increasing demand for high-quality video content, coupled with the need for efficient data compression, drives the market for innovative video encoding technologies. This patent addresses this need by dynamically adapting the coefficient scan method based on the partition mode of prediction units.\n\nThe competitive advantages of this technology lie in its ability to achieve higher compression ratios and improved visual quality compared to traditional video encoding methods. This translates to lower bandwidth requirements for video streaming and smaller file sizes for video storage, resulting in cost savings for video streaming platforms and improved user experience. The revenue potential is substantial, as video streaming platforms can leverage this technology to reduce infrastructure costs and attract more subscribers.\n\nThe business models that can be built around this technology include licensing the patent to video encoding software vendors, integrating the technology into video streaming platforms, and offering video encoding services that leverage the patent. The strategic positioning of this technology is strong, as it addresses a critical need in the video encoding industry. ROI projections are favorable, as the cost savings and revenue potential outweigh the investment required to implement the technology.","faqs":null,"topics":["video encoding optimization","coefficient scan","Rate Distortion Optimization","prediction unit partition","video compression","method","apparatus","coefficient"],"tech_cluster":null},"seo":{"title":"Method and Apparatus for Coefficient Scan Based on Partition Mode of Prediction Unit - Patent US-9854245","description":"Discover how this patent optimizes video encoding by dynamically adapting coefficient scanning based on prediction unit partition modes. Full analysis & claims.","keywords":["video encoding optimization","coefficient scan","Rate Distortion Optimization","prediction unit partition","video compression","patent","patent US-9854245"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9854245","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-9854245","citation_suggestion":"Patentable. \"Method and apparatus for coefficient scan based on partition mode of prediction unit\" (US-9854245). https://patentable.app/patents/US-9854245","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9854245","json":"https://patentable.app/api/llm-context/US-9854245","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T11:20:56.217Z"}