{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9854252","patent":{"patent_number":"US-9854252","title":"Method and apparatus of HEVC de-blocking filter","assignee":null,"inventors":[],"filing_date":"2014-05-20T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N","H04N","H04N","H04N"],"num_claims":25,"abstract":"A method of de-blocking filtering a processed video is provided. The processed video includes a plurality of blocks and each block includes a plurality of sub-blocks. A current block of the plurality of blocks includes vertical edges and horizontal edges. The processed video further includes a set of control parameters and reconstructed pixels corresponding to the current block. A boundary strength index is estimated at the vertical edges and at the horizontal edges of the current block. The set of control parameters, the reconstructed pixels corresponding to the current block and partially filtered pixels corresponding to a set of adjacent sub-blocks are loaded. The vertical edges and the horizontal edges of the current block are filtered based on the boundary strength index and the set of control parameters such that a vertical edge of the current block is filtered before filtering at least one horizontal edge of the current block."},"analysis":{"summary":"The Method and Apparatus of Hevc De-blocking Filter patent introduces an innovative technique for enhancing video quality by reducing blocking artifacts in HEVC-encoded video. The core innovation lies in its adaptive de-blocking filter, which intelligently smooths out block edges while preserving important image details. The problem being solved is the degradation of video quality caused by block-based compression, which can result in visible block edges, especially at lower bitrates. The key technical approach involves estimating a boundary strength index at both vertical and horizontal edges of each block. This index, along with a set of control parameters and reconstructed pixels, guides the filtering process. A key feature is the sequential filtering of vertical edges before horizontal edges, which optimizes the de-blocking process and improves visual output. The business value and applications of this technology are significant, as it enhances the user experience in video streaming, broadcast television, and video conferencing. It allows for higher compression ratios without sacrificing visual fidelity, which is especially valuable in bandwidth-constrained environments. The market opportunity is substantial, as video consumption continues to rise, and users demand higher-quality video experiences. This patent offers a competitive advantage by providing a cost-effective way to improve video quality in HEVC codecs.","layman_explanation":"1. What Problem Does This Solve?\nVideo compression is essential for streaming and broadcasting, but it often leads to visible block-like artifacts, especially when bandwidth is limited. These artifacts degrade the viewing experience, making videos look pixelated and unprofessional. Existing solutions often blur the image excessively or fail to effectively remove these artifacts without compromising detail.\n\n2. How Does It Work?\nThe Method and Apparatus of Hevc De-blocking Filter acts like a smart smoothing tool for videos. Instead of blindly blurring everything, it carefully examines the edges between blocks in the video. It estimates how strong the block edges are and then applies a filter to smooth them out. Think of it like a digital artist carefully blending colors to remove harsh lines without losing the overall image quality. The process is sequential, filtering vertical edges before horizontal ones to optimize the results. This intelligent approach ensures that the video looks clearer and more natural, without sacrificing important details.\n\n3. Why Does This Matter?\nThis technology has a significant impact on the video streaming and broadcasting industries. By improving the perceived quality of compressed video, it enhances the user experience and reduces viewer frustration. It also allows for higher compression ratios without sacrificing visual fidelity, which is crucial in bandwidth-constrained environments. This leads to cost savings for streaming services and enables them to deliver high-quality video to a wider audience. The competitive advantages of this technology are clear: better video quality, reduced bandwidth costs, and improved customer satisfaction. The potential ROI is substantial, as high-quality video is a key differentiator in the crowded streaming market.\n\n4. What's Next?\nFuture applications of this technology include integration into next-generation video codecs and further optimization for mobile devices. As video resolutions continue to increase, the need for efficient de-blocking techniques will become even more critical. The market adoption timeline is expected to be rapid, as streaming services and broadcasters seek to maintain a competitive edge. Investment implications are positive, as this technology represents a valuable asset in the video processing market.","technical_analysis":"The Method and Apparatus of Hevc De-blocking Filter patent provides a detailed approach to reducing blocking artifacts in HEVC video streams. The technical architecture centers around an adaptive de-blocking filter that operates on reconstructed pixels at block boundaries. The filter leverages a boundary strength index, estimated at both vertical and horizontal edges, to determine the intensity of filtering. Implementation involves several key steps: boundary strength estimation, control parameter loading, and the filtering process itself. The algorithm specifically filters vertical edges before horizontal edges, a design choice intended to optimize performance. Integration patterns would involve incorporating this filter into existing HEVC decoding pipelines. Performance characteristics are expected to show a trade-off between computational complexity and artifact reduction, with the patent aiming to minimize the impact on decoding speed. Code-level implications would involve modifying the existing HEVC decoder to incorporate this new filtering logic, requiring careful attention to memory access patterns and computational efficiency. The patent details specific equations and parameters used in the filtering process, providing a clear guide for developers to implement this technology.","business_analysis":"The Method and Apparatus of Hevc De-blocking Filter patent presents a valuable business opportunity in the video processing market. The market opportunity size is significant, given the increasing demand for high-quality video streaming and broadcasting. The competitive advantages of this technology lie in its ability to reduce blocking artifacts without significantly increasing computational overhead. This can translate to higher customer satisfaction for streaming services and lower bandwidth costs for broadcasters. The revenue potential is substantial, as this technology can be licensed to video codec developers, streaming service providers, and hardware manufacturers. Possible business models include licensing fees, royalty agreements, and integration services. Strategic positioning would involve targeting companies that prioritize video quality and efficiency. ROI projections are favorable, as the cost of implementing this technology is relatively low compared to the potential benefits in terms of customer satisfaction and reduced bandwidth costs. This technology can also be used to differentiate products and services in a competitive market.","faqs":null,"topics":["HEVC de-blocking","video compression artifacts","video quality enhancement","H.265","adaptive de-blocking filter","method","apparatus","blocking"],"tech_cluster":null},"seo":{"title":"Method and Apparatus of Hevc De-blocking Filter - Patent US-9854252","description":"Discover how Method and Apparatus of Hevc De-blocking Filter enhances video quality by reducing blocking artifacts. Full patent analysis, claims, and business implications.","keywords":["HEVC de-blocking","video compression artifacts","video quality enhancement","H.265","adaptive de-blocking filter","video streaming technology","patent","patent US-9854252"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9854252","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-9854252","citation_suggestion":"Patentable. \"Method and apparatus of HEVC de-blocking filter\" (US-9854252). https://patentable.app/patents/US-9854252","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9854252","json":"https://patentable.app/api/llm-context/US-9854252","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T06:11:22.721Z"}