{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9852775","patent":{"patent_number":"US-9852775","title":"Recording medium, playback device, and playback method","assignee":null,"inventors":[],"filing_date":"2016-09-29T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["G11B","G11B","G11B","G11B","H04N","H04N","H04N","H04N","G11B","G11B"],"num_claims":8,"abstract":"At least one video stream that is encoded video information, and a management information file indicating attributes relating to the entire recording medium, are recorded in a recording medium. The management information file includes attribute information indicating whether the dynamic range of luminance of an initial video stream, which is played first out of the at least one video stream when the recording medium is inserted into a playback device, is a first dynamic range, or a second dynamic range that is broader than the first dynamic range."},"analysis":{"summary":"The patent titled \"Recording Medium, Playback Device, and Playback Method\" introduces a pivotal innovation in digital media delivery and playback, specifically addressing the challenges of High Dynamic Range (HDR) content compatibility. At its core, this invention enables a recording medium to explicitly inform a playback device about the dynamic range attributes of its video streams.\n\nThe central problem this patent solves is the inconsistent and often suboptimal display of video content, particularly HDR material, across a heterogeneous ecosystem of playback devices and displays. Without an inherent mechanism for the recording medium to communicate its content's dynamic range, playback devices often resort to guesswork or default settings, leading to washed-out colors, clipped highlights, or an overall loss of visual fidelity when HDR content is played on a Standard Dynamic Range (SDR) screen, or vice versa.\n\nThe key technical approach involves embedding a management information file on the recording medium alongside the encoded video streams. This management file contains attribute information specifying whether the luminance dynamic range of the initial video stream is a 'first dynamic range' (e.g., SDR) or a 'second dynamic range' that is broader (e.g., HDR). Upon insertion, the playback device reads this attribute, allowing it to intelligently adapt its video processing. It can then either pass through native HDR content to an HDR-capable display or apply sophisticated tone mapping to convert HDR to SDR, ensuring the best possible visual presentation for the connected screen.\n\nFrom a business perspective, this technology offers significant value. It enhances the consumer viewing experience, leading to higher satisfaction with media products. For content creators and distributors, it ensures that their artistic intent for HDR content is preserved across a wider range of playback environments. Device manufacturers benefit from simplified development, as their products can rely on explicit metadata rather than complex detection algorithms. This leads to more reliable and interoperable media systems.\n\nThis patent opens up substantial market opportunities in consumer electronics, media production, and content distribution. As HDR adoption grows, standardized solutions for compatibility become essential. This innovation provides a robust framework for future media standards, fostering a more seamless and high-fidelity digital entertainment ecosystem.","layman_explanation":"### What Problem Does This Solve?\n\nIn today's digital age, we're accustomed to seeing breathtaking visuals, especially with the rise of High Dynamic Range (HDR) content. HDR offers incredibly vibrant colors, deep blacks, and brilliant highlights, making movies and games look far more realistic and immersive. However, a significant challenge arises because not all screens or playback devices are created equal. Some are designed for HDR, while many older or simpler ones only support Standard Dynamic Range (SDR). When you try to play HDR content on an SDR screen, it often looks washed out, or parts of the image become either too bright or too dark, losing all detail. Conversely, SDR content might not fully utilize a high-end HDR display. The core problem is a lack of clear communication: the physical media (like a Blu-ray disc or a downloaded movie file) doesn't explicitly tell the playback device (like your Blu-ray player or smart TV) what kind of dynamic range the video actually has. This forces the device to guess or apply generic settings, leading to a frustratingly inconsistent viewing experience.\n\n### How Does It Work?\n\nThe patent, known as \"Recording Medium, Playback Device, and Playback Method,\" introduces a remarkably elegant solution. Imagine that every piece of physical or digital media comes with a tiny, smart instruction manual. This 'management information file' is embedded directly onto the recording medium, right alongside the video itself. When you insert a disc or open a file, your playback device doesn't just start playing; it first reads this instruction manual. Inside, it finds a clear flag that says, \"Hey, this video is either a standard dynamic range (SDR) video, or it's a super-rich, broader dynamic range (HDR) video.\" \n\nOnce the playback device knows this crucial piece of information, it can act intelligently. If the manual says it's HDR, and your TV is also HDR-compatible, the device knows to send the full, glorious HDR signal directly. It's like having a perfect match. But if the manual says it's HDR and your TV is only SDR, the device doesn't just give up. Instead, it uses clever software (called tone mapping) to carefully convert the HDR signal into the best possible SDR picture, making sure you still see all the important details and colors, just within your TV's capabilities. It's like having a smart translator ensuring the message gets across beautifully, no matter the language barrier between the content and your screen.\n\n### Why Does This Matter?\n\nThis innovation is a game-changer for several reasons. Firstly, for consumers, it means a consistently superior viewing experience. No more fiddling with settings or being disappointed by picture quality; the content will always look its best on your specific screen. This translates directly to higher customer satisfaction and loyalty for media brands and device manufacturers. Secondly, for content creators, it protects their artistic vision. When they master a film in HDR, they can be confident that the Recording Medium, Playback Device, and Playback Method will help ensure that vision is preserved, whether viewed on a top-tier HDR display or a standard SDR one. Thirdly, for device manufacturers, it simplifies product development. They can build more reliable and efficient playback systems by relying on explicit metadata rather than complex, error-prone detection algorithms. This can lead to faster time-to-market and reduced development costs. Ultimately, this technology enhances the value proposition of all digital media, making it more accessible and enjoyable for everyone.\n\n### What's Next?\n\nThe principles behind this patent are foundational, paving the way for a more intelligent and adaptable media ecosystem. We can expect to see this kind of metadata-driven approach expand to other aspects of video and audio, such as advanced color gamut information, adaptive frame rates, or even personalized content delivery based on viewer preferences. As new display technologies emerge, this invention provides a robust framework for future-proofing media content, ensuring interoperability without sacrificing quality. For investors, this represents a key component in the evolving entertainment technology market, potentially influencing future industry standards and driving significant market adoption across consumer electronics and media distribution platforms.","technical_analysis":"The patent \"Recording Medium, Playback Device, and Playback Method\" (US-9852775) presents a robust technical solution for managing the dynamic range of video content stored on a recording medium, thereby optimizing playback across diverse display capabilities. The innovation centers on embedding explicit dynamic range metadata directly into the media, shifting the burden of content interpretation from complex real-time analysis to a declarative, pre-defined attribute.\n\n**Technical Architecture:**\n\nThe system comprises three primary logical components: the **Recording Medium**, the **Playback Device**, and the **Video Stream** itself. The recording medium is conceptualized as any physical medium capable of storing digital data, such as optical discs (Blu-ray, DVD), flash memory (USB drives, SD cards), or even solid-state drives. This medium is structured to contain at least one encoded video stream, representing the actual visual information. Crucially, it also houses a **Management Information File (MIF)**. This MIF is distinct from the video stream data and is designed to store metadata pertaining to the entire recording medium or specific content segments.\n\nThe Playback Device is a hardware unit designed to read the recording medium, parse its contents, and render the video stream to a connected display. It includes an input module for accessing the medium, a control unit for managing operations, a parsing engine for interpreting the MIF, and a video processing unit (VPU) responsible for decoding and rendering the video stream.\n\n**Implementation Details and Algorithm Specifics:**\n\n1.  **MIF Structure:** The MIF is structured to include specific attribute information. For dynamic range, this attribute indicates whether the luminance dynamic range of the *initial video stream* (the first one typically played upon medium insertion) is a 'first dynamic range' (e.g., Standard Dynamic Range, SDR) or a 'second dynamic range' that is broader (e.g., High Dynamic Range, HDR). This attribute might be a simple flag, an enumerated value (e.g., 0 for SDR, 1 for HDR), or a more complex structure defining specific luminance ranges (e.g., PQ curve, HLG). The placement of this MIF is critical; it must be easily accessible to the playback device upon initial loading, typically in a dedicated system information area of the medium.\n\n2.  **Playback Device Logic:** Upon medium insertion, the playback device's control unit initiates a read operation on the MIF. The parsing engine extracts the dynamic range attribute. Concurrently, the playback device typically queries the connected display's capabilities, often via EDID (Extended Display Identification Data) over an HDMI connection. This EDID provides information on supported resolutions, refresh rates, and crucially, HDR capabilities (e.g., HDR10, Dolby Vision support).\n\n3.  **Dynamic Range Adaptation Algorithm:** Based on the extracted dynamic range attribute from the MIF and the detected display capabilities, the VPU executes an adaptive rendering algorithm:\n    *   **Scenario 1: HDR Content on HDR Display:** If the MIF indicates HDR content and the display is HDR-capable, the VPU bypasses any tone mapping or dynamic range conversion. The raw HDR video stream (e.g., PQ curve encoded) is decoded and passed directly to the display, preserving its full luminance and color fidelity.\n    *   **Scenario 2: HDR Content on SDR Display:** If the MIF indicates HDR content but the display is SDR-only, the VPU engages a tone mapping module. This module performs an intelligent conversion of the broader HDR luminance range to the narrower SDR range. Algorithms such as static tone mapping (e.g., using a fixed luminance curve), dynamic tone mapping (adjusting per-frame/scene), or more sophisticated perceptual models can be employed to preserve as much detail and artistic intent as possible, minimizing clipping of highlights and crushing of shadows.\n    *   **Scenario 3: SDR Content:** If the MIF indicates SDR content, the VPU processes it as a standard SDR stream. No HDR-specific processing is applied, ensuring correct color and luminance reproduction within the SDR gamut.\n\n**Integration Patterns and Performance Characteristics:**\n\nThis approach integrates seamlessly with existing video codecs (e.g., H.264, H.265/HEVC, AV1) as the dynamic range attribute is metadata, not part of the encoded video stream itself. The primary performance benefit is reduced processing overhead. Instead of computationally intensive real-time analysis to infer dynamic range, the playback device performs a simple metadata lookup. This can lead to faster content loading, reduced power consumption, and more reliable playback. The explicit nature of the attribute also minimizes potential errors or ambiguities that can arise from heuristic-based detection.\n\n**Code-Level Implications:**\n\nFor firmware developers and media software engineers, this patent implies the need for:\n*   **MIF Parser:** Libraries or modules to reliably read and interpret the specific dynamic range attribute within the management information file structure.\n*   **EDID/Display Capability Detection Module:** Robust implementation for querying and understanding connected display features.\n*   **Adaptive Video Pipeline:** A flexible video processing pipeline capable of conditionally engaging tone mapping modules based on the MIF attribute and display capabilities. This might involve different rendering paths or configurable shader programs for GPU-accelerated decoding.\n\nIn essence, this invention, the Recording Medium, Playback Device, and Playback Method, provides a standardized, declarative contract between content and hardware, fostering a more intelligent and efficient media playback ecosystem, especially crucial in the age of HDR proliferation.","business_analysis":"The patent \"Recording Medium, Playback Device, and Playback Method\" introduces a significant innovation with profound business implications, particularly for the consumer electronics, media production, and content distribution industries. This technology directly addresses a critical pain point in the modern media landscape: the seamless and high-quality playback of High Dynamic Range (HDR) content across a diverse installed base of Standard Dynamic Range (SDR) and HDR-capable devices.\n\n**Market Opportunity Size:**\n\nThe market for digital video content and playback devices is immense and continues to grow. With the increasing adoption of 4K UHD and HDR displays, the demand for high-fidelity content delivery is escalating. However, the transition from SDR to HDR is gradual, creating a large, mixed market. This patent targets a global market encompassing:\n*   **Consumer Electronics Manufacturers:** Companies producing Blu-ray players, set-top boxes, smart TVs, gaming consoles, and media streamers. This market alone is worth hundreds of billions annually.\n*   **Media Production & Distribution:** Studios, content creators, and streaming services that produce and distribute HDR content on physical media or via downloadable files. The global media and entertainment market is valued in trillions.\n*   **Storage Media Manufacturers:** Companies producing optical discs, flash memory, and other digital storage solutions.\n\nThis technology offers a standardized solution to a pervasive compatibility problem, unlocking the full potential of HDR content for a broader audience and reducing friction in the adoption curve.\n\n**Competitive Advantages:**\n\nCompanies adopting the principles of the Recording Medium, Playback Device, and Playback Method can gain several competitive advantages:\n*   **Superior User Experience:** Devices implementing this patent will offer consistently optimized picture quality, reducing customer frustration and enhancing brand loyalty. This is a crucial differentiator in a crowded market.\n*   **Reduced Support Costs:** Fewer compatibility issues mean fewer customer service inquiries related to picture quality, leading to significant operational savings.\n*   **Simplified Product Development:** Device manufacturers can streamline their video processing pipelines, relying on explicit metadata rather than complex, resource-intensive detection algorithms. This accelerates time-to-market and reduces R&D costs.\n*   **Content Preservation:** For content creators, this ensures their artistic vision for HDR content is faithfully reproduced across a wider range of display types, protecting their investment in high-quality production.\n*   **Future-Proofing:** The metadata-driven approach provides a flexible framework for integrating future video attributes and technologies, offering a competitive edge in innovation.\n\n**Revenue Potential and Business Models:**\n\nRevenue generation could stem from several avenues:\n*   **Licensing:** Patent holders could license this technology to consumer electronics manufacturers, media studios, and software developers building playback engines.\n*   **Enhanced Product Offerings:** Device manufacturers can market their products as 'HDR-optimized' or 'universal playback' devices, commanding premium pricing.\n*   **Content Value Proposition:** Media distributors can promote their content as 'intelligently optimized,' ensuring a superior viewing experience, potentially increasing sales of physical media or premium digital downloads.\n*   **Standardization Influence:** The patent could become a foundational component of future industry standards for media packaging and playback, granting significant influence and royalties to the assignee.\n\n**Strategic Positioning:**\n\nThis innovation positions its adopters at the forefront of intelligent media delivery. It allows companies to move beyond basic HDR support to offering *smart* HDR experiences. For hardware companies, it's about building more reliable and user-friendly devices. For content companies, it's about delivering consistent quality and protecting creative integrity. This strategic move helps solidify market leadership in an increasingly competitive entertainment technology landscape.\n\n**ROI Projections:**\n\nWhile specific ROI depends on implementation and market penetration, the benefits are clear. Reduced customer support, accelerated development cycles, enhanced brand reputation, and potential licensing revenues all contribute to a strong return. For a device manufacturer, even a modest reduction in customer returns due to compatibility issues could translate into millions of dollars saved annually. For a content studio, ensuring their HDR content looks pristine everywhere safeguards their significant production investments and enhances their brand's prestige. The Recording Medium, Playback Device, and Playback Method offers a clear path to improved operational efficiency, higher customer satisfaction, and strengthened market position.","faqs":[{"answer":"The 'Recording Medium, Playback Device, and Playback Method' (US-9852775) is a patent that introduces an innovative system for managing video stream attributes, specifically concerning dynamic range, directly from the recording medium itself. It describes a method where a recording medium (like a Blu-ray disc or a digital file) stores not only the video content but also a special 'management information file'.\n\nThis management file contains crucial attribute information that tells a playback device (like your TV, Blu-ray player, or streaming box) whether the video content is designed for a 'first dynamic range' (e.g., Standard Dynamic Range, SDR) or a 'second dynamic range' that is broader (e.g., High Dynamic Range, HDR). This explicit declaration allows the playback device to intelligently adapt the video output to best suit the capabilities of the connected display.\n\nEssentially, this innovation ensures that your video content always looks its best, whether you're watching it on an older SDR television or a brand-new HDR display. It's a foundational step towards more intelligent and seamless media playback.","question":"What is 'Recording Medium, Playback Device, and Playback Method'?"},{"answer":"The 'Recording Medium, Playback Device, and Playback Method' works by embedding specific dynamic range metadata onto the recording medium itself. When you insert a medium (e.g., a disc) into a playback device, the device first reads a 'management information file' stored on that medium.\n\nThis management file explicitly states whether the primary video stream's dynamic range is a standard (SDR) or a broader (HDR) format. Concurrently, the playback device also detects the capabilities of your connected display (e.g., if your TV supports HDR). Based on these two pieces of information – the content's declared dynamic range and the display's actual capabilities – the playback device then intelligently processes the video stream.\n\nFor example, if the content is HDR and your TV is HDR, the device passes the native HDR signal. If the content is HDR but your TV is SDR, the device applies a process called 'tone mapping' to convert the HDR signal into the best possible SDR picture, preserving visual detail. This ensures optimal picture quality without manual adjustments or guesswork.","question":"How does 'Recording Medium, Playback Device, and Playback Method' work?"},{"answer":"The 'Recording Medium, Playback Device, and Playback Method' primarily solves the problem of inconsistent and suboptimal video playback quality, especially concerning High Dynamic Range (HDR) content, across diverse display technologies. In the current media landscape, HDR content offers a significantly wider range of colors and brightness than Standard Dynamic Range (SDR) content.\n\nHowever, when HDR content is played on an SDR-only display, it often appears washed out, with lost detail in highlights or shadows, because the display cannot render the full dynamic range. Conversely, SDR content played on an HDR display might not fully utilize the display's advanced capabilities. The core issue is that the recording medium typically doesn't explicitly tell the playback device what dynamic range the content is in.\n\nThis patent provides a standardized and explicit way for the content to communicate its dynamic range, eliminating the need for playback devices to guess or rely on complex, often imperfect, detection methods. This leads to a consistently optimized viewing experience for consumers.","question":"What problem does 'Recording Medium, Playback Device, and Playback Method' solve?"},{"answer":"The patent 'Recording Medium, Playback Device, and Playback Method' (US-9852775) does not list specific inventors in the provided abstract. Patent filings typically name individual inventors, but this information was not included in the provided data. The assignee, which is the entity or company to whom the patent rights are assigned, is also not specified in the given data.\n\nHowever, patents like this are often the result of extensive research and development efforts by teams of engineers and scientists within major technology companies involved in consumer electronics, media, or broadcasting. These innovations are crucial for advancing industry standards and improving the user experience for digital media.\n\nWithout the specific inventor and assignee information, we can infer that this technology likely originated from an organization deeply invested in media playback and recording technologies.","question":"Who invented 'Recording Medium, Playback Device, and Playback Method'?"},{"answer":"The 'Recording Medium, Playback Device, and Playback Method' offers several key benefits across the media ecosystem:\n\n1.  **Optimized Viewer Experience:** Consumers get the best possible picture quality for their specific display, whether SDR or HDR, without needing to manually adjust settings. This leads to greater satisfaction and reduced frustration.\n2.  **Preservation of Artistic Intent:** Content creators can be confident that their HDR productions will be faithfully reproduced and optimally adapted across a wide range of displays, ensuring their artistic vision is preserved.\n3.  **Simplified Device Development:** Manufacturers of playback devices can streamline their design and firmware development. They can rely on explicit metadata from the recording medium rather than implementing complex, resource-intensive real-time dynamic range detection algorithms.\n4.  **Enhanced Interoperability and Future-Proofing:** This metadata-driven approach provides a standardized framework for content-device communication, improving compatibility across different hardware generations and laying the groundwork for future video attributes and technologies. It helps bridge the gap between evolving content formats and existing display capabilities.","question":"What are the key benefits of 'Recording Medium, Playback Device, and Playback Method'?"},{"answer":"The 'Recording Medium, Playback Device, and Playback Method' distinguishes itself significantly from prior art in dynamic range management by introducing an explicit, declarative approach. Previous methods often relied on implicit detection, display handshake protocols, or manual user adjustments.\n\nPrior art's implicit detection involved playback devices attempting to 'guess' the dynamic range of a video stream through signal analysis, which was computationally intensive and prone to errors. Display handshake protocols (like HDMI's EDID) informed the source about the *display's* capabilities but not the *content's* inherent dynamic range, leaving room for ambiguity. Manual settings were cumbersome for users.\n\nThis patent's innovation is embedding a clear 'dynamic range attribute' directly into a management information file on the recording medium itself. This means the content explicitly states its dynamic range (SDR or HDR) right from the source. This allows the playback device to proactively and intelligently adapt, eliminating guesswork, reducing processing overhead, and ensuring a more robust and consistent viewing experience than previous, less precise methods.","question":"How is 'Recording Medium, Playback Device, and Playback Method' different from prior art?"},{"answer":"The 'Recording Medium, Playback Device, and Playback Method' is poised to impact several key industries:\n\n1.  **Consumer Electronics:** Manufacturers of TVs, Blu-ray players, gaming consoles, media streamers, and set-top boxes will benefit from simplified development and the ability to offer products with superior, consistent video playback quality. This can drive sales and brand loyalty.\n2.  **Media Production and Distribution:** Film studios, content creators, and distributors (both physical and digital) will find it easier to ensure their High Dynamic Range (HDR) content is presented as intended across a wide array of consumer devices. This protects their artistic vision and investment in high-fidelity production, potentially leading to increased content value.\n3.  **Storage Media:** Manufacturers of optical discs (e.g., Blu-ray), flash memory, and other digital storage solutions will integrate the necessary metadata structures, potentially adding value to their products. The patent also impacts the broader ecosystem of digital content delivery, including streaming platforms that might adopt similar metadata principles for downloaded or locally cached content.\n\nOverall, this patent will foster greater interoperability and enhance the end-user experience across the entire entertainment technology value chain.","question":"What industries will 'Recording Medium, Playback Device, and Playback Method' impact?"},{"answer":"The patent 'Recording Medium, Playback Device, and Playback Method' was filed on **September 29, 2016**. It was subsequently published on **December 26, 2017**.\n\nThe filing date marks when the patent application was officially submitted to the patent office, establishing its priority. The publication date is when the patent application or the granted patent becomes publicly available. This timeline indicates a relatively swift process from filing to publication, suggesting the technology was considered timely and significant for the evolving media industry.\n\nUnderstanding these dates helps to contextualize the innovation within the broader timeline of High Dynamic Range (HDR) technology development and adoption, as well as the ongoing efforts to standardize media playback experiences.","question":"When was 'Recording Medium, Playback Device, and Playback Method' filed/granted?"},{"answer":"The 'Recording Medium, Playback Device, and Playback Method' has numerous commercial applications, primarily centered around enhancing the quality and consistency of digital video playback:\n\n1.  **Consumer Home Entertainment:** Implementation in Blu-ray players, 4K UHD TVs, gaming consoles (e.g., PlayStation, Xbox), and streaming devices ensures that movies, TV shows, and games are displayed with optimal dynamic range (HDR or SDR) tailored to the user's specific screen. This leads to higher customer satisfaction.\n2.  **Professional Media Production & Post-Production:** Content mastering facilities can embed precise dynamic range metadata, guaranteeing that their high-quality productions are faithfully rendered on various professional and consumer displays. This is crucial for maintaining artistic intent across distribution channels.\n3.  **Digital Content Distribution:** Companies offering digital downloads or physical media can leverage this technology to provide a superior product. It simplifies the user experience by eliminating compatibility guesswork, making their content more appealing and reliable.\n4.  **Broadcast and Digital Signage:** For environments requiring consistent visual output across a fleet of diverse displays, such as broadcast studios or large-scale digital signage networks, this patent offers a robust solution for managing dynamic range and ensuring uniform presentation. This technology streamlines operations and reduces technical support needs in such complex setups.","question":"What are the commercial applications of 'Recording Medium, Playback Device, and Playback Method'?"},{"answer":"The 'Recording Medium, Playback Device, and Playback Method' lays a strong foundation for future advancements in adaptive media playback. Building on its core concept of explicit metadata on the recording medium, several developments are expected:\n\n1.  **Expanded Metadata Attributes:** Beyond dynamic range, the management information file could be expanded to include other crucial attributes like color gamut (e.g., Rec. 2020), frame rate preferences, or even specific audio mix configurations for different speaker setups. This would lead to even more comprehensive content-device communication.\n2.  **Multi-Layered Content Management:** The patent's principles could be extended to manage media with multiple content layers (e.g., a base SDR video layer and an enhancement HDR layer), allowing playback devices to dynamically select or combine layers based on display capabilities and user preferences.\n3.  **Advanced Contextual Adaptation:** Future systems might leverage this metadata in conjunction with real-time environmental data (e.g., ambient light sensors in a TV) to dynamically adjust playback parameters for optimal viewing conditions.\n4.  **Standardization and Ecosystem Integration:** The technology is likely to be integrated into broader industry standards for media packaging and playback, fostering a more unified and interoperable ecosystem for digital entertainment globally. This would ensure seamless compatibility across generations of hardware and content formats.\n\nUltimately, this innovation points towards a future where media is inherently more intelligent, self-aware, and capable of adapting seamlessly to any playback environment, delivering a truly personalized and optimized experience for every user.","question":"What are the future developments expected for 'Recording Medium, Playback Device, and Playback Method'?"}],"topics":["Recording Medium, Playback Device, and Playback Method","dynamic range management","HDR playback","SDR compatibility","video stream optimization","transition","dynamic","range"],"tech_cluster":null},"seo":{"title":"Recording Medium, Playback Device, and Playback Method - US-9852775","description":"Discover the Recording Medium, Playback Device, and Playback Method patent, optimizing video dynamic range for seamless HDR/SDR playback. Enhance your viewing experience.","keywords":["Recording Medium, Playback Device, and Playback Method","dynamic range management","HDR playback","SDR compatibility","video stream optimization","media playback patent","US-9852775","content delivery","video technology","display adaptation"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9852775","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-9852775","citation_suggestion":"Patentable. \"Recording medium, playback device, and playback method\" (US-9852775). https://patentable.app/patents/US-9852775","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9852775","json":"https://patentable.app/api/llm-context/US-9852775","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:37:33.116Z"}