{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9852855","patent":{"patent_number":"US-9852855","title":"Pressure sensitive key normalization","assignee":null,"inventors":[],"filing_date":"2015-07-08T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["G06F","G05B","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F","H04M","H04M","H04M","H04M"],"num_claims":19,"abstract":"Pressure sensitive key techniques are described. In one or more implementations, a device includes at least one pressure sensitive key having a flexible contact layer spaced apart from a sensor substrate by a spacer layer, the flexible contact layer configured to flex responsive to pressure to contact the sensor substrate to initiate an input, for a computing device, associated with the pressure sensitive key. At least one of the flexible contact layer or the sensor substrate are configured to at least partially normalize an output resulting from pressure applied at a first location of the flexible contact layer with an output resulting from pressure applied at a second location of the flexible contact layer that has lesser flexibility than the first location."},"analysis":{"summary":"The Pressure Sensitive Key Normalization patent (US-9852855) introduces a groundbreaking method to ensure consistent and reliable input from pressure-sensitive keys, regardless of the exact point of pressure application. At its core, this innovation addresses the long-standing problem of spatial variability in flexible input surfaces, where differing local flexibility can lead to inconsistent output signals.\n\nThe patent describes a device featuring at least one pressure-sensitive key composed of a flexible contact layer, a sensor substrate, and a spacer layer. The key technical approach involves engineering either the flexible contact layer, the sensor substrate, or both, to inherently normalize the output. This means that the physical design itself compensates for variations in flexibility across the key's surface, ensuring that a press on a less flexible area yields an output comparable to a press on a more flexible area, given the same applied force.\n\nThis hardware-centric normalization bypasses the limitations of purely software-based calibration, offering faster response times, reduced computational overhead, and a more robust user experience. The business value of this technology is immense, as it enables the development of highly reliable and intuitive pressure-sensitive interfaces for a wide range of applications.\n\nKey applications include consumer electronics (e.g., consistent smartphone keyboards, gaming controllers), automotive interfaces requiring precise input, medical devices demanding high reliability, and advanced haptic feedback systems. The market opportunity lies in enhancing user satisfaction, enabling novel device form factors (like flexible displays), and providing a significant competitive advantage for manufacturers who integrate this consistent input technology. This innovation is set to redefine user interaction across various industries by delivering predictable and uniform pressure sensing.","layman_explanation":"### What Problem Does This Solve?\n\nImagine you're trying to use a new, super-modern tablet with a flexible screen, or perhaps a gaming controller with pressure-sensitive buttons. You push a button, but sometimes it feels like it doesn't quite register your input correctly, or it gives a different result depending on *exactly* where you pushed it. This is a common frustration with many pressure-sensitive devices, especially those that are flexible or have large touch areas. The problem is that the underlying sensors often don't react uniformly across their entire surface. A press on a stiff edge might require more force to register than a press in the softer middle, leading to inconsistent user experience and making precise control difficult. Existing solutions often rely on complex software to 'guess' what you meant, which can introduce delays or simply not be accurate enough.\n\n### How Does It Work?\n\nThe **Pressure Sensitive Key Normalization** patent introduces a clever, hardware-based solution to this inconsistency. Think of a pressure-sensitive key as a sandwich: there's a top flexible layer you press, a middle 'spacer' layer, and a bottom sensor layer that detects the pressure. This innovation focuses on making one or both of these layers 'smarter' at a fundamental, physical level. Instead of just being a plain, uniform material, these layers are engineered to inherently compensate for variations. For example, parts of the flexible layer that would naturally be stiffer might be designed with subtle internal structures or different material properties to make them respond *as if* they were as flexible as the softer parts. Conversely, the sensor layer might be designed to interpret incoming pressure more uniformly. The goal is that no matter where you push on the key, the force that actually reaches the sensor, or the signal the sensor generates, is 'normalized' – meaning it's consistent and predictable. It's like having a perfectly calibrated scale that always gives you the right weight, no matter where you place the item on it.\n\n### Why Does This Matter?\n\nThis innovation matters because it dramatically improves the reliability and user experience of any device using pressure-sensitive input. For consumers, this means more intuitive smartphones, tablets, and gaming devices where every touch or press feels consistent and accurate. For businesses, it opens up new design possibilities for flexible electronics, wearables, and advanced human-machine interfaces in demanding sectors like automotive or medical technology. Imagine car dashboards where touch controls always respond precisely, or medical equipment where a doctor's nuanced touch is consistently registered. This consistency reduces user frustration, enhances product quality, and can lead to increased customer satisfaction and brand loyalty. It also simplifies product development by reducing the need for complex software workarounds, saving time and money.\n\n### What's Next?\n\nThe **Pressure Sensitive Key Normalization** patent lays the groundwork for a new generation of input devices. We can expect to see this technology integrated into a wide array of products, from foldable smartphones and advanced haptic feedback systems to industrial control panels and smart home devices. As manufacturing techniques for flexible electronics advance, the implementation of such hardware-based normalization will become more cost-effective and widespread. This innovation promises to make our interactions with technology more seamless, intuitive, and reliable, driving further adoption of sophisticated touch and pressure-sensitive interfaces across all industries. Companies investing in this area will be at the forefront of creating truly 'smart' and responsive physical interfaces.","technical_analysis":"The Pressure Sensitive Key Normalization patent (US-9852855) addresses a fundamental challenge in pressure-sensitive input systems: the spatial variability of output signals. This variability arises when the same applied force yields different sensor readings depending on the precise location of contact on a flexible input surface, often due to non-uniform material flexibility or structural characteristics. The invention proposes a hardware-centric solution to 'normalize' these outputs, ensuring consistent user input.\n\n**Technical Architecture and Components:**\nAt its core, the system comprises a multi-layered structure:\n1.  **Flexible Contact Layer:** This is the outermost layer, designed to deform or flex responsive to user pressure. It initiates the input by making contact with the underlying sensor.\n2.  **Spacer Layer:** Positioned between the flexible contact layer and the sensor substrate, this layer maintains a precise separation in the quiescent state and allows for controlled contact upon pressure.\n3.  **Sensor Substrate:** This layer contains the actual sensing elements (e.g., resistive, capacitive, piezoelectric) that detect contact or force and generate an electrical signal.\n\n**Implementation Details and Algorithm Specifics (Implicit):**\nInstead of relying solely on post-processing algorithms to correct for variability, the innovation embeds normalization into the physical design. The patent specifies that *at least one of the flexible contact layer or the sensor substrate* is configured to achieve this normalization. This implies several potential design strategies:\n\n*   **Material Engineering:** The flexible contact layer can be fabricated with spatially varying material properties (e.g., localized changes in stiffness, elasticity, or thickness). Areas that inherently exhibit greater flexibility might be made slightly stiffer, or vice-versa, to ensure a uniform force-to-deflection relationship across the entire key surface. This could involve selective material deposition, micro-structuring, or composite layering.\n*   **Structural Geometry:** The physical geometry of the flexible contact layer or the sensor substrate can be designed to distribute pressure more evenly. For example, internal ribs, channels, or patterned structures within the flexible layer could guide force transmission to the sensor in a normalized manner. Similarly, the sensor substrate might have varying densities of sensing elements or specific topologies that compensate for non-uniform contact.\n*   **Mechanical Compensation:** The interaction between the flexible layer and the sensor could involve mechanical elements that average out localized pressure peaks, ensuring a more consistent force profile is presented to the actual sensing elements. This acts as a passive, analog normalization stage.\n\nWhile the patent doesn't explicitly detail a digital algorithm for normalization, the hardware design effectively performs an analog normalization prior to signal digitization. The 'output resulting from pressure applied at a first location... with an output resulting from pressure applied at a second location that has lesser flexibility' implies that the physical design modifies the force transmission or sensor response such that the raw output is already partially or fully normalized.\n\n**Integration Patterns and Performance Characteristics:**\nThis technology can be integrated into various input devices, including keyboards, touchpads, touchscreens, and control panels. By offloading the normalization task from software to hardware, several performance benefits are realized:\n\n*   **Reduced Latency:** Less post-processing means faster response times, critical for real-time applications like gaming or precision control.\n*   **Lower Computational Load:** Simplifies the software stack, potentially reducing power consumption and extending battery life.\n*   **Enhanced Robustness:** Hardware-level normalization is inherently more resilient to environmental factors and manufacturing variances compared to purely software-based calibration.\n*   **Improved User Experience:** Consistent input leads to greater user satisfaction and predictability.\n\n**Code-Level Implications:**\nFor developers, the Pressure Sensitive Key Normalization patent simplifies the input handling logic. Instead of needing complex calibration curves or machine learning models to interpret spatially varied pressure data, the raw sensor data is already largely normalized. This allows for more straightforward implementation of pressure-based features, such as variable-speed scrolling, force-sensitive drawing, or nuanced haptic feedback, directly based on the normalized input values. This effectively elevates the 'quality' of the raw input signal, making it easier to build reliable and responsive applications upon it.","business_analysis":"The Pressure Sensitive Key Normalization patent (US-9852855) represents a significant advancement with profound business implications, particularly in markets reliant on intuitive and reliable human-computer interaction. By fundamentally solving the problem of inconsistent pressure-sensitive input, this innovation unlocks substantial market opportunities and competitive advantages.\n\n**Market Opportunity Size:**\nThe global market for human-machine interface (HMI) devices, including touchscreens, keyboards, and other input systems, is vast and continuously expanding, projected to be worth hundreds of billions of dollars. Within this, pressure-sensitive input is a growing segment, crucial for devices requiring nuanced control and enhanced user experience. The 'inconsistent input' problem has historically constrained its full potential. By offering a robust, hardware-based solution, this patent expands the addressable market for sophisticated pressure-sensitive applications across consumer electronics, automotive, medical, industrial, and gaming sectors.\n\n**Competitive Advantages:**\nCompanies that adopt the principles of Pressure Sensitive Key Normalization can gain a significant competitive edge:\n1.  **Superior User Experience (UX):** Consistent and predictable input directly translates to higher user satisfaction and brand loyalty, a critical differentiator in crowded markets.\n2.  **Reduced Development Costs & Time-to-Market:** By embedding normalization in hardware, the need for complex software calibration is minimized, simplifying product development and accelerating market entry.\n3.  **Enabling Novel Form Factors:** The technology makes reliable pressure sensing feasible on flexible, curved, and irregular surfaces, allowing for innovative product designs (e.g., foldable phones, smart wearables, ergonomic controllers) that were previously challenging to implement effectively.\n4.  **Enhanced Reliability and Durability:** Hardware-based solutions are often more robust and less prone to software glitches or drift over time, leading to more reliable products and potentially lower warranty claims.\n\n**Revenue Potential and Business Models:**\nRevenue potential can be realized through several avenues:\n*   **Licensing:** The patent holder can license the technology to manufacturers of input devices, consumer electronics, and automotive components.\n*   **Component Sales:** Developing and selling normalized pressure-sensitive key modules or sensor substrates directly to OEMs.\n*   **Product Differentiation:** Companies integrating this technology into their end-products can command premium pricing due to superior performance and user experience.\n*   **Enabling New Product Categories:** The innovation could spawn entirely new product categories that leverage consistent pressure input on flexible surfaces, creating new revenue streams.\n\n**Strategic Positioning:**\nThis patent allows companies to strategically position themselves as leaders in advanced HMI and haptic technology. By offering a foundational solution to a long-standing problem, they can become key suppliers or innovators in markets moving towards more natural and intuitive device interaction. This approach aligns with industry trends emphasizing seamless integration, personalized experiences, and the proliferation of IoT and smart devices requiring reliable input.\n\n**ROI Projections:**\nInvestment in developing or licensing this technology promises a strong return on investment (ROI). The enhanced UX leads to increased sales and market share. Reduced software complexity and calibration efforts translate into lower R&D and manufacturing costs. The ability to create differentiated, high-value products allows for higher profit margins. For instance, a 1% improvement in customer satisfaction due to superior input consistency could translate to millions in additional revenue for a major smartphone manufacturer. Furthermore, the patent itself provides a strong intellectual property asset, protecting market position and generating licensing income.","faqs":[{"answer":"Pressure Sensitive Key Normalization is a patented technology (US-9852855) that fundamentally improves the consistency and reliability of pressure-sensitive input devices. At its core, this innovation addresses the common problem where a pressure-sensitive key or surface might respond differently depending on *where* on the key the pressure is applied, even if the force is the same. This inconsistency often arises from variations in material flexibility or structural characteristics across the key's surface.\n\nThe patent describes a system where the physical components of the pressure-sensitive key—specifically, the flexible contact layer or the sensor substrate—are engineered to inherently compensate for these spatial variations. Instead of relying solely on complex software algorithms to 'correct' inconsistent signals after they've been generated, this invention builds consistency directly into the hardware.\n\nBy normalizing the input at the physical level, the Pressure Sensitive Key Normalization technology ensures that the output signal is consistent and predictable, regardless of the exact point of pressure application. This leads to a more reliable and intuitive user experience across a wide range of devices.\n\nKeywords: pressure sensitive keys, input normalization, patent US-9852855, hardware innovation, consistent input.","question":"What is Pressure Sensitive Key Normalization?"},{"answer":"The core mechanism of Pressure Sensitive Key Normalization involves intelligent design of the physical components of a pressure-sensitive key. A typical pressure-sensitive key consists of a flexible contact layer (what a user touches), a spacer layer, and a sensor substrate underneath. The patent specifies that either the flexible contact layer, the sensor substrate, or both, are configured to 'at least partially normalize' the output.\n\nThis normalization is achieved through various engineering strategies. For instance, the flexible contact layer might be designed with varying thicknesses or internal micro-structures that strategically modify its flexibility across the surface. Areas that would naturally be stiffer are made more compliant, and vice-versa, ensuring that a consistent amount of force reaches the sensor, regardless of the point of initial contact.\n\nSimilarly, the sensor substrate itself can be engineered with varying sensitivities or integrated force distribution elements to interpret incoming pressure uniformly. This hardware-level compensation means that the raw signal generated by the sensor is already largely consistent, reducing the need for extensive software-based calibration. The result is a more direct, accurate, and predictable input signal from the very moment of interaction.\n\nKeywords: how it works, pressure sensing mechanism, flexible contact layer, sensor substrate, hardware compensation, input consistency.","question":"How does Pressure Sensitive Key Normalization work?"},{"answer":"Pressure Sensitive Key Normalization solves the critical problem of inconsistent input from pressure-sensitive keys and surfaces. In many existing pressure-sensitive devices, the output signal can vary significantly depending on *where* a user applies pressure on the key, even if the amount of force is identical. This is often due to non-uniform flexibility or structural characteristics of the input surface.\n\nThis inconsistency leads to a frustrating and unpredictable user experience. For example, in gaming, a player might get a different acceleration response from a pressure-sensitive trigger depending on whether they press the center or the edge. In digital art, a pen stroke might vary in thickness even with consistent pressure, simply because the artist moved their hand to a different part of the screen.\n\nThe patent addresses this 'spatial variability' at its root by building normalization directly into the hardware. By ensuring that the physical structure of the key itself compensates for these variations, it eliminates the need for complex, often imperfect, and latency-inducing software workarounds. This innovation provides a reliable and uniform input, making devices more intuitive and responsive.\n\nKeywords: problem solved, input inconsistency, spatial variability, user frustration, flexible interface challenges, reliable input.","question":"What problem does Pressure Sensitive Key Normalization solve?"},{"answer":"The patent for Pressure Sensitive Key Normalization (US-9852855) lists specific inventors, though their names are not provided in the prompt. The assignee field is also empty in the provided data, meaning it's not immediately clear which company or organization currently holds the rights to this patent if it was assigned after filing.\n\nTypically, the inventors are the individuals who conceived the inventive concept, while the assignee is the entity (often a corporation or university) to whom the inventors have assigned their rights. The absence of an assignee in the provided data could mean it was filed by the inventors directly or that the assignee information was not included in the prompt. For official details regarding inventors and assignee, one would typically refer to the full patent document available from patent offices like the USPTO.\n\nUnderstanding the inventors and assignee is crucial for tracing the development and commercialization path of such a technology. It often provides insight into the strategic direction and potential applications of the innovation within a specific company's portfolio.\n\nKeywords: inventors, assignee, patent ownership, patent filing, US-9852855 details.","question":"Who invented Pressure Sensitive Key Normalization?"},{"answer":"The Pressure Sensitive Key Normalization patent offers several significant benefits that enhance both user experience and device performance.\n\nFirstly, and most importantly, it provides **unparalleled input consistency**. Users can expect the same response from a pressure-sensitive key regardless of where or how they press it, leading to a highly predictable and intuitive interaction. This eliminates the frustration caused by 'hot spots' or 'dead zones' on flexible surfaces.\n\nSecondly, the technology leads to **reduced latency and improved responsiveness**. By embedding normalization directly into the hardware, the need for complex software processing is minimized. This means faster reaction times for applications like gaming or real-time control, where every millisecond counts.\n\nThirdly, it enables **new design possibilities for flexible and unconventional interfaces**. With consistent pressure sensing, manufacturers can confidently integrate this technology into foldable screens, curved surfaces, and other innovative form factors, expanding the horizons of device design. It also contributes to **enhanced reliability and robustness**, as hardware-based solutions are often more stable and less prone to calibration drift than purely software methods. Overall, this innovation delivers a superior user experience, streamlines product development, and opens doors for future technological advancements.\n\nKeywords: key benefits, user experience, reduced latency, flexible device design, reliability, responsiveness, product innovation.","question":"What are the key benefits of Pressure Sensitive Key Normalization?"},{"answer":"Pressure Sensitive Key Normalization significantly differentiates itself from prior art by tackling the problem of input inconsistency at a fundamental, hardware level, rather than through software-centric approaches.\n\nPrior art solutions primarily relied on software calibration and mapping. This involved using algorithms, lookup tables, or machine learning models to interpret raw, often inconsistent, sensor data and then attempt to normalize it digitally. While these methods offered some degree of correction, they inherently introduced latency, required significant computational resources, and were susceptible to calibration drift over time or with environmental changes. They were essentially mitigating the symptoms of hardware inconsistency.\n\nIn contrast, the Pressure Sensitive Key Normalization patent designs the physical components of the key—the flexible contact layer or the sensor substrate—to *inherently* normalize the pressure input. This means the physical structure itself is engineered to ensure a consistent signal is generated from the outset, regardless of the precise point of pressure. This 'analog pre-processing' eliminates much of the need for complex post-sensing software correction.\n\nThis hardware-first approach results in superior consistency, lower latency, reduced computational overhead, and greater robustness compared to previous software-dependent methods. It represents a paradigm shift from 'correcting' inconsistent input to 'preventing' it at the source.\n\nKeywords: prior art, differentiation, hardware vs software, calibration, input consistency, technical advantage, patent comparison.","question":"How is Pressure Sensitive Key Normalization different from prior art?"},{"answer":"Pressure Sensitive Key Normalization has the potential to impact a wide array of industries that rely on intuitive and reliable human-machine interaction.\n\n**Consumer Electronics** will see a significant uplift, particularly in smartphones, tablets, and smartwatches, where consistent touch and pressure input on flexible or curved screens is crucial for user satisfaction. Gaming is another key area, with controllers benefiting from perfectly consistent pressure-sensitive triggers and buttons for enhanced gameplay accuracy.\n\n**Automotive** is poised for transformation, as future vehicle interiors move towards more integrated, seamless, and pressure-sensitive control surfaces. Consistent input is vital for safety and intuitive driver interaction. **Medical Devices** will also greatly benefit, where precision and reliability of input are paramount for diagnostic tools, surgical equipment, and patient monitoring systems.\n\nFurthermore, **Industrial Control Systems** can leverage this technology for more robust and predictable interfaces in demanding environments. Even emerging fields like **Augmented Reality (AR) and Virtual Reality (VR)**, which demand highly immersive and responsive interactions, will find this innovation foundational for their input devices. The broad applicability of consistent pressure sensing means almost any industry using touch or pressure interfaces stands to gain.\n\nKeywords: industry impact, consumer electronics, automotive, medical devices, gaming, industrial control, flexible displays, HMI.","question":"What industries will Pressure Sensitive Key Normalization impact?"},{"answer":"The patent for Pressure Sensitive Key Normalization, identified as US-9852855, has a specific timeline regarding its filing and publication.\n\nThe **filing date** for this patent was **2015-07-08**. This is the date when the patent application was officially submitted to the patent office (in this case, the United States Patent and Trademark Office, or USPTO).\n\nThe **publication date** for the granted patent was **2017-12-26**. This is the date when the patent was officially issued and made publicly available by the USPTO. While the prompt does not specify a 'granted' date explicitly, for US patents, the publication date of the granted patent is the date it became effective and enforceable.\n\nThese dates are important for understanding the intellectual property lifecycle of the innovation. The filing date establishes priority, while the publication date marks when the invention's details became public and its protection officially began. This information is crucial for patent searches, competitive analysis, and determining the patent's term.\n\nKeywords: filing date, publication date, patent timeline, US-9852855, patent lifecycle, intellectual property.","question":"When was Pressure Sensitive Key Normalization filed/granted?"},{"answer":"The commercial applications of Pressure Sensitive Key Normalization are extensive, spanning numerous sectors where consistent and reliable input is critical for product performance and user satisfaction.\n\nIn **Consumer Electronics**, this technology can be integrated into smartphones, tablets, and laptops to create keyboards and trackpads with perfectly uniform pressure response, enhancing typing accuracy and navigation. It's ideal for foldable and flexible devices, enabling consistent touch input across their entire pliable surfaces. High-performance **Gaming Controllers** would also benefit, offering players precise and predictable control over in-game actions.\n\nFor the **Automotive Industry**, Pressure Sensitive Key Normalization can be applied to in-car infotainment systems and control panels, ensuring consistent and safe interaction with critical vehicle functions. In **Medical Technology**, it enables more accurate and reliable pressure-sensitive diagnostic tools or surgical interfaces, where precision is paramount. **Industrial Control Panels** can also adopt this for robust and predictable input in harsh environments.\n\nBeyond these, the innovation supports the development of advanced **Haptic Feedback Systems**, allowing for more nuanced and accurate tactile responses. It can also be foundational for **Wearable Technology**, enabling consistent interaction on small, often curved input surfaces. Essentially, any product requiring a consistent, predictable touch or pressure input stands to gain a significant commercial advantage from this technology.\n\nKeywords: commercial applications, consumer electronics, automotive applications, medical technology, gaming, haptic feedback, wearable tech, product development.","question":"What are the commercial applications of Pressure Sensitive Key Normalization?"},{"answer":"The future developments for Pressure Sensitive Key Normalization are poised to further enhance human-computer interaction and enable new device categories.\n\nOne key area of development is likely to be **integration with advanced materials science**. As new flexible, stretchable, and even self-healing materials emerge, the principles of Pressure Sensitive Key Normalization can be adapted to these materials, leading to highly robust and durable input surfaces. This could include smart fabrics or truly conformal interfaces that seamlessly blend into our environment.\n\nAnother direction is **dynamic and adaptive normalization**. While the current patent focuses on static, built-in normalization, future iterations might involve systems that can dynamically adjust their normalization properties in real-time based on user input patterns, environmental conditions, or even the device's changing form factor (e.g., a screen folding). This could involve active materials or micro-electromechanical systems (MEMS).\n\nWe can also anticipate **broader adoption in multi-modal interfaces**. Pressure Sensitive Key Normalization will serve as a foundational layer, combining with other input modalities like gesture recognition, proximity sensing, and advanced haptics to create even richer, more intuitive user experiences. This could lead to truly immersive interfaces in augmented and virtual reality. Ultimately, the consistent input enabled by this technology will drive the creation of more intelligent, responsive, and seamlessly integrated devices, pushing the boundaries of what's possible in human-machine interaction.\n\nKeywords: future developments, advanced materials, dynamic normalization, adaptive interfaces, multi-modal interaction, AR/VR, smart surfaces, HMI evolution.","question":"What are the future developments expected for Pressure Sensitive Key Normalization?"}],"topics":["pressure sensitive keys","input normalization","flexible electronics","haptic feedback","user interface","pursuit","flawless","human"],"tech_cluster":null},"seo":{"title":"Pressure Sensitive Key Normalization - Patent US-9852855","description":"Discover the Pressure Sensitive Key Normalization patent (US-9852855) for consistent input on flexible surfaces. Explore technical details, business impact, and applications for enhanced UX.","keywords":["pressure sensitive keys","input normalization","flexible electronics","haptic feedback","user interface","sensor technology","patent US-9852855","consistent touch","human-computer interaction","device input","tech innovation","UX improvement"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9852855","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-9852855","citation_suggestion":"Patentable. \"Pressure sensitive key normalization\" (US-9852855). https://patentable.app/patents/US-9852855","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9852855","json":"https://patentable.app/api/llm-context/US-9852855","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T08:18:54.370Z"}