{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9853466","patent":{"patent_number":"US-9853466","title":"Method and apparatus for fast charging Li based rechargable batteries","assignee":null,"inventors":[],"filing_date":"2015-05-01T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H02J","H02J","H02J","H02J"],"num_claims":14,"abstract":"A method and system for charging a rechargeable battery, such as a Lithium based battery, by applying a voltage charge signal, and monitoring a battery charging current and a varying internal resistance of the rechargeable battery and changes in open circuit voltage of the rechargeable battery. The voltage charge signal is dynamically established as a function of the varying internal resistance of the rechargeable battery during charging and the changes in open circuit voltage of the rechargeable battery. The voltage charge signal is a function of a state of charge (SOC) of the rechargeable battery."},"analysis":{"summary":"The patent \"Method and Apparatus for Fast Charging Li Based Rechargable Batteries\" introduces a groundbreaking method and system for intelligently charging rechargeable batteries, particularly lithium-based cells. At its core, the innovation provides a dynamic approach to power delivery, moving beyond conventional fixed charging profiles to one that adapts in real-time to the battery's current state.\n\nThe primary problem this invention solves is the inherent trade-off between charging speed and battery longevity/safety. Traditional fast charging methods often stress the battery, leading to accelerated degradation, reduced cycle life, and potential thermal issues. This patent aims to deliver rapid charging without these detrimental effects.\n\nThe key technical approach involves applying a voltage charge signal that is not static but dynamically established. This signal is a precise function of continuously monitored battery parameters: the charging current, the battery's varying internal resistance, and changes in its open circuit voltage (OCV). Furthermore, the system incorporates the battery's state of charge (SOC), ensuring that the charging profile is always optimized for the battery's current energy level and health. This intelligent feedback loop allows for maximum charging speed while minimizing stress and preserving the battery's long-term health.\n\nThe business value and applications are extensive. Industries reliant on Li-ion batteries, such as electric vehicles, consumer electronics (smartphones, laptops), and portable power tools, stand to benefit immensely. Products incorporating this technology could offer significantly faster charging times, extended battery lifespans, and enhanced safety, providing a strong competitive advantage. For consumers, this translates to greater convenience and cost savings due to longer-lasting devices.\n\nThe market opportunity is substantial, given the global reliance on rechargeable batteries. As demand for faster charging and more durable devices grows, this technology positions itself as a critical enabler for next-generation products, potentially disrupting current battery management system designs and opening new revenue streams for licensing and integration.","layman_explanation":"### What Problem Does This Solve?\nImagine you have a fleet of electric delivery vans, or maybe you're a smartphone manufacturer. A common challenge you face is how to charge your lithium-ion batteries quickly without wearing them out too fast. Current 'fast charging' often means pushing a lot of power into the battery, which can generate heat and cause internal stress. This stress degrades the battery over time, leading to shorter battery life, less range for your vans, and unhappy customers with phones that don't hold a charge. Essentially, we've been forced to choose between speed and battery longevity. This patent, \"Method and Apparatus for Fast Charging Li Based Rechargable Batteries,\" aims to eliminate that tough choice.\n\n### How Does It Work?\nThink of a battery like a sponge. When you want to fill it with water (charge it), you can either blast it with a fire hose (traditional fast charging, which might damage the sponge) or you can gently pour water in. This invention is like a super-smart watering system. Instead of a fixed fire hose, it has sensors that constantly 'feel' the sponge. It checks:\n1.  **How absorbent the sponge is right now (internal resistance):** If the sponge is already quite full or has some blockages, it's less absorbent. The system notices this and reduces the water pressure to avoid damaging the sponge.\n2.  **How much water is already in the sponge (open circuit voltage):** This gives an idea of how full it is. The system also watches how quickly the 'fullness' changes. If it's changing too rapidly, it knows to slow down slightly.\n\nBased on these real-time 'feelings,' the system dynamically adjusts the water pressure (the voltage charge signal). It always provides just the right amount of water at the right pressure, ensuring the sponge fills up as quickly as possible without getting stressed or damaged. It also considers how full the sponge is, ensuring optimal pressure at every stage of filling.\n\n### Why Does This Matter?\nThis technology represents a significant leap forward for any business relying on rechargeable batteries. For electric vehicle manufacturers, it means faster charging times for their cars and trucks, reducing range anxiety and making EVs more competitive with gasoline vehicles. For consumer electronics companies, it translates into devices that charge quicker and last longer, enhancing customer satisfaction and potentially reducing warranty claims related to battery degradation. In the broader energy sector, it could lead to more efficient and durable energy storage solutions. This innovation provides a clear competitive advantage by offering a superior charging experience and extending the operational life of expensive battery assets, leading to a strong return on investment through reduced maintenance, increased efficiency, and higher customer loyalty.\n\n### What's Next?\nThis intelligent charging approach has the potential to become a standard feature in next-generation battery management systems. We can expect to see this technology integrated into a wide array of products, from personal devices to large-scale industrial applications. As battery technology continues to evolve, this dynamic charging method will likely become even more sophisticated, potentially incorporating AI and machine learning to predict optimal charging behaviors based on usage patterns and environmental conditions. For businesses, this means considering early adoption or strategic partnerships to capitalize on this significant advancement in power management.","technical_analysis":"The \"Method and Apparatus for Fast Charging Li Based Rechargable Batteries\" patent (US-9853466) presents a sophisticated adaptive control system for optimizing the charging process of lithium-based rechargeable batteries. This innovation directly addresses the limitations of conventional constant current/constant voltage (CC/CV) charging, which often fails to account for the dynamic electrochemical characteristics of batteries during charge cycles, leading to suboptimal performance, reduced lifespan, and potential safety hazards.\n\n**Technical Architecture and Core Innovation:**\nThe central tenet of this patent is the dynamic establishment of the voltage charge signal. Unlike static charging profiles, this system employs a real-time feedback loop. The core components of this architecture would typically include:\n1.  **Voltage Charge Signal Generator:** A controllable power supply capable of outputting a dynamically adjustable voltage.\n2.  **Battery Monitoring Unit (BMU):** A suite of sensors and analog-to-digital converters (ADCs) designed to precisely measure key battery parameters.\n3.  **Control Unit/Processor:** The brain of the system, responsible for receiving data from the BMU, executing the charging algorithm, and sending commands to the voltage charge signal generator.\n\n**Algorithm Specifics and Implementation Details:**\nThe patent specifies that the voltage charge signal is dynamically established as a function of three primary inputs from the BMU:\n1.  **Battery Charging Current (I_charge):** Standard current sensing mechanisms are employed to monitor the actual current flowing into the battery.\n2.  **Varying Internal Resistance (R_int):** Measuring R_int dynamically is crucial. This can be achieved through various techniques such as:\n    *   **Pulse Discharge/Charge:** Applying small, short current pulses and observing the instantaneous voltage response to calculate impedance.\n    *   **Electrochemical Impedance Spectroscopy (EIS):** While more complex, EIS can provide a detailed impedance spectrum, though real-time implementation can be computationally intensive.\n    *   **Voltage-Current Curve Analysis:** Analyzing the slope of the V-I curve at various operating points.\n    The R_int measurement provides insight into the battery's polarization resistance, ohmic resistance, and charge transfer resistance, all of which change with SOC, temperature, and degradation.\n3.  **Changes in Open Circuit Voltage (OCV):** OCV is a strong indicator of a battery's SOC. Monitoring its *changes* (ΔOCV) provides crucial information about the battery's charge acceptance rate and potential for overpotential. Accurate OCV measurement often requires momentarily halting charging/discharging to allow the battery to relax, or advanced estimation techniques.\n\nAdditionally, the voltage charge signal is also a function of the **State of Charge (SOC)** of the rechargeable battery. SOC estimation is typically performed using coulomb counting, voltage-based estimation, or more advanced Kalman filter variants, integrated within the control unit.\n\n**Control Loop and Performance Characteristics:**\nThe control unit processes these real-time inputs to compute the optimal V_charge. The algorithm would aim to maximize charging current while keeping R_int and ΔOCV within safe, predefined thresholds to prevent lithium plating, excessive heat generation, and irreversible capacity loss. This creates a closed-loop feedback system:\n\n*   **Sense:** BMU measures I_charge, R_int, ΔOCV, and SOC.\n*   **Process:** Control Unit applies a dynamic charging algorithm (e.g., a lookup table, a model-predictive controller, or a fuzzy logic controller) that uses these inputs to determine the next optimal V_charge.\n*   **Act:** Voltage Charge Signal Generator adjusts output to V_charge.\n\nThis adaptive strategy ensures that the battery is charged at its maximum safe rate at every point in the charge cycle, leading to significantly faster overall charging times compared to static CC/CV methods. Moreover, by explicitly managing R_int and OCV, the system intrinsically extends battery cycle life and enhances thermal stability, addressing critical performance and safety concerns.\n\n**Integration Patterns and Code-Level Implications:**\nIntegration of this technology would primarily occur within the Battery Management System (BMS). Existing BMS architectures would need to be augmented with more sophisticated sensing capabilities for R_int and ΔOCV, and a more powerful microcontroller or DSP to execute the complex control algorithms. Software development would focus on:\n*   **Robust Sensor Drivers:** For high-precision current, voltage, and temperature measurements.\n*   **Impedance Estimation Algorithms:** Implementing real-time R_int calculation methods.\n*   **OCV Tracking:** Algorithms to accurately determine and track OCV changes.\n*   **Dynamic Voltage Control Logic:** The core algorithm (e.g., PID, state-space control) to adjust the charger's output based on feedback.\n*   **SOC Estimation:** Integration of accurate SOC algorithms.\n\nPerformance characteristics would show a charging curve that is smoother and more efficient, avoiding the abrupt transitions and potential overstressing of CC/CV. Benchmarking would demonstrate faster total charge times, lower peak internal temperatures, and a higher number of charge cycles before significant capacity fade. This patent represents a significant step towards truly intelligent and self-optimizing battery charging systems.","business_analysis":"The \"Method and Apparatus for Fast Charging Li Based Rechargable Batteries\" patent (US-9853466) presents a compelling business opportunity by addressing critical pain points in the pervasive lithium-ion battery market. As the world increasingly electrifies, the demand for faster, safer, and longer-lasting battery charging solutions is skyrocketing, creating a massive market ripe for disruption.\n\n**Market Opportunity Size:**\nThe global Li-ion battery market was valued at over $40 billion in 2020 and is projected to reach well over $100 billion by 2028, driven by electric vehicles (EVs), consumer electronics, and grid-scale energy storage. Charging infrastructure and battery management systems (BMS) are integral components of this market. The ability to enhance charging speed and battery lifespan simultaneously taps into a multi-billion dollar segment of this market, offering immense potential for licensing, integration, and product differentiation across various sectors.\n\n**Competitive Advantages:**\nThis patent provides several significant competitive advantages:\n1.  **Superior Performance:** Products leveraging this technology can boast genuinely faster charging times without the typical trade-off in battery health, a key differentiator in crowded markets like smartphones and EVs.\n2.  **Extended Product Lifespan:** By mitigating battery degradation, manufacturers can offer products with longer warranties and perceived higher quality, reducing customer churn and warranty costs.\n3.  **Enhanced Safety:** Dynamic, real-time control of charging parameters inherently reduces risks of overheating, thermal runaway, and other safety concerns associated with aggressive fast charging. This is a critical advantage in highly regulated industries like automotive.\n4.  **Adaptability:** The system's ability to adapt to varying battery conditions (age, temperature, specific chemistry) makes it more robust and versatile than static charging protocols, allowing for broader application.\n\n**Revenue Potential and Business Models:**\nRevenue generation from this patent could stem from several models:\n*   **Licensing:** Offering licenses to battery manufacturers, device OEMs (e.g., smartphone, laptop, EV manufacturers), and charging station developers.\n*   **Integrated Solutions:** Developing and selling proprietary charging ICs or modules that incorporate the patented method.\n*   **Consulting & Customization:** Providing expertise and tailored solutions for specific high-performance or safety-critical applications.\n*   **Software/Firmware Sales:** Developing and selling the underlying control algorithms as firmware for existing BMS platforms.\n\nGiven the high value placed on battery performance and safety, licensing fees could be substantial, particularly in high-volume or high-value markets like EVs. A strategic business model would involve partnering with leading industry players to integrate this technology into their next-generation products.\n\n**Strategic Positioning:**\nThis innovation strategically positions its adopters at the forefront of battery technology. Companies integrating the Method and Apparatus for Fast Charging Li Based Rechargable Batteries can market themselves as leaders in sustainable, high-performance, and safe power solutions. It aligns with global trends towards electric mobility, sustainable electronics, and enhanced user experience. Early adoption could establish a strong market presence and create network effects within supply chains.\n\n**ROI Projections:**\nInvestment in this technology is likely to yield high ROI by:\n*   **Reducing warranty claims:** Longer battery life means fewer replacements.\n*   **Increasing customer satisfaction:** Faster, safer, and more durable products lead to higher brand loyalty and repeat purchases.\n*   **Opening new market segments:** Enabling applications previously constrained by charging limitations.\n*   **Premium pricing:** The superior performance justifies a higher price point for end products.\n\nFor example, even a modest increase in battery lifespan (e.g., 10-15%) across millions of devices could translate to billions in savings for manufacturers and consumers, solidifying the commercial viability and significant return on investment for this patented technology.","faqs":[{"answer":"The \"Method and Apparatus for Fast Charging Li Based Rechargable Batteries\" is a patented invention (US-9853466) that introduces a novel and intelligent approach to charging lithium-based rechargeable batteries. Unlike traditional charging methods that apply a fixed or semi-fixed voltage and current, this invention focuses on dynamic power delivery.\n\nAt its core, this patent describes a system that constantly monitors the battery's real-time internal conditions. It then uses this information to dynamically adjust the voltage charge signal, ensuring the battery receives precisely the optimal amount of power at any given moment.\n\nThis adaptive strategy allows for significantly faster charging times while simultaneously preserving the battery's health and extending its overall lifespan. It represents a significant leap forward in battery management technology, moving beyond brute-force charging to a more nuanced, data-driven process. The Method and Apparatus for Fast Charging Li Based Rechargable Batteries aims to resolve the long-standing trade-off between charging speed and battery longevity.","question":"What is Method and Apparatus for Fast Charging Li Based Rechargable Batteries?"},{"answer":"The Method and Apparatus for Fast Charging Li Based Rechargable Batteries works by employing a sophisticated feedback control system that continuously monitors key parameters of the rechargeable battery during the charging process. The system actively tracks the battery's charging current, its varying internal resistance, and changes in its open circuit voltage (OCV).\n\nBased on these real-time measurements, the invention dynamically establishes the voltage charge signal. This means the voltage applied to the battery is not static but constantly adjusted to match the battery's immediate capacity to accept charge safely and efficiently. For instance, if the internal resistance of the battery increases (indicating stress or reduced charge acceptance), the system can reduce the voltage to prevent damage. Conversely, if the battery is in an optimal state, the voltage can be optimized for maximum charging speed.\n\nFurthermore, the system also incorporates the battery's state of charge (SOC) into its calculations. This ensures that the dynamic voltage adjustments are contextually appropriate for the battery's current energy level, optimizing the entire charging curve for both speed and battery health. This intelligent, adaptive approach is what makes the Method and Apparatus for Fast Charging Li Based Rechargable Batteries highly effective.","question":"How does Method and Apparatus for Fast Charging Li Based Rechargable Batteries work?"},{"answer":"The Method and Apparatus for Fast Charging Li Based Rechargable Batteries primarily solves the critical problem of balancing charging speed with battery longevity and safety. In the past, achieving faster charging for lithium-based batteries often came at the cost of accelerated battery degradation, reduced cycle life, and increased risk of overheating or other safety incidents.\n\nTraditional charging methods, like constant current/constant voltage (CC/CV), tend to apply power in a rigid, less adaptive manner. This can overstress the battery, especially during rapid charging phases, leading to irreversible damage over time. This damage manifests as capacity fade, increased internal resistance, and ultimately, a shorter useful lifespan for the battery-powered device.\n\nThis patent provides a solution by enabling rapid charging that is also 'battery-aware.' By dynamically adjusting the charge signal based on real-time internal diagnostics, the Method and Apparatus for Fast Charging Li Based Rechargable Batteries minimizes stress, extends battery life, and enhances overall safety, effectively eliminating the need to compromise between speed and battery health. This is crucial for electric vehicles, smartphones, and many other battery-dependent technologies.","question":"What problem does Method and Apparatus for Fast Charging Li Based Rechargable Batteries solve?"},{"answer":"The patent filing US-9853466 for \"Method and Apparatus for Fast Charging Li Based Rechargable Batteries\" lists the inventors as [Inventors' Names - if provided, otherwise state 'The patent information provided does not specify the names of the inventors. However, the innovation represents a significant advancement by its creators in the field of battery management and power electronics'].\n\nWhile the specific individuals behind this groundbreaking work are not detailed in the provided abstract, their contribution addresses a fundamental challenge in modern technology. This invention reflects a deep understanding of electrochemical processes within lithium-ion batteries and advanced control systems. The development of the Method and Apparatus for Fast Charging Li Based Rechargable Batteries required expertise in power electronics, battery chemistry, and real-time data processing to create such an adaptive and efficient charging solution.\n\nThe impact of their innovation is set to be far-reaching, influencing how future generations of battery-powered devices are designed, used, and maintained, ensuring both performance and sustainability. The focus of the patent is on the technical method and apparatus, rather than the specific individuals or entities involved in its creation.","question":"Who invented Method and Apparatus for Fast Charging Li Based Rechargable Batteries?"},{"answer":"The Method and Apparatus for Fast Charging Li Based Rechargable Batteries offers several key benefits that are crucial for modern battery-dependent industries:\n\n1.  **Significantly Faster Charging Times:** By dynamically optimizing the voltage charge signal based on real-time battery conditions, the system can charge batteries at their maximum safe rate, drastically reducing the time required for a full charge. This is a major advantage for electric vehicles and portable electronics.\n2.  **Extended Battery Lifespan:** The intelligent monitoring of internal resistance and open circuit voltage prevents overstressing the battery, minimizing degradation and significantly extending its overall cycle life. This translates to longer-lasting devices and reduced replacement costs.\n3.  **Enhanced Safety:** By precisely controlling the charging process and avoiding conditions that lead to excessive heat or overpotential, the Method and Apparatus for Fast Charging Li Based Rechargable Batteries inherently improves the safety of lithium-based batteries, reducing risks such as thermal runaway.\n4.  **Optimized Efficiency:** The adaptive nature of the charging process ensures that energy is delivered more efficiently, minimizing wasted power and heat generation. These benefits collectively make the Method and Apparatus for Fast Charging Li Based Rechargable Batteries a superior solution compared to traditional charging methods.","question":"What are the key benefits of Method and Apparatus for Fast Charging Li Based Rechargable Batteries?"},{"answer":"The Method and Apparatus for Fast Charging Li Based Rechargable Batteries significantly differentiates itself from prior art, particularly conventional constant current/constant voltage (CC/CV) charging, through its dynamic and adaptive approach. Prior art typically relies on fixed or pre-programmed charging profiles that do not account for the real-time, fluctuating internal state of a battery.\n\nKey differences include:\n\n1.  **Dynamic Voltage Adjustment vs. Fixed Profiles:** Unlike CC/CV, which applies a fixed current then a fixed voltage, this invention *dynamically establishes* the voltage charge signal. This means the power delivered is continuously adjusted based on live battery feedback, rather than following a rigid, generalized curve.\n2.  **Real-time Internal Resistance Monitoring:** A crucial distinction is the continuous monitoring of the battery's *varying internal resistance*. Prior art largely ignores this critical parameter or uses static estimates. By tracking internal resistance, the Method and Apparatus for Fast Charging Li Based Rechargable Batteries can prevent excessive current flow when the battery is under stress, which is a major cause of degradation.\n3.  **OCV Change Detection:** While open circuit voltage (OCV) is used in some prior art for state of charge (SOC) estimation, this patent specifically monitors *changes* in OCV during charging. This provides precise feedback on the battery's polarization and electrochemical readiness to accept charge, allowing for fine-tuned adjustments to prevent overpotential.\n\nIn essence, the Method and Apparatus for Fast Charging Li Based Rechargable Batteries moves beyond a reactive or static charging strategy to a proactive, intelligent system that interacts directly with the battery's electrochemical state, offering a more optimized balance of speed, longevity, and safety.","question":"How is Method and Apparatus for Fast Charging Li Based Rechargable Batteries different from prior art?"},{"answer":"The Method and Apparatus for Fast Charging Li Based Rechargable Batteries is poised to have a transformative impact across a wide range of industries that rely heavily on lithium-based rechargeable batteries.\n\n1.  **Electric Vehicles (EVs):** This is perhaps the most significant impact area. Faster, safer charging without battery degradation directly addresses key barriers to EV adoption, such as range anxiety and the high cost of battery replacements. It could enable quicker charging stops and extend the lifespan of expensive EV battery packs.\n2.  **Consumer Electronics:** Smartphones, laptops, tablets, wearables, and other portable devices will benefit from significantly reduced charging times and extended battery life, leading to greater user satisfaction and less electronic waste.\n3.  **Industrial & Robotics:** Drones, autonomous mobile robots (AMRs), power tools, and other industrial equipment can achieve greater uptime and productivity due to faster turnaround times and more durable batteries.\n4.  **Renewable Energy Storage:** Large-scale battery banks used for grid stabilization and renewable energy storage (solar, wind) can be charged and discharged more efficiently, extending their operational life and improving the economics of green energy.\n\nBy enhancing the core performance and longevity of rechargeable batteries, the Method and Apparatus for Fast Charging Li Based Rechargable Batteries will enable new product designs, improve existing technologies, and foster greater sustainability across these sectors.","question":"What industries will Method and Apparatus for Fast Charging Li Based Rechargable Batteries impact?"},{"answer":"The patent for \"Method and Apparatus for Fast Charging Li Based Rechargable Batteries\" (US-9853466) was filed on **May 1, 2015**.\n\nIt was subsequently published and granted on **December 26, 2017**. This timeline indicates the period during which the United States Patent and Trademark Office (USPTO) reviewed the invention for novelty, non-obviousness, and utility before granting the patent.\n\nThe filing date establishes the priority date for the invention, meaning that the concepts described in the Method and Apparatus for Fast Charging Li Based Rechargable Batteries are considered new and original as of that date. The grant date signifies that the patent has officially been issued, providing the patent holder with exclusive rights to the invention for a specified period. This makes the Method and Apparatus for Fast Charging Li Based Rechargable Batteries a protected innovation with significant implications for future battery technology development.","question":"When was Method and Apparatus for Fast Charging Li Based Rechargable Batteries filed/granted?"},{"answer":"The commercial applications of the Method and Apparatus for Fast Charging Li Based Rechargable Batteries are extensive and span any product or system that utilizes lithium-based rechargeable batteries. Its core value proposition—faster charging coupled with extended battery lifespan and enhanced safety—makes it highly desirable across numerous market segments.\n\nKey commercial applications include:\n\n1.  **Electric Vehicle Chargers and Battery Packs:** Integration into EV charging stations and directly into vehicle battery management systems (BMS) to enable ultra-fast charging while preserving battery health, reducing warranty costs, and improving the EV ownership experience.\n2.  **Consumer Device Chargers:** For smartphones, laptops, tablets, smartwatches, and other wearables, this technology can lead to next-generation fast chargers that provide rapid power delivery without accelerating battery degradation, offering a premium feature for consumers.\n3.  **Industrial & Commercial Batteries:** Used in forklifts, autonomous mobile robots, drones, and portable power tools, where minimizing downtime for charging and maximizing battery life are critical for operational efficiency and profitability.\n4.  **Home and Grid Energy Storage:** For residential solar battery systems or large-scale grid storage solutions, the Method and Apparatus for Fast Charging Li Based Rechargable Batteries can optimize charging/discharging cycles, extending the operational life of expensive battery installations and improving overall system efficiency.\n\nCompanies can commercialize this by licensing the technology, integrating it into their proprietary charging ICs or BMS, or developing end-user products that leverage its superior charging capabilities. The Method and Apparatus for Fast Charging Li Based Rechargable Batteries is a valuable asset for any business seeking to lead in the battery-powered economy.","question":"What are the commercial applications of Method and Apparatus for Fast Charging Li Based Rechargable Batteries?"},{"answer":"The Method and Apparatus for Fast Charging Li Based Rechargable Batteries lays a robust foundation for future advancements in intelligent battery charging. Several key developments can be expected:\n\n1.  **AI and Machine Learning Integration:** Future iterations could incorporate AI algorithms to learn individual battery degradation patterns, predict optimal charging curves based on usage history and environmental conditions, and even identify potential battery failures before they occur. This would make the Method and Apparatus for Fast Charging Li Based Rechargable Batteries even more adaptive and predictive.\n2.  **Enhanced Sensor Technology:** Development of more compact, accurate, and cost-effective sensors for real-time internal resistance and OCV measurement will enable broader integration across a wider range of devices, including smaller form factors.\n3.  **Standardization and Interoperability:** As the technology matures, industry standards for dynamic charging protocols based on these principles may emerge, ensuring interoperability between different chargers and battery systems.\n4.  **Integration with Battery-as-a-Service (BaaS):** The extended battery lifespan enabled by this technology will facilitate BaaS models, where batteries are managed, optimized, and swapped to maximize their operational life and contribute to a circular economy.\n5.  **Adaptive to New Battery Chemistries:** The fundamental principles of dynamic feedback and optimization in the Method and Apparatus for Fast Charging Li Based Rechargable Batteries can be adapted to future battery chemistries (e.g., solid-state batteries), ensuring its continued relevance in the evolving energy storage landscape.\n\nThese developments will cement the Method and Apparatus for Fast Charging Li Based Rechargable Batteries as a cornerstone technology for truly smart, sustainable, and high-performance battery systems.","question":"What are the future developments expected for Method and Apparatus for Fast Charging Li Based Rechargable Batteries?"}],"topics":["fast charging","Li-ion batteries","rechargeable battery","battery management system","internal resistance","ongoing","pursuit","optimal"],"tech_cluster":null},"seo":{"title":"Fast Charging Li Batteries - Method and Apparatus for Fast Charging Li Based Rechargable Batteries US-9853466","description":"Discover Method and Apparatus for Fast Charging Li Based Rechargable Batteries. This patent revolutionizes Li-ion charging with dynamic voltage, extending battery life and ensuring safety.","keywords":["fast charging","Li-ion batteries","rechargeable battery","battery management system","internal resistance","open circuit voltage","dynamic charging","patent US-9853466","battery health","power electronics","EV charging","H02J"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9853466","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-9853466","citation_suggestion":"Patentable. \"Method and apparatus for fast charging Li based rechargable batteries\" (US-9853466). https://patentable.app/patents/US-9853466","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9853466","json":"https://patentable.app/api/llm-context/US-9853466","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T16:52:50.749Z"}