{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9853486","patent":{"patent_number":"US-9853486","title":"Resonant wireless power receiver circuit and control method thereof","assignee":null,"inventors":[],"filing_date":"2016-02-10T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H02J","H02J"],"num_claims":30,"abstract":"A resonant wireless power receiver circuit includes an adjustable impedance matching circuit and a receiver circuit, the impedance matching circuit and the receiver circuit in combination receive a wireless power and generate a resonant output. A rectifier is coupled to the combination of the adjustable impedance matching circuit and the receiver circuit to rectify the resonant output to generate a rectified output. The impedance of the adjustable impedance matching circuit is controlled by a feedback control circuit such that the load impedance of rectified output is regulated at a pre-determined impedance value, or the voltage of the rectified output is regulated at a pre-determined voltage value."},"analysis":{"summary":"The patent, \"Resonant Wireless Power Receiver Circuit and Control Method Thereof,\" introduces a sophisticated solution for enhancing the efficiency and stability of wireless power reception. At its core, the innovation integrates an adjustable impedance matching circuit with a receiver circuit to efficiently capture wireless power and generate a resonant output.\n\nThe primary problem this patent addresses is the inherent inefficiency and instability in traditional wireless charging systems, particularly when faced with varying load conditions or imperfect alignment. These factors often lead to suboptimal power transfer, excessive heat generation, and an unreliable user experience. Existing solutions frequently lack the dynamic adaptability required for consistent performance in real-world scenarios.\n\nThe key technical approach involves rectifying the resonant output and then employing a feedback control circuit. This intelligent circuit continuously monitors the rectified output, making real-time adjustments to the impedance of the adjustable impedance matching circuit. This dynamic regulation ensures that either the load impedance of the rectified output is maintained at a predetermined, optimal value, or the voltage of the rectified output is precisely regulated. This adaptive control mechanism is crucial for maximizing power transfer efficiency and ensuring a stable power supply.\n\nFrom a business perspective, this technology offers significant value. It promises to enable more reliable and efficient wireless charging solutions across various applications, from consumer electronics like smartphones and wearables to industrial sensors and potentially even medical devices. The enhanced efficiency translates to faster charging times, reduced energy waste, and longer device lifespans. Its adaptability provides a competitive edge, allowing for more versatile product designs and a superior user experience.\n\nThis innovation opens up substantial market opportunities in the rapidly expanding wireless power sector. By solving critical efficiency and stability issues, it can accelerate the adoption of wireless charging in new product categories and industries, fostering greater consumer trust and driving demand for advanced wireless power solutions. The ability to guarantee stable and efficient power delivery under diverse conditions positions this technology as a foundational element for the next generation of wireless power ecosystems.","layman_explanation":"For business professionals navigating the rapidly evolving tech landscape, understanding core innovations like the \"Resonant Wireless Power Receiver Circuit and Control Method Thereof\" patent is crucial. This invention, US-9853486, represents a significant stride in making wireless power a more reliable and commercially viable technology.\n\n**1. What Problem Does This Solve?**\nImagine the frustration of placing your smartphone on a wireless charging pad, only for it to charge slowly, intermittently, or generate excessive heat. This common scenario highlights a fundamental challenge in current wireless power transfer (WPT) systems: their inefficiency and instability under real-world conditions. Factors such as slight misalignments between the device and the charger, the varying power demands of different devices, or even environmental interference can drastically reduce charging efficiency and reliability. For businesses, this translates to dissatisfied customers, potential product returns, and missed opportunities for truly seamless integration of wireless charging into products and infrastructure. Current solutions often rely on fixed designs that can't adapt, leading to suboptimal performance and a perception that wireless charging is more of a novelty than a robust utility.\n\n**2. How Does It Work?**\nAt its conceptual core, this patent introduces a 'smart listener' for wireless power. When wireless energy is transmitted (like Wi-Fi for power), our invention's receiver circuit doesn't just passively absorb it. Instead, it has an 'adjustable tuning knob' – an impedance matching circuit – that can dynamically change how it 'listens' to the incoming power. Think of it like a radio that automatically tunes itself to get the clearest signal. After receiving this optimally tuned power, it's converted into usable electricity. The truly innovative part is a 'feedback brain' that constantly checks the quality and stability of this converted power. If the power isn't exactly right – perhaps the voltage is dropping, or the load demand has changed – this 'brain' instantly adjusts the 'tuning knob' to correct it. This continuous, real-time adjustment ensures that the device always receives power at a stable, predetermined voltage or impedance, maximizing efficiency and preventing waste. It’s about making the entire wireless power reception process intelligent and self-optimizing, moving beyond simple 'on-or-off' charging to 'smart, adaptive' charging.\n\n**3. Why Does This Matter?**\nThis innovation matters because it transforms wireless power from a temperamental convenience into a reliable utility. For businesses, this translates into several key advantages:\n*   **Enhanced Customer Experience:** Devices charge faster, more consistently, and with less heat, leading to higher customer satisfaction and brand loyalty.\n*   **Operational Efficiency:** In industrial settings, autonomous vehicles or IoT sensors can charge more reliably, reducing downtime and maintenance costs.\n*   **New Product Opportunities:** The stability and efficiency enable the integration of wireless charging into more sensitive or critical applications, such as medical implants or sophisticated wearables, opening new revenue streams.\n*   **Competitive Edge:** Companies adopting this technology can differentiate their products by offering superior wireless charging performance, setting new industry benchmarks.\n*   **Sustainability:** Reduced power loss means a smaller energy footprint, appealing to environmentally conscious consumers and corporate social responsibility initiatives. The ROI comes from improved product performance, reduced support costs, and expanded market reach.\n\n**4. What's Next?**\nThis patent lays the groundwork for a future where wireless power is truly ubiquitous and invisible. We can anticipate widespread adoption in consumer electronics, where multi-device charging surfaces become the norm, requiring no precise placement. Beyond that, expect to see this technology integrated into smart infrastructure—charging electric vehicles on the go, powering smart city sensors, or even enabling battery-less devices by providing continuous, stable power. Investment implications are significant for companies in power management, semiconductor manufacturing, and device OEMs looking to lead in the next wave of energy innovation. This is a foundational step towards a world where power is seamlessly delivered, adapting intelligently to our every need.","technical_analysis":"The patent \"Resonant Wireless Power Receiver Circuit and Control Method Thereof\" (US-9853486) outlines a significant advancement in the field of resonant wireless power transfer, focusing on optimizing power reception through dynamic impedance matching and feedback control. This technical analysis delves into the architectural components, operational specifics, and implications for engineers.\n\n**Technical Architecture:**\nAt its fundamental level, the system described comprises a resonant wireless power receiver circuit, which includes two main sub-circuits: an adjustable impedance matching circuit and a receiver circuit. These are designed to collectively receive wireless power, typically transmitted via inductive or resonant coupling, and convert it into a resonant electrical output. This resonant output, often a high-frequency AC signal, is then fed into a rectifier stage. The rectifier converts the AC resonant output into a DC rectified output, which is the usable power supply for the connected load or device.\n\n**Implementation Details:**\nThe adjustable impedance matching circuit is a critical component. It typically consists of reactive elements (inductors and capacitors) whose values can be dynamically altered. This alteration can be achieved through various means, such as digitally controlled switches connecting different banks of capacitors/inductors, or using varactor diodes whose capacitance can be tuned by a control voltage. The goal of this circuit is to present an optimal impedance to the wireless power transmission channel, ensuring maximum power transfer and minimizing reflections back to the source, thereby maximizing the power factor and efficiency of the coupling.\n\nThe receiver circuit itself is tuned to resonate at the operating frequency of the wireless power transmission, typically involving an LC tank circuit. The combination of the adjustable impedance matching circuit and the receiver circuit works synergistically to efficiently capture and process the incoming electromagnetic energy.\n\n**Algorithm Specifics and Feedback Control:**\nThe core innovation lies in the feedback control circuit. This circuit continuously monitors the characteristics of the rectified DC output. The patent specifically highlights two primary control objectives:\n1.  **Load Impedance Regulation:** The feedback circuit measures the voltage and current of the rectified output to calculate the effective load impedance. If this impedance deviates from a pre-determined optimal value (which might correspond to the maximum power point), the control circuit generates a signal to adjust the impedance matching circuit.\n2.  **Output Voltage Regulation:** Alternatively, the feedback circuit directly measures the voltage of the rectified output. If this voltage deviates from a pre-determined target voltage, the control circuit adjusts the impedance matching circuit to bring the voltage back to the desired level.\n\nThe control algorithm would typically involve a microcontroller or a dedicated Application-Specific Integrated Circuit (ASIC). This controller would receive analog sensor data (voltage, current), convert it to digital, process it using a Proportional-Integral-Derivative (PID) controller or a similar adaptive control algorithm, and then output control signals (e.g., pulse-width modulation signals) to drive the adjustable components within the impedance matching circuit. This closed-loop system ensures dynamic adaptation to changes in the coupling coefficient, load requirements, or environmental factors (like foreign object detection).\n\n**Integration Patterns:**\nThis system is designed for integration into various wireless power receiver modules. It would typically interface with the receiving coil (antenna) on one side and the power management unit (PMU) or battery charging circuit of the end device on the other. The feedback control loop would be tightly integrated with the receiver's power path, potentially requiring dedicated sensing lines or integrated current/voltage sensors. Its adaptability makes it suitable for multi-device charging scenarios where individual receivers need to optimize their power draw without affecting others.\n\n**Performance Characteristics:**\nKey performance benefits of this approach include:\n*   **High Efficiency:** By maintaining optimal impedance matching, power loss due to reflections and detuning is minimized.\n*   **Stable Output:** Regulating voltage or impedance ensures consistent power delivery, crucial for sensitive electronics.\n*   **Robustness:** The system can adapt to varying distances, misalignments, and dynamic loads, improving reliability.\n*   **Reduced Heat:** Less wasted power means less energy dissipated as heat, enhancing device longevity and safety.\n\n**Code-Level Implications:**\nFor engineers implementing this technology, the control logic for the feedback circuit would involve significant firmware development. This includes sensor interfacing (ADCs), PID control algorithms, state machine management for different operating modes (e.g., standby, charging, fault), and digital control of impedance matching elements. Power electronics design would focus on robust and efficient switching components for the impedance network and rectifier, capable of handling high frequencies and current densities. The Resonant Wireless Power Receiver Circuit and Control Method Thereof provides a clear blueprint for building highly intelligent and efficient wireless power solutions.","business_analysis":"The \"Resonant Wireless Power Receiver Circuit and Control Method Thereof\" patent (US-9853486) represents a significant leap forward in wireless power transfer technology, carrying substantial business implications across multiple industries. Its core innovation—adaptive power reception—addresses critical pain points in existing wireless charging solutions, unlocking new market opportunities and competitive advantages.\n\n**Market Opportunity Size:**\nThe global wireless charging market is projected to grow substantially, driven by the proliferation of smart devices, IoT, and the increasing demand for convenience. Current estimates place the market value in the tens of billions of dollars, with a compound annual growth rate (CAGR) expected to remain robust for the foreseeable future. This patent positions itself to capture a significant share of this growth by solving the fundamental issues of efficiency and reliability that have hampered broader adoption. Industries from consumer electronics to automotive, healthcare, and industrial IoT are all potential beneficiaries, expanding the total addressable market for this technology.\n\n**Competitive Advantages:**\nThis invention offers several distinct competitive advantages:\n1.  **Superior Efficiency:** By dynamically matching impedance and regulating output, the technology significantly reduces power loss, leading to faster charging and lower energy consumption compared to static systems. This is a key differentiator in a market increasingly focused on sustainability and performance.\n2.  **Enhanced Reliability and Stability:** Consistent power delivery, regardless of load variations or slight misalignments, improves user satisfaction and enables critical applications where stable power is paramount (e.g., medical devices, industrial sensors).\n3.  **Versatility and Adaptability:** The ability to regulate either impedance or voltage makes the system highly adaptable to different power sources, distances, and diverse load requirements. This flexibility allows for broader application and easier integration into various product ecosystems.\n4.  **Reduced Heat Generation:** Higher efficiency translates to less wasted energy converted into heat, improving device longevity and safety, which can be a strong selling point for consumer and industrial products.\n\n**Revenue Potential:**\nCompanies licensing or implementing this technology can realize revenue through several avenues:\n*   **Direct Product Sales:** Integrating this advanced receiver circuit into consumer electronics (smartphones, wearables, laptops), smart home devices, and automotive components.\n*   **Component Sales:** Manufacturing and selling the core receiver modules and control ICs to other OEMs.\n*   **Licensing Fees:** Offering the patented technology for license to other manufacturers, generating royalty streams.\n*   **Service & Infrastructure:** Developing and deploying large-scale wireless charging infrastructure (e.g., public charging stations, factory floors) that leverages the superior performance of this system.\n\nThe improved user experience and performance can also command premium pricing for products featuring this technology.\n\n**Business Models:**\nThis patent supports various business models:\n*   **B2C:** Enhanced wireless charging in consumer devices.\n*   **B2B:** Providing core technology to OEMs, or developing specialized wireless power solutions for industrial, medical, or automotive sectors.\n*   **Platform Play:** Establishing a proprietary, highly efficient wireless charging standard that could become a de-facto industry benchmark, similar to how certain fast-charging technologies have gained traction.\n\n**Strategic Positioning:**\nCompanies adopting this technology can strategically position themselves as leaders in advanced wireless power solutions. It allows them to differentiate their products based on superior performance, reliability, and user experience. For incumbents, it offers a pathway to upgrade existing product lines and fend off competition. For startups, it provides a robust technological foundation to disrupt the market with next-generation wireless charging products and services.\n\n**ROI Projections:**\nInvestment in this technology promises a strong return. The improved efficiency reduces energy costs for end-users, while the enhanced reliability minimizes warranty claims and customer support issues for manufacturers. The ability to unlock new applications and expand into previously challenging markets creates significant growth opportunities. For example, in industrial settings, reduced downtime for charging autonomous vehicles or sensors can lead to substantial operational cost savings, demonstrating clear ROI for enterprise adoption. The Resonant Wireless Power Receiver Circuit and Control Method Thereof is not just a technical improvement; it's a strategic asset for future-proofing wireless power product lines and capturing market share.","faqs":[{"answer":"The \"Resonant Wireless Power Receiver Circuit and Control Method Thereof\" is a patented invention (US-9853486) that significantly enhances the efficiency and stability of wireless power reception. At its core, this technology describes a sophisticated receiver circuit designed to dynamically adjust how it captures wireless power.\n\nIt integrates an adjustable impedance matching circuit with a standard receiver circuit. This combination is engineered to receive wireless power and generate a resonant output, which is then rectified into usable DC power for electronic devices.\n\nThe key innovation lies in its intelligent feedback control system. This system continuously monitors the rectified power output and makes real-time adjustments to the impedance matching circuit. This ensures that the power delivered to the device is consistently optimal, either by regulating the load impedance or the output voltage to a predetermined value.\n\nEssentially, this patent introduces a 'smart listener' for wireless power, capable of self-optimization under varying conditions. It makes wireless charging more reliable, efficient, and adaptable to different devices and environments. This innovation is crucial for the widespread adoption and improved performance of wireless power technologies.","question":"What is Resonant Wireless Power Receiver Circuit and Control Method Thereof?"},{"answer":"The Resonant Wireless Power Receiver Circuit and Control Method Thereof operates through a clever closed-loop control mechanism. First, wireless power is transmitted (e.g., from a charging pad) and received by a coil in the device.\n\nThis received power then passes through an **adjustable impedance matching circuit**. This circuit is dynamic, meaning its electrical properties can be changed. It's paired with a **receiver circuit** that's tuned to resonate with the incoming wireless power, efficiently capturing the energy and producing a resonant AC output.\n\nNext, a **rectifier** converts this high-frequency AC resonant output into a stable DC power, which is what electronic devices actually use. The crucial step is the **feedback control circuit**. This 'brain' of the system continuously monitors the characteristics of this rectified DC output – specifically, its voltage or the impedance of the connected load.\n\nIf the measured voltage or impedance deviates from a pre-set, optimal value, the feedback control circuit instantly sends a signal back to the adjustable impedance matching circuit. This signal commands the matching circuit to adjust its impedance, thereby optimizing the power transfer and bringing the output back to the desired stable level. This continuous, real-time adjustment ensures maximum efficiency and stable power delivery, adapting to changes in distance, alignment, or device power needs.","question":"How does Resonant Wireless Power Receiver Circuit and Control Method Thereof work?"},{"answer":"The Resonant Wireless Power Receiver Circuit and Control Method Thereof patent primarily solves the critical problem of **inconsistent efficiency and instability** in traditional wireless power transfer (WPT) systems. Existing wireless chargers often struggle with maintaining optimal power delivery due to several factors.\n\nThese factors include variations in the distance or alignment between the transmitter and receiver, and dynamic changes in the power demands of the connected device. When these conditions are not ideal, conventional receivers with fixed impedance matching networks become inefficient, leading to significant power loss, slower charging times, and increased heat generation.\n\nThis patent addresses these issues by introducing an adaptive system that can dynamically adjust its power reception. It eliminates the need for precise placement and ensures stable power output regardless of environmental or load variations. By doing so, it overcomes the limitations that have hindered the widespread adoption and reliability of wireless charging, making it a truly robust and user-friendly technology for various applications. It boosts efficiency, reliability, and user satisfaction in wireless charging scenarios.","question":"What problem does Resonant Wireless Power Receiver Circuit and Control Method Thereof solve?"},{"answer":"The patent \"Resonant Wireless Power Receiver Circuit and Control Method Thereof\" (US-9853486) does not explicitly list the inventors in the provided data. Typically, patent documents include the names of the individuals who conceived the invention. Without that specific information, we can only refer to the patent itself.\n\nHowever, the assignee, which is the entity or company that owns the patent rights, is also not provided in the given data. In many cases, inventors assign their rights to a company they work for or to a commercial entity. This patent represents a significant development in wireless power technology, and its creation would be the result of dedicated research and development efforts.\n\nThe innovation described in this patent reflects a deep understanding of electrical engineering principles, particularly in resonant circuits, impedance matching, and feedback control systems. Such advancements are often the product of teams of engineers and researchers specializing in power electronics and wireless communication. The focus of the patent is on the technical solution rather than the specific individuals, highlighting the impact of the innovation itself. For precise inventor details, one would typically refer to the full patent document available from patent offices.","question":"Who invented Resonant Wireless Power Receiver Circuit and Control Method Thereof?"},{"answer":"The Resonant Wireless Power Receiver Circuit and Control Method Thereof offers several significant benefits that enhance the performance and user experience of wireless power transfer:\n\nFirstly, it provides **significantly enhanced power transfer efficiency**. By dynamically adjusting its impedance matching circuit, the receiver can continuously optimize how it receives power, minimizing energy loss that often occurs with static systems due to misalignment or varying distances. This means more power reaches your device, faster.\n\nSecondly, the invention ensures **stable and regulated power output**. The feedback control circuit actively manages the rectified output to maintain a predetermined voltage or load impedance. This stability is crucial for sensitive electronics, preventing damage from power fluctuations and ensuring consistent charging performance.\n\nThirdly, it offers **superior adaptability and reliability**. The system can intelligently respond to changes in the charging environment, such as different devices with varying power needs, or minor movements of the device on the charging pad. This makes wireless charging truly 'drop-and-go,' improving user satisfaction and expanding the practical applications of wireless power. Overall, this patent makes wireless charging more robust, efficient, and user-friendly, pushing the technology closer to widespread, seamless integration.","question":"What are the key benefits of Resonant Wireless Power Receiver Circuit and Control Method Thereof?"},{"answer":"The Resonant Wireless Power Receiver Circuit and Control Method Thereof distinguishes itself from prior art primarily through its **dynamic and adaptive control mechanism** for power reception. Most prior art wireless power receivers utilize fixed impedance matching networks. These static systems are designed for optimal performance under very specific, ideal conditions, such as perfect alignment and a constant load.\n\nHowever, in real-world scenarios, conditions constantly change—devices move, different loads are connected, and environmental factors vary. Prior art systems often experience significant drops in efficiency, unstable output, and increased heat generation under these dynamic conditions because their fixed matching networks cannot adapt.\n\nThis patent, in contrast, incorporates an **adjustable impedance matching circuit** combined with a **feedback control circuit**. This intelligent system actively monitors the rectified power output and makes real-time adjustments to the receiver's impedance. This continuous self-optimization ensures that the receiver always operates at or near peak efficiency and maintains a stable output, regardless of dynamic changes. This adaptive capability is the fundamental difference, making the Resonant Wireless Power Receiver Circuit and Control Method Thereof far more robust, efficient, and reliable than its predecessors in challenging environments.","question":"How is Resonant Wireless Power Receiver Circuit and Control Method Thereof different from prior art?"},{"answer":"The Resonant Wireless Power Receiver Circuit and Control Method Thereof patent has the potential to significantly impact a wide range of industries due to its ability to provide highly efficient and stable wireless power transfer.\n\n**Consumer Electronics** will see immediate benefits. Smartphones, smartwatches, laptops, and other wearables will feature more reliable, faster, and truly 'drop-and-go' wireless charging, enhancing user experience and reducing cable clutter. Smart home devices could become truly wire-free, eliminating batteries and power cords.\n\n**Automotive** is another key sector. In-cabin wireless charging for mobile devices will become more efficient and robust. In the longer term, the principles could contribute to dynamic wireless charging for electric vehicles, reducing charging downtime.\n\n**Industrial IoT and Automation** will benefit from consistent power delivery to sensors, autonomous robots, and other equipment in challenging environments, reducing maintenance and improving operational efficiency. For **Healthcare**, stable and non-invasive power for medical implants, wearables, and remote monitoring devices could enhance patient safety and device longevity. The patent's focus on adaptive power regulation makes it suitable for any application where reliable and efficient wireless energy is crucial, fostering innovation across diverse markets.","question":"What industries will Resonant Wireless Power Receiver Circuit and Control Method Thereof impact?"},{"answer":"The patent for \"Resonant Wireless Power Receiver Circuit and Control Method Thereof\" (US-9853486) was **filed on February 10, 2016**. This date marks when the initial application for the invention was submitted to the patent office.\n\nSubsequently, the patent was **published (granted) on December 26, 2017**. The publication date indicates when the patent office officially issued the patent, making its details publicly available and granting the patent holder exclusive rights to the invention for a specified period.\n\nThese dates are significant as they establish the intellectual property timeline for this innovation. The filing date is critical for determining priority against other similar inventions, while the publication date signifies the official recognition and legal protection of the technology. The period between filing and publication involves examination by patent examiners to ensure novelty, non-obviousness, and utility. The granting of this patent in late 2017 underscores its recognized inventive merit in the field of wireless power transfer circuits and control methods.","question":"When was Resonant Wireless Power Receiver Circuit and Control Method Thereof filed/granted?"},{"answer":"The commercial applications of the Resonant Wireless Power Receiver Circuit and Control Method Thereof are extensive and diverse, spanning multiple high-growth markets due to its enhanced efficiency and reliability in wireless power transfer.\n\nIn **Consumer Electronics**, it will enable superior wireless charging for smartphones, tablets, smartwatches, and other wearables, offering faster, more consistent, and truly 'drop-and-go' experiences. It can also power smart home devices, eliminating batteries and cords for sensors, speakers, and small appliances.\n\nIn the **Automotive Sector**, this technology can provide more robust in-cabin wireless charging for mobile devices and could eventually contribute to dynamic charging for electric vehicles. For **Industrial IoT and Automation**, its stable power delivery is ideal for autonomous robots, drones, and a wide array of sensors that require continuous, reliable power without physical connections, reducing downtime and maintenance costs. In **Medical Devices**, the consistent and efficient power transfer can be critical for non-invasive charging of implants, wearable health monitors, and other sensitive medical equipment, enhancing safety and functionality. This patent offers a foundational technology to make wireless power a seamless and indispensable part of modern products and infrastructure across industries.","question":"What are the commercial applications of Resonant Wireless Power Receiver Circuit and Control Method Thereof?"},{"answer":"Future developments for the Resonant Wireless Power Receiver Circuit and Control Method Thereof are expected to build upon its core adaptive capabilities, pushing the boundaries of wireless power further.\n\nOne key area is **multi-device optimization**. Future iterations could see even more sophisticated control algorithms that not only optimize for a single device but intelligently manage power distribution and efficiency across multiple devices charging simultaneously on a single surface, each with different power requirements and positions.\n\nAnother development could involve **integration with broader energy management systems**. This technology could become a component of smart energy grids, where wireless power receivers communicate with power sources and other devices to create a highly efficient, responsive, and self-optimizing energy ecosystem. This includes integration with energy harvesting solutions.\n\nFurthermore, we can anticipate advancements in **miniaturization and cost reduction** of the adjustable impedance matching and feedback control circuits, making them even more pervasive in smaller, lower-cost devices. The principles of this patent could also be extended to **higher power applications** beyond current consumer electronics, potentially facilitating more efficient wireless charging for electric vehicles or industrial machinery. The ultimate vision is a truly ubiquitous and invisible power infrastructure, where devices are powered seamlessly and intelligently without any user intervention, driven by innovations like the Resonant Wireless Power Receiver Circuit and Control Method Thereof.","question":"What are the future developments expected for Resonant Wireless Power Receiver Circuit and Control Method Thereof?"}],"topics":["resonant wireless power","impedance matching circuit","wireless charging efficiency","feedback control","power regulation","quest","highly","efficient"],"tech_cluster":null},"seo":{"title":"Resonant Wireless Power Receiver Circuit and Control Method Thereof - Patent US-9853486","description":"Discover the Resonant Wireless Power Receiver Circuit and Control Method Thereof patent: dynamic impedance matching for efficient, stable wireless power. Full analysis, claims, and applications.","keywords":["resonant wireless power","impedance matching circuit","wireless charging efficiency","feedback control","power regulation","wireless power receiver","adaptive charging","patent US-9853486","power transfer optimization","resonant power regulation","wireless energy transfer","smart charging patent"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9853486","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-9853486","citation_suggestion":"Patentable. \"Resonant wireless power receiver circuit and control method thereof\" (US-9853486). https://patentable.app/patents/US-9853486","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9853486","json":"https://patentable.app/api/llm-context/US-9853486","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T08:46:41.579Z"}