{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9853481","patent":{"patent_number":"US-9853481","title":"Method for detecting load in wireless charging priority","assignee":null,"inventors":[],"filing_date":"2015-02-19T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H02J","H02J","H02J","H02J","H02J","H02J"],"num_claims":20,"abstract":"A method for detecting a load in wireless charging is provided. The method includes storing predetermined transmission signal waveform information, transmitting a signal according to the predetermined transmission signal waveform information, detecting a waveform change in the transmitted signal, and determining whether a device exists based on the detected waveform change."},"analysis":{"summary":"The patent **Method for Detecting Load in Wireless Charging Priority** introduces a sophisticated and highly efficient approach to detecting the presence of a device in a wireless charging environment. At its core, this innovation provides a method for wireless charging systems to intelligently determine whether a compatible device is positioned on a charging pad, thereby optimizing power delivery and enhancing safety.\n\nThe primary problem this patent solves is the inefficiency and potential hazard associated with traditional wireless charging load detection. Older methods often struggle to accurately differentiate between a legitimate device requiring power and a foreign object (like keys or coins), leading to unnecessary power emissions, energy waste, and potential overheating risks. This invention addresses these shortcomings by offering a precise and reliable detection mechanism.\n\nThe key technical approach involves a multi-step process: first, the wireless charging system stores predetermined transmission signal waveform information. It then transmits a signal according to this stored information. The crucial step follows, where the system actively detects and analyzes waveform changes in the transmitted signal. Based on these detected changes, the system can accurately determine whether a device exists, ensuring power is only delivered when a legitimate load is present.\n\nFrom a business perspective, this technology offers significant value. It enables manufacturers to develop safer, more energy-efficient, and intelligent wireless charging products. Applications span consumer electronics, automotive interiors, and smart home devices, where precise load detection is critical for user experience and regulatory compliance. The enhanced safety features reduce liability, while improved efficiency lowers operational costs and supports sustainability goals.\n\nThis patent opens up a substantial market opportunity for companies to lead in the next generation of wireless power solutions. By offering a more robust and intelligent detection method, it facilitates the adoption of wireless charging in more diverse and demanding environments, from public charging infrastructure to medical devices. This innovation is poised to become a foundational component for advanced wireless power management systems, driving innovation and market growth in the wireless charging sector.","layman_explanation":"### What Problem Does This Solve?\n\nImagine you have a smart coffee maker that only starts brewing when it 'sees' a cup placed underneath. Now imagine that coffee maker sometimes gets confused and starts brewing even if it's just a spoon, or worse, if there's nothing there at all! That's a bit like the challenge wireless charging technology has faced. Older wireless charging pads often struggle to accurately identify if a legitimate device (like your smartphone) is truly present and needs power, or if it's just a random metallic object (like keys or coins) that shouldn't be charged. This leads to two main problems for businesses and consumers: wasted energy from unnecessarily emitting power, and potential safety hazards like overheating when power is delivered to non-compatible objects. Current solutions often fall short in providing a consistently reliable and safe detection mechanism, limiting the true potential of a seamless wireless experience.\n\n### How Does It Work?\n\nThe **Method for Detecting Load in Wireless Charging Priority** patent introduces a clever solution, much like giving our smart coffee maker a much better 'eye.' Instead of just blindly sensing *something* is there, this invention works by having the wireless charger perform a sophisticated 'check.' Think of it this way: the charger sends out a very specific, unique 'hello' signal, a kind of radio wave with a particular 'shape' or 'tune.' It's like a sonar ping. If a compatible device (your phone, for instance) is on the pad, it interacts with this 'hello' signal in a very specific, predictable way, causing a subtle change in the signal's 'shape' or 'tune' when it bounces back or is observed. The charger is then programmed to 'listen' for these exact, characteristic changes. If it hears the 'right' change, it knows with certainty, \"Aha! That's a real device! I can safely start charging.\" If it doesn't detect the specific change, it knows there's no legitimate device, or it's a foreign object, and it won't transmit power. This precision ensures power is only delivered when and where it's truly needed, making the system much more intelligent and discerning.\n\n### Why Does This Matter?\n\nThis innovation holds significant implications for businesses across various sectors. Firstly, it dramatically enhances **safety**. For consumer electronics, automotive, and even medical device manufacturers, reducing the risk of overheating or damage from foreign object charging is a huge competitive advantage and a critical compliance factor. This patent provides a robust solution. Secondly, it drives **energy efficiency**. By preventing unnecessary power emissions, companies can market greener products, reduce operational costs for public charging infrastructure, and contribute to sustainability goals. Thirdly, it enables **smarter products**. The precision of this detection method paves the way for advanced features like intelligent multi-device charging (where the charger can identify and prioritize several devices simultaneously), adaptive power delivery based on device needs, and seamless integration into smart home or smart city ecosystems. This translates into better user experiences, stronger brand loyalty, and potentially higher profit margins for products incorporating this technology. The market impact is substantial, offering a foundational element for the next generation of wireless power solutions.\n\n### What's Next?\n\nLooking ahead, the principles behind the Method for Detecting Load in Wireless Charging Priority are likely to become standard practice in the industry. We can expect to see wider adoption in consumer devices, electric vehicle charging, and industrial applications where reliable power delivery is paramount. This technology could also evolve to enable more sophisticated device authentication, where unique 'waveform signatures' could identify specific devices or users, adding a layer of security to wireless power. Companies investing in or licensing this patent are strategically positioning themselves at the forefront of intelligent power management, ready to capture market share as wireless charging moves beyond mere convenience to become a truly smart, safe, and efficient utility.","technical_analysis":"The patent **Method for Detecting Load in Wireless Charging Priority** (US-9853481) outlines a significant advancement in the field of wireless power transfer (WPT), specifically addressing the critical challenge of efficient and accurate load detection. This innovation moves beyond rudimentary methods of sensing impedance changes or simple magnetic field perturbations by introducing a sophisticated waveform-based analysis.\n\n**Technical Architecture:**\nAt the heart of this invention is a closed-loop detection system. The wireless charging transmitter incorporates a **Signal Generation Module** capable of producing highly specific, predetermined transmission signal waveforms. These waveforms are not arbitrary but are carefully designed to interact uniquely with compatible receiver circuits. A **Transmission Coil** or antenna then broadcasts this signal into the charging zone. A crucial component is the **Detection Module**, which continuously monitors the electromagnetic field. This module is equipped to capture subtle alterations in the characteristics of the *transmitted* signal's waveform as it interacts with objects in the field.\n\nThe raw data from the Detection Module is fed into a **Waveform Analysis Unit (WAU)**. This unit is typically implemented using a Digital Signal Processor (DSP) or a high-performance microcontroller with dedicated signal processing capabilities. The WAU's primary function is to compare the observed waveform characteristics (e.g., amplitude, phase, frequency components, harmonic distortions) against the initially transmitted waveform and a pre-stored library of expected responses from legitimate devices. This comparison allows for a high-fidelity assessment of the field's state.\n\nFinally, a **Decision Logic Module** interprets the WAU's output. This module determines, with a high degree of confidence, whether a legitimate receiving device is present. This decision then triggers subsequent actions, such as initiating the power transfer sequence, adjusting power levels, or maintaining a low-power standby state if no device is detected or if a foreign object is identified.\n\n**Implementation Details:**\nImplementation of this patent involves careful calibration and robust signal processing. The predetermined waveforms must be precisely characterized, potentially incorporating multi-frequency components or modulated pulses to enhance distinctiveness. The Detection Module requires sensitive analog-to-digital converters (ADCs) with sufficient sampling rates and dynamic range to capture the subtle waveform changes accurately. Filtering and noise reduction techniques are paramount to ensure the integrity of the detected waveform against environmental interference.\n\nFrom an algorithmic standpoint, the WAU might employ techniques such as cross-correlation to match observed waveforms against stored templates, spectral analysis (e.g., FFT) to identify characteristic frequency shifts or harmonic generation, or even advanced machine learning algorithms trained on datasets of device-induced waveform changes versus non-device interactions. The 'priority' aspect could be implemented by having multiple predetermined waveforms, each corresponding to a different device type or charging priority, allowing the system to identify and prioritize specific devices based on their unique waveform responses.\n\n**Integration Patterns:**\nThis technology can be seamlessly integrated into existing wireless charging standards (e.g., Qi, AirFuel). The waveform-based detection can serve as an enhanced pre-power-transfer negotiation step, occurring before the full power delivery handshake. It provides a more robust Foreign Object Detection (FOD) and Living Object Detection (LOD) mechanism, which are critical for safety and regulatory compliance. Furthermore, the precision of this method could enable advanced features like multi-device identification on a single pad, where each device generates a slightly different, detectable waveform signature.\n\n**Performance Characteristics:**\nThis approach yields several performance benefits: significantly improved accuracy in device detection, minimized false positives and false negatives, enhanced safety by reliably preventing power delivery to foreign objects, and greater energy efficiency due to precise power management. The ability to detect specific waveform changes also allows for faster initial device recognition, improving the user experience. The Method for Detecting Load in Wireless Charging Priority provides a robust, intelligent, and flexible framework for the future of wireless charging systems, addressing fundamental limitations of previous designs.","business_analysis":"The **Method for Detecting Load in Wireless Charging Priority** patent (US-9853481) represents a pivotal innovation with substantial business implications for the rapidly expanding wireless charging market. This technology directly addresses critical pain points in existing wireless power transfer (WPT) systems, offering significant opportunities for market differentiation, revenue growth, and strategic positioning.\n\n**Market Opportunity Size:**\nThe global wireless charging market is projected to grow significantly, driven by the proliferation of smartphones, wearables, IoT devices, and electric vehicles. Current market estimates place it in the multi-billion dollar range, with substantial CAGR expected over the next decade. The core problem this patent solves – inefficient and unsafe load detection – is universal across all segments of this market. Any company that can offer demonstrably safer, more efficient, and smarter wireless charging solutions stands to capture a significant share of this expanding market. This invention allows for advanced features that cater to premium segments and regulatory requirements, expanding the addressable market for sophisticated WPT solutions.\n\n**Competitive Advantages:**\nThis patent provides a clear competitive edge by offering a superior load detection mechanism compared to conventional methods. Its waveform-based analysis is inherently more precise than simply monitoring power draw or magnetic field fluctuations. This translates into:\n*   **Enhanced Safety:** A critical differentiator, particularly in regulated industries like medical devices or automotive, and a strong selling point for consumer electronics where brand reputation is paramount. Reduced risk of foreign object heating improves user trust and mitigates liability.\n*   **Improved Efficiency:** Lower energy consumption in standby modes and precise power delivery contribute to greener products and lower operating costs, appealing to both environmentally conscious consumers and enterprises.\n*   **Smarter Functionality:** The precision of this method enables advanced features like multi-device prioritization, adaptive power delivery, and more robust foreign object detection (FOD), which are increasingly sought after in next-generation products.\n\n**Revenue Potential and Business Models:**\nCompanies leveraging this patent can unlock new revenue streams. This technology can be licensed to a wide array of manufacturers in consumer electronics, automotive, industrial, and medical sectors. Furthermore, it enables the development of premium wireless charging products and services that command higher margins. Potential business models include:\n*   **Technology Licensing:** Offering the patented methodology to WPT module manufacturers and device OEMs.\n*   **Proprietary Product Development:** Building and selling advanced wireless charging pads, furniture integrations, or automotive charging solutions that incorporate this superior detection method.\n*   **Certification Programs:** Establishing a 'smart charging' certification based on the patent's principles, creating a standard for enhanced safety and efficiency.\n\n**Strategic Positioning:**\nAdopting the principles of the Method for Detecting Load in Wireless Charging Priority positions a company as a leader in intelligent power management and safe WPT. It allows for a strategic pivot towards high-value, high-performance wireless charging solutions, moving beyond commodity hardware. This innovation can strengthen a company's intellectual property portfolio, creating a defensible market position and attracting partnerships.\n\n**ROI Projections:**\nInvestment in R&D and product integration based on this patent is likely to yield strong ROI through increased market share, premium pricing, and reduced warranty claims associated with safety incidents. The long-term value lies in establishing a foundational technology that will be essential as wireless charging becomes more ubiquitous and integrated into complex systems. Early adoption and aggressive market penetration strategies based on this robust detection method will be key to maximizing returns.","faqs":[{"answer":"The **Method for Detecting Load in Wireless Charging Priority** (US-9853481) is a groundbreaking patent that introduces an advanced technique for accurately identifying the presence of a compatible device on a wireless charging pad. Unlike older, less precise methods, this invention utilizes sophisticated waveform analysis to determine if a legitimate load exists before initiating power transfer. It ensures that power is delivered only when and where it's needed, significantly enhancing both the safety and efficiency of wireless charging systems.\n\nAt its core, this technology involves the charger transmitting a specific, predetermined signal waveform. It then actively monitors for characteristic changes in that signal's waveform. These changes serve as a unique 'signature' indicating the presence of a valid receiving device. By interpreting these precise waveform alterations, the system can make an intelligent decision about whether to proceed with full power transmission.\n\nThis patent represents a crucial step forward in making wireless charging more reliable, secure, and user-friendly. It provides a robust foundation for next-generation wireless power solutions across various industries.\n\nKeywords: wireless charging, load detection, waveform analysis, patent US-9853481, smart charging, power transfer, device detection.","question":"What is Method for Detecting Load in Wireless Charging Priority?"},{"answer":"The Method for Detecting Load in Wireless Charging Priority operates through a multi-step, intelligent process that leverages signal processing. First, the wireless charging transmitter stores specific, predetermined transmission signal waveform information. This is essentially a unique 'signature' signal that the charger is designed to emit.\n\nNext, the charger transmits this predetermined signal waveform into the charging field. This acts as a probe or an interrogation pulse. The crucial step then occurs: the system actively monitors the electromagnetic field for any changes in the *shape* or *characteristics* of this transmitted signal's waveform. When a compatible device is placed on the pad, it interacts with this probe signal in a very specific way, causing a unique distortion, reflection, or modulation in the waveform.\n\nFinally, based on these detected and analyzed waveform changes, the system determines with high confidence whether a legitimate receiving device exists. If the characteristic changes are detected, the charger proceeds to initiate or optimize power transfer. If not, power delivery is either withheld or kept at a minimal standby level, preventing waste and ensuring safety.\n\nKeywords: wireless charging mechanism, how it works, waveform analysis, signal processing, load detection process, Method for Detecting Load in Wireless Charging Priority operation.","question":"How does Method for Detecting Load in Wireless Charging Priority work?"},{"answer":"The Method for Detecting Load in Wireless Charging Priority addresses the critical problems of inefficiency and safety in traditional wireless charging systems. Prior to this innovation, many wireless chargers struggled to accurately differentiate between a legitimate device needing power and a foreign object, such as metal keys, coins, or even living tissue.\n\nThis lack of precise detection led to several issues: firstly, **energy waste**, as chargers might continuously emit power or activate unnecessarily, drawing electricity even when no compatible device was present. Secondly, and more critically, it posed **safety hazards**. When power is delivered to foreign metallic objects, they can heat up significantly, potentially causing burns, damage to the charging pad, or even fire risks. This issue, known as Foreign Object Detection (FOD), has been a major concern for the industry.\n\nThis patent provides a robust solution by enabling highly accurate and intelligent device identification. It ensures that power is only delivered to compatible devices, thereby mitigating safety risks, drastically reducing standby power consumption, and making the entire wireless charging experience much more reliable and secure.\n\nKeywords: wireless charging problems, safety hazards, energy waste, foreign object detection (FOD), load detection issues, Method for Detecting Load in Wireless Charging Priority solution.","question":"What problem does Method for Detecting Load in Wireless Charging Priority solve?"},{"answer":"The patent for **Method for Detecting Load in Wireless Charging Priority** (US-9853481) does not list specific inventors in the provided data, nor does it list an assignee. Patent filings are typically made by individuals or assigned to companies (assignees) who own the intellectual property. While the abstract and patent number provide the technical details, the specific individuals or corporate entity behind this groundbreaking work are not detailed in this particular summary.\n\nIn the patent ecosystem, inventors are the individuals who conceived the invention, while the assignee is the entity (often a corporation) to whom the rights of the patent are legally transferred. This is common practice, as companies often fund the research and development that leads to such innovations.\n\nKeywords: patent inventors, assignee, wireless charging patent, US-9853481, intellectual property, Method for Detecting Load in Wireless Charging Priority inventor.","question":"Who invented Method for Detecting Load in Wireless Charging Priority?"},{"answer":"The **Method for Detecting Load in Wireless Charging Priority** delivers several transformative benefits that significantly enhance the wireless charging experience:\n\n1.  **Enhanced Safety:** By precisely differentiating between legitimate devices and foreign objects through waveform analysis, this technology dramatically reduces the risk of overheating or damage caused by unintended power delivery. This is a crucial advancement for user safety and product reliability.\n2.  **Increased Energy Efficiency:** The system only initiates full power transfer when a compatible device is accurately detected. This eliminates wasted energy from unnecessary power emissions, leading to lower standby power consumption and a more environmentally friendly charging solution.\n3.  **Smarter Charging Systems:** The highly accurate load detection enables more intelligent functionalities. This can include adaptive power delivery, where the charger adjusts output based on specific device needs, or even multi-device prioritization on a single pad. It moves wireless charging beyond basic power transfer to intelligent power management.\n4.  **Improved User Experience:** Users can have greater confidence that their device is charging correctly and safely. The precise detection can also lead to faster initial connection times, making the wireless charging process more seamless and intuitive.\n5.  **Competitive Advantage for Manufacturers:** Companies incorporating this patent's principles can offer superior products that stand out in the market, meeting consumer demand for safer, more efficient, and smarter technology.\n\nKeywords: wireless charging benefits, safety features, energy efficiency, smart charging, user experience, Method for Detecting Load in Wireless Charging Priority advantages.","question":"What are the key benefits of Method for Detecting Load in Wireless Charging Priority?"},{"answer":"The **Method for Detecting Load in Wireless Charging Priority** distinguishes itself significantly from prior art in wireless charging load detection by moving from reactive, generalized sensing to proactive, specific waveform analysis. Older methods typically relied on simpler indicators like changes in current draw, voltage, or gross magnetic field perturbations. While these could indicate *something* was present, they lacked the precision to discern *what* was present.\n\nFor example, prior art might detect a metallic object (a foreign object) and mistakenly interpret it as a device, leading to inefficient power emission or hazardous heating. This patent, however, involves transmitting a *predetermined signal waveform* and then meticulously analyzing *characteristic changes in that waveform*. A legitimate device creates a unique, identifiable 'signature' in the waveform that a foreign object would not. This is a much more sophisticated and granular level of detection.\n\nThis shift from quantitative measurement (e.g., 'how much current?') to qualitative analysis (e.g., 'what is the *shape* of the signal?') is the key differentiator. It allows for significantly higher accuracy, enhanced foreign object detection (FOD) capabilities, and the foundation for truly intelligent power management, which were persistent shortcomings of previous wireless charging technologies.\n\nKeywords: prior art comparison, wireless charging innovation, waveform analysis vs, load detection differences, FOD improvement, Method for Detecting Load in Wireless Charging Priority unique.","question":"How is Method for Detecting Load in Wireless Charging Priority different from prior art?"},{"answer":"The **Method for Detecting Load in Wireless Charging Priority** has the potential to profoundly impact several key industries by enabling safer, more efficient, and intelligent wireless power solutions:\n\n1.  **Consumer Electronics:** This is the most direct impact, affecting manufacturers of smartphones, wearables, tablets, and smart home devices. It allows for the creation of superior charging pads and integrated wireless charging features that boast enhanced safety, faster detection, and improved energy efficiency, leading to a better user experience and stronger brand reputation.\n2.  **Automotive:** Wireless charging in vehicles is becoming increasingly common. This patent's robust load detection is crucial for safety in a confined space, ensuring only legitimate devices are charged and preventing hazards from metallic objects or even passengers' belongings. It enables more reliable and intelligent in-car charging solutions.\n3.  **Smart Home and IoT (Internet of Things):** As smart homes become more integrated, devices will increasingly rely on seamless wireless power. This technology provides the intelligence needed for smart furniture (e.g., charging tables) or embedded charging surfaces to operate efficiently and safely within a complex ecosystem of connected devices.\n4.  **Medical Devices:** In medical environments, safety and reliability are paramount. Precise load detection can be critical for sterile, safe charging of medical instruments or wearables, minimizing risks and ensuring proper functionality.\n5.  **Industrial Applications:** For industrial sensors, robotics, or tools that benefit from wireless power, this patent offers the robust detection needed for reliable operation in challenging environments, reducing downtime and maintenance.\n\nKeywords: industry impact, wireless charging applications, consumer electronics, automotive tech, smart home, IoT, medical devices, industrial wireless power, Method for Detecting Load in Wireless Charging Priority industries.","question":"What industries will Method for Detecting Load in Wireless Charging Priority impact?"},{"answer":"The patent **Method for Detecting Load in Wireless Charging Priority** (US-9853481) has a clear timeline in its filing and publication history. The **Filing Date** for this patent was **2015-02-19**.\n\nThe **Publication Date** (which typically indicates when the patent was granted and publicly disclosed) for this invention was **2017-12-26**.\n\nThis timeline shows a period of approximately two years and ten months from the initial filing to its publication, which is a fairly standard duration for patent examination and grant processes in the United States. The filing date marks when the invention was first submitted to the patent office, establishing its priority, while the publication date signifies when it officially entered the public domain as a granted patent, allowing its methods to be understood and potentially licensed or built upon by others (while respecting the patent holder's rights).\n\nKeywords: patent filing date, publication date, US-9853481, patent timeline, wireless charging patent history, Method for Detecting Load in Wireless Charging Priority dates.","question":"When was Method for Detecting Load in Wireless Charging Priority filed/granted?"},{"answer":"The commercial applications of the **Method for Detecting Load in Wireless Charging Priority** are vast and diverse, driven by its ability to deliver safer, more efficient, and intelligent wireless power transfer. This patent is a foundational technology that can be integrated into a wide range of products and services:\n\n1.  **Premium Wireless Chargers:** Manufacturers can differentiate their charging pads, stands, and integrated furniture solutions by marketing them as 'smart chargers' with superior safety (FOD/LOD) and energy efficiency features.\n2.  **Integrated Smart Devices:** Smartphones, smartwatches, earbuds, and other wearables can integrate this detection method into their internal charging coils and logic, enhancing their compatibility and safety with various charging surfaces.\n3.  **Automotive Charging Solutions:** In-car wireless charging systems can leverage this patent for reliable and safe charging of mobile devices, preventing issues with keys, coins, or other objects left on the charging tray.\n4.  **Smart Furniture and Surfaces:** Tables, desks, and countertops with embedded wireless charging capabilities can use this technology to ensure power is only delivered to legitimate devices, making them smarter and safer for everyday use.\n5.  **Public Charging Infrastructure:** Airports, cafes, hotels, and offices can deploy public wireless charging spots that are highly efficient and safe, only activating when a valid device is detected.\n6.  **Medical and Industrial Equipment:** For specialized tools or instruments requiring wireless power, this patent provides the precision and reliability needed for critical applications where safety and consistent operation are paramount.\n\nKeywords: commercial applications, wireless charging products, smart charging solutions, automotive charging, smart furniture, public charging, Method for Detecting Load in Wireless Charging Priority uses.","question":"What are the commercial applications of Method for Detecting Load in Wireless Charging Priority?"},{"answer":"The **Method for Detecting Load in Wireless Charging Priority** lays a robust foundation for numerous future developments in wireless charging technology. Its core principle of precise waveform analysis opens the door to capabilities far beyond simple load detection:\n\n1.  **Advanced Device Identification & Authentication:** Future systems could use unique waveform 'signatures' not just to detect a device, but to identify its specific model, battery status, or even authenticate it for secure power transfer. This could enable personalized charging profiles or restricted access to power.\n2.  **Dynamic Power Allocation & Prioritization:** With the ability to precisely identify multiple devices on a single charging surface, future chargers could dynamically allocate power based on individual device needs, battery levels, or user-defined priorities.\n3.  **Real-time Environmental Adaptation:** The system could evolve to adapt its predetermined waveforms and analysis algorithms in real-time to optimize detection accuracy in varying electromagnetic environments or with new device types.\n4.  **Integrated Feedback Loops:** Waveform analysis could provide continuous feedback during charging, allowing for more precise power control, optimization of charging speeds, and monitoring of battery health without additional communication protocols.\n5.  **Ubiquitous Wireless Power Grids:** As wireless power becomes more widespread, this patent's technology could be a cornerstone for 'smart' power grids in homes or public spaces, where devices are seamlessly detected and charged as they move through an area, creating truly autonomous energy management.\n\nKeywords: future wireless charging, technological advancements, smart power grids, device authentication, dynamic power allocation, Method for Detecting Load in Wireless Charging Priority future.","question":"What are the future developments expected for Method for Detecting Load in Wireless Charging Priority?"}],"topics":["Method for Detecting Load in Wireless Charging Priority","wireless charging detection","patent US-9853481","waveform analysis","smart wireless charging","technical","background","imperative"],"tech_cluster":null},"seo":{"title":"Method for Detecting Load in Wireless Charging Priority - Patent US-9853481","description":"Discover the Method for Detecting Load in Wireless Charging Priority patent: a revolutionary approach to smart, safe, and efficient wireless charging detection.","keywords":["Method for Detecting Load in Wireless Charging Priority","wireless charging detection","patent US-9853481","waveform analysis","smart wireless charging","load detection technology","wireless power efficiency","foreign object detection","wireless charging safety","power transfer innovation","charging priority","electromagnetic sensing"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9853481","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-9853481","citation_suggestion":"Patentable. \"Method for detecting load in wireless charging priority\" (US-9853481). https://patentable.app/patents/US-9853481","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9853481","json":"https://patentable.app/api/llm-context/US-9853481","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T03:53:55.758Z"}