{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9853478","patent":{"patent_number":"US-9853478","title":"Low power detection of wireless power devices","assignee":null,"inventors":[],"filing_date":"2011-02-17T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H02J","H02J","H02J","H02J","H02J"],"num_claims":24,"abstract":"Exemplary embodiments are directed to detection and validation of wirelessly chargeable devices positioned within a charging region of a wireless power transmitter. A device may include a wireless power transmitter configured detect a change in at least one parameter at the transmitter. The transmitter may further be configured to determine whether at least one valid chargeable device is positioned within a charging region of the transmitter upon detecting the change in the at least one parameter."},"analysis":{"summary":"The patent, \"Low Power Detection of Wireless Power Devices\" (US-9853478), introduces a sophisticated and highly efficient method for detecting and validating wirelessly chargeable devices within a charging region. At its core, this innovation addresses the significant problem of energy waste prevalent in traditional wireless power transmitters, which often consume power continuously or perform high-power scans even when no device is present.\n\nThe core innovation lies in a two-stage process. First, the wireless power transmitter is configured to detect a subtle change in at least one internal parameter. This initial detection occurs at a significantly low power level, essentially 'sniffing' for any alteration in its electrical characteristics (e.g., impedance, resonance frequency) that indicates an object has entered the charging field. This intelligent sensing avoids the constant energy drain of always-on systems.\n\nUpon detecting such a change, the system proceeds to the second stage: intelligent validation. During this phase, the transmitter determines whether the detected object is a *valid wirelessly chargeable device*. This validation might involve a brief, low-power handshake, a signature analysis, or a specific communication protocol to confirm compatibility. Only after successful validation does the transmitter activate full power for the actual charging process.\n\nThis technical approach offers substantial business value. It dramatically reduces standby power consumption, leading to more energy-efficient products and lower operating costs for users. It also enhances safety by preventing the accidental delivery of power to foreign metallic objects, which can cause overheating. For manufacturers, this provides a competitive advantage by enabling greener, safer, and smarter wireless charging solutions.\n\nThe market opportunity for this technology is vast, spanning consumer electronics (smartphones, wearables), smart home devices, automotive charging, and industrial applications. As wireless power becomes more ubiquitous, the demand for efficient and intelligent power management will only grow, positioning this patent as a foundational element for the next generation of sustainable wireless charging ecosystems.","layman_explanation":"### What Problem Does This Solve?\n\nImagine your phone charger, but without the wires. You just place your phone on a pad, and it magically charges. Sounds great, right? However, there's a hidden problem: most of these wireless charging pads are like a light switch that's always 'on' in a room, even when no one's there. They're constantly listening or sending out tiny signals, just in case a phone shows up. This 'always-on' state, even if it's low-level, consumes electricity unnecessarily. It's a small drain for one charger, but multiply that by millions of devices globally, and you have a significant amount of wasted energy. Furthermore, if you accidentally place your car keys or a metal coin on the pad, older systems might try to charge them, potentially causing them to heat up dangerously. The core issue is inefficient, unintelligent device detection and validation.\n\n### How Does It Work?\n\nThe patent, \"Low Power Detection of Wireless Power Devices,\" introduces a clever, two-step approach to solve this. Think of your wireless charger as a smart guard dog. Instead of barking constantly (wasting energy), it first has a super sensitive 'whisper mode' ear. In this whisper mode, it's not actively sending out big signals; it's passively listening for any tiny change around it. For instance, when you place *anything* on the pad, it subtly changes the electrical 'feel' of the pad, like a ripple in a pond. The guard dog's 'whisper ear' detects this ripple at very low energy.\n\nOnce it detects that initial ripple, it doesn't immediately start barking (charging). Instead, it shifts to a slightly more active, but still energy-efficient, 'sniff and identify' mode. Here, it asks: 'Is this a friendly visitor (a valid phone that needs charging) or just a random squirrel (your keys)?' It might send a quick, tiny digital handshake signal, like a secret password, to see if the object responds correctly. Only if it confirms it's a valid, friendly device that needs power does the guard dog start barking (sending full charging power). If it's just a squirrel, it goes back to its quiet whisper mode, saving its energy.\n\n### Why Does This Matter?\n\nThis innovation has significant implications for businesses and consumers alike. For consumers, it means wireless chargers that are truly energy-efficient. Your charging pad won't be a hidden energy vampire, reducing your electricity bill and your environmental footprint. It also means safer charging, as the system intelligently avoids heating up non-chargeable metallic objects. The user experience becomes seamless: place a device, and it charges, without unnecessary power emissions beforehand.\n\nFor businesses, particularly manufacturers of consumer electronics, smart home devices, and even electric vehicles, this patent provides a crucial competitive edge. They can market products as 'eco-friendly,' 'smart-sensing,' and 'safer' – features increasingly valued by today's consumers. It reduces the cost associated with standby power and minimizes potential liability from safety incidents. This technology paves the way for smarter furniture, public charging stations, and industrial applications where efficient, on-demand power is critical. It's not just about charging; it's about intelligent energy management that can drive market adoption and create new product categories.\n\n### What's Next?\n\nThis technology is a foundational step towards a future where all our devices communicate and interact with power sources intelligently. We can expect to see widespread adoption in new wireless charging products, influencing industry standards for efficiency and safety. Future applications could include dynamic multi-device charging pads that identify and optimize power delivery for several different gadgets simultaneously, or even smart infrastructure that only activates power zones when a compatible device is detected. For investors, this represents an opportunity in a rapidly growing market segment that prioritizes sustainability and smart technology.","technical_analysis":"The patent \"Low Power Detection of Wireless Power Devices\" (US-9853478) outlines a crucial advancement in wireless power transfer (WPT) technology, specifically addressing the inefficiencies inherent in device detection and validation. The technical architecture revolves around an intelligent, multi-stage detection paradigm, moving beyond simplistic 'always-on' or periodic high-power polling methods.\n\n**Technical Architecture and Core Mechanism:**\nAt the heart of this invention is a wireless power transmitter (WPTx) designed with enhanced sensing capabilities. Unlike prior art, which might continuously emit a low-power beacon or periodically burst high-power signals to detect a receiver, this system employs a more nuanced approach. The WPTx is configured to detect a *change in at least one parameter* within its operational environment. This initial detection phase is designed to operate at an extremely low power level, minimizing quiescent power consumption.\n\n**Implementation Details and Parameter Monitoring:**\nThe 'change in parameter' can manifest in various electrical and electromagnetic characteristics of the WPTx itself. For instance:\n\n1.  **Impedance/Admittance Monitoring:** The presence of a foreign object, particularly a resonant receiver, within the charging region will alter the effective load impedance seen by the WPTx's resonant tank circuit. The system continuously monitors its output impedance or reflected power (e.g., Voltage Standing Wave Ratio - VSWR) at a very low excitation level. A significant deviation from a baseline 'no-device' impedance signature triggers the next stage.\n2.  **Resonance Frequency Shift Detection:** A wirelessly chargeable device, especially one employing resonant inductive coupling, will introduce a perturbation to the WPTx's resonant frequency. The system can employ a frequency tracking loop or sweep a narrow band of frequencies at low power to detect shifts indicative of coupling.\n3.  **Q-Factor Analysis:** The quality factor (Q) of the WPTx coil changes when a load is coupled. Monitoring changes in Q at low power can serve as a detection mechanism.\n4.  **Magnetic Field Perturbation Sensing:** Integrated magnetic field sensors (e.g., Hall effect sensors, fluxgate magnetometers) within or near the WPTx coil can detect localized changes in the magnetic field distribution caused by the introduction of a device.\n\n**Algorithm Specifics and Validation Protocol:**\nUpon detecting a statistically significant change in one or more of these parameters, the WPTx transitions from the low-power monitoring state to a **validation phase**. This phase is critical to differentiate between a valid chargeable device and non-chargeable foreign objects (FOD, Foreign Object Detection). The validation protocol may involve:\n\n*   **Low-Power Handshake Communication:** The WPTx emits a low-power communication signal (e.g., using Amplitude Shift Keying (ASK) or Frequency Shift Keying (FSK) modulation) to establish a digital handshake with a potential receiver. A valid receiver will respond with its identification and power requirements.\n*   **Load Characterization:** The WPTx applies a short, controlled test pulse or low-power sweep and analyzes the electrical response (e.g., transient response, frequency response). This allows the system to characterize the load's inductive and resistive components, confirming if it matches the profile of a known, valid receiver.\n*   **Signature Matching:** Pre-stored 'signatures' (e.g., impedance curves, resonant frequencies) of valid devices can be compared against the real-time measurements from the detected object.\n\nOnly if the validation is successful does the WPTx then ramp up its power output to initiate full wireless charging. If validation fails, the system reverts to its low-power monitoring state.\n\n**Integration Patterns and Performance Characteristics:**\nThis system can be integrated into existing wireless power standards (e.g., Qi, AirFuel) as an enhanced detection front-end. It would typically reside in the power management unit (PMU) or a dedicated controller ASIC of the WPTx. Performance characteristics include:\n\n*   **Reduced Standby Power:** A primary benefit, significantly lowering the overall power consumption of the WPTx when idle.\n*   **Faster, More Reliable Detection:** While involving two steps, the low-power detection is continuous, enabling near-instantaneous response once an object is placed, followed by rapid validation.\n*   **Enhanced FOD (Foreign Object Detection):** The validation step inherently improves FOD capabilities by ensuring power is only delivered to compatible devices, preventing heating of metallic foreign objects.\n*   **Robustness:** Less susceptible to false positives or negatives compared to simpler detection methods.\n\n**Code-Level Implications:**\nImplementing this technology would involve firmware on a microcontroller or digital signal processor (DSP) to:\n\n*   Continuously sample analog parameters (e.g., voltage, current, phase) from the resonant tank circuit.\n*   Apply digital signal processing (DSP) algorithms for noise filtering, baseline tracking, and anomaly detection.\n*   Execute state machines to manage transitions between low-power monitoring, detection, validation, and full-power charging modes.\n*   Implement communication protocols for device handshake and power negotiation.\n\nIn essence, Low Power Detection of Wireless Power Devices represents a sophisticated blend of analog sensing, digital signal processing, and intelligent control, paving the way for truly adaptive and energy-efficient wireless power ecosystems.","business_analysis":"The patent \"Low Power Detection of Wireless Power Devices\" (US-9853478) presents a significant business opportunity by addressing critical inefficiencies and safety concerns in the rapidly expanding wireless power market. This innovation is poised to capture substantial market share by offering superior performance and sustainability compared to existing solutions.\n\n**Market Opportunity Size:**\nThe global wireless charging market is projected to grow exponentially, driven by the increasing adoption of smartphones, wearables, IoT devices, and electric vehicles. Valued at billions of dollars, this market demands more efficient, safer, and user-friendly solutions. Current wireless charging pads often suffer from 'phantom load' or 'vampire drain,' consuming power even when no device is present. This patent directly tackles this inefficiency, opening up a vast market for 'smart' and 'eco-friendly' charging solutions across consumer, industrial, and automotive sectors.\n\n**Competitive Advantages:**\nThis invention provides several distinct competitive advantages:\n\n1.  **Superior Energy Efficiency:** By implementing a low-power detection and validation process, the system drastically reduces idle power consumption. This translates to lower electricity bills for end-users and a smaller carbon footprint, appealing to environmentally conscious consumers and businesses seeking green technologies. This differentiation can be a powerful marketing tool.\n2.  **Enhanced Safety:** The intelligent validation step ensures that power is only delivered to legitimate, wirelessly chargeable devices. This significantly mitigates the risk of heating foreign metallic objects (FOD), a major safety concern in current wireless charging systems. Products incorporating this patent can boast higher safety ratings and reduced liability.\n3.  **Improved User Experience:** The system offers seamless, near-instantaneous charging activation only when a valid device is detected, eliminating the guesswork or unnecessary power emissions of less intelligent chargers. This creates a more intuitive and reliable user experience.\n4.  **Cost Savings for Manufacturers:** While initial R&D might involve integrating advanced sensing, the long-term benefits include reduced warranty claims due to FOD issues and potentially simpler power management circuits in the future, as constant high-power monitoring is no longer required.\n\n**Revenue Potential and Business Models:**\nCompanies can leverage this patent through various business models:\n\n*   **Licensing:** Technology companies specializing in wireless power solutions can license this patent to a broad range of manufacturers (consumer electronics, automotive, furniture, industrial equipment).\n*   **Product Differentiation:** Manufacturers can integrate this technology into their own products, marketing them as 'eco-smart,' 'ultra-efficient,' or 'safe-charge' devices, commanding premium pricing.\n*   **Standardization:** This innovative approach could influence future wireless power standards, positioning the patent holder as a key player in shaping the industry's direction.\n\n**Strategic Positioning:**\nThis patent allows companies to strategically position themselves as leaders in sustainable technology and intelligent power management. It shifts the focus from merely providing wireless power to providing *smart, efficient, and safe* wireless power. This aligns with global trends towards energy conservation and smart IoT ecosystems.\n\n**ROI Projections:**\nInvesting in or licensing this technology offers a strong return on investment. The ability to reduce idle power consumption by potentially 90% or more (depending on implementation) translates to tangible savings for end-users, driving adoption. For manufacturers, the enhanced safety reduces recall risks and builds brand trust. The market for energy-efficient electronics is growing, and products with clear environmental benefits often see accelerated adoption and command higher price points. Companies like Apple, Samsung, and furniture manufacturers integrating wireless charging would find significant value in this innovation, improving their product lines and meeting evolving consumer expectations for smarter, greener tech.","faqs":[{"answer":"Low Power Detection of Wireless Power Devices is a patented technology (US-9853478) that introduces an innovative method for efficiently detecting and validating wirelessly chargeable devices. At its core, this invention addresses the common problem of energy waste in traditional wireless power transmitters, which often consume power even when no device is present or when an incompatible object is placed on the charging surface.\n\nThe system operates by first performing an ultra-low-power detection to sense any change in its environment, such as when an object is introduced into the charging region. This initial 'sniffing' ensures minimal energy consumption. Following this, if a change is detected, the system proceeds to an intelligent validation phase to confirm that the object is indeed a legitimate, wirelessly chargeable device.\n\nOnly after successful validation does the transmitter activate its full power output for charging. This two-stage process makes wireless charging significantly more energy-efficient, safer, and smarter than conventional 'always-on' or high-power scanning methods.\n\nKey aspects of this technology include its focus on reducing standby power consumption, enhancing safety through robust foreign object detection, and improving the overall user experience by ensuring power is only delivered when and where it's truly needed. It represents a significant step forward in sustainable wireless power solutions. **Keywords**: wireless power detection, low power charging, device validation, energy efficiency, patent US-9853478.","question":"What is Low Power Detection of Wireless Power Devices?"},{"answer":"The Low Power Detection of Wireless Power Devices patent describes a clever two-step process to intelligently manage wireless power transfer. First, the wireless power transmitter operates in a very low-power, 'sensing' mode.\n\nIn this initial phase, it doesn't actively broadcast strong signals. Instead, it subtly monitors its own internal electrical parameters, such as impedance, resonance frequency, or reflected power. When *any* object is placed within the charging region, it causes a minute, detectable change in these parameters. The system is designed to detect these subtle ripples at an incredibly low energy cost, effectively indicating 'something is here.'\n\nOnce a change is detected, the system doesn't immediately initiate full power. Instead, it moves to a crucial second phase: intelligent validation. During this phase, it performs a more active, but still controlled, check to determine if the detected object is a *valid wirelessly chargeable device*. This can involve a low-power digital handshake communication (where the device identifies itself) or an analysis of the object's unique electrical 'signature' to confirm compatibility. Only if the object passes this validation does the transmitter then ramp up to full power for efficient charging. If not, it reverts to its low-power sensing mode, saving energy and preventing accidental power delivery to non-chargeable items. **Keywords**: wireless power operation, two-stage detection, parameter monitoring, device validation, intelligent charging, power management.","question":"How does Low Power Detection of Wireless Power Devices work?"},{"answer":"Low Power Detection of Wireless Power Devices (US-9853478) primarily solves two major problems prevalent in the wireless charging industry: energy waste and safety concerns.\n\nFirstly, it tackles the issue of **energy waste** from 'vampire drain' or 'phantom load.' Traditional wireless chargers often consume power continuously or perform frequent high-power scans to detect devices, even when the charging pad is empty. This results in significant energy inefficiency over time, contributing to higher electricity bills and a larger carbon footprint. This invention drastically reduces standby power consumption by ensuring the charger only expends significant energy when a valid device is confirmed to be present.\n\nSecondly, it enhances **safety** through robust Foreign Object Detection (FOD). Many existing systems can mistakenly attempt to charge metallic foreign objects (like keys or coins) placed on the pad, leading to dangerous overheating. The intelligent validation step in this patent ensures that power is only delivered to legitimate, compatible devices, effectively preventing such hazards. By addressing these critical issues, this patent makes wireless charging more sustainable, safer, and ultimately more reliable. **Keywords**: energy waste, phantom load, foreign object detection, wireless charging safety, efficiency problem, sustainable power.","question":"What problem does Low Power Detection of Wireless Power Devices solve?"},{"answer":"The patent for Low Power Detection of Wireless Power Devices (US-9853478) was filed on February 17, 2011, and subsequently granted on December 26, 2017. The inventors associated with this groundbreaking technology are not listed in the provided patent data. However, the innovation itself, as described in the patent, reflects a deep understanding of wireless power transfer principles and a forward-thinking approach to energy management.\n\nTypically, such patents are the result of extensive research and development efforts by teams of engineers and scientists within companies or research institutions. While the specific individuals are not provided, their collective expertise in electrical engineering, power electronics, and embedded systems design would have been crucial in conceiving and detailing the sophisticated two-stage detection and validation process.\n\nThis invention demonstrates a commitment to improving the fundamental efficiency and safety of wireless power systems, showcasing the kind of innovative spirit that drives technological progress in the field. **Keywords**: patent inventors, US-9853478, patent filing date, publication date, wireless power research, innovation.","question":"Who invented Low Power Detection of Wireless Power Devices?"},{"answer":"The Low Power Detection of Wireless Power Devices patent offers several compelling benefits that significantly enhance the wireless charging experience and its overall impact:\n\n**1. Drastically Reduced Energy Consumption:** By employing a low-power detection and intelligent validation process, the system minimizes 'vampire drain' or standby power. This means wireless chargers consume significantly less electricity when idle, leading to lower energy bills for consumers and a reduced carbon footprint for the environment.\n\n**2. Enhanced Safety:** The intelligent validation step ensures that power is only supplied to legitimate, wirelessly chargeable devices. This prevents the dangerous heating of metallic foreign objects (FOD) mistakenly placed on the charging pad, making the technology safer for users and their surroundings.\n\n**3. Improved User Experience:** The system provides a seamless and intuitive experience. Users can place their devices on the charger, knowing that power will be activated instantly and efficiently, without unnecessary power emissions beforehand. This builds trust and reliability in wireless charging solutions.\n\n**4. Competitive Advantage for Manufacturers:** For companies integrating this technology, it offers a strong differentiator in the market. They can offer products that are not only convenient but also demonstrably more energy-efficient and safer, appealing to a growing segment of environmentally and safety-conscious consumers. This innovation positions products at the forefront of sustainable technology. **Keywords**: wireless charging benefits, energy saving, enhanced safety, user experience, competitive advantage, sustainable technology.","question":"What are the key benefits of Low Power Detection of Wireless Power Devices?"},{"answer":"Low Power Detection of Wireless Power Devices significantly differentiates itself from prior art in wireless charging primarily through its unique two-stage, intelligent approach to device detection and validation.\n\nTraditional prior art systems often rely on either continuous low-power beaconing or periodic high-power sweeps. Continuous beaconing, while responsive, results in constant energy drain. Periodic sweeps, conversely, consume bursts of power and introduce detection latency. Both methods often lack sophisticated validation, meaning they might react to any object, not just valid chargeable devices, leading to inefficiencies and safety risks with foreign metallic objects (FOD).\n\nThis invention, however, first detects *any* parameter change (e.g., impedance shift) at an *ultra-low power level*, signifying an object's presence. This initial 'sniffing' consumes minimal energy. Crucially, it then proceeds to a dedicated, intelligent validation phase to confirm the object is a *valid, chargeable device* before initiating full power. This two-step, discerning process is a significant improvement over less intelligent, more power-hungry detection methods, ensuring energy is conserved and safety is paramount. **Keywords**: prior art comparison, wireless charging differentiation, two-stage detection, intelligent validation, energy efficiency, FOD improvement.","question":"How is Low Power Detection of Wireless Power Devices different from prior art?"},{"answer":"Low Power Detection of Wireless Power Devices (US-9853478) is poised to have a transformative impact across a wide range of industries due to its fundamental improvements in efficiency and safety for wireless power transfer.\n\n**1. Consumer Electronics:** This is perhaps the most immediate impact area, affecting manufacturers of smartphones, smartwatches, earbuds, and other portable devices. It enables more energy-efficient and safer charging pads and integrated charging solutions for home and personal use.\n\n**2. Smart Home and IoT:** The technology is ideal for smart furniture (desks, nightstands with integrated chargers), smart appliances, and various Internet of Things (IoT) devices. It allows these systems to intelligently manage power, activating charging zones only when a valid device is detected, contributing to overall smart home energy efficiency.\n\n**3. Automotive:** In-car wireless charging systems for passenger devices can become much smarter and safer. Furthermore, future electric vehicle (EV) charging infrastructure, whether static or dynamic, could benefit from intelligent detection and validation to optimize power delivery and ensure safety.\n\n**4. Industrial and Commercial:** Public charging stations, office environments, and even industrial settings where tools or sensors might be wirelessly powered can leverage this patent for robust, efficient, and safe power management. The ability to precisely identify and validate devices minimizes energy waste in large-scale deployments. **Keywords**: industry impact, consumer electronics, smart home, IoT, automotive charging, industrial applications, wireless power market.","question":"What industries will Low Power Detection of Wireless Power Devices impact?"},{"answer":"The patent for \"Low Power Detection of Wireless Power Devices\" was officially filed on **February 17, 2011**, under the patent number US-9853478. This marks the date when the detailed invention was submitted to the patent office for examination.\n\nFollowing a thorough examination process, the patent was subsequently granted and published on **December 26, 2017**. The publication date signifies when the patent document became publicly available, detailing the claims, abstract, and full description of the invention.\n\nThe period between the filing and publication dates highlights the rigorous review and approval process involved in securing intellectual property rights for complex technological innovations. The granting of this patent solidifies its legal protection and recognizes its unique contribution to the field of wireless power transfer, particularly in enhancing device detection and validation mechanisms. **Keywords**: patent filing date, patent publication date, US-9853478, patent timeline, intellectual property, wireless power history.","question":"When was Low Power Detection of Wireless Power Devices filed/granted?"},{"answer":"The commercial applications of Low Power Detection of Wireless Power Devices (US-9853478) are extensive and diverse, promising to enhance efficiency and safety across numerous product categories and industries.\n\n**1. Consumer Wireless Chargers:** This technology can be integrated into all types of consumer charging pads for smartphones, smartwatches, earbuds, and other wearables, creating more energy-efficient and safer products that stand out in the market.\n\n**2. Smart Furniture:** Desks, nightstands, kitchen counters, and other furniture pieces with integrated wireless charging can leverage this patent to provide on-demand power only when a valid device is detected, contributing to smart home energy management.\n\n**3. Public Charging Stations:** Airports, cafes, libraries, and other public spaces can deploy charging stations that are truly energy-efficient, activating power only when a user places a compatible device, reducing overhead costs.\n\n**4. Automotive In-Cabin Charging:** Vehicles can offer smarter and safer wireless charging for passenger devices, preventing accidental power delivery to metallic items and optimizing power distribution.\n\n**5. Industrial Tools and Sensors:** In factory or warehouse settings, wirelessly powered tools, sensors, or automated guided vehicles (AGVs) can benefit from precise, low-power detection and validation, ensuring efficient operation and reducing energy consumption in large-scale industrial deployments.\n\n**6. Medical Devices:** Certain medical devices requiring wireless power could integrate this technology for enhanced safety and controlled power delivery, ensuring only authorized devices receive charge. **Keywords**: commercial applications, wireless charging products, smart furniture, public charging, automotive charging, industrial wireless power, medical devices.","question":"What are the commercial applications of Low Power Detection of Wireless Power Devices?"},{"answer":"The foundational principles laid out in the Low Power Detection of Wireless Power Devices patent (US-9853478) are expected to drive significant future developments in wireless power transfer, leading to even more sophisticated and integrated systems.\n\n**1. Advanced Multi-Device, Multi-Standard Charging:** Future iterations could see charging pads that not only detect and validate multiple devices simultaneously but also intelligently identify different charging standards (e.g., Qi, AirFuel) and dynamically optimize power delivery for each, all initiated by ultra-low-power sensing.\n\n**2. AI and Machine Learning Integration:** Machine learning algorithms could be employed to continuously refine the detection and validation process, learning device-specific signatures, environmental variables, and user patterns to enhance accuracy, efficiency, and adaptability over time. This would make the system even more 'intelligent.'\n\n**3. Seamless Integration into Infrastructure:** The technology could enable wireless power to be invisibly integrated into entire environments—floors, walls, ceilings—where power is delivered precisely when and where a validated device requires it, creating truly adaptive and ubiquitous power grids.\n\n**4. Combination with Energy Harvesting:** The ultra-low-power detection capabilities could be combined with ambient energy harvesting techniques, allowing chargers to operate with near-zero standby power, only drawing from the grid when active charging is required, pushing the boundaries of energy independence. **Keywords**: future developments, wireless power trends, AI in charging, smart infrastructure, multi-device charging, energy harvesting, adaptive power systems.","question":"What are the future developments expected for Low Power Detection of Wireless Power Devices?"}],"topics":["low power detection of wireless power devices","wireless power efficiency","device detection patent","smart charging technology","wireless power validation","proliferation","wireless","power"],"tech_cluster":null},"seo":{"title":"Low Power Detection of Wireless Power Devices - Patent US-9853478","description":"Discover the patent for Low Power Detection of Wireless Power Devices: innovative, low-power detection and validation for efficient wireless charging. Reduces idle power & enhances safety.","keywords":["low power detection of wireless power devices","wireless power efficiency","device detection patent","smart charging technology","wireless power validation","energy saving wireless charging","patent US-9853478","H02J patent","wireless power transfer innovation","sustainable wireless charging","FOD wireless charging"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9853478","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-9853478","citation_suggestion":"Patentable. \"Low power detection of wireless power devices\" (US-9853478). https://patentable.app/patents/US-9853478","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9853478","json":"https://patentable.app/api/llm-context/US-9853478","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T15:58:39.729Z"}