{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9853463","patent":{"patent_number":"US-9853463","title":"Battery monitoring and control integrated circuit and battery system","assignee":null,"inventors":[],"filing_date":"2016-04-29T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H02J","H02J","H02J"],"num_claims":4,"abstract":"A battery monitoring and control integrated circuit is connected to a cell group having a plurality of series-connected single cells for monitoring and controlling the single cells, and includes: a first start input terminal for connecting to a DC signal generation circuit which generates a DC signal based on an AC start signal input from the outside; a start detection unit which detects the DC signal and activates the battery monitoring and control integrated circuit; and a start output unit which outputs the AC start signal to the outside after the activation of the battery monitoring and control integrated circuit."},"analysis":{"summary":"The **Battery Monitoring and Control Integrated Circuit and Battery System** patent (US-9853463) presents a sophisticated solution for enhancing the activation and ongoing management of multi-cell battery systems. At its core, this invention describes an integrated circuit (IC) specifically designed to monitor and control a group of series-connected single cells, crucial for applications ranging from portable electronics to electric vehicles.\n\nThe primary problem this patent addresses is the need for a robust, reliable, and intelligent startup mechanism for battery management systems. Traditional approaches can be complex, susceptible to noise, and may not initiate comprehensive cell monitoring immediately upon power-up, creating potential safety and performance vulnerabilities.\n\nThis technology's key technical approach involves a unique three-part startup sequence. It begins with a first start input terminal that connects to a DC signal generation circuit. This circuit takes an external AC start signal and converts it into a DC signal. An internal start detection unit then identifies this specific DC signal, which triggers the activation of the entire battery monitoring and control integrated circuit. Once activated, a start output unit can then re-transmit the AC start signal externally, confirming the successful internal initialization. This AC-DC-AC signaling sequence ensures a controlled, verified, and noise-resistant startup.\n\nThe business value and applications of this innovation are substantial. By providing a more reliable and efficient startup, this patent can significantly improve the safety and longevity of battery packs. It simplifies system design by embedding critical startup logic within a single IC, reducing component count and board space. This makes it highly valuable for manufacturers in electric vehicles, consumer electronics, industrial equipment, and renewable energy storage, where robust battery management is paramount. The market opportunity lies in offering a foundational technology that enhances the performance and trustworthiness of battery-powered devices across numerous sectors, fostering greater adoption of advanced battery systems.","layman_explanation":"### What Problem Does This Solve?\nImagine you're managing a fleet of electric delivery vans, or perhaps a large-scale energy storage facility for a smart grid. Each of these systems relies on hundreds, if not thousands, of individual battery cells working in perfect harmony. A critical challenge arises right at the beginning: how do you reliably and safely power up these complex battery packs? Existing solutions can be clunky; they might involve complicated external circuits, or they might not start monitoring every single battery cell precisely from the very first moment. This creates risks: a faulty cell could go unnoticed during startup, or the entire system could experience delays or even failures due to an unreliable power-on sequence. In essence, the problem is ensuring a 'smart start' and immediate, comprehensive oversight for multi-cell battery systems, which current methods often fall short of delivering consistently.\n\n### How Does It Work?\nThe **Battery Monitoring and Control Integrated Circuit and Battery System** patent introduces an elegant, integrated solution to this problem. Think of it like a highly intelligent gatekeeper for your battery system. When it's time to power up, an external 'Go' signal (an AC signal, like a common household electricity signal) is sent. This signal isn't directly used to activate the system; instead, it goes to a special circuit that converts it into a very specific, internal 'secret code' (a DC signal). The integrated circuit (IC) has a dedicated 'secret code detector.' Only when this detector recognizes the correct 'secret code' does the entire battery monitoring and control system fully wake up and become active. Once awake, it immediately starts overseeing every individual battery cell, checking their health and performance. As a final step, the IC then sends a 'We're Ready!' signal (the original AC signal or a confirmation) back out to the rest of the system, confirming its successful and safe activation. This multi-step, self-verifying process ensures that the battery system is always brought online in a controlled, intelligent, and reliable manner.\n\n### Why Does This Matter?\nThis innovation matters significantly because it directly impacts the safety, reliability, and efficiency of virtually any product powered by multi-cell batteries. For electric vehicles, it means a more robust and faster startup, potentially extending battery life and reducing the risk of unexpected failures. For consumer electronics, it can lead to more reliable devices and simplified manufacturing. In large-scale energy storage, this ensures critical infrastructure comes online smoothly, preventing costly downtime and enhancing grid stability. The ability to embed this sophisticated startup logic directly into a single chip also simplifies product design for manufacturers, reducing costs and accelerating market entry. Ultimately, this technology offers a foundational improvement that translates into higher customer satisfaction, reduced warranty claims, and a stronger competitive edge for companies adopting this approach.\n\n### What's Next?\nThe future implications of this patent are vast. We can expect to see this kind of intelligent battery startup and monitoring become a standard feature in next-generation battery management systems. It paves the way for even more autonomous battery systems that can self-diagnose and optimize their performance with minimal human intervention. As the world increasingly relies on battery power, from smart homes to sustainable energy grids, this technology will play a crucial role in ensuring that these power sources are not just powerful, but also consistently safe, smart, and dependable. For investors, this represents a key enabling technology in a rapidly expanding market, offering a strong return on investment for companies that license or implement it.","technical_analysis":"The **Battery Monitoring and Control Integrated Circuit and Battery System** patent (US-9853463) details a novel integrated circuit (IC) architecture designed to provide robust startup and comprehensive monitoring for multi-cell battery systems. This technical analysis will dissect the core components, operational principles, and engineering implications of this pivotal invention.\n\n**Technical Architecture and Core Components:**\nAt the fundamental level, the system comprises a battery monitoring and control integrated circuit connected to a cell group. This cell group is characterized by a plurality of series-connected single cells, a common configuration in high-voltage battery packs. The IC itself integrates several critical functional blocks:\n1.  **First Start Input Terminal:** This is the primary interface for initiating the IC's operation. It is designed to connect to an external DC signal generation circuit.\n2.  **DC Signal Generation Circuit (External):** Although external to the core IC, this circuit is integral to the system's operation. It receives an AC start signal from an external source and converts it into a stable DC signal.\n3.  **Start Detection Unit:** Residing within the battery monitoring and control integrated circuit, this unit is tasked with detecting the specific DC signal provided by the external generation circuit. It acts as a gatekeeper, ensuring that the IC is only activated under controlled conditions.\n4.  **Core Monitoring and Control Logic:** Once activated by the start detection unit, this block becomes operational. It encompasses all the necessary circuitry for monitoring individual cell voltages, temperatures, currents, state-of-charge (SoC), and state-of-health (SoH), as well as implementing protection and balancing algorithms.\n5.  **Start Output Unit:** This unit is responsible for outputting the original AC start signal (or a derived confirmation signal) back to the outside world *after* the IC has been successfully activated. This serves as a vital feedback mechanism.\n\n**Implementation Details and Algorithm Specifics:**\nThe operational flow is a carefully orchestrated sequence. An external AC signal, often derived from a main system power-up signal, is fed into the DC signal generation circuit. This circuit is likely a rectifier followed by a filter, potentially with a voltage regulator to ensure a clean, stable DC level suitable for the start detection unit. The choice of AC as the initial external trigger offers inherent advantages in noise immunity over a simple DC trigger, especially over longer signal paths or in electromagnetically noisy environments. The DC signal is then presented to the first start input terminal of the IC.\n\nThe start detection unit within the IC employs a precise voltage comparator or a dedicated sensing circuit to verify the presence and level of the incoming DC signal. This unit could incorporate hysteresis to prevent false triggers from transient voltage fluctuations. The 'algorithm' here is essentially a state machine: upon detecting a valid DC signal, the unit transitions the IC from an idle or low-power state to a fully active operational state. This activation process involves powering up internal analog-to-digital converters (ADCs), communication interfaces (e.g., SPI, I2C, UART), and computational units for data processing.\n\nOnce the IC is fully active, the start output unit generates an AC signal. This could be a buffered version of the original AC start signal, a newly generated AC signal, or even a pulse-width modulated (PWM) signal mimicking an AC characteristic. The purpose of this output is crucial for integration patterns: it allows external host controllers or other system components to confirm the successful and stable activation of the battery monitoring and control integrated circuit before proceeding with further system operations. This handshake mechanism adds a layer of robustness and fault tolerance to the overall system startup.\n\n**Integration Patterns and Performance Characteristics:**\nThis technology facilitates simpler integration into larger battery management systems (BMS). Instead of complex external sequencing logic, the host controller merely provides an AC start signal and waits for the IC's AC output confirmation. This reduces the burden on the host MCU and simplifies software development for power-up routines. The performance characteristics are improved in terms of startup reliability and speed. By having an integrated, dedicated startup sequence, the IC can achieve faster and more consistent activation, leading to quicker availability of cell monitoring data. The noise immunity inherent in the AC-DC detection scheme contributes to higher system uptime and reduced diagnostic complexity.\n\n**Code-Level Implications (Conceptual):**\nWhile no specific code is provided, the patent implies a simplified firmware architecture for the host controller. Instead of intricate polling or timing loops to manage IC startup, the host can implement a straightforward 'send AC_START_SIGNAL, wait for AC_CONFIRM_SIGNAL' routine. Error handling would involve timeouts if the confirmation signal is not received, triggering diagnostic procedures. Within the IC itself, the firmware (or hardwired logic) would manage the state transitions from power-off to active, controlled by the start detection unit, and then enable the various monitoring tasks. This approach enables a more modular and robust software design for the entire BMS.","business_analysis":"The **Battery Monitoring and Control Integrated Circuit and Battery System** patent (US-9853463) introduces an innovation with significant commercial implications, poised to reshape the landscape of battery management systems (BMS) across multiple high-growth industries. This business analysis will explore the market opportunity, competitive advantages, revenue potential, strategic positioning, and projected ROI stemming from this technology.\n\n**Market Opportunity Size:**\nThe global battery market, particularly for lithium-ion batteries, is experiencing exponential growth, driven by electric vehicles (EVs), renewable energy storage, consumer electronics, and industrial applications. The global BMS market alone is projected to reach tens of billions of dollars by the end of the decade. This patent directly addresses a critical component within this ecosystem: the intelligent activation and monitoring of multi-cell battery packs. Any advancement that enhances safety, reliability, and efficiency in battery operation taps into a massive addressable market that includes automotive OEMs, consumer electronics giants, industrial equipment manufacturers, and grid-scale energy storage providers.\n\n**Competitive Advantages:**\nThis innovation offers several distinct competitive advantages:\n1.  **Enhanced Reliability and Safety:** The robust AC-DC-AC startup mechanism provides superior noise immunity and a verified activation process, leading to safer and more reliable battery systems. This is a paramount concern for consumers and regulators alike, offering a strong differentiator.\n2.  **Simplified System Design:** By integrating complex startup logic directly into a single IC, the patent reduces the need for external components and intricate control circuitry. This simplifies BMS design, accelerates time-to-market for new products, and reduces manufacturing costs.\n3.  **Faster and More Precise Monitoring:** The system ensures immediate and comprehensive monitoring of individual cells upon IC activation, minimizing unprotected operational windows. This leads to better battery health management and extended lifespan.\n4.  **Scalability:** The underlying architecture is adaptable to various battery pack sizes and configurations, making it a versatile solution for diverse applications, from small portable devices to large EV battery packs.\n\n**Revenue Potential:**\nRevenue generation could stem from several avenues:\n*   **IP Licensing:** Licensing the patent to major semiconductor manufacturers or BMS providers. This offers a high-margin, scalable revenue stream.\n*   **Chip Sales:** Developing and manufacturing the integrated circuit itself. This would involve significant R&D and manufacturing capital but offers direct control over product quality and market penetration.\n*   **Module Integration:** Integrating the IC into complete battery modules or sub-systems for sale to OEMs.\n*   **Consulting/Design Services:** Offering expertise in integrating this technology into custom battery solutions.\nGiven the widespread adoption of multi-cell batteries, even a small market share in the BMS IC segment could translate into hundreds of millions, if not billions, in annual revenue, depending on the chosen business model.\n\n**Business Models:**\n*   **Fabless Semiconductor Model:** Design the IC and outsource manufacturing, focusing on IP and product development.\n*   **IP Licensing Model:** Focus purely on patent enforcement and licensing to established players.\n*   **Full-Stack BMS Provider:** Integrate the IC into a complete BMS solution, offering a comprehensive product to OEMs.\n\n**Strategic Positioning:**\nThis patent positions a company as a leader in advanced battery management technology, particularly in the critical area of reliable system initialization and real-time cell monitoring. It could be strategically leveraged to target high-value segments such as premium EVs, medical devices, aerospace, and critical infrastructure energy storage, where reliability and safety are non-negotiable.\n\n**ROI Projections:**\nInvestment in developing and commercializing this technology would yield substantial ROI due to its foundational nature. Reduced warranty claims (due to improved reliability), faster product development cycles for OEMs, and enhanced product safety would translate into significant cost savings and market differentiation for adopters. For the patent holder, licensing revenues or direct chip sales would represent a high-margin return, especially as the global demand for advanced battery systems continues its aggressive upward trajectory. The ability to offer a 'smarter startup' solution provides a compelling value proposition that justifies a premium in the market.","faqs":[{"answer":"The **Battery Monitoring and Control Integrated Circuit and Battery System** (US-9853463) is a patent describing an advanced integrated circuit (IC) designed for the sophisticated management of multi-cell battery packs. Specifically, this invention focuses on a specialized chip that connects to a group of series-connected single cells, providing comprehensive monitoring and control capabilities.\n\nIts core innovation lies in a unique, highly reliable startup mechanism. This mechanism ensures that the IC, and by extension the entire battery management system, activates robustly and begins precise cell monitoring from the very first moment of operation.\n\nThis technology is crucial for enhancing the safety, efficiency, and longevity of battery-powered devices across various industries. It represents a significant step forward in making battery systems more intelligent and autonomous.\n\nKeywords: battery management, integrated circuit, cell monitoring, patent US-9853463, battery system","question":"What is Battery Monitoring and Control Integrated Circuit and Battery System?"},{"answer":"The **Battery Monitoring and Control Integrated Circuit and Battery System** operates through a clever, multi-stage activation process. It starts when an external AC (Alternating Current) signal is provided to the system.\n\nThis AC signal is then fed into a DC signal generation circuit, which converts it into a stable DC (Direct Current) signal. This DC signal acts as a unique, internal trigger, providing superior noise immunity compared to simpler direct signals. An internal 'start detection unit' within the IC specifically looks for and validates this DC signal.\n\nUpon successful detection, the entire battery monitoring and control integrated circuit is activated, bringing all its monitoring and control functions online immediately. Finally, a 'start output unit' within the IC can then send the original AC start signal (or a confirmation) back to external systems, verifying its successful and stable initialization. This robust AC-DC-AC handshake ensures a reliable and self-verifying startup.\n\nKeywords: battery operation, AC-DC conversion, startup mechanism, integrated circuit activation, signal detection, patent technology","question":"How does Battery Monitoring and Control Integrated Circuit and Battery System work?"},{"answer":"The **Battery Monitoring and Control Integrated Circuit and Battery System** patent primarily solves the critical problem of unreliable and inefficient startup and monitoring in multi-cell battery systems. Traditional methods often suffer from several drawbacks.\n\nThese include susceptibility to electrical noise during power-up, delays in initiating comprehensive cell-level monitoring, and reliance on complex external control logic. Such issues can lead to safety hazards, reduced battery lifespan, and increased system complexity and cost.\n\nThis innovation ensures a robust, noise-immune, and self-verifying activation sequence, guaranteeing that all individual battery cells are monitored precisely from the very first moment of operation. This mitigates risks and enhances the overall performance and reliability of battery-powered devices.\n\nKeywords: battery challenges, power management problems, system reliability, safety, cell monitoring, patent solution","question":"What problem does Battery Monitoring and Control Integrated Circuit and Battery System solve?"},{"answer":"The patent for **Battery Monitoring and Control Integrated Circuit and Battery System** (US-9853463) was filed on April 29, 2016, and published on December 26, 2017. While the specific inventors' names are not provided in the abstract, the innovation represents the culmination of expertise in power electronics and integrated circuit design.\n\nPatents are often the result of collaborative efforts within an organization's research and development teams, bringing together engineers and scientists with specialized knowledge in battery technology and IC architecture.\n\nThis collective effort aims to push the boundaries of what's possible in efficient and safe power management. The assignee (the company or entity to whom the patent rights are assigned) is also not specified in the provided data, but such innovations are typically developed by leading semiconductor firms or major electronics manufacturers.\n\nKeywords: patent inventors, patent filing date, publication date, R&D, integrated circuit development, battery technology pioneers","question":"Who invented Battery Monitoring and Control Integrated Circuit and Battery System?"},{"answer":"The **Battery Monitoring and Control Integrated Circuit and Battery System** offers several significant benefits for various applications. Firstly, it provides **enhanced reliability and safety** through its robust AC-DC-AC startup mechanism, which is highly resistant to electrical noise and ensures a verified activation of the battery management system.\n\nSecondly, the invention leads to **simplified system design and reduced costs**. By integrating complex startup logic directly into a single IC, it minimizes the need for external components and intricate control circuitry, streamlining product development and lowering manufacturing expenses.\n\nThirdly, it ensures **immediate and comprehensive cell monitoring**. All individual series-connected cells are precisely supervised from the moment the IC activates, eliminating critical 'blind spots' and leading to better battery health management and extended operational lifespan. These benefits collectively contribute to more efficient, trustworthy, and durable battery-powered products.\n\nKeywords: battery benefits, enhanced reliability, system safety, cost reduction, simplified design, immediate monitoring","question":"What are the key benefits of Battery Monitoring and Control Integrated Circuit and Battery System?"},{"answer":"The **Battery Monitoring and Control Integrated Circuit and Battery System** distinguishes itself from prior art primarily through its integrated and highly reliable startup mechanism. Prior art often relied on external microcontrollers to manage complex startup sequences, increasing system complexity and vulnerability.\n\nMany existing solutions also used simpler DC triggers for activation, which were more susceptible to electrical noise and false activations. Furthermore, prior systems could experience delays in fully activating cell monitoring, leaving a critical window where battery faults might go unnoticed.\n\nIn contrast, this patent features an internal 'start detection unit' that validates a specific DC signal derived from an external AC signal, ensuring a noise-immune and self-verifying activation. This integrated approach simplifies design, guarantees immediate monitoring, and provides explicit feedback of successful activation, setting it apart as a more robust and intelligent solution.\n\nKeywords: prior art comparison, patent differentiation, integrated startup, noise immunity, real-time monitoring, advanced BMS","question":"How is Battery Monitoring and Control Integrated Circuit and Battery System different from prior art?"},{"answer":"The **Battery Monitoring and Control Integrated Circuit and Battery System** patent is poised to significantly impact a wide array of industries that rely heavily on multi-cell battery technology. Its advancements in reliable startup and comprehensive monitoring are critical across the board.\n\n**Electric Vehicles (EVs)** will benefit immensely from enhanced battery safety and longevity, contributing to faster vehicle readiness and reduced warranty claims. **Consumer Electronics**, including high-end smartphones, laptops, and drones, will see improved device reliability and extended battery life.\n\n**Renewable Energy Storage Systems** for grid applications will gain from more predictable and secure activation of large battery banks, crucial for grid stability. Additionally, **Industrial Equipment** such as robotics, power tools, and automated systems will experience increased uptime and reduced maintenance due to more robust power management. This technology is a foundational enabler for any sector pushing the boundaries of battery-powered innovation.\n\nKeywords: industry impact, EV technology, consumer electronics, energy storage, industrial automation, power management applications","question":"What industries will Battery Monitoring and Control Integrated Circuit and Battery System impact?"},{"answer":"The patent for **Battery Monitoring and Control Integrated Circuit and Battery System** (US-9853463) was filed on **April 29, 2016**. This date marks the official submission of the invention's detailed description and claims to the patent office.\n\nFollowing the examination process, the patent was subsequently published, indicating it was granted, on **December 26, 2017**. The publication date signifies when the patent document becomes publicly accessible, detailing the innovation and its scope.\n\nThese dates are crucial milestones in the intellectual property lifecycle, establishing the priority date for the invention and making its technical specifications available for review by the public and other innovators.\n\nKeywords: patent filing date, patent publication date, intellectual property, patent granted, US-9853463 timeline, invention dates","question":"When was Battery Monitoring and Control Integrated Circuit and Battery System filed/granted?"},{"answer":"The commercial applications of the **Battery Monitoring and Control Integrated Circuit and Battery System** are extensive, spanning numerous high-growth markets. Its ability to provide a more reliable, efficient, and safer battery management solution makes it highly desirable for product development.\n\nIn the **automotive sector**, it can be integrated into electric vehicle battery packs to enhance vehicle startup performance, extend battery lifespan, and improve overall safety features. For **consumer electronics manufacturers**, this technology allows for the creation of more robust and reliable portable devices, reducing design complexity and manufacturing costs.\n\n**Industrial applications** such as robotics, uninterruptible power supplies (UPS), and heavy machinery can leverage this innovation for critical power management, ensuring consistent operation and minimizing downtime. Furthermore, in **renewable energy storage**, it can be applied to grid-scale battery systems, improving the efficiency and stability of energy delivery. The patent's versatility makes it a valuable asset across diverse commercial products.\n\nKeywords: commercial applications, EV battery, consumer electronics, industrial power, energy storage, product development, market potential","question":"What are the commercial applications of Battery Monitoring and Control Integrated Circuit and Battery System?"},{"answer":"The **Battery Monitoring and Control Integrated Circuit and Battery System** lays a strong foundation for future advancements in battery management technology. Building upon its robust startup and integrated monitoring capabilities, several developments can be anticipated.\n\nFuture iterations may incorporate even more sophisticated diagnostic capabilities, allowing the IC to perform self-tests during activation and report more granular fault information to a host system. We could also see adaptive startup mechanisms, where the IC dynamically adjusts its detection parameters based on environmental conditions or battery state, further enhancing reliability.\n\nMoreover, this technology is a critical enabler for the integration of artificial intelligence and machine learning into battery management, providing a reliable data stream from the earliest moments of operation. This could lead to truly autonomous and self-healing battery systems that can predict, prevent, and mitigate issues with unprecedented precision, ultimately extending battery life and system performance even further. The Battery Monitoring and Control Integrated Circuit and Battery System is a stepping stone towards fully intelligent power solutions.\n\nKeywords: future developments, battery technology trends, AI in BMS, autonomous systems, advanced diagnostics, patent outlook","question":"What are the future developments expected for Battery Monitoring and Control Integrated Circuit and Battery System?"}],"topics":["battery monitoring","battery control IC","integrated circuit","battery management system","multi-cell battery","burgeoning","demand","performance"],"tech_cluster":null},"seo":{"title":"Battery Monitoring & Control IC - Patent US-9853463","description":"Discover the Battery Monitoring and Control Integrated Circuit and Battery System patent (US-9853463). Innovative AC-DC startup for robust multi-cell battery management, enhancing reliability and safety.","keywords":["battery monitoring","battery control IC","integrated circuit","battery management system","multi-cell battery","AC-DC startup","power management","patent US-9853463","battery system reliability","cell group monitoring","power electronics","energy storage innovation"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9853463","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-9853463","citation_suggestion":"Patentable. \"Battery monitoring and control integrated circuit and battery system\" (US-9853463). https://patentable.app/patents/US-9853463","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9853463","json":"https://patentable.app/api/llm-context/US-9853463","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T11:37:24.450Z"}