{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9853602","patent":{"patent_number":"US-9853602","title":"Adaptive tracking rail audio amplifier","assignee":null,"inventors":[],"filing_date":"2017-03-24T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H04R"],"num_claims":8,"abstract":"For use in professional audio amplifier applications, high current charge pump circuits including charge circuits and dynamic release circuits are connected between respective storage capacitors and the audio power amplifier output. The charge circuits charge their storage capacitors when an output signal swing of the power amplifier is below a corresponding predetermined positive and negative threshold. The dynamic release circuits release power from their charged storage capacitors to dynamically vary the voltage levels of their positive and negative power supply rails in direct relation to the output signal swing of the power amplifier, preferably at unity gain. Multiple positive and negative power supply rails at different voltage levels can be used with cascaded multi-stage dynamic release circuits to maximize system efficiency. The charge and dynamic release circuits can be connected between their storage capacitors and a buffer amplifier which also receives the power amplifier audio input."},"analysis":{"summary":"The Adaptive Tracking Rail Audio Amplifier patent (US-9853602) introduces a revolutionary method for optimizing power delivery in professional audio amplifier applications. At its core, this innovation enables audio amplifiers to operate with significantly greater efficiency by dynamically adjusting their power supply rails.\n\nCurrently, many audio amplifiers use fixed power supplies that are always set to handle peak loads, leading to substantial energy waste and heat generation during typical operation. This patent solves this problem by integrating high-current charge pump circuits, which include both charge circuits and dynamic release circuits, between storage capacitors and the amplifier's output.\n\nThe key technical approach involves the charge circuits replenishing the storage capacitors only when the amplifier's output signal falls below predetermined thresholds. More critically, the dynamic release circuits then release this stored power to dynamically vary the voltage levels of the positive and negative power supply rails. This adjustment occurs in direct relation to the power amplifier's output signal swing, ideally at unity gain, meaning the power supply tracks the audio signal precisely.\n\nThe business value and applications are significant. This technology promises dramatically improved energy efficiency, leading to reduced operational costs and a smaller environmental footprint for professional audio installations. It also enables the design of more compact, lighter, and more reliable audio equipment by minimizing heat generation and the need for extensive cooling systems. Manufacturers of high-end audio gear, concert sound systems, and studio equipment stand to gain a considerable competitive advantage.\n\nThis innovation opens up a substantial market opportunity in the professional audio sector, where demand for high-performance, sustainable, and reliable solutions is ever-growing. The Adaptive Tracking Rail Audio Amplifier provides a foundational technology for next-generation audio systems, offering a compelling blend of superior performance and ecological responsibility.","layman_explanation":"### What Problem Does This Solve?\n\nImagine a large concert venue or a professional recording studio. They use powerful audio amplifiers to make music sound incredible. The big problem with these amplifiers is that they're often very inefficient. Think of it like a car engine that's always running at full throttle, even when you're just idling in traffic. It's burning a lot of fuel (electricity) and generating a lot of heat for no good reason. This wasted energy translates into higher electricity bills, the need for large, noisy cooling systems, and components that wear out faster. For businesses, this means higher operating costs, more maintenance, and less reliable equipment. Current solutions have tried to improve this, but often involve trade-offs in sound quality or introduce new complexities.\n\n### How Does It Work?\n\nThe **Adaptive Tracking Rail Audio Amplifier** patent introduces a clever way to make these powerful audio systems much smarter and more efficient. Instead of always supplying the maximum possible power, this innovation makes the power supply 'listen' to the music. Imagine a smart energy manager that's constantly watching the audio signal. If the music is quiet, it only sends a little bit of power. If a huge bass drop or a soaring vocal comes along, it instantly ramps up the power – but only *exactly* what's needed for that specific moment, no more, no less. It does this using special 'charge pump circuits' which have two parts: one that stores energy like a small battery, and another that releases that energy by 'tracking' the music's volume. So, the amplifier's internal power delivery literally follows the contours of the sound wave, much like a shadow. This precise, real-time adaptation is the core of this technology.\n\n### Why Does This Matter?\n\nThis patent matters because it addresses a fundamental inefficiency in a multi-billion dollar industry. For businesses, this means:\n\n*   **Significant Cost Savings**: Less wasted electricity translates directly into lower operating expenses for concert halls, theaters, and studios. This can lead to substantial savings over the lifespan of the equipment.\n*   **Enhanced Reliability**: By generating less heat, the internal components of the amplifiers are under less stress, leading to a longer lifespan and fewer costly breakdowns. This improves system uptime and reduces maintenance budgets.\n*   **Product Innovation**: Manufacturers can design smaller, lighter, and more compact amplifiers because they won't need massive cooling systems. This opens up new possibilities for portable equipment, easier installations, and sleeker product designs. Imagine a powerful amplifier that fits in a much smaller space.\n*   **Environmental Impact**: Reduced energy consumption aligns with global sustainability goals, offering a 'green' advantage that can appeal to environmentally conscious consumers and businesses.\n\nUltimately, this technology offers a competitive edge by delivering superior performance, lower costs, and greater sustainability.\n\n### What's Next?\n\nThe Adaptive Tracking Rail Audio Amplifier has the potential to become a standard feature in high-end professional audio equipment. We can expect to see manufacturers integrate this technology into their next-generation amplifiers, leading to a new wave of more efficient, powerful, and reliable sound systems. Its principles could also inspire similar adaptive power solutions in other high-power electronics. Early adopters and investors in audio technology should pay close attention, as this innovation is poised to reshape product development and market dynamics in the coming years.","technical_analysis":"The **Adaptive Tracking Rail Audio Amplifier** patent (US-9853602) presents a sophisticated solution for enhancing the efficiency of professional audio power amplifiers. The fundamental problem addressed is the inherent inefficiency of conventional fixed-rail power supplies, which dissipate significant power as heat when the amplifier operates below its maximum output. This invention proposes a dynamic power supply system that intelligently tracks the instantaneous audio signal, providing only the necessary voltage.\n\n**Technical Architecture:**\nAt the heart of this system are high-current charge pump circuits. These circuits are not monolithic but comprise two distinct functional units: charge circuits and dynamic release circuits. They are strategically connected between energy storage capacitors and the output stage of the audio power amplifier.\n\n1.  **Charge Circuits:** These circuits are responsible for actively charging the storage capacitors. Their operation is conditional: they engage only when the output signal swing of the power amplifier falls below a predefined positive or negative voltage threshold. This intelligent charging mechanism prevents unnecessary energy storage and ensures that the capacitors are ready to supply power only when their voltage levels drop, optimizing the energy replenishment cycle.\n\n2.  **Dynamic Release Circuits:** These are the core innovation for adaptive power delivery. Connected to the storage capacitors and the amplifier's positive and negative power supply rails, these circuits dynamically release power. Critically, they vary the voltage levels of the power supply rails in direct, real-time relation to the output signal swing of the power amplifier. The patent emphasizes a preference for unity gain tracking, meaning the supply rails closely follow the instantaneous peak voltage of the audio signal. For instance, if the audio output requires a peak of +Vout, the positive rail is dynamically adjusted to approximately +Vout + Vheadroom, minimizing the voltage drop across the output transistors (Vds or Vce) and thus minimizing power dissipation (P_diss = Vds * Ids).\n\n**Implementation Details:**\nThe system's implementation would likely involve high-speed switching components (e.g., MOSFETs or IGBTs) for the charge and dynamic release circuits, controlled by dedicated digital signal processors (DSPs) or analog control loops. The predetermined thresholds for charging could be fixed or made adaptive based on factors like average power output or temperature. The unity gain tracking would require precise feedback mechanisms to ensure the power rails accurately shadow the audio signal without introducing distortion or instability.\n\n**Algorithm Specifics:**\nThe control algorithm would continuously monitor the audio amplifier's output voltage. When the output voltage approaches a rail, the dynamic release circuit for that rail would be engaged to increase its voltage. Conversely, when the output voltage drops, the rail voltage would be lowered. The charge circuits would monitor capacitor voltage levels and activate when they fall below a set point, ensuring sufficient stored energy for sudden signal peaks. For multi-stage configurations, the algorithm would manage the seamless transition between different voltage rails.\n\n**Integration Patterns:**\nThis technology can be integrated into various amplifier classes. For Class AB amplifiers, it effectively transforms them into highly efficient tracking-rail designs, akin to Class G or H amplifiers but with potentially finer granularity and real-time adaptation. The patent also suggests connecting the charge and dynamic release circuits to a buffer amplifier that receives the power amplifier's audio input. This pre-processing of the input signal could provide an anticipatory control signal for the dynamic rails, improving responsiveness and reducing transient errors. The modular nature of the charge pump and dynamic release circuits allows for flexible integration into existing amplifier architectures.\n\n**Performance Characteristics:**\nThe primary performance benefit is a dramatic increase in power conversion efficiency, especially at lower output power levels where traditional fixed-rail amplifiers are most inefficient. This directly translates to reduced heat generation, lower power consumption, and improved thermal stability. The dynamic nature of the power supply should ideally not compromise audio fidelity, provided the tracking is fast, accurate, and free of switching noise or ripple that could bleed into the audio path. Proper filtering and control loop design are critical to maintaining low noise and distortion figures.\n\n**Code-Level Implications:**\nFor embedded systems controlling this technology, the code would involve high-frequency PWM generation for switching converters, fast ADC readings for output voltage and capacitor levels, and sophisticated control algorithms (PID, state-space, or even predictive control) to manage the dynamic rail tracking and charge/discharge cycles. Real-time operating systems (RTOS) would be beneficial to ensure deterministic control and minimize latency, crucial for audio applications. The complexity of the control firmware would increase with multi-stage and cascaded configurations.","business_analysis":"The **Adaptive Tracking Rail Audio Amplifier** patent (US-9853602) represents a significant leap forward in power management for professional audio, offering compelling business opportunities and competitive advantages. The core innovation—dynamically adjusting amplifier power rails—directly addresses critical pain points in the audio industry: energy inefficiency, excessive heat generation, and the resultant limitations on product design and reliability.\n\n**Market Opportunity Size:**\nThe global professional audio equipment market is substantial, valued at billions of dollars and continuously growing, driven by live events, broadcasting, recording studios, and commercial installations. Within this, power amplifiers are a critical component. The market for high-efficiency, reliable, and compact audio solutions is immense. This invention targets a fundamental improvement in amplifier performance, making it relevant across the entire professional audio value chain, from component manufacturers to end-users. The rising emphasis on energy efficiency and sustainability further expands this market opportunity, as businesses seek greener and more cost-effective solutions.\n\n**Competitive Advantages:**\nCompanies that license or implement this technology will gain a distinct competitive edge:\n\n1.  **Superior Efficiency & Cost Savings**: Products featuring this innovation will consume significantly less power, leading to lower operating costs for end-users (e.g., venues, studios). This is a powerful selling point against traditional, less efficient alternatives.\n2.  **Enhanced Reliability & Longevity**: Reduced heat generation extends the lifespan of components, leading to fewer breakdowns, lower maintenance costs, and higher customer satisfaction. This builds brand reputation for durability.\n3.  **Compact & Lighter Designs**: Minimizing heat means less need for bulky heatsinks and cooling fans. This allows for smaller, lighter, and more aesthetically pleasing amplifier designs, which are highly desirable for touring rigs, installations with space constraints, and portable equipment.\n4.  **Environmental Sustainability**: Offering a 'greener' product aligns with corporate social responsibility initiatives and appeals to environmentally conscious buyers, providing a marketing differentiator.\n5.  **Performance & Fidelity**: By maintaining optimal operating conditions for the output stage, the system can contribute to more consistent and uncompromised audio fidelity, especially during dynamic passages, appealing to audiophiles and demanding professionals.\n\n**Revenue Potential:**\nRevenue can be generated through several avenues:\n\n*   **Product Sales**: Manufacturers incorporating this technology into their amplifier lines can command premium pricing due to superior performance and efficiency.\n*   **Licensing**: The patent holder can license the technology to other audio equipment manufacturers, generating recurring royalty revenue.\n*   **Component Sales**: Companies specializing in power management ICs or modules could develop and sell integrated solutions based on this patent's principles.\n\n**Business Models:**\nPotential business models include:\n\n*   **Direct-to-Manufacturer (B2B)**: Selling amplifier modules or complete amplifier designs to professional audio brands.\n*   **Licensing Model**: Offering IP licenses to a broad range of audio electronics companies.\n*   **Integrated Solutions Provider**: Developing comprehensive power management platforms for various audio applications.\n\n**Strategic Positioning:**\nThis patent allows companies to strategically position themselves as leaders in energy-efficient audio technology. It enables a shift from competing solely on raw power output to emphasizing 'smart power' – delivering required performance with minimal waste. This aligns with broader industry trends towards sustainability, miniaturization, and intelligent systems. It provides a foundation for next-generation product development, potentially disrupting segments reliant on older, less efficient amplifier designs.\n\n**ROI Projections:**\nWhile specific ROI depends on market adoption and implementation costs, the benefits are clear. For manufacturers, reduced material costs (smaller heatsinks, power supplies) and enhanced product appeal can lead to higher margins and increased market share. For end-users, significant reductions in electricity bills and maintenance costs offer a clear return on investment. A conservative estimate of 15-30% energy savings for large installations could translate to substantial financial benefits over the equipment's lifespan, making the Adaptive Tracking Rail Audio Amplifier a highly attractive proposition.","faqs":[{"answer":"The Adaptive Tracking Rail Audio Amplifier is an innovative patent (US-9853602) that describes a groundbreaking method for improving the efficiency of professional audio power amplifiers. At its core, this invention introduces a dynamic power supply system that intelligently adjusts the voltage levels of the amplifier's power supply rails in real-time, based on the instantaneous audio signal being amplified.\n\nUnlike traditional amplifiers that use fixed power supplies (which are often over-provisioned and waste energy as heat), this technology ensures that the amplifier receives precisely the voltage it needs, exactly when it needs it. This adaptive approach minimizes wasted energy, reduces heat generation, and significantly enhances the overall performance and reliability of audio systems.\n\nThis patent represents a major step forward in creating more sustainable, compact, and powerful audio solutions for a wide range of professional applications, from live sound to studio recording. It redefines how power is managed in high-fidelity audio amplification. \n\nKeywords: Adaptive Tracking Rail Audio Amplifier, patent US-9853602, audio amplifier efficiency, dynamic power supply, professional audio.","question":"What is Adaptive Tracking Rail Audio Amplifier?"},{"answer":"The Adaptive Tracking Rail Audio Amplifier works by employing a sophisticated system of high-current charge pump circuits, which are divided into two main components: charge circuits and dynamic release circuits.\n\nFirst, the charge circuits are responsible for charging dedicated storage capacitors. Crucially, they only activate and charge these capacitors when the amplifier's output signal swing is below a predetermined threshold, ensuring efficient energy storage.\n\nSecond, the dynamic release circuits then take this stored energy and use it to dynamically vary the voltage levels of the positive and negative power supply rails that feed the audio amplifier. This variation is directly proportional to the amplifier's output signal swing, ideally achieving unity gain. This 'tracking' means the power supply voltage precisely follows the audio signal's demands, providing only the necessary power and minimizing the voltage difference across the amplifier's output stages, thereby drastically reducing heat and wasted energy.\n\nKeywords: Adaptive Tracking Rail Audio Amplifier mechanism, charge pump circuits, dynamic release circuits, unity gain tracking, audio power management, real-time power adjustment.","question":"How does Adaptive Tracking Rail Audio Amplifier work?"},{"answer":"The Adaptive Tracking Rail Audio Amplifier solves the long-standing problem of inefficiency and excessive heat generation in professional audio power amplifiers. Traditional amplifiers often operate with fixed power supply rails that are constantly set to handle peak output demands. This results in a significant amount of wasted energy, especially when the amplifier is operating below its maximum capacity, which is most of the time.\n\nThis wasted energy manifests as excess heat, leading to several issues: higher electricity consumption and operational costs, the need for large and often noisy cooling systems, reduced lifespan of electronic components due to thermal stress, and limitations on product design (making amplifiers bulky and heavy). The Adaptive Tracking Rail Audio Amplifier directly tackles these challenges by ensuring power is delivered adaptively, precisely matching the amplifier's immediate needs, thus maximizing efficiency and minimizing heat.\n\nKeywords: Adaptive Tracking Rail Audio Amplifier problem, amplifier inefficiency, heat generation audio, energy waste audio, professional audio challenges, thermal management.","question":"What problem does Adaptive Tracking Rail Audio Amplifier solve?"},{"answer":"The patent for the Adaptive Tracking Rail Audio Amplifier (US-9853602) does not list specific inventors or an assignee in the provided data. Patent documents typically credit the individual inventors and assign the patent rights to a company or individual. Without this specific information in the abstract or patent data, we cannot definitively name the inventors or the original assignee.\n\nHowever, the invention itself represents a significant contribution to the field of audio electronics, showcasing advanced engineering principles in power management. The innovation described in the Adaptive Tracking Rail Audio Amplifier patent would have been the result of dedicated research and development efforts to overcome long-standing challenges in amplifier design.\n\nKeywords: Adaptive Tracking Rail Audio Amplifier inventors, patent US-9853602 inventor, patent assignee, audio technology research, innovation origin.","question":"Who invented Adaptive Tracking Rail Audio Amplifier?"},{"answer":"The Adaptive Tracking Rail Audio Amplifier offers several key benefits that are set to transform the professional audio industry.\n\nFirstly, it delivers dramatically **improved energy efficiency**, leading to significant reductions in electricity consumption and lower operating costs for venues, studios, and live sound companies. Secondly, by minimizing wasted energy, it **reduces heat generation**, which in turn extends the lifespan of components and enhances overall system reliability. This means less maintenance and fewer breakdowns.\n\nThirdly, the reduced need for large heatsinks and cooling fans enables the design of **more compact, lighter, and potentially quieter audio equipment**, offering greater flexibility for installations and touring. Finally, this innovation allows for **uncompromised audio fidelity** by ensuring optimal power delivery to the amplifier's output stage, maintaining pristine sound quality across dynamic ranges. These benefits collectively position the Adaptive Tracking Rail Audio Amplifier as a superior solution for modern audio demands.\n\nKeywords: Adaptive Tracking Rail Audio Amplifier benefits, audio efficiency, reduced heat audio, improved reliability, compact amplifier design, audio fidelity.","question":"What are the key benefits of Adaptive Tracking Rail Audio Amplifier?"},{"answer":"The Adaptive Tracking Rail Audio Amplifier differentiates itself significantly from prior art in audio amplifier power management, such as traditional Class AB, Class G, and Class H designs.\n\nUnlike **Class AB** amplifiers with their fixed, high-voltage rails, this invention offers continuous, real-time dynamic adjustment of power supply rails. While **Class G and H** amplifiers also use multiple power rails, they typically switch between discrete voltage levels or modulate a single rail. The Adaptive Tracking Rail Audio Amplifier, in contrast, dynamically varies the voltage levels in a direct, unity-gain relationship to the instantaneous audio signal, providing a much finer and more continuous level of adaptation.\n\nThis continuous tracking minimizes voltage overhead more effectively than discrete switching, leading to superior efficiency and heat reduction across the entire dynamic range. Furthermore, its intelligent charge circuits only replenish storage capacitors when necessary, optimizing energy flow beyond simpler prior art methods. This integrated and highly adaptive approach sets the Adaptive Tracking Rail Audio Amplifier apart as a truly advanced power management solution.\n\nKeywords: Adaptive Tracking Rail Audio Amplifier vs prior art, Class G/H comparison, Class AB vs Adaptive Tracking Rail, dynamic rail technology, audio power innovation, patent US-9853602 differentiation.","question":"How is Adaptive Tracking Rail Audio Amplifier different from prior art?"},{"answer":"The Adaptive Tracking Rail Audio Amplifier is poised to significantly impact several key industries, primarily within the professional audio sector.\n\n**Professional Live Sound**: Concert venues, touring companies, and event production houses will benefit from more energy-efficient, lighter, and more reliable amplifiers, reducing setup times, transportation costs, and operational expenses. **Recording Studios**: Reduced heat generation means less need for noisy cooling fans, leading to quieter studio environments critical for pristine audio recording. **Broadcast and Post-Production**: Energy savings and enhanced reliability will be crucial for continuous operation in broadcast facilities and post-production suites.\n\n**Commercial Installations**: The technology will enable more compact and efficient audio systems for theaters, auditoriums, conference centers, and public address systems. Beyond professional audio, the underlying principles of dynamic power management could also influence other high-power electronics applications where efficiency and thermal management are critical, potentially extending its reach into areas like industrial controls or specialized power supplies. The Adaptive Tracking Rail Audio Amplifier is a foundational technology with broad implications.\n\nKeywords: Adaptive Tracking Rail Audio Amplifier industries, professional audio impact, live sound technology, recording studio equipment, broadcast audio, commercial installations, energy efficiency industries.","question":"What industries will Adaptive Tracking Rail Audio Amplifier impact?"},{"answer":"The patent for the Adaptive Tracking Rail Audio Amplifier, officially designated as US-9853602, was filed on **March 24, 2017**. It was subsequently published and granted on **December 26, 2017**.\n\nThis relatively quick turnaround from filing to publication and grant suggests that the U.S. Patent and Trademark Office recognized the novelty and significance of the invention. The dates indicate that the core concepts and architecture of the Adaptive Tracking Rail Audio Amplifier were developed and formalized in the mid-2010s, positioning it as a contemporary innovation addressing modern challenges in audio power efficiency. These dates are crucial for understanding the patent's legal standing and its entry into the public domain of technical knowledge.\n\nKeywords: Adaptive Tracking Rail Audio Amplifier filing date, patent US-9853602 publication date, patent grant date, audio technology timeline, intellectual property.","question":"When was Adaptive Tracking Rail Audio Amplifier filed/granted?"},{"answer":"The commercial applications of the Adaptive Tracking Rail Audio Amplifier are extensive, primarily focused on the professional audio market due to its emphasis on high-current, high-efficiency operation.\n\n**Power Amplifiers for Live Sound Systems**: This includes amplifiers for concert venues, festivals, clubs, and touring rigs, where efficiency, reliability, and weight are critical. **Studio Monitoring Amplifiers**: Providing clean, efficient power for studio monitors, reducing heat and improving overall studio acoustics by minimizing fan noise. **Broadcast and Cinema Audio**: Powering large-scale audio systems in broadcast facilities, movie theaters, and post-production houses, offering significant operational cost savings.\n\n**Commercial Installation Amplifiers**: Used in auditoriums, conference centers, houses of worship, and other public spaces requiring robust, energy-efficient sound systems. The ability to create more compact and lighter amplifier designs also opens up possibilities for integrated solutions in architectural audio or specialized portable sound systems. The Adaptive Tracking Rail Audio Amplifier is designed to be a core component in the next generation of high-performance, sustainable audio products.\n\nKeywords: Adaptive Tracking Rail Audio Amplifier commercial applications, professional audio products, live sound amplifiers, studio equipment, broadcast audio solutions, commercial sound systems, energy-efficient audio products.","question":"What are the commercial applications of Adaptive Tracking Rail Audio Amplifier?"},{"answer":"The Adaptive Tracking Rail Audio Amplifier lays a strong foundation for future advancements in audio power management. Several key developments can be anticipated.\n\nOne area is the **integration of AI and machine learning** into the control algorithms. This could enable predictive power delivery, where the system anticipates audio signal dynamics and optimizes rail tracking even more precisely before the signal arrives, further enhancing efficiency and responsiveness. Another development could involve **highly integrated power management ICs (integrated circuits)** that combine the charge pumps, dynamic release circuits, and sophisticated control logic onto a single chip, leading to even smaller and more cost-effective solutions.\n\nFurthermore, the principles of the Adaptive Tracking Rail Audio Amplifier could be **scaled and adapted for even higher power applications** (e.g., massive concert line arrays) or, conversely, miniaturized for ultra-compact portable audio devices. As the technology matures, we might also see a push for industry-wide adoption and standardization, establishing new benchmarks for energy efficiency in audio electronics. The Adaptive Tracking Rail Audio Amplifier is set to evolve, continuously pushing the boundaries of what's possible in efficient and powerful audio delivery.\n\nKeywords: Adaptive Tracking Rail Audio Amplifier future, AI in audio, integrated power management, scalable audio technology, future audio amplifiers, sustainable audio trends, patent US-9853602 outlook.","question":"What are the future developments expected for Adaptive Tracking Rail Audio Amplifier?"}],"topics":["Adaptive Tracking Rail Audio Amplifier","audio amplifier efficiency","dynamic power supply","charge pump circuits","professional audio","technical","background","efficiency"],"tech_cluster":null},"seo":{"title":"Adaptive Tracking Rail Audio Amplifier - Patent US-9853602","description":"Discover the Adaptive Tracking Rail Audio Amplifier patent: high-efficiency power for pro audio. Dynamically adjusts power rails, reduces heat, saves energy. Full analysis.","keywords":["Adaptive Tracking Rail Audio Amplifier","audio amplifier efficiency","dynamic power supply","charge pump circuits","professional audio","H04R patent","energy saving audio","audio technology innovation","patent US-9853602","audio power management","thermal management audio","unity gain amplifier"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9853602","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-9853602","citation_suggestion":"Patentable. \"Adaptive tracking rail audio amplifier\" (US-9853602). https://patentable.app/patents/US-9853602","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9853602","json":"https://patentable.app/api/llm-context/US-9853602","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T08:13:06.307Z"}