{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9852998","patent":{"patent_number":"US-9852998","title":"Ring structures in device die","assignee":null,"inventors":[],"filing_date":"2014-08-25T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L"],"num_claims":20,"abstract":"A die includes a metal pad, a passivation layer over the metal pad, and a polymer layer over the passivation layer. A metal pillar is over and electrically coupled to the metal pad. A metal ring is coplanar with the metal pillar. The polymer layer includes a portion coplanar with the metal pillar and the metal ring."},"analysis":{"summary":"The patent titled \"Ring Structures in Device Die\" (US-9852998) introduces a pivotal structural innovation designed to significantly enhance the reliability and longevity of semiconductor devices. At its core, this invention addresses the pervasive issue of mechanical and thermal stress within integrated circuits, which often leads to premature device failure.\n\nThe primary innovation lies in a meticulously engineered multi-layered structure within a device die. It comprises a metal pad, a passivation layer situated above it, and a polymer layer atop the passivation. Crucially, a metal pillar, which serves as an electrical interconnect, is positioned over and electrically coupled to the metal pad. What distinguishes this patent is the inclusion of a metal ring that is uniquely coplanar with the metal pillar. Furthermore, a specific portion of the polymer layer is also designed to be coplanar with both the metal pillar and the metal ring. This intricate arrangement is not arbitrary; it represents a strategic solution to structural vulnerabilities.\n\nThis technical approach functions by effectively distributing mechanical stresses that typically concentrate at the base of individual interconnects. The coplanar metal ring acts as a structural reinforcement, spreading forces more evenly, while the compliant polymer layer provides a buffer, absorbing and dissipating strain caused by differing material expansion rates. This combination significantly mitigates issues like delamination, micro-cracking, and electromigration, which are common failure mechanisms in high-density microchips.\n\nThe business value and applications of this technology are substantial. By enhancing the fundamental durability of semiconductor components, the Ring Structures in Device Die patent can lead to extended product lifespans, reduced warranty costs for manufacturers, and improved brand reputation. It enables the creation of more robust electronic devices suitable for demanding environments, from consumer electronics to critical automotive, aerospace, and industrial applications. This innovation supports the continued miniaturization and performance scaling of integrated circuits without compromising reliability.\n\nFrom a market opportunity perspective, this patent positions itself as a foundational technology for next-generation microelectronics. As industries increasingly rely on dependable, long-lasting electronic systems, the ability to produce chips with intrinsically superior reliability becomes a significant competitive advantage. This innovation opens doors for manufacturers to develop products with higher quality standards and greater resilience, capturing market share in segments where reliability is paramount.","layman_explanation":"### 1. What Problem Does This Solve?\n\nImagine the tiny, intricate electronic brains inside your smartphone, laptop, or even your car's navigation system. These 'brains' are called semiconductor chips, and they're packed with billions of microscopic connections. Just like the beams and joints in a skyscraper, these connections need to be incredibly strong and stable. However, these chips face immense stress every day: from the heat generated during operation, the constant switching of electricity, and even slight vibrations or bumps. Over time, these stresses can cause tiny, invisible cracks or weaken the connections, leading to glitches, slower performance, and eventually, device failure. This isn't just an inconvenience; for critical applications like medical devices or autonomous vehicles, a chip failure can have severe consequences. Existing solutions often try to protect the chip from the outside, but the core issue of internal stress at the fundamental connection level remains a significant challenge, shortening the lifespan of our beloved (and critical) electronics.\n\n### 2. How Does It Work?\n\nThe patent, known as \"Ring Structures in Device Die,\" addresses this fundamental problem with a clever internal design. Think of it like this: instead of just having a single, thin support beam (a 'metal pillar') holding up a crucial part of your electronic 'building,' this innovation adds a reinforcing ring structure. Specifically, within the chip, there's a base electrical connection called a 'metal pad.' A vertical 'metal pillar' connects to this pad. The genius part is that this patent introduces a 'metal ring' that sits on the exact same level (coplanar) as that metal pillar. Both the pillar and the ring are then encased within a special, flexible, and resilient material called a 'polymer layer,' which also shares that same level. So, instead of a single, isolated pillar taking all the stress, the pillar and the ring work together as a team, distributing any forces or heat much more evenly across a wider area. The flexible polymer acts like a shock absorber, cushioning the metal structures and preventing tiny cracks from forming. This integrated approach makes the entire internal connection much more robust and resistant to the wear and tear that typically causes failures.\n\n### 3. Why Does This Matter?\n\nThis innovation matters immensely for businesses and consumers alike. For manufacturers, it means producing electronic devices that are inherently more reliable and durable. This translates directly into significant cost savings by reducing warranty claims, product recalls, and customer service issues. It also enhances brand reputation, as consumers increasingly seek out products known for their longevity and consistent performance. For industries like automotive, where chip reliability is a safety critical concern, this technology can underpin the development of safer, more dependable vehicles. In high-performance computing, it means systems that run faster and more consistently without unexpected downtime. For investors, it represents a foundational technology that can unlock new market opportunities in reliability-sensitive sectors and provide a competitive edge. It's about building a stronger, more dependable digital infrastructure from the ground up, impacting everything from the smart devices in our homes to the complex systems powering global industries.\n\n### 4. What's Next?\n\nThe Ring Structures in Device Die patent sets a new standard for microchip durability. We can expect to see this approach, or variations of it, integrated into next-generation processors, memory chips, and specialized components for demanding applications. Its principles could be adapted for advanced packaging techniques, such as 3D chip stacking, where internal stresses are even more pronounced. Early adopters and licensees of this technology will likely gain a significant market advantage, leading to a ripple effect across the electronics supply chain. Over time, this innovation will contribute to a future where our electronic devices are not only more powerful but also significantly more resilient, requiring less frequent replacement and performing reliably for years to come. This makes it a compelling area for strategic investment and product development.","technical_analysis":"The patent \"Ring Structures in Device Die\" (US-9852998) details a novel structural configuration within a semiconductor die, specifically targeting improvements in interconnect reliability and overall device integrity. This technical analysis will delve into the architectural specifics, the underlying principles of its operation, and its implications for semiconductor engineering.\n\n**Technical Architecture Overview**\nThe core architecture described by this patent involves a multi-layered structure:\n1.  **Metal Pad:** This forms the foundational electrical contact within the die. It serves as the base for the vertical interconnect structure.\n2.  **Passivation Layer:** Positioned over the metal pad, this layer typically consists of inorganic dielectric materials such as silicon dioxide (SiO2) or silicon nitride (Si3N4). Its primary functions are electrical insulation, chemical protection, and mechanical support.\n3.  **Polymer Layer:** Located over the passivation layer, this layer introduces a compliant, organic dielectric material. Polymers (e.g., polyimides, benzocyclobutene (BCB)) are chosen for their lower dielectric constant, mechanical flexibility, and ability to absorb stress.\n4.  **Metal Pillar:** This is a vertical conductive structure, typically composed of copper or aluminum, positioned directly over and electrically coupled to the metal pad. It facilitates vertical electrical connections within the die or to external packaging.\n5.  **Metal Ring:** This is the key distinguishing feature. The patent specifies a metal ring that is *coplanar* with the metal pillar. This means the ring and the pillar share the same horizontal plane within the die structure. This ring is also likely made of copper or aluminum, providing mechanical reinforcement and potentially aiding in electrical or thermal distribution.\n6.  **Coplanar Polymer Portion:** A critical aspect of the design is that a portion of the polymer layer is also coplanar with both the metal pillar and the metal ring. This ensures that the reinforcing metal structures are intimately embedded within the compliant polymer matrix.\n\n**Implementation Details and Principles**\nThe innovation's effectiveness stems from the synergistic interaction of these components:\n*   **Stress Mitigation:** The primary technical challenge addressed is thermomechanical stress. During fabrication (e.g., reflow soldering, thermal cycling) and operation, differing coefficients of thermal expansion (CTEs) between the metal (pillar, pad, ring), inorganic passivation, and silicon substrate induce significant stresses. These stresses often concentrate at the interfaces, leading to micro-cracks, voiding, and delamination, especially at the base of metal pillars.\n*   **Reinforcement by Metal Ring:** The coplanar metal ring acts as a structural buttress around the metal pillar. By distributing mechanical loads radially across a larger area, it significantly reduces stress concentrations that would otherwise occur at the base of an isolated pillar. This enhances the fatigue life and resistance to crack propagation.\n*   **Compliant Polymer Embedding:** The polymer layer, being coplanar with the pillar and ring, plays a crucial role as a stress buffer. Its lower Young's modulus and higher elasticity allow it to absorb and dissipate strain more effectively than rigid inorganic dielectrics. This compliant embedding helps to decouple the stress experienced by the metal structures from the surrounding rigid layers, further improving reliability against thermomechanical cycling and external mechanical shocks.\n*   **Electrical and Thermal Implications:** While the primary focus is mechanical integrity, this structure can also have electrical and thermal benefits. The metal ring, by being coplanar with the pillar, could potentially offer alternative or supplementary current paths, reducing current crowding effects and enhancing electromigration resistance. It might also improve localized heat spreading, contributing to better thermal management around the interconnect.\n\n**Integration Patterns**\nIntegrating this technology would involve advanced photolithography, deposition, and etching techniques typical in modern semiconductor fabrication. The precise patterning of the metal ring and subsequent polymer encapsulation would require careful process control. This approach is highly relevant for:\n*   **Advanced Packaging:** Especially in 2.5D and 3D integrated circuits, where vertical interconnects (like through-silicon vias or micro-bumps) are under immense stress, the principles of this patent could be adapted to create more robust stacked dies.\n*   **High-Power/High-Frequency Devices:** Components operating under high current densities or rapid thermal cycles would benefit from the enhanced reliability and potential thermal advantages.\n\n**Performance Characteristics**\nDevices incorporating this innovation are expected to exhibit:\n*   **Increased Mean Time To Failure (MTTF):** Significantly longer operational lifespans due to reduced susceptibility to stress-induced failures.\n*   **Improved Electromigration (EM) Resistance:** The reinforced structure and potentially better current distribution can reduce EM-related voids and opens.\n*   **Enhanced Thermomechanical Fatigue Resistance:** Greater resilience to repeated temperature cycling.\n*   **Higher Current Density Capability:** The robust interconnect can sustain higher current flows without degradation.\n\nIn conclusion, the Ring Structures in Device Die patent provides a sophisticated structural solution that fundamentally improves the reliability of critical interconnects within semiconductor dies. By intelligently combining a reinforcing metal ring with a compliant polymer encapsulation, this innovation addresses core challenges in thermomechanical stress and paves the way for more durable and high-performing microelectronic devices in future generations.","business_analysis":"The patent \"Ring Structures in Device Die\" (US-9852998) presents a significant business opportunity for semiconductor manufacturers and downstream electronics industries. By addressing a fundamental reliability challenge in microchip design, this innovation has the potential to reshape market dynamics, enhance product value, and drive strategic positioning.\n\n**Market Opportunity Size and Relevance**\nThe global semiconductor market is a multi-trillion-dollar industry, with reliability being a paramount concern across all segments. As devices become smaller, more powerful, and more integrated into critical applications (e.g., autonomous vehicles, medical devices, industrial IoT, AI accelerators), the cost of failure escalates dramatically. The Ring Structures in Device Die technology directly targets a core vulnerability: the mechanical and thermal stresses that degrade interconnects within the silicon die. This problem is universal to advanced semiconductor manufacturing, making the addressable market for this solution immense.\n\nIndustries such as automotive (where chip failure can be catastrophic), aerospace, high-performance computing, and enterprise storage stand to gain substantially from intrinsically more reliable chips. Even in consumer electronics, where margins are tight, extended product lifespans and reduced warranty claims offer significant cost savings and brand loyalty benefits. The market opportunity is not just about new product creation but about enhancing the quality and competitiveness of existing product lines across the entire electronics ecosystem.\n\n**Competitive Advantages**\nAdopting the Ring Structures in Device Die patent offers several key competitive advantages:\n1.  **Superior Product Reliability:** Manufacturers can differentiate their products based on demonstrably higher durability and longer operational lifespans. This translates to premium pricing potential and stronger brand reputation.\n2.  **Reduced Costs of Failure:** Lower rates of field returns, warranty claims, and product recalls directly impact the bottom line, freeing up resources for R&D and market expansion.\n3.  **Enabling Advanced Applications:** The enhanced reliability provided by this innovation facilitates the development of chips for mission-critical applications where failure is not an option, opening up new market segments.\n4.  **Process Optimization:** While requiring initial investment in process integration, the long-term benefits of improved yields and reduced rework can lead to more efficient manufacturing.\n5.  **IP Licensing Potential:** For the patent owner, licensing this foundational technology could generate substantial recurring revenue from other semiconductor firms seeking to enhance their product reliability.\n\n**Revenue Potential and Business Models**\nRevenue generation could stem from multiple avenues:\n*   **Direct Product Sales:** Incorporating the technology into proprietary chips, allowing for premium pricing due to superior reliability.\n*   **Foundry Services:** Offering manufacturing services that leverage this patented process to produce more reliable chips for fabless companies.\n*   **Technology Licensing:** Licensing the intellectual property to other semiconductor manufacturers, generating royalty streams based on production volume or fixed fees.\n*   **Strategic Partnerships:** Collaborating with key industry players (e.g., automotive OEMs, cloud providers) to develop specialized, ultra-reliable components.\n\n**Strategic Positioning**\nCompanies that embrace the Ring Structures in Device Die technology can strategically position themselves as leaders in reliability and quality. This is particularly crucial in an era where software-defined hardware and AI-driven systems demand unwavering hardware integrity. By mitigating fundamental hardware vulnerabilities, a company can secure its position at the forefront of innovation, ensuring its components are the preferred choice for demanding applications. It moves the competitive battleground from pure performance metrics to a more holistic value proposition encompassing performance, reliability, and total cost of ownership.\n\n**ROI Projections**\nWhile specific ROI will vary, the investment in integrating this technology is likely to yield significant returns through:\n*   **Cost Savings:** A 1% reduction in warranty claims across a high-volume product line can translate to millions in savings annually.\n*   **Market Share Gain:** Differentiated reliability can capture market share from competitors, especially in high-value segments.\n*   **Brand Value Appreciation:** A reputation for producing highly reliable components builds invaluable brand equity that attracts customers and talent.\n*   **New Revenue Streams:** Licensing agreements and expansion into new, reliability-sensitive markets can unlock substantial revenue growth.\n\nIn essence, the Ring Structures in Device Die patent is not just a technical improvement; it's a strategic business enabler. It offers a clear path to building more robust, market-leading electronic products, securing a competitive edge, and driving long-term value in the ever-evolving semiconductor landscape.","faqs":[{"answer":"The patent \"Ring Structures in Device Die\" (US-9852998) describes a novel structural configuration within a semiconductor die designed to enhance the reliability and longevity of electronic devices. At its core, this innovation involves a metal pad, a passivation layer, and a polymer layer. Crucially, a metal pillar, which acts as a vertical electrical connection, is positioned over and electrically coupled to the metal pad. The key distinguishing feature is a metal ring that is coplanar (on the same horizontal plane) with this metal pillar. Furthermore, a portion of the polymer layer is also designed to be coplanar with both the metal pillar and the metal ring, effectively embedding and cushioning these critical components.\n\nThis intricate design is a strategic engineering solution to the pervasive problem of mechanical and thermal stress within integrated circuits. By creating this reinforced, multi-layered structure, the invention aims to mitigate common failure mechanisms that plague modern microchips, leading to more robust and durable electronic components.\n\nIn essence, Ring Structures in Device Die represents a fundamental improvement in how the internal connections of a chip are built, providing a more stable and resilient foundation for all types of electronic devices. This technology is crucial for advancing the quality and dependability of microelectronics.","question":"What is Ring Structures in Device Die?"},{"answer":"The effectiveness of the Ring Structures in Device Die patent stems from the synergistic interaction of its precisely arranged components. When a semiconductor chip operates or undergoes manufacturing processes, it experiences significant mechanical and thermal stresses due to differing material properties (like how metal expands differently than silicon).\n\nHere's how this innovation works to counter those stresses:\n\n1.  **Stress Distribution:** The coplanar metal ring acts as a structural brace around the metal pillar. Instead of all the stress concentrating at the base of a single, isolated pillar, the ring helps to distribute these forces more evenly across a larger area. This significantly reduces localized stress concentrations, which are common points where cracks and delamination begin.\n2.  **Compliant Cushioning:** The polymer layer, being coplanar with both the metal pillar and the metal ring, plays a vital role as a compliant buffer. Polymers are more flexible than traditional inorganic dielectrics. This flexibility allows the polymer to absorb and dissipate the strain caused by thermal expansion mismatches, preventing it from directly impacting the rigid metal structures. It essentially cushions the critical interconnects, protecting them from internal and external mechanical forces.\n\nBy combining this structural reinforcement with flexible embedding, the Ring Structures in Device Die creates an interconnect system that is inherently more resilient to thermomechanical fatigue, electromigration, and other stress-induced failures, thus prolonging the device's operational life.","question":"How does Ring Structures in Device Die work?"},{"answer":"The Ring Structures in Device Die patent primarily solves the critical problem of **interconnect reliability and stress-induced failures** within semiconductor devices. As microchips become increasingly dense and powerful, their internal connections (interconnects) are subjected to immense mechanical and thermal stresses.\n\nThese stresses arise from:\n\n*   **Thermal Cycling:** Chips heat up and cool down during operation and manufacturing, causing materials with different coefficients of thermal expansion (CTEs) to expand and contract at varying rates, leading to internal strain.\n*   **Electromigration:** High current densities in tiny metal lines can cause metal atoms to migrate, creating voids or short circuits.\n*   **Mechanical Shocks:** External impacts or vibrations can also induce fatigue and damage.\n\nThese phenomena commonly lead to micro-cracks, delamination at material interfaces, voiding, and eventual failure of the interconnects. Prior art solutions often provided only partial or external fixes. The Ring Structures in Device Die offers a fundamental, intrinsic solution by redesigning the interconnect structure itself to better manage and distribute these stresses, thereby significantly extending the lifespan and ensuring the stable performance of electronic devices. This innovation is crucial for building more durable and dependable technology.","question":"What problem does Ring Structures in Device Die solve?"},{"answer":"The patent data provided indicates that the inventors' names were not supplied in the initial request. However, the patent \"Ring Structures in Device Die\" (US-9852998) was filed on August 25, 2014, and subsequently published on December 26, 2017. The assignee, the entity to whom the patent rights are legally transferred, was also not specified in the provided data.\n\nTypically, such innovations are the result of extensive research and development efforts by teams of engineers and scientists within semiconductor companies, research institutions, or specialized R&D firms. These individuals or teams work to solve complex problems in microelectronics, often leading to groundbreaking patents like Ring Structures in Device Die that advance the state of the art in chip design and manufacturing. While specific inventor names are not available in this context, the innovation itself speaks to a deep understanding of materials science and semiconductor physics required to address fundamental reliability challenges in device die structures.","question":"Who invented Ring Structures in Device Die?"},{"answer":"The Ring Structures in Device Die patent offers several significant benefits that directly impact the performance, durability, and commercial viability of electronic devices:\n\n1.  **Enhanced Reliability and Lifespan:** By effectively mitigating internal stresses, this innovation dramatically reduces the likelihood of premature device failure. This means electronic products incorporating this technology will have a longer operational lifespan, leading to greater customer satisfaction and reduced replacement cycles.\n2.  **Superior Stress Mitigation:** The coplanar metal ring and polymer layer work together to distribute mechanical and thermomechanical stresses more efficiently. This prevents the formation of localized stress concentrations that typically lead to micro-cracks, voiding, and delamination in traditional interconnects.\n3.  **Improved Performance Stability:** By maintaining the structural integrity of critical interconnects, the technology ensures more stable electrical performance over time, preventing signal degradation, power delivery issues, and intermittent glitches that can arise from damaged internal structures.\n4.  **Reduced Manufacturing Costs:** For semiconductor manufacturers, improved reliability can lead to higher manufacturing yields (fewer defective chips) and reduced warranty claims and field returns, resulting in significant cost savings and improved profitability.\n5.  **Enabling Advanced Applications:** The increased robustness of chips incorporating Ring Structures in Device Die makes them suitable for demanding and mission-critical applications where failure is not an option, such as in autonomous vehicles, aerospace, medical devices, and high-performance computing. This opens up new market opportunities for manufacturers.","question":"What are the key benefits of Ring Structures in Device Die?"},{"answer":"The Ring Structures in Device Die patent distinguishes itself from prior art by offering a more fundamental and intrinsic solution to semiconductor interconnect reliability, rather than relying solely on external or incremental fixes.\n\nPrior art often focused on:\n\n*   **Material Optimization:** Using specific alloys or dielectric materials to slightly improve properties, but without a significant structural change.\n*   **External Packaging:** Relying on underfills or encapsulants at the package level, which protect the assembled chip but don't address internal die stress.\n*   **Basic Passivation:** Applying standard inorganic passivation layers that offer some protection but can't fully buffer severe thermomechanical stresses around critical interconnects.\n\nThe Ring Structures in Device Die, however, innovates by:\n\n1.  **Internal Structural Reinforcement:** It introduces a coplanar metal ring directly *within* the die structure, around a metal pillar. This creates an internal brace that actively redistributes stress, a proactive architectural solution unlike passive material tweaks or external protections.\n2.  **Integrated Compliant Embedding:** The strategic placement of a polymer layer, coplanar with both the pillar and the ring, forms a flexible, stress-absorbing cushion *around* the reinforced interconnect. This unique embedding provides dynamic strain buffering that is superior to rigid, inorganic passivation layers alone.\n\nIn essence, while prior art often treated the symptoms of stress, the Ring Structures in Device Die fundamentally redesigns the interconnect to be inherently more robust and resilient to the root causes of failure. This proactive, integrated structural approach is a key differentiator, leading to significantly enhanced device durability.","question":"How is Ring Structures in Device Die different from prior art?"},{"answer":"The Ring Structures in Device Die patent has the potential to impact a wide array of industries that rely heavily on the reliability and longevity of semiconductor components. Its fundamental improvements to chip durability will resonate across virtually all sectors of the electronics market.\n\nKey industries poised for significant impact include:\n\n*   **Automotive:** With the increasing complexity of in-car electronics, including ADAS (Advanced Driver-Assistance Systems) and autonomous driving systems, chip reliability is safety-critical. This innovation can lead to more dependable engine control units, infotainment systems, and sensor arrays.\n*   **Consumer Electronics:** Smartphones, laptops, tablets, and wearables will benefit from extended lifespans, reduced failure rates, and more consistent performance, leading to higher customer satisfaction and brand loyalty.\n*   **Industrial IoT (IIoT):** Devices deployed in harsh industrial environments (e.g., factories, energy grids, remote monitoring) require extreme robustness. This technology can ensure IIoT sensors and controllers operate reliably for years without interruption.\n*   **High-Performance Computing (HPC) & Data Centers:** Servers, AI accelerators, and data storage solutions demand continuous, high-load operation. Enhanced chip reliability translates to reduced downtime, lower maintenance costs, and more stable computational performance.\n*   **Aerospace & Defense:** For mission-critical systems in aircraft, satellites, and defense equipment, unwavering reliability is paramount. Chips incorporating Ring Structures in Device Die can withstand extreme conditions and offer long-term dependability.\n\nUltimately, any industry where electronic device failure carries significant financial, safety, or operational consequences will find immense value in the enhanced reliability offered by this patent.","question":"What industries will Ring Structures in Device Die impact?"},{"answer":"The patent \"Ring Structures in Device Die\" (US-9852998) was **filed on August 25, 2014**. The filing date marks the official submission of the patent application to the relevant patent office, initiating the examination process.\n\nFollowing examination, which includes a review of novelty, non-obviousness, and utility against prior art, the patent was subsequently **published on December 26, 2017**. The publication date typically signifies when the patent document becomes publicly accessible, allowing others to review its contents. While the term 'granted' is often used for issued patents, the provided data specifies 'publication date.' Assuming standard patent procedures, the publication date usually precedes or coincides with the grant date in many jurisdictions, making the invention's details publicly available at this point.\n\nThis timeline highlights the typical multi-year process involved in bringing a significant technological innovation like Ring Structures in Device Die through the intellectual property system, from initial conception and filing to public disclosure and potential commercialization.","question":"When was Ring Structures in Device Die filed/granted?"},{"answer":"The commercial applications of the Ring Structures in Device Die patent are extensive, primarily driven by its ability to significantly enhance the reliability and longevity of semiconductor components across various product categories.\n\nKey commercial applications include:\n\n*   **Premium Consumer Devices:** Manufacturers can integrate this technology into high-end smartphones, laptops, and wearables, marketing them as more durable, long-lasting, and reliable products, justifying a premium price point.\n*   **Automotive Electronics:** Critical components in electric vehicles, advanced driver-assistance systems (ADAS), and engine control units (ECUs) can leverage this innovation to meet stringent safety and reliability standards, reducing costly recalls and enhancing vehicle safety.\n*   **Enterprise and Data Center Hardware:** Servers, storage arrays, and networking equipment designed for continuous, high-load operation will benefit from chips that can withstand prolonged stress, leading to reduced downtime and lower operational expenditures for businesses.\n*   **Industrial Control Systems:** For industrial automation, robotics, and IIoT devices operating in harsh environments, this technology ensures robust and reliable performance, minimizing system failures and maintenance costs.\n*   **Medical Devices:** Implantable devices, diagnostic equipment, and life-support systems require unwavering reliability. Chips incorporating Ring Structures in Device Die can offer the necessary dependability for these critical applications.\n\nIn essence, any product or system where device failure is costly, inconvenient, or dangerous can commercially benefit from the enhanced reliability provided by the Ring Structures in Device Die. It enables manufacturers to build higher-quality products, reduce after-sales support, and capture market share in reliability-sensitive sectors.","question":"What are the commercial applications of Ring Structures in Device Die?"},{"answer":"The Ring Structures in Device Die patent lays a foundational framework, opening up several exciting avenues for future developments and optimizations in semiconductor technology. We can anticipate ongoing research and commercial implementation focusing on:\n\n1.  **Material Optimization:** Further research into novel polymer compositions with even better stress-buffering capabilities, lower dielectric constants, and improved thermal conductivity. Exploring advanced metal alloys for the ring and pillar could also enhance electrical performance and electromigration resistance.\n2.  **Geometric Refinement:** Optimizing the dimensions, shape, and even the number of coplanar rings for specific applications. For instance, multi-ring structures could be developed for ultra-high-density interconnects or for managing highly anisotropic stress fields. The exact placement relative to the pillar could be fine-tuned.\n3.  **Integration with Advanced Packaging:** Adapting the core principles of Ring Structures in Device Die to reinforce vertical interconnects in 2.5D and 3D integrated circuits (e.g., micro-bumps, through-silicon vias or TSVs). These advanced packaging technologies inherently introduce significant thermomechanical stresses, making this innovation highly relevant for future chip stacking.\n4.  **Modeling and Simulation:** Leveraging advanced computational tools, such as finite element analysis (FEA) and multiphysics simulations, to precisely predict and optimize the stress distribution, thermal performance, and electrical characteristics of these complex structures under various operating conditions. This will accelerate design cycles and reduce physical prototyping.\n5.  **Expansion of Application Areas:** As the technology matures, its application will broaden to include highly specialized fields like quantum computing control electronics (which require extreme stability at cryogenic temperatures) and next-generation AI accelerators demanding continuous, high-reliability operation. This patent will underpin the development of intrinsically more robust hardware for these emerging technologies.\n\nThese future developments will build upon the core innovation of Ring Structures in Device Die, pushing the boundaries of chip durability and enabling even more powerful and reliable electronic systems.","question":"What are the future developments expected for Ring Structures in Device Die?"}],"topics":["Ring Structures in Device Die","semiconductor reliability","device die","microchip durability","patent US-9852998","relentless","pursuit","miniaturization"],"tech_cluster":null},"seo":{"title":"Ring Structures in Device Die - Semiconductor Reliability Patent US-9852998","description":"Discover the Ring Structures in Device Die patent (US-9852998) for enhanced semiconductor reliability. Learn how this innovation boosts device lifespan and mitigates stress in microchips.","keywords":["Ring Structures in Device Die","semiconductor reliability","device die","microchip durability","patent US-9852998","interconnect stress mitigation","polymer layer","metal pillar","advanced packaging","electronics lifespan","H01L patent","chip manufacturing innovation"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9852998","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-9852998","citation_suggestion":"Patentable. \"Ring structures in device die\" (US-9852998). https://patentable.app/patents/US-9852998","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9852998","json":"https://patentable.app/api/llm-context/US-9852998","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T12:35:54.230Z"}