{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9854521","patent":{"patent_number":"US-9854521","title":"Apparatus and method for cancelling interference in communication system supporting multi-user multiple-input multiple-output scheme","assignee":null,"inventors":[],"filing_date":"2015-05-15T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H04W","H04B","H04B","H04J","H04W","H04W"],"num_claims":10,"abstract":"A method of canceling interference by a signal receiving apparatus in a communication system supporting a multi-user Multiple-Input Multiple-Output (MIMO) scheme and a signal receiving apparatus is provided. The method includes determining whether there is a need for using an interference cancellation scheme while performing a signal detecting operation; and performing the signal detecting operation using the interference cancellation scheme, or performing the signal detecting operation without using the interference cancellation scheme based on determining whether there is the need for using the interference cancellation scheme."},"analysis":{"summary":"The Apparatus and Method for Cancelling Interference in Communication System Supporting Multi-user Multiple-input Multiple-output Scheme patent introduces an adaptive interference cancellation scheme for multi-user MIMO systems. The core innovation lies in dynamically determining whether interference cancellation is necessary during signal detection, optimizing resource allocation and reducing computational overhead. This technology addresses the problem of interference in wireless communication networks, where multiple users sharing the same frequency bands can significantly degrade system performance. The key technical approach involves a combination of signal processing techniques and adaptive algorithms to identify and mitigate interference signals effectively. The business value of this patent lies in its potential to improve data rates, reduce latency, and enhance the reliability of wireless communication systems. This has significant implications for mobile networks, WLANs, and emerging applications such as V2V communication and industrial IoT. The market opportunity is substantial, as the demand for high-speed, reliable wireless communication continues to grow. By enabling more efficient use of spectrum resources and reducing interference, this technology can unlock new possibilities in wireless communication and drive innovation across various industries. The Apparatus and Method for Cancelling Interference in Communication System Supporting Multi-user Multiple-input Multiple-output Scheme is a practical and efficient approach to mitigate interference in multi-user MIMO systems.","layman_explanation":"1. What Problem Does This Solve? (100-150 words)\nWireless communication systems are often plagued by interference, especially when multiple users share the same wireless channels. This interference can significantly degrade the quality of communication, leading to slower data speeds, dropped connections, and overall frustration for users. Existing solutions often fall short because they are either too complex, too energy-intensive, or not adaptive enough to handle the dynamic nature of wireless environments. They struggle to efficiently manage interference in real-time without sacrificing performance or battery life.\n\n2. How Does It Work? (200-300 words)\nThe Apparatus and Method for Cancelling Interference in Communication System Supporting Multi-user Multiple-input Multiple-output Scheme works by intelligently detecting and canceling interference only when it's needed. Think of it like a smart noise-canceling headphone that only activates when it senses background noise. The system first determines if interference is significantly impacting the signal. If it is, the system employs sophisticated signal processing techniques to isolate and cancel the interfering signals. If not, the system operates normally, conserving energy and computational resources. This adaptive approach ensures that interference cancellation is only applied when it provides a tangible benefit, optimizing overall system performance.\n\n3. Why Does This Matter? (150-200 words)\nThis technology matters because it directly addresses a critical bottleneck in modern wireless communication. By efficiently managing interference, it can significantly improve the performance of wireless networks, leading to faster data speeds, more reliable connections, and a better user experience. This has significant implications for a wide range of applications, from mobile communication and wireless internet to industrial IoT and autonomous vehicles. The competitive advantages include improved spectral efficiency, reduced energy consumption, and enhanced overall system performance. The potential ROI is substantial, as this technology can enable more efficient use of existing wireless infrastructure and unlock new revenue opportunities.\n\n4. What's Next? (50-100 words)\nThe future applications of this technology are vast, ranging from enhanced 5G networks to improved wireless connectivity in smart homes and cities. Market adoption is expected to accelerate as the demand for high-speed, reliable wireless communication continues to grow. Investment implications are positive, as this technology represents a promising opportunity to capitalize on the growing demand for innovative wireless solutions. The Apparatus and Method for Cancelling Interference in Communication System Supporting Multi-user Multiple-input Multiple-output Scheme is poised to be a major advancement.","technical_analysis":"The Apparatus and Method for Cancelling Interference in Communication System Supporting Multi-user Multiple-input Multiple-output Scheme patent outlines a system for adaptively mitigating interference in multi-user MIMO (Multiple-Input Multiple-Output) communication systems. The technical architecture involves a signal receiving apparatus that first determines whether interference cancellation is needed during signal detection. This determination is crucial for optimizing performance and conserving computational resources. If interference cancellation is deemed necessary, the system performs signal detection using an interference cancellation scheme; otherwise, it performs signal detection without it. This adaptive approach is key to the innovation.\n\nImplementation details would likely involve algorithms for estimating channel characteristics and identifying interference signals. The system could employ techniques such as successive interference cancellation (SIC) or minimum mean square error (MMSE) estimation to mitigate interference. The choice of algorithm would depend on factors such as the complexity of the channel and the available computational resources. The integration patterns would involve seamless coordination between the signal detection, interference detection, and interference cancellation modules.\n\nPerformance characteristics would be significantly improved in terms of data rate, latency, and reliability. By adaptively mitigating interference, the system can achieve higher data rates and lower latency compared to traditional methods. The code-level implications would involve implementing these algorithms efficiently in software or hardware, optimizing for both performance and power consumption. The system's performance is enhanced by the adaptive system. Overall, the technical design focuses on efficient interference mitigation in multi-user MIMO systems.","business_analysis":"The Apparatus and Method for Cancelling Interference in Communication System Supporting Multi-user Multiple-input Multiple-output Scheme patent presents a significant market opportunity within the wireless communication sector. The increasing demand for higher data rates, lower latency, and more reliable connections is driving the need for innovative interference management solutions. This technology addresses this need by providing an adaptive interference cancellation scheme that optimizes signal detection in multi-user MIMO systems.\n\nThe competitive advantages of this patent lie in its ability to dynamically determine whether interference cancellation is necessary, reducing computational overhead and optimizing resource allocation. This adaptive approach not only enhances performance but also minimizes energy consumption, making it an attractive solution for mobile devices and other power-constrained applications. The revenue potential is substantial, as this technology can be licensed to mobile network operators, device manufacturers, and other companies involved in wireless communication. Business models could include licensing fees, royalties, and subscription-based services. The strategic positioning of this technology is strong, as it addresses a critical challenge in modern wireless communication networks.\n\nROI projections are favorable, as the investment in this technology can lead to significant improvements in network capacity, user experience, and energy efficiency. The market opportunity size is substantial, with the global wireless communication market projected to reach billions of dollars in the coming years. The Apparatus and Method for Cancelling Interference in Communication System Supporting Multi-user Multiple-input Multiple-output Scheme offers a compelling value proposition for businesses looking to enhance their wireless communication capabilities. Investment in this technology offers strong ROI.","faqs":null,"topics":["multi-user MIMO","interference cancellation","wireless communication","5G","signal processing"],"tech_cluster":null},"seo":{"title":"Interference Cancellation in MIMO Systems - Patent US-9854521","description":"Discover how the Apparatus and Method for Cancelling Interference in Communication System Supporting Multi-user Multiple-input Multiple-output Scheme improves wireless communication. Full patent analysis and technical details.","keywords":["multi-user MIMO","interference cancellation","wireless communication","5G","signal processing","patent","patent US-9854521"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9854521","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-9854521","citation_suggestion":"Patentable. \"Apparatus and method for cancelling interference in communication system supporting multi-user multiple-input multiple-output scheme\" (US-9854521). https://patentable.app/patents/US-9854521","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9854521","json":"https://patentable.app/api/llm-context/US-9854521","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T17:16:17.787Z"}