{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9854283","patent":{"patent_number":"US-9854283","title":"Distributed cable modem termination system with software reconfigurable MAC and PHY capability","assignee":null,"inventors":[],"filing_date":"2014-02-01T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H04N","H04B","H04N","H04N","H04N","H04N","H04N"],"num_claims":23,"abstract":"Distributed and highly software reconfigurable CMTS (CMRTS) device, based on MAC and PHY units with FPGA and DSP components, for a HFC CATV network. The various CATV RF modulators, such as QAM modulators, may be divided between QAM modulators located at the cable plant, and remote QAM modulators ideally located at the fiber nodes. A basic set of CATV QAM data waveforms may optionally be transmitted to the nodes using a first fiber, and a second set of IP/on-demand data may be transmitted to the nodes using an alternate fiber or alternate fiber frequency, and optionally using other protocols such as Ethernet protocols. The nodes will extract the data specific to each neighborhood and inject this data into unused QAM channels, thus achieving improved data transmission rates through finer granularity. A computerized “virtual shelf” control system for managing and reconfiguring the FPGA and DSP based CMTRS units is also disclosed."},"analysis":{"summary":"The Distributed Cable Modem Termination System with Software Reconfigurable Mac and Phy Capability patent introduces a distributed and highly software-reconfigurable CMTS (CMRTS) device designed for HFC CATV networks. The core innovation lies in dividing CATV RF modulators, such as QAM modulators, between the cable plant and remote fiber nodes. This approach aims to improve data transmission rates through finer granularity, allowing nodes to extract data specific to each neighborhood and inject it into unused QAM channels. The problem being solved is the increasing demand for higher data transmission rates and greater flexibility in cable infrastructure, which traditional CMTS architectures struggle to meet.\n\nThe key technical approach involves transmitting a basic set of CATV QAM data waveforms to the nodes using a first fiber, while a second set of IP/on-demand data is transmitted via an alternate fiber or frequency, potentially using Ethernet protocols. A computerized “virtual shelf” control system manages and reconfigures the FPGA and DSP-based CMTRS units, providing software reconfigurability. This allows cable operators to adapt the system to changing network conditions and service demands without extensive hardware modifications.\n\nThe business value and applications are significant. By optimizing data delivery and enhancing network flexibility, this innovation supports new services and applications, such as high-definition video streaming, interactive gaming, and IoT devices. For cable operators, this translates into potential cost savings through reduced hardware upgrades and increased subscriber capacity.\n\nThe market opportunity is substantial, as the demand for high-speed internet continues to grow. This patent offers a competitive advantage for cable operators looking to enhance their network infrastructure and remain competitive in the market. The distributed architecture also reduces reliance on centralized infrastructure, making the network more resilient and scalable.","layman_explanation":"The Distributed Cable Modem Termination System with Software Reconfigurable Mac and Phy Capability addresses the growing problem of bandwidth limitations in cable networks. As more people use the internet for data-intensive activities like streaming video, online gaming, and video conferencing, traditional cable networks struggle to provide sufficient bandwidth to meet the demand. This leads to slower internet speeds, buffering, and a frustrating user experience.\n\nExisting solutions often involve upgrading the entire cable infrastructure, which is expensive and time-consuming. The Distributed Cable Modem Termination System with Software Reconfigurable Mac and Phy Capability offers a more efficient and cost-effective approach. Instead of relying on a centralized system to deliver internet signals, this technology distributes the signal processing closer to the end-users. This reduces the distance the signal has to travel, improving signal strength and reducing congestion.\n\nImagine a water delivery system where all the water is pumped from a single source to all the houses in a neighborhood. If everyone turns on their taps at the same time, the water pressure drops, and everyone gets less water. Now imagine a system where there are multiple smaller pumping stations located throughout the neighborhood. Each station serves a smaller number of houses, so the water pressure remains high even when everyone is using water at the same time. The Distributed Cable Modem Termination System with Software Reconfigurable Mac and Phy Capability works in a similar way, distributing the internet signal processing to multiple locations to improve performance.\n\nThis technology matters because it allows cable companies to provide faster and more reliable internet service to their customers without having to invest in expensive infrastructure upgrades. It also opens up new opportunities for offering advanced services like 4K video streaming and IoT connectivity. The potential ROI is high, as cable companies can attract and retain more customers by offering a superior internet experience.\n\nFuture applications of this technology include further optimization of the distributed architecture and integration with other advanced technologies like 5G and Wi-Fi 6. The market adoption timeline will depend on the willingness of cable companies to invest in this technology, but the potential benefits are clear. The investment implications are significant, as this technology could transform the cable industry and create new opportunities for growth and innovation.","technical_analysis":"The Distributed Cable Modem Termination System with Software Reconfigurable Mac and Phy Capability patent presents a technically sophisticated approach to enhancing cable modem termination systems. The architecture hinges on a distributed model where key functionalities, particularly CATV RF modulation via QAM, are divided between the central cable plant and remote fiber nodes. This distribution minimizes the length of coaxial cable runs, reducing signal attenuation and improving signal-to-noise ratios, directly contributing to higher data transmission rates. \n\nImplementation details focus on leveraging FPGA and DSP components for MAC and PHY layer processing. The use of FPGAs provides the flexibility to reconfigure the hardware to support different modulation schemes and protocols, while DSPs handle the computationally intensive signal processing tasks. The \"virtual shelf\" control system is a crucial element, enabling remote management and reconfiguration of the FPGA and DSP units. This system likely utilizes a well-defined API to abstract the underlying hardware and provide a user-friendly interface for operators.\n\nThe algorithm specifics likely involve dynamic bandwidth allocation based on real-time monitoring of network traffic and subscriber demand. This requires sophisticated algorithms for analyzing QAM channel utilization and allocating resources accordingly. Integration patterns would involve seamless integration with existing network management systems and provisioning platforms. \n\nPerformance characteristics are significantly improved due to the distributed architecture and dynamic bandwidth allocation. The reduced coaxial cable lengths contribute to lower latency and higher throughput, while the software reconfigurability enables the system to adapt to changing network conditions. Code-level implications involve developing efficient algorithms for QAM modulation, signal processing, and dynamic bandwidth allocation. The system also requires robust error correction and security mechanisms to ensure reliable and secure data transmission.","business_analysis":"The Distributed Cable Modem Termination System with Software Reconfigurable Mac and Phy Capability patent holds significant business implications for cable operators and the broader telecommunications industry. The market opportunity size is substantial, driven by the ever-increasing demand for high-speed internet access and bandwidth-intensive applications such as streaming video, online gaming, and IoT devices. The global broadband market is projected to continue its growth trajectory, creating a large and addressable market for this technology.\n\nCompetitive advantages stem from the distributed architecture and software reconfigurability of the system. Traditional CMTS architectures often struggle to keep pace with increasing bandwidth demands, leading to bottlenecks and reduced performance. This patent addresses these limitations by distributing the CMTS functionality and enabling dynamic reconfiguration of the network. This allows cable operators to deliver higher bandwidth, lower latency, and improved service quality, giving them a competitive edge in the market.\n\nThe revenue potential is significant. By deploying this technology, cable operators can attract and retain more subscribers, increase average revenue per user (ARPU), and offer new services such as 4K video streaming and IoT connectivity. The business model can be based on subscription fees, usage-based pricing, or a combination of both.\n\nStrategic positioning involves positioning the technology as a key enabler of next-generation broadband services. This can be achieved through marketing campaigns that highlight the benefits of the distributed architecture and software reconfigurability. ROI projections are favorable, given the potential for increased revenue, reduced operating costs, and improved customer satisfaction. The investment in this technology can be justified by the long-term benefits it provides in terms of network performance, scalability, and adaptability.","faqs":null,"topics":["cable modem termination system","CMTS","software reconfigurable","MAC","PHY","distributed","cable","modem"],"tech_cluster":null},"seo":{"title":"Distributed CMTS with Software Reconfigurability - Patent US-9854283","description":"Explore this innovative distributed cable modem termination system with software reconfigurable MAC and PHY. Patent analysis, claims, and technical details.","keywords":["cable modem termination system","CMTS","software reconfigurable","MAC","PHY","HFC network","QAM modulation","fiber nodes","data transmission","patent","patent US-9854283"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9854283","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-9854283","citation_suggestion":"Patentable. \"Distributed cable modem termination system with software reconfigurable MAC and PHY capability\" (US-9854283). https://patentable.app/patents/US-9854283","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9854283","json":"https://patentable.app/api/llm-context/US-9854283","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T06:11:19.632Z"}