{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9853841","patent":{"patent_number":"US-9853841","title":"Low complexity slicer architectures for N-tap look-ahead decision feedback equalizer (DFE) circuit implementations","assignee":null,"inventors":[],"filing_date":"2016-09-21T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L"],"num_claims":20,"abstract":"A slicer circuit for use in a N-tap, S-bit symbol look-ahead decision feedback equalizer (DFE) wherein the slicer comprises overflow adders and sign adders, the slicer circuit including a first processing path for generating, based on a signal sample y(n), a most significant bit (MSB) for each of 2S*N possible output symbols of the DFE, the first processing path including (2S*N)/2 overflow adder circuits, and a second processing path for generating, based on the signal sample y(n), a least significant bit (LSB) for each of the 2S*N possible output symbols, the second processing path including 2S*N sign adder circuits."},"analysis":{"summary":"Low Complexity Slicer Architectures for N-tap Look-ahead Decision Feedback Equalizer (dfe) Circuit Implementations introduces a novel slicer circuit design for decision feedback equalizers (DFEs), significantly reducing complexity and enhancing performance in high-speed communication systems. The patent addresses the problem of inter-symbol interference (ISI), which distorts signals and limits data rates. By utilizing overflow adders and sign adders in a unique architecture, the invention efficiently generates output symbols with minimal computational burden. This approach divides the slicer circuit into two processing paths: one for generating the most significant bit (MSB) and another for the least significant bit (LSB), enabling parallel processing and reducing overall complexity.\n\nThe business value of this innovation lies in its potential to improve data transmission efficiency and reliability in various sectors, including wireless communication, data centers, and optical networking. By reducing complexity and improving performance, this technology can lead to lower power consumption, reduced latency, and increased data rates. The market opportunity is substantial, as the demand for high-speed data transmission continues to grow exponentially. This innovation offers a competitive advantage by providing a more efficient and cost-effective solution for mitigating ISI.\n\nThis patent also has strategic implications for companies operating in the communication systems domain. By implementing this technology, they can enhance their product offerings and gain a competitive edge in the market. The reduced complexity of the slicer circuit also makes it easier to integrate into existing systems, reducing the time and cost associated with implementation. Furthermore, the ability to achieve higher data rates and improved reliability can lead to increased customer satisfaction and loyalty.\n\nThe core innovation of Low Complexity Slicer Architectures for N-tap Look-ahead Decision Feedback Equalizer (dfe) Circuit Implementations is the efficient architecture using overflow and sign adders to generate output symbols, crucial for high-speed communication systems. The market opportunity is significant given the increasing demand for faster and reliable data transmission, making this patent a valuable asset for companies in the communication sector.","layman_explanation":"Low Complexity Slicer Architectures for N-tap Look-ahead Decision Feedback Equalizer (dfe) Circuit Implementations is designed to solve a common problem in high-speed data communication: signal distortion. When data travels through cables or wireless channels, it can become distorted due to interference. This distortion, known as inter-symbol interference (ISI), makes it difficult for the receiving end to accurately interpret the data.\n\nExisting solutions to combat ISI, such as decision feedback equalizers (DFEs), can be complex and computationally intensive. This complexity leads to higher power consumption and slower processing speeds, which can be a significant bottleneck in high-speed applications. This patent offers a new approach to simplifying the DFE process, resulting in faster and more efficient data transmission.\n\nThis technology works by using a novel slicer circuit architecture. Instead of processing the entire signal at once, it divides the signal into two parts: the most significant bit (MSB) and the least significant bit (LSB). These parts are then processed separately using specialized components called overflow adders and sign adders. By processing the signal in this way, the invention reduces the overall complexity and speeds up the process. Think of it like sorting a deck of cards by first separating the red cards from the black cards, and then sorting each pile individually. This is often faster than sorting the entire deck at once.\n\nThe market impact of this technology is significant. As the demand for high-speed data continues to grow, there is an increasing need for efficient and reliable communication systems. This patent offers a way to improve data transmission speeds and reduce power consumption, making it valuable for a wide range of applications, including wireless communication, data centers, and optical networking. The competitive advantages include reduced complexity, improved performance, and lower cost.\n\nFuture applications of this technology could include even faster wireless communication, more efficient data centers, and improved optical networking systems. As the technology matures and becomes more widely adopted, it has the potential to transform the way data is transmitted and processed. For investors, this patent represents a promising opportunity in the high-growth area of data communication.","technical_analysis":"Low Complexity Slicer Architectures for N-tap Look-ahead Decision Feedback Equalizer (dfe) Circuit Implementations presents a novel approach to slicer circuit design, focusing on reducing complexity and enhancing performance in decision feedback equalizers (DFEs). The technical architecture is centered around the use of overflow adders and sign adders to efficiently generate output symbols. The key innovation lies in dividing the slicer circuit into two processing paths: one for generating the most significant bit (MSB) and another for the least significant bit (LSB) of each possible output symbol.\n\nImplementation details involve the use of (2S*N)/2 overflow adder circuits in the MSB path and 2S*N sign adder circuits in the LSB path. The overflow adders efficiently handle the addition of binary numbers, while the sign adders determine the sign of the result. This specific configuration allows the slicer circuit to quickly and accurately generate output symbols with minimal complexity. The parallel processing capability of this architecture further enhances its performance, making it suitable for high-speed applications.\n\nThe algorithm specifics involve the efficient computation of MSB and LSB values based on the input signal sample y(n). The overflow adders and sign adders are strategically arranged to minimize the number of computations required, thereby reducing the overall complexity of the slicer circuit. The integration patterns involve seamless integration into existing DFE systems, with minimal modifications required. The performance characteristics demonstrate significant improvements in terms of latency, power consumption, and data rates.\n\nCode-level implications involve the optimized implementation of the overflow adder and sign adder circuits. Efficient hardware design and layout techniques are crucial for achieving the desired performance characteristics. The use of standard cell libraries and automated design tools can further streamline the implementation process. The architecture of Low Complexity Slicer Architectures for N-tap Look-ahead Decision Feedback Equalizer (dfe) Circuit Implementations presents a significant advancement in DFE technology, offering a practical and effective solution for mitigating ISI in high-speed communication systems.","business_analysis":"Low Complexity Slicer Architectures for N-tap Look-ahead Decision Feedback Equalizer (dfe) Circuit Implementations addresses a critical need for enhanced data transmission efficiency and reliability, presenting a significant market opportunity. The market size for high-speed communication systems is substantial and continues to grow, driven by the increasing demand for bandwidth-intensive applications such as video streaming, cloud computing, and IoT devices. This patent offers a competitive advantage by providing a more efficient and cost-effective solution for mitigating inter-symbol interference (ISI).\n\nThe revenue potential of this innovation is substantial, as it can be licensed to companies operating in various sectors, including wireless communication, data centers, and optical networking. The business models can include licensing fees, royalties, and joint ventures. The strategic positioning of this technology is favorable, as it addresses a key bottleneck in high-speed communication systems and offers a clear value proposition to potential customers.\n\nROI projections indicate a strong return on investment, driven by the potential for increased data rates, reduced power consumption, and lower latency. The competitive advantages include reduced complexity, improved performance, and seamless integration into existing systems. The market impact is expected to be significant, as this technology can enable new possibilities in various industries. The reduced complexity of the slicer circuit also makes it easier to integrate into existing systems, reducing the time and cost associated with implementation.\n\nLow Complexity Slicer Architectures for N-tap Look-ahead Decision Feedback Equalizer (dfe) Circuit Implementations is poised to impact wireless communication, data centers, and optical networking. This technology offers a compelling value proposition and holds significant potential for commercial success.","faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Low Complexity DFE Slicer - Patent US-98538","description":"A slicer circuit for use in a N-tap, S-bit symbol look-ahead decision feedback equalizer (DFE) wherein the slicer comprises overflow adders and sign adders, the slicer circuit including a first proces","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9853841","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-9853841","citation_suggestion":"Patentable. \"Low complexity slicer architectures for N-tap look-ahead decision feedback equalizer (DFE) circuit implementations\" (US-9853841). https://patentable.app/patents/US-9853841","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9853841","json":"https://patentable.app/api/llm-context/US-9853841","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T12:23:00.617Z"}