{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9853807","patent":{"patent_number":"US-9853807","title":"Automatic detection of change in PLL locking trend","assignee":null,"inventors":[],"filing_date":"2016-04-21T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H04L"],"num_claims":20,"abstract":"A phase lock loop (PLL), such as an all digital phase lock loop (ADPLL) to provide an example, of the present disclosure operates in a frequency tracking mode to adjust a frequency of the output signal to be proportional to a frequency of a reference input signal, or, in a phase tracking mode to adjust a phase of the output signal to match any variations in the reference input signal. The ADPLL includes a phase and/or frequency detector that provides an error signal representing a difference, in frequency and/or phase, between the output signal and the reference input signal. The ADPLL monitors a trend of the error signal, such as a positive trend, a negative trend, or a flat trend to provide some examples, and switches among the frequency tracking mode and the phase tracking mode upon detecting a change in the trend of the error signal."},"analysis":{"summary":"The Automatic Detection of Change in Pll Locking Trend patent introduces an innovative approach to phase-locked loop (PLL) technology, designed to enhance signal stability and optimize performance in dynamic environments. The core innovation lies in its ability to automatically monitor the trend of the error signal—representing the difference between the output signal and the reference input signal—and intelligently switch between frequency tracking and phase tracking modes. This solves the problem of traditional PLLs struggling to adapt to rapidly changing signal characteristics, often requiring manual switching or complex algorithms. The key technical approach involves using a phase and/or frequency detector to generate an error signal, analyzing the trend of this signal (positive, negative, or flat), and switching between frequency and phase tracking modes based on predefined thresholds and algorithms. This dynamic adaptation ensures that the PLL operates optimally under varying conditions, maximizing signal accuracy and minimizing disruptions. The business value and applications of this technology are significant. In telecommunications, it can improve the reliability of wireless communication links, especially in mobile environments. In data processing, it can enhance the performance of high-speed data transfer systems. Furthermore, the automation reduces the need for manual intervention, lowering operational costs. The market opportunity for this technology is substantial, as the demand for high-speed data transfer and reliable wireless communication continues to grow. This patent represents a crucial step forward in enhancing the reliability and efficiency of signal tracking systems across various industries.","layman_explanation":"The Automatic Detection of Change in Pll Locking Trend patent addresses a common problem in many electronic systems: maintaining a stable and accurate signal when conditions are constantly changing. Think of it like trying to keep a car driving smoothly on a road that switches between straightaways and sharp turns. Existing systems for maintaining signal stability, called phase-locked loops (PLLs), typically work well in either stable, straight-road conditions (frequency tracking) or in situations with constant curves (phase tracking). However, they struggle when the road—or the signal—rapidly changes between these two modes. This new invention solves this problem by automatically detecting what kind of 'road' the signal is on—whether it's a stable straightaway or a winding curve—and adjusting the PLL's settings accordingly. It does this by monitoring the 'error signal,' which indicates how well the PLL is keeping up with the signal. By tracking the trend of this error signal, the system can predict and react to changes in signal behavior, ensuring a smooth and stable output. This matters because it can significantly improve the performance and reliability of various technologies. For example, in wireless communication, it can reduce dropped calls and improve data speeds. In high-speed data transfer, it can minimize errors and ensure data integrity. Ultimately, this technology offers a more robust and efficient solution for maintaining signal stability in dynamic environments, making it a valuable asset for industries that rely on precise and reliable signal tracking. The next step is likely to see this technology integrated into a wider range of devices and systems, as manufacturers seek to improve performance and reduce operational costs. This will likely lead to increased investment in this area and further advancements in signal processing technologies.","technical_analysis":"The Automatic Detection of Change in Pll Locking Trend patent presents a novel architecture for phase-locked loops (PLLs) that enables dynamic adaptation to changing signal conditions. The technical architecture comprises a phase and/or frequency detector, an error signal monitor, a trend analysis module, and a switching mechanism. The phase/frequency detector generates an error signal representing the difference between the output signal and the reference input signal. This error signal is then fed into the error signal monitor, which continuously tracks its behavior. The trend analysis module analyzes the error signal's trend, identifying whether it is positive, negative, or flat. Based on this trend, the switching mechanism determines the appropriate operating mode for the PLL—either frequency tracking or phase tracking. The algorithm used in the trend analysis module is critical to the performance of the system. It must accurately identify the trend of the error signal while minimizing the impact of noise and other disturbances. This can be achieved through techniques such as moving averages, Kalman filtering, or other signal processing methods. The switching mechanism must also be carefully designed to ensure a smooth and efficient transition between frequency and phase tracking modes. This can be achieved through techniques such as hysteresis or adaptive thresholding. The implementation of this system requires careful consideration of the hardware and software components. The phase/frequency detector must be highly accurate and responsive. The error signal monitor must be able to track the error signal in real-time. The trend analysis module must be computationally efficient. The switching mechanism must be reliable and robust. The integration of this system into existing PLL designs can be challenging. It requires careful consideration of the existing system architecture and the potential impact on performance. However, the benefits of dynamic adaptation to changing signal conditions can be significant, making this a valuable addition to any PLL design.","business_analysis":"The Automatic Detection of Change in Pll Locking Trend patent offers a significant business opportunity in the realm of signal processing and communication technologies. The market opportunity size for this technology is substantial, driven by the increasing demand for high-speed data transfer and reliable wireless communication. As industries such as telecommunications, data processing, and aerospace continue to evolve, the need for efficient and adaptive signal tracking systems will only grow. This patent provides a competitive advantage by offering an automated solution that dynamically adjusts to changing signal conditions, improving signal stability and reducing operational costs. The revenue potential for this technology is significant. It can be monetized through licensing agreements, product integration, and service offerings. Licensing agreements can be established with companies in the telecommunications and data processing industries, allowing them to incorporate this technology into their products and services. Product integration can involve developing and selling PLL systems that incorporate this technology, targeting specific market segments such as wireless communication providers and high-speed data transfer equipment manufacturers. Service offerings can include providing consulting and support services to companies implementing this technology, helping them optimize their signal tracking systems and improve their overall performance. The business model for this technology can be based on a combination of licensing, product sales, and service offerings. The strategic positioning of this technology is critical to its success. It should be positioned as a premium solution that offers superior performance and reliability compared to traditional PLL systems. This can be achieved through effective marketing and branding, highlighting the benefits of automated signal tracking and dynamic adaptation. The ROI projections for this technology are promising. By improving signal stability and reducing operational costs, this technology can generate significant returns for companies that adopt it. The payback period for investment in this technology is expected to be relatively short, making it an attractive option for businesses looking to improve their signal processing capabilities.","faqs":null,"topics":["PLL","phase lock loop","signal tracking","frequency tracking","phase tracking","automatic","detection","change"],"tech_cluster":null},"seo":{"title":"Automatic Detection of Change in Pll Locking Trend - Patent US-9853807","description":"Discover how this patent automates PLL mode switching for enhanced signal stability. Full technical analysis, claims, and applications of the Automatic Detection of Change in Pll Locking Trend.","keywords":["PLL","phase lock loop","signal tracking","frequency tracking","phase tracking","error signal","telecommunications","data processing","patent","patent US-9853807"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9853807","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-9853807","citation_suggestion":"Patentable. \"Automatic detection of change in PLL locking trend\" (US-9853807). https://patentable.app/patents/US-9853807","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9853807","json":"https://patentable.app/api/llm-context/US-9853807","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T13:45:53.634Z"}