{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9853725","patent":{"patent_number":"US-9853725","title":"Optical dispersion compensation in the electrical domain in an optical communications system","assignee":null,"inventors":[],"filing_date":"2016-11-29T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H04B","H04B","H04B","H04B","H04B","H04B","H04B"],"num_claims":20,"abstract":"A compensation function mitigates a substantial portion of the chromatic dispersion imparted to a communications signal by an optical communications system. A digital input signal is digitally processed using the compensation function to generate a predistorted signal. An amplitude and a phase of an optical signal are modulated using a pair of orthogonal signal components to generate a predistorted optical signal for transmission. In one implementation, the pair of orthogonal signal components are components of the predistorted signal. In another implementation, the predistorted signal is processed using a non-linear compensator to generate a further distorted signal and the pair of orthogonal signal components are components of the further distorted signal. In that implementation, the non-linear compensator is configured to substantially compensate for nonlinearities in one or both of an optical modulator of a transmitter of the system and an optical-to-electrical converter of a receiver of the system."},"analysis":{"summary":"The Optical Dispersion Compensation in the Electrical Domain in an Optical Communications System patent describes an innovative method for mitigating chromatic dispersion in optical communication systems. The core innovation involves using a compensation function to digitally process an input signal, generating a predistorted signal that counteracts the effects of dispersion during transmission through optical fibers. This predistorted signal is then used to modulate the amplitude and phase of an optical signal. The patent details two primary implementations. One derives orthogonal signal components directly from the predistorted signal. The other utilizes a non-linear compensator to further refine the signal, compensating for non-linearities introduced by the optical modulator and optical-to-electrical converter. This technology addresses the problem of signal distortion caused by chromatic dispersion, which limits data rates and transmission distances in optical networks. By pre-compensating for these effects, the Optical Dispersion Compensation in the Electrical Domain in an Optical Communications System enables higher data rates, longer transmission distances, and improved signal quality. The business value lies in increased network capacity and reliability for telecommunications providers, data centers, and other organizations relying on high-speed data transmission. This innovation presents a significant market opportunity for improving the performance of existing optical networks and enabling the development of next-generation communication systems.","layman_explanation":"The Optical Dispersion Compensation in the Electrical Domain in an Optical Communications System addresses a fundamental problem in high-speed data transmission over long distances: signal distortion. Think of it like this: when you shout across a large room, your voice becomes muffled and difficult to understand. Similarly, when data travels through optical fibers, which are the backbone of the internet, the signal can become distorted due to a phenomenon called chromatic dispersion. This happens because different colors of light travel at slightly different speeds through the fiber, causing the signal to spread out and become blurry. Existing solutions to this problem often involve expensive hardware upgrades or complex optical components. The Optical Dispersion Compensation in the Electrical Domain in an Optical Communications System offers a more elegant and cost-effective solution. Instead of trying to fix the distortion after it has already occurred, this technology pre-corrects the signal before it is even sent. It's like giving your voice a boost and clarifying it before you shout across the room. The technology uses sophisticated digital signal processing techniques to analyze the signal and apply a pre-distortion that counteracts the effects of chromatic dispersion. This pre-distortion is carefully calculated to ensure that the signal arrives at its destination clear and undistorted. The key advantage of this approach is that it can be implemented using software and electronic components, rather than requiring expensive hardware upgrades. This makes it a more scalable and cost-effective solution for telecommunications companies and data centers looking to increase their network capacity and improve signal quality. The market impact of this technology is significant. By enabling higher data rates and longer transmission distances, it can help to meet the growing demand for bandwidth and improve the performance of existing communication networks. This can lead to increased revenue for telecommunications providers and improved user experiences for consumers. The competitive advantages of this technology include its cost-effectiveness, scalability, and ability to compensate for both chromatic dispersion and non-linearities in the optical signal. Looking ahead, this technology has the potential to be further refined and integrated into next-generation communication systems. As the demand for bandwidth continues to grow, innovations like this will play a crucial role in ensuring that our communication infrastructure can keep pace. The investment implications are positive, as this technology represents a promising opportunity for companies looking to capitalize on the growth of the optical communication market.","technical_analysis":"The Optical Dispersion Compensation in the Electrical Domain in an Optical Communications System patent outlines a sophisticated approach to mitigating chromatic dispersion in optical communication systems. The system architecture leverages digital signal processing (DSP) to predistort the transmitted signal, effectively counteracting the dispersion effects encountered during propagation through the optical fiber. The core of the innovation lies in the compensation function, which digitally processes the input signal to generate a predistorted signal. This predistorted signal is then used to modulate the amplitude and phase of an optical signal using a pair of orthogonal signal components. The patent presents two distinct implementations. In the first, the orthogonal signal components are derived directly from the predistorted signal. This implementation is relatively straightforward and suitable for applications where non-linearities are not a dominant factor. In the second, a non-linear compensator is introduced to further refine the predistorted signal. This non-linear compensator is designed to compensate for non-linearities introduced by the optical modulator in the transmitter and the optical-to-electrical converter in the receiver. These non-linearities can significantly degrade signal quality, particularly at high data rates. The algorithm specifics for the compensation function and the non-linear compensator are critical to the performance of the system. The compensation function must accurately model the chromatic dispersion characteristics of the optical fiber, while the non-linear compensator must effectively characterize and compensate for the non-linear behavior of the optical modulator and receiver. Integration patterns involve seamless integration of the DSP algorithms with the transmitter and receiver hardware. Performance characteristics are determined by the accuracy of the compensation function and the non-linear compensator, as well as the speed and efficiency of the DSP algorithms. Code-level implications involve the development of optimized DSP code for real-time processing of the optical signal.","business_analysis":"The Optical Dispersion Compensation in the Electrical Domain in an Optical Communications System patent presents a significant business opportunity within the telecommunications and data center industries. The market opportunity size is substantial, driven by the ever-increasing demand for bandwidth and higher data transmission rates. As data consumption continues to grow exponentially, the need for efficient and reliable optical communication systems becomes paramount. This technology offers a competitive advantage by enabling higher data rates and longer transmission distances without requiring costly hardware upgrades. The revenue potential is significant, as telecommunications providers and data centers can leverage this technology to increase their network capacity and offer higher bandwidth services to their customers. Business models can include licensing the technology to equipment manufacturers, integrating it into proprietary communication systems, or offering it as a service to network operators. The strategic positioning of this technology is strong, as it addresses a critical bottleneck in optical communication systems. By mitigating chromatic dispersion and non-linearities, it enables the deployment of more efficient and cost-effective networks. ROI projections are favorable, as the technology can significantly reduce the cost of network upgrades and improve the overall performance of existing infrastructure. The investment in this technology aligns with the growing trend towards software-defined networking and the increasing reliance on digital signal processing for optimizing network performance.","faqs":null,"topics":["optical communication","chromatic dispersion compensation","signal processing","data transmission","telecommunications"],"tech_cluster":null},"seo":{"title":"Optical Dispersion Compensation - Patent US-9853725","description":"Discover how Optical Dispersion Compensation in the Electrical Domain in an Optical Communications System mitigates chromatic dispersion. Full patent analysis, claims, and technical details.","keywords":["optical communication","chromatic dispersion compensation","signal processing","data transmission","telecommunications","patent","patent US-9853725"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9853725","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-9853725","citation_suggestion":"Patentable. \"Optical dispersion compensation in the electrical domain in an optical communications system\" (US-9853725). https://patentable.app/patents/US-9853725","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9853725","json":"https://patentable.app/api/llm-context/US-9853725","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T10:55:46.721Z"}