This inventor holds 26 USPTO granted patents and 1 published patent application, plus 1 CIPO patent and 6 EPO patents. Top assignees: Nokia Solutions and Networks Oy, Nokia Corporation, Nortel Networks Corporation. Active years: 2002-2026.
Location History:
- Nepean, CA (2002)
- Irving, TX (US) (2002 - 2007)
- Flower Mound, TX (US) (2004 - 2024)
Company Filing History:
10 out of 2,364 
6 out of 8,283 
6 out of 4,171 
Years Active: 2002-2026
Title: Innovations and Contributions of Shavantha Kularatna
Introduction
Shavantha Kularatna, a prolific inventor based in Flower Mound, TX, has made significant contributions to the field of signal processing, holding an impressive 24 patents. His innovative work focuses on enhancing communication systems through advanced predistortion methods and signal estimation techniques.
Latest Patents
Kularatna's latest patents include a sophisticated predistortion method designed to address signal interference. This method involves receiving an input signal comprising multiple components across different bands and utilizing a first predistortion circuit for processing linear and composite non-linear terms that cause intermodulation issues outside the Nyquist band. In contrast, a second predistortion circuit processes further non-linear terms without oversampling, ensuring that the output signals from both circuits are matched, combined, and filtered effectively.
Another notable patent is his work on estimating delays in received signals, which utilizes a model to mitigate unwanted effects arising from first and second sources. By employing autocorrelation and cross-correlation techniques, Kularatna's invention allows for the estimation of delays associated with interfering components, offering potential solutions in various communication scenarios.
Career Highlights
Throughout his career, Kularatna has held key positions at leading technology companies, including Nokia Solutions and Networks, and Nokia Corporation. His expertise in signal processing and communication technologies has paved the way for several groundbreaking inventions.
Collaborations
Kularatna has collaborated with notable professionals in the industry, including Christian Reichl and Peter Anthony Barany. These collaborations have resulted in innovative solutions that enhance the performance and reliability of communication systems.
Conclusion
In conclusion, Shavantha Kularatna's extensive portfolio of patents and his contributions to signal processing highlight his role as a key innovator in the technology sector. His work not only addresses current challenges in communication systems but also paves the way for future advancements in this vital field.