Kenneth E Scott

Title: The Innovations of Kenneth E. Scott

Introduction

Kenneth E. Scott is a notable inventor based in Calgary, Canada, recognized for his contributions to telecommunications technology. With a total of three patents to his name, Scott has made significant advancements in methods for tracking carrier phases and frequency offset estimation.

Latest Patents

One of Scott's latest patents is titled "Method and apparatus for carrier phase tracking." This invention involves a telecommunication system that enhances the tracking of the carrier phase of a received signal. The method incorporates a pilot signal added to the data component of the signal before modulation and transmission. The pilot signal is designed to have a frequency equal to the inverse of twice a data symbol interval, ensuring that zero crossings are positioned at the midpoint of each symbol interval to prevent interference with the data. The received signal is then demodulated to produce a complex data signal, from which the pilot signal is detected to estimate the phase error. This phase error is corrected through a corrective phase shift that is equal and opposite to the estimated error.

Another significant patent by Scott is "Frequency offset estimation using the phase rotation of channel estimates." This invention describes a receiver that extracts complex values by referencing a local frequency. The receiver determines the frequency offset between a local oscillator and the carrier by employing a phase-rotation circuit. This circuit compares the phases of complex values extracted from a record of the input signal with corresponding symbols of a predetermined reference sequence. By analyzing the differences in phase for various parts of the sequence, the receiver infers the frequency offset and compensates for it using a complex multiplier.

Career Highlights

Throughout his career, Kenneth E. Scott has worked with prominent companies in the telecommunications sector, including Novatel Communications Ltd. and Harris Canada, Inc. His work has significantly impacted the field, particularly in enhancing communication systems.

Collaborations

Scott has collaborated with notable professionals in his field, including Elizabeth B. Olasz and Michael Kaube. These collaborations have contributed to the development and refinement of his innovative technologies.

Conclusion

Kenneth E. Scott's contributions to telecommunications through his patents and collaborations highlight his role as a significant inventor in the industry. His work continues to influence advancements in communication technology.