Jack L Hayes

Title: Jack L Hayes: Innovator in Telecommunications

Introduction

Jack L Hayes is a notable inventor based in Huntsville, Alabama, recognized for his contributions to telecommunications technology. With a total of 2 patents, Hayes has made significant advancements in modem receiver technology, particularly in the areas of nonlinear equalization and phase jitter cancellation.

Latest Patents

Hayes' latest patents include a modem receiver with nonlinear equalization. This innovative modem is designed to receive signals that contain both linear and nonlinear distortion. It features a multiplier that frequency shifts the signal to create a baseband signal, which is then sampled by an A/D converter. The modem employs a first equalizer to process the input sample, followed by a nonlinear generator that enhances the signal further. The results are combined to form a composite equalized output, which is crucial for accurate data recovery.

Another significant patent is the frequency adaptive phase jitter canceler. This circuit is engineered to reduce sinusoidal components of phase jitter in telecommunications channels. It automatically tracks multiple sinusoidal frequency components and adjusts to varying amplitudes and frequencies. The circuit utilizes a second-order loop filter to refine the phase angle estimates, ensuring rapid acquisition of accurate jitter component estimates.

Career Highlights

Throughout his career, Jack L Hayes has worked with prominent companies such as Motorola Corporation and Universal Data Systems, Inc. His experience in these organizations has allowed him to develop and refine his innovative ideas in telecommunications.

Collaborations

Hayes has collaborated with notable individuals in the field, including Michael D Turner and Richard Lee Goodson. These partnerships have contributed to the advancement of his projects and the successful implementation of his inventions.

Conclusion

Jack L Hayes stands out as a significant figure in the field of telecommunications, with his innovative patents and contributions to modem technology. His work continues to influence the industry and pave the way for future advancements.