Alfred Antonio Geigel

Title: The Innovations of Alfred Antonio Geigel

Introduction

Alfred Antonio Geigel is a notable inventor based in Dunellen, NJ (US). He has made significant contributions to the field of adaptive filtering and digital echo suppression. With a total of 2 patents, Geigel's work has had a lasting impact on technology.

Latest Patents

Geigel's latest patents include a "Method and apparatus for adaptive filtering" and a "Common control digital echo suppressor." The adaptive filtering patent describes a finite impulse response (FIR) filter characterization that utilizes a modified least means squares approach. This method updates values of FIR filter taps as groups, allowing for the computation of future convolution values and partial estimates of the signal response. The digital echo suppressor patent presents a configurable system that can operate in full or split mode on a channel-by-channel basis. It enhances break-in capabilities and reduces hangover by accurately approximating anticipated echo signals and employing a wait-window technique to distinguish between impulse noise and speech.

Career Highlights

Throughout his career, Geigel has worked with prominent companies such as Lucent Technologies Inc. and Bell Telephone Laboratories. His experience in these organizations has contributed to his expertise in developing innovative solutions in signal processing.

Collaborations

Geigel has collaborated with notable individuals in his field, including William E. Keasler and Robert E. LaMarche. These partnerships have likely fostered a creative environment that has led to advancements in technology.

Conclusion

Alfred Antonio Geigel's contributions to adaptive filtering and digital echo suppression demonstrate his innovative spirit and technical expertise. His patents reflect a commitment to improving communication technologies, making him a significant figure in the field of invention.