Steven A Johnson

Title: The Innovations of Steven A Johnson

Introduction

Steven A Johnson is an accomplished inventor based in Norcross, Georgia. He holds three patents that showcase his expertise in noise suppression and digital signal processing. His work has significantly contributed to advancements in speech signal enhancement and encoding techniques.

Latest Patents

One of his notable patents is a method and apparatus for enhancing noise-corrupted speech. This innovative noise suppression device processes data representative of a noise-corrupted signal, which includes both speech and noise components. The device effectively divides the received data into frames, applies a pre-filter to remove unwanted components, and utilizes fast Fourier transform to enhance the quality of the speech signal. Additionally, it incorporates a voice activity detector to determine the presence of speech, ensuring optimal filtering through a smoothed Wiener filter.

Another significant patent by Johnson involves fractal-excited linear predictive coding. This method encodes and decodes digital signals, particularly speech, by separating the original signal into linear and nonlinear portions. The linear portion is encoded using linear predictive coding techniques, while the nonlinear portion employs a fractal transform. This dual approach allows for efficient encoding and decoding, resulting in high-quality digital signals.

Career Highlights

Throughout his career, Steven A Johnson has worked with notable companies such as Iterated Systems, Inc. and Meta-C Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in the field of signal processing.

Collaborations

Johnson has collaborated with esteemed colleagues, including Sing-Wai Wu and Li-Zhe Tan. Their combined expertise has fostered an environment of innovation and creativity, leading to advancements in their respective fields.

Conclusion

Steven A Johnson's contributions to the field of noise suppression and digital signal processing are noteworthy. His patents reflect a deep understanding of complex signal interactions and innovative solutions to enhance speech quality. His work continues to influence the industry and inspire future innovations.