Roger R Bracht

Title: The Innovations of Roger R. Bracht

Introduction

Roger R. Bracht is a notable inventor based in Colorado Springs, CO, who has made significant contributions to the field of optical data recording. With a total of six patents to his name, Bracht's work has focused on enhancing the reliability and efficiency of optical recording systems.

Latest Patents

Among his latest patents is the "Offset for protection against amorphous pips." This invention provides a read signal offset during write verification, which prevents the false detection of amorphous pips from an optical disk recorder. Amorphous pips occur when the reflection from an optical disk drops after the laser alters the surface material from a crystalline to an amorphous state, without forming a hole. This can lead to information loss when the amorphous material recrystallizes. Another significant patent is the "Objective lens focus initialization system." This system is designed for use with optical data recording systems, where focus initialization is performed while the tracking servo loop is in an open loop mode. The objective lens is fixedly positioned along a tracking axis, and the focus servo system is cyclically driven along a focus axis to ensure accurate data retrieval.

Career Highlights

Bracht has worked with several companies throughout his career, including Opto Tech Corporation and Laser Magnetic Storage International Company. His experience in these organizations has allowed him to develop and refine his innovative ideas in optical data storage technology.

Collaborations

Some of his notable coworkers include Johannes J. Verboom and Dorrel R. Silvy, who have contributed to his projects and innovations in the field.

Conclusion

Roger R. Bracht's contributions to optical data recording technology through his patents and collaborations highlight his role as a significant inventor in this field. His work continues to influence advancements in data storage solutions.