Friedrich Fueldner

Title: Friedrich Fueldner: Innovator in Optical Information Technology

Introduction

Friedrich Fueldner is a notable inventor based in Villingen-Schwenningen, Germany. He has made significant contributions to the field of optical information technology, particularly in the development of recording and playback devices for optical information carriers. His innovative approach has led to advancements that enhance the performance and reliability of these devices.

Latest Patents

Fueldner holds a patent for a recording or playback device for optical information carriers. This invention features a servo control circuit that manages the tracking and focus of an optical scanning unit based on an error signal. The unique aspect of his invention is the non-linear amplification of the error signal before it reaches the servo controller. This design allows the device to effectively handle strong external mechanical effects, commonly known as shocks, ensuring that tracking and focus are maintained or adjusted as necessary. Additionally, in cases of defects, such as scratches on the disc, a defect detector and a linear amplifier are employed to provide a reliable error signal to the servo controller.

Career Highlights

Friedrich Fueldner is associated with Deutsche Thomson-Brandt GmbH, where he has contributed to various projects in optical technology. His work has been instrumental in improving the functionality and durability of optical recording devices. With a patent portfolio that includes 1 patent, Fueldner has established himself as a key figure in his field.

Collaborations

Throughout his career, Fueldner has collaborated with notable colleagues, including Volker Politz and Hirohito Takagi. These partnerships have fostered innovation and have led to the successful development of advanced technologies in optical information systems.

Conclusion

Friedrich Fueldner's contributions to the field of optical information technology exemplify the impact of innovative thinking on modern devices. His patent for a recording or playback device showcases his ability to address challenges in the industry effectively. Fueldner's work continues to influence the development of reliable optical systems.