Thomas L Grisell

Title: Thomas L. Grisell: Innovator in Millimeter Wave Technology

Introduction

Thomas L. Grisell is a notable inventor based in Palo Alto, California. He has made significant contributions to the field of millimeter wave technology, particularly in the development of low-cost phase-locked local oscillators. With a total of 2 patents, his work has had a considerable impact on communication systems.

Latest Patents

Grisell's latest patents include a low-cost phase-locked local oscillator for millimeter wave transceivers. This invention is part of a Local Multipoint Distribution Service (LMDS) system that includes a base station, subscriber units, and subscriber modems. The system operates within specified transmission frequencies set by the Federal Frequency Commission. The design allows for efficient frequency translation of modulated signals between the base stations and subscriber modems. Additionally, he has developed a reference frequency generation apparatus for a split-comb frequency synthesizer. This closed-loop design employs frequency mixing to provide continuous frequency coverage over a specified output signal range.

Career Highlights

Grisell has had a distinguished career at Hewlett-Packard Company, where he has been instrumental in advancing communication technologies. His innovative approaches have led to the development of systems that enhance signal quality and reduce phase noise in communication devices.

Collaborations

Throughout his career, Grisell has collaborated with notable colleagues, including Dieter Scherer and Robert E. Burns. These partnerships have fostered a collaborative environment that has contributed to the success of various projects.

Conclusion

Thomas L. Grisell's contributions to millimeter wave technology and communication systems exemplify his innovative spirit and dedication to advancing the field. His patents reflect a commitment to improving the efficiency and effectiveness of communication technologies.