This inventor holds 3 USPTO granted patents. Top assignee: Oak Technology, Inc.. Active years: 2000-2003.
Company Filing History:
Years Active: 2000-2003
Title: Robert R Griffith: Innovator in Optical Disc Technology
Introduction
Robert R Griffith is a notable inventor based in San Jose, CA (US). He has made significant contributions to the field of optical disc technology, holding a total of 3 patents. His work has focused on improving data processing and error correction in optical disc drives.
Latest Patents
One of his latest patents is titled "Compact disc subcode packing and error correction detection." This invention discloses a subcode processing circuit designed for optical disc drives. The circuit includes a shift register for processing standard subcode data bytes obtained from optical disc media. The innovation allows for packing these data bytes into a smaller number of packed subcode data bytes, enhancing efficiency. Additionally, the circuit is configured to perform error correction for each packed byte, ensuring data integrity.
Another significant patent is for an "Apparatus and method for interfacing integrated circuits having incompatible input-output signal offset voltages." This invention provides a cost-effective solution that is also noise-insensitive. The apparatus includes a receiver circuit for differential signals, an interface circuit for removing offset voltages, and a differential amplifier for converting signals. The method involves several steps to ensure the generation of a sustained, filtered digital signal.
Career Highlights
Robert R Griffith has worked at Oak Technology, Inc., where he has been instrumental in developing innovative technologies. His expertise in optical disc technology has positioned him as a key figure in the industry.
Collaborations
Throughout his career, Griffith has collaborated with notable colleagues, including Gene E Weddle and Roy M Wen. These partnerships have contributed to the advancement of technology in their respective fields.
Conclusion
Robert R Griffith's contributions to optical disc technology through his patents and work at Oak Technology, Inc. highlight his role as an influential inventor. His innovations continue to impact the industry and improve data processing methods.