Company Filing History:
Years Active: 1977-1986
Title: Innovations of Johannes Petrus Sinjou
Introduction
Johannes Petrus Sinjou is a notable inventor based in Eindhoven, Netherlands. He has made significant contributions to the field of optical digital disc technology. With a total of 2 patents, his work has had a lasting impact on how information is recorded and played back on digital media.
Latest Patents
One of his latest patents is titled "Digital sum value corrective scrambling in the compact digital disc." This invention describes a method and apparatus for recording and reading information on an optical digital disc. The process involves encoding data bits into channel bits while minimizing the d.c. unbalance. The invention also includes a mechanism for scrambling parts of the channel bits to correct any unbalance before recording. During playback, these scrambled parts are descrambled to retrieve the original data.
Another significant patent is for a "Playing apparatus, in particular a video player for playing round records with a central hole." This invention focuses on a video player designed to accommodate both thick rigid records and thin flexible records. It features a transparent adapter disc that allows flexible records to be played without dust interference, ensuring a smooth playback experience.
Career Highlights
Johannes Sinjou has worked with U.S. Philips Corporation, where he has been able to apply his innovative ideas in the development of optical disc technology. His contributions have helped advance the capabilities of video players and digital recording methods.
Collaborations
Throughout his career, Sinjou has collaborated with notable colleagues such as Herman G Lakerveld and Gerard E Van Rosmalen. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Johannes Petrus Sinjou's work in optical digital disc technology exemplifies the spirit of innovation. His patents have paved the way for advancements in how we record and play back information. His contributions continue to influence the industry today.