Company Filing History:
2 out of 21,361 
1 out of 14,087 
Years Active: 2002-2005
Title: The Innovations of Stephanus J J Nijssen
Introduction
Stephanus J J Nijssen is a notable inventor based in Eindhoven, Netherlands. He has made significant contributions to the field of digital video technology, holding a total of 3 patents. His work has had a lasting impact on how video signals are processed and transmitted.
Latest Patents
One of his latest patents involves embedding supplemental data in a digital video signal. This patent describes an MPEG-encoded video signal that includes groups of pictures (GOPs), each consisting of an intraframe coded (I) picture along with a series of predictively encoded (P) pictures and bidirectionally predictively encoded (B) pictures. The traditional GOP structure of IBBPBBP is modified to embed a watermark, resulting in a unique GOP structure that may include a BPP sequence. Different symbol values can be assigned to various positions within this sequence.
Another significant patent focuses on a device for transmitting television pictures. This device transmits pictures in the form of transform coefficients and motion vectors. The motion vectors of a sub-picture are converted into a series of difference vectors and a reference vector. These vectors are then applied to a variable-length encoder, which encodes a run of zero values followed by a non-zero value into a variable-length code word.
Career Highlights
Stephanus has worked with prominent companies such as Koninklijke Philips Corporation N.V. and U.S. Philips Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in the realm of digital video technology.
Collaborations
Throughout his career, Stephanus has collaborated with notable individuals, including Peter H N De With and Emmanuel D L M Frimout. These collaborations have contributed to the advancement of his inventions and the overall field of technology.
Conclusion
Stephanus J J Nijssen's contributions to digital video technology through his patents and collaborations highlight his role as an influential inventor. His work continues to shape the way we understand and utilize video signals today.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.