Company Filing History:
Years Active: 2001
Title: The Innovations of Jean-François Houplain
Introduction
Jean-François Houplain is a notable inventor based in St-Germain-en-Laye, France. He has made significant contributions to the field of encoding and decoding systems, particularly through his innovative work in modulation techniques. His expertise and creativity have led to the development of a unique patent that enhances communication technologies.
Latest Patents
Jean-François Houplain holds a patent for an "Encoding/decoding system using 16-QAM modulation encoded in multi-level blocks." This invention provides a block-encoded modulation scheme that utilizes multi-level partitioning techniques. The scheme effectively addresses phase ambiguities of ±π/2 and π through differential encoding and appropriate mapping. It is specifically applicable to 16-QAM modulation and offers an optimal theoretical encoding gain for the code's rate. The associated decoder employs the Wagner algorithm, which is significantly less complex to implement compared to the Viterbi algorithm or the Reed-Solomon algorithm.
Career Highlights
Jean-François Houplain is currently associated with Alcatel Telspace, where he continues to innovate and contribute to advancements in communication technologies. His work has been instrumental in enhancing the efficiency and effectiveness of encoding systems.
Collaborations
Throughout his career, Jean-François has collaborated with talented individuals such as Juing Fang and Pierre Roux. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies.
Conclusion
Jean-François Houplain's contributions to the field of encoding and decoding systems exemplify the spirit of innovation. His patent on 16-QAM modulation showcases his ability to solve complex problems in communication technology. His work continues to influence the industry and inspire future advancements.