Location History:
- 75016 Paris, FR (1976 - 1978)
- Paris, FR (1977 - 1983)
- Le Chesnay, FR (1986)
- Bessancourt, FR (1989 - 2000)
Company Filing History:
9 out of 2,692 
2 out of 832,966 Years Active: 1976-2000
Title: Pierre A Laurent: Innovator in Vocoder Technology
Introduction
Pierre A Laurent is a notable inventor based in Bessancourt, France. He has made significant contributions to the field of vocoder technology, holding a total of 11 patents. His work focuses on improving the efficiency and quality of vocal signal processing.
Latest Patents
Among his latest patents, Laurent has developed a process for the vector quantization of low bit rate vocoders. This method involves analyzing vocal signals in consecutive windows and quantifying them on a determined number of levels. The process measures the root mean square (r-m-s) value of the samples of the vocal signal in each window. It constructs a resultant energy vector in a vector space with n dimensions, corresponding to the sum of energy vectors measured in the analysis windows. The invention also includes codings on q bits, allowing for efficient representation of the vocal signal.
Career Highlights
Throughout his career, Pierre A Laurent has worked with prominent companies, including Thomson-CSF. His innovative approaches have led to advancements in vocoder technology, making significant impacts in the field.
Collaborations
Laurent has collaborated with notable professionals such as Ljubimko Milosevic and Herve Ganem. Their joint efforts have contributed to the development of cutting-edge technologies in vocal signal processing.
Conclusion
Pierre A Laurent's contributions to vocoder technology and his numerous patents highlight his role as a leading inventor in the field. His work continues to influence advancements in vocal signal processing.