Company Filing History:
Years Active: 1995-1999
Title: Elisabeth Brun: Innovator in Optical Transmission Technologies
Introduction
Elisabeth Brun is a prominent inventor based in Paris, France. She has made significant contributions to the field of optical transmission, holding 2 patents that showcase her innovative approach to telecommunications.
Latest Patents
One of her latest patents is an optical transmission method and system using solitons. This method involves transmitting solitons through a series of fibers, where their intensity progressively decreases. To minimize distortion, this decrease in intensity is paired with a reduction in the chromatic dispersion of the fibers. The invention includes a first fiber with continuously decreasing chromatic dispersion, followed by subsequent fibers with constant chromatic dispersions, forming a longitudinally decreasing sequence. This technology has applications in telecommunications.
Another notable patent is for a gain-switched semiconductor light pulse source. In this invention, an electrical power supply powers a semiconductor laser chip under gain switching conditions, allowing the chip to emit light pulses. These pulses are then compressed in a fiber with negative dispersion, resulting in solitons. The spectrum width is reduced because the gain segment powered by the supply constitutes only a portion of the resonant cavity length of the chip. This invention is also aimed at enhancing data transmission over optical fibers.
Career Highlights
Elisabeth has worked with notable companies such as Alcatel Submarine Networks and Alcatel N.V. Her experience in these organizations has contributed to her expertise in optical technologies and telecommunications.
Collaborations
Throughout her career, Elisabeth has collaborated with esteemed colleagues, including Patrick Brindel and Jose Chesnoy. These partnerships have further enriched her work and innovations in the field.
Conclusion
Elisabeth Brun is a trailblazer in optical transmission technologies, with her patents reflecting her commitment to advancing telecommunications. Her work continues to influence the industry and pave the way for future innovations.