Company Filing History:
Years Active: 2001-2002
Title: The Innovative Contributions of André Dunand
Introduction
André Dunand is a notable inventor based in Voreppe, France. He has made significant contributions to the field of image display technology, holding a total of 2 patents. His work focuses on methods for activating cells in image display screens, which has implications for various display technologies.
Latest Patents
Dunand's latest patents include a method for activating the cells of an image displaying screen and an image displaying device using the same. The first patent describes a method that produces electric potential signals, known as activation signals, to activate the cells and supply the current consumed by this activation. This method applies an electric potential to a solenoid, developing activation signals at the solenoid terminals and causing a change in the main current in the solenoid. This innovative approach allows for the delivery of large amounts of current in a short time, making it particularly suitable for image display screens such as plasma panels.
The second patent outlines a process for controlling a display panel with cells defined by the intersection of two networks of crossed electrodes. This process involves applying a square-wave hold signal to all cells to produce a hold discharge for those in the written state. Additionally, an addressing signal is applied to the electrodes, which generates an erase discharge for selected cells. This method is applicable to the control of plasma display panels, showcasing Dunand's expertise in enhancing display technologies.
Career Highlights
André Dunand has worked with Thomson-CSF, a prominent company in the field of electronics and telecommunications. His role at the company has allowed him to develop and refine his innovative ideas, contributing to advancements in display technology.
Collaborations
Dunand has collaborated with notable coworkers such as Philippe Zorzan and Serge Salavin. Their combined efforts have likely fostered a creative environment that encourages innovation and the development of cutting-edge technologies.
Conclusion
André Dunand's contributions to image display technology through his patents and work at Thomson-CSF highlight his role as a significant inventor in this field. His innovative methods for activating display cells and controlling display panels have the potential to influence future advancements in display technologies.