Patents by Inventor Francois Coursaget

Francois Coursaget has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 7127906
    Abstract: The cooled photosensitive cell (1) according to the invention comprises a table (2), a sensor (3) which is fitted on the table (2) and is connected to electrical connection tracks (30), a screen (10) to prevent parasitic radiation on the sensor (3), and a Joule-Thomson cooler (4) in order to cool the table (2) and the screen (10). The table (2) and the screen (10) are cooled by convection by being subjected directly to the volume of expansion of the cooler (4), the table (2) being provided with apertures (6) for passage of the cooling flow communicating with a cavity (14) for cooling of the screen (10).
    Type: Grant
    Filed: June 17, 2004
    Date of Patent: October 31, 2006
    Assignee: Sagem, SA
    Inventor: Francois Coursaget
  • Publication number: 20050017180
    Abstract: The cooled photosensitive cell (1) according to the invention comprises a table (2), a sensor (3) which is fitted on the table (2) and is connected to electrical connection tracks (30), a screen (10) to prevent parasitic radiation on the sensor (3), and a Joule-Thomson cooler (4) in order to cool the table (2) and the screen (10). The table (2) and the screen (10) are cooled by convection by being subjected directly to the volume of expansion of the cooler (4), the table (2) being provided with apertures (6) for passage of the cooling flow communicating with a cavity (14) for cooling of the screen (10).
    Type: Application
    Filed: June 17, 2004
    Publication date: January 27, 2005
    Inventor: Francois Coursaget