Patents by Inventor Kristina Ahlström

Kristina Ahlström 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: 7017861
    Abstract: A control system for calculating control commands for actuators in an aircraft, wherein the control commands are calculated by computers distributed in the craft in dependence on input signals containing parameters that serve as the basis for said commands, wherein a computer (C) is arranged at each respective local actuator (A) and, together with the actuator (A), forms a servo node (S) where the computer (C) receives input signals via data bus (B), whereby the computer (C) in each servo node (S) calculates control commands for the local actuator (A) based on one or more sets of control laws in dependence on received parameters, and wherein the computer (C) calculates, in a corresponding manner, control commands for at least one additional actuator (A) in another servo node (S), and wherein a choice of control commands is used as the control command (7) for the actuator (A) locally in each servo node (S) in dependence on a comparison between the control commands (4) calculated locally in the servo node (S) a
    Type: Grant
    Filed: May 18, 2000
    Date of Patent: March 28, 2006
    Assignee: SAAB AB
    Inventors: Rikard Johansson, Jan Torin, Kristina Ahlström