Patents by Inventor Alexander Schaeffer

Alexander Schaeffer 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).

  • Memory management method and device in a multitasking capable data processing system
    Patent number: 8839264
    Abstract: A method for memory space management in a multitasking capable data processing system including a data processing device and software running thereon. The data processing device includes at least one central processing unit (CPU) and at least one user memory, and the software running on the CPU includes a first computer program application and at least a second computer program application which respectively jointly access the user memory used by both computer program applications during execution. Information of the first computer program application is stored in at least a portion of the memory space of the user memory in a temporary manner, and the integrity of the contents memory space is checked after interrupting the execution of the first computer program application. The first computer program application is only executed further when the memory integrity is confirmed through the checking or when the memory integrity has been reestablished.
    Type: Grant
    Filed: August 10, 2011
    Date of Patent: September 16, 2014
    Assignee: LFK-Lenkflugkoerpersysteme GmbH
    Inventors: Robert Breker, Alexander Schaeffer
  • Memory management method and device in a multitasking capable data processing system
    Publication number: 20120042324
    Abstract: A method for memory space management in a multitasking capable data processing system including a data processing device and software running thereon. The data processing device includes at least one central processing unit (CPU) and at least one user memory, and the software running on the CPU includes a first computer program application and at least a second computer program application which respectively jointly access the user memory used by both computer program applications during execution. Information of the first computer program application is stored in at least a portion of the memory space of the user memory in a temporary manner, and the integrity of the contents memory space is checked after interrupting the execution of the first computer program application. The first computer program application is only executed further when the memory integrity is confirmed through the checking or when the memory integrity has been reestablished.
    Type: Application
    Filed: August 10, 2011
    Publication date: February 16, 2012
    Inventors: Robert Breker, Alexander Schaeffer