Patents by Inventor Yasuyuki Oguma

Yasuyuki Oguma 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).

  • In-circuit emulator
    Patent number: 5132971
    Abstract: An in-circuit emulator is inserted in a CPU socket of a target system that uses a program designed to use virtual addresses. The in-circuit emulator includes a first emulation processor for emulating execution of the program of the target system, a second emulation processor having the same arrangement as that of the first emulation processor, for outputting a virtual address corresponding to a physical address output from the first emulation processor, and a means for outputting a break request signal when a virtual address at a desired breakpoint in the program and the output virtual address do not coincide with each other.
    Type: Grant
    Filed: February 3, 1988
    Date of Patent: July 21, 1992
    Assignees: Anritsu Corporation, NEC Corporation
    Inventors: Yasuyuki Oguma, Yoshifumi Imazu, Masahiro Shouda