Patents by Inventor Jacek Szyszko

Jacek Szyszko 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).

  • Keyed authentication rollover for routers
    Patent number: 7237113
    Abstract: Transmitting routing information includes sending first and second messages from a router. The first message includes a digest of the routing information using a first authentication key and a first sequence identifier. The second message, which is sent after the first message, includes a digest of the routing information using a second authentication key and a second sequence identifier that is earlier in a sequence than the first sequence identifier.
    Type: Grant
    Filed: December 11, 2000
    Date of Patent: June 26, 2007
    Assignee: Intel Corporation
    Inventor: Jacek Szyszko
  • Method and apparatus providing measurement of packet latency in a processor
    Publication number: 20060161647
    Abstract: A latency measurement unit, which can form part of a processor unit having multiple processing elements, includes a content addressable memory to store packet ID information and time information for a packet associated with at least one selected source and at least one selected destination.
    Type: Application
    Filed: December 22, 2004
    Publication date: July 20, 2006
    Inventors: Waldemar Wojtkiewicz, Jacek Szyszko
  • Mechanism for prioritizing context swapping
    Publication number: 20050289551
    Abstract: A method, apparatus, and system are provided for prioritizing context swapping. According to one embodiment, a priority level is assigned to each context of a set of contexts. The contexts are then placed in various priority queues in accordance with their assigned priority level, and a context from one of the priority queues is selected to perform a task.
    Type: Application
    Filed: June 29, 2004
    Publication date: December 29, 2005
    Inventors: Waldemar Wojtkiewicz, Jacek Szyszko
  • Keyed authentication rollover for routers
    Publication number: 20020071430
    Abstract: Transmitting routing information includes sending first and second messages from a router. The first message includes a digest of the routing information using a first authentication key and a first sequence identifier. The second message, which is sent after the first message, includes a digest of the routing information using a second authentication key and a second sequence identifier that is earlier in a sequence than the first sequence identifier.
    Type: Application
    Filed: December 11, 2000
    Publication date: June 13, 2002
    Inventor: Jacek Szyszko