Methods and apparatus for handling time stamp aging
Patent 6081507 Issued on June 27, 2000. Estimated Expiration Date: 
November 4, 2018. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
November 4, 2018. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesCache memory organization utilizing miss information holding registers to prevent lockup from cache misses Hierarchical packet scheduling method and apparatus Scheduler design for ATM switches, and its implementation in a distributed shared memory architecture Relative logarithmic time stamps for reduced memory map size Patent #: 5978928 InventorsAssigneeApplicationNo. 185755 filed on 11/04/1998US Classes:370/235, Flow control of data transmission through a network370/252, Determination of communication parameters370/392, Processing of address header for routing, per se370/412Queuing arrangementExaminersPrimary: Horabik, MichaelAssistant: Jones, Prenell Attorney, Agent or FirmInternational ClassG01R 031/08AbstractCompensating for time stamp aging in systems employing fair packet queuing algorithms by (i) representing a time stamp of each head-of-line packet of a session with a finite number of bits, (ii) representing a system potential with a finite number of bits, (iii) storing a packet's time stamp when it is served, (iv) storing an obsolete indicator for each stored time stamp, and (v) updating the obsolete indicator or purging obsolete time stamps. | |
