Multiplex communications – Pathfinding or routing – Switching a message which includes an address header
Reexamination Certificate
2008-01-24
2009-10-27
Cho, Hong (Department: 2419)
Multiplex communications
Pathfinding or routing
Switching a message which includes an address header
C370S392000, C709S232000
Reexamination Certificate
active
07609710
ABSTRACT:
A method for credit management in a network system is provided. The method comprises receiving an incoming frame at a receive port of a network device; determining a frame length of the incoming frame; based on the frame length, determining whether to store the frame in a first memory storage space or a second memory storage space, wherein the first memory storage space includes a plurality of slots and each of the plurality of slots can store only one frame regardless of frame size; and the second memory storage space includes a plurality of slots and each of the plurality of slots can store more than one frame; and if the incoming frame is stored in the second memory storage space, transmitting a signal immediately to another port indicating that credit is available.
REFERENCES:
patent: 5610745 (1997-03-01), Bennett
patent: 6275877 (2001-08-01), Duda
patent: 7372812 (2008-05-01), Fujiyoshi
patent: 7418001 (2008-08-01), Yun et al.
patent: 2005/0008011 (2005-01-01), Georgiou et al.
Dropps Frank R.
Papenfuss Gary M.
Verba Craig M.
Cho Hong
Klein O'Neill & Singh, LLP
QLOGIC Corporation
Scheibel Robert C
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