2.
    发明专利
    未知

    公开(公告)号:DE69518782D1

    公开(公告)日:2000-10-19

    申请号:DE69518782

    申请日:1995-01-25

    Applicant: IBM

    Abstract: The technique for deadlock free routing through a multi-stage cross-point packet switch involves defining several prescribed routes through the network such that a packet can be carried from individual nodes within the nodes over different corresp. routes to every other node within the nodes. Each defined routes extends over at least one link. The prescribed routes is defined so as to parse the network into two partitions connected to respectively two groups of differing nodes, such that packets that are to transit between two nodes in the first group and connected solely to the first network partition would not be carried over any route having a link extending into the second network partition. All of the prescribed routes are stored in a resulting route table.

    4.
    发明专利
    未知

    公开(公告)号:DE69304359D1

    公开(公告)日:1996-10-10

    申请号:DE69304359

    申请日:1993-01-27

    Applicant: IBM

    Abstract: A high density interconnection system for connecting large numbers of unique signal lines between orthogonally positioned circuit cards, utilizes pins (12) from the back of a zero insertion force connector (ZIF) (14) to extend through the interconnection card (10) and mate with a female socket connector (20) on a second circuit board (24). Pins from the ZIF connector which are not aligned with the sockets of the orthogonally positioned socket connector may be connected to pins on the interconnection card which are aligned with the socket connector but not the ZIF. Very high numbers of connections between circuit cards may be made in a small volume and maintain signal line length at a minimum to ensure maximum signal transfer speed.

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