Time stamping

Multiplex communications – Communication techniques for information carried in plural... – Combining or distributing information via time channels

Reexamination Certificate

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Details

C370S350000, C370S516000

Reexamination Certificate

active

07577169

ABSTRACT:
A method of time stamping by using a modified NTP at the data link/physical layers. The method includes steps of time stamping and recording arrival and transmit times at a lower data link level of a requester and/or a responder.

REFERENCES:
patent: 2003/0142696 (2003-07-01), Holmeide et al.
patent: 2007/0061607 (2007-03-01), Carlson et al.
Oyvind Holmeide and Tor Skeie, article titled “Time synchronization in switched Ethernet”, available on the Internet on Jun. 11, 2003 at http://www.ontimenet.com, Downloads/Articles section, pp. 1-4, (verified using the Internet Archive WayBack Machine at http://www.archive.org).

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