Step time change compensation in an industrial automation network
US7656751B2 · kind B2 · utility
75Cited by
12References
20Claims
0Family size
Assignee
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Key dates
| Filing date | Sep 25, 2008 |
| Grant date | Feb 2, 2010 |
| Priority date | — |
| Expiry date | Sep 25, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04J3/0667
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
One or more embodiments provide Common Industrial Protocol (CIP) based time synchronization systems and methods. The CIP Sync solution can be part of Ethernet/IP and can be based on standard UDP (User Datagram Protocol) and/or IEEE 1588 (Time Synchronization) Ethernet technology. According to an embodiment is a system that compensates for step changes in a master clock.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.