Invention Grant
- Patent Title: System and method of synchronizing a distributed clock in a packet-compatible network
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Application No.: US15643613Application Date: 2017-07-07
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Publication No.: US10432336B2Publication Date: 2019-10-01
- Inventor: Michael Rabinovich , Moshe Tofef
- Applicant: ADVA Optical Networking SE
- Applicant Address: DE Munich
- Assignee: ADVA Optical Networking SE
- Current Assignee: ADVA Optical Networking SE
- Current Assignee Address: DE Munich
- Agency: Wiggin and Dana LLP
- Agent Gregory S. Rosenblatt; Rikesh P. Patel
- Priority: EP16178886 20160711
- Main IPC: H04J3/06
- IPC: H04J3/06

Abstract:
There are provided a clock node, a controller, a method of operating the clock node and a method of operating the controller in a time distribution network (TDN) comprising the controller being in data communication with the clock nodes via a control path. The method of operating the clock node comprises: sending, from the clock node via the control path to the controller, a first timestamp-related data; receiving, by the clock node via the control path from the controller, clock-recovery control data generated by the controller using the first timestamp-related data received from the clock node; processing the received clock-recovery control data to extract data usable for phase and frequency recovery; and using the extracted data to steer frequency and phase characterizing the clock node.
Public/Granted literature
- US20180013508A1 SYSTEM AND METHOD OF SYNCHRONIZING A DISTRIBUTED CLOCK IN A PACKET-COMPATIBLE NETWORK Public/Granted day:2018-01-11
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