Clock synchronization over a powerline modem network for multiple devices
US6577231B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 3, 2001 |
| Grant date | Jun 10, 2003 |
| Priority date | — |
| Expiry date | Apr 3, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B2203/5495
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An apparatus and method of clock synchronization of a powerline modem network for a plurality of devices are provided. A plurality of devices are provided having a powerline modem and a clock (100). The powerline modem permits communication between the plurality of devices over a powerline network. A synchronization message is provided over the powerline network (102). The synchronization message includes an instruction for each of the plurality of devices to update their clock in accordance with a clock time provided in the synchronization message (104). A synchronization device may be provided to update device clocks on a powerline network.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.