公开(公告)号：US10157075B2

公开(公告)日：2018-12-18

申请号：US15197016

申请日：2016-06-29

Applicant: Electronics and Telecommunications Research Institute

Inventor： Dong Oh Kang ,  Chang Seok Bae ,  Joon Young Jung ,  Jang Ho Choi

IPC: H04L12/26 ,  G06F9/455 ,  G06F1/18 ,  G06F1/32 ,  G06F9/50 ,  H04L12/24

Abstract: A device for distributing a load and managing power of a virtual server cluster includes a monitoring unit configured to monitor a load distribution condition on server nodes included in a server cluster and a dynamic state of each of the server nodes, a server node information storage unit configured to store static state information of each of the server nodes, a policy determination unit configured to determine a load distribution policy and a power management policy for each of the server nodes using monitoring information and the static state information stored in the server node information storage unit, and a controller configured to control conversion of each of the server nodes into an active state or an inactive state according to the power management policy, and distribution of a load of a service request requested by a service client to activated server nodes according to the load distribution policy.

公开(公告)号：US09947235B2

公开(公告)日：2018-04-17

申请号：US14638238

申请日：2015-03-04

Applicant: Electronics and Telecommunications Research Institute

Inventor： Dong Oh Kang ,  Kyu Chang Kang ,  Joon Young Jung ,  Jang Ho Choi ,  Jin Young Moon ,  Chang Seok Bae

IPC: G09B7/00 ,  G09B5/12

CPC classification number: G09B5/125 ,  G09B7/00

Abstract: Disclosed are a smart learning system using a device social relation and a method thereof. The smart learning system includes a first device that generates a device social relation and shares learning content, and at least one second device that executes an event related to the learning content by acquiring the shared learning content when is included in the device social relation.