Yonsei University

Sejong University

Ja Hoon Koo

Sang Wook Lee

Taeyoon Lee

Ka Young Lee

Se Ra Oh

Young Gab Kim

Provided are an apparatus and method of interworking IoT servers associated with heterogeneous platforms. The method of providing IoT resource information in an IoT server operating based on a first IoT platform includes: receiving device information of a first IoT device to register in a resource table; transmitting resource information of the first IoT device including a resource path of the first IoT device to an external IoT server through an interworking brokerage server; receiving resource information of a second IoT device registered in the external IoT server operating based on a second IoT platform through the interworking brokerage server; and translating an original resource path included in the resource information of the second IoT device into a format according to the first IoT platform to store the resource information of the second IoT device including the original resource path and a translated resource path in the resource table.

Apparatus and method of providing IoT resource information

A method for forming a silicon layer according to inventive concept comprises: preparing an SOI substrate; applying an etchant or vapor of the etchant to the SOI substrate; and irradiating a light to the SOI substrate.

Method for forming a silicon layer on any substrate using light irradiation

Growing community of inventors

Seoul, South Korea

Ja Hoon Koo