公开(公告)号：US09947066B2

公开(公告)日：2018-04-17

申请号：US15207945

申请日：2016-07-12

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyun-wook Kim ,  Han-gil Moon ,  Soon-ho Baek ,  Jong-hwa Kim

IPC: G06T1/00

CPC classification number: G06T1/005 ,  G06T2201/0065

Abstract: An apparatus and method for a sensor network, machine-to-machine (M2M) communication, machine type communication (MTC), and Internet of things (IoT) are disclosed. The disclosure may be applied to, for example, intelligent services related to the above technologies, in conjunction with smart homes, smart buildings, smart cities, smart cars or connected cars, health care, digital education, retail business, security, and safety related services. The method includes generating first image data by resizing original image data to a predetermined size, inserting watermark data into the first image data, and adding difference data corresponding to the difference between the original image data and the first image data to second image data that is image data in which the watermark data is inserted.