公开(公告)号：US20180041784A1

公开(公告)日：2018-02-08

申请号：US15556468

申请日：2016-04-22

Applicant: LG Electronics Inc.

Inventor： Hyunmook HO ,  Jongyeul SUH

IPC: H04N21/2362 ,  H04N21/235 ,  H04N21/84

CPC classification number: H04N21/2362 ,  H04N9/44 ,  H04N9/69 ,  H04N21/235 ,  H04N21/43615 ,  H04N21/43635 ,  H04N21/44 ,  H04N21/84

Abstract: The present invention relates to a video data processing method for transmitting or receiving image quality improvement metadata and display metadata. The video data processing method may comprise the steps of: acquiring display metadata of a sync device; decoding a video signal and acquiring image quality improvement metadata; and transmitting the decoded video data and the image quality improvement metadata.