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1. (WO2018004552) METHOD AND APPARATUS FOR CONVEYANCE OF ZONE BACKLIGHT METADATA FOR HIGH DYNAMIC RANGE

Pub. No.:    WO/2018/004552    International Application No.:    PCT/US2016/039914
Publication Date: Fri Jan 05 00:59:59 CET 2018 International Filing Date: Wed Jun 29 01:59:59 CEST 2016
IPC: H04N 21/431
H04N 21/45
Applicants: INTERDIGITAL VC HOLDINGS, INC.
Inventors: RUMREICH, Mark Francis
HORLANDER, Thomas Edward
Title: METHOD AND APPARATUS FOR CONVEYANCE OF ZONE BACKLIGHT METADATA FOR HIGH DYNAMIC RANGE
Abstract:
An array of backlights in a television receiver are controlled through zone backlight metadata to enable better and more artistic control over the backlights. In one embodiment, the zone backlight metadata is sent to a digital receiver in a data channel as part of a digital television signal. In another embodiment, zone backlight metadata is received at the digital television receiver from the internet in coordination with video content. In another embodiment, zone backlight metadata is sent as information on a Blu-Ray disc to control backlights in coordination with the disc's contents.