US 11,722,712 B2
Source device, content providing method using the source device, sink device and controlling method of the sink device
Sung-bo Oh, Suwon-si (KR)
Assigned to SAMSUNG ELEOTRONICS CO., LTD., Suwon-si (KR)
Filed by SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed on Aug. 6, 2021, as Appl. No. 17/395,813.
Application 17/395,813 is a continuation of application No. 15/931,801, filed on May 14, 2020, granted, now 11,122,304.
Application 15/931,801 is a continuation of application No. 16/223,536, filed on Dec. 18, 2018, granted, now 10,694,229, issued on Jun. 23, 2020.
Application 16/223,536 is a continuation of application No. 15/721,103, filed on Sep. 29, 2017, granted, now 10,298,972, issued on May 21, 2019.
Application 15/721,103 is a continuation of application No. 14/153,578, filed on Jan. 13, 2014, granted, now 9,848,218, issued on Dec. 19, 2017.
Claims priority of provisional application 61/757,361, filed on Jan. 28, 2013.
Claims priority of application No. 10-2013-0042464 (KR), filed on Apr. 17, 2013.
Prior Publication US 2021/0377577 A1, Dec. 2, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. H04N 21/2347 (2011.01); G09G 5/00 (2006.01); H04N 21/436 (2011.01); H04N 21/4367 (2011.01); H04N 21/4402 (2011.01); H04N 21/4408 (2011.01); G06F 21/10 (2013.01); H04L 9/40 (2022.01)
CPC H04N 21/2347 (2013.01) [G06F 21/10 (2013.01); G09G 5/006 (2013.01); H04L 63/0428 (2013.01); H04N 21/4367 (2013.01); H04N 21/43622 (2013.01); H04N 21/4408 (2013.01); H04N 21/440263 (2013.01); G09G 2340/0407 (2013.01); G09G 2358/00 (2013.01); G09G 2370/047 (2013.01); G09G 2370/12 (2013.01)] 11 Claims
OG exemplary drawing
 
1. An electronic device for transmitting content to a display device, the electronic device comprising:
an interface; and
at least one processor configured to:
identify an authentication protocol supported by the display device,
based on identifying that the authentication protocol supported by the display device is not a first authentication protocol, downscale a content,
encrypt the downscaled content based on a second authentication protocol, and
transmit the encrypted content to the display device via the interface.