US 12,456,404 B2
Display device
Hae-Kwan Seo, Hwaseong-si (KR); and Taehoon Kim, Hwaseong-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Jun. 26, 2024, as Appl. No. 18/754,922.
Application 18/754,922 is a continuation of application No. 18/224,883, filed on Jul. 21, 2023, granted, now 12,051,351.
Application 18/224,883 is a continuation of application No. 17/947,490, filed on Sep. 19, 2022, granted, now 11,749,152, issued on Sep. 5, 2023.
Application 17/947,490 is a continuation of application No. 17/206,613, filed on Mar. 19, 2021, granted, now 11,450,251, issued on Sep. 20, 2022.
Claims priority of application No. 10-2020-0079610 (KR), filed on Jun. 29, 2020.
Prior Publication US 2024/0346971 A1, Oct. 17, 2024
Int. Cl. G09G 3/00 (2006.01); G09G 3/3266 (2016.01); G09G 3/3275 (2016.01)
CPC G09G 3/035 (2020.08) [G09G 3/3266 (2013.01); G09G 3/3275 (2013.01); G09G 2310/08 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A driving controller, comprising:
a controller which receives an image signal and a control signal,
wherein the controller outputs an image data signal which corresponds to a first display region and a second display region of a display panel in response to the control signal during a first mode,
wherein the controller outputs the image data signal which corresponds to at least one of the first display region and the second display region in response to the control signal during a second mode,
wherein each of a first frame and a second frame has a first duration during the first mode,
wherein the first frame has the first duration, and the second frame has a second duration different from first duration during the second mode; and
wherein the controller outputs at least one masking signal indicating a start of the second display region.