Title:
DISPLAY DEVICE AND IMAGE CROPPING METHOD
Document Type and Number:
WIPO Patent Application WO/2022/001855
Kind Code:
A1
Abstract:
Disclosed are a display device and an image cropping method. The display device comprises: a projection assembly; a screen, which is configured to be capable of curling up and down; a driving assembly, which is used for driving the screen so that same is unfolded or curled; a monitoring assembly, which is used for monitoring state information of the screen during the unfolding or curling process, and feeding back the state information of the screen to a controller; and the controller, which is used for executing: during the process of the screen being unfolded or curled according to a preset speed curve, and the projection assembly projecting a preset image according to a preset height curve, determining the current height of the screen according to the state information of the screen; if the current height of the screen is lower than the display height of the preset image, dividing the preset image into a first image and a second image according to the current height of the screen, wherein the height of the second image is not greater than the current height of the screen; and controlling the projection assembly to project the preset image, such that the screen only displays the second image.
Inventors:
WU HANYONG (CN)
JIA YAZHOU (CN)
ZHANG ANQI (CN)
CHU DEJIN (CN)
SI HONGLONG (CN)
ZHEN LINGYUN (CN)
LIU QINGYOU (CN)
LI XIAOPING (CN)
CHEN XU (CN)
WANG ZHIKUI (CN)
WANG BINGQING (CN)
MA HUIHUI (CN)
YU SHUO (CN)
LIU JIN (CN)
JIA YAZHOU (CN)
ZHANG ANQI (CN)
CHU DEJIN (CN)
SI HONGLONG (CN)
ZHEN LINGYUN (CN)
LIU QINGYOU (CN)
LI XIAOPING (CN)
CHEN XU (CN)
WANG ZHIKUI (CN)
WANG BINGQING (CN)
MA HUIHUI (CN)
YU SHUO (CN)
LIU JIN (CN)
Application Number:
PCT/CN2021/102290
Publication Date:
January 06, 2022
Filing Date:
June 25, 2021
Export Citation:
Assignee:
HISENSE VISUAL TECH CO LTD (CN)
International Classes:
H04N9/31; G03B21/58
Foreign References:
| CN108351706A | 2018-07-31 | |||
| CN204229113U | 2015-03-25 | |||
| CN1955835A | 2007-05-02 | |||
| CN102150413A | 2011-08-10 | |||
| CN108073378A | 2018-05-25 | |||
| CN106851234A | 2017-06-13 | |||
| CN106484174A | 2017-03-08 | |||
| CN107430482A | 2017-12-01 | |||
| CN104737100A | 2015-06-24 | |||
| US20180329514A1 | 2018-11-15 | |||
| US9329827B2 | 2016-05-03 | |||
| CN110830716A | 2020-02-21 |
Attorney, Agent or Firm:
TDIP & PARTNERS (CN)
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