Method and apparatus for backlight black frame insertion optimization, medium, and electronic device

Patent metadata

Field	Value
Publication number	US-10923051-B2
Application number	US-201916553497-A
Country	US
Kind code	B2
Filing date	Aug 28, 2019
Priority date	Jan 28, 2019
Publication date	Feb 16, 2021
Grant date	Feb 16, 2021

Abstract

A method for backlight black frame insertion optimization includes: acquiring a current display mode of the wearable smart device; acquiring a current motion state of the wearable smart device; and generating a control signal according to the current display mode and the current motion state to adjust backlight black frame insertion of the wearable smart device.

First claim

What is claimed is:

1. A method for backlight black frame insertion optimization, the method being applied to a wearable smart device comprising a sensor, wherein the method comprises:
acquiring a current display mode of the wearable smart device;
acquiring a current motion state of the wearable smart device by: acquiring raw data collected by the sensor; processing the raw data to obtain current posture information of the wearable smart device; and determining the current motion state of the wearable smart device according to historical posture information and the current posture information of the wearable smart device, the current motion state comprising a continuous motion state and a non-continuous motion state; and
generating a control signal according to the current display mode and the current motion state to adjust backlight black frame insertion of the wearable smart device.

2. The method for backlight black frame insertion optimization according to claim 1 , wherein:
the control signal comprises a first control signal; and
generating the control signal according to the current display mode and the current motion state to adjust the backlight black frame insertion of the wearable smart device comprises: generating the first control signal to control the wearable smart device to perform the backlight black frame insertion in response to the current display mode being a non-two-dimensional display mode and the wearable smart device being in the continuous motion state.

3. The method for backlight black frame insertion optimization according to claim 1 , wherein:
the control signal comprises a second control signal; and
generating the control signal according to the current display mode and the current motion state to adjust the backlight black frame insertion of the wearable smart device comprises: generating the second control signal to control the wearable smart device not to perform the backlight black frame insertion in response to the current display mode being a two-dimensional display mode or the current display mode being a non-two-dimensional display mode and the wearable smart device being in the non-continuous motion state.

4. The method for backlight black frame insertion optimization according to claim 1 , wherein:
the current posture information is N th posture information, and the historical posture information comprises (N−1) th posture information and (N−2) th posture information, N being a positive integer greater than or equal to 3; and
determining the current motion state of the wearable smart device according to the historical posture information and the current posture information of the wearable smart device comprises:
obtaining a posture variation degree of the (N−1) th posture and a posture variation degree of the (N−2) th posture according to the (N−1) th posture information and the (N−2) th posture information;
obtaining a posture variation degree of the N th posture and the posture variation degree of the (N−2) th posture according to the N th posture information and the (N−2) th posture information in response to the posture variation degree of the (N−1) th posture and the posture variation degree of the (N−2) th posture exceeding a predetermined threshold; and
determining the current motion state of the wearable smart device as the continuous motion state in response to the posture variation degree of the N th posture and the posture variation degree of the (N−2) th posture exceeding the predetermined threshold.

5. The method for backlight black frame insertion optimization according to claim 4 , wherein determining the current motion state of the wearable smart device according to the historical posture information and the current posture information of the wearable smart device further comprises:
determining the current motion state of the wearable smart device as the non-continuous motion state in response to the posture variation degree of the (N−1) th posture and the posture variation degree of the (N−2) th posture not exceeding the predetermined threshold or the posture variation degree of the N th posture and the posture variation degree of the (N−2) th posture not exceeding the predetermined threshold.

6. A non-transitory computer-readable medium, storing a computer program, wherein the computer program is executable by the processor, whereby the method for backlight black frame insertion optimization according to claim 1 is implemented.

7. The non-transitory computer-readable medium according to claim 6 , wherein:
the control signal comprises a first control signal; and
generating the control signal according to the current display mode and the current motion state to adjust the backlight black frame insertion of the wearable smart device comprises: generating the first control signal to control the wearable smart device to perform the backlight black frame insertion in response to the current display mode being a non-two-dimensional display mode and the wearable smart device being in the continuous motion state.

8. The non-transitory computer-readable medium according to claim 6 , wherein:
the control signal comprises a second control signal; and
generating the control signal according to the current display mode and the current motion state to adjust the backlight black frame insertion of the wearable smart device comprises: generating the second control signal to control the wearable smart device not to perform the backlight black frame insertion in response to the current display mode being a two-dimensional display mode or the current display mode being the non-two-dimensional display mode and the wearable smart device being in the non-continuous motion state.

9. An electronic device, comprising:
at least one hardware processor; and
a storage apparatus configured to store at least one program, wherein the at least one program is executable by the at least one hardware processor, whereby the at least one processor is configured to implement the method for backlight black frame insertion optimization according to claim 1 .

10. The electronic device according to claim 9 , wherein:
the control signal comprises a first control signal; and
generating the control signal according to the current display mode and the current motion state to adjust the backlight black frame insertion of the wearable smart device comprises: generating the first control signal to control the wearable smart device to perform backlight black frame insertion in response to the current display mode being a non-two-dimensional display mode and the wearable smart device being in the continuous motion state.

11. The electronic device according to claim 9 , wherein:
the control signal comprises a second control signal; and
generating the control signal according to the current display mode and the current motion state to adjust the backlight black frame insertion of the wearable smart device comprises: generating the second control signal to control the wearable smart device not to perform the backlight black frame insertion in response to the current display mode being a two-dimensional display mode or the current display mode being a non-two-dimensional display mode and the wearable smart device being in the non-continuous motion state.

12. A method for backlight black frame insertion optimization, the method being applied to a wearable smart device comprising a processor, a sensor, a backlight driver chip, and a backlight, wherein the method comprises:
acquiring, by the processor, a current display mode and a current motion state of the wearable smart device, which comprising acquiring raw data collected by the sen

Assignees

• Beijing Boe Optoelectronics Tech Co Ltd
• Boe Technology Group Co Ltd

Inventors

• Li Xi
• Lu Yuanjie
• Miao Jinghua
• Zhao Bin
• Li Wenyu
• Wang Xuefeng
• Sun Yukun
• Peng Jinbao
• Li Zhifu
• Fan Qingwen
• Suo Jianwen
• Zhang Hao
• Chen Lili
• Sun Jiankang
• Wang Lixin
• Guo Ziqiang

Classifications

• G09G2320/0261

  in the context of movement of objects on the screen or movement of the observer relative to the screen · CPC title

• G09G3/3406 Primary

  Control of illumination source (illumination devices structurally associated with liquid crystal cells G02F1/1336) · CPC title

• G09G3/36 Primary

  using liquid crystals · CPC title

• G09G2320/0257

  Reduction of after-image effects · CPC title

• G09G2310/0237

  Switching ON and OFF the backlight within one frame · CPC title