Display apparatus, system, and method
View Patent ↗A display apparatus and method are provided. The display apparatus includes a multi-focus image generation unit and a time sequence control unit. The multi-focus image generation unit is connected to the time sequence control unit. The time sequence control unit is configured to: generate a plurality of time sequence instructions that belong to a first switching period, and send the plurality of time sequence instructions that belong to the first switching period. The multi-focus image generation unit is configured to: receive the plurality of time sequence instructions that belong to the first switching period from the time sequence control unit, and generate a plurality of corresponding 3D image blocks at different distances based on the plurality of time sequence instructions. The plurality of 3D image blocks respectively corresponds to a 3D image and include different depth information for display in the first switching period.
1 . A display apparatus, comprising:
a multi-focus image generator; and
a time sequence controller, wherein the multi-focus image generator is connected to the time sequence controller;
wherein the time sequence controller is configured to:
generate a plurality of time sequence instructions that belong to a first switching period; and
send the plurality of time sequence instructions to the multi-focus image generator; and
wherein the multi-focus image generator is configured to:
receive the plurality of time sequence instructions that belong to the first switching period;
load different spatial phase information for a plurality of times based on the plurality of time sequence instructions that belong to the first switching period;
generate a plurality of three-dimensional (3D) image blocks at different distances based on the plurality of time sequence instructions by loading the different spatial phase information for the plurality of times, wherein each 3D image block of the plurality of 3D image blocks corresponds to a 3D image and includes different depth information; and
display the 3D image in the first switching period.
2 . The display apparatus according to claim 1 ,
wherein the time sequence controller is further configured to;
generate a plurality of time sequence instructions that belong to a second switching period; and
send to the multi-focus image generator the plurality of time sequence instructions that belong to the second switching period; and
wherein the multi-focus image generator is further configured to:
receive from the time sequence controller the plurality of time sequence instructions that belong to the second switching period;
generate a second plurality of 3D image blocks at different distances based on the plurality of time sequence instructions that belong to the second switching period, wherein each 3D image block of the second plurality of 3D image blocks corresponds to a second 3D image and includes different depth information; and
display the second 3D image in the second switching period.
3 . The display apparatus according to claim 1 ,
wherein the plurality of time sequence instructions that belong to the first switching period comprises a first time sequence instruction and a second time sequence instruction; and
wherein the multi-focus image generator is further configured to;
receive the first time sequence instruction, and generate a corresponding first 3D image block at a first distance based on the first time sequence instruction; and
receive the second time sequence instruction, and generate a corresponding second 3D image block at a second distance based on the second time sequence instruction, wherein the first 3D image block and the second 3D image block have different depth information and belong to the 3D image for display in the first switching period.
4 . The display apparatus according to claim 1 , wherein the multi-focus image generator comprises a fixed-focus assembly configured to:
receive the plurality of time sequence instructions that belong to the first switching period from the time sequence controller;
change a distance from an object to the fixed-focus assembly for a plurality of times based on the plurality of time sequence instructions that belong to the first switching period; and
generate the plurality of 3D image blocks when changing the distance from the object to the fixed-focus assembly for the plurality of times.
5 . The display apparatus according to claim 1 , wherein the multi-focus image generator comprises a zoom assembly configured to:
receive the plurality of time sequence instructions that belong to the first switching period from the time sequence controller;
change a focal length of the zoom assembly for a plurality of times based on the plurality of time sequence instructions that belong to the first switching period; and
generate the plurality of 3D image blocks when changing the focal length of the zoom assembly for the plurality of times.
6 . The display apparatus according to claim 1 , further comprising:
a diffuser screen separately connected to the multi-focus image generator and the time sequence controller, wherein the diffuser screen is configured to:
receive from the time sequence controller the plurality of time sequence instructions that belong to the first switching period;
receive from the multi-focus image generator the plurality of 3D image blocks that belong to the first switching period; and
display the 3D image in the first switching period based on the plurality of time sequence instructions that belong to the first switching period and the depth information respectively corresponding to the plurality of 3D image blocks that belong to the first switching period.
7 . The display apparatus according to claim 6 ,
wherein the diffuser screen comprises a plurality of layers of diffuser sub-screens, wherein the plurality of layers of diffuser sub-screens is configured to:
determine a diffuser sub-screen currently used for display from the plurality of layers of diffuser sub-screens based on a current time sequence instruction in the plurality of time sequence instructions that belong to the first switching period; and
display a 3D image block corresponding to the current time sequence instruction by using the diffuser sub-screen currently used for display.
8 . The display apparatus according to claim 6 , wherein the diffuser screen is further configured to:
determine a current position of the diffuser screen based on a current time sequence instruction in the plurality of time sequence instructions that belong to the first switching period; and
display a 3D image block corresponding to the current time sequence instruction at the current position.
9 . The display apparatus according to claim 6 , further comprising an imager configured to:
receive an optical signal transmitted by the diffuser screen, wherein the optical signal comprises the 3D image for display in the first switching period;
generate a virtual 3D image based on the optical signal; and
send the virtual 3D image.
10 . A display method, comprising:
generating, by a time sequence controller, a plurality of time sequence instructions that belong to a first switching period;
sending, by the time sequence controller, the plurality of time sequence instructions to a multi-focus image generator;
receiving, by the multi-focus image generator from the time sequence controller, the plurality of time sequence instructions that belong to the first switching period;
loading, by the multi-focus image generator, different spatial phase information for a plurality of times based on the plurality of time sequence instructions that belong to the first switching period;
generating, by the multi-focus image generator, a plurality of three-dimensional (3D) image blocks at different distances based on the plurality of time sequence instructions by loading the different spatial phase information for the plurality of times, wherein each 3D image block of the plurality of 3D image blocks corresponds to a 3D image and includes different depth information; and
displaying, by the multi-focus image generator, the 3D image in the first switching period.
11 . The display method according to claim 10 , further comprising:
generating, by the time sequence controller, a plurality of time sequence instructions that belong to a second switching period;
sending, by the time sequence controller to the multi-focus image generator, the plurality of time sequence instructions that belong to the second switching period;
receiving, by the multi-focus image generator from the time sequence controller, the plurality of time sequence instructions that belong to the second switching period;
generating, by the multi-focus image generator, a second plurality of 3D image blocks at different distances based on the plurality of time sequence instructions that belong to the second switching period, wherein each 3D image block of the second plurality of 3D image blocks corresponds to a second 3D image and includes different depth information; and
displaying, by the multi-focus image generator, the second 3D image in the second switching period.
12 . The display method according to claim 10 ,
wherein the plurality of time sequence instructions that belong to the first switching period comprises a first time sequence instruction and a second time sequence instruction; and
wherein the display method further comprises:
receiving, by the multi-focus image generator, the first time sequence instruction, and generating, by the multi-focus image generator, a corresponding first 3D image block at a first distance based on the first time sequence instruction; and
receiving, by the multi-focus image generator, the second time sequence instruction, and generating, by the multi-focus image generator, a corresponding second 3D image block at a second distance based on the second time sequence instruction, wherein the first 3D image block and the second 3D image block belong to the 3D image and include different depth information for display in the first switching period.
13 . The display method according to claim 10 ,
wherein the multi-focus image generator comprises a fixed-focus assembly; and
wherein the display method further comprises:
receiving, by the fixed-focus assembly from the time sequence controller, the plurality of time sequence instructions that belong to the first switching period;
changing, by the fixed-focus assembly, a distance from an object to the fixed-focus assembly for a plurality of times based on the plurality of time sequence instructions that belong to the first switching period; and
generating, by the fixed-focus assembly, the plurality of 3D image blocks when changing the distance from the object to the fixed-focus assembly for the plurality of times.
14 . The display method according to claim 10 ,
wherein the multi-focus image generator comprises a zoom assembly; and
wherein the display method further comprises:
receiving, by the zoom assembly from the time sequence controller, the plurality of time sequence instructions that belong to the first switching period;
changing, by the zoom assembly, a focal length of the zoom assembly for a plurality of times based on the plurality of time sequence instructions that belong to the first switching period, and
generating, by the zoom assembly, the plurality of 3D image blocks when changing the focal length of the zoom assembly for the plurality of times.
15 . The display method according to claim 10 , wherein the display method further comprises:
receiving, by a diffuser screen from the time sequence controller, the plurality of time sequence instructions that belong to the first switching period;
receiving, by the diffuser screen, the plurality of 3D image blocks that belong to the first switching period from the multi-focus image generator; and
displaying, by the diffuser screen, the 3D image in the first switching period based on the plurality of time sequence instructions that belong to the first switching period and the depth information respectively corresponding to the plurality of 3D image blocks that belong to the first switching period;
wherein the diffuser screen is separately connected to the multi-focus image generator and the time sequence controller.
16 . The display method according to claim 15 ,
wherein the diffuser screen comprises a plurality of layers of diffuser sub-screens; and
wherein the display method further comprises:
determining, by the plurality of layers of diffuser sub-screens, a diffuser sub-screen currently used for display from the plurality of layers of diffuser sub-screens based on a current time sequence instruction in the plurality of time sequence instructions that belong to the first switching period; and
displaying, by the plurality of layers of diffuser sub-screens, a 3D image block corresponding to the current time sequence instruction by using the diffuser sub-screen currently used for display.
17 . The display method according to claim 15 , wherein the display method further comprises:
determining, by the diffuser screen, a current position of the diffuser screen based on a current time sequence instruction in the plurality of time sequence instructions that belong to the first switching period; and
displaying, by the diffuser screen, a 3D image block corresponding to the current time sequence instruction at the current position.
18 . The display method according to claim 15 , wherein the display method further comprises:
receiving, by an imager, an optical signal transmitted by the diffuser screen, wherein the optical signal comprises the 3D image for display in the first switching period;
generating, by the imager, a virtual 3D image based on the optical signal; and
sending, by the imager, the virtual 3D image.
19 . An automobile, comprising a display apparatus that includes:
a multi-focus image generator and a time sequence controller, wherein the multi-focus image generator is connected to the time sequence controller;
wherein the time sequence controller is configured to:
generate a plurality of time sequence instructions that belong to a first switching period; and
send, to the multi-focus image generator, the plurality of time sequence instructions that belong to the first switching period; and
wherein the multi-focus image generator is configured to:
receive the plurality of time sequence instructions that belong to the first switching period from the time sequence controller;
load different spatial phase information for a plurality of times based on the plurality of time sequence instructions that belong to the first switching period;
generate a plurality of three-dimensional (3D) image blocks at different distances based on the plurality of time sequence instructions by loading the different spatial phase information for the plurality of times, wherein each 3D image block of the plurality of 3D image blocks corresponds to a 3D image and includes different depth information; and
display the 3D image in the first switching period.
20 . The automobile according to claim 19 ,
wherein the time sequence controller is further configured to:
generate a plurality of time sequence instructions that belong to a second switching period; and
send, to the multi-focus image generator, the plurality of time sequence instructions that belong to the second switching period; and
wherein the multi-focus image generator is configured to:
receive the plurality of time sequence instructions that belong to the second switching period from the time sequence controller;
generate a second plurality of 3D image blocks at different distances based on the plurality of time sequence instructions that belong to the second switching period, wherein each 3D image block of the second plurality of 3D image blocks corresponds to a second 3D image and includes different depth information; and
display the second 3D image in the second switching period.
21 . The automobile according to claim 19 ,
wherein the plurality of time sequence instructions that belong to the first switching period comprises a first time sequence instruction and a second time sequence instruction;
wherein the multi-focus image generator is configured to:
receive the first time sequence instruction, and generate a corresponding first 3D image block at a first distance based on the first time sequence instruction; and
receive the second time sequence instruction, and generate a corresponding second 3D image block at a second distance based on the second time sequence instruction, wherein the first 3D image block and the second 3D image block have different depth information, and the first 3D image block and the second 3D image block belong to the 3D image for display in the first switching period.
22 . The automobile according to claim 19 , wherein the display apparatus comprises a diffuser screen separately connected to the multi-focus image generator and the time sequence controller, and the diffuser screen is configured to:
receive the plurality of time sequence instructions that belong to the first switching period from the time sequence controller;
receive the plurality of 3D image blocks that belong to the first switching period from the multi-focus image generator; and
display the 3D image in the first switching period based on the plurality of time sequence instructions that belong to the first switching period and the depth information respectively corresponding to the plurality of 3D image blocks that belong to the first switching period.
23 . The automobile according to claim 22 , wherein the diffuser screen comprises a plurality of layers of diffuser sub-screens, and the plurality of layers of diffuser sub-screens is configured to:
determine a diffuser sub-screen currently used for display from the plurality of layers of diffuser sub-screens based on a current time sequence instruction in the plurality of time sequence instructions that belong to the first switching period; and
display a 3D image block corresponding to the current time sequence instruction by using the diffuser sub-screen currently used for display.
24 . The automobile according to claim 22 , wherein the diffuser screen is further configured to:
determine a current position of the diffuser screen based on a current time sequence instruction in the plurality of time sequence instructions that belong to the first switching period; and
display a 3D image block corresponding to the current time sequence instruction at the current position.