3dimension stereoscopic display device

• US 9,179,140 B2
• Filed: 10/19/2010
• Issued: 11/03/2015
• Est. Priority Date: 10/19/2010
• Status: Active Grant

• Current Assignee: Mitsubishi Electric Corporation
• Original Assignee: Mitsubishi Electric Corporation
• Inventors: Shimotani, Mitsuo, Mikuriya, Makoto, Sakairi, Takeo, Toma, Eriko
• Primary Examiner(s): Zhao, Daquan
• Application Number:
  US13/702,332
• Publication Number:
  US 20130076876A1
• Time in Patent Office: 1,841 Days
• Field of Search: 348/42, 348/44, 348/51, 348/52, 386/239, 386/240, 386/242, 386/326, 386/335
• US Class Current: 1/1
• CPC Class Codes: G01C 21/365 Guidance using head up displays or projectors, e.g. virtual vehicles or arrows projected on the windscreen or on the road itself
• CPC Class Codes: G06F 3/013 Eye tracking input arrangements G06F3/015 takes precedence
• CPC Class Codes: H04N 13/315 the parallax barriers being time-variant
• CPC Class Codes: H04N 13/359 Switching between monoscopic and stereoscopic modes
• CPC Class Codes: H04N 13/398 Synchronisation thereof; Control thereof

Abstract

Disclosed is a 3Dimension stereoscopic display device including a screen composition processing unit for generating a right-eye image or video image and a left-eye image or video image for planar display or for three-dimensional stereoscopic display of an image or video image, a video image playback device 5 for playing back the images or video images, and a stereoscopic display monitor unit 6 for displaying the images or video images played back by the playback device 5 in a three-dimensional stereoscopic manner, in which the screen composition processing unit 4 switches between outputting the right-eye image or video image and the left-eye image or video image for planar display to the playback device 5 and outputting the right-eye image or video image and the left-eye image or video image for three-dimensional stereoscopic display to the playback device 5 according to state of a moving object.

Claims

1. A 3Dimension stereoscopic display device mounted in or held by a moving object, said 3Dimension stereoscopic display device comprising:

a moving object state detector to detect a state of said moving object;

a screen composition processor to generate a right-eye image or right-eye video image, and a left-eye image or left-eye video image for planar display or for three-dimensional stereoscopic display of an image or video image which is a display object;

a playback processor to playback the images or video images generated by said screen composition processor; and

a stereoscopic display monitor to receive said images or video images played back by said playback processor which are the display object, and displaying said images or video images in a three-dimensional stereoscopic manner,

wherein said screen composition processor switches between outputting said right-eye image or right-eye video image, and said left-eye image or left-eye video image for planar display to said playback processor and outputting said right-eye image or right-eye video image, and said left-eye image or left-eye video image for three-dimensional stereoscopic display to said playback processor according to the state of said moving object which is detected by said moving object state detector,

wherein when said moving object state detector detects that said moving object is moving, said screen composition processor generates the right-eye image or right-eye video image, and the left-eye image or left-eye video image for planar display of said image or video image which is the display object, whereas when said moving object state detector detects that said moving object is at rest, said screen composition processor generates the right-eye image or right-eye video image, and the left-eye image or left-eye video image for three-dimensional stereoscopic display of said image or video image which is the display object.

2. The 3Dimension stereoscopic display device according to claim 1, wherein said image or video image which is the display object includes at least one of a map image or video image, an image in which character information is described, and an icon image.

3. The 3Dimension stereoscopic display device according to claim 2, wherein when generating a right-eye image and a left-eye image for three-dimensional stereoscopic display of a plurality of icon images, said screen composition processor places all virtual display surfaces on which said plurality of icon images are respectively displayed in a three-dimensional stereoscopic manner at an identical position.

4. The 3Dimension stereoscopic display device according to claim 2, wherein in a case in which an operation performed on an icon image can cause a function associated with the icon image to be performed, said screen composition processor generates a right-eye image and a left-eye image for three-dimensional stereoscopic display of only an icon image associated with a function which is permitted to be performed when said moving object is moving.

5. The 3Dimension stereoscopic display device according to claim 1, wherein as the right-eye image or right-eye video image, and the left-eye image or left-eye video image for planar display of said image or video image which is the display object, said screen composition processor generates a right-eye image or right-eye video image, and a left-eye image or left-eye video image which are same as each other.

6. The 3Dimension stereoscopic display device according to claim 1, wherein said moving object state detector detects a state of a surrounding environment of said moving object, and said screen composition processor switches between outputting said right-eye image or right-eye video image, and said left-eye image or left-eye video image for planar display to said playback processor and outputting said right-eye image or right-eye video image, and said left-eye image or left-eye video image for three-dimensional stereoscopic display to said playback processor according to the state of the surrounding environment of said moving object which is detected by said moving object statedetector.

7. A 3Dimension stereoscopic display device mounted in or held by a moving object, said 3Dimension stereoscopic display device comprising:

a moving object state detector to detect a state of said moving object;

a screen composition processor to generate a right-eye image or right-eye video image, and a left-eye image or left-eye video image for planar display, or for three-dimensional stereoscopic display of an image or video image which is a display object;

a playback processor to playback the images or video images generated by said screen composition processor; and

a stereoscopic display monitor to receive said images or video images played back by said playback processor which are the display object, and displaying said images or video images in a three-dimensional stereoscopic manner,

wherein said screen composition processor switches between outputting said right-eye image or right-eye video image, and said left-eye image or left-eye video image for planar display to said playback processor and outputting said right-eye image or right-eye video image, and said left-eye image or left-eye video image for three-dimensional stereoscopic display to said playback processor according to the state of said moving object which is detected by said moving object state detector,

wherein said 3Dimension stereoscopic display device includes a back camera unit mounted in said moving object, for capturing an image of an object to be captured in a back of said moving object to acquire a 3Dimension stereoscopic image of the object to be captured, and wherein said screen composition processor outputs said 3Dimension stereoscopic image acquired by said back camera unit to said playback processor when said moving object state detector detects that said moving object is reversing, and said stereoscopic display monitor receives said 3Dimension stereoscopic image played back by said playback processor, and displays said 3Dimension stereoscopic image in a three-dimensional stereoscopic manner.

8. The 3Dimension stereoscopic display device according to claim 7, wherein said screen composition processor superimposes, as a three-dimensional stereoscopic line, a guideline showing a direction of the movement of said moving object reversing on said 3Dimension stereoscopic image acquired by said back camera unit, and said stereoscopic display monitor receives said 3Dimension stereoscopic image which is played back by said playback processor and on which said guideline is superimposed, and displays said 3Dimension stereoscopic image in a three-dimensional stereoscopic manner.

9. A 3Dimension stereoscopic display device mounted in or held by a moving object, said 3Dimension stereoscopic display device comprising:

a moving object state detector to detect a state of said moving object;

a screen composition processor to generate a right-eye image or right-eye video image, and a left-eye image or left-eye video image for planar display, or for three-dimensional stereoscopic display of an image or video image which is a display object;

a playback processor to playback the images or video images generated by said screen composition processor; and

a stereoscopic display monitor to receive said images or video images played back by said playback processor which are the display object, and displaying said images or video images in a three-dimensional stereoscopic manner,

wherein said screen composition processor changes a position of a virtual display surface for three-dimensional stereoscopic display of an operation icon image which is a display object according to the state of said moving object which is detected by said moving object state detector to generates a right-eye operation icon image and a left-eye operation icon image in which a virtual height of the operation icon image is changed.

10. The 3Dimension stereoscopic display device according to claim 9, wherein said screen composition processor changes the position of the virtual display surface for three-dimensional stereoscopic display of said operation icon image which is the display object according to a speed of said moving object which is detected by said moving object state detector to generate the right-eye operation icon image and the left-eye operation icon image in which the virtual height of the operation icon image is changed.

11. The 3Dimension stereoscopic display device according to claim 9, wherein said image or video image which is the display object includes at least one of a map image or video image, an image in which character information is described, and an operation icon image.

12. The 3Dimension stereoscopic display device according to claim 11, wherein when generating a right-eye image and a left-eye image for three-dimensional stereoscopic display of a plurality of operation icon images, said screen composition processor places all virtual display surfaces on which said plurality of operation icon images are respectively displayed in a three-dimensional stereoscopic manner at an identical position to make virtual heights of said plurality of operation icon images be equal to one another.

13. The 3Dimension stereoscopic display device according to claim 11, wherein said screen composition processor generates a right-eye image and a left-eye image for three-dimensional stereoscopic display of only an icon image associated with a function which is permitted to be performed when said moving object is moving.

14. The 3Dimension stereoscopic display device according to claim 9, wherein as the right-eye image or right-eye video image, and the left-eye image or left-eye video image for planar display of said image or video image which is the display object, said screen composition processor generates a right-eye image or right-eye video image and a left-eye image or left-eye video image which are same as each other.

15. The 3Dimension stereoscopic display device according to claim 9, wherein said 3Dimension stereoscopic display device includes a back camera unit mounted in said moving object, for capturing an object to be captured in a back of said moving object to acquire a 3Dimension stereoscopic image of the object to be captured, and wherein said screen composition processor outputs said 3Dimension stereoscopic image acquired by said back camera unit to said playback processor when said moving object state detector detects that said moving object is reversing, and said stereoscopic display monitor receives said 3Dimension stereoscopic image played by said playback processor, and displays said 3Dimension stereoscopic image in a three-dimensional stereoscopic manner.

16. The 3Dimension stereoscopic display device according to claim 15, wherein when said moving object state detector detects that said moving object is reversing, said screen composition processing unit superimposes, as a three-dimensional stereoscopic line, a guideline showing a direction of the movement of said moving object reversing on said 3Dimension stereoscopic image acquired by said back camera unit, and said stereoscopic display monitor unit receives said 3Dimension stereoscopic image which is played back by said playback processor and on which said guideline is superimposed, and displays said 3Dimension stereoscopic image in a three-dimensional stereoscopic manner.

17. The 3Dimension stereoscopic display device according to claim 9, wherein said moving object state detector detects a state of a surrounding environment of said moving object, and said screen composition processing unit generates the right-eye image or right-eye video image, and the left-eye image or left-eye video image for three-dimensional stereoscopic display in which the position of the virtual display surface for three-dimensional stereoscopic display of said image or video image which is the display object is changed according to the state of the surrounding environment of said moving object which is detected by said moving object state detector.

18. A 3Dimension stereoscopic display device mounted in or held by a moving object, said 3Dimension stereoscopic display device comprising:

a moving object state detector to detect a state of said moving object;

a screen composition processor which consists of an LSI circuit, to generate a right-eye image or right-eye video image, and a left-eye image or left-eye video image for planar display or for three-dimensional stereoscopic display of an image or video image which is a display object;

a playback processor to playback the images or video images generated by said screen composition processor; and

a stereoscopic display monitor to receive said images or video images played back by said playback processor which are the display object, and displaying said images or video images in a three-dimensional stereoscopic manner,

wherein said screen composition processor changes a position of a virtual display surface for three-dimensional stereoscopic display of an operation icon image which is a display object according to the state of said moving object which is detected by said moving object state detector to generate a right-eye operation icon image and a left-eye operation icon image for three-dimensional stereoscopic display in which a virtual height of the operation icon image is changed.

19. An LSI circuit disposed in a 3Dimension stereoscopic display device mounted in or held by a moving object and including a moving object state detector to detect a state of moving object, a screen composition processor to generate a right-eye image or right-eye video image, and a left-eye image or left-eye video image for planar display or for three-dimensional stereoscopic display of an image or video image which is a display object, a playback processor for playing back the images or video images generated by said screen composition processor, and a stereoscopic display monitor to receive said images or video images played back by said playback processor which are the display object, and displaying said images or video images in a three-dimensional stereoscopic manner, wherein

said LSI circuit functions as said screen composition processor which changes a position of a virtual display surface for three-dimensional stereoscopic display of an operation icon image which is a display object according to the state of said moving object which is detected by said moving object state detector to generate a right-eye operation icon image and a left-eye operation icon image for three-dimensional stereoscopic display in which a virtual height of the operation icon image is changed.

20. An LSI circuit disposed in a 3Dimension stereoscopic display device mounted in or held by a moving object and including a moving object state detector to detect a state of moving object, a playback processor to playback images or video images generated by a screen composition processor shown below, and a stereoscopic display monitor to receive said images or video images played back by said playback processor which are a display object, and displaying said images or video images in a three-dimensional stereoscopic manner, wherein

said LSI circuit functions as said screen composition processor which generates a right-eye image or right-eye video image, and a left-eye image or left-eye video image for planar display or for three-dimensional stereoscopic display of an image or video image which is a display object, and which changes a position of a virtual display surface for three-dimensional stereoscopic display of an operation icon image which is a display object according to the state of said moving object which is detected by said moving object state detector to generate a right-eye operation icon image and a left-eye operation icon image for three-dimensional stereoscopic display in which a virtual height of the operation icon image is changed.