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Overhead view video image generation device, overhead view video image generation system, overhead view video image generation method, and program

A technology for generating devices and images, which can be used in closed-circuit television systems, optical observation devices, and components of television systems, etc., and can solve the problem that vertically long overlooking images cannot be displayed on the display panel, etc.

Active Publication Date: 2018-12-21
JVC KENWOOD CORP A CORP OF JAPAN
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Therefore, the vertically long bird's-eye view image cannot be displayed on the entire surface of the display panel.

Method used

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  • Overhead view video image generation device, overhead view video image generation system, overhead view video image generation method, and program
  • Overhead view video image generation device, overhead view video image generation system, overhead view video image generation method, and program
  • Overhead view video image generation device, overhead view video image generation system, overhead view video image generation method, and program

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no. 1 approach

[0052] figure 1It is a block diagram showing a configuration example of the bird's-eye view video generation system according to the first embodiment. The bird's-eye view image generation system 1 generates a bird's-eye view image 100 of the vehicle (refer to figure 2 ). The bird's-eye view video generation device 40 and the bird's-eye view video generation system 1 are mounted on a vehicle. The bird's-eye view video generation device 40 and the bird's-eye view video generation system 1 may be portable devices that can be used in a vehicle instead of being mounted on a vehicle.

[0053] use figure 1 The bird's-eye view video generation system 1 will be described. The bird's-eye view image generation system 1 has a front camera (camera) 11, a rear camera (camera) 12, a left camera (camera) 13, a right camera (camera) 14, a left front sensor (obstacle detection unit) 21A, and a front center sensor. (obstacle detection unit) 21B, right front sensor (obstacle detection unit)...

no. 2 approach

[0107] refer to Image 6 , Figure 7 , the bird's-eye view video generation system 1 according to this embodiment will be described. Image 6 It is a flowchart showing the flow of processing in the bird's-eye view video generation device of the bird's-eye view video generation system according to the second embodiment. Figure 7 It is a figure which shows an example of the bird's-eye view video generated by the bird's-eye-view video generation system concerning 2nd Embodiment. The basic configuration of the bird's-eye view video generation system 1 is the same as that of the bird's-eye view video generation system 1 of the first embodiment. In the following description, the same reference numerals or corresponding reference numerals are assigned to the same constituent elements as those of the bird's-eye view video generation system 1 , and detailed description thereof will be omitted. The overhead video generation system 1 of the present embodiment differs from the bird's-...

no. 3 approach

[0137] refer to Figure 8 , the bird's-eye view video generation system 1 according to this embodiment will be described. Figure 8 It is a flowchart showing the flow of processing in the bird's-eye view video generation device of the bird's-eye view video generation system according to the third embodiment. The overhead video generation system 1 of the present embodiment differs from the bird's-eye video generation system 1 of the second embodiment in the processing of the obstacle information acquisition unit 43 , the superimposed video generation unit 47 , and the control unit 41 of the bird's-eye view generation device 40 .

[0138] The left front sensor 21A, front center sensor 21B, right front sensor 21C, left rear sensor 22A, rear center sensor 22B, and right rear sensor 22C use a detection range farther than the range displayed as the bird's-eye view image 100 .

[0139] The obstacle information acquiring unit 43 acquires obstacle information of obstacles detected in ...

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Abstract

The present invention is characterized by having: a video image acquisition unit (42) for acquiring a peripheral video image in which the periphery of a vehicle is taken on video; an obstacle information acquisition unit (43) for acquiring obstacle information pertaining to an obstacle detected in the periphery of the vehicle; an overhead view video image generation unit (46) for generating an overhead view video image from the peripheral video image acquired by the video image acquisition unit (42), in which a viewpoint conversion process was performed so as to overlook the vehicle from above; a superimposed video image generation unit (47) for generating, on the basis of obstacle information acquired by the obstacle information acquisition unit (43), an overhead view video image in whichthe information indicating the obstacle is superimposed in a middle section enclosed by the overhead view video image; and a display control unit (48) for causing the overhead view video image generated by the superimposed video image generation unit (47) to be displayed on a display panel (31).

Description

technical field [0001] The present invention relates to a bird's-eye view video generation device, a bird's-eye view video generation system, a bird's-eye view video generation method, and a program. Background technique [0002] A technique related to a vehicle peripheral display device that displays a vehicle's bird's-eye view video together with a vehicle image is known (for example, refer to Patent Document 1). [0003] In addition, the display panels of in-vehicle devices such as navigation devices that display a bird's-eye view image of a vehicle are often horizontally elongated. Therefore, the vertically long bird's-eye view image cannot be displayed on the entire surface of the display panel. Therefore, a technique is known in which, when an obstacle approaching the own vehicle is detected, a bird's-eye view video of the vehicle and a video taken in the direction of the obstacle are displayed side by side (see, for example, Patent Document 2). [0004] prior art li...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04N7/18B60R1/00B60R21/00G06T1/00H04N23/90
CPCG06T3/4038G06T11/60B60R2300/301B60R2300/305B60R2300/607H04N7/181H04N7/188B60R1/27H04N23/698H04N23/61H04N23/90B60R2300/105B60R2300/30H04N5/272
Inventor 里见恒夫浅山学森俊夫
Owner JVC KENWOOD CORP A CORP OF JAPAN