Drive support display apparatus

• US 20040150589A1
• Filed: 10/14/2003
• Published: 08/05/2004
• Est. Priority Date: 09/28/2001
• Status: Active Grant

• Current Assignee: Matsushita Electric Industrial Company Limited (Panasonic Holdings Corporation)
• Original Assignee: Matsushita Electric Industrial Company Limited (Panasonic Holdings Corporation)
• Inventors: Mizusawa, Kazufumi
• Granted Patent: US 7,256,688 B2
• Time in Patent Office: Days
• US Class Current: 345/70
• CPC Class Codes: B60R 1/26 to the rear of the vehicle
• CPC Class Codes: B60R 2300/305 merging camera image with lines or icons
• CPC Class Codes: B60R 2300/607 from a bird's eye viewpoint
• CPC Class Codes: B60R 2300/802 for monitoring and displaying vehicle exterior blind spot views
• CPC Class Codes: B60R 2300/806 for aiding parking
• CPC Class Codes: B60R 2300/8066 for monitoring rearward traffic
• CPC Class Codes: B60R 2300/8086 for vehicle path indication
• CPC Class Codes: H04N 7/18 Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
• CPC Class Codes: H04N 7/181 for receiving images from a plurality of remote sources

Abstract

An object of the invention is to provide a driving assistance display apparatus that enables the driver to check safety of the rear of the vehicle and grasp the limited area around the vehicle in the final stage of parking without switching screens.

A screen to display an image of the rear of a vehicle shot by a vehicle-mounted camera is divided into a main screen (10) and a sub-screen (11). A wide area image in the rear of the vehicle is displayed on the main screen together with guide lines (15, 16) superimposed on the main screen (10). An image of the rear of the vehicle from the image is viewpoint-converted to an image from a virtual viewpoint located above the vehicle. The resulting image is displayed on the sub-screen (11) together with guide lines (15a, 16a), also view point thereof is converted, superimposed on the sub-screen (11). Preferably, the center axis of the main screen (10) coincides with the center axis of the sub-screen (11) and the sub-screen 11 is arranged below the main screen (10).

Claims

1. A driving assistance display apparatus comprising for displaying an image of the rear of a vehicle shot by an imaging device, said driving assistance display apparatus comprising:

a display control unit for displaying a wide area image of the rear of the vehicle in a main screen area and displaying a viewpoint-converted image of the rear of the vehicle in a sub-screen area,

wherein the main screen area and the sub-screen area is displayed on a same display screen.

2. The driving assistance display apparatus according to claim 1, wherein said display control unit superimposes a guide line to which respective relation corresponds on said main screen area and said sub-screen area.

3. The driving assistance display apparatus according to claim 1 or claim 2, wherein said display control unit allows the center axis of said main screen area to coincide with the center axis of said sub-screen area.

4. The driving assistance display apparatus according to any one of claims 1 to 3, wherein said display control unit arranges the sub-screen area below the main screen area.

5. The driving assistance display apparatus according to any one of claims 1 to 3, wherein the display control means arranges the sub-screen area in an upper right hand corner or

an upper left hand corner of the main screen area.