IP Library › Granted Patent US 12,196,570
Granted Patent B2
US 12,196,570 · App. 17/726,012 · Granted Jan 14, 2025

Image projection apparatus, of a vehicle, that projects an image on a surface

Inventors: Yasuhiko Kunii (Kyoto, JP); Takuya Shimizu (Kyoto, JP); Hiroyuki Nakamura (Kyoto, JP); Nobuyuki Kaku (Kyoto, JP)
Assignee: MAXELL, LTD.
G01C21/365B60Q1/08B60Q1/085B60Q1/14B60Q1/1423B60Q1/26B60Q1/50B60Q1/525B60Q2400/50F21W2103/60
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Quick Facts
Patent No.
US 12,196,570
App. No.
17/726,012
Granted
Jan 14, 2025
Kind
B2
Abstract

Information related to a vehicle can be displayed by projecting an image based on the information on a road surface or the like. An image projection apparatus that projects an image includes: a sensor unit that acquires information related to a vehicle; and an image projection unit that projects the image based on the information acquired by the sensor unit.

Claims (26)

1. An image projection apparatus, of a vehicle, that projects an image, the image projection apparatus comprising:

a sensor configured to acquire information related to the vehicle; and

a projector configured to project the image based on the information acquired by the sensor onto a surface,

wherein the image includes an information image and a peripheral image which is around the information image, and

wherein the projector projects the image at different projection positions depending on a high beam state or a low beam state of a headlight when the headlight is being turned on.

2. The image projection apparatus according to claim 1 ,

wherein the projector projects the information image with normal brightness when the headlight is turned off.

3. The image projection apparatus according to claim 1 ,

wherein the projector projects the information image with brightness higher than normal brightness when the headlight is being turned on.

4. The image projection apparatus according to claim 1 ,

wherein the information image is an arrow image.

5. The image projection apparatus according to claim 1 ,

wherein a light source of the projector and a light source of the headlight are different from each other.

6. A method of projecting an image in an image projection apparatus, of a vehicle, that projects the image, the method comprising the steps of:

acquiring information related to the vehicle; and

projecting the image based on the acquired information onto a surface,

wherein the image includes an information image and a peripheral image which is around the information image, and

wherein, in the projecting step, the image is projected at different projection positions depending on a high beam state or a low beam state of a headlight when the headlight is being turned on.

7. The method of projecting the image according to claim 6 ,

wherein, in the step of projecting the image, the image is projected with normal brightness when the headlight is turned off.

8. The method of projecting the image according to claim 6 ,

wherein, in the step of projecting the image, the image with brightness higher than normal brightness is projected when the headlight is being turned on.

9. The method of projecting the image according to claim 6 ,

wherein the image is an arrow image.

10. The method of projecting the image according to claim 6 ,

wherein a light source in the step of projecting the image and a light source of the headlight are different from each other.

Priority Claims (2)
JP 2015-080724 · Apr 10, 2015 · national
JP 2015-155165 · Aug 5, 2015 · national
Continuity (3)
Continuation 17008728 · Sep 1, 2020
Continuation 15565431
Related Publication 20220244066A1 · Aug 4, 2022
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