IP Library › Granted Patent US 9,751,562
Granted Patent B2
US 9,751,562 · App. 14/850,319 · Granted Sep 5, 2017

Park exit assist system

Inventors: Tomohisa Yamashita (Toyohashi, JP); Masaya Kato (Toyokawa, JP); Hiroyuki Tachibana (Okazaki, JP); Motokatsu Tomozawa (Nagoya, JP); Motonari Obayashi (Nagakute, JP); Hironobu Ishijima (Toyota, JP); Keisuke Oyama (Toyota, JP)
Assignees: AISIN SEIKI KABUSHIKI KAISHA; TOYOTA JIDOSHA KABUSHIKI KAISHA
B62D15/027B62D15/0285
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Quick Facts
Patent No.
US 9,751,562
App. No.
14/850,319
Granted
Sep 5, 2017
Kind
B2
Abstract

A park exit assist system includes an electronic control unit. The electronic control unit is configured to detect a situation around a host vehicle parked or stopped in a parking/stopping area on a roadside. The electronic control unit is configured to calculate, on the basis of a detected result of the situation around the host vehicle, a park exit guidance path along which the host vehicle is moved out of the parking/stopping area to a traffic road and in which a steering angle becomes neutral at the time when a roadside front end of the host vehicle advances into the traffic road. The electronic control unit is configured to guide the host vehicle from the parking/stopping area toward the traffic road by at least executing steering control along the park exit guidance path.

Claims (19)

1. A park exit assist system comprising:

an electronic control unit configured to:

detect a situation around a host vehicle parked or stopped in a parking/stopping area on a roadside;

calculate, on the basis of a detected result of the situation around the host vehicle, a park exit guidance path along which the host vehicle is moved out of the parking/stopping area to a traffic road and in which a steering angle becomes neutral at a time of completion of park exit guidance when a roadside front end of the host vehicle advances into the traffic road; and

guide the host vehicle from the parking/stopping area toward the traffic road by at least executing steering control along the park exit guidance path.

2. The park exit assist system according to claim 1 , wherein

the electronic control unit is configured to, when the electronic control unit receives an operation input of a steering wheel in a middle of guiding the host vehicle along the park exit guidance path, complete guiding the host vehicle on an assumption that a request to guide the host vehicle has been cancelled.

3. The park exit assist system according to claim 2 , wherein

the electronic control unit is configured to, when the electronic control unit receives an operation input of an accelerator in the middle of guiding the host vehicle along the park exit guidance path, complete guiding the host vehicle on the assumption that the request to guide the host vehicle has been cancelled.

4. The park exit assist system according to claim 3 , wherein

the electronic control unit is configured to, when the calculated park exit guidance path is a path along which the steering angle becomes neutral before the roadside front end of the host vehicle completes advancing into the traffic road from the parking/stopping area, assume that guiding of the host vehicle has completed when the steering angle becomes neutral through guiding based on the park exit guidance path.

5. The park exit assist system according to claim 2 , wherein

the electronic control unit is configured to, when the calculated park exit guidance path is a path along which the steering angle becomes neutral before the roadside front end of the host vehicle completes advancing into the traffic road from the parking/stopping area, assume that guiding of the host vehicle has completed when the steering angle becomes neutral through guiding based on the park exit guidance path.

6. The park exit assist system according to claim 1 , wherein

the electronic control unit is configured to, when the electronic control unit receives an operation input of an accelerator in a middle of guiding the host vehicle along the park exit guidance path, complete guiding the host vehicle on an assumption that a request to guide the host vehicle has been cancelled.

7. The park exit assist system according to claim 1 , wherein

the electronic control unit is configured to, when the calculated park exit guidance path is a path along which the steering angle becomes neutral before the roadside front end of the host vehicle completes advancing into the traffic road from the parking/stopping area, assume that guiding of the host vehicle has completed when the steering angle becomes neutral through guiding based on the park exit guidance path.

8. The park exit assist system according to claim 1 , wherein

the electronic control unit is configured to, when the electronic control unit cannot calculate a park exit guidance path in which the steering angle becomes neutral at the time when the roadside front end of the host vehicle advances into the traffic road, provide a user with information for paying attention to the steering angle.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 10, 2015
From: YAMASHITA, TOMOHISA; KATO, MASAYA; TACHIBANA, HIROYUKI; TOMOZAWA, MOTOKATSU; OBAYASHI, MOTONARI; ISHIJIMA, HIRONOBU; OYAMA, KEISUKE
To: AISIN SEIKI KABUSHIKI KAISHA; TOYOTA JIDOSHA KABUSHIKI KAISHA
Reel/Frame 036535/0308 →
Priority Claims (1)
JP 2014-186796 · Sep 12, 2014 · national
Continuity (1)
Related Publication 20160075374A1 · Mar 17, 2016