IP Library › Granted Patent US 12,358,603
Granted Patent B2
US 12,358,603 · App. 17/956,834 · Granted Jul 15, 2025

System for detecting position of boat moored under roof

Inventors: Takashi Hashizume (Saitama, JP); Ryota Hisada (Tokyo, JP); Ryuichi Kimata (Tokyo, JP)
Assignee: Honda Motor Co., Ltd.
B63H25/04G01C21/203B63B2213/02B63H2025/045
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Quick Facts
Patent No.
US 12,358,603
App. No.
17/956,834
Granted
Jul 15, 2025
Kind
B2
Abstract

A control system, adapted for a boat having a first GNSS receiver disposed at a bow side of the boat, and a second GNSS receiver disposed at a stern side of the boat, the control system includes a control unit including a processor configured to determine whether an approach direction of the boat to a berth is bow first or stern first; and select, based on the approach direction, the first GNSS receiver or the second GNSS receiver for determining a position of the boat.

Claims (31)

1. A control system, adapted for a boat having a first GNSS receiver disposed at a bow side of the boat, and a second GNSS receiver disposed at a stern side of the boat, the control system comprising:

a control unit, comprising a processor, configured to:

determine whether an approach direction of the boat to a berth is bow first or stern first,

select, based on the approach direction, the first GNSS receiver or the second GNSS receiver for determining a position of the boat,

wherein the control unit obtains roof information regarding whether the berth includes a roof,

the control unit selects the first GNSS receiver or the second GNSS receiver for determining a position of the boat, based on the approach direction and the roof information obtained.

2. A control system, adapted for a boat having a first GNSS receiver disposed at a bow side of the boat, and a second GNSS receiver disposed at a stern side of the boat, the control system comprising:

a control unit, comprising a processor, configured to:

determine whether an approach direction of the boat to a berth is bow first or stern first,

select, based on the approach direction, the first GNSS receiver or the second GNSS receiver for determining a position of the boat,

wherein when the approach direction of the boat to the berth is bow first, the control unit selects the second GNSS receiver disposed at the stern side of the boat for determining the position of the boat.

3. The control system according to claim 2 , wherein when the approach direction of the boat to the berth is stern first, the control unit selects the first GNSS receiver disposed at the bow side of the boat for determining the position of the boat.

4. The control system according to claim 2 , wherein the control unit controls the second GNSS receiver to move away from the bow of the boat.

5. The control system according to claim 3 , wherein the control unit controls the first GNSS receiver to move away from the stern of the boat.

6. The control system according to claim 1 , wherein the approach direction of the boat to the berth is input to the control unit by a user.

7. The control system according to claim 1 , wherein the control unit determines the approach direction of the boat to the berth based on GNSS data of the boat.

8. The control system according to claim 4 , wherein after docking of the boat to the berth is completed, the control unit controls the second GNSS receiver to move towards the bow of the boat.

9. The control system according to claim 5 , wherein after docking of the boat to the berth is completed, the control unit controls the first GNSS receiver to move towards the stern of the boat.

10. The control system according to claim 1 , wherein the roof information is obtained based on an aerial image, a satellite image, or a camera image of a camera disposed on the boat.

11. A boat, comprising:

the control system according to claim 1 ,

a first GNSS receiver disposed at a bow side of the boat, and

a second GNSS receiver disposed at a stern side of the boat.

12. A control system, adapted for a moving object having a first GNSS receiver disposed at a front side of the moving object, and a second GNSS receiver disposed at a rear side of the moving object, the control system comprising:

a control unit, comprising a processor, configured to:

determine whether an approach direction of the moving object to a target position is front first or rear first,

select, based on the approach direction, the first GNSS receiver or the second GNSS receiver for determining a position of the moving object,

wherein when the approach direction of the moving object to the target position is front first, the control unit selects the second GNSS receiver disposed at the rear side of the moving object for determining the position of the moving object.

13. The control system according to claim 12 , wherein when the approach direction of the moving object to the target position is rear first, the control unit selects the first GNSS receiver disposed at the front side of the moving object for determining the position of the moving object.

14. The control system according to claim 12 , wherein the control unit controls the second GNSS receiver to move away from the front of the moving object.

15. The control system according to claim 13 , wherein the control unit controls the first GNSS receiver to move away from the rear of the moving object.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 4, 2022
From: HASHIZUME, TAKASHI; HISADA, RYOTA; KIMATA, RYUICHI
To: HONDA MOTOR CO., LTD.
Reel/Frame 061310/0408 →
Continuity (1)
Related Publication 20240109637A1 · Apr 4, 2024
References Cited (2)
US 11167833B2 · Akuzawa et al. · 2021 [cited by applicant]
CN 112649023A · 2021 [cited by examiner]