Autonomous mobile robot

TWM688184UActive Publication Date: 2026-10-01PRIMAX ELECTRONICS LTD
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Patent Information

Application Number
TW115205551
Authority / Receiving Office
TW · TW
Patent Type
Utility models
Current Assignee / Owner
Filing Date
2026-06-16
Publication Date
2026-10-01
Estimated Expiration
2036-06-15

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Abstract

An autonomous mobile robot includes a body, a first sensing component, a second sensing component, and a processing unit. The body has a total length and a total width, with the total length being greater than the total width. The autonomous mobile robot can move forward or backward along a movement path. The first sensing component is located on the front of the body to acquire image and depth data in front of the body. The second sensing component is located on the rear of the body to acquire image and depth data behind the body. The processing unit calculates a minimum clear width between objects on both sides of the movement path based on the sensing data acquired by the first and second sensing components.
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Claims

1. An autonomous mobile robot, comprising: The autonomous mobile robot comprises a body having a total length and a total width, with the total length being greater than the total width, and capable of moving forward or backward along a movement path; a first sensing component disposed at the front end of the body to acquire image and depth data in front of the body; a second sensing component disposed at the rear end of the body to acquire image and depth data behind the body; and a processing unit to calculate a minimum clear width between objects on both sides of the movement path based on the sensing data acquired by the first and second sensing components.

2. The autonomous mobile robot as described in claim 1, wherein the body comprises, from bottom to top, a chassis drive unit, a support unit, and a human-machine interaction unit.

3. The autonomous mobile robot as described in claim 2, wherein the first sensing component includes a first depth camera, a second depth camera and a first light source, wherein the first depth camera is used to acquire a first frontal image data and a first frontal depth data, the second depth camera is used to acquire a second frontal image data and a second frontal depth data, and the first light source is used to acquire a frontal point cloud data.

4. The autonomous mobile robot as described in claim 3, wherein the first depth camera is disposed on the human-machine interaction unit or the carrier unit to acquire the first frontal image data and the first frontal depth data from a top-down perspective, and the second depth camera is disposed on the chassis drive unit to acquire the second frontal image data and the second frontal depth data from a bottom-up perspective.

5. The autonomous mobile robot as described in claim 3, wherein the second sensing component includes a third depth camera, a fourth depth camera, and a second lidar, wherein the third depth camera is used to acquire a first rear image data and a first rear depth data, the fourth depth camera is used to acquire a second rear image data and a second rear depth data, and the second lidar is used to acquire a rear point cloud data.

6. The autonomous mobile robot as described in claim 5, wherein the third depth camera is disposed on the carrier or the human-machine interaction unit to acquire the first rear image data and the first rear depth data from a top-down perspective, and the fourth depth camera is disposed on the chassis drive unit to acquire the second rear image data and the second rear depth data map from a bottom-up perspective.

7. The autonomous mobile robot as described in claim 6, wherein the first laser is disposed at the front end of the chassis drive unit and the second laser is disposed at the rear end of the chassis drive unit.

8. The autonomous mobile robot as described in claim 1, when the minimum clear width is between the total length and the total width of the body, the autonomous mobile robot can still move forward or backward on the movement path.

9. The autonomous mobile robot as described in claim 8, if the autonomous mobile robot moves forward on the movement path on the outward journey, then the autonomous mobile robot will move backward on the movement path on the return journey.

10. The autonomous mobile robot as described in claim 1, when the minimum clear width is equal to or less than the total width of the robot body, the autonomous mobile robot stops moving forward and moves backward, or stops moving backward and moves forward.