公开(公告)号：US20240355114A1

公开(公告)日：2024-10-24

申请号：US18685206

申请日：2021-08-26

Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION

Inventor： Kazuaki WATANABE ,  Yujin HAMANO ,  Daisuke UCHIBORI ,  Yosuke SAKURADA ,  Atsushi ARATAKE

IPC: G06V10/98 ,  G06V10/22 ,  G06V10/24 ,  G06V10/30 ,  G06V10/44

CPC classification number: G06V10/98 ,  G06V10/22 ,  G06V10/24 ,  G06V10/30 ,  G06V10/44

Abstract: A region correction device (1) according to the present disclosure includes: an input unit (41) that receives an input of prediction region information indicating a prediction region (PA) indicating an image of a predetermined subject, the prediction region (PA) being detected from a captured image obtained by imaging the predetermined subject; a line segment extraction unit (42) that extracts a line segment on the basis of a contour of the prediction region (PA) indicated by the prediction region information; a correction unit (43) that corrects the prediction region (PA) on the basis of the line segment; and an output unit (44) that outputs corrected prediction region information indicating a corrected prediction region, the corrected prediction region being the prediction region (PA) that has been corrected.

公开(公告)号：US20240300682A1

公开(公告)日：2024-09-12

申请号：US18269241

申请日：2020-12-24

Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION

Inventor： Atsushi ARATAKE ,  Yosuke SAKURADA ,  Daisuke UCHIBORI ,  Yujin HAMANO ,  Kazuaki WATANABE

IPC: B64U70/99 ,  B64U10/14 ,  B64U20/87 ,  B64U80/25 ,  B64U101/26 ,  B64U101/70

CPC classification number: B64U70/99 ,  B64U80/25 ,  B64U10/14 ,  B64U20/87 ,  B64U2101/26 ,  B64U2101/70 ,  B64U2201/10

Abstract: A storage device (10) that stores an unmanned aerial vehicle (30) includes a main body portion (20) having a magnet or a magnetic body (111, 112) for applying a magnetic force to the unmanned aerial vehicle (30) provided with a magnet (121, 122) on an upper surface.

公开(公告)号：US20240116658A1

公开(公告)日：2024-04-11

申请号：US18028726

申请日：2020-09-30

Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION

Inventor： Daisuke UCHIBORI ,  Yujin HAMANO ,  Kazuaki WATANABE ,  Masafumi NAKAGAWA ,  Atsushi ARATAKE

IPC: B64U30/299

CPC classification number: B64U30/299

Abstract: A propeller guard 2 includes: a propeller guard body 10 configured to surround a propeller 30 of a flight vehicle 20; and a rotating member 40 provided on a side surface of the propeller guard body 10, in which the rotating member 40 is able to rotate around at least a horizontal base axis in a case where the rotating member 40 is in contact with a vertical plane located outside the propeller guard body 10.

公开(公告)号：US20230121833A1

公开(公告)日：2023-04-20

申请号：US17913209

申请日：2020-03-25

Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION

Inventor： Kazuaki WATANABE ,  Yujin HAMANO ,  Daisuke UCHIBORI ,  Masafumi NAKAGAWA ,  Atsushi ARATAKE

IPC: B64C39/02 ,  B64C25/36 ,  B64U60/10 ,  B64U50/13 ,  B64C25/54 ,  B64U20/87

Abstract: An unmanned aircraft (100) according to the present disclosure is equipped with a flight propeller (2) and includes a main body (1), a locomotion unit having an aquatic locomotion mechanism and a terrestrial locomotion mechanism independent of the flight propeller, and a connector that connects the main body and the locomotion mechanisms.

公开(公告)号：US20250131550A1

公开(公告)日：2025-04-24

申请号：US18836557

申请日：2022-02-08

Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION

Inventor： Wataru ITO ,  Atsushi ARATAKE ,  Yosuke SAKURADA ,  Daisuke UCHIBORI ,  Kazuaki WATANABE

IPC: G06T7/00 ,  G06T7/11 ,  G06T7/174

Abstract: An image processing device (10) according to the present disclosure includes: an image division unit (12) that divides an image to be processed including a predetermined object into a plurality of divided images having a predetermined size; a region detection unit (13) that detects, for each of the plurality of divided images, an object region that is a pixel region of the object in each divided image and a deterioration region that is a pixel region of a deterioration portion of the object; an information combining unit (14) that generates an object detection result image obtained by combining images of a plurality of the object regions detected for the respective plurality of divided images while maintaining a positional relationship among the plurality of divided images, and a deterioration detection result image obtained by combining images of a plurality of the deterioration regions detected for the respective plurality of divided images while maintaining the positional relationship among the plurality of divided images; and a diagnosis unit (15) that diagnoses deterioration of the object on the basis of the object detection result image and the deterioration detection result image.

公开(公告)号：US20250022260A1

公开(公告)日：2025-01-16

申请号：US18714563

申请日：2021-12-02

Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION

Inventor： Kazuaki WATANABE ,  Daisuke UCHIBORI ,  Yosuke SAKURADA ,  Atsushi ARATAKE

IPC: G06V10/776 ,  G06T7/60 ,  G06V10/774 ,  G06V10/82 ,  G06V10/98

Abstract: A learning model construction device (3A) according to the present disclosure includes: a plurality of learning units (354-k) that constructs a respective plurality of learning models by using a respective plurality of loss functions different from each other on the basis of teacher data in which image data indicating a learning image is associated with a true value of a scale of the learning image; a plurality of verification units (355-k) that respectively calculates, for an optimal verification image, a plurality of estimated values; a plurality of correlation calculation units (356-k) that calculates respective correlations of the true value with the plurality of estimated values of the scale; and an optimal learning model selection unit (357) that selects an optimal learning model that is a learning model of which a corresponding one of the correlations is the highest.

公开(公告)号：US20240265564A1

公开(公告)日：2024-08-08

申请号：US18566638

申请日：2021-06-04

Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION

Inventor： Yujin HAMANO ,  Kazuaki WATANABE ,  Daisuke UCHIBORI ,  Yosuke SAKURADA ,  Atsushi ARATAKE

IPC: G06T7/60

CPC classification number: G06T7/60 ,  G06T2207/30168

Abstract: A deterioration determination device (2) according to the present disclosure includes an input unit (21) that receives an input of image data indicating an image including a figure of an inspection object, a correction unit (232) that generates a corrected image in which the image is corrected to increase an aspect ratio of a region surrounding the figure of at least some inspection object included in the image, a target region extraction unit (252) that extracts, from the corrected image, a target region indicating the figure of the inspection object included in the corrected image, a deterioration region detection unit (253) that detects a deterioration region indicating a figure of a deterioration portion of the inspection object from the corrected image, and a determination unit (254) that determines a deterioration degree of the inspection object based on the target region and the deterioration region.

公开(公告)号：US20240059402A1

公开(公告)日：2024-02-22

申请号：US18268945

申请日：2020-12-24

Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION

Inventor： Yujin HAMANO ,  Atsushi ARATAKE ,  Yosuke SAKURADA ,  Daisuke UCHIBORI ,  Kazuaki WATANABE

IPC: B64C25/32 ,  B64C39/02

CPC classification number: B64C25/32 ,  B64C39/024

Abstract: A storage device (10) that stores an unmanned aerial vehicle (30) includes a gripping portion (11) for gripping the unmanned aerial vehicle (30), and a main body portion (10) having a suction surface (21) to which an upper surface (313) of the unmanned aerial vehicle (30) is suctioned.

公开(公告)号：US20230331378A1

公开(公告)日：2023-10-19

申请号：US18028754

申请日：2020-09-30

Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION

Inventor： Daisuke UCHIBORI ,  Yujin HAMANO ,  Kazuaki WATANABE ,  Masafumi NAKAGAWA ,  Atsushi ARATAKE

IPC: B64C27/00 ,  F16B5/06

CPC classification number: B64C27/006 ,  F16B5/06

Abstract: A propeller guard 10 includes an upper frame 12 provided on the uppermost surface of the propeller guard 10, a base frame 15 provided on the lowermost surface of the propeller guard, and a curved frame 18 that couples the upper frame 12 and the base frame 15 together and is curved outward.

公开(公告)号：US20230175247A1

公开(公告)日：2023-06-08

申请号：US17911619

申请日：2020-03-16

Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION

Inventor： Kazuaki WATANABE ,  Yujin HAMANO ,  Daisuke UCHIBORI ,  Masafumi NAKAGAWA ,  Atsushi ARATAKE

IPC: E03F7/00 ,  B64U30/20

CPC classification number: E03F7/00 ,  B64U30/20 ,  B64U2201/20 ,  B64U2101/30

Abstract: An inspection apparatus (100) according to an aspect of the present invention includes a first determination unit (121) that determines an operation of an unmanned aerial vehicle (1) based on a first threshold for determining whether the unmanned aerial vehicle (1) can enter the inside, a second threshold, which is greater than the first threshold, for determining whether the unmanned aerial vehicle (1) can land on a water surface of pooled water in the inside, and space information indicating a space of the inside, and a second determination unit (122) that determines a flight altitude of the unmanned aerial vehicle (1) with respect to the water surface or a floor surface of the manhole after the unmanned aerial vehicle (1) enters the inside based on the first and second thresholds, and the space information in a case where it has been determined that the unmanned aerial vehicle (1) can enter the inside and cannot land on the water surface.