公开(公告)号：US20240138710A1

公开(公告)日：2024-05-02

申请号：US18410388

申请日：2024-01-11

Applicant: NEC Corporation

Inventor： Zhenwei Wang ,  Chenhui Huang ,  Kazuki Ihara ,  Kenichiro Fukushi ,  Fumiyuki Nihey ,  Hiroshi Kajitani ,  Yoshitaka Nozaki ,  Kentaro Nakahara

IPC: A61B5/11

CPC classification number: A61B5/1118 ,  A61B2562/0219

Abstract: Provided is a waist swinging estimation device including a communication unit that acquires feature amount data including a feature amount extracted from a gait waveform of a spatial acceleration and a spatial angular velocity included in sensor data regarding a movement of a foot of a subject and used for estimation of waist swinging that is an index regarding a movement of a waist, a storage unit that stores an estimation model that outputs an estimated value regarding the waist swinging according to an input of a feature amount included in the feature amount data, an estimation unit that inputs a feature amount included in the acquired feature amount data to the estimation model, and estimate waist swinging of the subject according to an estimated value regarding the waist swinging output from the estimation model, and an output unit that outputs information according to waist swinging of the subject.

公开(公告)号：US20230397839A1

公开(公告)日：2023-12-14

申请号：US18203452

申请日：2023-05-30

Applicant: NEC Corporation

Inventor： Zhenwei Wang ,  Chenhui Huang ,  Kazuki Ihara ,  Kenichiro Fukushi ,  Fumiyuki Hihey ,  Hiroshi Kajitani ,  Yoshitaka Nozaki ,  Kentaro Nakahara

IPC: A61B5/11

CPC classification number: A61B5/1118 ,  A61B2562/0219

Abstract: Provided is a waist swinging estimation device including a communication unit that acquires feature amount data including a feature amount extracted from a gait waveform of a spatial acceleration and a spatial angular velocity included in sensor data regarding a movement of a foot of a subject and used for estimation of waist swinging that is an index regarding a movement of a waist, a storage unit that stores an estimation model that outputs an estimated value regarding the waist swinging according to an input of a feature amount included in the feature amount data, an estimation unit that inputs a feature amount included in the acquired feature amount data to the estimation model, and estimate waist swinging of the subject according to an estimated value regarding the waist swinging output from the estimation model, and an output unit that outputs information according to waist swinging of the subject.

公开(公告)号：US11383983B2

公开(公告)日：2022-07-12

申请号：US16754048

申请日：2017-10-10

Applicant: NEC CORPORATION

Inventor： Kazuki Ihara

IPC: C01B32/172 ,  B01D57/02 ,  B01J20/28 ,  B82Y40/00

Abstract: A nanocarbon separation device of the present invention includes a separation tank which is configured to accommodate a dispersion liquid including a nanocarbon, a first electrode that is provided at an upper part in the separation tank, a second electrode that is provided at a lower part in the separation tank, and a porous structure that is provided between the first electrode and the second electrode in the separation tank.