公开(公告)号：US20240077443A1

公开(公告)日：2024-03-07

申请号：US18172456

申请日：2023-02-22

Applicant: KABUSHIKI KAISHA TOSHIBA

Inventor： Hiroaki YAMAZAKI ,  Ping WANG

IPC: G01N27/18

CPC classification number: G01N27/18

Abstract: According to one embodiment, a sensor includes a base, first to third detection parts. The base includes first to third base regions. The first detection part includes a first detection element. A first gap is provided between the first base region and the first detection element. The second detection part includes a second detection element. A second gap is provided between the second base region and the second detection element. The third detection part includes a third detection element. The third detection element includes a third resistance member, a third other resistance member, and a third conductive member. The third conductive member is between the third resistance member and the third other resistance member. A third gap is provided between the third base region and the third detection element.

公开(公告)号：US20220238290A1

公开(公告)日：2022-07-28

申请号：US17446033

申请日：2021-08-26

Applicant: KABUSHIKI KAISHA TOSHIBA

Inventor： Hiroaki YAMAZAKI ,  Ping WANG

IPC: H01H59/00 ,  B81B3/00

Abstract: According to one embodiment, a MEMS element includes a first member, and an element part. The element part includes a first fixed electrode fixed to the first member, and a first movable electrode facing the first fixed electrode, a first conductive member electrically connected with the first movable electrode, and a second conductive member electrically connected with the first movable electrode. The first movable electrode is supported by the first and second conductive members to be separated from the first fixed electrode in a first state before a first electrical signal is applied between the second conductive member and the first fixed electrode. The first conductive member is separated from the first movable electrode in a second state after the first electrical signal is applied. The first movable electrode is supported by the second conductive member to be separated from the first fixed electrode in the second state.

公开(公告)号：US20250076238A1

公开(公告)日：2025-03-06

申请号：US18734045

申请日：2024-06-05

Applicant: KABUSHIKI KAISHA TOSHIBA

Inventor： Yosuke AKIMOTO ,  Akira FUJIMOTO ,  Yoshihiko KURUI ,  Ping WANG

IPC: G01N27/18 ,  G01N27/04

Abstract: According to one embodiment, a sensor includes an element section. The element section includes a base including a first region, a second region and a third region, a first element fixed to the first region, a second element fixed to the second region, and a third element fixed to the third region. The first element includes a first fixed portion fixed to the first region, and a first film portion supported by the first fixed portion. The first film portion includes a first resistance member and a first layer including a first material. The second element includes a second fixed portion fixed to the second region, and a second film portion supported by the second fixed portion. The third element includes a third fixed portion fixed to the third region, and a third film portion supported by the third fixed portion.

公开(公告)号：US20240295514A1

公开(公告)日：2024-09-05

申请号：US18457555

申请日：2023-08-29

Applicant: KABUSHIKI KAISHA TOSHIBA

Inventor： Yosuke AKIMOTO ,  Akira FUJIMOTO ,  Yoshihiko KURUI ,  Ping WANG ,  Hiroaki YAMAZAKI

IPC: G01N27/04

CPC classification number: G01N27/04

Abstract: According to one embodiment, a sensor includes an element section including a first base and a first element. The first element includes a first fixed member fixed to the first base, a first connecting member supported by the first fixed member, and a first film portion supported by the first connecting member. A first gap is provided between the first base and the first film portion. The first film portion includes a first resistance layer, a first conductive layer, and a first conductive member provided between the first resistance layer and the first conductive layer. A potential of the first conductive member is fixed. A first electrical resistance of the first resistance layer is configured to change according to a state of a detection target around the first element.

公开(公告)号：US20230077493A1

公开(公告)日：2023-03-16

申请号：US17823629

申请日：2022-08-31

Applicant: KABUSHIKI KAISHA TOSHIBA

Inventor： Ping WANG ,  Hiroaki YAMAZAKI

IPC: B81B3/00

Abstract: According to one embodiment, a sensor includes a base, first and second detection units. The base includes first and second base regions. The first detection unit includes a first detection element including a first resistance member, a first conductive member, and a first insulating member. A part of the first insulating member is between the first resistance member and the first conductive member. A first gap is provided between the first base region and first detection element. The first detection element has a first area. The second detection unit includes a second detection element including a second resistance member, a second conductive member, and a second insulating member. A part of the second insulating member is between the second resistance member and the second conductive member. A second gap is provided between the second base region and second detection element. The second detection element has a second area.

公开(公告)号：US20190064157A1

公开(公告)日：2019-02-28

申请号：US15908700

申请日：2018-02-28

Applicant: KABUSHIKI KAISHA TOSHIBA

Inventor： Takuya MIYAGAWA ,  Sadato HONGO ,  Hiroko MIKI ,  Hiroshi HAMASAKI ,  Kentaro KOBAYASHI ,  Ping WANG ,  Naofumi NAKAMURA

IPC: G01N33/543

Abstract: According to one embodiment, a detection device is disclosed. The detection device includes a first region, a first electrode on the first region, a second region, a second electrode on the second region, a partition partitioning the first region and the second region and including a through hole, thereby communicating the first region with the second region. The device further includes a probe which binds specifically to the detection target, and is detachably connected to the first electrode, a detacher to detach the probe from the first electrode, a determination unit to determine whether the first liquid contains a detection target based on a change of electrical condition between the first electrode and the second electrode in a state where the first region and the second region are supplied with the first liquid and the second liquid, respectively.

公开(公告)号：US20240068970A1

公开(公告)日：2024-02-29

申请号：US18173719

申请日：2023-02-23

Applicant: KABUSHIKI KAISHA TOSHIBA

Inventor： Yoshihiko KURUI ,  Hiroaki YAMAZAKI ,  Yosuke AKIMOTO ,  Ping WANG ,  Fumitaka ISHIBASHI ,  Yumi HAYASHI

IPC: G01N27/12

CPC classification number: G01N27/12

Abstract: According to one embodiment, a sensor includes a detection device, a switch circuit, and a detection circuit. The detection device includes a first detection section and a second detection section. The first detection section includes a first detection element. The first detection element includes a first conductive member and a first resistance member. The second detection section includes a second detection element. The second detection element includes a second conductive member and a second resistance member. In a first operation, the switch circuit is configured to supply a first current to the first conductive member and not to supply the first current to the second conductive member, and the detection circuit is configured to output a first signal corresponding to a difference between a first electrical resistance of the first resistance member and a second electrical resistance of the second resistance member.

公开(公告)号：US20240410869A1

公开(公告)日：2024-12-12

申请号：US18583115

申请日：2024-02-21

Applicant: KABUSHIKI KAISHA TOSHIBA

Inventor： Ping WANG ,  Masayuki MATSUTAKE ,  Hiroaki YAMAZAKI ,  Yoshihiko KURUI ,  Yosuke AKIMOTO

IPC: G01N33/00 ,  G01N25/18

Abstract: According to one embodiment, a sensor includes a sensor section and a circuit section. The sensor section includes a first element portion including a first resistance element and a first conductive member, and a second element portion including a second resistance element. The circuit section includes a detector and a controller, and is configured to perform a first operation. The controller controls a first power in the first operation based on a second signal corresponding to a second resistance of the second resistance element. In the first operation: the controller supplies the first power to the first conductive member to increase a first temperature of the first element section; and the detector outputs a detected value corresponding to a difference between the second signal and a first signal corresponding to a first resistance of the first resistance element in a first state in which the first temperature is raised.

公开(公告)号：US20240295516A1

公开(公告)日：2024-09-05

申请号：US18354713

申请日：2023-07-19

Applicant: KABUSHIKI KAISHA TOSHIBA

Inventor： Yosuke AKIMOTO ,  Akira FUJIMOTO ,  Yoshihiko KURUI ,  Ping WANG ,  Hiroaki YAMAZAKI

IPC: G01N27/12 ,  G01N33/00

CPC classification number: G01N27/12 ,  G01N33/0027

Abstract: According to one embodiment, a sensor includes an element portion including a first base and a first element. The first element includes, a first fixed member fixed to the first base, a first resistance connecting member supported by the first fixed member, a first conductive connecting member supported by the first fixed member, and a first film portion supported by the first resistance connecting member and the first conductive connecting member. A first gap is provided between the first base and the first film portion. The first film portion includes a first resistance layer and a first conductive layer. The first resistance connecting member includes a first resistance wiring electrically connected to the first resistance layer. The first conductive connecting member includes a first conductive wiring electrically connected to the first conductive layer.

公开(公告)号：US20240083826A1

公开(公告)日：2024-03-14

申请号：US18171941

申请日：2023-02-21

Applicant: KABUSHIKI KAISHA TOSHIBA

Inventor： Hiroaki YAMAZAKI ,  Ping WANG ,  Ryota KITAGAWA

IPC: C07C1/12 ,  C01B3/06 ,  C01B13/02 ,  C01B32/40 ,  G01F1/74 ,  G01N33/00

CPC classification number: C07C1/12 ,  C01B3/06 ,  C01B13/0207 ,  C01B32/40 ,  G01F1/74 ,  G01N33/0067

Abstract: According to one embodiment, a data processing device includes an acquisitor and a processor. The acquisitor can acquire a first concentration signal obtained from a first concentration sensor configured to detect a first concentration of a first target substance included in a first output gas and a first flow rate signal obtained from a first flow rate sensor configured to detect a first flow rate of the first output gas. The processor can derive a first concentration value corresponding to the first concentration based on the first concentration signal. The processor can derive a first corrected conversion coefficient obtained by correcting a first conversion coefficient regarding a relationship between the first flow rate signal and the first flow rate based on the first concentration value. The processor can derive a first flow rate value corresponding to the first flow rate based on the first flow rate signal.