公开(公告)号：US20240012031A1

公开(公告)日：2024-01-11

申请号：US18219343

申请日：2023-07-07

Applicant: Yokogawa Electric Corporation ,  Yokogawa Test & Measurement Corporation

Inventor： Hiroki Minami ,  Hiroyuki Ishida ,  Kazuki Sakamoto ,  Tomoaki Yoshihara

IPC: G01R15/18

CPC classification number: G01R15/185

Abstract: A current detection apparatus (10) according to the present disclosure includes an annular magnetic core (13), a first coil group (14) including a plurality of first coils (La) connected in series, a second coil group (15) including a plurality of second coils (Lb) connected in series, and a detector (12). The first coil group (14) and the second coil group (15) are connected in parallel between a first node (21) and a second node (22), a count of the plurality of first coils (La) and a count of the plurality of second coils (Lb) are identical, and a first coil (La), among the plurality of first coils (La), in ith place from the first node (21) and a second coil (Lb), among the plurality of second coils (Lb), in ith place from the first node (21) are arranged at opposing positions, where i is an integer.

公开(公告)号：US20240011848A1

公开(公告)日：2024-01-11

申请号：US18218643

申请日：2023-07-06

Applicant: YOKOGAWA ELECTRIC CORPORATION ,  TOYOTA SCHOOL FOUNDATION

Inventor： Yoshihiro KUMAGAI ,  Shin-ichirou TEZUKA ,  Satoshi MATSUURA ,  Kazuya SAITO

IPC: G01K11/322 ,  G01K15/00

CPC classification number: G01K11/322 ,  G01K15/007

Abstract: A temperature measuring device 10 includes a spectrum data acquirer 11 configured to acquire spectrum data that indicates a spectrum of Brillouin scattered light generated by causing light to be incident on an optical fiber FUT, a spectrum data analyzer 12 configured to analyze the spectrum data and to obtain a Brillouin frequency shift amount, a corrector 13 configured to predict an amount of change in the Brillouin frequency shift amount due to structural relaxation of the optical fiber FUT from a thermal history of the optical fiber FUT, and configured to correct the Brillouin frequency shift amount obtained by the spectrum data analyzer 12 using the predicted amount of change, and a temperature calculator 14 configured to obtain a temperature of the optical fiber FUT on the basis of the Brillouin frequency shift amount corrected by the corrector 13.

公开(公告)号：US20230391645A1

公开(公告)日：2023-12-07

申请号：US18278598

申请日：2021-12-27

Applicant: Yokogawa Electric Corporation

Inventor： Yuki MIYAUCHI ,  Tomoyuki TAGUCHI ,  Yasuhiro MATSUI ,  Hiroyuki KATAYAMA

IPC: C02F1/68 ,  C02F1/00 ,  B01D69/02

CPC classification number: C02F1/685 ,  C02F1/008 ,  B01D69/02 ,  C02F2303/04 ,  C02F2209/001 ,  C02F2209/36 ,  C02F2209/006 ,  B01D2325/14 ,  C02F2209/06 ,  C02F2209/07

Abstract: A water treatment method including: a concentration step of concentrating microorganisms in sample water to purify a concentrate; a detection step of detecting an inhibitor contained in the sample water or the concentrate; a determination step of determining whether to perform a removal step based on a result of the detection in the detection step; the removal step of removing the inhibitor from the concentrate in a case where the removal step is determined to be performed in the determination step; and a measurement step performed after the determination step or the removal step, of measuring the microorganisms contained in the concentrate.

公开(公告)号：US11839156B2

公开(公告)日：2023-12-05

申请号：US16431804

申请日：2019-06-05

Applicant: YOKOGAWA ELECTRIC CORPORATION ,  COLLECTIVE INTELLIGENCE

Inventor： Takashi Arai ,  Yusaku Yoshida ,  Shuichi Sato ,  Hiroo Urabe ,  Yoshiyasu Takefuji

IPC: H10N10/17 ,  G01K7/02 ,  H10N10/10 ,  H10N10/80 ,  G01K7/00

CPC classification number: H10N10/17 ,  G01K7/02 ,  H10N10/10 ,  H10N10/80 ,  G01K7/003

Abstract: A temperature difference power generation apparatus according to one aspect of the present invention includes a thermoelectric conversion element configured to convert thermal energy into electric energy based on a temperature difference, radiation fins which are thermally connected to a low-temperature side of the thermoelectric conversion element and contactable to outside air, and a pipe which is thermally connected to a high-temperature side of the thermoelectric conversion element and through which a high-temperature fluid at a higher temperature than the outside air is flowable.

公开(公告)号：US20230379574A1

公开(公告)日：2023-11-23

申请号：US18314130

申请日：2023-05-08

Applicant: Yokogawa Electric Corporation

Inventor： Yukihiro UCHIDA

IPC: H04N23/60 ,  G06V10/25 ,  G06V10/74 ,  G06V20/13 ,  G06V20/10

CPC classification number: H04N23/64 ,  G06V10/25 ,  G06V10/761 ,  G06V20/13 ,  G06V20/188

Abstract: Provided is an imaging support apparatus including: a first information acquiring unit configured to acquire first information indicating a first timing at which a satellite image of a target area is captured; a prediction result acquiring unit configured to acquire a prediction result of a time-series prediction of an imaging environment in the target area; a calculating unit configured to calculate on a time-series basis, based on the prediction result, a degree of similarity of an imaging environment between the first timing and each timing other than the first timing; a determining unit configured to determine a second timing on which a satellite image of the target area is to be captured based on the degree of similarity; and a second information output unit configured to output second information indicating the second timing.

公开(公告)号：US20230376203A1

公开(公告)日：2023-11-23

申请号：US18297643

申请日：2023-04-10

Applicant: Yokogawa Electric Corporation

Inventor： Yoshitaka YOSHIDA ,  Nobuaki EMA

IPC: G06F3/06

CPC classification number: G06F3/0608 ,  G06F3/0659 ,  G06F3/0673

Abstract: A data recording apparatus, including: a data obtaining section for obtaining multiple sets of measurement data obtained by measuring a measurement target; a determining section for determining for every measurement data of the multiple sets of measurement data whether a data volume is reducible; a data volume reducing section for reducing, in response to a result of the determining, a data volume for measurement data of which data volume has been determined as being reducible; a data compressing section for compressing multiple sets of measurement data including the measurement data of which data volume has been reduced; and a data recording section for recording the multiple sets of measurement data which have been compressed, is provided.

公开(公告)号：US11808630B2

公开(公告)日：2023-11-07

申请号：US17812471

申请日：2022-07-14

Applicant: Yokogawa Test & Measurement Corporation ,  YOKOGAWA ELECTRIC CORPORATION

Inventor： Tsutomu Kaneko ,  Manabu Kojima

IPC: G01J3/18 ,  G01J3/02 ,  G01J3/04

CPC classification number: G01J3/18 ,  G01J3/0208 ,  G01J3/0291 ,  G01J3/04

Abstract: A first optical system (10) according to the present disclosure includes a first lens (111) that guides light (LO) to a diffraction grating (3), a second lens (112) that collimates first diffracted light (L1) that was focused at a first focal point (f1), a pair of first mirrors (12, 13), a third lens (113) that focuses the first diffracted light (L1) at a second focal point (f2), and a fourth lens (114) that guides the first diffracted light (L1) that was focused by the third lens (113) to the diffraction grating (3). The first lens (111) and the fourth lens (114) have a substantially identical first focal length. The second lens (112) and the third lens (113) have a substantially identical second focal length. A first distance along an optical path from the first focal point (f1) to the second focal point (f2) is determined by a first predetermined condition.

公开(公告)号：US20230324202A1

公开(公告)日：2023-10-12

申请号：US18010720

申请日：2021-06-29

Applicant: Yokogawa Electric Corporation

Inventor： Satoshi MATSUURA ,  Shin-ichirou TEZUKA ,  Masayoshi HONMA ,  Yoshihiro KUMAGAI

IPC: G01D5/353 ,  G01M11/02

CPC classification number: G01D5/35364 ,  G01M11/0271 ,  G01K11/322

Abstract: An optical fiber characteristic measurement device (1) includes a light detector (16) configured to detect Brillouin scattered light (LS) obtained by causing light to be incident on an optical fiber (FUT); a signal processor (18b) configured to obtain, on the basis of a detection signal (S1) which is output from the light detector, a first Brillouin gain spectrum (B1) which is a spectrum of the Brillouin scattered light obtained in a case where a spectral width of the light incident on the optical fiber is a first width and a second Brillouin gain spectrum (B2) which is a spectrum of the Brillouin scattered light obtained in a case where the spectral width of the light incident on the optical fiber is a second width larger than the first width; and a measurer (18c) configured to measure characteristics of the optical fiber on the basis of the first Brillouin gain spectrum and the second Brillouin gain spectrum.

公开(公告)号：US20230323448A1

公开(公告)日：2023-10-12

申请号：US18025515

申请日：2021-08-27

Applicant: Yokogawa Electric Corporation

Inventor： Takashi TADENUMA ,  Yuki MIYAUCHI ,  Tomoyuki TAGUCHI

IPC: C12Q1/6874

CPC classification number: C12Q1/6874

Abstract: A target (50) having a specific nucleic acid sequence included in a sample is measured using a detection probe (10) that has a detection part having a nucleic acid sequence complementary to the nucleic acid sequence of the target (50), a label molecule A (20) having a nucleic acid sequence that is complementary to the nucleic acid sequence of the target (50) and different from the nucleic acid sequence of the detection part, and a label molecule B (30) having a nucleic acid sequence complementary to the nucleic acid sequence of the label molecule A (20), in which a fluorescent molecule is attached to either one of the label molecule A (20) and the label molecule B (30), and the label molecule A (20) and the label molecule B (30) bind to each other at at least two or more sites to form a branched structural body of the label molecule A (20) and the label molecule B (30).

公开(公告)号：US20230318877A1

公开(公告)日：2023-10-05

申请号：US18186922

申请日：2023-03-20

Applicant: Yokogawa Electric Corporation

Inventor： Masanobu Tsuchiya

IPC: H04L12/46

CPC classification number: H04L12/4641

Abstract: A second information processing apparatus (20) according to the present disclosure is communicably connected to a network in the cloud and a physical control network (40) and includes an adaptor (22) configured to generate first control communication information of a first communication method for one-to-many communication from among control communication information required for control communication based on a control communication protocol, the adaptor generating the first control communication information with use of information from the network acquired along a path different from a communication path of the control communication, and to transmit the first control communication information to the physical control network (40).