Patents by Inventor Ikutomo Watanabe
Ikutomo Watanabe has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11687397Abstract: There is provided a device including: a diagnosis unit configured to diagnose an input and output function, in an input and output device that is configured to perform an input and output operation in accordance with the input and output function programmed in programmable circuitry; an error detection unit configured to detect an error of a configuration storage area; and an abnormality determination unit configured not to determine an abnormality of the input and output device when the error of the configuration storage area is detected and the input and output function is diagnosed to be normal.Type: GrantFiled: October 26, 2021Date of Patent: June 27, 2023Assignee: Yokogawa Electric CorporationInventor: Ikutomo Watanabe
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Publication number: 20220138033Abstract: There is provided a device including: a diagnosis unit configured to diagnose an input and output function, in an input and output device that is configured to perform an input and output operation in accordance with the input and output function programmed in programmable circuitry; an error detection unit configured to detect an error of a configuration storage area; and an abnormality determination unit configured not to determine an abnormality of the input and output device when the error of the configuration storage area is detected and the input and output function is diagnosed to be normal.Type: ApplicationFiled: October 26, 2021Publication date: May 5, 2022Inventor: Ikutomo WATANABE
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Patent number: 10574514Abstract: A duplex control device includes: two systems of duplex controllers and a switching device. The switching device includes, in a feedback path of each system, a transmitter configured to generate feedback data including data for fixing failure detection and a receiving device configured to determine the presence or absence of a fixing failure based on the feedback data output from the transmitter.Type: GrantFiled: November 8, 2016Date of Patent: February 25, 2020Assignee: Yokogawa Electric CorporationInventors: Ikutomo Watanabe, Yukio Maniwa
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Patent number: 10248606Abstract: An I/O module includes a base plate, a plurality of universal circuits, and an option module. The base plate includes a plurality of connection terminals. A plurality of field devices is electrically connectable to the connection terminals. The universal circuits correspond to the connection terminals. The universal circuits are provided on the base plate, and configured to perform an input of analog signals from the field device, an output of analog signals to the field device, an input of discrete signals from the field device, and an output of discrete signals to the field device. The option module is detachably provided in the base plate. The option module is provided between a first connection terminal of the connection terminals and a first universal circuit of the universal circuits. The option module includes a first circuit configured to performing transmitting and receiving of signals between the first connection terminal and the first universal circuit.Type: GrantFiled: August 7, 2018Date of Patent: April 2, 2019Assignee: YOKOGAWA ELECTRIC CORPORATIONInventors: Kazunori Tanimura, Ikutomo Watanabe, Mamoru Tamba, Nobuaki Ema, Takaaki Matsuda
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Publication number: 20180341609Abstract: An I/O module includes a base plate, a plurality of universal circuits, and an option module. The base plate includes a plurality of connection terminals. A plurality of field devices is electrically connectable to the connection terminals. The universal circuits correspond to the connection terminals. The universal circuits are provided on the base plate, and configured to perform an input of analog signals from the field device, an output of analog signals to the field device, an input of discrete signals from the field device, and an output of discrete signals to the field device. The option module is detachably provided in the base plate. The option module is provided between a first connection terminal of the connection terminals and a first universal circuit of the universal circuits. The option module includes a first circuit configured to performing transmitting and receiving of signals between the first connection terminal and the first universal circuit.Type: ApplicationFiled: August 7, 2018Publication date: November 29, 2018Applicant: YOKOGAWA ELECTRIC CORPORATIONInventors: Kazunori Tanimura, Ikutomo Watanabe, Mamoru Tamba, Nobuaki Ema, Takaaki Matsuda
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Patent number: 10083143Abstract: An I/O module includes a base plate, a plurality of universal circuits, and an option module. The base plate includes a plurality of connection terminals. A plurality of field devices is electrically connectable to the connection terminals. The universal circuits correspond to the connection terminals. The universal circuits are provided on the base plate, and configured to perform an input of analog signals from the field device, an output of analog signals to the field device, an input of discrete signals from the field device, and an output of discrete signals to the field device. The option module is detachably provided in the base plate. The option module is provided between a first connection terminal of the connection terminals and a first universal circuit of the universal circuits. The option module includes a first circuit configured to performing transmitting and receiving of signals between the first connection terminal and the first universal circuit.Type: GrantFiled: October 28, 2014Date of Patent: September 25, 2018Assignee: YOKOGAWA ELECTRIC CORPORATIONInventors: Kazunori Tanimura, Ikutomo Watanabe, Mamoru Tamba, Nobuaki Ema, Takaaki Matsuda
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Patent number: 9846422Abstract: A signal processing apparatus includes an interface module and a signal processing module. The interface module includes an identification resistance for identifying the interface module, the interface module being connectable to a device configured to perform at least one of measuring of a measuring target and operating of an operation target. The signal processing module includes a first connection terminal connected to one end of the identification resistance, a first power source connected to the identification resistance via the first connection terminal, a detector configured to detect any one of voltage and electrical current at the first connection terminal, and a signal processor configured to process signals received from and transmitted to the device.Type: GrantFiled: October 9, 2014Date of Patent: December 19, 2017Assignee: YOKOGAWA ELECTRIC CORPORATIONInventors: Hiroyuki Jimi, Shunsuke Hayashi, Ikutomo Watanabe
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Publication number: 20170155546Abstract: A duplex control device includes: two systems of duplex controllers and a switching device. The switching device includes, in a feedback path of each system, a transmitter configured to generate feedback data including data for fixing failure detection and a receiving device configured to determine the presence or absence of a fixing failure based on the feedback data output from the transmitter.Type: ApplicationFiled: November 8, 2016Publication date: June 1, 2017Applicant: YOKOGAWA ELECTRIC CORPORATIONInventors: Ikutomo WATANABE, Yukio MANIWA
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Patent number: 9645907Abstract: An I/O module according to one embodiment of the present invention includes a receiver electrically connectable to a field device and configured to receive first information autonomously transmitted from the field device, a storage storing the first information received by the receiver, and a comparator configured to compare the first information stored in the storage and second information newly received by the receiver and to rewrite the first information stored in the storage with the second information newly received by the receiver when the first information stored in the storage is different from the second information newly received by the receiver.Type: GrantFiled: November 21, 2014Date of Patent: May 9, 2017Assignee: YOKOGAWA ELECTRIC CORPORATIONInventors: Kazushi Sakamoto, Ikutomo Watanabe
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Publication number: 20150149662Abstract: An I/O module according to one embodiment of the present invention includes a receiver electrically connectable to a field device and configured to receive first information autonomously transmitted from the field device, a storage storing the first information received by the receiver, and a comparator configured to compare the first information stored in the storage and second information newly received by the receiver and to rewrite the first information stored in the storage with the second information newly received by the receiver when the first information stored in the storage is different from the second information newly received by the receiver.Type: ApplicationFiled: November 21, 2014Publication date: May 28, 2015Applicant: YOKOGAWA ELECTRIC CORPORATIONInventors: Kazushi Sakamoto, Ikutomo Watanabe
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Publication number: 20150120004Abstract: A signal processing apparatus includes an interface module and a signal processing module. The interface module includes an identification resistance for identifying the interface module, the interface module being connectable to a device configured to perform at least one of measuring of a measuring target and operating of an operation target. The signal processing module includes a first connection terminal connected to one end of the identification resistance, a first power source connected to the identification resistance via the first connection terminal, a detector configured to detect any one of voltage and electrical current at the first connection terminal, and a signal processor configured to process signals received from and transmitted to the device.Type: ApplicationFiled: October 9, 2014Publication date: April 30, 2015Applicant: YOKOGAWA ELECTRIC CORPORATIONInventors: Hiroyuki Jimi, Shunsuke Hayashi, Ikutomo Watanabe
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Publication number: 20150120972Abstract: An I/O module includes a base plate, a plurality of universal-circuits, and an option-module. The base plate includes a plurality of connection terminals. A plurality of field devices is electrically connectable to the connection terminals. The universal-circuits correspond to the connection terminals. The universal-circuits are provided on the base plate, and configured to perform an input of analog signals from the field device, an output of analog signals to the field device, an input of discrete signals from the field device, and an output of discrete signals to the field device. The option-module is detachably provided in the base plate. The option-module is provided between a first connection terminal of the connection terminals and a first universal-circuit of the universal-circuits. The option-module includes a first circuit configured to performing transmitting and receiving of signals between the first connection terminal and the first universal-circuit.Type: ApplicationFiled: October 28, 2014Publication date: April 30, 2015Applicant: YOKOGAWA ELECTRIC CORPORATIONInventors: Kazunori Tanimura, Ikutomo Watanabe, Mamoru Tamba, Nobuaki Ema, Takaaki Matsuda