Patents by Inventor Akito Suzuki
Akito Suzuki 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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Publication number: 20240096520Abstract: A wire harness includes a first connector and a second connector respectively provided at opposite ends of a cable, protective members that are arranged side by side in a longitudinal direction of the cable and cover the cable, a first fixing member that is provided on the protective member closest to the first connector and configured to fix the wire harness to a mounting target, and a second fixing member that is provided on the protective member closest to the second connector and configured to fix the wire harness to the mounting target. The cable is covered with the protective members in an entire region between the first fixing member and the second fixing member. End portions of each pair of the protective members that are adjacent to each other in the longitudinal direction overlap with each other to slide on each other, thereby forming a sliding portion.Type: ApplicationFiled: March 24, 2022Publication date: March 21, 2024Applicants: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, SUMITOMO WIRING SYSTEMS, LTD.Inventors: Akito SUGAHARA, Shinya NAKAMURA, Takahiro SUZUKI, Shigehiro KASHO, Hiroto UJIHARA, Hiroki YAMANOUCHI
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Patent number: 11809895Abstract: A control device includes a first calculation unit configured to calculate for each control target a control solution for controlling said each control target; a second calculation unit configured to calculate an evaluation of the control solution for said each control target; a solution change unit configured to change the control solution based on the evaluation calculated by the second calculation unit; and a control unit configured to control said each control target based on the control solution changed by the solution change unit.Type: GrantFiled: November 6, 2017Date of Patent: November 7, 2023Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Akito Suzuki, Masahiro Kobayashi, Shigeaki Harada, Ryoichi Kawahara
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Patent number: 11785326Abstract: An imaging apparatus includes an image capturing element configured to convert an image obtained through an imaging lens, into an electronic signal, an image capturing element holder configured to hold the image capturing element, a base member configured to tiltably support the image capturing element holder, a driving member configured to tilt the image capturing element holder to incline the image capturing element relative to a surface orthogonal to an optical axis of the imaging lens, and a sealing member configured to seal a gap between the base member and the image capturing element holder, wherein the sealing member deforms by the tilting of the image capturing element holder.Type: GrantFiled: March 25, 2022Date of Patent: October 10, 2023Assignee: Canon Kabushiki KaishaInventor: Akito Suzuki
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Patent number: 11765036Abstract: Provided is a control device that includes one or more processors configured to: select an agent gk that executes an action that represents allocation of a virtual network onto a physical network at a time point t from a plurality of agents; observe a state st at the time point t with an input of network configuration information of the physical network, network observation information, and user demand information; select and execute, on basis of an action value function Q representing an expected value of a sum total of a reward received in future, an action atk from possible actions for the agent gk; calculate a reward rt using of the action atk, the state st, and a state st+1 at a time point t+1; and update the action value function Q with use of the action ajk, the state sj, and the state sj+1, where 1?j?t is satisfied.Type: GrantFiled: October 29, 2019Date of Patent: September 19, 2023Assignee: Nippon Telegraph and Telephone CorporationInventors: Akito Suzuki, Shigeaki Harada
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Publication number: 20230254214Abstract: A control apparatus for allocating, by use of reinforcement learning, a virtual network to a physical network having links and servers comprises: a pre-learning unit that learns a first action value function corresponding to an action performing a virtual network allocation so as to improve the use efficiency of a physical resource in the physical network and further learns a second action value function corresponding to an action performing a virtual network allocation so as to suppress violations of constraints in the physical network; and an allocation unit that uses the first action value function and the second action value function to allocate the virtual network to the physical network.Type: ApplicationFiled: July 20, 2020Publication date: August 10, 2023Inventors: Akito SUZUKI, Shigeaki HARADA
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Publication number: 20220385536Abstract: Provided is a control device that dynamically allocates a virtual network that provides a network service on a physical network by multi-agent deep reinforcement learning, the control device including: selection means for selecting an agent gk that executes an action that represents allocation of the virtual network onto the physical network at a time point t; observation means for observing a state st with an input of network configuration information, network observation information indicating a physical resource amount, and user demand information indicating an amount demanded for a physical resource; allocation means for selecting and executing, on basis of an action value function Q, an action atk from possible actions for the agent gk; reward calculation means for calculating a reward rt at the time point t with use of the action atk, the state st, and a state st+1 at a time point t+1; and learning means for updating the action value function Q with use of the action ajk, the state sj, and the state sj+Type: ApplicationFiled: October 29, 2019Publication date: December 1, 2022Inventors: Akito SUZUKI, Shigeaki Harada
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Patent number: 11489735Abstract: A control apparatus that dynamically allocates a virtual network for providing a network service to a physical network through deep reinforcement learning, includes: observation means for receiving input of network configuration information regarding the physical network, network observation information indicating an amount of physical resource of the physical network, and user demand information indicating an amount of demand for the physical resource generated due to a communication action of a user terminal for the network service, and observing a state st at a time t; allocation means for selecting an action at to change allocation of the virtual network to the physical network in accordance with a policy ? in the state st; reward calculation means for calculating a reward rt+1 based on a state st+1 to which the state st has transitioned due to the action at; and learning means for learning the policy ? using the reward rt+1.Type: GrantFiled: January 23, 2020Date of Patent: November 1, 2022Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Akito Suzuki, Shigeaki Harada
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Publication number: 20220217258Abstract: An imaging apparatus includes an image capturing element configured to convert an image obtained through an imaging lens, into an electronic signal, an image capturing element holder configured to hold the image capturing element, a base member configured to tiltably support the image capturing element holder, a driving member configured to tilt the image capturing element holder to incline the image capturing element relative to a surface orthogonal to an optical axis of the imaging lens, and a sealing member configured to seal a gap between the base member and the image capturing element holder, wherein the sealing member deforms by the tilting of the image capturing element holder.Type: ApplicationFiled: March 25, 2022Publication date: July 7, 2022Inventor: Akito Suzuki
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Publication number: 20220124003Abstract: A control apparatus that dynamically allocates a virtual network for providing a network service to a physical network through deep reinforcement learning, includes: observation means for receiving input of network configuration information regarding the physical network, network observation information indicating an amount of physical resource of the physical network, and user demand information indicating an amount of demand for the physical resource generated due to a communication action of a user terminal for the network service, and observing a state st at a time t; allocation means for selecting an action at to change allocation of the virtual network to the physical network in accordance with a policy n in the state st; reward calculation means for calculating a reward rt+1 based on a state st+1 to which the state st has transitioned due to the action at; and learning means for learning the policy n using the reward rt+1.Type: ApplicationFiled: January 23, 2020Publication date: April 21, 2022Inventors: Akito SUZUKI, Shigeaki HARADA
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Publication number: 20200073697Abstract: A control device includes a first calculation unit configured to calculate for each control target a control solution for controlling said each control target; a second calculation unit configured to calculate an evaluation of the control solution for said each control target; a solution change unit configured to change the control solution based on the evaluation calculated by the second calculation unit; and a control unit configured to control said each control target based on the control solution changed by the solution change unit.Type: ApplicationFiled: November 6, 2017Publication date: March 5, 2020Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Akito SUZUKI, Masahiro KOBAYASHI, Shigeaki HARADA, Ryoichi KAWAHARA
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Patent number: 10527165Abstract: A control device for an automatic transmission includes: a first engagement control section configured to bring the lockup clutch to a full engagement state after a rotation of the internal combustion engine is increased in a slip engagement state while a torque transmission capacity of the lockup clutch is increased, and a second engagement control section configured to add a predetermined capacity to the increased torque transmission capacity when the torque judging section judges an increase of the output torque of the internal combustion engine in a state where a sensed rotation speed difference in the slip engagement state of the engagement state of the first engagement control is increased to be equal to or greater than a first predetermined value, and then decreased to be equal to or smaller than a second predetermined value smaller than the first predetermined value.Type: GrantFiled: February 22, 2016Date of Patent: January 7, 2020Assignees: JATCO LTD, NISSAN MOTOR CO., LTD.Inventors: Kohei Kamiya, Tomoaki Honma, Akito Suzuki, Yasuhiro Endo
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Patent number: 10502314Abstract: An oil pump driving control device of a vehicle having a main oil pump (14) that is driven by a motor/generator (4) and produces a pump discharge oil to a first clutch (3), a second clutch (5) and a belt-type continuously variable transmission (6) provided on a driving force transmission line. A hybrid control module (81) is provided in this FF hybrid vehicle. The hybrid control module (81) is configured to perform a control so that during vehicle stop, the lower an ATF oil temperature is, the more the pump driving energy to drive the main oil pump (14) is decreased. With this control, consumption energy during the vehicle stop can be reduced.Type: GrantFiled: March 3, 2016Date of Patent: December 10, 2019Assignee: JATCO LTDInventors: Takanobu Mouri, Taiichi Onoyama, Seishi Shimamura, Kakuzou Kaneko, Akihiro Toyofuku, Ryuichi Arai, Ryuzo Noguchi, Satoshi Harui, Hironori Miyaishi, Tomoyuki Mizuochi, Kenichi Watanabe, Masumi Fujikawa, Kouichi Kotsuji, Shingo Suzuki, Akito Suzuki, Tetsuya Izumi, Keisuke Iwado, Kazuhiro Miyachi
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Patent number: 10457290Abstract: An FF hybrid vehicle control device having an HEV mode and an EV mode as drive modes is provided with a CVT control unit (84) for determining primary pulley pressure (Ppri) and secondary pulley pressure (Psec) with which a belt (6c) of a belt-type continuously variable transmission (6) will be clamped on the basis of a torque component inputted to the belt-type continuously variable transmission (6) during brake deceleration, and the corrected amount of brake torque which is an inertia torque correction component. The CVT control unit (84) reduces the corrected amount of brake torque during brake deceleration when EV mode is selected to be less than the corrected amount of brake torque during brake deceleration when HEV mode is selected.Type: GrantFiled: February 10, 2016Date of Patent: October 29, 2019Assignees: JATCO LTD, NISSAN MOTOR CO., LTD.Inventors: Hironori Miyaishi, Tomoyuki Mizuochi, Akito Suzuki, Tetsuya Izumi
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Patent number: 10385430Abstract: The present invention provides a steel material, such as a high-strength spring, that has excellent fatigue properties, and, more specifically, a steel material, such as the high-strength spring, that can improve the fatigue properties in a high-strength region more easily, without increasing an alloy cost. The steel material includes, in percent by mass, C: 0.5 to 1.0%, Si: 1.5 to 2.50%, Mn: 0.5 to 1.50%, P: more than 0% to 0.020% or less, S: more than 0% to 0.020% or less, Cr: more than 0% to 0.2% or less, Al: more than 0% to 0.010% or less, N: more than 0% to 0.0070% or less, and O: more than 0% to 0.0040% or less, and the balance consisting of iron and inevitable impurities, wherein Cr and Si contents satisfy a formula of Cr×Si?0.20, a ratio of tempered martensite in a steel microstructure is 80% or more by area, and a number density of particles of Cr-containing carbide or carbonitride having a circle-equivalent diameter of 50 nm or more in the steel microstructure is 0.10 particles/?m2 or less.Type: GrantFiled: March 27, 2015Date of Patent: August 20, 2019Assignee: KOBE STEEL, LTD.Inventors: Hiroshi Oura, Tomokazu Masuda, Nao Yoshihara, Takayuki Naito, Akito Suzuki
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Patent number: 10377368Abstract: A controller is provided so as to control, when an electric vehicle (EV) mode is selected, a belt clamping pressure on the basis of discharged oil from a main oil pump which is driven by a motor generator. The controller is provided for a hybrid vehicle and is configured to perform control such that when the vehicle is stopped in the EV mode and a creep cut condition which does not require creep torque from the motor generator is met, a first motor idling rotation speed is set as a motor rotation speed. When the vehicle is stopped in the EV mode and a standby learning control completes learning of a zero-point oil pressure command value, the controller reduces a rotation speed of the motor generator to a second motor idling rotation speed which is lower than the first motor idling rotation speed.Type: GrantFiled: February 3, 2016Date of Patent: August 13, 2019Assignees: JATCO LTD, NISSAN MOTOR CO., LTD.Inventors: Hironori Miyaishi, Tomoyuki Mizuochi, Kenichi Watanabe, Masumi Fujikawa, Kouichi Kotsuji, Shingo Suzuki, Akito Suzuki, Tetsuya Izumi, Keisuke Iwado, Takanobu Mouri, Taiichi Onoyama, Seishi Shimamura, Akihiro Toyofuku, Ryuichi Arai, Kakuzou Kaneko, Ryuzo Noguchi, Satoshi Harui
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Patent number: 10315504Abstract: A displayed rotation speed control apparatus for a hybrid vehicle includes: a displayed rotation speed controller having a display mode in which a target primary rotation speed stepwisely set is displayed as a driving source rotation speed in the rotation speed display device in the simulated stepwise shift mode, when the mode is switched from the EV mode to the HEV mode to initiate a starting of the engine, and when the mode is switched from the continuous shift mode to the simulated stepwise shift mode while an actual engine speed is smaller than a predetermined rotation speed, the displayed rotation speed controller being configured to display a value obtained by retarding the actual engine speed, during a period from the initiation of the starting of the engine to a rotation speed smaller than a predetermined rotation speed.Type: GrantFiled: March 3, 2016Date of Patent: June 11, 2019Assignees: JATCO Ltd, NISSAN MOTOR CO., LTD.Inventors: Hironori Miyaishi, Akito Suzuki, Tetsuya Izumi, Toshiaki Motomura
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Publication number: 20190124241Abstract: An imaging apparatus includes an image capturing element configured to convert an image obtained through an imaging lens, into an electronic signal, an image capturing element holder configured to hold the image capturing element, a base member configured to tiltably support the image capturing element holder, a driving member configured to tilt the image capturing element holder to incline the image capturing element relative to a surface orthogonal to an optical axis of the imaging lens, and a sealing member configured to seal a gap between the base member and the image capturing element holder, wherein the sealing member deforms by the tilting of the image capturing element holder.Type: ApplicationFiled: October 22, 2018Publication date: April 25, 2019Inventor: Akito Suzuki
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Patent number: 10215277Abstract: A first target secondary pulley pressure Psteng is calculated based on an output torque Teng of an engine, and then an offset value Psteng+PO is calculated by adding a predetermined offset PO to the first target secondary pulley pressure Psteng. The first target secondary pulley pressure Psteng is outputted as a target secondary pulley pressure Ps(n) when a target secondary pulley pressure Ps(n?1) in a previous control cycle is less than or equal to the first target secondary pulley pressure Psteng; the offset value Psteng+PO is outputted as the target secondary pulley pressure Ps(n) when the target secondary pulley pressure Ps(n?1) in the previous control cycle is greater than or equal to the offset value Psteng+PO; and otherwise, the target secondary pulley pressure Ps(n?1) in the previous control cycle is outputted as the target secondary pulley pressure Ps(n), thereby suppressing an oscillation in the target secondary pulley pressure Ps(n).Type: GrantFiled: June 23, 2015Date of Patent: February 26, 2019Assignees: JATCO Ltd, NISSAN MOTOR CO., LTD.Inventors: Seiichiro Takahashi, Akito Suzuki, Toshiaki Izawa, Takashi Eguchi, Hidemasa Kawaguchi
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Publication number: 20180297465Abstract: A displayed rotation speed control apparatus for a hybrid vehicle includes: a displayed rotation speed controller having a display mode in which a target primary rotation speed stepwisely set is displayed as a driving source rotation speed in the rotation speed display device in the simulated stepwise shift mode, when the mode is switched from the EV mode to the HEV mode to initiate a starting of the engine, and when the mode is switched from the continuous shift mode to the simulated stepwise shift mode while an actual engine speed is smaller than a predetermined rotation speed, the displayed rotation speed controller being configured to display a value obtained by retarding the actual engine speed, during a period from the initiation of the starting of the engine to a rotation speed smaller than a predetermined rotation speed.Type: ApplicationFiled: March 3, 2016Publication date: October 18, 2018Applicants: JATCO Ltd, NISSAN MOTOR CO., LTD.Inventors: Hironori MIYAISHI, Akito SUZUKI, Tetsuya IZUMI, Toshiaki MOTOMURA
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Publication number: 20180216214Abstract: The present invention provides a steel material, such as a high-strength spring, that has excellent fatigue properties, and, more specifically, a steel material, such as the high-strength spring, that can improve the fatigue properties in a high-strength region more easily, without increasing an alloy cost. The steel material includes, in percent by mass, C: 0.5 to 1.0%, Si: 1.5 to 2.50%, Mn: 0.5 to 1.50%, P: more than 0% to 0.020% or less, S: more than 0% to 0.020% or less, Cr: more than 0% to 0.2% or less, Al: more than 0% to 0.010% or less, N: more than 0% to 0.0070% or less, and O: more than 0% to 0.0040% or less, and the balance consisting of iron and inevitable impurities, wherein Cr and Si contents satisfy a formula of Cr×Si?0.20, a ratio of tempered martensite in a steel microstructure is 80% or more by area, and a number density of particles of Cr-containing carbide or carbonitride having a circle-equivalent diameter of 50 nm or more in the steel microstructure is 0.10 particles/?m2 or less.Type: ApplicationFiled: March 27, 2015Publication date: August 2, 2018Applicant: KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.)Inventors: Hiroshi OURA, Tomokazu MASUDA, Nao YOSHIHARA, Takayuki NAITO, Akito SUZUKI