Patents by Inventor Ayumu Akabane
Ayumu Akabane 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: 10990180Abstract: A tactile presentation device includes: a substrate that has a lower surface on which a vibration generation element is mounted, and an upper surface opposite to the lower surface; a first adhesive layer that is disposed on the upper surface of the substrate; a first elastic layer that is disposed on the first adhesive layer, and has a lower elastic modulus than an elastic modulus of the substrate; wherein the elastic modulus of the first elastic layer corresponding to a frequency of an ultrasonic band of the vibration generation element is equal to or more than 1 GPa.Type: GrantFiled: March 18, 2019Date of Patent: April 27, 2021Assignee: FUJITSU COMPONENT LIMITEDInventors: Fumio Takei, Ayumu Akabane, Tsuyoshi Kanda, Naoki Shimizu
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Patent number: 10860109Abstract: A tactile presentation device includes: a substrate including a vibration plate and a terminal plate which are integrally formed; an actuator that is provided on the vibration plate, and generates a standing wave of ultrasonic vibration; a terminal that is provided on an end of the terminal plate, and electrically connects the actuator to an external; a fixing member that fixes the vibration plate to a support; and a vibration suppressor that is provided between the terminal and the fixing member, and suppresses the ultrasonic vibration transmitted from the vibration plate to the support.Type: GrantFiled: August 23, 2019Date of Patent: December 8, 2020Assignee: FUJITSU COMPONENT LIMITEDInventors: Ayumu Akabane, Naoki Shimizu, Fumio Takei
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Patent number: 10725546Abstract: A tactile presentation device includes a plate panel; a piezo-electric element attached to the panel; an actuator that drives the piezo-electric element to vibrate the piezo-electric element so that a tactile sensation is generated on the panel; a detection unit that detects an electrical signal generated at the piezo-electric element, touching of an object to the panel being detected based on the detected electrical signal.Type: GrantFiled: February 5, 2018Date of Patent: July 28, 2020Assignee: FUJITSU COMPONENT LIMITEDInventors: Ayumu Akabane, Fumio Takei
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Patent number: 10712854Abstract: An input device includes: a touch panel; a tactile presentation device that is mounted on the touch panel, and presents a tactile feel; and a control device that detects a position of a finger in accordance with information from the touch panel, controls the tactile presentation device to present the tactile feel in accordance with the position of the finger, and confirms an input value, the input value being the number of times the tactile feel is presented before input confirmation.Type: GrantFiled: October 18, 2018Date of Patent: July 14, 2020Assignee: FUJITSU COMPONENT LIMITEDInventors: Ayumu Akabane, Tsuyoshi Kanda, Fumio Takei
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Publication number: 20200081542Abstract: A tactile presentation device includes: a substrate including a vibration plate and a terminal plate which are integrally formed; an actuator that is provided on the vibration plate, and generates a standing wave of ultrasonic vibration; a terminal that is provided on an end of the terminal plate, and electrically connects the actuator to an external; a fixing member that fixes the vibration plate to a support; and a vibration suppressor that is provided between the terminal and the fixing member, and suppresses the ultrasonic vibration transmitted from the vibration plate to the support.Type: ApplicationFiled: August 23, 2019Publication date: March 12, 2020Applicant: FUJITSU COMPONENT LIMITEDInventors: Ayumu AKABANE, Naoki SHIMIZU, Fumio TAKEI
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Publication number: 20190302892Abstract: A tactile presentation device includes: a substrate that has a lower surface on which a vibration generation element is mounted, and an upper surface opposite to the lower surface; a first adhesive layer that is disposed on the upper surface of the substrate; a first elastic layer that is disposed on the first adhesive layer, and has a lower elastic modulus than an elastic modulus of the substrate; wherein the elastic modulus of the first elastic layer corresponding to a frequency of an ultrasonic band of the vibration generation element is equal to or more than 1 GPa.Type: ApplicationFiled: March 18, 2019Publication date: October 3, 2019Applicant: FUJITSU COMPONENT LIMITEDInventors: Fumio Takei, Ayumu Akabane, Tsuyoshi Kanda, Naoki Shimizu
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Publication number: 20190138140Abstract: An input device includes: a touch panel; a tactile presentation device that is mounted on the touch panel, and presents a tactile feel; and a control device that detects a position of a finger in accordance with information from the touch panel, controls the tactile presentation device to present the tactile feel in accordance with the position of the finger, and confirms an input value, the input value being the number of times the tactile feel is presented before input confirmation.Type: ApplicationFiled: October 18, 2018Publication date: May 9, 2019Applicant: FUJITSU COMPONENT LIMITEDInventors: Ayumu Akabane, Tsuyoshi Kanda, Fumio Takei
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Publication number: 20190042012Abstract: A substrate includes: a plurality of wiring patterns arranged to face each other; an electronic component that is disposed between the wiring patterns and has electrodes at both end portions; and a conductive member that connects the wiring patterns to the electrodes, wherein the wiring patterns have such a shape that a distance between the wiring patterns changes in a region where the electronic component is disposed.Type: ApplicationFiled: June 28, 2018Publication date: February 7, 2019Applicant: FUJITSU COMPONENT LIMITEDInventors: Ayumu AKABANE, Tsuyoshi KANDA, Shailendra Kumar SHAH, Fumio TAKEI
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Publication number: 20180239433Abstract: A tactile presentation device includes a plate panel; a piezo-electric element attached to the panel; an actuator that drives the piezo-electric element to vibrate the piezo-electric element so that a tactile sensation is generated on the panel; a detection unit that detects an electrical signal generated at the piezo-electric element, touching of an object to the panel being detected based on the detected electrical signal.Type: ApplicationFiled: February 5, 2018Publication date: August 23, 2018Inventors: Ayumu Akabane, Fumio Takei
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Patent number: 9964714Abstract: An optical connector includes a board including an element that performs conversion between an electric signal and light, a first ferrule and a second ferrule that are butted against each other, an optical waveguide that optically connects the first ferrule with the element, and a guide that guides the optical waveguide disposed between the first ferrule and the element.Type: GrantFiled: March 6, 2017Date of Patent: May 8, 2018Assignee: FUJITSU COMPONENT LIMITEDInventors: Ayumu Akabane, Satoshi Moriyama, Mitsuki Kanda, Shinichiro Akieda
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Patent number: 9933579Abstract: An optical module includes an optical waveguide; a lens sheet including a lens; a substrate on one surface of which at least one of a light emitting element and a light receiving element is mounted; a first adhesion film that adheres the optical waveguide and the lens sheet; a second adhesion film that adheres the lens sheet and the substrate; and an adhesive agent introducing area, provided at at least one of the first adhesion film and the second adhesion film, to which an adhesive agent is supplied.Type: GrantFiled: May 26, 2017Date of Patent: April 3, 2018Assignee: FUJITSU COMPONENT LIMITEDInventors: Ayumu Akabane, Takeshi Komiyama
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Publication number: 20180031772Abstract: An optical module includes an optical waveguide; a lens sheet including a lens; a substrate on one surface of which at least one of a light emitting element and a light receiving element is mounted; a first adhesion film that adheres the optical waveguide and the lens sheet; a second adhesion film that adheres the lens sheet and the substrate; and an adhesive agent introducing area, provided at at least one of the first adhesion film and the second adhesion film, to which an adhesive agent is supplied.Type: ApplicationFiled: May 26, 2017Publication date: February 1, 2018Inventors: Ayumu Akabane, Takeshi Komiyama
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Patent number: 9784932Abstract: An optical member includes a base having a surface, and a plurality of protrusions formed on the surface of the base. The plurality of protrusions is arranged in a form to cause a space between the protrusions to be filled up with adhesive to adhere an adhesion target component above the base by a capillary phenomenon.Type: GrantFiled: April 10, 2014Date of Patent: October 10, 2017Assignee: FUJITSU COMPONENT LIMITEDInventors: Ayumu Akabane, Osamu Daikuhara, Satoshi Moriyama, Nobuyoshi Shimizu, Toshihiro Kusagaya
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Publication number: 20170176695Abstract: An optical connector includes a board including an element that performs conversion between an electric signal and light, a first ferrule and a second ferrule that are butted against each other, an optical waveguide that optically connects the first ferrule with the element, and a guide that guides the optical waveguide disposed between the first ferrule and the element.Type: ApplicationFiled: March 6, 2017Publication date: June 22, 2017Inventors: Ayumu Akabane, Satoshi Moriyama, Mitsuki Kanda, Shinichiro Akieda
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Patent number: 9651750Abstract: An optical connector has an optical waveguide slit and a pass-through hole. The optical waveguide slit is a hole that extends from an insertion surface of a connector body into the connector body. The optical waveguide slit accommodates a sheet-like optical waveguide whose tip abuts against a slit bottom. The pass-through hole is provided near the slit bottom, and passes through the top surface of the connector body and the top surface of the optical waveguide slit.Type: GrantFiled: July 15, 2014Date of Patent: May 16, 2017Assignee: FUJITSU COMPONENT LIMITEDInventors: Satoshi Moriyama, Ayumu Akabane, Osamu Daikuhara
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Patent number: 9645319Abstract: An optical connector connectable to another optical connector includes an optical waveguide that includes a core, an attachment part to which the optical waveguide is attached, a lens part in which a positioning hole is formed, and a positioning pin that is provided on the attachment part and inserted through the positioning hole. The lens part and the attachment part are joined with the positioning pin being inserted into the positioning hole.Type: GrantFiled: March 4, 2016Date of Patent: May 9, 2017Assignee: FUJITSU COMPONENT LIMITEDInventors: Ayumu Akabane, Shinichiro Akieda, Hongfei Zhang
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Patent number: 9625663Abstract: An optical connector includes a board including an element that performs conversion between an electric signal and light, a first ferrule and a second ferrule that are butted against each other, an optical waveguide that optically connects the first ferrule with the element, and a guide that guides the optical waveguide disposed between the first ferrule and the element.Type: GrantFiled: February 29, 2016Date of Patent: April 18, 2017Assignee: FUJITSU COMPONENT LIMITEDInventors: Ayumu Akabane, Satoshi Moriyama, Mitsuki Kanda, Shinichiro Akieda
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Publication number: 20160266324Abstract: An optical connector connectable to another optical connector includes an optical waveguide that includes a core, an attachment part to which the optical waveguide is attached, a lens part in which a positioning hole is formed, and a positioning pin that is provided on the attachment part and inserted through the positioning hole. The lens part and the attachment part are joined with the positioning pin being inserted into the positioning hole.Type: ApplicationFiled: March 4, 2016Publication date: September 15, 2016Inventors: Ayumu Akabane, Shinichiro Akieda, Hongfei Zhang
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Publication number: 20160259137Abstract: An optical connector includes a board including an element that performs conversion between an electric signal and light, a first ferrule and a second ferrule that are butted against each other, an optical waveguide that optically connects the first ferrule with the element, and a guide that guides the optical waveguide disposed between the first ferrule and the element.Type: ApplicationFiled: February 29, 2016Publication date: September 8, 2016Inventors: Ayumu Akabane, Satoshi Moriyama, Mitsuki Kanda, Shinichiro Akieda
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Patent number: 9423572Abstract: An optical connector includes an optical waveguide having multiple cores for propagating light arranged in a width direction, a connector body including a distal end reference surface that contacts a distal end of the optical waveguide, a first reference surface that contacts a first surface of the optical waveguide, a lens array that face the multiple cores, and an opening, and a positioning member that is mounted to the opening, the positioning member including a pressing part that contacts a second surface of the optical waveguide and presses the optical waveguide to the first reference surface, and a first positioning part that contacts a first side of the optical waveguide in the width direction.Type: GrantFiled: February 17, 2015Date of Patent: August 23, 2016Assignee: FUJITSU COMPONENT LIMITEDInventors: Ayumu Akabane, Satoshi Moriyama, Osamu Daikuhara, Takeshi Komiyama