Patents by Inventor Keiichi Hirose
Keiichi Hirose 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: 11721903Abstract: An antenna module includes a multilayer substrate having a first main surface and a second main surface opposing to each other, a patch antenna formed on a side of the first main surface of the multilayer substrate and configured with a radiation electrode and a ground electrode, an RFIC formed on a side of the second main surface of the multilayer substrate, a first filter, and a second filter different from the first filter, wherein the patch antenna has a first feed point and a second feed point provided at different positions in the radiation electrode, the first feed point is electrically connected to the RFIC via the first filter, the second feed point is electrically connected to the RFIC via the second filter, and the first filter and the second filter are formed in the multilayer substrate.Type: GrantFiled: January 28, 2022Date of Patent: August 8, 2023Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Kengo Onaka, Yoshiki Yamada, Keiichi Hirose, Hirotsugu Mori
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Patent number: 11696392Abstract: A transmission line includes connecting portion connected to the outside and a main body connected to the connecting portion. The connecting portion includes a terminal electrode connected to an external electrode, a signal conductor, and a ground conductor. The main body includes the signal conductor and the ground conductor. The connecting portion includes a first region including the terminal electrode, a second region adjacent to the first region along a signal transmission path, and a third region located between the second region and the main body. Impedance matching at the at least one of the connecting portions is achieved by the first region, the second region, and the third region.Type: GrantFiled: September 1, 2020Date of Patent: July 4, 2023Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Kuniaki Yosui, Keiichi Hirose, Takahiro Baba
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Publication number: 20220285808Abstract: A distributed constant filter includes a resonator that is not grounded and a first ground electrode. The first ground electrode faces the resonator in a first direction (Z). The resonator is a distributed constant line resonator. The resonator includes a plurality of distributed constant lines and a via conductor. The plurality of distributed constant lines are arranged in layers in the first direction (Z). The via conductor extends in the first direction (Z). Each of the plurality of distributed constant lines is connected to the via conductor only at one end portion of both end portions of the distributed constant line.Type: ApplicationFiled: May 26, 2022Publication date: September 8, 2022Applicant: Murata Manufacturing Co., Ltd.Inventors: Yoshinori TAGUCHI, Kengo ONAKA, Hitoshi TADA, Yasuo YAMADA, Muneyoshi YAMAMOTO, Tomohiro NAGAI, Keiichi HIROSE
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Publication number: 20220158349Abstract: An antenna module includes a multilayer substrate having a first main surface and a second main surface opposing to each other, a patch antenna formed on a side of the first main surface of the multilayer substrate and configured with a radiation electrode and a ground electrode, an RFIC formed on a side of the second main surface of the multilayer substrate, a first filter, and a second filter different from the first filter, wherein the patch antenna has a first feed point and a second feed point provided at different positions in the radiation electrode, the first feed point is electrically connected to the RFIC via the first filter, the second feed point is electrically connected to the RFIC via the second filter, and the first filter and the second filter are formed in the multilayer substrate.Type: ApplicationFiled: January 28, 2022Publication date: May 19, 2022Inventors: Kengo ONAKA, Yoshiki YAMADA, Keiichi HIROSE, Hirotsugu MORI
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Patent number: 11271315Abstract: An antenna module includes a multilayer substrate having a first main surface and a second main surface opposing to each other, a patch antenna formed on a side of the first main surface of the multilayer substrate and configured with a radiation electrode and a ground electrode, an RFIC formed on a side of the second main surface of the multilayer substrate, a first filter, and a second filter different from the first filter, wherein the patch antenna has a first feed point and a second feed point provided at different positions in the radiation electrode, the first feed point is electrically connected to the RFIC via the first filter, the second feed point is electrically connected to the RFIC via the second filter, and the first filter and the second filter are formed in the multilayer substrate.Type: GrantFiled: March 13, 2020Date of Patent: March 8, 2022Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Kengo Onaka, Yoshiki Yamada, Keiichi Hirose, Hirotsugu Mori
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Publication number: 20200396826Abstract: A transmission line includes connecting portion connected to the outside and a main body connected to the connecting portion. The connecting portion includes a terminal electrode connected to an external electrode, a signal conductor, and a ground conductor. The main body includes the signal conductor and the ground conductor. The connecting portion includes a first region including the terminal electrode, a second region adjacent to the first region along a signal transmission path, and a third region located between the second region and the main body. Impedance matching at the at least one of the connecting portions is achieved by the first region, the second region, and the third region.Type: ApplicationFiled: September 1, 2020Publication date: December 17, 2020Inventors: Kuniaki YOSUI, Keiichi HIROSE, Takahiro BABA
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Publication number: 20200220270Abstract: An antenna module includes a multilayer substrate having a first main surface and a second main surface opposing to each other, a patch antenna formed on a side of the first main surface of the multilayer substrate and configured with a radiation electrode and a ground electrode, an RFIC formed on a side of the second main surface of the multilayer substrate, a first filter, and a second filter different from the first filter, wherein the patch antenna has a first feed point and a second feed point provided at different positions in the radiation electrode, the first feed point is electrically connected to the RFIC via the first filter, the second feed point is electrically connected to the RFIC via the second filter, and the first filter and the second filter are formed in the multilayer substrate.Type: ApplicationFiled: March 13, 2020Publication date: July 9, 2020Inventors: Kengo ONAKA, Yoshiki YAMADA, Keiichi HIROSE, Hirotsugu MORI
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Patent number: 10063017Abstract: A connector that is to be connected to another connector and includes a connection terminal, a fixed contact, a movable contact provided at an end of a movable plate, a card comprised of an insulator and configured to move the movable plate, and a button configured to move the card. The connector is configured such that while another connection terminal of the another connector is in contact with the connection terminal of the connector, the button is moved by the another connector, and the movable plate is moved by the card to cause the movable contact to contact the fixed contact.Type: GrantFiled: June 23, 2014Date of Patent: August 28, 2018Assignees: FUJITSU COMPONENT LIMITED, NTT FACILITIES, INC.Inventors: Koichi Kiryu, Manabu Shimizu, Masatoshi Noritake, Keiichi Hirose
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Patent number: 9972460Abstract: A connector includes a fixed contact, a movable contact that contacts with the fixed contact, a slide, a contact slide operated in association with a movement of the slide, a button that is pushed in accordance with the movement of the slide, the button including a lower portion, an upper portion, and a slant portion connecting the lower portion to an upper stage, and a card that moves the movable contact toward and away from the fixed contact in accordance with the movement of the button, wherein the contact slide contacts with the lower portion when the switch is in a turn-off state, contacts with the slant portion so as to push the button and cause the card to move the movable contact toward the fixed contact when the slide slides in one direction, and contacts with the upper portion when the switch is in a turn-on state.Type: GrantFiled: November 18, 2015Date of Patent: May 15, 2018Assignees: FUJITSU COMPONENT LIMITED, NTT FACILITIES, INC.Inventors: Daiei Iwamoto, SeungSeok Beak, Takashi Yuba, Koichi Kiryu, Keiichi Hirose, Masatoshi Noritake
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Patent number: 9787036Abstract: A connector includes a switch, a button configured to move a card of the switch, a spring connected to the button, and a connection terminal connected to the switch. When another connector is inserted into the connector, the connection terminal contacts a connection terminal of the other connector, and when the other connector is further inserted, the button is pressed by the other connector to move the card to close the switch to allow electric power to be supplied from the connector to the other connector, and the spring has its locking part engaging with an engaging part of the housing of the connector. When the other connector is pulled off of the connector, the spring has its locking part disengaging from the engaging part to open the switch, with the connection terminals contacting each other, to interrupt the supply of electric power.Type: GrantFiled: January 17, 2017Date of Patent: October 10, 2017Assignee: FUJITSU COMPONENT LIMITEDInventors: Koichi Kiryu, Mitsuru Kobayashi, Koki Sato, Masatoshi Noritake, Keiichi Hirose
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Publication number: 20170214189Abstract: A connector includes a switch, a button configured to move a card of the switch, a spring connected to the button, and a connection terminal connected to the switch. When another connector is inserted into the connector, the connection terminal contacts a connection terminal of the other connector, and when the other connector is further inserted, the button is pressed by the other connector to move the card to close the switch to allow electric power to be supplied from the connector to the other connector, and the spring has its locking part engaging with an engaging part of the housing of the connector. When the other connector is pulled off of the connector, the spring has its locking part disengaging from the engaging part to open the switch, with the connection terminals contacting each other, to interrupt the supply of electric power.Type: ApplicationFiled: January 17, 2017Publication date: July 27, 2017Inventors: Koichi Kiryu, Mitsuru Kobayashi, Koki Sato, Masatoshi Noritake, Keiichi Hirose
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Patent number: 9653855Abstract: A connector includes a fixed contact, a movable contact provided on one end of a movable plate, a connection terminal to be connected to another connection terminal of another connector, the connection terminal being connected to the fixed contact or the movable contact, a card provided in contact with the movable plate, a button provided in contact with the card, and a slide provided in contact with the button. With the connection terminal being in contact with the other connection terminal, the slide is contacted and pressed by a part of the other connector to slide to move the button, and the movable plate is moved by the movement of the button via the card so that the movable contact moves into contact with the fixed contact.Type: GrantFiled: December 25, 2014Date of Patent: May 16, 2017Assignees: FUJITSU COMPONENT LIMITED, NTT FACILITIES, INC.Inventors: Koichi Kiryu, Mitsuru Kobayashi, Masatoshi Noritake, Keiichi Hirose
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Patent number: 9607793Abstract: A switch includes a fixed contact part including a fixed contact, a movable contact part including a movable contact, a control button, an operation part including a first end and a second end, and a lock. When the first end is pressed, the control button is pressed by the operation part, the movable contact touches the fixed contact, and the switch becomes an ON state. While the movable contact and the fixed contact are in contact with each other, a first protrusion of the lock touches an engaging part of the control button to limit movement of the control button and maintain the ON state. When the second end is pressed, the operation part touches a second protrusion of the lock and moves the lock in such a direction that the first protrusion moves away from the engaging part, and the switch becomes the OFF state.Type: GrantFiled: October 1, 2013Date of Patent: March 28, 2017Assignees: FUJITSU COMPONENT LIMITED, NTT FACILITIES, INC.Inventors: SeungSeok Beak, Koichi Kiryu, Takashi Yuba, Masatoshi Noritake, Keiichi Hirose
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Publication number: 20170040753Abstract: A connector includes a fixed contact, a movable contact provided on one end of a movable plate, a connection terminal to be connected to another connection terminal of another connector, the connection terminal being connected to the fixed contact or the movable contact, a card provided in contact with the movable plate, a button provided in contact with the card, and a slide provided in contact with the button. With the connection terminal being in contact with the other connection terminal, the slide is contacted and pressed by a part of the other connector to slide to move the button, and the movable plate is moved by the movement of the button via the card so that the movable contact moves into contact with the fixed contact.Type: ApplicationFiled: December 25, 2014Publication date: February 9, 2017Inventors: Koichi KIRYU, Mitsuru KOBAYASHI, Masatoshi NORITAKE, Keiichi HIROSE
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Publication number: 20160372873Abstract: A connector that is to be connected to another connector and includes a connection terminal, a fixed contact, a movable contact provided at an end of a movable plate, a card comprised of an insulator and configured to move the movable plate, and a button configured to move the card. The connector is configured such that while another connection terminal of the another connector is in contact with the connection terminal of the connector, the button is moved by the another connector, and the movable plate is moved by the card to cause the movable contact to contact the fixed contact.Type: ApplicationFiled: June 23, 2014Publication date: December 22, 2016Applicants: Fujitsu Component Limited, NTT Facilities, Inc.Inventors: Koichi KIRYU, Manabu SHIMIZU, Masatoshi NORITAKE, Keiichi HIROSE
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Publication number: 20160071663Abstract: A connector includes a fixed contact, a movable contact that contacts with the fixed contact, a slide, a contact slide operated in association with a movement of the slide, a button that is pushed in accordance with the movement of the slide, the button including a lower portion, an upper portion, and a slant portion connecting the lower portion to an upper stage, and a card that moves the movable contact toward and away from the fixed contact in accordance with the movement of the button, wherein the contact slide contacts with the lower portion when the switch is in a turn-off state, contacts with the slant portion so as to push the button and cause the card to move the movable contact toward the fixed contact when the slide slides in one direction, and contacts with the upper portion when the switch is in a turn-on state.Type: ApplicationFiled: November 18, 2015Publication date: March 10, 2016Inventors: Daiei IWAMOTO, SeungSeok BEAK, Takashi YUBA, Koichi KIRYU, Keiichi HIROSE, Masatoshi NORITAKE
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Patent number: 9281635Abstract: A connector includes a connecting terminal, a fixed contact, a movable plate, a movable contact provided at an end of the movable plate, a card that includes an insulator and contacts the movable plate, a button that contacts the card, an opening spring connected to the button, and a sliding operation part that controls a contact between the fixed contact and the movable contact. When the sliding operation part is moved in a first direction, the movable contact is brought into contact with the fixed contact and the connector is turned on. When the sliding operation part is moved in a second direction opposite to the first direction, the movable contact is caused to move away from the fixed contact and the connector is turned off. The sliding operation part is provided on a surface that is different from a surface on which the connecting terminal is provided.Type: GrantFiled: August 10, 2012Date of Patent: March 8, 2016Assignees: FUJITSU COMPONENT LIMITED, NTT FACILITIES, INC.Inventors: SeungSeok Beak, Koichi Kiryu, Takashi Yuba, Daiei Iwamoto, Akio Nakamura, Masatoshi Noritake, Keiichi Hirose
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Patent number: 9225125Abstract: A connector includes a terminal to be connected to a terminal of another connector, a fixed contact, a movable contact provided on one end of a movable plate, a card being in contact with the movable plate, a slide portion, a button that contacts with the card and is pushed down according to a movement of the slide portion, and a spring connected to the button and generates force in a direction of separating a contact between the fixed contact and the movable contact. One of the fixed contact and the movable contact is connected to the terminal. The button is pushed down and the card moves to move the movable plate to cause the movable contact to contact with the fixed contact when the slide portion moves in one direction, and the movable contact is separated from the fixed contact when the slide portion moves in another direction.Type: GrantFiled: July 19, 2011Date of Patent: December 29, 2015Assignees: FUJITSU COMPONENT LIMITED, NTT FACILITIES, INC.Inventors: Daiei Iwamoto, SeungSeok Beak, Takashi Yuba, Koichi Kiryu, Keiichi Hirose, Masatoshi Noritake
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Patent number: 9160107Abstract: A connector includes a connecting terminal to be connected to another connecting terminal of another connector, a fixed contact, a movable contact provided at one end of a movable plate, a movable spring connected to the movable plate, and an operation part that moves according to an operation performed by an operator. The connecting terminal is connected to one of the fixed contact and the movable contact. The operation part applies a force to a part of the movable spring in a direction that is substantially parallel to a direction of a force applied to operate the operation part, and causes the movable contact to contact the fixed contact. The direction of the force applied to operate the operation part is substantially parallel to a direction in which the movable contact moves.Type: GrantFiled: August 10, 2012Date of Patent: October 13, 2015Assignees: FUJITSU COMPONENT LIMITED, NTT FACILITIES, INC.Inventors: SeungSeok Beak, Koichi Kiryu, Takashi Yuba, Daiei Iwamoto, Akio Nakamura, Masatoshi Noritake, Keiichi Hirose
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Publication number: 20150287558Abstract: A switch includes a fixed contact part including a fixed contact, a movable contact part including a movable contact, a control button, an operation part including a first end and a second end, and a lock. When the first end is pressed, the control button is pressed by the operation part, the movable contact touches the fixed contact, and the switch becomes an ON state. While the movable contact and the fixed contact are in contact with each other, a first protrusion of the lock touches an engaging part of the control button to limit movement of the control button and maintain the ON state. When the second end is pressed, the operation part touches a second protrusion of the lock and moves the lock in such a direction that the first protrusion moves away from the engaging part, and the switch becomes the OFF state.Type: ApplicationFiled: October 1, 2013Publication date: October 8, 2015Inventors: SeungSeok Beak, Koichi Kiryu, Takashi Yuba, Masatoshi Noritake, Keiichi Hirose