Patents Assigned to Senko Advanced Components, Inc.
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Publication number: 20230152535Abstract: A fiber optic adapter assembly reduced in size from a SFP footprint to a SC footprint to accommodate a first fiber optic connector on a first side within one or more ports, and a second fiber optic connector on a second side within one or more ports. The first fiber optic connector is a duplex fiber optic connector with an overall length of about 50 mm and the second fiber optic connector is a behind-the-wall connector with an overall length of about 15 mm thereby reducing the overall length of a connector and adapter assembly for increasing optical fiber density.Type: ApplicationFiled: January 20, 2023Publication date: May 18, 2023Applicant: Senko Advanced Components, Inc.Inventors: Jimmy CHANG, Kazuyoshi TAKANO, Paul NEWBURY
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Patent number: 11635576Abstract: A fiber optic ferrule sub-assembly for insertion into an outer housing of a fiber optic connector includes a ferrule assembly having a ferrule that forms an optical communication connection with another fiber optic device. A back housing includes a back post to be attached to a fiber optic cable. A spring is operatively disposed between the ferrule assembly and the back housing. A linkage connects the ferrule assembly to the back housing such that the spring is compressed and biases the ferrule away from the back housing prior to insertion of the fiber optic ferrule sub-assembly into the outer housing.Type: GrantFiled: July 20, 2021Date of Patent: April 25, 2023Assignee: Senko Advanced Components, Inc.Inventors: Guanpeng Hu, Jimmy Jun-Fu Chang, Kazuyoshi Takano
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Patent number: 11624875Abstract: A fiber optic adapter for mating with a fiber optic connector includes an adapter housing. The adapter housing includes a wall and an opening that accepts the fiber optic connector. An optical alignment axis extends through the adapter housing and passes through the opening of the adapter housing. A guide is disposed on the wall of the outer housing. The guide comprises a cam surface located inward of the opening, facing toward the opening, and extending along an axis that is transverse to the optical alignment axis. The cam surface is arranged for engaging the fiber optic connector inserted into the opening along an insertion axis that is divergent from the optical alignment axis to drive the fiber optic connector substantially into alignment with the optical alignment axis as the fiber optic connector traverses the cam surface upon being pushed farther into the adapter housing.Type: GrantFiled: February 9, 2021Date of Patent: April 11, 2023Assignee: Senko Advanced Components, Inc.Inventors: Man Ming Ho, Kazuyoshi Takano, Kenji Iizumi
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Patent number: 11609388Abstract: A multi-fiber, fiber optic connector may include a reversible keying arrangement for determining the orientation for plugging the connector into an adapter to thereby allow for a change in polarity of the connection to be made on site. The connector housing may be configured to engage with a removable key that may be engaged with the housing in at least two different locations to provide the plug-in orientation, or the housing may have slidably displaceable keys movable between multiple positions on the housing.Type: GrantFiled: January 28, 2021Date of Patent: March 21, 2023Assignee: Senko Advanced Components, Inc.Inventors: Jeffrey Gniadek, Kim Man Wong, Yim Wong, Jimmy Chang
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Patent number: 11609387Abstract: A micro connector kit including a ferrule assembly, an optical sub-assembly (“OSA”) and a micro connector. The ferrule assembly is coupled to an optical fiber and includes a ferrule. The OSA can receive an electric signal and transmit an optical signal or receive an optical signal and transmit an electric signal. The OSA includes a receptacle sized and shaped to receive the ferrule of the ferrule assembly to form an optical connection between the ferrule assembly and the OSA. The micro connector secures the optical connection between the ferrule assembly and the OSA. The micro connector includes a micro connector housing that forms a direct, mating connection with the OSA to secure the optical connection between the ferrule assembly and the OSA. The connection is made using only a very small space, allowing more ferrule assembly and OSA connections to be made in a smaller area.Type: GrantFiled: October 22, 2020Date of Patent: March 21, 2023Assignee: Senko Advanced Components, Inc.Inventors: Kenji Iizumi, Kazuyoshi Takano
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Patent number: 11598924Abstract: An optical connector assembly having a connector housing with a first and second end. First end accepts a ferrule assembly, and second end accepts a retention assembly. There is a longitudinal bore from a distal to proximal end of connector. Bore accepts a POF optical fiber therein at distal end and fiber is inserted proximally until fiber bottoms-out at proximal end of ferrule. Retention body accepts one or more retention caps, or retention body contains at least one retention wing set to secure fiber to connector.Type: GrantFiled: July 20, 2021Date of Patent: March 7, 2023Assignees: Senko Advanced Components, Inc., Nitto Denko CorporationInventors: Kazumasa Okada, Yuichi Tsujita, Keita Kiyoshima, Kenji Iizumi, Yuki Nishiguchi, Kazuyoshi Takano
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Patent number: 11592624Abstract: A micro connector kit includes first and second ferrules and first and second micro connector ferrule housings. Each first and second micro connector ferrule housing defines a cavity sized and shaped to receive a respective one of the first and second ferrules with the first and second ferrules being disposed in closely spaced relation with the respective first or second micro connector ferrule housing when in each cavity. The first and second micro connector ferrule housings can be releasably coupled together such that the first and second ferrules form an optical connection when the first and second micro connector ferrule housings are coupled together. The first and second micro connector ferrule housings have first and second connection structure for releasably coupling the first and second micro connector housings together.Type: GrantFiled: March 9, 2021Date of Patent: February 28, 2023Assignee: Senko Advanced Components, Inc.Inventors: Kenji Iizumi, Kazuyoshi Takano, Ryo Konno
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Patent number: 11585989Abstract: An optical connector holding two or more LC-type optical ferrules is provided. The optical connector includes an outer body, an inner front body accommodating the two or more LC-type optical ferrules, ferrule springs for urging the optical ferrules towards a mating connection, and a back body for supporting the ferrule springs. A removable inner front body for polarity change is disclosed. A multi-purpose rotatable boot assembly for polarity change is disclosed. The multi-purpose boot assembly can be pushed and pulled to insert and remove the micro connector from an adapter receptacle.Type: GrantFiled: June 9, 2021Date of Patent: February 21, 2023Assignee: Senko Advanced Components, Inc.Inventors: Kazuyoshi Takano, Jimmy Jun-Fu Chang
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Patent number: 11585988Abstract: A multi-fiber, fiber optic connector is interchangeable between a male connector and a female connector by including a pin retainer having a releasable retention device configured to lock the pins in place within the retainer. The retention device may be opened, for example, with a release tool, to free the retention pins for removal of the pins. A method for switching a connector between a male connector configuration and a female connector configuration may be possible as a result of the releasable retention configuration.Type: GrantFiled: March 8, 2021Date of Patent: February 21, 2023Assignee: Senko Advanced Components, Inc.Inventors: Jimmy Jun Fu Chang, Kazuyoshi Takano
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Patent number: 11579374Abstract: A hybrid ingress protection adapter and connector assembly, connecting the housing with a releasably replaceable connector and power assembly to an adapter that is mount on a panel. The connector has a pair of lead-ins that protect a ferrule of a plural of fiber optic connectors, and the lead-ins are of varying length allow blind mating of the connector assembly with the adapter assembly.Type: GrantFiled: October 9, 2020Date of Patent: February 14, 2023Assignee: Senko Advanced Components, Inc.Inventors: Benjamin Lee, Paul Newbury, Kazuyoshi Takano, Jeffrey Gniadek
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Patent number: 11579379Abstract: A fiber optic adapter assembly reduced in size from a SFP footprint to a SC footprint to accommodate a first fiber optic connector on a first side within one or more ports, and a second fiber optic connector on a second side within one or more ports. The first fiber optic connector is a duplex fiber optic connector with an overall length of about 50 mm and the second fiber optic connector is a behind-the-wall connector with an overall length of about 15 mm thereby reducing the overall length of a connector and adapter assembly for increasing optical fiber density.Type: GrantFiled: March 30, 2020Date of Patent: February 14, 2023Assignee: Senko Advanced Components, Inc.Inventors: Jimmy Chang, Kazuyoshi Takano, Paul Newbury
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Patent number: 11579373Abstract: Fiber optic connection assemblies that may include hybrid adapters and connector assemblies are generally described. The hybrid adapter may be configured to connect a first connector type and a second connector type, the first connector type being different from the second connector type. For example, the first connector type may be a micro connector and the second connector type may be an LC connector. A connector assembly may be configured as a micro connector having a tension element configured to facilitate optimized optical performance by spring loading the ferrules while maintaining a small form factor.Type: GrantFiled: October 7, 2020Date of Patent: February 14, 2023Assignee: Senko Advanced Components, Inc.Inventors: Kazuyoshi Takano, Kimman Wong
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Publication number: 20230020676Abstract: A field installable fiber optic connector for use with polymer optical fibers includes a housing that releasably connects to another optical device. A mechanical termination assembly is located in the housing to mechanically terminate a plurality of individual fibers of the polymer optical fibers. Ferrules are supported by the housing. Each ferrule is positioned to receive one of the individual fibers from the mechanical termination assembly.Type: ApplicationFiled: February 12, 2021Publication date: January 19, 2023Applicant: Senko Advanced Components, Inc.Inventors: Kenji IIZUMI, Kazuyoshi TAKANO
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Patent number: 11543605Abstract: An optical connector holding one or more optical ferrule assembly is provided. The optical connector includes an outer body, an inner front body accommodating the one or more optical ferrule assembly, ferrule springs for urging the optical ferrules towards a mating receptacle, and a back body for supporting the ferrule springs. The outer body and the inner front body are configured such that four optical ferrule assembly are accommodated in a small form-factor pluggable (SFP) transceiver footprint or eight optical ferrule assembly are accommodated in a quad small form-factor pluggable (QSFP) transceiver footprint. A receptacle can hold one or more connector inner bodies forming a single boot for all the optical fibers of the inner bodies.Type: GrantFiled: February 2, 2022Date of Patent: January 3, 2023Assignee: Senko Advanced Components, Inc.Inventors: Kazuyoshi Takano, Jimmy Jun-Fu Chang
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Patent number: 11531169Abstract: Devices and methods for connecting optical fibers are provided. In some embodiments, connectors and adaptors for two-fiber mechanical transfer type ferrules are disclosed. In some embodiments, MT connectors, such as simplex, duplex, and quad micro-MT adaptors are disclosed. In some embodiments, MT adaptors, such as simplex, duplex, and quad adaptors are disclosed. In some embodiments, optical fiber cables that modularly coupled with at least one optical fiber connector, adaptor, and other optical fiber cable the cable is configured to provide a remote release from an adaptor receptacle.Type: GrantFiled: December 9, 2020Date of Patent: December 20, 2022Assignee: Senko Advanced Components, Inc.Inventor: Jeffrey Gniadek
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Patent number: 11525964Abstract: An optical connection system for use with a receptacle and an optical cable assembly includes an adapter and connector. The adapter has an adapter latch element, and the connector has a connector latch element. A delatch actuator with a delatch arm is disposed on the connector housing for movement from a locking position to an unlocking position. One of the adapter latch element and connector latch element is a bendable latch hook and the other is a locking channel. When the connector housing is mated with the adapter, the delatch arm allows the bendable latch hook to latch with the locking channel in the locking position and unlatches the bendable latch hook from the locking channel as it moves to the unlocking position. An actuator lock movably supports a blocking member on the connector for selectively blocking the delatch actuator from moving to the unlocking position.Type: GrantFiled: March 2, 2021Date of Patent: December 13, 2022Assignee: Senko Advanced Components, Inc.Inventors: Jeffrey Gniadek, Yim Wong
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Patent number: 11525963Abstract: An optical connection system for use with a receptacle and an optical cable assembly includes an adapter and connector. The adapter has an adapter latch element, and the connector has a connector latch element. A delatch actuator with a delatch arm is disposed on the connector housing for movement from a locking position to an unlocking position. One of the adapter latch element and connector latch element is a bendable latch hook and the other is a locking channel. When the connector housing is mated with the adapter, the delatch arm allows the bendable latch hook to latch with the locking channel in the locking position and unlatches the bendable latch hook from the locking channel as it moves to the unlocking position. An actuator lock movably supports a blocking member on the connector for selectively blocking the delatch actuator from moving to the unlocking position.Type: GrantFiled: March 2, 2021Date of Patent: December 13, 2022Assignee: Senko Advanced Components, Inc.Inventors: Jeffrey Gniadek, Yim Wong
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Patent number: 11520111Abstract: A multi-fiber push on (MPO) optical connector includes a housing supporting a ferrule body. The ferrule body forms an optical connection with a second MPO optical connector. The ferrule body includes a connection end having a distal end face arranged to face the second MPO optical connector when the ferrule body forms the optical connection with the second MPO optical connector. The connection end of the ferrule body defines a recess extending proximally into the ferrule body from the distal end face. A plurality of optical fibers are received in the ferrule body. Distal ends of the optical fibers are adjacent to a proximal end of the recess such that the distal ends of the optical fibers are spaced apart from the second MPO optical connector when the ferrule body forms an optical connection with the second MPO optical connector. The distal ends of the optical fibers are coated with an anti-reflective material.Type: GrantFiled: November 13, 2020Date of Patent: December 6, 2022Assignee: Senko Advanced Components, Inc.Inventor: Kazuyoshi Takano
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Patent number: 11500163Abstract: Devices and methods for connecting optical fibers are provided. In some embodiments, connectors and adaptors for two-fiber mechanical transfer type ferrules are disclosed. In some embodiments, MT connectors, such as simplex, duplex, and quad micro-MT adaptors are disclosed. In some embodiments, MT adaptors, such as simplex, duplex, and quad adaptors are disclosed. In some embodiments, optical fiber cables that modularly coupled with at least one optical fiber connector, adaptor, and other optical fiber cable the cable is configured to provide a remote release from an adaptor receptacle.Type: GrantFiled: February 8, 2022Date of Patent: November 15, 2022Assignee: Senko Advanced Components, Inc.Inventor: Jeffrey Gniadek
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Patent number: D974308Type: GrantFiled: June 11, 2020Date of Patent: January 3, 2023Assignee: Senko Advanced Components, Inc.Inventor: Kim Man Wong