Patents by Inventor Frank J Flens
Frank J Flens 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: 10784956Abstract: A transmitter can include: at least one primary laser emitter configured to emit primary laser light; at least one primary monitor photodiode optically coupled with the at least one primary laser emitter; and at least one spare laser emitter configured to emit spare laser light. Each spare laser emitter can be adjacent with a corresponding primary laser emitter such that a first primary laser emitter and a first spare laser emitter pair are directed through an optical system and out a common optical fiber.Type: GrantFiled: June 24, 2019Date of Patent: September 22, 2020Assignee: II-VI Delaware Inc.Inventor: Frank J. Flens
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Patent number: 10594402Abstract: An optically enabled multi-chip module has an optical engine transceiver and a host system chip. The optical engine transceiver has an optical engine front-end and an optical engine macro. The optical engine front-end has multiple laser diodes, laser driver circuitry electrically interfaced with each of the laser diodes, multiple photodiodes, amplifier circuitry electrically interfaced with each of the photodiodes, and at least one optical element optically positioned between the laser diodes and at least one optical fiber and between the photodiodes and the at least one optical fiber. The at least one optical element optically interfaces the laser diodes and photodiodes with the optical fiber. The optical engine macro is both electrically interfaced with and physically segregated from the optical engine front-end. The optical engine macro provides a subset of optical transceiver functionality to the optical engine front-end. The host system chip is electrically interfaced with the optical engine transceiver.Type: GrantFiled: December 5, 2016Date of Patent: March 17, 2020Assignee: Finisar CorporationInventors: Frank J. Flens, Daniel Mahgerefteh, The' Linh Nguyen, Jimmy Alan Tatum
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Patent number: 10582611Abstract: An example embodiment includes optoelectronic module. The optoelectronic module may include a lens assembly, a module board, heat-generating components, and a thermally conductive plate. The lens assembly may be secured to the module board. The module board may include a printed circuit board (PCB). The heat-generating components may be mounted to the PCB. The thermally conductive plate may be secured to a surface of the module board. The thermally conductive plate may define an opening that receives at least a portion of the lens assembly. The thermally conductive plate may be configured to absorb at least a portion of thermal energy generated during operation of the heat-generating components and to transfer the thermal energy away from the heat-generating components.Type: GrantFiled: October 10, 2017Date of Patent: March 3, 2020Assignee: Finisar CorporationInventors: Cindy H. Hsieh, Frank J. Flens, Ziv Lipkin
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Patent number: 10551578Abstract: A system may include a substrate and a lens component. The substrate may include pads and solder protuberances. Each solder protuberance may be located on a pad. The lens component may define grooves sized to receive at least a portion of the solder protuberances. The lens component may be positioned relative to the substrate such that at least a portion of each solder protuberance is positioned within the grooves.Type: GrantFiled: January 2, 2018Date of Patent: February 4, 2020Assignee: Finisar CorporationInventors: Darin James Douma, Frank J. Flens
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Publication number: 20190312636Abstract: A transmitter can include: at least one primary laser emitter configured to emit primary laser light; at least one primary monitor photodiode optically coupled with the at least one primary laser emitter; and at least one spare laser emitter configured to emit spare laser light. Each spare laser emitter can be adjacent with a corresponding primary laser emitter such that a first primary laser emitter and a first spare laser emitter pair are directed through an optical system and out a common optical fiber.Type: ApplicationFiled: June 24, 2019Publication date: October 10, 2019Applicant: FINISAR CORPORATIONInventor: Frank J. FLENS
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Patent number: 10361776Abstract: A transceiver can include a transmitter and a receiver. The transmitter can include: a primary laser emitter; a primary monitor photodiode optically coupled with the laser emitter; a spare laser emitter; and a transmitter integrated circuit having a primary channel operably coupled with the primary laser emitter; a spare channel operably coupled with the spare laser emitter; a switch on the primary channel; and a secondary channel operably coupled with the switch and the spare channel. The receiver can include: a primary detector photodiode; a spare detector photodiode; and a receiver integrated circuit a primary receiver channel operably coupled with the at least one primary detector photodiode; a spare receiver channel operably coupled with the spare detector photodiode; a receiver switch on the spare receiver channel; and a secondary receiver channel operably coupled with the receiver switch and the primary receiver channel.Type: GrantFiled: February 20, 2018Date of Patent: July 23, 2019Assignee: FINISAR CORPORATIONInventor: Frank J. Flens
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Publication number: 20180219629Abstract: A transceiver can include a transmitter and a receiver. The transmitter can include: a primary laser emitter; a primary monitor photodiode optically coupled with the laser emitter; a spare laser emitter; and a transmitter integrated circuit having a primary channel operably coupled with the primary laser emitter; a spare channel operably coupled with the spare laser emitter; a switch on the primary channel; and a secondary channel operably coupled with the switch and the spare channel. The receiver can include: a primary detector photodiode; a spare detector photodiode; and a receiver integrated circuit a primary receiver channel operably coupled with the at least one primary detector photodiode; a spare receiver channel operably coupled with the spare detector photodiode; a receiver switch on the spare receiver channel; and a secondary receiver channel operably coupled with the receiver switch and the primary receiver channel.Type: ApplicationFiled: February 20, 2018Publication date: August 2, 2018Inventor: Frank J. Flens
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Publication number: 20180124914Abstract: An example embodiment includes optoelectronic module. The optoelectronic module may include a lens assembly, a module board, heat-generating components, and a thermally conductive plate. The lens assembly may be secured to the module board. The module board may include a printed circuit board (PCB). The heat-generating components may be mounted to the PCB. The thermally conductive plate may be secured to a surface of the module board. The thermally conductive plate may define an opening that receives at least a portion of the lens assembly. The thermally conductive plate may be configured to absorb at least a portion of thermal energy generated during operation of the heat-generating components and to transfer the thermal energy away from the heat-generating components.Type: ApplicationFiled: October 10, 2017Publication date: May 3, 2018Inventors: Cindy H. Hsieh, Frank J. Flens, Ziv Lipkin
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Publication number: 20180120523Abstract: A system may include a substrate and a lens component. The substrate may include pads and solder protuberances. Each solder protuberance may be located on a pad. The lens component may define grooves sized to receive at least a portion of the solder protuberances. The lens component may be positioned relative to the substrate such that at least a portion of each solder protuberance is positioned within the grooves.Type: ApplicationFiled: January 2, 2018Publication date: May 3, 2018Inventors: Darin James Douma, Frank J. Flens
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Patent number: 9900085Abstract: A transceiver can include a transmitter and a receiver. The transmitter can include: a primary laser emitter; a primary monitor photodiode optically coupled with the laser emitter; a spare laser emitter; and a transmitter integrated circuit having a primary channel operably coupled with the primary laser emitter; a spare channel operably coupled with the spare laser emitter; a switch on the primary channel; and a secondary channel operably coupled with the switch and the spare channel. The receiver can include: a primary detector photodiode; a spare detector photodiode; and a receiver integrated circuit a primary receiver channel operably coupled with the at least one primary detector photodiode; a spare receiver channel operably coupled with the spare detector photodiode; a receiver switch on the spare receiver channel; and a secondary receiver channel operably coupled with the receiver switch and the primary receiver channel.Type: GrantFiled: March 18, 2016Date of Patent: February 20, 2018Assignee: FINISAR CORPORATIONInventor: Frank J. Flens
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Patent number: 9857541Abstract: A system may include a substrate and a lens component. The substrate may include pads and solder protuberances. Each solder protuberance may be located on a pad. The lens component may define grooves sized to receive at least a portion of the solder protuberances. The lens component may be positioned relative to the substrate such that at least a portion of each solder protuberance is positioned within the grooves.Type: GrantFiled: July 25, 2016Date of Patent: January 2, 2018Assignee: FINISAR CORPORATIONInventors: Darin James Douma, Frank J. Flens
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Patent number: 9788417Abstract: An example embodiment includes optoelectronic module. The optoelectronic module may include a lens assembly, a module board, heat-generating components, and a thermally conductive plate. The lens assembly may be secured to the module board. The module board may include a printed circuit board (PCB). The heat-generating components may be mounted to the PCB. The thermally conductive plate may be secured to a surface of the module board. The thermally conductive plate may define an opening that receives at least a portion of the lens assembly. The thermally conductive plate may be configured to absorb at least a portion of thermal energy generated during operation of the heat-generating components and to transfer the thermal energy away from the heat-generating components.Type: GrantFiled: April 30, 2014Date of Patent: October 10, 2017Assignee: FINISAR CORPORATIONInventors: Cindy H. Hsieh, Frank J. Flens, Ziv Lipkin
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Publication number: 20170237496Abstract: An optically enabled multi-chip module has an optical engine transceiver and a host system chip. The optical engine transceiver has an optical engine front-end and an optical engine macro. The optical engine front-end has multiple laser diodes, laser driver circuitry electrically interfaced with each of the laser diodes, multiple photodiodes, amplifier circuitry electrically interfaced with each of the photodiodes, and at least one optical element optically positioned between the laser diodes and at least one optical fiber and between the photodiodes and the at least one optical fiber. The at least one optical element optically interfaces the laser diodes and photodiodes with the optical fiber. The optical engine macro is both electrically interfaced with and physically segregated from the optical engine front-end. The optical engine macro provides a subset of optical transceiver functionality to the optical engine front-end. The host system chip is electrically interfaced with the optical engine transceiver.Type: ApplicationFiled: December 5, 2016Publication date: August 17, 2017Inventors: Frank J. Flens, Daniel Mahgerefteh, The' Linh Nguyen, Jimmy Alan Tatum
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Patent number: 9726838Abstract: An optical fiber securing device may include a passage, an optical fiber seat, and a boundary portion. The passage may have an entrance and an exit, the passage configured to receive therein an optical fiber inserted through the entrance, as well as an epoxy. An epoxy path may be provided as a pathway between an epoxy well and the passage. The optical fiber seat may be configured to receive at least a portion of the optical fiber, the optical fiber seat configured to position an end of the optical fiber in optical alignment with a lens. The boundary portion may define an upper boundary of the passage at the exit of the passage, and is configured to restrain epoxy received within the passage such that the epoxy does not become interposed between the end of the optical fiber and the lens.Type: GrantFiled: February 22, 2016Date of Patent: August 8, 2017Assignee: FINISAR CORPORATIONInventors: David Lee, Daniel Kossowski, Frank J. Flens, William H. Wang, Michael Joseph McReynolds, Jr.
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Publication number: 20170023749Abstract: A system may include a substrate and a lens component. The substrate may include pads and solder protuberances. Each solder protuberance may be located on a pad. The lens component may define grooves sized to receive at least a portion of the solder protuberances. The lens component may be positioned relative to the substrate such that at least a portion of each solder protuberance is positioned within the grooves.Type: ApplicationFiled: July 25, 2016Publication date: January 26, 2017Inventors: Darin James Douma, Frank J. Flens
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Patent number: 9515746Abstract: An optically enabled multi-chip module has an optical engine transceiver and a host system chip. The optical engine transceiver has an optical engine front-end and an optical engine macro. The optical engine front-end has multiple laser diodes, laser driver circuitry electrically interfaced with each of the laser diodes, multiple photodiodes, amplifier circuitry electrically interfaced with each of the photodiodes, and at least one optical element optically positioned between the laser diodes and at least one optical fiber and between the photodiodes and the at least one optical fiber. The at least one optical element optically interfaces the laser diodes and photodiodes with the optical fiber. The optical engine macro is both electrically interfaced with and physically segregated from the optical engine front-end. The optical engine macro provides a subset of optical transceiver functionality to the optical engine front-end. The host system chip is electrically interfaced with the optical engine transceiver.Type: GrantFiled: September 29, 2014Date of Patent: December 6, 2016Assignee: FINISAR CORPORATIONInventors: Frank J. Flens, Daniel Mahgerefteh, The′ Linh Nguyen, Jimmy Alan Tatum
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Publication number: 20160285557Abstract: A transceiver can include a transmitter and a receiver. The transmitter can include: a primary laser emitter; a primary monitor photodiode optically coupled with the laser emitter; a spare laser emitter; and a transmitter integrated circuit having a primary channel operably coupled with the primary laser emitter; a spare channel operably coupled with the spare laser emitter; a switch on the primary channel; and a secondary channel operably coupled with the switch and the spare channel The receiver can include: a primary detector photodiode; a spare detector photodiode; and a receiver integrated circuit a primary receiver channel operably coupled with the at least one primary detector photodiode; a spare receiver channel operably coupled with the spare detector photodiode; a receiver switch on the spare receiver channel; and a secondary receiver channel operably coupled with the receiver switch and the primary receiver channel.Type: ApplicationFiled: March 18, 2016Publication date: September 29, 2016Inventor: Frank J. Flens
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Publication number: 20160170161Abstract: An optical fiber securing device may include a passage, an optical fiber seat, and a boundary portion. The passage may have an entrance and an exit, the passage configured to receive therein an optical fiber inserted through the entrance, as well as an epoxy. An epoxy path may be provided as a pathway between an epoxy well and the passage. The optical fiber seat may be configured to receive at least a portion of the optical fiber, the optical fiber seat configured to position an end of the optical fiber in optical alignment with a lens. The boundary portion may define an upper boundary of the passage at the exit of the passage, and is configured to restrain epoxy received within the passage such that the epoxy does not become interposed between the end of the optical fiber and the lens.Type: ApplicationFiled: February 22, 2016Publication date: June 16, 2016Inventors: David Lee, Daniel Kossowski, Frank J. Flens, William H. Wang, Michael Joseph McReynolds, Jr.
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Patent number: 9354407Abstract: An example embodiment includes a communication module. The communication module includes a shell, a printed circuit board assembly (“PCBA”) at least partially positioned within the shell, an optical transmitter electrically coupled to the PCBA, an optical receiver electrically coupled to the PCBA, and a biasing assembly. The biasing assembly includes a latch cover configured to be attached to the shell, a slider, and a spring. The slider is configured to operate a latching mechanism that releasably connects the module to a host device through a mechanical connection. The slider includes a main body including a first end, an arm extending from the first end, and a stopper feature extending from the arm. The spring is positioned between the latch cover and the stopper feature to bias the latching mechanism.Type: GrantFiled: August 9, 2013Date of Patent: May 31, 2016Assignee: FINISAR CORPORATIONInventors: Tat Ming Teo, Chris K. Togami, Frank J. Flens
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Publication number: 20150282303Abstract: An example embodiment includes optoelectronic module. The optoelectronic module may include a lens assembly, a module board, heat-generating components, and a thermally conductive plate. The lens assembly may be secured to the module board. The module board may include a printed circuit board (PCB). The heat-generating components may be mounted to the PCB. The thermally conductive plate may be secured to a surface of the module board. The thermally conductive plate may define an opening that receives at least a portion of the lens assembly. The thermally conductive plate may be configured to absorb at least a portion of thermal energy generated during operation of the heat-generating components and to transfer the thermal energy away from the heat-generating components.Type: ApplicationFiled: April 30, 2014Publication date: October 1, 2015Applicant: FINISAR CORPORATIONInventors: Cindy H. Hsieh, Frank J. Flens, Ziv Lipkin