Patents by Inventor Yaakov Gridish
Yaakov Gridish 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: 20220239056Abstract: A method and system for analyzing Vertical-Cavity Surface-Emitting Lasers (VCSELs) on a wafer are provided. An illustrative method of is provided that includes: applying a stimulus to each of the plurality of VCSELs on the wafer; measuring, for each of the plurality of VCSELs, two or more VCSEL parameters responsive to the stimulus; correlating the measured two or more VCSEL parameters to define a value of a common performance characteristic; and identifying clusters of VCSELs having similar values of the common performance characteristic. The clusters of VCSELs may be determined to collectively meet or not meet an optical performance requirement defined for the VCSELs on the wafer.Type: ApplicationFiled: January 25, 2021Publication date: July 28, 2022Inventors: Tali Septon, Itshak Kalifa, Elad Mentovich, Matan Galanty, Yaakov Gridish, Hanan Shumacher, Vadim Balakhovski, Juan Jose Vegas Olmos
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Publication number: 20220163740Abstract: Optical components and associated methods of manufacturing are provided. An example optical component includes a body defined by an optical interposer substrate and a passivation layer applied to the optical interposer substrate. The optical interposer substrate defines a first surface of the body, and the passivation layer defines a second surface of the body opposite the first surface. The passivation layer includes a metallic shielding element configured to prevent interference between the first surface and the second surface. The optical component further includes an opening extending from the second surface to the optical interposer substrate, the opening defining an optical path through the passivation layer. The optical interposer substrate receives an optical signal from an optical transmitter supported by the second surface via the optical path.Type: ApplicationFiled: June 8, 2021Publication date: May 26, 2022Inventors: Dimitrios KALAVROUZIOTIS, Sylvie ROCKMAN, Elad MENTOVICH, Tamir SHARKAZ, Yaakov GRIDISH, Anna SANDOMIRSKY
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Publication number: 20220166727Abstract: An authentication method, network switch, and network device are provided. In one example, a method is described that includes receiving a first signal indicative of a data lane being activated and configured to carry data to or within the network switch, receiving a second signal indicative of an authentication lane being established in the network switch or a device connected to the network switch, where the authentication lane is different from the data lane, and enabling data transmission across the data lane only in response to receiving the second signal indicative of the authentication lane being established.Type: ApplicationFiled: November 23, 2020Publication date: May 26, 2022Inventors: Eyal Moshe Waldman, Yaakov Gridish, Elad Mentovich, Boaz Atias, Andrey Ger
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Patent number: 11336374Abstract: Optical communication modules, optical communication cables, and associated methods of manufacturing are provided. An example optical communication module includes a substrate supporting a first optical transceiver and a second optical transceiver. The first optical transceiver includes a first optical transmitter that generates optical signals having a first wavelength and a first optical receiver that receives optical signals having a second wavelength. The second optical transceiver includes a second optical transmitter that generates optical signals having the second wavelength and a second optical receiver that receives optical signals having the first wavelength. One or more lens assemblies coupled with the respective transceivers may be used to direct optical signal generated by and directed to the respective transceivers.Type: GrantFiled: February 5, 2021Date of Patent: May 17, 2022Assignee: Mellanox Technologies, Ltd.Inventors: Yaakov Gridish, Lion Bassat, Elad Mentovich, Dimitrios Kalavrouziotis, Hanan Shumacher
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Publication number: 20220146767Abstract: A package includes a light emitting portion configured to emit light, a lens including a first lens surface and a second lens surface, a protective layer between the light emitting portion and the first lens surface and that shields the first lens surface from a surrounding environment, and an optical component that redirects light output from the second lens surface. The first lens surface is configured to receive the emitted light from the light emitting portion, the second lens surface is configured output light that has passed through the first lens surface, and the protective layer has a refractive index greater than 1.5.Type: ApplicationFiled: December 10, 2020Publication date: May 12, 2022Inventors: Elad Mentovich, Yaakov Gridish, Anna Sandomirsky, Alon Rubinstein, Nimrod Rockman, Dimitrios Kalavrouziotis
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Publication number: 20220137120Abstract: Disclosed are a testing unit, system, and method for testing and predicting failure of optical receivers. The testing unit and system are configured to apply different values of current, voltage, heat stress, and illumination load on the optical receivers during testing. The test methods are designed to check dark current, photo current, forward voltage, and drift over time of these parameters.Type: ApplicationFiled: October 29, 2020Publication date: May 5, 2022Inventors: Tatyana ANTONENKO, Yaakov GRIDISH, Tamir SHARKAZ, Itshak KALIFA, Elad MENTOVICH
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Patent number: 11221305Abstract: Systems and methods for marking of objects, such as keys/key-blanks, in a production line are disclosed. The objects are marked by applying a marking composition(s) to pre-selected areas on the surface thereof. The system includes a marking unit for dispensing a volume of marking composition in one or more localized pre-selected areas on the surface of an object to be marked; a holder/gripper for positioning the object to be marked in one or more positions relative to the marking unit so as to allow the marking unit to dispense the marking composition on the one or more pre-selected localized areas; a reading/verification unit for detecting the marking composition applied to the object thereby verifying that the objects are properly marked; an orientation sensing unit for identifying the orientation of the object to be marked relatively to the holder. The system also includes a controller configured for controlling the operation of the holder, orientation sensing unit, and the marking unit.Type: GrantFiled: May 15, 2018Date of Patent: January 11, 2022Assignee: SECURITY MATTERS LTD.Inventors: Yaakov Gridish, Tzemah Kislev, Haggai Alon, Nadav Yoran, Mor Kaplinsky, Avital Trachtman
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Patent number: 10658739Abstract: An printed circuit board (PCB) assembly and method of assembling the same for a high-speed, short-reach communication link are described that provide a mechanism for transmitting radio frequency (RF) waves from one digital electronic component of the PCB assembly to another, where the second digital electronic component is located either on the same PCB assembly or on a second PCB assembly. The assembly includes a PCB having multiple layers and a digital electronic component supported by the PCB. At least one of the layers defines a channel that confines RF waves therein. An RF antenna in communication with the digital electronic component extends into the channel, and the RF antenna transmits RF signals generated by the digital electronic component into the channel as RF waves or receives RF waves via the channel and conveys corresponding RF signals to the digital electronic component.Type: GrantFiled: May 4, 2017Date of Patent: May 19, 2020Assignee: Mellanox Technologies, ltd.Inventors: Elad Mentovich, Yaakov Gridish, Oded Wertheim, Sylvie Rockman, Benny Koren
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Patent number: 10613273Abstract: An optical component assembly is provided including a substrate. The assembly includes an optical transmitter configured to transmit an optical signal, an optical receiver configured to receive the optical signal, and an optical waveguide extending between the optical transmitter and the optical receiver. The assembly further includes a frangible region defining a first portion of the substrate and a second portion of the substrate, wherein the frangible region is configured to allow the first portion to be separated from the second portion. The assembly may be configured to be modified from a testing configuration, in which the first portion is integrally connected to the second portion via the frangible region, to an operational configuration, in which the first portion is separated from the second portion such that communication of optical signals between the optical transmitter and the optical receiver is precluded.Type: GrantFiled: May 9, 2018Date of Patent: April 7, 2020Assignee: MELLANOX TECHNOLOGIES, LTD.Inventors: Elad Mentovich, Yaakov Gridish, Oded Wertheim, Sylvie Rockman, Benny Koren
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Publication number: 20200057428Abstract: Systems and methods for marking of objects, such as keys/key-blanks, in a production line are disclosed. The objects are marked by applying a marking composition(s) to pre-selected areas on the surface thereof. The system includes a marking unit for dispensing a volume of marking composition in one or more localized pre-selected areas on the surface of an object to be marked; a holder/gripper for positioning the object to be marked in one or more positions relative to the marking unit so as to allow the marking unit to dispense the marking composition on the one or more pre-selected localized areas; a reading/verification unit for detecting the marking composition applied to the object thereby verifying that the objects are properly marked; an orientation sensing unit for identifying the orientation of the object to be marked relatively to the holder. The system also includes a controller configured for controlling the operation of the holder, orientation sensing unit, and the marking unit.Type: ApplicationFiled: May 15, 2018Publication date: February 20, 2020Inventors: Yaakov Gridish, Tzemah Kislev, Haggai Alon, Nadav Yoran, Mor Kaplinsky, Avital Trachtman
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Patent number: 10502908Abstract: A optical assembly and a method of reducing interference using the same may be provided. The optical assembly may include an optical cable and an optical transceiver module. The optical transceiver module may include a socket configured to receive the optical cable, an electro-optical transducer configured to generate an optical signal, and an optical lantern. The optical lantern may include an optical prism that may receive the optical signal via a first surface, disperse the optical signal into a plurality of modes of the optical signal, and output the plurality of modes via a second surface. A mirror may reflect the optical signal from a first direction extending between the first surface and the mirror to a second direction extending between the mirror and the second surface. The optical lantern may direct at least one of the plurality of modes of the optical signal into the optical cable.Type: GrantFiled: March 13, 2017Date of Patent: December 10, 2019Assignee: MELLANOX TECHNOLOGIES, LTD.Inventors: Elad Mentovich, Sylvie Rockman, Itshak Kalifa, Yaakov Gridish
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Patent number: 10506733Abstract: An internally wireless datacenter rack configured to support datacenter computing equipment is provided. The datacenter rack includes a housing configured to receive a first networking box including a printed circuit board assembly and one or more wireless connectors in electrical communication with the printed circuit board assembly. The housing includes a second networking box including a printed circuit board assembly and one or more wireless connectors in electrical communication with the printed circuit board assembly. The one or more wireless connectors convert between electrical signals and optical signals. The datacenter rack includes a wireless free space region within the housing, and the wireless free space region includes a wireless reflective backplane that allows free space wireless communication between the first networking box and the second networking box.Type: GrantFiled: September 27, 2017Date of Patent: December 10, 2019Assignee: MELLANOX TECHNOLOGIES, LTD.Inventors: Yaakov Gridish, Elad Mentovich, Eitan Zahavi, Sylvie Rockman
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Patent number: 10473857Abstract: A waveguide having a gradient-index (GRIN) waveguide lateral coupler is provided. In an example embodiment, the waveguide comprises an active region. The refractive index profile of the active region is non-constant.Type: GrantFiled: July 10, 2018Date of Patent: November 12, 2019Assignee: Mellanox Technologies, Ltd.Inventors: Yaakov Gridish, Eran Aharon, Elad Mentovich, Sylvie Rockman
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Patent number: 10345542Abstract: An opto-mechanical coupler and corresponding method of manufacture are provided. The coupler may include a body defining a bottom surface, a receiving surface, and a reflective surface. The reflective surface may redirect optical signals between a first direction and a second direction. The receiving surface may position one or more optical fibers along the second direction such that an optical signal from the plurality of optoelectronic transceivers may be directed into the one or more optical fibers or an optical signal received from the one or more optical fibers may be directed into the plurality of the optoelectronic transceivers. The receiving surface may also define grooves to locate each optical fiber at a height relative to a first optical path in the second direction.Type: GrantFiled: September 29, 2016Date of Patent: July 9, 2019Assignee: MELLANOX TECHNOLOGIES, LTD.Inventors: Sylvie Rockman, Yaakov Gridish, Pierre Avner Badehi
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Publication number: 20190098793Abstract: An internally wireless datacenter rack configured to support datacenter computing equipment is provided. The datacenter rack includes a housing configured to receive a first networking box including a printed circuit board assembly and one or more wireless connectors in electrical communication with the printed circuit board assembly. The housing includes a second networking box including a printed circuit board assembly and one or more wireless connectors in electrical communication with the printed circuit board assembly. The one or more wireless connectors convert between electrical signals and optical signals. The datacenter rack includes a wireless free space region within the housing, and the wireless free space region includes a wireless reflective backplane that allows free space wireless communication between the first networking box and the second networking box.Type: ApplicationFiled: September 27, 2017Publication date: March 28, 2019Inventors: Yaakov GRIDISH, Elad MENTOVICH, Eitan ZAHAVI, Sylvie ROCKMAN
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Publication number: 20190018192Abstract: A waveguide having a gradient-index (GRIN) waveguide lateral coupler is provided. In an example embodiment, the waveguide comprises an active region. The refractive index profile of the active region is non-constant.Type: ApplicationFiled: July 10, 2018Publication date: January 17, 2019Inventors: Yaakov Gridish, Eran Aharon, Elad Mentovich, Sylvie Rockman
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Publication number: 20180335567Abstract: An optical component assembly is provided including a substrate. The assembly includes an optical transmitter configured to transmit an optical signal, an optical receiver configured to receive the optical signal, and an optical waveguide extending between the optical transmitter and the optical receiver. The assembly further includes a frangible region defining a first portion of the substrate and a second portion of the substrate, wherein the frangible region is configured to allow the first portion to be separated from the second portion. The assembly may be configured to be modified from a testing configuration, in which the first portion is integrally connected to the second portion via the frangible region, to an operational configuration, in which the first portion is separated from the second portion such that communication of optical signals between the optical transmitter and the optical receiver is precluded.Type: ApplicationFiled: May 9, 2018Publication date: November 22, 2018Inventors: Elad MENTOVICH, Yaakov GRIDISH, Oded WERTHEIM, Sylvie ROCKMAN, Benny KOREN
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Publication number: 20180323501Abstract: An printed circuit board (PCB) assembly and method of assembling the same for a high-speed, short-reach communication link are described that provide a mechanism for transmitting radio frequency (RF) waves from one digital electronic component of the PCB assembly to another, where the second digital electronic component is located either on the same PCB assembly or on a second PCB assembly. The assembly includes a PCB having multiple layers and a digital electronic component supported by the PCB. At least one of the layers defines a channel that confines RF waves therein. An RF antenna in communication with the digital electronic component extends into the channel, and the RF antenna transmits RF signals generated by the digital electronic component into the channel as RF waves or receives RF waves via the channel and conveys corresponding RF signals to the digital electronic component.Type: ApplicationFiled: May 4, 2017Publication date: November 8, 2018Inventors: Elad Mentovich, Yaakov Gridish, Oded Wertheim, Sylvie Rockman, Benny Koren
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Patent number: 10088639Abstract: An opto-mechanical coupler and corresponding method are provided. The coupler may include a first end and a second end configured to receive optical fibers and a top surface and bottomed surface defining a through hole extending between the top and bottom surfaces. The coupler may include a reflective surface that redirects the optical signals between a first direction and a second direction substantially perpendicular to the first direction. The coupler may position one or more optical fibers along a second direction such that an optical signal from the plurality of optoelectronic transceivers is directed into one or more optical fibers or an optical signal from the one or more optical fibers is directed into a plurality of the optoelectronic transceivers, with the coupler accommodating different diameters of optical fiber including POF, SMF, and/or MMF fiber.Type: GrantFiled: June 28, 2016Date of Patent: October 2, 2018Assignee: Mellanox Technologies, Ltd.Inventors: Elad Mentovich, Itshak Kalifa, Sylvie Rockman, Alon Webman, Amir Prescher, Evelyn Landman, Anna Sandomirsky, Eitan Zahavi, Yaakov Gridish
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Publication number: 20180259723Abstract: A optical assembly and a method of reducing interference using the same may be provided. The optical assembly may include an optical cable and an optical transceiver module. The optical transceiver module may include a socket configured to receive the optical cable, an electro-optical transducer configured to generate an optical signal, and an optical lantern. The optical lantern may include an optical prism that may receive the optical signal via a first surface, disperse the optical signal into a plurality of modes of the optical signal, and output the plurality of modes via a second surface. A mirror may reflect the optical signal from a first direction extending between the first surface and the mirror to a second direction extending between the mirror and the second surface. The optical lantern may direct at least one of the plurality of modes of the optical signal into the optical cable.Type: ApplicationFiled: March 13, 2017Publication date: September 13, 2018Inventors: Elad Mentovich, Sylvie Rockman, Itshak Kalifa, Yaakov Gridish