Patents by Inventor Yusuf Leblebici
Yusuf Leblebici 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: 10705138Abstract: A device testing approach employs optical antennas at test locations of a semiconductor device, usable as either/both radiators or receivers. As a radiator, an antenna responds to localized optical energy at a test location of the device to generate corresponding radiated optical energy that can be sensed and processed by a test system. As a receiver, an antenna receives radiated optical energy as generated by a test system and converts the energy into corresponding localized optical energy for affecting operation of the device. The optical antennas may be formed from metal segments on the same metal layers used for signal interconnections in the device, and thus the disclosed approach can provide enhanced test functionality without burdening the device manufacturing process with additional complexity solely to support testing. The testing approach may be used in different modalities in which the antennas variably act as transmitters, receivers, and reflectors/refractors.Type: GrantFiled: July 6, 2016Date of Patent: July 7, 2020Assignee: Trustees of Boston UniversityInventors: M. Selim Ünlü, Bennett B. Goldberg, Yusuf Leblebici
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Publication number: 20200154043Abstract: A multi-camera hemispherical very wide field of view imaging apparatus with omnidirectional illumination capability comprises a cylindrical body (4, 4.a, 4.b), a hemispherical mechanical frame (2) arranged on one end of the cylindrical body (4, 4.a, 4.b), a plurality of imaging channels (3), each imaging channel (3) comprising at least an image sensor and related optics with a fixed focus appropriate for endoscopic imaging, the plurality of imaging channels (3) being distributed over the hemispherical mechanical frame (2), a light source arranged centre-down at a back part of the plurality of imaging channels (3) and inside or at the end of the cylindrical body (4, 4.a, 4.b). Each imaging channel (3) comprises a plurality of lightning channels (1) around their centre, each of the plurality of lightning channels (1) comprising at least one microfiber light guide having a determined angle of curvature arranged to transmit the light from the light source.Type: ApplicationFiled: November 9, 2018Publication date: May 14, 2020Inventors: Ömer Cogal, Yusuf Leblebici
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Patent number: 10362225Abstract: An omnidirectional sensor array system, for example a panoptic camera, comprising a plurality of sensors arranged on a support of predetermined shape to acquire data, wherein said sensors are directional and wherein each sensor is attached to a processing node which comprises integrated electronics that carries out at least a portion of the signal processing algorithms locally in order to reduce the computational load of a central hardware unit.Type: GrantFiled: January 23, 2018Date of Patent: July 23, 2019Assignee: ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE (EPFL)Inventors: Luigi Bagnato, Laurent Jacques, Pierre Vandergheynst, Hossein Afshari, Alexandre Schmid, Yusuf Leblebici
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Patent number: 10334163Abstract: A multi-camera hemispherical very wide field of view imaging apparatus with omnidirectional illumination capability comprises a cylindrical body (4, 4.a, 4.b), a hemispherical mechanical frame (2) arranged on one end of the cylindrical body (4, 4.a, 4.b), a plurality of imaging channels (3), each imaging channel (3) comprising at least an image sensor and related optics with a fixed focus appropriate for endoscopic imaging, the plurality of imaging channels (3) being distributed over the hemispherical mechanical frame (2), a light source arranged center-down at a back part of the plurality of imaging channels (3) and inside or at the end of the cylindrical body (4, 4.a, 4.b). Each imaging channel (3) comprises a plurality of lightning channels (1) around their center, each of the plurality of lightning channels (1) comprising at least one microfiber light guide having a determined angle of curvature arranged to transmit the light from the light source.Type: GrantFiled: February 24, 2015Date of Patent: June 25, 2019Assignee: ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE (EPFL)Inventors: Ömer Cogal, Yusuf Leblebici
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Publication number: 20180220070Abstract: An omnidirectional sensor array system, for example a panoptic camera, comprising a plurality of sensors arranged on a support of predetermined shape to acquire data, wherein said sensors are directional and wherein each sensor is attached to a processing node which comprises integrated electronics that carries out at least a portion of the signal processing algorithms locally in order to reduce the computational load of a central hardware unit.Type: ApplicationFiled: January 23, 2018Publication date: August 2, 2018Applicant: ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE (EPFL)Inventors: Luigi BAGNATO, Laurent JACQUES, Pierre VANDERGHEYNST, Hossein AFSHARI, Alexandre SCHMID, Yusuf LEBLEBICI
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Patent number: 9876953Abstract: An omnidirectional sensor array system, for example a panoptic camera, comprising a plurality of sensors arranged on a support of predetermined shape to acquire data, wherein said sensors are directional and wherein each sensor is attached to a processing node which comprises integrated electronics that carries out at least a portion of the signal processing algorithms locally in order to reduce the computational load of a central hardware unit.Type: GrantFiled: October 31, 2011Date of Patent: January 23, 2018Assignee: ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE (EPFL)Inventors: Luigi Bagnato, Laurent Jacques, Pierre Vandergheynst, Hossein Afshari, Alexandre Schmid, Yusuf Leblebici
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Patent number: 9756312Abstract: A real-time stereo camera disparity estimation device comprises input means arranged to input measured data corresponding to rows of left and right images; a plurality of on-chip memories arranged to buffer the input measured data; a vertical rotator hardware module configured to align the rows of left and right images in a same column; a reconfigurable data allocation hardware module; a reconfigurable computation of metrics hardware module; and an adaptive disparity selection hardware module configured to select disparity values with the minimum matching costs.Type: GrantFiled: May 1, 2014Date of Patent: September 5, 2017Assignee: ECOLE POLYTECHNIQUE FÉDÉRALE DE LAUSANNE (EPFL)Inventors: Abdulkadir Akin, Yusuf Leblebici, Alexandre Schmid, Ipek Baz, Irem Boybat, Huseyin Baris Atakan
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Publication number: 20170013193Abstract: A multi-camera hemispherical very wide field of view imaging apparatus with omnidirectional illumination capability comprises a cylindrical body (4, 4.a, 4.b), a hemispherical mechanical frame (2) arranged on one end of the cylindrical body (4, 4.a, 4.b), a plurality of imaging channels (3), each imaging channel (3) comprising at least an image sensor and related optics with a fixed focus appropriate for endoscopic imaging, the plurality of imaging channels (3) being distributed over the hemispherical mechanical frame (2), a light source arranged centre-down at a back part of the plurality of imaging channels (3) and inside or at the end of the cylindrical body (4, 4.a, 4.b). Each imaging channel (3) comprises a plurality of lightning channels (1) around their centre, each of the plurality of lightning channels (1) comprising at least one microfiber light guide having a determined angle of curvature arranged to transmit the light from the light source.Type: ApplicationFiled: February 24, 2015Publication date: January 12, 2017Applicant: Ecole Polytechnique Federale de Lausanne (EPFL)Inventors: Ömer Cogal, Yusuf Leblebici
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Publication number: 20160322101Abstract: A bipolar resistive switching device including an electrically conductive bottom electrode, a stack of transition metal oxides layers, a number of transition metal oxide layers being equal or greater than 2, the stack including: at least one MOx layer, at least one oxygen gettering layer NOy, wherein the resistive switching device further includes an electrically conductive top electrode.Type: ApplicationFiled: June 24, 2016Publication date: November 3, 2016Inventors: Davide Sacchetto, Shashi Kanth Bobba, Pierre-Emmanuel Julien Marc Gaillardon, Yusuf Leblebici, Giovanni De Micheli, Tugba Demirci
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Publication number: 20160313395Abstract: A device testing approach employs optical antennas at test locations of a semiconductor device, usable as either/both radiators or receivers. As a radiator, an antenna responds to localized optical energy at a test location of the device to generate corresponding radiated optical energy that can be sensed and processed by a test system. As a receiver, an antenna receives radiated optical energy as generated by a test system and converts the energy into corresponding localized optical energy for affecting operation of the device. The optical antennas may be formed from metal segments on the same metal layers used for signal interconnections in the device, and thus the disclosed approach can provide enhanced test functionality without burdening the device manufacturing process with additional complexity solely to support testing. The testing approach may be used in different modalities in which the antennas variably act as transmitters, receivers, and reflectors/refractors.Type: ApplicationFiled: July 6, 2016Publication date: October 27, 2016Inventors: M. Selim Ünlü, Bennett B. Goldberg, Yusuf Leblebici
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Patent number: 9412728Abstract: A method for performing a post processing pattern on a diced chip having a footprint, comprises the steps of providing a support wafer; applying a first dry film photoresist to the support wafer; positioning a mask corresponding to the footprint of the diced chip on the first dry film photoresist; expose the mask and the first dry film photoresist to UV radiation; remove the mask; photoresist develop the exposed first dry film photoresist to obtain a cavity corresponding to the diced chip; positioning the diced chip inside the cavity; applying a second dry film photoresist to the first film photoresist and the diced chip; and expose and develop the second dry film photoresist applied to the diced chip in accordance with the post processing pattern.Type: GrantFiled: July 19, 2013Date of Patent: August 9, 2016Assignee: ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE (EPFL)Inventors: Carlotta Guiducci, Yusuf Leblebici, Yuksel Temiz
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Patent number: 9412940Abstract: A bipolar resistive switching device (RSM device, FIG. 35) comprises an electrically conductive bottom electrode (BE, FIG. 35); a stack of transition metal oxides layers (RSM, FIG. 35), a number of transition metal oxide layers (RSO, FIG. 35) being equal or greater than 2, the stack comprising: at least one MOx layer (RSOA, FIG. 35), at least one oxygen gettering layer NOy (RSOB, FIG. 35). The resistive switching device further comprises an electrically conductive top electrode (TE, FIG. 35).Type: GrantFiled: July 19, 2013Date of Patent: August 9, 2016Assignee: ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE (EPFL)Inventors: Davide Sacchetto, Shashi Kanth Bobba, Pierre-Emmanuel Julien Marc Gaillardon, Yusuf Leblebici, Giovanni De Micheli, Tugba Demirci
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Patent number: 9413333Abstract: In the present invention, a nanomechanical resonator array (1), which is suitable being used in an oscillator and production method of said nanomechanical resonator array are developed. Said resonator array (1) comprises at least two resonators (2), which are in the size of nanometers, which are vertically arrayed and which are preferably in the form of nano-wire or nano-tube; at least one coupling membrane (3), which mechanically couples said resonators (2) from their one ends, and at least one clamping element (4), which supports mechanical coupling by clamping said coupling membrane (3). Said resonator array (1) can be actuated and its displacements can be sensed. The present invention develops a predictive model of the frequency response of an oscillator comprising the said resonator array (1) for electrostatic actuation and capacitive readout. An oscillator comprised of multiple resonator arrays (1) with different frequency responses connected to a frequency manipulation circuitry can be used as well.Type: GrantFiled: April 19, 2013Date of Patent: August 9, 2016Assignee: Koc UniversitesiInventors: Burhanettin Erdem Alaca, Yusuf Leblebici, Ismail Yorulmaz, Yasin Kilinc, Bekir Aksoy
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Publication number: 20160087600Abstract: In the present invention, a nanomechanical resonator array (1), which is suitable being used in an oscillator and production method of said nanomechanical resonator array are developed. Said resonator array (1) comprises at least two resonators (2), which are in the size of nanometers, which are vertically arrayed and which are preferably in the form of nano-wire or nano-tube; at least one coupling membrane (3), which mechanically couples said resonators (2) from their one ends, and at least one clamping element (4), which supports mechanical coupling by clamping said coupling membrane (3). Said resonator array (1) can be actuated and its displacements can be sensed. The present invention develops a predictive model of the frequency response of an oscillator comprising the said resonator array (1) for electrostatic actuation and capacitive readout. An oscillator comprised of multiple resonator arrays (1) with different frequency responses connected to a frequency manipulation circuitry can be used as well.Type: ApplicationFiled: April 19, 2013Publication date: March 24, 2016Applicant: KOC UNIVERSITESIInventors: Burhanettin Erdem Alaca, Yusuf Leblebici, Ismail Yorulmaz, Yasin Kilinc, Bekir Aksoy
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Patent number: 9252252Abstract: This invention describes a novel electronic device consisting of one—or more—vertically stacked gate-all-around silicon nanowire field effect transistor (SNWFET) with two independent gate electrodes. One of the two gate electrodes, acting on the central section of the transistor channel, controls on/off behavior of the channel. The second gate, acting on the regions in proximity to the source and the drain of the transistor, defines the polarity of the devices, i.e. p or n type. The electric field of the second gate acts either at the interface of the nanowire-to-source/drain region or anywhere in close proximity to the depleted region of the SiNW body, modulating the bending of the Schottky barriers at the contacts, eventually screening one type of charge carrier to pass through the channel of the transistor. This is achieved by controlling the majority carriers passing through the transistor channel by regulating the Schottky barrier thicknesses at the source and drain contacts.Type: GrantFiled: May 22, 2013Date of Patent: February 2, 2016Assignee: ECOLE POLYTECHNIQUE FÉDÉRALE DE LAUSANNE (EPFL)Inventors: Giovanni De Micheli, Yusuf Leblebici, Michele De Marchi, Davide Sacchetto
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Patent number: 9234728Abstract: A modular reconnaissance capsule or reconnaissance pod is provided that is suitable for deployment by means of an artillery launching platform, such as a conventional 40 mm grenade launcher or 155 mm cannon wherein a parachute is deployed at a pre-calculated observation altitude, the parachute being designed to yield a sufficiently slow rate of descent to permit live video capture and transmission of images as forward observation information. Alternatively, pods according to the invention may also be air dropped from an aircraft, either piloted or pilotless, thus allowing the aircraft to operate at a safe distance and yet provide close reconnaissance even under a cloud cover. Accurate information about targeting dynamics is made available to the user through commercially available products. The invention complements other reconnaissance methods and provides easy-to-use real-time visual information for a desired area of interest.Type: GrantFiled: November 8, 2013Date of Patent: January 12, 2016Assignee: Lonestar Inventions, L.P.Inventors: Osman Ersed Akcasu, Ibrahim Onur Uslu, Yusuf Leblebici
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Publication number: 20150371978Abstract: A method for performing a post processing pattern on a diced chip having a foot-print, comprises the steps of providing a support wafer; applying a first dry film photoresist to the support wafer; positioning a mask corresponding to the footprint of the diced chip on the first dry film photoresist; expose the mask and the first dry film photoresist to UV radiation; remove the mask; photoresist develop the exposed first dry film photoresist to obtain a cavity corresponding to the diced chip; positioning the diced chip inside the cavity; applying a second dry film photoresist to the first film photoresist and the diced chip; and expose and develop the second dry film photoresist applied to the diced chip in accordance with the post processing pattern.Type: ApplicationFiled: July 19, 2013Publication date: December 24, 2015Applicant: ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE (EPFL)Inventors: Carlotta GUIDUCCI, Yusuf LEBLEBICI, Yüksel TEMIZ
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Patent number: 9203422Abstract: An event-driven tracking analog to digital converter (ADC) architecture is proposed. The proposed architecture has less sensitivity to amplifier and DAC non-linearity, reduces the swing and dynamic common-mode range requirement of the operational transconductance amplifier (OTA) and comparators, respectively.Type: GrantFiled: September 28, 2012Date of Patent: December 1, 2015Assignee: ECOLE POLYTECHIQUE FEDERALE DE LAUSANNE (EPFL)Inventors: Vahid Majidzadeh Bafar, Alexandre Schmid, Yusuf Leblebici
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Publication number: 20150319419Abstract: A real-time stereo camera disparity estimation device comprises input means arranged to input measured data corresponding to rows of left and right images; a plurality of on-chip memories arranged to buffer the input measured data; a vertical rotator hardware module configured to align the rows of left and right images in a same column; a reconfigurable data allocation hardware module; a reconfigurable computation of metrics hardware module; and an adaptive disparity selection hardware module configured to select disparity values with the minimum matching costs.Type: ApplicationFiled: May 1, 2014Publication date: November 5, 2015Applicant: ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE (EPFL)Inventors: Abdulkadir AKIN, Yusuf LEBLEBICI, Alexandre SCHMID, Ipek BAZ, Irem BOYBAT, Huseyin Baris ATAKAN
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Publication number: 20150200363Abstract: A bipolar resistive switching device (RSM device, FIG. 35) comprises an electrically conductive bottom electrode (BE, FIG. 35); a stack of transition metal oxides layers (RSM, FIG. 35), a number of transition metal oxide layers (RSO, FIG. 35) being equal or greater than 2, the stack comprising: at least one MOx layer (RSOA, FIG. 35), at least one oxygen gettering layer NOy (RSOB, FIG. 35). The resistive switching device further comprises an electrically conductive top electrode (TE, FIG. 35).Type: ApplicationFiled: July 19, 2013Publication date: July 16, 2015Inventors: Davide Sacchetto, Shashi Kanth Bobba, Pierre-Emmanuel Julien Marc Gaillardon, Yusuf Leblebici, Giovanni De Micheli, Tugba Demirci