Patents Assigned to ISTANBUL TEKNIK UNIVERSITESI
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Publication number: 20210380056Abstract: A crash box system is provided. The crash box system includes “V” shaped leaf springs located between a front plate and a rear plate, wherein the “V” shaped leaf springs have been placed. vertically to the front plate and rear plate at wing corners. The crash box system further includes a cylindrical beveled tube placed inside an outer tube having an unconventional structure. The “V” shaped leaf springs, the outer tube, re-entrant hexagonal bottom imperfections and re-entrant hexagonal top imperfections, the cylindrical beveled tube and a cylindrical tube trigger mechanism provided in the crash box system, enables energy absorption such that peak forces are kept low at different times. By this means aim of the crash box system to prevent, injuries and traumas that occur due to accident effects such as a whiplash effect during accidents at different speeds.Type: ApplicationFiled: September 25, 2019Publication date: December 9, 2021Applicant: ISTANBUL TEKNIK UNIVERSITESIInventors: Kadir GUNAYDIN, Halit Suleyman TURKMEN
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Publication number: 20210359777Abstract: A generalized frequency division multiplexing method with multiple-input multiple-output and flexible index modulation, which enables to have the energy efficiency provided by space and frequency index modulation systems with generalized frequency division multiplexing (GFDM) without complicating the transmitter and receiver structure and provide for the efficient use of frequency resources, increase in spectral efficiency, minimum complexity and increase in energy efficiency.Type: ApplicationFiled: July 3, 2018Publication date: November 18, 2021Applicants: ISTANBUL TEKNIK UNIVERSITESI, NETAS TELEKOMUNIKASYON A.S.Inventors: Ersin OZTURK, Ertugrul BASAR, Hakan Ali CIRPAN
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Patent number: 11161113Abstract: A microchannel (1) having a spiral geometry structured with asymmetrical curls (2) that enables separation of metastasis cancer cells rarely found in blood from the blood cells and enrichment thereof, which forces the particles or the cells to focus quicker and where high-quality particle focusing in a wider flow rate range can be performed.Type: GrantFiled: March 16, 2018Date of Patent: November 2, 2021Assignee: ISTANBUL TEKNIK UNIVERSITESIInventors: Levent Trabzon, Samir Jaber, Utku Mustafa Sonmez
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Publication number: 20210309978Abstract: An esterase enzyme is provided. A polynucleotide sequence is shown in SEQ ID NO. 1. A sequence number of a protein encoded by the polynucleotide sequence is shown in SEQ ID NO. 2. The polynucleotide sequence is obtained as a result of a polymerase chain reaction with a first primers having a nucleotide sequence shown in SEQ ID NO. 3 and a second primer having a nucleotide sequence shown in SEQ ID NO. 4.Type: ApplicationFiled: August 2, 2019Publication date: October 7, 2021Applicant: ISTANBUL TEKNIK UNIVERSITESIInventors: Havva Esra TUTUNCU, Nevin Gul KARAGULER, Nurgul CELIK BALCI, Melek TUTER
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Patent number: 11117133Abstract: A microfluidic system which enables singular confinement of cells at the capturing stations and impedance measurements of single cells at these stations. The microfluidic system includes an inlet, a dielectrophoretic separation site, a waste outlet I, a connection pad, a hydrodynamic flow resistance. Collective measurements can also be obtained by measuring up to twenty singular cells at capturing stations simultaneously.Type: GrantFiled: August 17, 2018Date of Patent: September 14, 2021Assignee: ISTANBUL TEKNIK UNIVERSITESIInventors: Huseyin Kizil, Emre Altinagac
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Publication number: 20210272116Abstract: An E-commerce protocol is provided. The E-commerce protocol has been developed as a solution to malicious attacks such as credit card fraud and stealing of various financial data, wherein the malicious attacks appeared particularly in a cyber world. With the help of the E-commerce protocol, a manipulated version of user information in an E-commerce database removes security risks of compromising on E-commerce systems. Even though a user does not have to share personal information of the user with E-commerce companies, an application also eliminates a necessity of entering the user information for each online transaction.Type: ApplicationFiled: February 12, 2021Publication date: September 2, 2021Applicant: ISTANBUL TEKNIK UNIVERSITESIInventors: ENVER OZDEMIR, SENA EFSUN CEBECI, KUBRA NARI
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Publication number: 20210226784Abstract: Methods of half-duplex communication systems or full-duplex communication systems are provided. The half-duplex communication system includes n number user units-including a transmitting unit of transmitting units, wherein the transmitting unit including a channel estimation module, an identity update module and a modulation module; a receiving unit of receiving units including a demodulation module, a post-processing module and a reconciliation and verification module; a memory unit for storing prime identities, data to be transmitted and shared secret key; a control unit; an antenna connected to each of the transmitting units and each of the receiving units; and the methods are used for realizing a generation of shared secret keys, and an integrated identity verification and a data transmission using the half-duplex communication systems and the full-duplex communication systems.Type: ApplicationFiled: July 3, 2019Publication date: July 22, 2021Applicant: ISTANBUL TEKNIK UNIVERSITESIInventors: Ufuk ALTUN, Semiha TEDIK BASARAN, Gunes Zeynep KARABULUT KURT, Enver OZDEMIR
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Publication number: 20210141015Abstract: A method of perfect detection of concurrent faults in CMOS circuits, using reversible gates and preservative gates is provided. The concurrent faults occurring in the CMOS circuits are detected without being masked by the method. The method includes the following steps: Carrying out functions using the reversible gates and the preservative gates, transforming the reversible gates and the preservative gates into CMOS circuit equivalents.Type: ApplicationFiled: November 9, 2020Publication date: May 13, 2021Applicant: Istanbul Teknik UniversitesiInventors: Mustafa ALTUN, Sajjad PARVIN
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Patent number: 10941831Abstract: A modular shock absorber developed for use in places where shock absorption is required. The modular shock absorber includes; horizontal carriers, a main carrier I and a main carrier II, a central carrier I, a central carrier II, an upper plate I, a lower plate I, a lower plate II, an upper plate II, an upper plate III, a lower plate III, a lower plate IV and an upper plate IV.Type: GrantFiled: May 18, 2018Date of Patent: March 9, 2021Assignee: ISTANBUL TEKNIK UNIVERSITESIInventors: Mesut Kirca, Cem Guzelbulut, Ezgi Akbulut
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Patent number: 10890110Abstract: An internal combustion engine, includes a 1st rotor having two blades, rotating in the circular volume of the motor body block with variable angular speed; a 2nd rotor having two blades, rotating in the circular volume of the motor body block with variable angular speed, a rolling bearing provided between the 1st rotor and the 2nd rotor enables rotation of the 1st rotor and the 2nd rotor on each other; a 1st unidirectional rolling bearing between the 1st rotor and the back cover enables rotation of the 1st rotor and the 2nd rotor at different times and at different extents; a 3rd unidirectional rolling bearing transferring the 2nd rotor's rotation movements to the output shaft is provided on the internal collar of the 2nd rotor; a 4th unidirectional rolling bearing transferring the 1st rotor's rotation movements to the output shaft is provided on the internal collar of the 1st rotor.Type: GrantFiled: April 19, 2018Date of Patent: January 12, 2021Assignees: ISTANBUL TEKNIK UNIVERSITESI, MITOS MIKRODALGA GORUNTULEME SISTEMLERI MUHENDISLIK SANAYI VE TICARET LIMITED SIRKETIInventors: Guray Ali Canli, Ibrahim Akduman, Ismail Kurtoglu, Mehmet Cayoren, Hasan Ercan, Haluk Ali Yumlu
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Patent number: 10892651Abstract: A combined multi-source energy harvesting and communication management system which enables to obtain high efficiency energy by means of the configuration among the energy control interface (6), the energy combiner (7), the energy storage and transfer unit (8), the memory (9), the energy management unit (10) and the communication management unit (11).Type: GrantFiled: May 21, 2018Date of Patent: January 12, 2021Assignee: ISTANBUL TEKNIK UNIVERSITESIInventors: Dogay Altinel, Gunes Zeynep Karabulut Kurt
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Patent number: 10847428Abstract: A four-terminal switch, and a switching lattice comprising four-terminal switches. The four-terminal switch operates and is fabricated according to the principles of complementary metal oxide semiconductor (CMOS) technology. The four-terminal switch includes a bulk layer; a single transistor channel located at a surface of the bulk layer; and four diffusion regions positioned around the single transistor channel. The single transistor channel is a single H shaped transistor channel and the four diffusion regions are positioned around the single H shaped transistor channel.Type: GrantFiled: September 20, 2019Date of Patent: November 24, 2020Assignee: ISTANBUL TEKNIK UNIVERSITESIInventors: Mustafa Altun, Serzat Safaltin, Ismail Cevik
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Publication number: 20200312728Abstract: A four-terminal switch, and a switching lattice comprising four-terminal switches. The four-terminal switch operates and is fabricated according to the principles of complementary metal oxide semiconductor (CMOS) technology. The four-terminal switch includes a bulk layer; a single transistor channel located at a surface of the bulk layer; and four diffusion regions positioned around the single transistor channel. The single transistor channel is a single H shaped transistor channel and the four diffusion regions are positioned around the single H shaped transistor channel.Type: ApplicationFiled: September 20, 2019Publication date: October 1, 2020Applicant: Istanbul Teknik UniversitesiInventors: Mustafa ALTUN, Serzat SAFALTIN, Ismail CEVIK
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Publication number: 20200289986Abstract: A concurrent desalination and boron removal (CDBR) process and a system thereof are provided. The system includes: a plurality of single-stage reverse osmosis (SSRO) stages connected in series, and a countercurrent membrane cascade with recycle (CMCR). The process includes the following steps: introducing a retentate from one SSRO stage or a series of SSRO stages optimally as a feed to a CMCR; countercurrent a retentate flow and a permeate flow in the CMCR; permeate recycling to a retentate side in the CMCR; retentate self-recycling in at least one of membrane stages in the CMCR; introducing a permeate from the SSRO stage(s) as a feed to an LPMS; and blending permeate streams from the CMCR and LPMS to achieve concentrations in a water product.Type: ApplicationFiled: October 19, 2016Publication date: September 17, 2020Applicant: ISTANBUL TEKNIK UNIVERSITESI REKTORLUGUInventors: William Bernard KRANTZ, Sadiye VELIOGLU, Suer KURKLU, Mehmet Goktug AHUNBAY, Serife Birgul ERSOLMAZ
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Publication number: 20200283142Abstract: An autonomous unmanned aerial vehicle for land, sea and air use. The autonomous unmanned aerial vehicle is more specifically related to an unmanned aerial vehicle, wherein the autonomous unmanned aerial vehicle is configured to vertically take off and vertically land, fly with fixed wings and stay in the air silently for a long time by means of a balloon inflated behind it.Type: ApplicationFiled: July 6, 2018Publication date: September 10, 2020Applicants: Istanbul Teknik Universitesi, Mitos Mikrodalga Goruntuleme Sistemleri Muhendislik Sanayi ve Ticaret Limited SirketiInventors: Guray Ali CANLI, Ibrahim AKDUMAN, Ismail KURTOGLU, Mehmet CAYOREN, Pelin YAVUZ GUNDOGDU, Ibrahim OZKOL, Hasan ERCAN, Muhammet Tarik TAMYUREK
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Patent number: 10740554Abstract: This invention is related to a document similarity detection method in which non-prefix-free (NPF) coding of the input documents as a transform is used to provide the privacy. The method includes the following steps, encoding the symbols of the documents with non-prefix-free coding scheme, obtaining the transformed documents, calculating the similarity score of the transformed documents with the normalized compression distance similarity metric.Type: GrantFiled: January 23, 2017Date of Patent: August 11, 2020Assignee: ISTANBUL TEKNIK UNIVERSITESIInventors: Muhammed Oguzhan Kulekci, Mustafa Ersel Kamasak
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Patent number: 10720522Abstract: The invention relates to a device, named four-terminal switch, and a switching lattice comprising four-terminal switches. A four-terminal switch operates and can be fabricated according to the principles of complementary metal oxide semiconductor (CMOS) technology. However, it has four source/drain terminals as opposed to two terminals in conventional MOS devices; it is able to conduct current in two dimensions between four terminals as opposed to one-dimensional current flow in conventional MOS devices; and it is able to form dense switching lattice structures for area efficiency.Type: GrantFiled: March 25, 2019Date of Patent: July 21, 2020Assignee: ISTANBUL TEKNIK UNIVERSITESIInventors: Mustafa Altun, Serzat Safaltin, Ismail Cevik
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Publication number: 20200207986Abstract: The invention relates to polyamide polymeric films comprising zwitterionic polysiloxane. The films of the invention may be used for providing high performance in the filtration applications.Type: ApplicationFiled: August 10, 2018Publication date: July 2, 2020Applicants: Sabanci Universitesi, Istanbul Teknik UniversitesiInventors: Yusuf Ziya MENCELOGLU, Serkan UNAL, Selda ERKOÇ iLTER, Ismail KOYUNCU, Jalal Al Din SHARABATI, Serkan GUCLU, Derya Yuksel IMER, Farzin SAFFARIMIANDOAB
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Publication number: 20200197561Abstract: This invention is related to a surgical suture production method that has been given electrical conductivity to the surgical suture. The surgical suture production method subjected to the invention comprises the steps of, dissolving a conductive or semi conductive polymer that is to be used as coating material in a solvent together with a dopant that increases electrical conductivity, immersing the surgical suture inside this solution and coating the suture, taking the suture out of the solution and obtaining an electrical conductive layer on the suture after the solution on it has evaporated.Type: ApplicationFiled: November 28, 2017Publication date: June 25, 2020Applicant: ÌSTANBUL TEKNÍK ÜNÍVERSÌTESÌInventors: YETKÍN ÖZTÜRK, ESRA ALVEROGLU DURUCU
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Publication number: 20200139369Abstract: A microfluidic system which enables singular confinement of cells at the capturing stations and impedance measurements of single cells at these stations. The microfluidic system includes an inlet, a dielectrophoretic separation site, a waste outlet I, a connection pad, a hydrodynamic flow resistance. Collective measurements can also be obtained by measuring up to twenty singular cells at capturing stations simultaneously.Type: ApplicationFiled: August 17, 2018Publication date: May 7, 2020Applicant: ISTANBUL TEKNIK UNIVERSITESIInventors: Huseyin KIZIL, Emre ALTINAGAC