Patents Assigned to ISTANBUL TEKNIK UNIVERSITESI
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Patent number: 11931699Abstract: Integrating an aquaporin Z protein addition to an outer surface of hollow fiber membranes and a production method of aquaporin Z integrated hollow fiber membranes using different hollow fiber support membranes are provided. The production method includes polymeric, nanocomposite materials. When an aquaporin protein integrated onto reinforced hollow fiber membranes, increase in a mechanical strength and a flux of the reinforced hollow fiber membranes was observed.Type: GrantFiled: September 18, 2020Date of Patent: March 19, 2024Assignee: ISTANBUL TEKNIK UNIVERSITESIInventors: Ismail Koyuncu, Reyhan Sengur, Nevin Gul Karaguler, Esra Ates Genceli, Turker Turken
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Patent number: 11930041Abstract: A generalized localization system based on a physical layer aided spoofing signal attacks detection and an identification verification for hybrid heterogeneous networks including aerial and terrestrial communication systems is provided. The generalized localization system includes: a data preprocessing and separation block, a parameter extraction block, a local localization engine, a reliability assessment and trust management block, a location based anomaly detector block and a global fusion center.Type: GrantFiled: September 17, 2019Date of Patent: March 12, 2024Assignees: ISTANBUL TEKNIK UNIVERSITESI, GEBZE TEKNIK UNIVERSITESIInventors: Saliha Buyukcorak, Gunes Zeynep Karabulut Kurt
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Patent number: 11811506Abstract: A method making modifications during a key phase of physical layer security methods and enabling the physical layer security methods to be applicable in a wireless communication is provided. The method includes a step of generating a K common key, including steps to be carried out at a modulator during a data transmission phase.Type: GrantFiled: February 4, 2020Date of Patent: November 7, 2023Assignee: ISTANBUL TEKNIK UNIVERSITESIInventors: Ali Yilmaz Yildirim, Gunes Zeynep Karabulut Kurt
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Patent number: 11806022Abstract: An automatically adjusted medical saw system has a mechanism that measures bone thickness via ultrasound-based sensors to ensure that only the bone tissue is cut during the cutting process and the soft tissue is not damaged during this cutting process. The automatically adjusted medical saw system includes a saw box, a saw blade, a movable platform, a saw motor, an ultrasonic receiver or a transmitter, a screw, a step motor, a hydrogel strip, a movement axis rail, a tightening apparatus, a motor control circuit, a control circuit for the ultrasonic receiver or the transmitter, a central control unit, and rails to guide the movable platform.Type: GrantFiled: September 18, 2020Date of Patent: November 7, 2023Assignees: ISTANBUL TEKNIK UNIVERSITESI, ISTANBUL UNIVERSITESI—CERRAHPASA REKTORLUGUInventors: Mustafa Okudan, Faruk Asicioglu, Ali Gelir
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Patent number: 11760285Abstract: 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 straight leaf springs have been placed vertically to the front plate and rear plate at wing winged corners. The crash box system further includes a cylindrical inner tube having a bevelled or outer tapered end surface being placed inside an outer tube having a rectangular cross-sectional structure with radiused outer corners and a reduced cross-sectional middle section. The V shaped leaf springs, the outer tube further having re-entrant hexagonal bottom imperfections and re-entrant hexagonal top imperfections, and the cylindrical inner tube having the bevelled or outer tapered end surface to provide the crash box system with energy absorption capabilities such that peak forces are kept low at different times.Type: GrantFiled: September 25, 2019Date of Patent: September 19, 2023Assignee: ISTANBUL TEKNIK UNIVERSITESIInventors: Kadir Gunaydin, Halit Suleyman Turkmen
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Publication number: 20230286384Abstract: A short circuit protection system for high voltage battery packs which is semiconductor based and provides protection with a faster response time, comprises a desaturation circuit comprising a resistor, a capacitor, and a diode, a MOSFET connected with the desaturation circuit, a driver for driving the MOSFET, a gate resistor with one end connected with the driver and another end connected with the MOSFET, a amplifier circuit configured to amplify the voltage signal passing through the gate resistor, a integral circuit connected with the output of the amplifier circuit and is configured to integrate the current measured from the gate resistor to find the load value of the gate resistor, a gate comparison circuit with one input connected with the gate resistor and another input connected with the integral circuit, a comparison circuit with one input connected with the desaturation circuit and another input connected with the gate comparison circuit.Type: ApplicationFiled: May 9, 2022Publication date: September 14, 2023Applicant: ISTANBUL TEKNIK UNIVERSITESIInventors: Murat Kubilay OZGUC, Derya Ahmet KOCABAS
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Publication number: 20230173423Abstract: A photothermal composition configured to be used in air filter for destroying bioaerosol particles by converting light energy emitted from a light source into heat energy including a photothermal agent is provided. The present invention also concerns an air filter for collecting the bioaerosol particles in an air flow and destroying said bioaerosol particles deposited thereon, including a photothermal agent which converts light energy emitted from a light source into heat energy.Type: ApplicationFiled: June 4, 2020Publication date: June 8, 2023Applicants: SABANCI UNIVERSITESI NANOTEKNOLOJI ARASTIRMA VE UYGULAMA MERKEZI SUNUM, ISTANBUL TEKNIK UNIVERSITESIInventors: Derya YUKSEL IMER, Hayriye UNAL
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Patent number: 11663597Abstract: 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: GrantFiled: February 12, 2021Date of Patent: May 30, 2023Assignee: ISTANBUL TEKNIK UNIVERSITESIInventors: Enver Ozdemir, Sena Efsun Cebeci, Kubra Nari
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TISSUE ANALYSIS DEVICE AND TISSUE ANALYSIS METHOD FOR CHARACTERIZING PROSTATE CANCER WITH MICROWAVES
Publication number: 20230135738Abstract: A device has been developed for diagnosing malignant prostate tissue to be utilized in the healthcare sector as a diagnostics equipment. The tissue identification device of the present invention includes a probe or resonator, a measurement tool including narrow band antennas, a classification unit, an inverse problem calculation unit, an S parameter measurement unit, and calculation unit (computer). The present device enables accurate diagnosis of prostate cancer by means of the above-mentioned elements it includes.Type: ApplicationFiled: January 12, 2021Publication date: May 4, 2023Applicant: ISTANBUL TEKNIK UNIVERSITESIInventors: Ibrahim AKDUMAN, Mehmet CAYOREN, Tuba YILMAZ ABDOLSAHEB -
Publication number: 20230041337Abstract: A multi-neural network (MNN) architecture and methods for training and operating networks according to the MNN architecture are provided. A multi-neural network includes a plurality of small primary neural networks arranged in parallel, at least one auxiliary neural network and a decision unit, wherein the at least one auxiliary neural network is trained specifically on erroneous data produced by the plurality of small primary neural networks.Type: ApplicationFiled: August 9, 2021Publication date: February 9, 2023Applicant: Istanbul Teknik UniversitesiInventors: Mustafa ALTUN, Sadra RAHIMI KARI
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Patent number: 11535375Abstract: 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: GrantFiled: July 6, 2018Date of Patent: December 27, 2022Assignees: ISTANBUL TEKNIK UNIVERSITESI, MITOS MIKRODALGA GORUN IULEME SISTEMLER: MUHENDISLHK 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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Publication number: 20220364029Abstract: A three dimensional (3D) microfluidic cartridge suitable for reproduction of cells in the 3D microfluidic cartridge and for observing an angiogenesis process is provided. The 3D microfluidic cartridge includes a side area, wherein a height of the side area is greater than a height of central area. With the 3D microfluidic cartridge, a 3D cell culture is carried out, tumor spheroids are formed in the 3D microfluidic cartridge, and angiogenesis potentials of the tumor spheroids are measured. Further, responses of endothelial cells against angiogenic or antiangiogenic effects of various small molecules, drugs, and protein therapeutics are measured in the 3D microfluidic cartridge.Type: ApplicationFiled: June 17, 2020Publication date: November 17, 2022Applicants: KOC UNIVERSITESI, ISTANBUL TEKNIK UNIVERSITESIInventors: Alper KIRAZ, Kemal BAYSAL, Ahmet C ERTEN, Berna MOROVA, Ateeq UR REHMAN, Umut Can COSKUN
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Publication number: 20220274068Abstract: Integrating an aquaporin Z protein addition to an outer surface of hollow fiber membranes and a production method of aquaporin Z integrated hollow fiber membranes using different hollow fiber support membranes are provided. The production method includes polymeric, nanocomposite materials. When an aquaporin protein integrated onto reinforced hollow fiber membranes, increase in a mechanical strength and a flux of the reinforced hollow fiber membranes was observed.Type: ApplicationFiled: September 18, 2020Publication date: September 1, 2022Applicant: ISTANBUL TEKNIK UNIVERSITESIInventors: Ismail KOYUNCU, Reyhan SENGUR, Nevin Gul KARAGULER, Esra ATES GENCELI, Turker TURKEN
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Patent number: 11389560Abstract: 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: GrantFiled: November 28, 2017Date of Patent: July 19, 2022Assignee: ISTANBUL TEKNIK UNIVERSITESIInventors: Yetkín Öztürk, Esra Alvero{hacek over (g)}lu Durucu
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Publication number: 20220175396Abstract: An automatically adjusted medical saw system has a mechanism that measures bone thickness via ultrasound-based sensors to ensure that only the bone tissue is cut during the cutting process and the soft tissue is not damaged during this cutting process. The automatically adjusted medical saw system includes a saw box, a saw blade, a movable platform, a saw motor, an ultrasonic receiver or a transmitter, a screw, a step motor, a hydrogel strip, a movement axis rail, a tightening apparatus, a motor control circuit, a control circuit for the ultrasonic receiver or the transmitter, a central control unit, and rails to guide the movable platform.Type: ApplicationFiled: September 18, 2020Publication date: June 9, 2022Applicants: ISTANBUL TEKNIK UNIVERSITESI, ISTANBUL UNIVERSITESI - CERRAHPASA REKTORLUGUInventors: Mustafa OKUDAN, Faruk ASICIOGLU, Ali GELIR
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Publication number: 20220173905Abstract: A reliable video streaming method using blockchain technology resisting cyber-attacks such as external and DDOS, malware, virus, and bandwidth reduction during video streaming of mobile devices connected over a same network is provided. The reliable video streaming method enables mobile devices connected to each other over a network to stream video over a reliable network.Type: ApplicationFiled: October 15, 2021Publication date: June 2, 2022Applicant: Istanbul Teknik UniversitesiInventors: Nasim TAVAKKOLI, Enver OZDEMIR, Gunes Zeynep KARABULUT KURT
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Patent number: 11307252Abstract: 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: GrantFiled: November 9, 2020Date of Patent: April 19, 2022Assignee: Istanbul Teknik UniversitesiInventors: Mustafa Altun, Sajjad Parvin
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Publication number: 20220094460Abstract: A method making modifications during a key phase of physical layer security methods and enabling the physical layer security methods to be applicable in a wireless communication is provided. The method includes a step of generating a K common key, including steps to be carried out at a modulator during a data transmission phase.Type: ApplicationFiled: February 4, 2020Publication date: March 24, 2022Applicant: ISTANBUL TEKNIK UNIVERSITESIInventors: Ali Yilmaz YILDIRIM, Gunes Zeynep KARABULUT KURT
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Publication number: 20220053020Abstract: A generalized localization system based on a physical layer aided spoofing signal attacks detection and an identification verification for hybrid heterogeneous networks including aerial and terrestrial communication systems is provided. The generalized localization system includes: a data preprocessing and separation block, a parameter extraction block, a local localization engine, a reliability assessment and trust management block, a location based anomaly detector block and a global fusion center.Type: ApplicationFiled: September 17, 2019Publication date: February 17, 2022Applicants: ISTANBUL TEKNIK UNIVERSITESI, GEBZE TEKNIK UNIVERSITESIInventors: Saliha BUYUKCORAK, Gunes Zeynep KARABULUT KURT
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Patent number: 11239931Abstract: 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: GrantFiled: July 3, 2018Date of Patent: February 1, 2022Assignees: ISTANBUL TEKNIK UNIVERSITESI, NETAS TELEKOMUNIKASYON A.S.Inventors: Ersin Ozturk, Ertugrul Basar, Hakan Ali Cirpan