Browsing by Author "Yıldız, Merih"
Now showing items 1-20 of 24
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ASD: çok amaçlı ayarlanabilir sınıflandırıcı devreler
Göknar, İzzet Cem; Minaei, Shahram; Yıldız, Merih; Deniz, Engin (TÜBİTAK, 2010-09)Çalışmada, ayarlanabilir sınıflandırıcı devreleri ve uygulama alanları incelenmiştir. AMS 0.35 μm CMOS prosesi ile, tasarlanan sınıflandırıcı bir tümdevrenin üretimi de yapılmıştır. Bu sınıflandırıcı devresinin kontrol ... -
A CMOS classifier circuit using neural networks with novel architecture
Yıldız, Merih; Minaei, Shahram; Göknar, İzzet Cem (IEEE, 2007-11-05)In this letter, complementary metal–oxide–semiconductor (CMOS) implementation of a neural network (NN) classifier with several output levels and a different architecture is given. The proposed circuit operates in current ... -
CMOS realization of a quantized-output classifier circuit
Yıldız, Merih; Minaei, Shahram; Göknar, İzzet Cem (IEEE, 2006-12-10)In this paper a CMOS implementation of a multi-input data classifier with several output levels and a different architecture is presented. The proposed circuit operates in current-mode and can classify several types of ... -
A compact rail-to-rail CMOS buffer amplifier with very low quiescent current
Arslan, Emre; Yıldız, Merih; Minaei, Shahram (Taylor & Francis, 2012-06-03)In this work, a very compact, rail-to-rail, high-speed buffer amplifier for liquid crystal display (LCD) applications is proposed. Compared to other buffer amplifiers, the proposed circuit has a very simple architecture, ... -
Current mode double threshold neuron activation function
Yıldız, Merih; Minaei, Shahram; Göknar, İzzet Cem (Springer, 2006-01)CMOS implementation of a new kind of neuron activation function with a current mode circuit is introduced. The proposed circuit can classify data separable with more complex boundaries than hyperplanes. SPICE simulation ... -
DU-TCC 1209: a CMOS IC classifier and its application to IRIS data
Yıldız, Merih; Göknar, İzzet Cem; Minaei, Shahram; Deniz, Engin (IEEE, 2011)A recently built IC which implements a CMOS tunable classifier circuit is introduced and test results of an application are presented. The classifier circuit parameters are determined for Iris data set with an algorithm ... -
Düşük güçlü çok seviyeli CMOS sınıflandırıcı devresi
Yıldız, Merih; Özoğuz, Serdar; Minaei, Shahram (İstanbul Teknik Üniversitesi, 2010-04)İnsanların günlük yaşamında belirli bir sesi, görüntüyü veya analog bir veriyi tanımak için kullandıkları kuralları tanımlamak oldukça karmaşık bir dizi işlem gerektirmektedir ve hatta bu kuralları tanımlamak bazen mümkün ... -
A flexible current-mode classifier circuit and its applications
Yıldız, Merih; Minaei, Shahram; Göknar, İzzet Cem (Wiley, 2011)In this paper a new CMOS classifier circuit is presented, simulated, and compared with other recently introduced circuits. The proposed CMOS circuit operates in current-mode and can classify several types of data. The ... -
High - slew rate low - quiescent current rail - to - rail CMOS buffer amplifier for flat panel displays
Yıldız, Merih; Minaei, Shahram; Arslan, Emre (World Scientific Publishing, 2011-11)This work presents a high-slew rate rail-to-rail buffer amplifier, which can be used for at panel displays. The proposed buffer amplifier is composed of two transconductance amplifiers, two current comparators and a push-pull ... -
High performance CMOS realization of the third generation current conveyor (CCIII)
Minaei, Shahram; Yıldız, Merih; Kuntman, Hakan; Türköz, Sait (IEEE, 2002-08-04)In this paper a new CMOS high performance dual-output realization of the third generation current conveyor (CCIII) is presented. The proposed CCIII provides good linearity, high output impedance at port Z and excellent ... -
High swing CMOS realization for third generation current conveyor (CCIII)
Minaei, Shahram; Yıldız, Merih; Türköz, Sait; Kuntman, Hakan (İstanbul Üniversitesi, 2003)In this paper a new CMOS realization for third generation current conveyor (CCIII) is proposed. The proposed circuit provides high swing range at terminals X and Y. The circuit has low input impedances at terminals X and ... -
A high-performance full-wave rectifier using a single CCII-, two diodes, and two resistors
Yıldız, Merih; Minaei, Shahram; Yüce, Erkan (Elsevier, 2017)In this paper, a voltage-mode full-wave rectifier circuit is proposed. The proposed full-wave rectifier circuit consists of only a single negative-type second-generation current conveyor, two diodes, and two matched ... -
İYİLEŞTİRİLMİŞ AKIM GERİ BESLEMELİ İŞLEMSEL KUVVETLENDİRİCİ İLE SİNUSOİDAL OSİLATÖR TASARIMI
Yıldız, Merih (2019)Bu çalışmada yeni bir aktif eleman olan iyileştirilmiş aktif geri beslemeli (MCFOA) blok devresi yardımıyla farklı osilatör topolojileri gerçekleştirilmiştir. Bu osilastör yapıları gerçekleştirilirken sadece bir adet MCFOA ... -
Linearly weighted classifier circuit
Yıldız, Merih; Minaei, Shahram; Özoğuz, Serdar (IEEE, 2008)In this paper a CMOS realization of a linearly weighted classifier circuit which is called classifier block is proposed. The proposed classifier block is composed of linearly weighted circuits (LWC) and CMOS core circuits ... -
A low-power multilevel-output classifier circuit
Yıldız, Merih; Minaei, Shahram; Göknar, İzzet Cem (IEEE, 2007)A low power CMOS implementation of a multi-input data classifier with several output levels is presented. The proposed circuit operates in current-mode and can classify several types of analog vector data. An architecture ... -
Memstor, memstance simulations via a versatile 4-port built with new adder and subtractor circuits
Minaei, Shahram; Göknar, İzzet Cem; Yıldız, Merih; Yüce, Erkan (Taylor & Francis, 2015-07-24)In this paper, novel voltage-mode (VM) n-channel metal-oxide semiconductor (NMOS) transistor-based analogue adder and subtractor circuits, which, respectively, perform V1+V2 and V1−V2 operations, are presented. The most ... -
Metamutator applications: A quadrature MOS only oscillator and transconductance/transimpedance amplifiers
Göknar, İzzet Cem; Yıldız, Merih; Minaei, Shahram (Springer, 2016-12)NMOS based circuit realizations of a sinusoidal quadrature oscillator, a transconductance, a transimpedance amplifier are presented. All the circuits are constructed with a voltage-mode “Metamutator” consisting of an analog ... -
MOS only oscillator using adder and subtractor circuits
Yıldız, Merih; Göknar, İzzet Cem; Minaei, Shahram (IEEE, 2010-11)In this paper an NMOS based sinusoidal oscillator is presented. The circuit is constructed with voltage-mode (VM) NMOS-based analog adder and subtractor circuits which respectively perform V1+V2 and V1-V2 operations on the ... -
Negative impedance inverter and all-pass filter realizations using adder and subtractor blocks
Minaei, Shahram; Yıldız, Merih; Göknar, İzzet Cem; Yüce, Erkan (IEEE, 2014)In this paper, using newly introduced analog adder and subtractor circuits, a new negative impedance converter, a lossy inductor simulator and an all-pass filter structure are presented. The proposed configurations have ... -
Neural CMOS - integrated circuit and its application to data classification
Göknar, İzzet Cem; Yıldız, Merih; Minaei, Shahram; Deniz, Engin (IEEE, 2012-02-29)Implementation and new applications of a tunable complementary metal-oxide-semiconductor-integrated circuit (CMOS-IC) of a recently proposed classifier core-cell (CC) are presented and tested with two different datasets. ...
