Zobrazeno 1 - 10
of 27
pro vyhledávání: '"Melih Yildirim"'
Autor:
Melih Yildirim
Publikováno v:
Volume: 23, Issue: 68 413-420
Dokuz Eylül Üniversitesi Mühendislik Fakültesi Fen ve Mühendislik Dergisi
Dokuz Eylül Üniversitesi Mühendislik Fakültesi Fen ve Mühendislik Dergisi
Bu çalışmada düşük gerilimli ve düşük güçlü akım modlu bir analog çarpıcı/bölücü tasarımı sunulmuştur. Çarpıcı/bölücü devresi dinamik eşik gerilimli MOS (DTMOS) yapısından yararlanan işlemsel geçiş iletkenliği kuvve
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fc0484f2949fe565cf9c55b2d8a3d5b4
https://doi.org/10.21205/deufmd.2021236806
https://doi.org/10.21205/deufmd.2021236806
Autor:
Melih Yildirim
Publikováno v:
International Journal of Electronics Letters. 9:1-13
In this paper, a low-voltage and low-power current mode analog multiplier design is presented. The multiplier is based on dynamic threshold MOS (DTMOS) structure. The proposed topology consists of ...
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f7832fef681c53d2cc24cd3fa523f17c
https://doi.org/10.1080/21681724.2021.1889041
https://doi.org/10.1080/21681724.2021.1889041
Autor:
Melih Yildirim
Publikováno v:
Analog Integrated Circuits and Signal Processing. 106:459-465
A low-voltage and low-power current mode rectifier based on dynamic threshold MOS (DTMOS) transistor is proposed in this paper. The suggested one input-two output rectifier architecture provides full-wave rectification and half-wave rectification. Fu
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cf75d6eae6b2dddf18ff0f494de63ffa
https://doi.org/10.1007/s10470-020-01769-9
https://doi.org/10.1007/s10470-020-01769-9
Autor:
Melih Yildirim, Fırat Kaçar
Publikováno v:
Analog Integrated Circuits and Signal Processing. 100:537-545
In this paper, a unique biologically inspired retina circuit architecture providing Laplacian filter based analog image processing has been suggested. A digital image filtering method is utilized for this aim. Convolution theory and masking technique
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f882eb8426cce9b2b87454af1e208915
https://doi.org/10.1007/s10470-019-01481-3
https://doi.org/10.1007/s10470-019-01481-3
Autor:
Melih Yildirim
In this study, an analog circuit design instead of using a software is utilized to remove Salt and Pepper (S&P) noise in image. For this purpose, a digital image filtering method which is called median filter is carried out. In median filter method,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d89ff2f14d004c8e1e409bc96b2973d1
https://aperta.ulakbim.gov.tr/record/239720
https://aperta.ulakbim.gov.tr/record/239720
Autor:
Melih Yildirim
Publikováno v:
Electrica, Vol 21, Iss 2, Pp 209-215 (2021)
In this study, we carried out a comparative analysis to examine the effects of various chaotic systems on the robustness of image encryption. To do that, a chaotic system based encryption scheme was used. Different kinds of chaotic systems such as si
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::df2197c00211e91d2329fbac3e27280a
https://aperta.ulakbim.gov.tr/record/239790
https://aperta.ulakbim.gov.tr/record/239790
Autor:
Melih Yildirim
In this paper, a new color image encryption method based on confusion and diffusion processes has been introduced. A chaotic system based sub-block image swapping has been proposed in order to permutate the positions of the pixels as a confusion meth
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::99b6ddf0dc97197c7d86a37708537db7
https://aperta.ulakbim.gov.tr/record/239736
https://aperta.ulakbim.gov.tr/record/239736
Autor:
Melih Yildirim
In this paper, a deoxyribonucleic acid (DNA) encoding algorithm with memristor based chaotic system is proposed. The study includes four different topics together which are neuron model, circuit design with memristor, chaos theory and DNA encoding ba
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::056c307eee8857d738d25ecd62fc470d
https://aperta.ulakbim.gov.tr/record/91133
https://aperta.ulakbim.gov.tr/record/91133
Optical color image encryption scheme with a novel DNA encoding algorithm based on a chaotic circuit
Autor:
Melih Yildirim
Publikováno v:
Chaos, Solitons & Fractals. 155:111631
An optical setup with a unique color image cryptography technique employing a chaotic system is suggested in this study. For this purpose, deoxyribonucleic acid (DNA) encoding is used as an encryption method. Rossler attractor is employed as a chaoti
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::753452eadd9497b784712ec25ee8be73
https://doi.org/10.1016/j.chaos.2021.111631
https://doi.org/10.1016/j.chaos.2021.111631
Publikováno v:
AEU - International Journal of Electronics and Communications. 97:38-44
In this paper, special memristor circuit and memristive retina network structure for analogue image processing have been presented. The new developments on memristor element have opened various possibilities due to its being in nano-scale and having
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::db3430a5c39f80fab2bae63ed76a86bd
https://doi.org/10.1016/j.aeue.2018.10.001
https://doi.org/10.1016/j.aeue.2018.10.001