2014 2nd International Conference on Devices, Circuits and Systems (ICDCS)最新文献

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Modelling and investigation of III-V compound semiconductor based HEMT's for high performance applications 基于III-V型化合物半导体的高性能HEMT的建模和研究
2014 2nd International Conference on Devices, Circuits and Systems (ICDCS) Pub Date : 2014-03-06 DOI: 10.1109/ICDCSYST.2014.6926123
T. Subash, T. Gnanasekaran, D. Nirmal, A. Johnson
{"title":"Modelling and investigation of III-V compound semiconductor based HEMT's for high performance applications","authors":"T. Subash, T. Gnanasekaran, D. Nirmal, A. Johnson","doi":"10.1109/ICDCSYST.2014.6926123","DOIUrl":"https://doi.org/10.1109/ICDCSYST.2014.6926123","url":null,"abstract":"This paper investigates indium antimonide based quantum well field effect transistors with 40 nm physical gate length. Self consistent T-CAD simulations are used to study the high-speed potential of InSb field-effect transistors and its suitable for high speed, very low power logic applications. At the room temperature electron mobility in excess of 30,000 cm2/V-1s-1 in material with sheet carrier density typical of that employed in analogue transistors. 40nm gate length is used to obtain maximum drain current of 6.4e-4A/μm and the threshold voltage of the device is found to be -0.5V. The maximum drain current is found to be 6.4e-4 for the doping concentration of 1e+19. The OFF current of the device is found to be 2.642e-07A/μm when the gate voltage increases beyond 0.2V.","PeriodicalId":252016,"journal":{"name":"2014 2nd International Conference on Devices, Circuits and Systems (ICDCS)","volume":"79 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126170412","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comparison of LSB based and HS based reversible data hiding techniques 基于LSB和HS的可逆数据隐藏技术的比较
2014 2nd International Conference on Devices, Circuits and Systems (ICDCS) Pub Date : 2014-03-06 DOI: 10.1109/ICDCSYST.2014.6926152
Shri Lakshmi Pravalika, C. S. Joice, A. Raj
{"title":"Comparison of LSB based and HS based reversible data hiding techniques","authors":"Shri Lakshmi Pravalika, C. S. Joice, A. Raj","doi":"10.1109/ICDCSYST.2014.6926152","DOIUrl":"https://doi.org/10.1109/ICDCSYST.2014.6926152","url":null,"abstract":"This paper presents a comparison of Least Significant Bit (LSB) based data hiding and a proposed Histogram Shifting (HS)-Reversible Data Hiding (RDH) based on grayscale division. In LSB substitution data hiding method the secret message is embedded in the least significant bit of the cover image. In histogram shifting data hiding the pixel value of the cover image is either incremented or decremented by one to carry one bit of secret data. Both the techniques aim at reversible data hiding where the original cover image is reconstructed without any loss or distortion after extracting the hidden data. A performance comparison of these two reversible data hiding techniques with respect to the performance metric Peak signal to noise ratio (PSNR) is presented.","PeriodicalId":252016,"journal":{"name":"2014 2nd International Conference on Devices, Circuits and Systems (ICDCS)","volume":"90 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124743224","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Empirical model of flicker due to vertical wind shear instigated by civilization in a seashore wind turbine using wind tunnel 海岸带风力机文明垂直风切变闪变的风洞经验模型
2014 2nd International Conference on Devices, Circuits and Systems (ICDCS) Pub Date : 2014-03-06 DOI: 10.1109/ICDCSYST.2014.6926199
Dr. Prof. Datta S Chavan Ph.D., Aditi Rana, Mahal Raj Singh, P. Karandikar, S. D. Bhide
{"title":"Empirical model of flicker due to vertical wind shear instigated by civilization in a seashore wind turbine using wind tunnel","authors":"Dr. Prof. Datta S Chavan Ph.D., Aditi Rana, Mahal Raj Singh, P. Karandikar, S. D. Bhide","doi":"10.1109/ICDCSYST.2014.6926199","DOIUrl":"https://doi.org/10.1109/ICDCSYST.2014.6926199","url":null,"abstract":"In this paper, specifics of impact of sea shore environment on vertical wind shear and congruently on flicker in wind turbine which is sited on that surface is reverberated. This is achieved in a laboratory wind tunnel with artificial surfaces created in a wind tunnel. The various surfaces imitated in the wind tunnel are sea sand of various sizes. Wind turbine is tested for these diverse types of surface roughness. Empirical model of flicker reflecting vertical wind shear at sea shore is established. Conjectures made while proposing the empirical model are reverberated. Boundary verges of the projected empirical model are echoed. Comparative graphs of flicker initiated due to vertical wind shear because of various sizes of sands on the seashore are portrayed. Values of flicker with projected empirical model and flicker from wind tunnel test are closer.","PeriodicalId":252016,"journal":{"name":"2014 2nd International Conference on Devices, Circuits and Systems (ICDCS)","volume":"42 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127207150","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 28
Electrical transport in graphene nanoribbon interconnect 石墨烯纳米带互连中的电输运
2014 2nd International Conference on Devices, Circuits and Systems (ICDCS) Pub Date : 2014-03-06 DOI: 10.1109/ICDCSYST.2014.6926148
S. Bhattacharya, Subhajit Das, Debaprasad Das, H. Rahaman
{"title":"Electrical transport in graphene nanoribbon interconnect","authors":"S. Bhattacharya, Subhajit Das, Debaprasad Das, H. Rahaman","doi":"10.1109/ICDCSYST.2014.6926148","DOIUrl":"https://doi.org/10.1109/ICDCSYST.2014.6926148","url":null,"abstract":"The work in this paper, presents the analysis of electrical transport in graphene nanoribbon (GNR) interconnect as next generation on-chip interconnect. Graphene has the potential of performing as an interconnect material that could replace the existing copper interconnects in future silicon based micro chip. In this work, we have investigated how the mean free path (MFP) of electron in graphene can be changed by increasing the carrier concentration due to acoustic phonons, optical absorption, and optical emission scattering. We have also investigated the intrinsic mobility of electron in graphene contributed due to acoustic, optical and surface plasmon polarization (SPP) phonon scattering parameters.","PeriodicalId":252016,"journal":{"name":"2014 2nd International Conference on Devices, Circuits and Systems (ICDCS)","volume":"10 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126032534","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Modified whirlpool hash based bloom filter for networking and security applications 修改了基于网络和安全应用的漩涡哈希的布隆过滤器
2014 2nd International Conference on Devices, Circuits and Systems (ICDCS) Pub Date : 2014-03-06 DOI: 10.1109/ICDCSYST.2014.6926138
K. Saravanan, A. Senthilkumar, Preethi Chacko
{"title":"Modified whirlpool hash based bloom filter for networking and security applications","authors":"K. Saravanan, A. Senthilkumar, Preethi Chacko","doi":"10.1109/ICDCSYST.2014.6926138","DOIUrl":"https://doi.org/10.1109/ICDCSYST.2014.6926138","url":null,"abstract":"Bloom is an efficient data structure technique. Initially it was used in intelligent dictionaries and spell check applications. Its ability for dynamic membership querying and information compaction attracted huge research. Various optimization models of bloom filter for diverse applications were suggested and hence many bloom filter variants emerged. Network security has become an important factor in the recent years. In this paper, we propose a new variant of bloom filter in which a standard cryptographic hash function whirlpool is modified into a non cryptographic form and deployed in the bloom filter to improve the network security. We also suggest a suitable mapping scheme. A cryptographic hash function is one which converts an input data of arbitrary length into a fixed-length output. Bloom Filters are hash based structures which have a certain degree of accuracy for considerable savings in memory and are used to support membership queries. Bloom Filters allow probability of False Positive Ratios and the aim of this paper is to reduce FPR by modifying the structure of bloom filter and enabling it to operate in the increasing network speed. The design has been implemented and tested using a Xilinx 65 nm field programmable gate array as the target technology and the results are compared with replacing the housing unit with widely used universal H3 hash function and also relatively compared with the other possible hash functions and bloom filters in literature. The performance matrices of the proposed design are false positive ratio and speed. The design is hardware based and suitable for networking and security querying applications.","PeriodicalId":252016,"journal":{"name":"2014 2nd International Conference on Devices, Circuits and Systems (ICDCS)","volume":"55 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131279407","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Reconfigurable edge detection processor using Xilinx Platform Studio 使用Xilinx Platform Studio的可重构边缘检测处理器
2014 2nd International Conference on Devices, Circuits and Systems (ICDCS) Pub Date : 2014-03-06 DOI: 10.1109/ICDCSYST.2014.6926135
B. Muralikrishna, G. L. Madhumati, Habibulla Khan, K. Deepika
{"title":"Reconfigurable edge detection processor using Xilinx Platform Studio","authors":"B. Muralikrishna, G. L. Madhumati, Habibulla Khan, K. Deepika","doi":"10.1109/ICDCSYST.2014.6926135","DOIUrl":"https://doi.org/10.1109/ICDCSYST.2014.6926135","url":null,"abstract":"In this paper we propose a technique for software-implementation of Edge detection which serves as a preprocessing step for many image processing algorithms such as image enhancement, image segmentation, tracking and image and video coding. The Edge Detection is one of the key stages in image processing and object recognition. Edge detection is a basic operation in image processing which refers to the process of identifying and locating sharp discontinuities in an image. The discontinuities are abrupt changes in pixel intensity which characterize boundaries of objects in a scene. It plays a major role in many algorithms used for segmentation and tracking. This paper presents an edge detection algorithm that results in significantly reduced memory requirements, decreased latency and increased throughput with no loss in edge detection performance using MicroBlaze Processor. This edge detection algorithm is based on MATLAB simulation and FPGA implementation through serial communication using Xilinx Platform Studio.","PeriodicalId":252016,"journal":{"name":"2014 2nd International Conference on Devices, Circuits and Systems (ICDCS)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131288413","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Exposure fusion for concealed weapon detection 用于隐蔽武器探测的暴露融合
2014 2nd International Conference on Devices, Circuits and Systems (ICDCS) Pub Date : 2014-03-06 DOI: 10.1109/ICDCSYST.2014.6926141
Ekta M. Upadhyay, N. Rana
{"title":"Exposure fusion for concealed weapon detection","authors":"Ekta M. Upadhyay, N. Rana","doi":"10.1109/ICDCSYST.2014.6926141","DOIUrl":"https://doi.org/10.1109/ICDCSYST.2014.6926141","url":null,"abstract":"In recent years there has been a need to improvise the security of the general public as well as the safety of public assets like airports and buildings for which, the biggest hurdle is detection of weapons concealed underneath a person's clothing. It is desirable sometimes to be able to detect concealed weapons from a standoff distance, especially when it is impossible to arrange the flow of people through a controlled procedure. Therefore, we propose a novel algorithm to generate one multi exposed - multi modal image from a set of visual images with multiple exposures and a set of infrared images with multiple exposures. The method employs homomorphic filter, entropy of blocks and blending approach for image fusion. Experiments were performed on different sets of multi exposed images by varying the block size and the blending parameter which shows that the proposed method outperforms the results obtained without homomorphic filter.","PeriodicalId":252016,"journal":{"name":"2014 2nd International Conference on Devices, Circuits and Systems (ICDCS)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114221260","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 16
Intelligent controller based three phase shunt active filter for THD reduction in non-linear load and capacitor voltage stability 基于智能控制器的三相并联有源滤波器在非线性负载和电容电压稳定中降低THD
2014 2nd International Conference on Devices, Circuits and Systems (ICDCS) Pub Date : 2014-03-06 DOI: 10.1109/ICDCSYST.2014.6926144
K. A. Rani Fathima, T. A. Raghavendiren
{"title":"Intelligent controller based three phase shunt active filter for THD reduction in non-linear load and capacitor voltage stability","authors":"K. A. Rani Fathima, T. A. Raghavendiren","doi":"10.1109/ICDCSYST.2014.6926144","DOIUrl":"https://doi.org/10.1109/ICDCSYST.2014.6926144","url":null,"abstract":"This study presents on a shunt active filter (SAF) for the power quality enhancement and voltage stability in the power systems. The main aim is to investigate the various control methodologies for the compensation of current harmonics, voltage stability and the reactive power owing to the non-linear loads at various operating conditions. In addition, in this paper one of the intelligent controller like fuzzy logic controller (FLC) and proportional integral controller (PIC) is applied for the stabilizing the DC bus capacitor voltage during the transient as well steady state conditions. The reference currents are extorted from the unit sine vector multiplied with the approximated peak reference current. The voltage source inverter P W M gating switching signals are generated through the hysteresis current controller (HCC). The performance of SAF is validated through MATLAB/Simulink simulation at different conditions using designed controllers. The theoretical analysis, design and simulation results are demonstrate that the designed FLC is produced stabilized DC bus capacitor voltage under the transient region., and also the suppresses the current harmonics in the supply side.","PeriodicalId":252016,"journal":{"name":"2014 2nd International Conference on Devices, Circuits and Systems (ICDCS)","volume":"33 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131030039","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
An analytical approach for quadrant based leach: An energy efficient routing protocol for WSNs 基于象限的浸出分析方法:无线传感器网络的节能路由协议
2014 2nd International Conference on Devices, Circuits and Systems (ICDCS) Pub Date : 2014-03-06 DOI: 10.1109/ICDCSYST.2014.6926117
J. Gnanambigai, N. Rengarajan, R. Prarthana
{"title":"An analytical approach for quadrant based leach: An energy efficient routing protocol for WSNs","authors":"J. Gnanambigai, N. Rengarajan, R. Prarthana","doi":"10.1109/ICDCSYST.2014.6926117","DOIUrl":"https://doi.org/10.1109/ICDCSYST.2014.6926117","url":null,"abstract":"Wireless Sensor Network (WSN) is an emerging network technology that provides reputable monitoring of the various environmental circumstances. One among the paramount constrains in the WSN is it's scrimp energy resource. Many experimental works in WSNs are focussed towards achieving energy efficacy. Though there are various assortments in WSN that would appealingly achieve energy efficient operation the section of routing schemes proves to be a demanding field of research. There are several denominations of routing protocols available and the class of hybrid routing protocols are the ones that are the combos of two different genres of routing protocol. Though Low Energy Adaptive Clustering Hierarchy (LEACH) proves to be an outwitting routing scheme there are inherent limitations due to the power hungry overhead processing and the more number of participating nodes. This paper focuses towards the development of a new genre of hybrid routing protocol that collides the LEACH (Hierarchical routing protocol class of WSN) and the Quadrant based Directional Routing (Q-DIR) (Ad-hoc Routing scheme). This new scheme outdoes the shortcomings of the LEACH and assures energy efficient operation with extends the network lifetime. In addition to this the paper also works on the energy parameters concordant to the protocol operation.","PeriodicalId":252016,"journal":{"name":"2014 2nd International Conference on Devices, Circuits and Systems (ICDCS)","volume":"19 1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129868525","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 7
Design of high speed DDR SDRAM controller with less logic utilization 逻辑利用率低的高速DDR SDRAM控制器设计
2014 2nd International Conference on Devices, Circuits and Systems (ICDCS) Pub Date : 2014-03-06 DOI: 10.1109/ICDCSYST.2014.6926129
Pooran Singh, B. Reniwal, V. Vijayvargiya, S. Vishvakarma
{"title":"Design of high speed DDR SDRAM controller with less logic utilization","authors":"Pooran Singh, B. Reniwal, V. Vijayvargiya, S. Vishvakarma","doi":"10.1109/ICDCSYST.2014.6926129","DOIUrl":"https://doi.org/10.1109/ICDCSYST.2014.6926129","url":null,"abstract":"This paper focuses on controlling synchronous dynamic random access memory (SDRAM) higher data transfer rates when multiple locations in internal memory array are accessed successively. The controller is designed to interface DDR memory modules and memory ICs with low cost FPGAs and high clock frequency of 674.491 MHz at 28nm technology on Kintex 7 FPGA device with less logic utilization. The DDR controller makes many low level tasks invisible to the user like refresh, initialization and timings. It provides another layer of abstraction by optimizing memory access for maximum throughput or minimum latency. DDR controller provides the access of memory banks in parallel form, so it is required to being fast with less logic utilization. This paper optimizes the DDR SDRAM controller design by structural RTL level HDL Coding and modelling of SDRAM Initializing finite state machine (FSM). The results show 0.33% of slice utilization and 0.14% of LUT utilization is recorded at Xilinx Virtex 7 low voltage FPGA device. Due to RTL level optimization the route delay is just about 30% to 38 % as compare to that of logic delay. We also observe that the Kintex 7 Xilinx FPGA device has low offset input and output delay of the clock clk100 and clk200 of data path in this logic as compare to other FPGA devices. So hereby we proposed a DDR SDRAM controller which can work at high speed with less logic utilization and minimum logic, route and offset delay.","PeriodicalId":252016,"journal":{"name":"2014 2nd International Conference on Devices, Circuits and Systems (ICDCS)","volume":"20 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2014-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128686206","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
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