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2018 IEEE International Conference on Electronics, Computing and Communication Technologies (CONECCT)最新文献

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A Unified Flicker Noise Model for FDSOI MOSFETs Including Back-bias Effect 包含背偏效应的FDSOI mosfet闪烁噪声统一模型
P. Kushwaha, H. Agarwal, Chetan Kumar Dabhi, Yen-Kai Lin, J. Duarte, C. Hu, Y. Chauhan
A physics-based unified flicker noise model for FDSOI transistor is proposed. Flicker noise power spectral density (PSD) at the front and back interfaces are calculated using oxide-trap-induced carrier number (CNF) and correlated surface mobility fluctuation (CMF) mechanisms. The model predicts correct flicker noise behavior from weak inversion region to strong inversion region for a wide range of the front and backgate voltages. The proposed model is computationally efficient and implementable in any SPICE model for circuit simulations.
提出了一种基于物理的FDSOI晶体管闪烁噪声统一模型。利用氧化阱诱导载流子数(CNF)和相关表面迁移率波动(CMF)机制计算了前后界面的闪烁噪声功率谱密度(PSD)。该模型预测了宽电压范围内从弱反转区到强反转区的闪烁噪声行为。该模型计算效率高,可用于任何SPICE模型的电路仿真。
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引用次数: 5
DFG Partitioning Algorithms for Coarse Grained Reconfigurable Array Assisted RTL Simulation Accelerators 粗粒度可重构阵列辅助RTL仿真加速器的DFG划分算法
I. Mahapatra, Utkarsh Agarwal, S. Nandy
As the complexity of circuit design increases, verification of these circuits through simulation also becomes extremely challenging. This creates a bottleneck in the IC design process. Distributed simulation is one way of solving this problem where the simulation workload is distributed among the parallel processors involved in the simulation. However the design has to be carefully partitioned for this purpose. In order to perform distributed simulation, many efficient partitioning algorithms have been proposed till date. These algorithms mostly partition gate level netlist or logic circuits and reduces inter-processor communication by minimizing cutsize for a given constraint of load balance. In this paper, we present two different partitioning schemes for performing distributed simulation. They are: a Discrete Particle Swarm optimization (DPSO) based partitioning algorithm (DPSO-PA) and an effective partitioning heuristic. These algorithms partitions Data Flow Graph (DFG) for a recently proposed Coarse Grained Reconfigurable Array assisted Hardware Accelerator (CGRA-HA). We also propose an improved version of the original DPSO methodology through careful selection of initial partition sets. It is found that the proposed heuristic based partitioning algorithm outperforms the modified DPSO-PA in terms of lesser cut-edges.
随着电路设计复杂性的增加,通过仿真验证这些电路也变得极具挑战性。这在集成电路设计过程中造成了瓶颈。分布式仿真是解决这一问题的一种方法,其中仿真工作负载分布在仿真所涉及的并行处理器之间。然而,为了这个目的,设计必须仔细划分。为了进行分布式仿真,迄今为止已经提出了许多高效的划分算法。这些算法主要划分门级网表或逻辑电路,并通过最小化给定负载平衡约束的切量来减少处理器间通信。在本文中,我们提出了两种不同的分区方案来进行分布式仿真。它们是:基于离散粒子群优化(DPSO)的分区算法(DPSO- pa)和有效的分区启发式算法。这些算法为最近提出的粗粒度可重构阵列辅助硬件加速器(CGRA-HA)划分数据流图(DFG)。我们还通过仔细选择初始分区集,提出了原始DPSO方法的改进版本。结果表明,基于启发式的分割算法在切边较少方面优于改进的DPSO-PA算法。
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引用次数: 3
Design and Development of Flexible and Low-Cost Coincidence Counting Unit 柔性低成本符合计数装置的设计与开发
A. Gupta, R. Sankara Prasad, L. Srivani, D. Thirugnana Murthy, B. Panigrahi, G. Raghavan
A flexible and low-cost Coincidence Counting Unit (CCU) with customizable features that are software selectable is designed and developed for the use in various experiments of quantum information and quantum metrology. A digital logic-based implementation approach using Field Programmable Gate Array is followed with specific emphasis on reducing the time for coincidence events of photons and making it easily scalable. In this paper, an 8-channel CCU with software configurable features such as coincidence window selection (in increment of 0.54 ns) and 8-fold coincidences (up to 4 sets) at a time has been implemented.
设计和开发了一种灵活且低成本的符合计数单元(CCU),具有可定制的软件选择功能,可用于量子信息和量子计量的各种实验。使用现场可编程门阵列的基于数字逻辑的实现方法,特别强调减少光子巧合事件的时间并使其易于扩展。在本文中,实现了一个具有软件可配置功能的8通道CCU,例如重合窗口选择(增量为0.54 ns)和一次8倍重合(最多4组)。
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引用次数: 1
Vertical Channel GaN Field Effect Transistor Without Junction for High Power Application 大功率无结垂直沟道GaN场效应晶体管
Ball Mukund Mani Tripathi, Shyama P Das
In this paper, we proposed a vertical channel GaN FET without junctions particularly suitable for power application. It offers less fabrication complexity and cost with enhanced device characteristics as compared to the referenced device. GaN vertical channel junction field effect transistor (VC-JFET) of equal dimension and doping concentrations is considered as the reference device. A comprehensive simulation study of parameter variation on proposed device characteristics has been performed and studied. The study envisaged the impact of lateral and vertical dimensions and doping on various device characteristics like current, ON resistance ($R_{ON}$), breakdown voltage, trans-conductance (gm), capacitance, and unity gain frequency $(f_{T})$.The obtained results and their effect on device characteristics have been thoroughly analyzed.
在本文中,我们提出了一种垂直沟道无结的GaN场效应管,特别适合于功率应用。与参考器件相比,它提供了更低的制造复杂性和成本,并增强了器件特性。采用等尺寸、等掺杂浓度的GaN垂直沟道结场效应晶体管(VC-JFET)作为参考器件。对所提出的器件特性的参数变化进行了全面的仿真研究。该研究设想了横向和纵向尺寸以及掺杂对各种器件特性的影响,如电流、导通电阻(R_{on}$)、击穿电压、跨导(gm)、电容和单位增益频率(f_{T})$。分析了所得结果及其对器件特性的影响。
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引用次数: 0
Traffic Pattern Analysis from GPS Data: A Case Study of Dhaka City 基于GPS数据的交通模式分析——以达卡市为例
Md. Maksudur Rahman, M M Mahmudunnabi Shuvo, M. Zaber, Amin Masud Ali
Traffic congestion is one of the most alarming problems of Dhaka, the capital of Bangladesh. However, not much work had been done on traffic pattern modeling for Dhaka city. In this paper, we analyze traffic intensity pattern computed from GPS data. The data contains traffic intensity information for 11,769 road segments over 15 days. We analyze the impact of marketplaces, number of road intersections, and having rickshaw free roads on the traffic intensity. In order to analyze the traffic pattern at a macroscopic level, we analyze the traffic pattern of the 13 zones of the city proposed by RAJUK, the authority responsible for the development of Dhaka. For each zone we investigate the impact of a number of different factors, e.g., land use, number of bus routes, number of road intersections, on the traffic intensity.
交通拥堵是孟加拉国首都达卡最令人担忧的问题之一。但是,在达卡市的交通模式建模方面做的工作不多。本文对GPS数据计算的交通强度模式进行了分析。该数据包含15天内11769个路段的交通强度信息。我们分析了市场、十字路口数量和无人力车道路对交通强度的影响。为了从宏观层面分析交通模式,我们分析了负责达卡发展的机构RAJUK提出的城市13个区域的交通模式。对于每个区域,我们调查了许多不同因素对交通强度的影响,例如土地利用、公交路线数量、道路交叉路口数量。
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引用次数: 9
Novel Placement Bias For Realizing Highly Reliable Physical Unclonable Functions on FPGA 在FPGA上实现高可靠物理不可克隆功能的新型置偏
Arjun Singh Chauhan, Chauhan Vineet Sahula, A. S. Mandal
The Physical Unclonable Functions have been widely used to provide software as well as hardware security for the cyber-physical systems. They are used for performing significant tasks such as generating cryptography keys, device authentication, securing against IP Piracy; and have also been used to produce root of Trust. However, they lack in reliability issues. We present a novel approach for improving the reliability of Ring Oscillator PUF with the minimum area concerning LUTs. We use variation-aware method to find out the more suitable location for PUF mapping, thus leading to enhanced the PUF reliability. We have designed and tested proposed methodology on Xilinx -7 Series FPGAs. The proposed approach achieves higher reliability of 99.7%, which is significant improvement compared to existing ROPUF methods.
物理不可克隆功能已被广泛用于为网络物理系统提供软件和硬件安全。它们用于执行重要任务,如生成加密密钥,设备认证,防止IP盗版;也被用来制作信任之根。然而,它们缺乏可靠性问题。本文提出了一种以最小的lut面积来提高环形振荡器PUF可靠性的新方法。我们采用变化感知的方法来寻找更合适的PUF映射位置,从而提高PUF的可靠性。我们在Xilinx -7系列fpga上设计并测试了所提出的方法。该方法的可靠性达到99.7%,与现有的ROPUF方法相比有了显著提高。
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引用次数: 2
Towards an In-Memory Reconfiguration of Arithmetic Logical Unit using Memristor Crossbar Array 用忆阻器横条阵列实现算术逻辑单元的内存重构
Dev Narayan Yadav, P. L. Thangkhiew
Current von-Neumann computing technology demands high capacity storage and high communication bandwidth to access data between storage and processing units. Memristor is a promising device that has the desirable properties using which in-memory computing can be performed in the storage unit. These properties of memristors can overcome the bottleneck faced by current von-Neumann architecture. In this paper, we provide a reconfigurable implementation of a 1-bit Arithmetic Logical Unit (ALU) using the memristor crossbar array. Enabling the configuration in system hardware will provide the functionality to use the same module of the system for multiple purposes and change the functionality of the module as per the requirement. The proposed design of the ALU provides functionality to perform the operations in the single module (memristor crossbar) and it is capable to add new operations as per the requirements. For the design of such ALUs, we use the MAGIC NOT and NOR gates. To validate the design we perform SPICE simulation of a half adder using Cadence Virtuoso.
当前的冯-诺伊曼计算技术需要大容量的存储和高通信带宽来访问存储和处理单元之间的数据。忆阻器是一种很有前途的器件,它具有在存储单元中执行内存计算所需的特性。记忆电阻器的这些特性可以克服当前冯-诺伊曼结构所面临的瓶颈。在本文中,我们提供了一个1位算术逻辑单元(ALU)的可重构实现,使用忆阻器交叉棒阵列。启用系统硬件中的配置将提供将系统的相同模块用于多种目的的功能,并根据需求更改模块的功能。建议的ALU设计提供了在单个模块(忆阻交叉棒)中执行操作的功能,并且能够根据需求添加新的操作。对于这种alu的设计,我们使用了MAGIC NOT和NOR门。为了验证该设计,我们使用Cadence Virtuoso对半加法器进行了SPICE仿真。
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引用次数: 3
An Internet of Things System for Sensing, Analysis & Forecasting Urban Air Quality 用于感知、分析和预测城市空气质量的物联网系统
Anurag Barthwal, D. Acharya
Constant monitoring of air quality is required in a smart city to improve human health and quality of life. Major cities of the world measure and analyze air quality and pollutant concentration with the help of few static air quality monitoring stations. Roads are arteries of a city and used by majority of the population for commuting and transportation. A low cost air quality sensing system installed in a vehicle that commutes through different routes of the city gives a finegrained real time information about the state of pollutants and air quality in different parts of the city. In this work, we have developed an environment sensing, location aware, Internet of Things system to monitor, collect and analyze the presence of different environmental parameters in real time. Pollution route map of the routes traversed by the vehicle with sensor-setup has been created which can be accessed by mobile users in other vehicles. As air pollution is highly location dependent, there is a need to predict air quality at places for which air quality information is not known. Multiple Linear Regression has been used to used to predict AQI levels from historic data for such locations.
智能城市需要持续监测空气质量,以改善人类健康和生活质量。世界主要城市利用少数几个静态空气质量监测站来测量和分析空气质量和污染物浓度。道路是城市的动脉,是大多数人上下班和交通的必经之路。一种低成本的空气质量传感系统安装在通过城市不同路线通勤的车辆上,可以提供有关城市不同地区污染物状况和空气质量的精细实时信息。在这项工作中,我们开发了一个环境传感、位置感知、物联网系统,用于实时监测、收集和分析不同环境参数的存在。已经创建了安装传感器的车辆所经过的路线的污染路线图,其他车辆的移动用户可以访问该地图。由于空气污染高度依赖于地点,因此有必要预测没有空气质量资料的地方的空气质量。多元线性回归已被用于从这些地点的历史数据预测空气质量水平。
{"title":"An Internet of Things System for Sensing, Analysis & Forecasting Urban Air Quality","authors":"Anurag Barthwal, D. Acharya","doi":"10.1109/CONECCT.2018.8482397","DOIUrl":"https://doi.org/10.1109/CONECCT.2018.8482397","url":null,"abstract":"Constant monitoring of air quality is required in a smart city to improve human health and quality of life. Major cities of the world measure and analyze air quality and pollutant concentration with the help of few static air quality monitoring stations. Roads are arteries of a city and used by majority of the population for commuting and transportation. A low cost air quality sensing system installed in a vehicle that commutes through different routes of the city gives a finegrained real time information about the state of pollutants and air quality in different parts of the city. In this work, we have developed an environment sensing, location aware, Internet of Things system to monitor, collect and analyze the presence of different environmental parameters in real time. Pollution route map of the routes traversed by the vehicle with sensor-setup has been created which can be accessed by mobile users in other vehicles. As air pollution is highly location dependent, there is a need to predict air quality at places for which air quality information is not known. Multiple Linear Regression has been used to used to predict AQI levels from historic data for such locations.","PeriodicalId":430389,"journal":{"name":"2018 IEEE International Conference on Electronics, Computing and Communication Technologies (CONECCT)","volume":"3 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130842203","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: 6
Accurate Performance Analysis of 3D Mesh Network on Chip Architectures 三维网格网络在芯片架构上的精确性能分析
Bheemappa Halavar, B. Talawar
With the increase in number and complexity of cores and components in CMPs and SoCs, a highly structured and efficient on-chip communication network is required to achieve high-performance and scalability. Network on Chips(NoC) emerged as the reliable communication framework in CMPs and SoCs. Many 2-D NoC architectures have been proposed for efficient on-chip communication. In this paper, we explore the design space of 3D NoCs using floorplan driven wire lengths and link delay estimation. We analyse the performance and cost of 2D and two 3D variants of the Mesh topology by injecting two synthetic traffic pattern for varying buffer space and floorplan based delays were considered to for the experiments. Results of our experiments show that for the injection rates from 0.02 to 0.2 the average network latency of a 4layer 3D Mesh is reduced up to 54% compared to its 2D counterpart. The on chip communication performance improved up to 2.2× and 3.1× in 4-layer 3D Mesh compare to 2D Mesh with uniform and transpose traffic patterns respectively.
随着cmp和soc中核心和组件的数量和复杂性的增加,需要一个高度结构化和高效的片上通信网络来实现高性能和可扩展性。片上网络(NoC)作为可靠的通信框架出现在cmp和soc中。为了实现高效的片上通信,已经提出了许多二维NoC架构。在本文中,我们利用平面图驱动的导线长度和链路延迟估计来探索3D noc的设计空间。我们通过注入两种不同缓冲空间的合成交通模式来分析二维和两种三维网格拓扑的性能和成本,并在实验中考虑了基于平面图的延迟。实验结果表明,在注入速率从0.02到0.2的情况下,4层3D网格的平均网络延迟比2D网格减少了54%。4层3D Mesh的片上通信性能分别比具有均匀流量模式和转置流量模式的2D Mesh提高了2.2倍和3.1倍。
{"title":"Accurate Performance Analysis of 3D Mesh Network on Chip Architectures","authors":"Bheemappa Halavar, B. Talawar","doi":"10.1109/CONECCT.2018.8482383","DOIUrl":"https://doi.org/10.1109/CONECCT.2018.8482383","url":null,"abstract":"With the increase in number and complexity of cores and components in CMPs and SoCs, a highly structured and efficient on-chip communication network is required to achieve high-performance and scalability. Network on Chips(NoC) emerged as the reliable communication framework in CMPs and SoCs. Many 2-D NoC architectures have been proposed for efficient on-chip communication. In this paper, we explore the design space of 3D NoCs using floorplan driven wire lengths and link delay estimation. We analyse the performance and cost of 2D and two 3D variants of the Mesh topology by injecting two synthetic traffic pattern for varying buffer space and floorplan based delays were considered to for the experiments. Results of our experiments show that for the injection rates from 0.02 to 0.2 the average network latency of a 4layer 3D Mesh is reduced up to 54% compared to its 2D counterpart. The on chip communication performance improved up to 2.2× and 3.1× in 4-layer 3D Mesh compare to 2D Mesh with uniform and transpose traffic patterns respectively.","PeriodicalId":430389,"journal":{"name":"2018 IEEE International Conference on Electronics, Computing and Communication Technologies (CONECCT)","volume":"124 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131119408","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: 2
A Comparative Audio Stimulus - fMRI study of Major Depressive Disorder(MDD) and Never Depressed (ND) Subjects 重度抑郁障碍(MDD)和非抑郁(ND)受试者的比较音频刺激- fMRI研究
S. D, P. Shankapal
There is a rising need to understand how the brain processes depression. This paper provides a comparative analysis of fMRI from ND and MDD participants on subjecting them to audio stimuli. The analysis infers that with negligible activation in the ACC and striatum, MDD participants are less capable of accurately classifying and processing emotions.
人们越来越需要了解大脑是如何处理抑郁症的。本文对ND和MDD参与者在音频刺激下的功能磁共振成像进行了比较分析。分析推断,由于前扣带皮层和纹状体的激活可以忽略不计,MDD参与者准确分类和处理情绪的能力较差。
{"title":"A Comparative Audio Stimulus - fMRI study of Major Depressive Disorder(MDD) and Never Depressed (ND) Subjects","authors":"S. D, P. Shankapal","doi":"10.1109/CONECCT.2018.8482398","DOIUrl":"https://doi.org/10.1109/CONECCT.2018.8482398","url":null,"abstract":"There is a rising need to understand how the brain processes depression. This paper provides a comparative analysis of fMRI from ND and MDD participants on subjecting them to audio stimuli. The analysis infers that with negligible activation in the ACC and striatum, MDD participants are less capable of accurately classifying and processing emotions.","PeriodicalId":430389,"journal":{"name":"2018 IEEE International Conference on Electronics, Computing and Communication Technologies (CONECCT)","volume":"4 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133071529","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
期刊
2018 IEEE International Conference on Electronics, Computing and Communication Technologies (CONECCT)
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