• Title/Summary/Keyword: Software Architecture Design

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Core-A: A 32-bit Synthesizable Processor Core

  • Kim, Ji-Hoon;Lee, Jong-Yeol;Ki, Ando
    • IEIE Transactions on Smart Processing and Computing
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    • v.4 no.2
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    • pp.83-88
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    • 2015
  • Core-A is 32-bit synthesizable processor core with a unique instruction set architecture (ISA). In this paper, the Core-A ISA is introduced with discussion of useful features and the development environment, including the software tool chain and hardware on-chip debugger. Core-A is described using Verilog-HDL and can be customized for a given application and synthesized for an application-specific integrated circuit or field-programmable gate array target. Also, the GNU Compiler Collection has been ported to support Core-A, and various predesigned platforms are well equipped with the established design flow to speed up the hardware/software co-design for a Core-A-based system.

Specialized Product-Line Development Methodology for Developing the Embedded System

  • Hong Ki-Sam;Yoon Hee-Byung
    • International Journal of Fuzzy Logic and Intelligent Systems
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    • v.5 no.3
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    • pp.268-273
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    • 2005
  • We propose the specialized product-line development methodology for developing the embedded system of an MSDFS (Multi Sensor Data Fusion System : called MSDFS). The product-line methodology provides a simultaneous design between software and hardware, high level reusability. However this is insufficient in requirement analysis stage due to be focused on software architecture, detailed design and code. Thus we apply the business model based on IDEF0 technique to traditional methodology. In this paper, we describe the processes of developing Core-Asset, which are requirement analysis, feature modeling, validation. The proposed model gives the efficient result for eliciting features, and ensures the high level reusability of modules performing on embedded system.

Implementing Framework for Transfer Function-based Ship Underwater Radiated Noise Analysis (전달함수 기반의 선박 수중방사소음 해석 프레임워크 구현)

  • Kim, Kook-Hyun
    • Journal of the Society of Naval Architects of Korea
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    • v.47 no.6
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    • pp.803-807
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    • 2010
  • The transfer function method is a widely used in the analysis of underwater radiated noise of ships because it is simple to implement and gives a simple way in the design stage requiring trade-off studies on various kinds of noise sources. In this study, a framework is implemented based on the transfer function method. The framework is interfaced to a software providing transfer functions of hull force to underwater radiated noise. The transfer function-based underwater radiated noise analysis approach is reviewed and the implemented framework structure is described. As an example, a numerical calculation of a virtual ship is carried out and its results are investigated in terms of applicability to real ship design project.

A study on the Healing Effects of UV-Day light for the healthy Leprosy Center through the ANOVA statistical analysis - Focused on 5S (Sort, Straighten, Shine, Standardize, Sustain)

  • Shaikh, Javaria Manzoor;Park, JaeSeung
    • Journal of The Korea Institute of Healthcare Architecture
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    • v.19 no.4
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    • pp.7-18
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    • 2013
  • Purpose: The aim of this paper is to reduce the stress and the disturbance occur in selective action of patient. This article will also help us to control spreading and reduce the order and bacteria produced by leprosy disease among the lepers. This will be achieved with the help of several variables and these variables help us on health benefits is 5S (Sort, Straighten, Shine, Standardize, Sustain) i.e. ratio of sectional morphology, lessor 90 degree angles, day light, universal design building and maximum ventilation. The replies from the questionnaire were collected based on varying levels of satisfaction and gloominess on the scale of 1-10. Methods: The multi-layer methodological framework for maximising the healing environment obtained from the observation of schemes and parameters of ANOVA: (Analysis Of Variance between five deciding factors) are. Firstly applied for the calculation of the patient's satisfaction for U.V light from sun on ECOTECT simulation, secondly the number of $90^{\circ}$ angle, along the corridors. Thirdly understanding the ways to represent people's perceptual structures and way finding with Space Syntax software. Fourthly the ratio of depth to height of the building typology and finally interviewing the subjects describing their special experiences based on scale value. The focus of this testing of human subjects was to receive data for the existence of image scheme in way-finding and to identify the mechanisms by which sun light impacts human (lepers) health. Results: AMPVA studies concluded that there is similarity between I and O plan as well as L and H plan whereas U plan was difference among the five selected architectural shapes. Implications: The purpose of this research is to show the effects of the I-type, L-type, C-type, U-type and O-type plan design, and to analyse the morphology for EBD (Evidence-Based Design) healing environment which is a universal design for Munghopir Karachi, in Pakistan.

Lighting Simulation using Relux (Relux를 이용한 조명 시뮬레이션)

  • Hong, Sung-De
    • Journal of The Korean Digital Architecture Interior Association
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    • v.11 no.1
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    • pp.83-90
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    • 2011
  • Lighting simulation is becoming increasingly more important as a method for design and evaluation. There is a wide range of packages that provide the accuracy and the usability in lighting simulation. Relux developed by Relux Informatik AG, Switzerland, Relux offers users innovative and high-performance light planning software with open interfaces and simultaneous access to the latest product data from luminaire and lamp manufacturers. The goals of this report is to explore some of the lighting simulation issues relating to Relux. It is hoped that it will provide some background information that will enable a designer and engineer to make some informed judgements on the potential of the current state-of-the-art in computer prediction of lighting in buildings and how this may be used to assist in building design.

Development of Rule-based Checking Modules for the Evacuation Regulations of Super-tall Buildings in Open BIM Environments (개방형BIM환경에서의 룰기반 초고층건축물 피난법규 검토모듈 개발)

  • Kim, Inhan;Choi, Jungsik;Cho, Geunha
    • Korean Journal of Computational Design and Engineering
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    • v.18 no.2
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    • pp.83-92
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    • 2013
  • IFC based open BIM has internationally developed as a solution for interoperability problem among different software applications. Despite much interest and effort, the open BIM technologies are rarely introduced to the construction industry and need more technical development for a practical application as well. This research aims to develop automated code checking modules for quality assurance process of BIM data. The research have analyzed domestic regulations focusing on super-tall buildings and developed open BIM-based code checking modules for the evacuation regulations. The modules are able to validate evacuation regulations such as installation of emergency elevator and fire safety zone. The authors expect to improve the process of BIM quality assurance and enhance the quality of BIM data by this research on automated checking system.

A Study on the Improvement of Rural Community Design (농촌마을만들기의 개선방안에 대한 연구 -충북지역을 중심으로-)

  • Choi, Hyo-Seung
    • Journal of the Korean Institute of Rural Architecture
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    • v.7 no.1
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    • pp.39-50
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    • 2005
  • This study is result of interview and investigation into three rural communities progressing Rural activity, and points to be considered before promoting policy 1) Resident participation taking a lot of time, need to sustainable education and chance of personal experience, as well as stage of working plan and performance must be a serious consideration about resident opinions. 2) Until placing operation and management on the right track, experts and administrators will be help aspects of software and finance. 3) It is necessary to periodically train rural activity experts, and educate business persons. 4) Through checking a process, each community improve, supplement, will work out the next support system.

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GA-based Feed-forward Self-organizing Neural Network Architecture and Its Applications for Multi-variable Nonlinear Process Systems

  • Oh, Sung-Kwun;Park, Ho-Sung;Jeong, Chang-Won;Joo, Su-Chong
    • KSII Transactions on Internet and Information Systems (TIIS)
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    • v.3 no.3
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    • pp.309-330
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    • 2009
  • In this paper, we introduce the architecture of Genetic Algorithm(GA) based Feed-forward Polynomial Neural Networks(PNNs) and discuss a comprehensive design methodology. A conventional PNN consists of Polynomial Neurons, or nodes, located in several layers through a network growth process. In order to generate structurally optimized PNNs, a GA-based design procedure for each layer of the PNN leads to the selection of preferred nodes(PNs) with optimal parameters available within the PNN. To evaluate the performance of the GA-based PNN, experiments are done on a model by applying Medical Imaging System(MIS) data to a multi-variable software process. A comparative analysis shows that the proposed GA-based PNN is modeled with higher accuracy and more superb predictive capability than previously presented intelligent models.

Design and Implemention of Multimedia Integrated Processing Unit for Computer-Nased Video Conference (컴퓨터 영상회의를 위한 멀티미디어 통합처리장치의 설계 및 구현)

  • 김현기;홍재근
    • Journal of the Korean Institute of Telematics and Electronics C
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    • v.35C no.3
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    • pp.59-68
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    • 1998
  • This paper propose a hardware architecure of multimediasysgem for integrated processing of the multimedia data such as audio and video, and describes on the design and implementation of multimedia integrated processing Unit. The unit comprises most commonly needed multimedia processing function for computer-based video conference: audio-visual datacapture, playback, compression, decompression as well as interleaving/disinterleaving of compressed audio-visual data. The proposed architecture minimizes the CPU overhead that might be caused by multimedia data processing and assures the fluent data flow among system components. Also, this unit is tested and analyzed under the computer-based video conference to confirm the multimedia unit of proposed architecture using communication protocol and application software through Ethernet and FDDI (Fiber Distributed Data Interface) networks.

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Design of Multi-protocol IED for Networked Control System of Multi-Induction Motor in Industrial Fields

  • Hong, Won-Pyo
    • Journal of the Korean Institute of Illuminating and Electrical Installation Engineers
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    • v.26 no.10
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    • pp.60-71
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    • 2012
  • This paper proposes a new design and implementation of multi-protocol IED for networked control system of multi-induction motor in industrial fields. The experimental multi-induction motor based multi-protocol IED of Modbus/LonTalks/TCP/IP module is designed and fabricated. This article addresses issues in architecture of LonWorks/Ethernet sever, embedded processors architecture for converting Modbus protocol to LonTalks protocol, integrating preconfigured software, and Internet technologies. It is also verified that the multi-induction motor control and monitoring system using LonWorks/Ethernet server have available, interoperable, reliable performance characteristics from the experimental results, especially, the seamless integration of TCP/IP networks with control networks allows access to any control point from anywhere. Thus, the results provide available technical data for remote distributed motor control system of industrial field or building microgrid with LonWorks BAS.