• Title/Summary/Keyword: Architecture design

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A Memory Intensive Real-time 3x3 Neighborhood processor for Image Processing (Memory Intensive 실시간 영상신호처리용 3 $\times$ 3 Neighborhood VLSI 처리기)

  • 김진홍;남철우;우성일;김용태
    • Journal of the Korean Institute of Telematics and Electronics
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    • v.27 no.6
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    • pp.963-971
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    • 1990
  • This paper proposes a memory intensive VLSI architecture for the realization of real-time 3x3 neighborhood processor based on the distributed arithmetic. The proposed architecture is characterized by a bit serial and multi-kernel parallel processing which exploits the pixel kernel parallelism and concurrency. The chip implements 8 neighborhood processing elements in parallel with efficirnt input and output modules which operate concurrently. Besides the a4chitectural design of a neighborhood processor, the design methodology using module generator concept has been considered and MOGOT(MOdule Generator Oriented VLSI design Tool) has been constructed based on the workstation. Based on these design environments MOGOT, it has been shown that the main part of the suggested architecture can be designed efficiently using 2\ulcorner double metal CMOS technology. It includes design of input delay and data conversion module, look-up table for inner product operation, carry save accumulator, output data converter and delay module, and control module.

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A Study on the Design Concept of Critical Regionalism through the Contemporary Architecture (현대 건축을 통해서 본 비판적 지역주의의 개념적 표현)

  • Chung Hyo-Kyung
    • Korean Institute of Interior Design Journal
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    • v.13 no.6
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    • pp.20-28
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    • 2004
  • The purpose of this research is to understand and explore the view of the current architectural and interior design approach through Critical Regionalism created as one of the movements opposed to Contemporary. Critical Regionalism as a critical view about the contemporary architecture is based on integrated critical thinking toward a built environment surrounded by regional facts such as natural environment, materials, light, weather, unique culture where exist the specific places. The architectural themes of Critical Regionalism based on Kenneth Frampton's view and interpretation about contemporary architecture can be understood as follows; the concept of the place, tectonics, expression by abstraction and phenomenologlcal interpretation. Critical Regionalism has two distinctive features, which are the connection to the Contemporary and critical aspects to develop processes of an architectural design.

SDL: A New CAGD Library for Conputer-Aided Ship Design

  • Koras, George D.;Kaklis, Panagiotis D.;Papanikolaou, Apostolos D.
    • Journal of Ship and Ocean Technology
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    • v.5 no.4
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    • pp.1-18
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    • 2001
  • Software written in academic environments is rarely integrated and/or reused. Moreover, typical academic software products do not communicate with commercial CAD packages, consequently functionality that is readily available to industry is not available do academic researchers. The Surface Design Library (SDL) is a library serving as a framework under which, CAGD software, intended for research or educational use, can be written in such a manner that it becomes a reusable part of a useful CAGD system. Moreover SDL is equipped with an IGES translator so that it communicates with commercial CAD packages, This paper gives a brief overview to SDL and presents examples of using it for high quality fairing performed on a naval ship hull, before employing commercial CAD packages for further design and analysis.

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B-spline Surface Fitting using Genetic Algorithm (유전자 알고리즘을 이용한 B-spline 곡면 피팅)

  • Le, Tat-Hien;Kim, Dong-Joon;Min, Kyong-Cheol;Pyo, Sang-Woo
    • Journal of the Society of Naval Architects of Korea
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    • v.46 no.1
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    • pp.87-95
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    • 2009
  • The applicability of optimization techniques for hull surface fitting has been important in the ship design process. In this research, the Genetic Algorithm has been used as a searching technique for solving surface fitting problem and minimizing errors between B-spline surface and the ship's offset data. The encoded design variables are the location of the vertex points and parametric values. The sufficient accuracy in surface fitting implies not only various techniques for computer-aided design, but also the future production design.

Analysis of User Satisfaction Determinants and Behavior according to Urban Park′s Character in Daegu (대구시 도시공원의 성격에 따른 이용자 만족요인 및 행태분석)

  • 김용수;김수봉
    • Journal of the Korean Institute of Landscape Architecture
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    • v.17 no.1
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    • pp.17-27
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    • 1989
  • ^x Good Planning, design, and maintenance will be the product of a Process which considers both the nature of man and the nature of nature. Recentry, we emphasize how social and psycological theory, behavioral studios, and community participation may contribute to practical decision making and to the development of appropriate form for human use at all scales of Landscape Architecture. The main purpose of this study was to develop more rational and user oriented theory of urban park planning, design, and maintenance in terms of social - behavioral approach. Study sites were Jungang, Dalsung, Duryu, and Apsan park, where were located Daegu city. In this study, user satisfaction determinants of each park, which were useful for park planning, design and maintenance, were discovered. Privacy and territoriality were examined as an important factors for design a park road examined as an important factors to design a Path and a comfortable space in urban park.

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A Study on the Characteristics of Interior Design in De Stijl (De Stijl 에 있어서의 실내디자인 특성에 관한 연구)

  • 한영호
    • Korean Institute of Interior Design Journal
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    • no.8
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    • pp.16-22
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    • 1996
  • In terms of modern design history, De Stijl movement had continued as one of influential groups by 1931, and it attempted to pursue universial reality that combined painting and architecture, seeking a new style based on Neo-Plasticism and succeeded the nineteen century's Art and Craft movement and Art Nouveau. Especially, the De Stijl movement provided 1920's rationalism with new space pattern and its ideas greatly affected the Bauhaus movement such as Walter Gropius or Mies van der Rohe. De Stijl's utopian idea that claimed on the conformity of art and life contributed modernism movement combined with scientific and rational view, and even now experts its lasting power with the concept of time and space free from simple cube in modern architecture and interior design. The tue meaning of the De Stijl movements is that is sis the basis of general ideas, and the change of modern architecture is based on this modern styled foundation. It may be the unchangeable fact like Russell Hitchocok says, "The architectural style and pattern which everyone admitts its importance has the value of living."

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Construction of Mountains and Waters in Beijing Olympic Forest Park

  • Yi-Xia, Wu;Jie, Hu;Lu-Shan, Lu
    • Proceedings of the Korean Institute of Landscape Architecture Conference
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    • 2007.10b
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    • pp.19-29
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    • 2007
  • The making of mountains and waters are recognized as essential to traditional Chinese landscapes and it is this concept that guided the Beijing Olympic Landscape, "Axis to Nature". The Olympic landscape extends the central axis of Beijing north until it is punctuated by the Forest Park Hill and dissipated by Forest Park Lake. Traditional landscape gardens, paintings, and poetry were researched and the plan assessed by eminent scholars and experts to conceive and construct an ecological park that features unique design and traditional Chinese landscape art.

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Study of a Three-Dimensional and Multi-Functional Urban High-Rise Complex in the High-Density Environment: Design Practice of Yiwu World Trade Center

  • Li, Linxue;Hou, Miaomiao;Zhang, Qi
    • International Journal of High-Rise Buildings
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    • v.8 no.1
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    • pp.37-47
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    • 2019
  • Facing the challenges of urban form and space quality in a high-density environment, the paper puts forward the development trend of three-dimensional and multi-functional design for an urban high-rise complex, and analyzes the design methods of establishing an urban landmark, including multi-functional composition, three-dimensional space integration, three-dimensional traffic organization and energy flow programming. Meanwhile, combined with the specific design case of Yiwu World Trade Center, the practical experience of designing a high-rise complex in China's medium-sized cities is analyzed.

Updates of Korean Design Standard (KDS) on the wind load assessment and performance-based wind design

  • Han Sol Lee;Seung Yong Jeong;Thomas H.-K. Kang
    • Wind and Structures
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    • v.37 no.2
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    • pp.117-131
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    • 2023
  • Korea Design Standard (KDS) will be updated with two major revisions on the assessment of wind load and performance-based wind design (PBWD). Major changes on the wind load assessment are the wind load factor and basic wind speed. Wind load factor in KDS is reduced from 1.3 to 1, and mean recurrence interval (MRI) for basic wind speed increases from 100 years to 500 years considering the reduction of wind load factor. Additional modification is made including pressure coefficient, torsional moment coefficient and spectrum, and aeroelastic instability. Combined effect of the updates of KDS code on the assessment of wind load is discussed with the case study on the specified sites and building. PBWD is newly added in KDS code to consider the cases with various target performance, vortex-induced vibration, aeroelastic instability, or inelastic behavior. Proposed methods and target performance for PBWD in KDS code are introduced.

VLSI Design for Folded Wavelet Transform Processor using Multiple Constant Multiplication (MCM과 폴딩 방식을 적용한 웨이블릿 변환 장치의 VLSI 설계)

  • Kim, Ji-Won;Son, Chang-Hoon;Kim, Song-Ju;Lee, Bae-Ho;Kim, Young-Min
    • Journal of Korea Multimedia Society
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    • v.15 no.1
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    • pp.81-86
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    • 2012
  • This paper presents a VLSI design for lifting-based discrete wavelet transform (DWT) 9/7 filter using multiplierless multiple constant multiplication (MCM) architecture. This proposed design is based on the lifting scheme using pattern search for folded architecture. Shift-add operation is adopted to optimize the multiplication process. The conventional serial operations of the lifting data flow can be optimized into parallel ones by employing paralleling and pipelining techniques. This optimized design has simple hardware architecture and requires less computation without performance degradation. Furthermore, hardware utilization reaches 100%, and the number of registers required is significantly reduced. To compare our work with previous methods, we implemented the architecture using Verilog HDL. We also executed simulation based on the logic synthesis using $0.18{\mu}m$ CMOS standard cells. The proposed architecture shows hardware reduction of up to 60.1% and 44.1% respectively at 200 MHz clock compared to previous works. This implementation results indicate that the proposed design performs efficiently in hardware cost, area, and power consumption.