• Title/Summary/Keyword: Traditional Units

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An Analysis of Household Work Space of the Waga, a Roofing Tile System Authorized as Historical Preservation Units of Jeju Province -Focused on Jungji, Chatbang and Gopang- (제주도 민속자료로 지정된 와가의 가사노동공간 분석 -정지.챗방.고팡을 중심으로-)

  • 이정림;김봉애
    • Journal of the Korean housing association
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    • v.12 no.3
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    • pp.41-49
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    • 2001
  • This study attempts to present a new interpretation of the Jeju province Waga, authorized as Jeju province Folklore, in the context of lifestyles of residents distinctive in the Jungji, Chatbang, and Gopang system. Study results uncovered that (1) only one Jungji, a traditional house kitchen, exists in one house boundary, in the form of detached building in the 4 units of Gaok (K-2 Gaok, K-3 Gaok, C-1 Gaok, and C-2 Gaok) (2) Chatbang had multifaced-functions; as a place for diet for mistress and children, a place for preparing meals for a mister who diet in the room, and as an auxiliary meal-preparation facility in time of domestic celebration day. (3) Gopang was mostly a place for grain storage, and K-3 Gaok has one unit, K-1 Gaok, C-1 Gaok, and C-2 Gaok had 2 units, and K-2 Gaok and H Gaok had 3 untis of Gopang. (4) Jungji and Chatbang were correlated for meal preparation and diet while activity-line of flow was divided each other. (5) Jungji and Gopang were located at the opposite edges of of each house, revealing no consideration of indoor activities. (6) The ratios of space of Jungji, Chatbang and Gopang out of the whole house space were, average 23% in the case of Jungji located in the inner house, and average 37% in the case of Jingji located in the detached building, average 14% larger in the case of detached Jungji system.

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Reallocation of Force in the Lanchester (3,3) Combat Model (란체스터 (3,3) 전투모형의 전투력 재할당 방안에 관한 연구)

  • Jong-Hyeon Hwang;Dong-Hyung Lee
    • Journal of Korean Society of Industrial and Systems Engineering
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    • v.46 no.4
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    • pp.263-271
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    • 2023
  • In the (3,3) close combat model based on the Lanchester Square Law, this study proposes a plan to optimally allocate residual combat power after the battle to other battlefields. As soon as the two camps of three units can grasp each other's information and predict the battle pattern immediately after the battle began, the Time Zero Allocation of Force (TZAF) scenario was used to initially allocate combat power to readjust the combat model. It reflects travel time, which is a "field friction" in which physical distance exists from battlefields that support combat power to battlefields that are supported. By developing existing studies that try to examine the effect of travel time on the battlefield through the combat model, this study forms a (3,3) combat model, which is a large number of minimum units. In order to achieve the combat purpose, the principle of optimal combat force operation is presented by examining the aspect that support combat power is allocated to the two battlefields and the consequent battle results. Through this, various scenarios were set in consideration of the travel time and the situation of the units, and differentiated results were obtained. Although the most traditional, it can be used as the basic logic of the training or the commander's decision-making system using the actual war game model.

High-Performance Low-Power FFT Cores

  • Han, Wei;Erdogan, Ahmet T.;Arslan, Tughrul;Hasan, Mohd.
    • ETRI Journal
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    • v.30 no.3
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    • pp.451-460
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    • 2008
  • Recently, the power consumption of integrated circuits has been attracting increasing attention. Many techniques have been studied to improve the power efficiency of digital signal processing units such as fast Fourier transform (FFT) processors, which are popularly employed in both traditional research fields, such as satellite communications, and thriving consumer electronics, such as wireless communications. This paper presents solutions based on parallel architectures for high throughput and power efficient FFT cores. Different combinations of hybrid low-power techniques are exploited to reduce power consumption, such as multiplierless units which replace the complex multipliers in FFTs, low-power commutators based on an advanced interconnection, and parallel-pipelined architectures. A number of FFT cores are implemented and evaluated for their power/area performance. The results show that up to 38% and 55% power savings can be achieved by the proposed pipelined FFTs and parallel-pipelined FFTs respectively, compared to the conventional pipelined FFT processor architectures.

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Improved Pre-prepared Power Demand Table and Muller's Method to Solve the Profit Based Unit Commitment Problem

  • Chandram, K.;Subrahmanyam, N.;Sydulu, M.
    • Journal of Electrical Engineering and Technology
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    • v.4 no.2
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    • pp.159-167
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    • 2009
  • This paper presents the Improved Pre-prepared Power Demand (IPPD) table and Muller's method as a means of solving the Profit Based Unit Commitment (PBUC) problem. In a deregulated environment, generation companies (GENCOs) schedule their generators to maximize profits rather than to satisfy power demand. The PBUC problem is solved by the proposed approach in two stages. Initially, information concerning committed units is obtained by the IPPD table and then the subprob-lem of Economic Dispatch (ED) is solved using Muller's method. The proposed approach has been tested on a power system with 3 and 10 generating units. Simulation results of the proposed approach have been compared with existing methods and also with traditional unit commitment. It is observed from the simulation results that the proposed algorithm provides maximum profit with less computational time compared to existing methods.

Living Space Needs of Rural Elderly Residents in a Farming Retirement Community (자영농 노인촌락 입주자의 생활공간 욕구)

  • 이인수
    • Korean Institute of Interior Design Journal
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    • no.14
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    • pp.42-54
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    • 1998
  • This study aims to analyze needs for living space of residents in a farming retirement community In this study a survey was performed about desire for living space and aesthetic aspects of housing environment. Results of the study are as follows; 1. Most residents desire permanently formed dwelling unit rather than assembled temporary structure so that they comfortable in noise-prevented space. 2 The retirement community residents do not desperately prefer individually separated room because open space provides better observsation function for emergencies. 3. They hope their dwelling units are grouped like regular neighborhood and the units have traditional designs such conventional kitchen and sink and wooden floor. Finally in this study it is proposed that Korean rural retirement community be established with maximum use conventional dwelling resources so that the residents benefit old fashioned living tradition even in the recently moved retirement society.

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Improvement of Power Capability and Field Uniformity with Tapered Coaxial Matching Units in Strip Line for Measuring Electromagnetic Immunity of Vehicular Components

  • Chung, Yeon-Choon;Kang, Tae-Won;Park, Dong-Chul
    • Journal of Electrical Engineering and information Science
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    • v.2 no.5
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    • pp.60-64
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    • 1997
  • The design process and construction method of a strip line is described for measuring radiated susceptibility of vehicular components having electrical cables more than 2 min length. he characteristic impedance of the trip line was determined 90$\Omega$ to obtain the field uniformity of $\leq$${\pm}$3 dB in the frequency range from 100 kHz to 500 MHz. Tapered coaxial lines were used instead of the traditional lumped circuit element for the impedence matching units, therefore, the strip line has high power capability. Using these techniques, the field uniformity and power capability of a strip line could be considerably improved.

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Approaches to Southeast Asian Studies: Beyond the "Comfort Zone"

  • Sathian, Mala Rajo
    • SUVANNABHUMI
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    • v.7 no.1
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    • pp.89-103
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    • 2015
  • Over the last decade, the field of Southeast Asian Studies has been inundated with issues of its "territory" (or the definition of what comprises Southeast Asia), relevance and future. The methodology of approaching Southeast Asian Studies has also come under constant scrutiny providing much fodder for debate. One significant suggestion was that the field of Southeast Asian Studies should "break out of the comfort zone" (Van Schendel, Bijdragen, 2012:168(4)). This paper will explore some of the ways of approaching Southeast Asian Studies beyond that comfort zone by examining other/alternative units of studying Southeast Asia in place of the traditional (or statist) perspectives that tend to confine the field within the scope of the national/nation-state boundaries. The paper will also provide some personal observations of the author on the current state and limitations to teaching and researching Southeast Asian Studies in the region.

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An Analysis of Management Methods for Traditional Village in Japan -The Case of Tumago Village and Shiragawa Village- (일본 전통마을의 유지.관리방법 분석 -쯔마고마을과 시라카와마을을 사례로-)

  • 강동진
    • Journal of the Korean Institute of Landscape Architecture
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    • v.28 no.4
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    • pp.91-104
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    • 2000
  • The traditional village, which is subject for this paper, can be defined as a community having unique combinations of natural, cultural, and social characteristics of that nation, which reflects settlement environments during hundreds of years. Now, in spite of tis potential power of traditional village, national strategies do not find satifsactory directions in Korea. In terms of this concenrs, this paper tries to analyze and diagnose about successful precedents(Tsumage village and Shiragawa village, Japan) with focus on the village management. And this paper aims to explore concrete management systems of Japanese cases, to find clues for practical application, and to suggest several instructive concepts in the light of management system of traditional village management. The analysis is progressed in three viewpoints(village space, village attraction, and village community). And it is extracted that diverse management systems are necessary to secure sustainable traditional village and their way of life, particularly in the face of the pressure of tourism. As a result of exploring of Japanese two cases, representative characteristics, which are found, are as follow; Fist, objective of management is not tourism development but maintenance of sustainable life system. Second, management systems are having not compulsory but spontaneous open decision making process, and in particular, village management is mainly operated by the local government and semipublic institute(inhabitants-oriented0 which have the strongest influential power in village composition units. Finally, village management programs are mostly experience-type and are composed of public law and regulations, diverse operation program, and individual efforts of inhabitants for village management. Because this paper mainly focused on two precedents, there should be more diverse cases. however, extracted conclusions have practical meanings for village management and can be used in re-establishing management concepts of Korean traditional villages.

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Enhancing effect of Canavalia gladiata DC semen on the hematopoietic expansion and function of stem cells (도두(刀豆)의 조혈증진 작용에 관한 연구)

  • Kim, Seung-Hyung;Kim, Kun-Hoae;Chi, Gyeong-Yup;Cho, In-Sik;Kim, Han-Young;Lee, Young-Cheol
    • The Korea Journal of Herbology
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    • v.27 no.4
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    • pp.9-16
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    • 2012
  • Objective : Canavalia gladiata DC semen (CGS) have been used to improve hematopoietic activity. In the current study, we investigated whether CGS regulate hemato-potentiating function using hematopoietic stem cells (HSCs) as a testing system. Methods : HSCs isolated from femur in mice with leukopenia and thrombocytopenia induced induced by CTX. Then, Real-time PCR was performed to measure the mRNA expression and hematopoietic related gene (EPO, IL-3, SCF, c-kit, GM-CSF), the phoaphorylation of GATA-1 and STAT-5a/b were observed by ELISA method, and the number of granulocyte erythrocyte monocyte macrophage colony-forming units (CFU-GEMM) and erythroid burst forming units (BFU-E), semisolid clonogenic assay was performed. Result : When HSCs were treated with CGS, the expression of hematopoietic related genes (EPO, IL-3, SCF, c-kit, and GM-CSF) were significantly increased at the levels of mRNA as well as production in HSCs. Additionally, CGS enhanced phosphorylation of STAT-1 and signal transducer and activator of transcription-5a/b (STAT-5a/b) in HSCs. Furthermore, CGS significantly enhanced the growth rate of granulocyte erythrocyte monocyte macrophage colony-forming units (CFU-GEMM) and erythroid burst forming units (BFU-E) in vitro. Conclusion : These result suggest that CGS has hematopoietic enhancement via hematopoietic cytokine-mediated GATA-1/STAT-5a/b pathway.

Curriculum Analysis of Chuna Manual Medicine in Korea (추나의학 관련과목 개설현황 조사)

  • Park, Tae-Yong;Shin, Byung-Cheul
    • The Journal of Churna Manual Medicine for Spine and Nerves
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    • v.5 no.1
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    • pp.157-168
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    • 2010
  • Objectives: The aim of this study was to investigate the curriculum of Chuna manual medicine (CMM)-related subjects in oriental medicine college and to let CMM have opportunities to develope current curriculum and basic circumstance for CMM. Methods: Questionnaire was obtained from 11 oriental medicine college and 1 school of Korean medicine, Pusan National University, bye-mail. If there was any insufficient information from response, we asked more information by direct call. Results and Conclusions: The findings from our study can be summarized as follows: 1. There are three CMM-related subjects, CMM, Oriental Rehabilitation Medicine (ORM) and Neuromusculoskeletology(NMS). All curriculums of 8 colleges belonged to classification I have CMM and DRM courses. Curriculums of 4 colleges belonged to classification II, have ORM or NMS course without CMM course. 2. 10 colleges of 11 ones which have ORM course, have major compulsory courses, 1 college has a major optional course. 5 colleges of 8 ones which have CMM course, have major compulsory courses, 3 colleges have major optional courses. 2 colleges have only part-time lecturers for CMM course, other 2 college have cooperation of specialized professors and part-time lecturers, another 8 colleges have only specialized professors. 3. Most CMM-related subjects is teached at 3 or 4 grade of medical course. The units taken for CMM-related subjects is minimum 4 units to maximum 8 units in total about 160 units. 4. Total class hour for CMM-related subjects is minimum 120 hours to maximum 225 hours, and practice hours is about minimum 30 hours to maximum 75 hours. 5. The systematic regulation and financial support is needed for patients to get the best CMM treatment, because the present curriculum of CMM is insufficient for carrying out the best manual therapy for patients.

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