• Title/Summary/Keyword: intermediaries

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Design of a Multi-Protocol Gateway System Based on Low Power Wireless Communications (저전력 무선통신 기반 다중 프로토콜 게이트웨이 시스템 설계)

  • Hong, Sung-IL;Lin, Chi-Ho
    • The Journal of Korean Institute of Communications and Information Sciences
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    • v.40 no.10
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    • pp.2006-2013
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    • 2015
  • In this paper we propose a multi-protocol gateway system based on low power wireless communications. The proposed multi-protocol gateway system was designed to allow real-time monitoring and control of the on-site situation through wired and wireless networks by gathering information for streetlight power control and environmental monitoring. The sensing data using multi-sensors with composite processing that selectively used wired or wireless communication (e.g., CDMA, Ethernet (TCP/IP), GPS, etc.) were designed to act as intermediaries that transmitted to the main server through ZigBee. Inaddition, they were designed by separating a CPU board and baseboard to ensure low maintenance cost and ease of hardware replacement. The proposed multi-protocol gateway system's power, impact, continuous operation stability, and immunity test results obtained a normal operation success rate of over 95% and normal continuous operation results. Moreover, in the voltage drop test, instantaneous immunity test, and conductive RF electromagnetic field immunity test, it obtained an average rating result of "A".

Why is Science Reporting Easy to Lead to Failure ?: ANT Analysis of Reporting on ETRI Scientist Hyun-Tak Kim (과학 보도는 왜 실패하기 쉬운가: ETRI 김현탁 박사팀 보도에 대한 ANT 분석)

  • Lee, Choong-Hwan
    • Journal of Science and Technology Studies
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    • v.12 no.1
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    • pp.145-183
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    • 2012
  • Science reporting is easier to lead to failure than other news reporting because it needs higher professionalism. According to Actor-Network Theory(ANT), not only research results(artifacts) of scientists but also science articles are hybrid networks. Namely, they are connected by human actors(scientist, reporter, etc.) and nonhuman actors(press releases etc.). When the process of science reporting is examined on the view of ANT, it is the process that scientists' results translate the media via press releases as intermediaries and expand their network to the public. This study aims at making an ANT analysis of how research results of Electronics and Telecommunications Research Institute(ETRI) scientist Hyun-Tak Kim were reported by lots of media, focusing on the rhetoric of ETRI's press release. It can reveal the reason for the science reporting's failure and hint at the better science journalism.

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The Effect of Success Factors on SCM Performance in Fashion Industry Stream (패션산업 스트림에 따라 SCM 성공요인이 SCM 성과에 미치는 영향연구)

  • Choi, Jin-Hyeok;Shin, Sang-Moo
    • Journal of Fashion Business
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    • v.16 no.2
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    • pp.12-26
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    • 2012
  • Fashion industry characteristically goes through many steps to manufacture and to retail apparel products. Complex inter-industry channels with many intermediaries in fashion industry provoked many problems regarding recognizing customer's need, delivering time, flexibility, and inventory control. Therefore, the purposes of this study were to investigate the differences between apparel manufacturing and distribution process in SCM success factors and performances, and to investigate how SCM success factors affect on performances. Questionnaire was developed and distributed to apparel industry. The returned 116 questionnaires were analyzed by Cronbach's alpha for internal validity, factor analysis, t-test, and regression analysis with SPSS14.0. The results of this study were as follows: There was significant difference of SCM success factors between apparel manufacturing and distribution regarding process standardization and integration. There were significant differences of SCM performances such as reaction for customer, flexible management, cost minimization, and maximized asset utilization which distribution was higher than apparel manufacturing process. In apparel manufacturing, SC strategic relation, and integrative management influenced upon reaction for customer of SCM performances. SC integrative management influenced upon cost minimization. SC integrative management influenced upon maximized asset utilization. In distribution, SC strategic relation, and activated support for SCM influenced upon reaction for customer of SCM performances. SCM specialization, credible relationship among supply chains, activated support for SCM, and SC integrative management influenced upon cost minimization. SCM specialization, credible relationship among supply chains, and SC integrative management influenced upon maximized asset utilization.

A Study on the Transaction Security of Electronic Payment (전자결제의 보안성에 관한 연구)

  • 홍선의
    • The Journal of Information Technology
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    • v.1 no.1
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    • pp.173-188
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    • 1998
  • In this paper we discussed various types of electronic payment schemes that are emerging. Threats vary from malicious hackers attempting to crash a system, to threats to data or transaction integrity. An understanding of the various types of threats can assist a security manager in selecting appropriate cost-effective controls to protect valuable information resources. An overview of many of today's common threats presented in this paper will be useful to mangers studying their own threat environments with a view toward developing solutions specific to their organization. To ensure security on the Internet, several methods have been developed and deployed. They include authentication of users and servers, encryption, and data integrity. Transaction security is critical : without it, information transmitted over the Internet is susceptible to fraud and other misuse. So computer systems represents an Intermediary with the potential to access the flow of information between a user. Security is needed to ensure that intermediaries cannot eavesdrop on transactions, or copy/modify data. Online firms must take additional precautions to prevent security breaches. To protect consumer information, they must maintain physical security of their servers and control access to software passwords and private keys. Techniques such as secret and public-key encryption and digital signatures play a crucial role in developing consumer confidence in electronic commerce.

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The Distribution Intensity for the Infant and Children′s Wear (유.아동복 유통 집약도)

  • 정현주
    • Journal of the Korean Society of Clothing and Textiles
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    • v.25 no.6
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    • pp.1122-1130
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    • 2001
  • Recently the importance of distribution channel design has been focused on due to a turbulent environment. The channel design strategy involves the choice of an optimal channel arrangement including channel width, channel depth, the types of intermediaries to be used, and the specific responsibilities of each channel member. The purpose of this paper is to investigate changes of distribution intensity in the infant & children's wear brand from 1997 to 1999, when Korea has faced changes before and after IMF intervention that influenced the Korean economy greatly. Thus, this study provides channel managers with some guidelines for establishing and adjusting the infant & children's wear channel strategies. The data is collected by the Korean Fashion Brand Annual published by Apparel News Co., from 1997 to 1999. infant & children's wear brands are selected and analyzed with Pearson correlation. Statistic analysis has shown different results in the type of brands in terms of distribution intensity. The type of brands between infant's wear and those for children differ in price and launching period. In the case of infant's wear brands, the launching period and total sales should be considered in designing channel distributions, while for children's brands total sales are significant. As the price increases, children's wear brands are significantly linked to their distribution intensity only in certain times at the starting point of IMF intervention. IMF intervention do not seem to influence the distribution intensity of infant's wear brands much as it did children's wear brands. It seems that the infant's wear industry is more stable than the children s wear industry. As a result, the marketer who plans distribution intensity for the infant's and children's wear brands should consider total sales, the launching period and the price according to the type of brands he deals with.

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Significance of Regional Loan-to-Deposit Ratio and Local Bank under Endogenous Monetary Theory (내생화폐론으로 본 지역예대율과 지방은행의 의의)

  • Min, Byoung-Kil;Park, Won-Ik
    • 사회경제평론
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    • v.31 no.2
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    • pp.71-104
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    • 2018
  • The purpose of this study is to reveal the significance of regional loan-to-deposit ratio and local banks through Post-Keynesian endogenous monetary theory. According to endogenous monetary theory, banks, rather than financial intermediaries, are credit creation agencies that create deposit money through loans. On the other hand, according to the existing view which interprets bank as a financial intermediary, it is seen that the higher the loan-to-deposit ratio of the deposit bank in a region, the more active the lending activity based on the deposit inflow. However, according to the endogenous monetary theory, the loan-to-deposit rate is reinterpreted as an indicator of regional balance. Especially, relatively high lending-to-deposit rate of a region is interpreted as follows: money circulation in the region is shrinking due to the outflow of deposits created through loans in the region. In addition, when considering the local based financial practices of local banks, their ability to create credit, and their impact on the real economy, it is necessary to positively review the local bank restructuring policy from the perspective of balanced regional development.

U.S.'s Patent Network Analysis and Technology Trends on Underground Water for the Response of Climate Change (기후변화 대응을 위한 미국 지하수 기술 특허네트워크 분석과 주요 특허 기술 동향)

  • Yoon, Soon-Uk;Choi, Hanna;Kim, Minchul
    • Journal of Energy Engineering
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    • v.28 no.3
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    • pp.55-64
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    • 2019
  • This study identified key patents on U.S. underground water technology through patent network analysis. As a result, there were many technologies that used the technology to remove heavy metals to prevent contamination of groundwater. While patents between groundwater technology patents were in charge of intermediaries, the connectivity between groundwater technologies is not high. The patented technologies related to groundwater were largely distinguishable by pumping, monitoring, and decontamination. Monitoring includes techniques that enable identification of physical and biological properties, such as the type of contaminants, as well as geographic characteristics for analysis of groundwater flow, flow or water quality. Pollution purification technology refers to the process of physiochemical and biological purification for soil and groundwater. U.S. technology cases showed that the U.S. had high technology in water treatment area. And patent protection were also needed to cope with water shortages caused by climate change.

Job Analysis of the Nursing Unit Managers of Women's Hospital Using DACUM Analysis (DACUM 직무분석 기법을 이용한 여성병원 간호단위관리자의 직무분석)

  • Son, Kyoung-Suk;Cho, Kyung Sook
    • Women's Health Nursing
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    • v.25 no.3
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    • pp.239-257
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    • 2019
  • Purpose: To analyze the job of nursing unit managers working at women's hospital, using DACUM (developing a curriculum), DACUM is a method for analyzing job-focused competency. Methods: This study involved a descriptive survey. A DACUM workshop was held to define women's hospital nursing unit managers' role and identify their duties and tasks. For the workshop, a committee was formed consisting of 5 women's hospital nursing unit managers. Finally, after validation, the developed contents were made into a survey asking about nursing unit manager's duties and tasks. Results: Sixteen duties and 83 tasks were identified on the DACUM chart. The importance, difficulty, and frequency of the tasks were ranked in terms of A, B, and C, with A being the highest degree. Eight tasks received A's all in importance, difficulty, and frequency of performance. The 8 tasks were: 'taking over', 'taking care of seriously ill patients on handover', 'ward rounding', 'analyzing and resolving demands identified during handover and patient tour', 'reporting patient status during rounding', 'promoting breast-feeding', 'uterine contraction, and training for breast-feeding'. The duty with the biggest determinant coefficient (DC) was 'patients complaint management' (DC=7.09). Based on tasks, the one with the biggest DC was 'solving patient and patient guardian's complaints' (DC=7.53), followed by 'making infection control guidelines' (DC=7.5). Conclusion: When expanding the nursing staff of the hospital, women's hospitals nursing unit managers also need to use administrative functions as intermediaries to focus on the operation management of the entire hospital rather than direct nursing to suit their role.

The theoretical issue of 'Modified Cultural Diamond' model through a single case: Focused on the street artist Banksy (일례를 통한 '보안된 문화 다이아몬드(Modified Cultural Diamond)' 모델의 이론적 쟁점화 - 스트리트 아티스트 뱅크시(Banksy)를 중심으로 -)

  • Kim, Do Eun;Lee, Jin Woo
    • Korean Association of Arts Management
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    • no.49
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    • pp.177-200
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    • 2019
  • The purpose of this study is to critically explore and make an issue of the distribution system presented by Victoria Alexander's 'Modified Cultural Diamond' model. Street artist Banksy was served as a single case, and various secondary data were collected and analyzed for the purposes of this study. First, this study examined the formation of the aesthetic discourse and the increase in the value of Banksy's works by the market intermediaries constituting the distribution system. In addition, this paper placed Banksy's actions and works in Alexander's theoretical framework and critically discussed the following three aspects of the distribution system of 'Modified Cultural Diamond': the divorce between artists and artworks by the distribution system; the ignorance of the direct connection between artist and consumer; and lastly the exclusion of the possibility of distributing works by artists. Based on this discussion, this study has significance in making a theoretical model of Alexander academically controversial.

The Relationship between Exporters and the long-term orientation of Intermediaries in Korea: Using the SOR Model (수출업체와 한국 유통업체의 장기적 지향성 연구: SOR 모델을 중심으로)

  • Joon-Ho Shin
    • Korea Trade Review
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    • v.48 no.3
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    • pp.151-176
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    • 2023
  • This paper critically examines the role performance of local distributors within the Stimulus-Organism-Response (SOR) model, while also considering the moderating influence of market competition on the organism (O) and response (R) elements. Adopting a holistic approach, the SOR model provides a comprehensive framework for analyzing how external stimuli, including distributive, procedural, and interaction unfairness, interact with internal psychological processes, such as perceived unfairness, to shape the long-term orientation of importing agents. Moreover, this study acknowledges the pivotal role of market competition in the operational context of local distributors. It posits that competitive market dynamics play a crucial role in intensifying the relationship between behavioral factors and the long-term orientation of distributors, thereby revealing contingent effects within the SOR model. Through the exploration of these dynamics, this study contributes to a comprehensive understanding of the interplay among external stimuli, internal psychological processes, and market competition within the SOR framework, advancing our knowledge in this field.