• Title/Summary/Keyword: IT 시스템 활용

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Design of The Dynamic Binding Systems using API Information Repository (API 정보 저장소를 활용한 동적 재구성 지원 시스템의 설계)

  • Yoon, Seok-Jin;Kim, Sun-Ja;Kim, Hyeon-Soo
    • 한국IT서비스학회:학술대회논문집
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    • 2009.11a
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    • pp.198-201
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    • 2009
  • 오늘날 운영체계와 미들웨어는 수많은 API를 제공하고 있다. 최종 사용자들이 사용하는 응용 프로그램들은 이러한 API를 활용하여 개발되어지고 있다. 기존의 문서와 같은 형태의 API에 대한 기술은 기계가 자동적으로 처리하기 힘들며 개발자 입장에서도 API를 이해하기 위해서 책을 직접 읽고 이해해야 한다는 단점이 있다. 이를 극복하기 위하여 docgen과 같은 도구들이 있으나 결국은 개발자 관점에서는 API를 직접 숙지하여야 하며 응용 프로그램 상에서 직접 운영체계에서 제공하는 API 호출 부분을 작성하여 개발하여야 한다는 부분은 동일하다. 또한 서로 다른 다양한 운영체계에서는 형식은 다르지만 유사한 기능을 제공을 하는 API들이 있으나 개발자는 특정 운영체계의 API에 맞추어서 각각의 운용체계에 맞는 응용 프로그램을 개발하여야 하는 문제점이 있다. 본 연구에서는 API에 대한 정보에 대한 규격을 정의하고 각각의 API의 기능 및 특성에 대하여 메타 기술언어를 사용하여 기술하여 저장소에 저장해두고 실행시에 이러한 API정보를 사용하여 응용 프로그램과 동적으로 바인딩시켜서 실행시키는 체계에 대해서 논의한다. 응용 프로그램에서 사용하려고 하는 API와 운영체계에서 제공하는 API를 동적으로 결합시키는 엔진에서는 운영체계별 API의 차이에 의한 부분을 상쇄시키는 역할을 담당한다. 이러한 체계를 활용하면 동적으로 재구성 가능한 응용을 개발하는데 있어서 하부 시스템으로 활용될 수 있다. 향후 표준 API를 기술하는데 있어서도 본 연구에서 제시하는 메타 방식의 API 기술표현을 활용하면 보다 정확한 표준 규약 준수 여부를 확인할 수 있는 방법을 제공할 수 있다.

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Development of a Cooking Assistance System Based on Voice and Video Object Recognition (음성 및 동영상 객체 인식 기반 요리 보조 시스템 개발)

  • Lee, Jong-Hwan;Kwak, Hee-Woong;Park, Gi-Su;Song, Mi-Hwa
    • Proceedings of the Korea Information Processing Society Conference
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    • 2022.05a
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    • pp.727-729
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    • 2022
  • 모바일 서비스에서 음성인식을 활용한 애플리케이션이 가져다 주는 편리함으로 레시피 애플리케이션에 접목시켜 데이터베이스를 사용한 레시피 추천, Google Video Intelligence API를 사용하여 객체 영상분할, Google Assistant를 활용한 음성인식을 기반으로 한 레시피 애플리케이션을 제공한다.

Implementation of a Remote Group Lighting Control System using ICT (ICT를 활용한 원격 그룹조명 제어시스템 구현)

  • Na, Cheol-hun;Boo, Su-il
    • Proceedings of the Korean Institute of Information and Commucation Sciences Conference
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    • 2021.10a
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    • pp.606-608
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    • 2021
  • Humans and various devices are interconnected using the Internet of Things and are used in various ways. In this study, a synchronization control system with remote locations was constructed using ICT, and a signal system for pedestrians was implemented using the system. PLC circuits were used to implement controllers, through which wireless control signal transmission and reception, LED lamp emission control, and power control were performed. It was confirmed that signal synchronization from the main controller to the remote sub-controller was possible by establishing a controller and pedestrian traffic light system, and lamp signal synchronization of the pedestrian traffic light system installed on both sides of the road was implemented. As a result, it was confirmed that 1:1 remote control or 1:N remote group control was possible, and this result can be used in various fields.

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Evaluation of Access Control Function of the Standard Records Management System (표준기록관리시스템 기능 평가 접근관리 기능을 중심으로)

  • Park, Min-Yung
    • The Korean Journal of Archival Studies
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    • no.38
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    • pp.3-35
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    • 2013
  • The physical access or control of records with material entities is relatively easy. However, in the case of electronic records, due to its heightened applicative aspect that allows anyone with the authority to have access over the data, it requires an appropriate standard and stability to ensure the authenticity and integrity of electronic records. This study performed functional evaluation by extracting the minimum critical items from the national functional requirements documents and standards to explore the access control function that play an important role for the standard records management system to maintain quality requirements of electronic records. Based on this checklist, it evaluates whether the standard records management system properly carries out the access control function and investigates the current condition of application to practical records management work. Records managers generally do not use access control function, which may be because they do not feel the necessity, since the application of records management system is not yet actively promoted. In order for the standard records management system to be developed to become a more active system, it requires system improvement as well as considerations for below factors: First, although the necessity of establishing access control conditions is already recognized, it requires a clear stipulation of the regulation. Second, measures must be taken to implement access control in the records management system through document security solution. Third, it requires self-reflection of records manager, who utilizes the records management system. Instead of placing all responsibility on the National Archives, which established the system, professionals must further develop the system through continuous evaluation and improvement. Finally, a general discussion is required to publicize the issue of functional improvement of records management system. Although there is a bulletin board already created for this purpose, its users are extremely limited and it only deals with current problems. A space in online as well as in offline is required to solve the fundamental problems and exchange opinions.

Detection of Functional Failure and Verification of Safety Requirements Using Meta-Models in the Model-Based Design of Safety-Critical Systems (안전중시 시스템의 모델기반 설계에서 메타모델을 활용한 기능 고장의 탐지 및 안전 요구사항 검증)

  • Kim, Young-Hyun;Lee, Jae-Chon
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.17 no.9
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    • pp.308-313
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    • 2016
  • Modern systems have become more and more complex due to the ever-increasing user requirements and rapid advance of technology. As such, the frequency of accidents due to system design errors or failure has been increasing. When the damage incurred by accidents to human beings or property is serious, the underlying systems are referred to as safety-critical systems. The development of such systems requires special efforts to ensure the safety of the human beings operating them. To cope with such a requirement, in this paper an approach is employed in which we consider safety starting from the conceptual design phase of the systems. Specifically, a systems design method that can detect functional failure is proposed by utilizing meta-models and M&S methods. To accomplish this, the safety design data from international safety standards are first extracted and also a meta-model is generated using SysML (systems modeling language). Then, a SysML-based system design method is proposed based on the use of the developed meta-model. We also discuss how the safety requirements can be created and verified using a simulation method. Finally, through a case study in automotive design, it is demonstrated that the detection of a functional failure and the verification of a safety requirement can be accomplished using the SysML-based M&S method. This study indicates that the use of meta-models can be useful for collecting and managing safety data and that the meta-model based M&S method can make it possible to satisfy the system requirements by reducing the design errors.

A Case Study on the Development Strategy of Project Management Information System (PMIS 발전전략 수립사례)

  • Yoo Won-Hee;Lee Hyun-Soo;Kim Wooyoung;Yu Jung-Ho
    • Proceedings of the Korean Institute Of Construction Engineering and Management
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    • 2004.11a
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    • pp.127-135
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    • 2004
  • It has been several years since PMIS was implemented to improve efficiency of construction management. At the moment, it is necessary to evaluate existing PMIS and to establish a new strategy for developing it. To meet this need, In this study the concept of how to develop PMIS has been established, and the opportunity gain of applying information system by unit work has been examined through analyzing construction work. Also, the evaluating methodology of existing system has been proposed, and by applying this methodology the new strategy fur developing PMIS has been set up.

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The Analysis of Memory Map for Improving the Execution Speed of Embedded Linux Kernel (임베디드 리눅스 커널의 실행속도 향상을 위한 메모리 맵 분석)

  • Lee, Doo-Wan;Jang, Kyung-Sik
    • Proceedings of the Korean Institute of Information and Commucation Sciences Conference
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    • 2009.05a
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    • pp.801-804
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    • 2009
  • In this paper, the Linux kernel memory map was analyzed as the approach to Improving performance for Embedded Linux system. Since the Linux kernel memory map supporting a stability and various H/W platforms and in which it becomes to the general purpose system with optimization manages the role of being important in the booting time and the efficient system utilization of resources, the analysis of the kernel memory map is required for the performance improvement of the Embedded Linux system in which it is restrictive the resources. According to the analysis result, and of the Linux kernel memory, the booting speed of and improvement of the memory efficiency were confirmed. It is therefore considered that the proposed in this paper and kernel memory allocation method are suitable to the memory availability improvement of the Embedded Linux system.

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A Study of the Problems and Solutions of Electronic Attendance System -Focused on User's Awareness- (전자출결 시스템의 문제점과 해결방안에 대한 연구 -사용자 인식을 중심으로-)

  • Lee, Jae-Hak;Lee, Hee-Hwa
    • Journal of Digital Convergence
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    • v.17 no.5
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    • pp.41-49
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    • 2019
  • This study aims to investigate the awareness and status of smart attendance systems in the professors and college students who directly use an electronic smart system, a learning management system utilizing IT and to propose a plan for improvement to increase the efficiency of the smart attendance system. As for the research method, this study conducted an online survey with 264 students at S. University to investigate the status of their use and awareness of the smart attendance system. As a result, first, the professors mostly were satisfied with the smart attendance system, and it would be necessary to improve learning ability and the function of self-management in connection with the learning management system. Second, the college students were dissatisfied with the user interface and speed of the smart attendance system, and it would be necessary to improve the delay time, login, update, and false attendance.

A Study on Building a Virtual Reality System with Environmental Design (환경디자인에 적용될 가상현실(VR) 시스템의 구축 방법에 대한 연구)

  • Kim, Chi-Young
    • Journal of Digital Contents Society
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    • v.5 no.1
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    • pp.12-21
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    • 2004
  • Modem society is information oriented with countless people needing quick reliable information. They also wart to be freed from the limitations of reality such astime and space and experience the world of imagination as if it was reality. Design is creating something out of nothing which has an innate sense of virtual within it. Since it is a process of bringing an imagingnation or an image to life, it can be described as the realization of virtuality. there are many ways in which computer adapted methods were utilized for design up to now. With the advance of computers, the process of desinging became efficient, visually complex and much easier. Undoubtedly, computer is a powerful hardware an design and furthermore, find a way to maximize the presence and to actively incorporate this in designing. The virtual reality system can be widely applied to environmental design to provude a high quality design and enhance the feeling of reality through imitation experiments. Computer simulation such as virtual reality systems is expected to be used widely in environmental design.

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Development of Thermal Image System Based Multi-Core Image Processor (멀티코어 이미지 프로세서 기반 열화상 이미지 시스템 개발)

  • Cha, Jeong Woo;Han, Joon Hwan;Park, Chan;Kim, Young Jin
    • KIPS Transactions on Computer and Communication Systems
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    • v.9 no.2
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    • pp.25-30
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    • 2020
  • The thermal image system was widely used in the defence-related industry because of detect infrared light from the object without light. but, as the demand in the security system and automobile market increases, the civilian industry are expanding to the private sector. There are difficult to apply various requirement because of previous systems are based by FPGA, so it need new system that apply to various requirement. The proposed paper is thermal image processing system using common image processor. It has various requirement and scalable to support image input/output interface and device driver. If it is used to proposed system, it reduce development cost and period than previous system based FPGA. Because there has very high accessibility. In addition, it expect to have satisfaction of customer requirements, development cost, development period, release date of product.