http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Usability 평가기법을 활용한 웹 기반 물류정보시스템 개발
장경열(Kyoung-Yeol Jang),변상규(Sang-Kyu Byun),유우식(Woo-Sik Yoo) 한국산업경영시스템학회 2006 한국산업경영시스템학회지 Vol.29 No.4
Presented in this paper was to evaluate and improve the usability of a web-based logistics information system. The system was developed for the domestic company to track and monitor its own transportation vehicles and for the customers to check the current location of their packages by using Global Positioning System (GPS) and Short Massage Service (SMS). Since the initial system was developed under a tight schedule set by the company, the system designers and programmers did not focus on the usability of the system but on the functionality. Consequently, some usability problems of the system were discovered during the heuristic usability evaluation. This study was required to solve these usability issues. Usability problems of the initial system were identified and analyzed, and the user’s requirements for the system were re-evaluated to meet the company’s expectation. Several alternative designs were developed by fitted guidelines and then a updated system was developed.<BR> The updated system had an empirical usability test to find how much the initial system was improved from the heuristic evaluation. Two kinds of data were gathered during the tests: objective (completion time and number of errors) and subjects’ preference. Data showed the updated system is better than the initial system in terms of usability. Presented in this paper includes introduction of the Usability evaluation, usability engineering process applied in this research, alternative design of GUI, usability test and results.
항만 컨테이너 터미널에서의 RFID 적용을 위한 시뮬레이션 연구
이충훈(Lee Choong Hoon),장경열(Jang Kyoung Yeol),김재곤(Kim Jae Gon),유우식(Yoo Woo Sik) 한국전자거래학회 2006 한국전자거래학회 학술대회 발표집 Vol.2006 No.-
본 연구에서는 항만 u-port화의 핵심기술인 RFID 기술의 항만 적용을 위해 RFID 기반 To-Be 컨테이너 터미널 물류업무 프로세스를 제시하고 인천 S 컨테이너 터미널을 대상으로 항만 터미널 게이트에서의 컨테이너 반/출입에 관한 900㎒ 차량태그 및 433㎒ e-Seal 태그 실증실험을 수행하여 RFID 기술적용 가능성을 검증하였다. 그 후 실증실험의 데이터와 실제 컨테이너 터미널의 데이터를 기초로 항만 컨테이너 터미널의 시뮬레이션 모델링을 수행하여 RFID 도입 전/후의 컨테이너 처리 성능을 비교 평가하였다. In this study, we propose a RFID based container terminal operation process. Field tests are conducted for 900 ㎒ (truck identification) tag and 433 ㎒ RFID (container identification/e-seal) tag at an Incheon container terminal to verify possibility of applying RFID in the container terminal gate. To evaluate effect of applying RFID in the container terminal operation, simulation models for current and RFID based container terminals are developed using ARENA. Simulations are carried out using industrial field data and the result indicates that performance of the container terminal can be prominently improved after RFID application.
항만 컨테이너 터미널에서의 RFID 적용을 위한 시뮬레이션 연구
이충훈(Lee Choong Hoon),장경열(Jang Kyoung Yeol),김재곤(Kim Jae Gon),유우식(Yoo Woo Sik) 한국산업경영시스템학회 2007 한국산업경영시스템학회지 Vol.30 No.4
In this study, we propose an RFID based container terminal operation process. Field tests are conducted for 900 MHz (truck identification) tag and 433 MHz RFID (container identification/e-seal) tag at an Incheon container terminal to verify possibility of applying RFID in the container terminal gate. To evaluate effect of applying RFID in the container terminal operation, simulation models for current and RFID based container terminals are developed using ARENA. Simulations are carried out using industrial field data and the result indicates that performance of the container terminal can be prominently improved after RFID application.