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정용태(Yong-Tae Jung),정봉주(Bong Joo Jeong),․,최봉완(Bong-Wan Choi),임동순(Dong-Soon Yim) 한국산업경영시스템학회 2019 한국산업경영시스템학회지 Vol.42 No.1
The Cooperative Engagement Capability (CEC) System produces a synergy between the sensors and shooters that are used on various platforms by integrating them. Even the US Navy has been recently adopting the CEC system that maximizes the effectiveness of the air defense operations by efficiently coordinating the dispersed air defense assets. The Navy of other countries are conducting research studies on the theory and application methods for the CEC system. The ROK Navy has limited air defense capabilities due to its independent weapons systems on battle ships. Therefore, the ROK Navy is currently going through a phase where research on proving the validity of building the CEC system because it will provide a way to overcome the limit of the platform based air defense capability. In this study, our goal is to propose methods that maximize the air defense capability of ROK Navy, identify the available assets for constructing the CEC system, and estimate effects of the CEC system when it is applied to the naval operations. In addition, we will provide a simple model that was developed to estimate these effects and a case study with virtual data to demonstrate the effects of the system when it is applied to the naval operations. The research result of this study will provide a way for building the basis of the Korean CEC system.
심준섭,정용태,Shim, Joon-Sup,Jung, Yong-Tae 한국벤처창업학회 2006 벤처창업연구 Vol.1 No.2
The purpose of this paper IS to examine the differences of cognition between self-management and corporation in report and payment of Value Added Tax. And then We want to suggest the policy of improvements to reduce the resistance of tax-payer in V.A.T. Data was collected for 250 firms' samples from the self-employed and corporation in Daegu Seongseo Industry District. The main results of empirical study are as follows. First, Value Added Tax is not fair in all companies. But It couldn't find the differences between self-employed a d corporation in statistical meaning. Second, It was found the cooperatives generally think to pay the taxes in rule, but self-employed not do it in the report and payment of Value Added Tax. But we couldn't find the important differences between self-employed and corporation in statistical meaning. We propose to improve the polices of introduction of tax rates of multiples in the charging and to redesign the definition of a tax-payer of value added tax to reduce the resistance in report and payment.
배은혜,박성한,정용태,Bae, Eun-Hye,Park, Sung-Han,Jung, Yong-Tae 한국미생물학회 2006 미생물학회지 Vol.42 No.3
To study the mechanism of syncytium formation, novel syncytia-inducing ecotropic murine retrovirus was used. Our previous result showed that amino acid substitutions at the RBD (receptor binding domain) of envelope glycoprotein contribute to syncytium formation. In this study, we have investigated if this fusion phenomenon could occur with retroviral vectors pseudotyped with the novel syncytia-inducing ecotropic murine leukemia virus Env. We have found that these vectors were not able to mediate virus-to-cell fusion in M. dunni murine cell lines. These findings indicate that syncytia-inducing ecotropic murine leukemia virus is capable of generating syncytia during its replication. There was also no correlation between the level of ecotropic murine leukemia virus receptor (mCAT-1) and the fusogenic effect. 레트로바이러스의 합포체(syncytia)형성 기작 연구를 위해 합포체 형성을 유도하는 새로운 ecotropic 마우스레트로바이러스(Friend murine leukemia virus)변이주를 실험에 사용하였다. 마우스레트로바이러스의 외막에 존재하는 당단백질 중 수용체와 결합하는 부위의 아미노산을 변화시키면 합포체를 형성할 수 있음이 이미 밝혀졌다. 본 연구에서는 합포체 유도 마우스레트로바이러스 외막 당단백질을 가진 pseudotype 레트로바이러스 벡터로 부터도 이러한 융합 현상이 일어날 수 있는지 알아보았다. 마우스 세포주인 M. dunni에 pseudotype 바이러스를 감염시킨 결과 레트로바이러스 벡터 매개에 의한 바이러스-세포간 융합 현상은 일어나지 않았다. 이러한 실험결과는 합퐁체 형성이 바이러스 복제가 가능한 합포체 유도 마우스레트로바이러스에만 일어남을 나타낸다. 또한 ecotropic 마우스레트로바이러스 수용체의 농도와 막 융합과의 상관관계도 없는 것으로 밝혀졌다.
당일 감마나이프수술 환자의 표준진료지침 개발을 통한 질 향상 효과 측정
김무성,하소영,배윤혁,정용태,김성태,이원희,고연주,Kim, Moo Seong,Ha, So Young,Bae, Yoon Hyuk,Jung, Yong Tae,Kim, Sung Tae,Lee, Won Hee,Go, Yeon Joo 한국의료질향상학회 2012 한국의료질향상학회지 Vol.18 No.1
Objectives : A protocol called "critical pathway" was developed to standardize the management of hospital patients the day after they underwent gamma knife radiosurgery. The quality of improvement in patient outcomes was evaluated. Methods : Critical pathway was developed, according to the regulations of the I hospital, by analyzing the medical records of 22 inpatients who underwent gamma knife surgery within the period from January to April 2011 on the day of the surgery. The study included a group of 22 patients admitted to the hospital the day after they underwent gamma knife radiosurgery, between July and September 2011. The control group included 22 patients who had surgery employing the same method within the period from May to June 2011. To measure the effects on quality improvement, the average length of stay, the execution rate of the hospital discharge notice system, daily hospital revenue, and the satisfaction of the patients and the medical team were assessed. The patient questionnaire employed a four-point Likert scale while the medical-staff questionnaire employed a five-point Likert scale. Result : The average length of stay was significantly shorter in the study group compared to the control group (2.3 days vs. 3.8 days, P<0.05). The execution rate of the hospital discharge notice system was higher in the study group (100% vs. 72%) than in the control group. Daily hospital revenues were higher by 264,178 Korean won in the study group when compared to the control group. The study group showed greater satisfaction of patients compared to the control group based on a four-point Likert scale (P<0.05). The study group showed greater satisfaction in medical team compared to the control group based on a five-point Likert scale (P<0.05). Conclusion : The development and implementation of a critical pathway protocol for hospital admission the day after gamma knife radiosurgery is an effective care process that improves the clinical quality.