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안치홍,석승학,성열옥,한근희,정자욱 공주대학교 생산기술연구소 2002 論文集 Vol.10 No.-
OSS systems that are represented by the carrier preselection and number portability services con no longer be operated by themselves in their own domains since the freedom and various changes in electronic commerce require the interconnections between the heterogeneous OSS systems. However, since the cost of direct internonnections of OSS systems is so enormous we must consider the use of OSS gateways to interconnect heterogeneous OSS systems. In this research, we analyze the security weakness for interconnecting OSS systems throught gateways and suggest the security requirements for the OSS gateway.
신시옥,송창근,이동욱,최영석,진흥률,신정우,윤희석 충북대학교 의학연구소 2001 忠北醫大學術誌 Vol.11 No.1
연구목적: 이성대상포진에 동반되는 안면신경마비는 Bell's palsy와는 달리 예후가 더 나쁘고 그 마비가 완전히 회복되지 않는 경우가 더 많다.본 연구에서는 이성대상포진에서 발현되는 증상들의 유무가 치료 전 안면신경마비의 정도 및 치료 후 예후와 상관관계가 있는지를 관찰하여 예후의 예측인자에 대해 분석하였다. 재료 및 방법: 지난 1992년 1월부터 1999년 6월까지 이성대상포진으로 진단받고 본원에 입원하여 고용량 부신피질호르몬제와 항바이러스제인 acyclovir의 병합투여로 동일한 치료를 받은 30명의 환자를 대상으로 후향적으로 의무기록을 분석 및 고찰하였으며, 치료 전 안면마비의 정도와 치료 후 마비의 회복 정도를 이통, 이명, 난청, 현훈 등의 증상의 유무와 치료 시작 시기, 그리고 안면신경의 electroneuronography(ENoG) 값에 따라 비교하였다. 결과: 이성대상포진수포가 안면신경마비 보다 먼저 발현된 경우에 안면신경마비의 치료 전 grade가 통계적으로 유의하게 좋았다(p<0.05).이통, 청력손실, 그리고 현훈의 유무에 따른 안면신경마비의 정도는 상관관계가 없었고 예후에도 차이가 없었다.이명의 유무에 따른 치료 전 안면신경마비의 정도는 상관관계가 없었으나 치료 후 완전회복율은 이명이 있었던 군에서 통계적으로 유의하게 높았다(p=0.003<0.05).완전회복군과 불완전회복군 사이의 치료 전 ENoG의 수치는 통계적으로 유의하게 예후와 상관이 있었다(p=0.037<0.05). 결론: 좀더 많은 수의 환자를 연구에 포함하여 증상에 따른 예후의 차이를 연구하는 것이 필 요하며 또한 ENoG 값이 10%에서 40% 사이인 환자들의 치료 방법에 대한 고려와 이성대상포진수포가 안면신경마비보다 먼저 생긴 환자에서 치료 전 마비정도가 경미했던 이유에 대한 연구가 필요할 것으로 생각된다. Purpose: Herpes zoster oticus generally has a poor prognosis, leaving many patients with permanent facial nerve dysfunction, compare to Bell's palsy.Acyclovir and prednisolone have been widely used for the treatment of herpes zoster oticus.This retrospective study was conducted to suggest the prognostic factors according to various symptoms. Materials and Methods : Clinical studies were retrospectively performed on 30 patients with herpes zoster oticus who were treated with acyclovir and prednisolone in the Chungbuk National University Hospital between 1991 and 1999.The authors analyze the pre-treatment grade and prognosis of facial nerve palsy according to symptoms(the existence of otalgia, tinnitus, hearing loss, and vertigo), the treatment onset, and electroneuronography ( ENoG ). Results : Of thirty patients who have been diagnosed as herpes zoster oticus, there is no significant difference in the pre-treatment grade of facial nerve palsy according to the existence of vesicle, otalgia, tinnitus, vertigo, and hearing loss.Of 25 patients who have facial nerve palsy, the recovery from the palsy is complete in 14 patients(56%).There is no significant difference in the pre-treatment grade of facial nerve palsy according to the existence of otalgia, tinnitus, vertigo, and hearing loss.The pre-treatment grade of facial palsy is better when the vesicles precede facial in the group with tinnitus than without tinnitus.A significant difference of the prognosis according to the onset of treatment and other symptoms are not found.ENoG is better in the group that facial nerve palsy is completely recovered than incomplete recovery group. Conclusion : Reliable prognostic factor according to symptoms is not found, ENoG is the only prognostic factor.
임대아파트 유지관리를 위한 성장형 데이터베이스 모델에 관한 연구
정영한,박태근,김광우,김창덕,김옥규,황영삼,박홍석 대한건축학회 2003 대한건축학회 학술발표대회 논문집 - 계획계/구조계 Vol.23 No.2
In making social sympathy about the drafting of a mid-long term of maintenance plan and the development of building maintenance database for technique support, the target of this study is rental apartments admitting a variety of objects to data model in maintenance. For the development of database in maintenance, it shows that the database model is possible for the references of AS-IS modeling and function model and continuous work analysis by function and process analysis. Also, the structure of model at this study will be applied in maintenance as well as construction needed the development of database. To get continuous growth in maintenance information, it has been necessary to take a standard of information in plan, design, construction, and management. After this, it would be required to develop the South Korea-type FMS(Facilities Management Classes) based on IFC(Industry Foundation Classes)
임대아파트 장기수선 대체안 검토를 위한 CAFM 시스템 개발
정영한,박태근,김광우,김창덕,김옥규,황영삼,박홍석 대한건축학회 2004 대한건축학회 학술발표대회 논문집 - 계획계/구조계 Vol.24 No.1
In the case of rental apartment. the special Quality continuously preservation administration business consist and saves up Long-term Maintenance expense voluntarily. Because business surrounding that this can control preservation administration business whole is possible. administration of repair work is easy. Do system development that introduce technique for long-term strategy establishment in CAFM by purpose. Estimation of system to develop is as following: Can reduce time that take in LCC calculation because approach automatically to information of necessary facility in LCC calculation and know repair time as is easy. It is possible that execute selection of item that is examined in long-term maintenance plan as efficient and correct. Priority injection of budget by facility deteriorated degree is consisted preferentially using FCI.
실드터널 시공시의 지표 구조물의 침하 억제 대책에 관한 연구
임종철,윤이환,박이근,고호성,홍석우 釜山大學校生産技術硏究所 1999 生産技術硏究所論文集 Vol.56 No.-
연약지반 터널 굴차시 실드공법은 근접 구조물 안전에 유용한 공법이다. 하지만 실드 터널 공법은 터널 주변 지반의 변형을 최소화 할 수 있는 장점을 가지는 반면 테일 보이드(Tail Void)에 그라우트된 주입재가 경화되기 전에 발생하는 지반 변형은 피하기 어렵다. 본 연구에서는 테일 보이드로 인한 인접 구조물의 침하를 억제하는 방법중 하나인 마이크로파일(micropile)의 영향을 모형실험을 통하여 규명하였다. 기초적인 실험 결과로써 마이크로파일 보강시 마이크로파일의 효과적인 설치방향과 침하 억제비를 밝혔다. In soft ground tunneling, shield method is very good for safety of neighboring structures. Although shield tunnel method has the merits to minimize the deformation of ground around tunnel, ground deformations occurred until the material grouted in tail void hardens are inevitable. In this study, the effects of micropile used as one method to restrain the settlement of neighboring structures by the tail void are studied by laboratory model tests. As a basic test result, the effective direction of micropile and the restraint rate of settlement by micropile reinforcement are known.
임대아파트의 수선비용 관리시스템을 위한 데이터베이스 구축
이춘경,정영한,박태근,김광우,김창덕,김옥규,황영삼,박홍석 대한건축학회 2003 대한건축학회 학술발표대회 논문집 - 계획계/구조계 Vol.23 No.1
It shows that a variety of side effects result from the housing-supply policy focused in quantity. In a rental apartment for the low-income group, a shortage of maintenance cost in facilities become aggravated. The rapid progress of obsolete leads the lessor to the economic loss as well as a baneful influence to national economy. Also, the maintenance skill brings inadequacy by reason of technique development focused on new construction. As a result, the cost which needs for maintenance should get accomplished to application toward economy analysis and attempt considered management and financial affairs. Simultaneously, it should keep and administer a lot of data of maintenance affairs during life cycle in apartment and set up the way for aiding the situation of maintenance process.