• Title/Summary/Keyword: PCI

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Design of PCI Express Endpoint Core Verification Model Using SystemC (SystemC를 이용한 PCI Express 종단장치 코어의 검증 모델 설계)

  • Kim, Sun-Wook;Kim, Young-Woo;Park, Kyoung
    • Proceedings of the IEEK Conference
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    • 2003.11b
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    • pp.167-170
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    • 2003
  • In this paper, a design and experiment of PCI Express Core verification Model is described. The model targeting Endpoint core verification is designed by using newly-emerging SystemC which is a system design language based on a new C++ class library and simulation engine. In the verification model, we developed a SystemC Host System model which act as a Root Complex and Device Driver dedicated to the PCI Express Endpoint RTL Core. The test of Host System Model is guided by scenarios which implements and acts point of Device Driver and Root Complex and shows the result of simulation. Also, We present the full structure of verification model and Host model.

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Calculation of Z Sigma Level, PCI, and PPI By SPC Charts in the Discrete Process (계수이산 공정에서 SPC 관리도에 의한 Z 시그마 수준과 PCI 및 PPI의 산출)

  • Choi, Sung-Woon
    • Journal of the Korea Safety Management & Science
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    • v.11 no.1
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    • pp.131-136
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    • 2009
  • The research develops the calculation steps of Z sigma level, process capability index(PCI) and process performance index(PPI) applicable to the discrete process in the service industry. The paper presents three following topics used related process indexes according to the precision and accuray in the continuous process. The contents include diverse process indexs for nonconformities by SPC attribute control charts and bias coefficient. The same technique of the nonconformites is also used in the nonconforming units. The practical examples are provided to help easier understanding for users.

Economic Value of Platelet Glycoprotein IIb/IIIA Receptor Blocker (Abciximab) for Percutaneous Coronary Intervention (PCI시술시 혈소판 당단백 GP IIb/IIIA 억제제(Abciximab) 투여의 경제적 가치)

  • Kim, Jin-hyun;Shin, Sang-Jin;Kim, Eun-Ju;Lee, Young-Hee
    • YAKHAK HOEJI
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    • v.51 no.3
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    • pp.186-193
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    • 2007
  • This study was performed to analyse the economic value of abciximab which is used in PCI to prevent high-risk patients with ischemic complications. The effectiveness of abciximab was extracted from published clinical trials by search-ing CCIS, and the direct medical costs relevant to using abciximab were estimated from the NHI claims database. The results in terms of cost per life-year gained (LYG) and cost per QALY gained showed that abciximab was cost-effective enough to deserve its cost. Social net benefit resulting from abciximab in PCI was estimated to be 60-70 billion Won per year.

The Use of System for Design Verification of PCI Express Endpoint RTL Core

  • Kim Sun-Wook;Kim Young-Woo;Park Kyoung
    • Proceedings of the IEEK Conference
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    • summer
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    • pp.285-288
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    • 2004
  • In this paper, we present a design and experiment of PCI Express core verification model. The model targeting Endpoint core based on Verilog HDL is designed by newly-emerging SystemC, which is a new C++ class library based system design approach. In the verification model, we designed and implemented a SystemC host system model which acted as Root Complex and device driver dedicated to the PCI Express Endpoint RTL core. The verification process is scheduled by scenarios which are implemented in host model. We show that the model is useful especially for verifying the RTL model which has dependencies on system software.

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Recent advances in utilization of photochemical internalization (PCI) for efficient nano carrier mediated drug delivery

  • Park, Wooram;Park, Sin-Jung;Lee, Jun;Na, Kun
    • Biomaterials and Biomechanics in Bioengineering
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    • v.2 no.1
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    • pp.1-13
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    • 2015
  • Despite recent progresses in nanoparticle-based drug delivery systems, there are still many unsolved limitations. Most of all, a major obstacle in current nanoparticle-based drug carrier is the lack of sufficient drug delivery into target cells due to various biological barriers, such as: extracellular matrix, endolysosomal barrier, and drug-resistance associated proteins. To circumvent these limitations, several research groups have utilized photochemical internalization (PCI), an extension of photodynamic therapy (PDT), in design of innovative and efficient nano-carriers drug delivery. This review presents an overview of a recent research on utilization of PCI in various fields including: anti-cancer therapy, protein delivery, and tissue engineering.

The Effects of Clinical Characteristics of Chronic Stroke Patients on Physiological Cost Index During Walking (만성 뇌졸중 환자의 임상적 특성이 보행 시 생리적 부담지수에 미치는 영향)

  • Kim, Won-Ho
    • Physical Therapy Korea
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    • v.13 no.1
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    • pp.32-37
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    • 2006
  • The purpose of this study was to investigate the effects of clinical characteristics of chronic stroke patients on physiological cost index (PCI) during walking. Fourteen stroke patients participated in this study. To investigate the clinical characteristics, Fugl-Meyer score (FMS), gait velocity (GV), muscle strength of the knee extensor, modified Ashworth scale (MAS) of ankle plantar flexor, devices, and gait patterns during walking were measured and analyzed. The results were as follows: Firstly, use of devices and high MAS of the ankle plantar flexor significantly increased PCI. Secondly, PCI was significantly correlated with the FMS and MAS of the ankle plantar flexor. In conclusion, inhibition of spasticity of the ankle plantar flexor is considered to reduce PCI during walking for chronic stroke patients.

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Design and Performance of a CC-NUMA Prototype Card for SCI-Based PC Clustering (SCI 기반 PC 클러스터링을 위한 CC-NUMA 프로토타입 카드의 설계와 성능)

  • Oh, Soo-Cheol;Chung, Sang-Hwa
    • Journal of KIISE:Computer Systems and Theory
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    • v.29 no.1
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    • pp.35-41
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    • 2002
  • It is extremely important to minimize network access time in constructing a high-performance PC cluster system For an SCI based PC cluster it is possilbe to reduce the network access time by maintaining network cache in each cluster node, This paper presents a CC-NUMA card that utilizes network cache for SCI based PC clustering The CC-NUMA card is directly plugged into the PCI solot of each node, and contains shared memory network cache, and interconnection modules. The network cache is maintained for the shared memory on the PCI bus of cluster nodes. The coherency mechanism between the network cache and the shared memory is based on the IEEE SCI standard. A CC-NUMA prototype card is developed to evaluate the performance of the system. According to the experiments. the cluster system with the CC-NUMA card showed considerable improvements compared with an SCI based clustser without network cache.

The Prevalence of Cardiovascular Disease Risk Factors and the Framingham Risk Score in Patients Undergoing Percutaneous Intervention Over the Last 17 Years by Gender: Time-trend Analysis From the Mayo Clinic PCI Registry

  • Lee, Moo-Sik;Flammer, Andreas J.;Kim, Hyun-Soo;Hong, Jee-Young;Li, Jing;Lennon, Ryan J.;Lerman, Amir
    • Journal of Preventive Medicine and Public Health
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    • v.47 no.4
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    • pp.216-229
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    • 2014
  • Objectives: This study aims to investigate trends of cardiovascular disease (CVD) risk factor profiles over 17 years in percutaneous coronary intervention (PCI) patients at the Mayo Clinic. Methods: We performed a time-trend analysis within the Mayo Clinic PCI Registry from 1994 to 2010. Results were the incidence and prevalence of CVD risk factors as estimate by the Framingham risk score. Results: Between 1994 and 2010, 25 519 patients underwent a PCI. During the time assessed, the mean age at PCI became older, but the gender distribution did not change. A significant trend towards higher body mass index and more prevalent hypercholesterolemia, hypertension, and diabetes was found over time. The prevalence of current smokers remained unchanged. The prevalence of ever-smokers decreased among males, but increased among females. However, overall CVD risk according to the Framingham risk score (FRS) and 10-year CVD risk significantly decreased. The use of most of medications elevated from 1994 to 2010, except for ${\beta}$-blockers and angiotensin converting enzyme inhibitors decreased after 2007 and 2006 in both baseline and discharge, respectively. Conclusions: Most of the major risk factors improved and the FRS and 10-year CVD risk declined in this population of PCI patients. However, obesity, history of hypercholesterolemia, hypertension, diabetes, and medication use increased substantially. Improvements to blood pressure and lipid profile management because of medication use may have influenced the positive trends.