http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
RF 인덕터의 Underpass에 따른 품질 계수 및 항복전압 특성
신종관,권성규,장성용,정진웅,유재남,오선호,김철영,이가원,이희덕,Shin, Jong-Kwan,Kwon, Sung-Kyu,Jang, Sung-Yong,Jung, Jin-Woong,Yu, Jae-Nam,Oh, Sun-Ho,Kim, Choul-Young,Lee, Ga-Won,Lee, Hi-Deok 한국전기전자재료학회 2014 전기전자재료학회논문지 Vol.27 No.6
In this paper, the effect of underpass structure on quality factor and breakdown voltage of octagonal inductors which were fabricated with 90 nm complementary metal-oxide-semiconductor (CMOS) technology for radio frequency integrated circuit (RFIC) was studied. It was found that quality factor and breakdown voltage of inductors with more than one metal layer for underpass showed improved properties compared to those with one metal layer. However, little change of quality factor and breakdown voltage was observed between the inductors with two and more than two metal layers for underpass. Therefore, underpasses with two metal layers are promising for RFIC designs of the octagonal inductors in 90 nm CMOS technology.
권지원,신종관,문성환,이환모,이병호 연세대학교의과대학 2020 Yonsei medical journal Vol.61 No.2
Pyogenic sacroiliitis is a relatively rare condition that often leads to surgical treatment, including debridement and arthrodesis. Here we introduce a new surgical technique using bilateral dual iliac screws to secure early ambulation and maximal fusion successrate for the treatment of pyogenic sacroiliitis. We retrospectively reported a case and technical reports of pyogenic sacroiliitistreated by a new bilateral dual iliac screw fixation arthrodesis technique using radiologic outcomes, including plain X-rays and MRIscans, as well as outcomes based on the visual analogue scale for pain measurement. This technique improved uncontrolled pyogenicsacroiliitis with immediate stability that enabled ambulation and secured firm fixation for extensive evacuation of infecteddebris and subsequent autograft bone arthrodesis. In conclusion, we recommend bilateral dual iliac screw fixation for the treatmentof pyogenic sacroiliitis, as this technique can improve uncontrolled pyogenic sacroiliitis with immediate stability.
RFIC 설계에 응용 가능한 90nm 공정 기반 인덕터의 Quality factor 및 Effective inductance 분석
장성용,신종관,권혁민,권성규,성승용,황선만,장재형,이가원,이희덕,Jang, Seong-Yong,Shin, Jong-Kwan,Kwon, Hyuk-Min,Kwon, Sung-Kyu,Sung, Seung-Yong,Hwang, Sun-Man,Jang, Jae-Hyung,Lee, Ga-Won,Lee, Hi-Deok 대한전자공학회 2013 전자공학회논문지 Vol.50 No.11
본 논문에서는 RFIC 설계에 응용 가능한 인덕터의 Quality factor 및 Effective inductance를 비교 분석하기 위해 Octagonal 인덕터를 90nm CMOS 공정을 이용하여 제작하였다. 내부반경을 설계변수로 갖는 인덕터의 경우 내부반경이 증가함에 따라 Quality factor가 감소하고 Effective inductance의 값이 증가하였다. 회전수를 설계변수로 갖는 인덕터의 경우 금속의 회전수가 증가함에 따라 Quality factor의 값이 감소하고 Effective inductance의 값이 증가하는 것을 확인하였다. 따라서 RFIC 회로 설계에 있어서 인덕터의 구조는 Q-factor 및 inductance 각각의 상대적 중요도에 따라 선택 되어져야 된다고 할 수 있다. In this paper, octagonal inductors for RFIC designs was fabricated with 90nm CMOS Technology to compare its quality factor and the effective inductance as functions of radius and number of turn. The quality factor decreases as the inner radius and the number of metal turned increase. However, the effective inductance increases with the increasing the inner radius and the number of metal turned. Therefore, the inductor structure should be decided according to the relative importance of Q-factor and inductance.
PMOSFET의 채널 길이에 따른 NBTI 스트레스와 CHC 스트레스의 신뢰성 특성 비교 분석
유재남,권성규,신종관,오선호,장성용,송형섭,이가원,이희덕,Yu, Jae-Nam,Kwon, Sung-Kyu,Shin, Jong-Kwan,Oh, Sun-Ho,Lee, Ho-Ryung,Jang, Sung-Yong,Song, Hyung-Sub,Lee, Ga-Won,Lee, Hi-Deok 한국전기전자재료학회 2014 전기전자재료학회논문지 Vol.27 No.7
Channel length dependence of NBTI (negative bias temperature instablilty) and CHC (channel hot carrier) characteristics in PMOSFET is studied. It has been considered that HC lifetime of PMOSFET is larger than NBTI lifetime. However, it is shown that CHC degradation is greater than NBTI degradation for PMOSFET with short channel length. 1/f noise and charge pumping measurement are used for analysis of these degradations.
장성용,권성규,신종관,유재남,오선호,정진웅,송형섭,김철영,이가원,이희덕 대한전자공학회 2015 Journal of semiconductor technology and science Vol.15 No.2
In this paper, the RF characteristics of multi-finger MOSFETs were improved by decreasing the parasitic capacitance in spite of increased gate resistance in a 90-nm CMOS technology. Two types of device structures were designed to compare the parasitic capacitance in the gate-to-source (Cgs) and gate-to-drain (Cgd) configurations. The radio frequency (RF) performance of multi-finger MOSFETs, such as cut-off frequency (fT) and maximum-oscillation frequency (fmax) improved by approximately 10% by reducing the parasitic capacitance about 8.2% while maintaining the DC performance.
5일 보존용 채혈백에 따른 보존일자별 농축혈소판의 생화학 및 성상 분석
이동범,유태종,김태전,김승곤,신종관,양대형,고광임,박성훈 임상병리검사과학회 2002 임상병리검사과학회지 Vol.34 No.2
Biochemical changes and icon of platelets on platelet concentrates preserved for a 5day term in several plastic containers were investigated. The authors evaluated the TOTM-PVC second generation container produced by Green Cross Medical Corp. and Boin medica. Blood obtained from 40 persons was manufactured for platelet concentrates within 4 hours and each divided into 20 units of platelet concentrations. Samples were taken at 0, 3, and 5days and the platelet count, pH, pO_(2), pCO_(2), HCO_(3)-, glucose, LDH, lactate, electrolytes, and mineral element were tested The number and MPV, for platelets icon, were well preserved on two different platelet concentrates during storage. A test for biochemical function appeared to be effective data. pH was maintained above 6.8 on two different platelet concentrates during storage. The results suggest that the TOTM-PVC second generation platelets storage container produced by Green Cross Medical Corp. and Boin medica was able to preserve platelets for at least five days without lesion and was it concluded to have biochemical efficacy on patients with transfusions.