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김주언(Kim Ju Eon) 한국현대소설학회 2003 현대소설연구 Vol.- No.19
The tragic is a clear directing mark in testimony of modernity of our modern literature. We can say that when the fatalism is overcame, the tragedy can be started in our modern literature. It`s not a simple problem, however, to overcome the fatalism in a context of our modern literature; because the fatalism protect a fate. Although `tragic novel` has placed in a corner seat of our novel-history as a form of non-mainstreamer, it`s already seen from 1910`s. However, at that time `tragic novel` was different from real tragedy. That is to say the word of `tragic novel` was not a intrinsical concept designating a nature of novel but a voluntary classification. We can only appreciate that the present state of voluntary misuse and confusion of the word `tragic novel` has be affected by the relation with japanese literature. <Stringency> of Hyeon. Sang-youn is a original work of tragedy of Korea modern literature. When a hero of tragedy participate in the world, if he take a positive action, the negative mind of tragedy is presented as `a struggle`. However if a hero only take a passive attitude so to speak he participate in the world solely taking the negativity, the negative mind of tragedy is presented as `a conflict` that is a impossible state to reconcile with the world. <Stringency>belong to the latter.
소형화와 저전력화를 위해 2M-byte on-chip SRAM과 아날로그 회로를 포함하는 SoC
박성훈,김주언,백준현,Park, Sung Hoon,Kim, Ju Eon,Baek, Joon Hyun 한국전기전자학회 2017 전기전자학회논문지 Vol.21 No.3
Based on several CPU cores, an SoC including ADCs, DC-DC converter and 2M-byte SRAM is proposed in this paper. The CPU core consists of a 12-bit MENSA, a 32-bit Symmetric multi-core processor, as well as 16-bit CDSP. To eliminate the external SDRAM memory, internal 2M-byte SRAM is implemented. Because the SRAM normally occupies huge area, the parasitic components reduce the speed of SoC. In this work, the SRAM blocks are divided into small pieces to reduce the parasitic components. The proposed SoC is developed in a standard 55nm CMOS process and the speed of SoC is 200MHz. 다종의 CPU를 기반으로 ADC와 DC-DC 변환기를 포함하며 2M-byte의 SRAM이 내장된 SoC가 제안되었다. CPU 코어는 12-bit MENSA 코어, 32-bit Symmetric Multi-core 프로세서, 16-bit CDSP로 구성된다. 외부 SDRAM 메모리를 제거하기 위해 내부의 2M-byte SRAM을 설계하였으나 SRAM 블록들이 넓은 영역에 분포하여 기생 성분에 의해 속도가 저하되므로 SRAM을 작게 분할하여 레이아웃 하였다. 설계된 SoC는 55nm 공정으로 개발되었으며 속도는 200MHz이다.
웨어러블 디바이스를 위한 다중 센서/통신용 모듈형 플랫폼 기술
박성훈,김주언,윤동현,백광현,Park, Sung Hoon,Kim, Ju Eon,Yoon, Dong-Hyun,Baek, Kwang-Hyun 한국전기전자학회 2017 전기전자학회논문지 Vol.21 No.3
In this paper, a modular platform for wearable devices is proposed which can be easily assembled by exchanging functions according to various field and environment conditions. The proposed modular platform consists of a 32-bit RISC CPU, a 32-bit symmetric multi-core processor, and a 16-bit DSP. It also includes a plug & play features which can quickly respond to various environments. The sensing and communication modules are connected in the form of a chain. This work is implemented in a standard 130 nm CMOS technology and the proposed modular wearable platforms are verified with temperature and humidity sensors. 본 논문에서는 다양한 분야와 환경에서 필요에 따라 기능을 쉽게 교환하고 조립이 가능한 모듈형 웨어러블 플랫폼을 제안한다. 제안된 플랫폼은 국내 CPU 코어 기반의 모듈형 플랫폼과 다양한 환경에 빠르게 대응하여 자유롭게 연결 가능한 plug & play 플랫폼으로 구성된다. 설계된 SoC는 32-bit RISC CPU, 32-bit symmetric multi-core processor, 그리고 16-bit DSP (CDSP)로 구성되고 여기에 필요에 따라 센서 모듈과 통신 모듈이 체인 형태로 연결된다. SoC 칩은 130nm 공정으로 개발되었고 온도와 습도 센서를 이용하여 제안된 모듈형 웨어러블 플랫폼의 기능의 동작을 검증하였다.
낙동강 중류의 주상퇴적물에서 나타나는 퇴적 구조와 지화학적 특성의 수직적 변화
김신 ( Shin Kim ),이규열 ( Kyu Yeol Lee ),김주언 ( Ju Eon Kim ),이권철 ( Kwon Chul Lee ),안정민 ( Jung Min Ahn ),이인정 ( In Jung Lee ),정강영 ( Kang Young Jung ),임태효 ( Tae Hyo Im ) 한국물환경학회 2015 한국물환경학회지 Vol.31 No.3
In this study, we tried to determine the vertical variation of sediment structure and geochemical characteristics, core sediment was collected in the Nakdong River midstream on August, 2014. Core sediment mainly composed of sand (51.48%) and silt (46.21%) and coarsing upward changed from sM to mS facies. IL and TOC were decreased from lower to upper layer. C/N ratio was lower than 10 so the organic matters were originated from underwater creatures and C/S ratio was decreased from lower to upper layer. Heavy metal (Al, Fe, Zn, Cr, Pb, Ni, Cu, Cd) content were decreased from lower to upper layer and seriously polluted condition is not. These results are thought to be due to the effect of natural and anthropogenic in the fluctuation of flow.
낙동강에서 유기오염 및 SS 농도 변화에 따른 DOC 농도 변화의 특성
이규열 ( Kyu Yeol Lee ),김주언 ( Ju Eon Kim ),이권철 ( Kwon Chul Lee ),이경락 ( Kyung Lak Lee ),이인정 ( In Jung Lee ),임태효 ( Tea Hyo Im ) 한국물환경학회 2013 한국물환경학회지 Vol.29 No.4
Temporal increase of SS induces concentrations in various forms of organic matter including BOD, COD, TOC. Consequently, it causes hard to identify sources of water pollution during or after precipitation. The objective of this study is to investigate variations of DOC concentration caused by increase of flow and changes of external factors in river by comparing to SS concentration. In results, monitoring sites (e.g., Banbyeonchen) consisting of hard riverbed showed high correlation between SS and organic matters, except BOD. On the contrary, other sites (e.g., Naesungcheon) where riverbed consists of sand were found in a wide range of annual fluctuation in SS level, whereas these sites showed a narrow range in annual DOC fluctuation. In Gumhogang and Namgang, a lower correlation between SS and other factors was found most likely because of high concentration in organic matter. However, lower annual fluctuation values of DOC were observed in comparison to those of COD and TOC. Similar results were also confirmed in main river sites, Sangju and Mulgeum. In conclusion, DOC concentration is better indicator for monitoring organic matter which cannot be provided by BOD, COD, TOC in the Nakdong river basin.
안동댐과 임하댐 유역에서 퇴적물 특성 및 오염도의 시·공간적 변화
김신,정현기,김형근,김주언,박수정,김용석,양득석,Kim, Shin,Jeong, Hyun-Gi,Kim, Hyoung-Geun,Kim, Ju-Eon,Park, Su-Jeong,Kim, Yong-Seok,Yang, Deuk-Seok 한국환경과학회 2019 한국환경과학회지 Vol.28 No.12
We investigated the spatial and temporal variation in characteristics and pollution assessment of sediments in the watersheds of Andong-Dam and Imha-Dam, in Korea. Surface sediments were collected from six sites once a year for three years (2015-2017), and analyzed for organic matter (water content, IL, COD, TOC, TN, and TP), grain size, and concentration of trace metals (Al, Li, Zn, Cr, Pb, Cu, Ni, and As). Organic matter generally tended to increase, and was higher in the Andong watershed compare to Imha watershed. Surface sediments were mainly composed of silt. Coarse sediments were mainly distributed at the site adjacent to Andong-Dam, and showed fining after coarsening. Fine sediment were mainly distributed at the site adjacent to Imha-Dam, and were gradually coarsening. Concentration of trace metals generally tended to increase, and was higher for sites in watershed of Andong watershed (PLI > 1) than for sites in Imha watershed (PLI < 1). Trace metals in the study area were considered to be affected by fine sediment (silt), and contamination of trace metals was somewhat affected by Pb, and greatly affected by Zn and As.