http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
김부성,김석윤,Kim, Boo-Sung,Kim, Seok-Yoon 대한전자공학회 1999 電子工學會論文誌, C Vol.c36 No.8
빠르고 정확한 결과를 얻기 위해서 타이밍 수준에서의 회로 해석이 이루어지며, 게이트와 연결선에서의 신호 지연 해석은 회로의 설계 검증을 위하여 필수적이다. 본 논문에서는 CMOS 회로 게이트에서의 지연 시간과 연결선의 지연 해석을 위한 초기 천이 시간을 동시에 계산할 수 있는 방법을 제시한다. 회로 연결선의 유효 커패시턴스 개념을 이용하여 게이트의 지연 시간과 게이트에서의 구동 저항을 고려한 연결선 선형 전압원의 천이 시간을 계산한다. 게이트 지연과 연결선 선형 전압원의 천이 시간을 구하는 과정은 예비 특성화된 게이트 타이밍 데이터를 이용하여 반복적인 연산과정을 통하여 동시에 구하게 된다. 기존의 게이트 지연 계산 알고리즘은 연결선 선형 전압원의 천이 시간을 위해 별도의 게이트 특성 데이터를 필요로 하였으나, 본 논문에서 제시하는 방법은 계산 과정 중에 생성된 데이터를 이용함으로써 현재의 예비 특성화 방법을 수정하지 않고서도 효율적인 타이밍 수준의 게이트 및 연결선 지연 시간 예측이 가능하도록 하였다. Timing-level circuit analyses are used to obtain fast and accurate results, and the analysis of gate and interconnect delay is necessary to validate the correctness of circuit design. This paper proposes an efficient algorithm which simultaneously calculates the gate delay and the transition time of linearized voltage source for subsequent interconnect delay calculation. The notion of effective capacitance is used to calculate the gate delay and the transition time of linearized voltage source which considers the on-resistance of driving gate. The procedure for obtaining the gate delay and the transition time of linearized voltage source has been developed through an iterative operation using the precharacterized data of gates. While previous methods require extra information for the transition time calculation of linearized voltage sources, our method uses the derived data during the gate delay calculation process, which does not require any change in the precharacterization process.
김부성 ( Boo Sung Kim ) 한국경제지리학회 2010 한국경제지리학회지 Vol.13 No.3
Cities are the most important type of tourist destination across the world, and yet urban areas have neglected in most academic studies of tourism. Urban destinations serve as gateways for tourist entry to the country, as centers of accommodation and a base for excursion to rural areas as well as destinations in their own right. Increasingly cities rely on image promotion to attract tourists to cities. A city`s image is the sum of beliefs, ideas, and impressions that a people have of a city. Image has always been of great interest and concern to city marketers. The image improvement is very important especially in urban tourism development because tourism overwhelmingly depends on image. The cost and effectiveness of the image improvement strategy depends on the city`s current image and real attributes. Some cities are blessed with positive images. They don`t require changing the image so much as amplifying it and delivering it to more target groups. Many cities are stuck with a negative image. They need to remove it and make a positive out of a negative to correct it. Image reversals, however, are difficult to accomplish. Some cities are not well known because they are small, lack attractions, or don`t
김부성 ( Boo Sung Kim ),남영우 ( Young Woo Nam ) 한국도시지리학회 2012 한국도시지리학회지 Vol.15 No.2
The administrative center of the Belgian province of West Flanders, Bruges, known in Dutch as Brugge (bridge or site of bridges), is located in the northeast of the province on extremely low and marshy land about 15 km from the North Sea coast. Originally a landing place on the Zwin Estuary, into which the Rei River flowed, it was mentioned in the 7th century as the Municipium Brugense (a name derived from Roman bridge over the Rei). The geography played an important role in the successful settlement of Bruges, for the city was situated not only on the border between the sandy region and the coastal plain. It also stood at the border crossed by a considerable source of fresh water. The development of Bruges follows closely the evolution of its internal and external waterways. These were after all the main routes of access to medieval Bruges, and the history of their development is a tangled and complex story. By the 9th century, the first counts of Flanders built there castle against Norman invaders, and Bruges got its city charter in 1128 and new walls and canals were built. With the reawakening of the town life in the 12th century, a wool market, a woollens weaving industry, and the market for cloth all profited from the shelter of city walls. By the end of the twelfth century, Bruges was the greatest commercial center not only of Flanders but also of northern Europe, a position it would hold until late in the fourteenth century. As a trade and financial center for merchants and bankers from all over Europe and the Middle East, Bruges was comparable to Venice. As the Zwin Estuary silted up in the 15th century, the city began to decline as a trade center but remained brilliant an court of the dukes of Burgundy and as the artistic center of the Flemish school of painting until 16th century. It remained a sleepy medieval town until the construction of the port of Zeebrugge and the cutting of a connecting canal (1907) revived trade and stimulated industry and tourism. Bruges has most of its medieval architecture intact and the historic center of Bruges has been a UNESCO World Heritage Site since 2000.
김부성(Boo Sung Kim),박석영(Suk Young Park),임계순(Kae Soon Im),김영우(Young Woo Kim),백남종(Nam Jong Baeg),한준열(Joon Yeol Han),김석영(Suk Young Kim),박준철(Jun Chul Park) 대한소화기학회 1987 대한소화기학회지 Vol.19 No.2
A palliative treatment technique for esophageal carcinoma using endoscopic Nd - YAG laser therapy is described in 10 patients for whom no curative therapy is possible. Tumors ranged in length frorn 5 to 9 cm with a mean 7.2 cm and luminal diameter ranged from 1 to 5 mm with a mean of 2 mm. The mean number of treatments required to remove obstruction was 5.9 (range 3-12) and the time required to archieve successful luminal opening ranged from 6 to 28 days (mean 13.1 days). The mean total energy required was 33601 Joules. In 10 of 11 cases of treatment, clinical, endoscopic, radiographic improvement was noted. One relapse of dyspnea was successfully managed by the same procedure. Tracheoesophageal fistula occurred in 1 of 11 cases of endoscopic laser therapy. The overall results show that the endoscopic laser therapy relieve dysphagia, the most frequent symptom, rapidly and effectively. Endoscopic laser therapy will be an important palliative treatment of esophageal carcinoma.
김부성(Boo Sung Kim),박석영(Suk Young Park),임계순(Kae Soon Im),김영우(Young Woo Kim),백남종(Nam Jong Baeg),박준철(Jun Chul Park),신호균(Ho Kyun shin),김석영(Suk Yong Kim) 대한소화기학회 1987 대한소화기학회지 Vol.19 No.2
Adenomatous polyps of the stomach have a well-defined risk for malignancy. As lesions become increasingly seesile and of increasing size, the risk of cancer increases. Recently most peduncleated or small sessile polyps can be removed with an electrocautery snare during gastroscopy. But endos- copic removal of larger sessile polyps or those with abroad pedicle may cause severe bleeding, so such lesions should be removed surgically. We experienced a flat carpet type adenomatous polyp of the stomach. A'e did endoscopic Nd-YAG laser therapy without complications.