• Journal of the Korea Institute of Information and Communication Engineering
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• v.14 no.7
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• pp.1626-1633
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• 2010

In this paper, we implemented medicinal plant information system based on user requirement using Ajax technique which can retrieve data from the server asynchronously in the background without refresh webpage and jQuery which is a lightweight cross-browser javascript library. Also, we presented the source code handling the server response data used in the system and compared the features by the type of response data. This system shows the improvement of user interaction and response rates because of a simple response data from the server, client-side data processing and change of web page by manipulating the DOM tree and provides ease of use and convenient data access.

• Journal of Korean society of Dental Hygiene
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• v.12 no.6
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• pp.1111-1118
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• 2012

Objectives : The education of dental hygienists on emergency care has been implemented as a part of curriculum at school, the contents and practice are inadequately and unsystematically conducted. The purpose of the study was to examine the perception and use of emergency care in dental hygienists in various emergency situations and emergency medical equipment. Methods : The subject of this study was 64 dental hygienists dental hygienists in Chungchenongnam-Do. The data were collected through a self-administered questionnaire from November, 17 to 24, 2011. Results : Only 3.1% of dental hygienists answered "I know very well", exhibiting relatively low level of recognition. Moreover, 15.6% of respondents answered "I know quite well", 53.2% answered "I know somewhat well", and 28.1% answered "I do not know well". In terms of the operation of defibrillator, 9.4% of dental hygienists answered "yes" and 90.6% answered "no". Regarding performing CPR, 15.6% of respondents answered "I can perform" while 84.4% answered "I can not perform". Conclusions : Despite the education on emergency medicine, dental hygienists working in dental clinics are found to be not well aware of proper perception of emergency care and the utilization of emergency medical equipment. Therefore, appropriate refresh educational framework and development and application of programs are thought to be essential for dental hygienists to adequately and swiftly respond to emergency situations by full recognition of the importance of emergency care.

• KIEAE Journal
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• v.5 no.1
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• pp.43-49
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• 2005

People grow up and build up most of their character through living in dwelling space and have relax and refresh at home. Creating healthy dwelling space is being considered very important in architectural planning and design for providing comfortable living environment and improving quality of life. One of the properties of the earth is that the earth has a magnetic field associated with it- the Geomagnetic field. The geomagnetic field is produced by a combination of crustal rocks, external electric current systems that surround the earth that surround the earth and currents induced in the outer layers of the earth by magnetic field variations. Human beings have evolved with the background of magnetic field, they are accustomed to living in its presence. Geopathic stress occurs at geopathic zones where the geomagnetic field is disturbed. Geopathic zones exhibit magnetic charges. Geopathic zones are characterized by variations in geomagnetism, for the geomagnetic field is not uniform but exhibits many highly localized distortions, some random, some fairly regular. These occur in geological faults, caves and underground water channel. Many research papers and experiments of the western countries indicates that the geomagnetic field affects the people and living organism in dwellings. Therefore, it is necessary to investigate the geomagnetic field and people's response in living space. In this study the Health Hazard of geomagneic field in dwelling are studied through literature survey of related science field.

• KIEAE Journal
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• v.14 no.4
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• pp.27-33
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• 2014

This study analyzed the electric vehicle recharging station status with recharging time limitation due to long waiting time, and figured out the user status by user interviews. And then this study verified the validity of hypothesis in terms of environmental design perspective and suggested layout of recharging station model. 21 recharging stations in Korea and station operation cases of 7 countries were examined. Except for the USA, the reality of electric vehicle recharging station today is the 1st proving stage focusing on the infrastructure construction of electric vehicle recharging station. It focuses on performance of recharging facility, use efficiency and operation environment of electric vehicle. About the effective waiting time of the user to use it should be studied. The current conditions of recharging station are as follows: Lack of independent recharging space, lack of facility that reduces external effect of recharging space, and lack of lounge for users during the waiting time. These three are essential factors constructing a suggesting model after basic layout, which needs proper measurement on the long recharging time and long waiting time. The essential factors are applied to electric vehicle recharging station layout so that users might use 'digital refresh" i.e. lounge and information contents service during the waiting time which provides convenience of recharging and emotional space with users. Such upgrade recharging station environmental model might resolve the burden of long recharging time which may contribute to the popularization of electric vehicles.

• 제어로봇시스템학회:학술대회논문집
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• 2005.06a
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• pp.1107-1111
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• 2005

This paper presents a design of Programmable logic Controllers which are well known for a long time that can be applied to be a controller for an automatic machine in industries. However, most of them have been imported from oversea country. This research focuses on the development of PLC by KMITL staff. This PLC system is consists of CPU unit, Digital I/O RTU unit, ANALOG RTU unit. The implementation of the CPU scan time and I/O refresh are principle to PLC. In this article, there are many benefits to industries especially in order to support SME that can use local technology. Therefore, we can apply this research to the manufacturing process in Thailand for the future.

• 한국정보디스플레이학회:학술대회논문집
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• 2008.10a
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• pp.1203-1207
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• 2008

For a large sized, ultra definition (UD) and high refresh rate for motion blur free AMLCD TVs, amorphous IGZO thin film transistor (TFT) are applied and investigated in terms of threshold voltage ($V_{th}$) shift influenced by active layer thickness uniformity, source drain etching technology, heat treatment and passivation condition. Optimizing above parameters, we fabricated the world's largest 15 inch XGA AMLCD successfully.

• Journal of the Institute of Electronics Engineers of Korea SD
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• v.42 no.2 s.332
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• pp.57-64
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• 2005

In this paper, we develop the common CAD tool that creates the automatically BIST IP by user settings for the convenient test of embedded memory. Previous tools have defect that when memory model is changed, BIST IP must re-designed depending on memory model because existing tools is limited the widely used algorithms. We develop the tool that is created automatic BIST IP. It applies the algorithm according to the memory model which user requests We usually use the multi-port asynchronous SRAM needless to refresh as the embedded memory. However, This work researches on the dual-port SRAM.

• JSTS:Journal of Semiconductor Technology and Science
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• v.16 no.6
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• pp.781-792
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• 2016

This paper presents a new approach to enhance the data retention of logic-compatible embedded DRAMs. The memory bit-cell in this work consists of two logic transistors implemented in generic triple-well CMOS process. The key idea is to use the parasitic junction capacitance built between the common cell-body and the data storage node. For each write access, a voltage transition on the cell-body couples up the data storage levels. This technique enhances the data retention and the read performance without using additional cell devices. The technique also provides much strong immunity from the write disturbance in the nature. Measurement results from a 64-kbit eDRAM test chip implemented in a 130 nm logic CMOS technology demonstrate the effectiveness of the proposed circuit technique. The refresh period for 99.9% bit yield measures $600{\mu}s$ at 1.1 V and $85^{\circ}C$, enhancing by % over the conventional design approach.

• Journal of Communications and Networks
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• v.7 no.2
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• pp.178-191
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• 2005

Fourth-generation (4G) wireless networks will be the IP-based cellular networks integrating Internet with the existing cellular networks. Two important issues should be concerned in the IP-based cellular networks, IP mobility, and quality-of-service (QoS) guarantees. In this paper, we proposed two mechanisms to solve the problems with IP mobility and RSVP-based QoS provisioning. First, virtual-IP (VIP) allocation scheme in areas with a large rate of handoff can minimize the wireless signaling overhead due to IP mobility. The access routers (ARs) create dynamically the VIP zone by using the measured handoff rate derived from the history of the handoff into neighboring ARs. We show that VIP allocation scheme reduces the binding update messages in the wireless link than hierarchical mobile IPv6. Second, the new advance resource reservation protocol called proportional aggregate RSVP (PA-RSVP) can minimize waste of bandwidth and soft state refresh overhead due to IP mobility. It allocates the bandwidth in advance between the mobility anchor point and neighboring ARs using proportional aggregate reservation. We also show that PA-RSVP provides an improved performance over existing protocols.

• Journal of the Korea Academia-Industrial cooperation Society
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• v.14 no.11
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• pp.5866-5871
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• 2013

DMSMS(Diminishing Manufacturing Sources and Material Shortage) of weapon systems is caused by required increase in system life cycle and reduction of military electronic parts market share. This problem causes serious problems about Combat readiness and Life-cycle cost. In this paper, we review the method for managing the DMSMS and then suggest effective alternatives to reduce the risk of DMSMS for weapon systems, such as systematic DMSMS management system and quantitative design refresh planning considering the DMSMS.