• Title/Summary/Keyword: translator-arm

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Implementation of An Embedded Communication Translator for Remote Control (원격 제어를 위한 임베디드 통신 변환기 구현)

  • Lee Byung-Kwon;Chon Young-Suk;Jeon Joong-Nam
    • The KIPS Transactions:PartD
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    • v.13D no.3 s.106
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    • pp.445-454
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    • 2006
  • Almost of industrial measuring instruments usually are equipped only with serial communication devices. In order to connect these instruments to internet, we implement an embedded translator. This device has the hardware components composed of one WAN port, two LAN ports, and two UARTs, and functions as a communication translator between serial and internet communication. it also provides web-based monitoring function that is absent from existing serial-to-ethernet converter. The hardware is implemented using the KS8695 network processor which s an ARM922T as processor core. We have installed the boa web server and utilized the CGI function for internet-based remote control, added the IP sharing function which allows the network with private IP addresses to access the internet, and developed a serial-to-ethernet translation program. Finally, we show an application example of the developed translator that remotely monitors the solar energy production system.

A palynological study of the subfamily Asclepiadoideae (Apocynaceae s.l.) in Korea (한국산 박주가리아과(광의의 협죽도과)의 화분학적 연구)

  • Nam, Bo Mi;Chung, Gyu Young
    • Korean Journal of Plant Taxonomy
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    • v.45 no.2
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    • pp.183-191
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    • 2015
  • The palynological characters of 14 taxa of 4 genera (Cynanchum, Metaplexis, Tylophora, Marsdenia) in Asclepiadoideae were observed and measured using SM and SEM. The orientation and granulate surface patterns of the pollinia were important characters for delimitating the genera. The position of the attachment of the translator arms to the pollinia, considered to be an important character for recognizing the above genera, was an overlapping character among the genera and can therefore be utilized only as taxonomy at the species level. Also, we found for the first time that only Tylophora floribunda has an incised margin of the corpusculum. The quantitative characters of the pollinia, arms and corpusculum were useful keys for the delimitation of the species.