Browsing by Subject "Ultrasonic"

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    • Security of location access by Radio Frequency Identification (RFID) and Ultrasonic 

      Arthit Yooyen; Pornprasit Boontong; Siriruang Phatchuay (Rajamangala University Of Technology Rattanakosin, 2014)
      Access control system using radio frequency RFID. It is recognized that technology is conducive to more indicative of the difference or the identity of the individual. It can work fast and accurate. Therefore, we have ...

    • Three-dimensional measuring equipment, technology, inventions and vertical angle measurements. The philosophy of Sufficiency Economy 

      คณพล จินดามรกฎ; จิตรกร ชอบธรรม (สาขาวิชาการจัดการงานก่อสร้าง คณะสถาปัตยกรรมศาสตร์ มหาวิทยาลัยเทคโนโลยีราชมงคลรัตนโกสินทร์, 2016)
      This research is the application of laser and ultra- sonic frequency .By using the Arduino programming to measure a distance . To be used in the development of measurement to determine the level of precision and reduces ...