研究発表会
特許
- [1]
- H. Kitayoshi, K. Sawaya, "Sensor tag for safety management system, comprises transmission-reception antenna for performing two-way communication, so that voltage of rectifier circuit is pressurized by stub resonance radio frequency step-up circuit," Univ Tohoku; Intelligent Cosmos Res Inst, 2007.
- [2]
- K. Mizuno, K. Sawaya, H. Sato, S. Wagatsuma, Y. Wagatsuma, "Fermi antenna designing method for millimeter-wave imaging, involves changing aperture width of antenna so as to set beam width of plane to beam width having target directivity," Japan Sci & Technology Agency; Dokuritsu Gyosei Hojin Kagaku Gijutsu Sh; Mizuno K; Sawaya K; Sato H; Wagatsuma Y, 2005.
- [3]
- H. Kitayoshi, K. Sawaya, "Radio frequency identification tag device for goods, has bisected micro strip antenna with division position that is deviated from central point of strip conductor," Intelligent Cosmos Res Inst; Intelligent Cosmos Kenkyukiko Kk, 2005.
- [4]
- "Wide range array antenna for defense aircraft, has several F-shaped antennas arranged over ground board and height of antenna to which current supplied is different from other antenna to which current is not supplied," Toyo Communication Equip Co; Chen Q; Sawaya K, 2001.
- [5]
- "Array antenna for aircraft, has set of radiating elements, which are provided on both sides of electric supply element at specific distance related to frequency range," Toyo Communication Equip Co; Chen Q; Sawaya K, 2001.
- [6]
- H. Ochi, E. Yamamoto, K. Sawaya, S. Adachi, "EM field analysis method used for testing e.g. antenna installed in medical equipment such as MRI|by using function expander to express current which flows in sheet segment through current flowing partly through radial components," Hitachi Ltd, 1997.
