Optimize pattern of magnetic sheet attached on NFC/HF-RFID antenna. - Naoki Ohmura; Eriko Takase; Satoshi Ogino; Yoshinobu Okano; Syhota Arai (ISPACS, 2013)

Effective Magnetic Sheet Loading Method for Near Field Communication Antennas. - Takaho Sekiguchi; Yoshinobu Okano; Satoshi Ogino (IEICE Trans. Electron., 2016)