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european microwave conference | 2007

RF-Powder : Fabrication of 0.15-mm Si-powder resonating at microwave frequencies

Naomi Mura; Yuji Furumura; Katsuhiro Fujino; Shinji Nishihara; Susumu Kamihashi; Katsuhiko Mishima

Resonant circuits (LC tank circuit) were formed on 150 mum-square silicon chips, which are consisted of a small spiral inductor and an MIM capacitor. The small inductor was fabricated by an X-ray lithography and Cu plating. Resonant characteristics in 2.5 GHz band were measured using a helical coil probe. Obtained resonant frequency and unload Q showed good agreement with designed and simulated ones. Miniaturization to a 150 mum-chip showed a variety of probable applications on a sheet such as a paper.


Archive | 2006

BASE BODY SHEET

Katsuhiro Fujino; Yuji Furumura; Katsuhiko Mishima; Naomi Mura; Shinji Nishihara; Susumu Uehashi; 克彦 三島; 進 上橋; 雄二 古村; 直美 村; 勝裕 藤野; 晋 西原


Archive | 2007

METHOD FOR MANUFACTURING RF POWDER

Yuji Furumura; Naomi Mura; Shinji Nishihara; Katsuhiro Fujino; Katsuhiko Mishima; Susumu Kamihashi


Archive | 2007

RF POWDER PARTICLE, RF POWDER, AND RF POWDER-CONTAINING BASE

Yuji Furumura; Naomi Mura; Shinji Nishihara; Katsuhiro Fukino; Katsuhiko Mishima; Susumu Kamihashi


Archive | 2007

MAGNETIC COUPLING DEVICE AND READING DEVICE

Yuji Furumura; Naomi Mura; Shinji Nishihara; Katsuhiro Fujino; Katsuhiko Mishima; Susumu Kamihashi


Archive | 2007

Method for adding RF powder and RF powder-added base sheet

Yuji Furumura; Naomi Mura; Shinji Nishihara; Katsuhiro Fujino; Katsuhiko Mishima; Susumu Kamihashi


Archive | 2006

Method of producing rf powder

Katsuhiro Fujino; Yuji Furumura; Katsuhiko Mishima; Naomi Mura; Shinji Nishihara; Susumu Uehashi; 克彦 三島; 進 上橋; 雄二 古村; 直美 村; 勝裕 藤野; 晋 西原


Archive | 2007

RF powder particles including an inductance element, a capacitance element, and a photovoltaic cell and method for exciting RF powder

Yuji Furumura; Naomi Mura; Shinji Nishihara; Katsuhiro Fujino; Katsuhiko Mishima; Susumu Kamihashi


Archive | 2007

Procédé de formation d'une poudre rf et liquide contenant une poudre rf

Yuji Furumura; Naomi Mura; Shinji Nishihara; Katsuhiro Fujino; Katsuhiko Mishima; Susumu Kamihashi


Archive | 2007

Magnetic coupler and reader

Yuji Furumura; Naomi Mura; Shinji Nishihara; Katsuhiro Fujino; Katsuhiko Mishima; Susumu Kamihashi

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