| US 7,565,188 B2 | ||
| Superconducting filter device having disk resonators embedded in depressions of a substrate and method of producing the same | ||
| Akihiko Akasegawa, Kawasaki (Japan); Kazuaki Kurihara, Kawasaki (Japan); Kazunori Yamanaka, Kawasaki (Japan); Shigetoshi Ohshima, Yonezawa (Japan); and Atsushi Saito, Yonezawa (Japan) | ||
| Assigned to Fujitsu Limited, Kawasaki (Japan) | ||
| Filed on Dec. 11, 2006, as Appl. No. 11/636,500. | ||
| Claims priority of application No. 2006-200792 (JP), filed on Jul. 24, 2006. | ||
| Prior Publication US 2008/0018421 A1, Jan. 24, 2008 | ||
| Int. Cl. H01P 1/20 (2006.01); H01B 12/02 (2006.01) | ||
| U.S. Cl. 505—210 [333/99 S; 333/202] | 18 Claims |
| 1. A superconducting filter device, comprising:
a first dielectric substrate; and
a bulk superconducting resonator including a bulk superconducting material and being embedded in the first dielectric substrate,
wherein the bulk superconducting resonator has a taper at an edge thereof.
|