发明授权
US06894587B2 Coaxial resonator, filter, duplexer, and communication device 失效
同轴共振器,滤波器,双工器和通信设备

Coaxial resonator, filter, duplexer, and communication device
摘要:
A coaxial resonator according to an embodiment of the invention includes a tubular dielectric block, an inner conductor having a thin-film, multi-layer electrode structure, which is formed on an outer surface of a cylindrical shaft received in the hole of the tubular dielectric block, and an outer conductor formed on an outer surface of the tubular dielectric block. The cylindrical shaft is inserted into the hole in the dielectric block, and is held by a holding member and an outer frame.
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