Dielectric resonator device, high frequency filter, and high...

Wave transmission lines and networks – Resonators – Dielectric type

Reexamination Certificate

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C333S204000, C333S134000

Reexamination Certificate

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06943651

ABSTRACT:
A dielectric resonator device includes a dielectric substrate. Electrode films are formed on the front and back surfaces of the dielectric substrate, respectively. A TE010-mode resonator is constituted by two circular openings which oppose each other and which are formed in the electrode films. Two opposing slots formed in the electrode films constitute a planar dielectric transmission line (PDTL). The PDTL is connected to the TE010-mode resonator. An excitation section is formed by extending two portions of each electrode film on two side of each slot into each opening.

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Copy of Korean Office Action dated Jan. 25, 2005 (and English translation of same).

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