JPH02100305U

JPH02100305U -

Info

Publication number: JPH02100305U
Application number: JP952489U
Authority: JP
Priority date: 1989-01-30
Filing date: 1989-01-30
Publication date: 1990-08-09

Description

[Brief explanation of the drawing]

第１図、第２図は本考案の実施例を示す回路図
であり、第３図はその特性の説明図である。 1 and 2 are circuit diagrams showing an embodiment of the present invention, and FIG. 3 is an explanatory diagram of its characteristics.

Claims

[Claims for Utility Model Registration] (1) In a dielectric filter in which the inner conductor of the resonator unit at the input/output end of a dielectric block in which a plurality of resonator units are integrally formed is capacitively coupled to the input/output terminal. , comprising a plurality of the dielectric blocks,
A dielectric filter characterized in that the inner conductors of the resonator units at the ends of each dielectric block except for the resonator units at the input and output ends are connected in series through a capacitor. (2) In a dielectric filter in which the inner conductor of the resonator unit at the input/output end of a dielectric block integrally formed with a plurality of resonator units is capacitively coupled to the input/output terminal, a plurality of the dielectric blocks are integrated. Ingredients,
The inner conductors of the resonator units at the ends of each dielectric block except for the resonator units at the input and output ends are connected in series via a capacitance, and at least one line between the resonator units of at least one dielectric block is connected in series. A dielectric filter characterized in that the two are coupled by capacitance. (3) In a dielectric filter in which the inner conductor of the resonator unit at the input/output end of a dielectric block in which a plurality of resonator units are integrally formed is capacitively coupled to the input/output terminal, the resonator at the input/output end A dielectric filter characterized in that a coaxial resonator is arranged in parallel between a unit and an input/output terminal, and the inner conductor of the resonator unit at the input/output terminal and the inner conductor of the coaxial resonator are coupled by capacitance. . (4) In a dielectric filter in which the inner conductor of the resonator unit at the input/output end of a dielectric block in which a plurality of resonator units are integrally formed is capacitively coupled to the input/output terminal, the resonator at the input/output end A coaxial resonator is placed in parallel between the unit and the input/output terminal, and the inner conductor of the resonator unit at the input/output terminal and the inner conductor of the coaxial resonator are coupled by capacitance, and the resonator of the dielectric block is A dielectric filter characterized in that at least one of the units is coupled by capacitance.