JPH0398503U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図および第２図はこの考案の実施例である
多段誘電体フイルタに関する図であり、第１図は
水平断面図、第２図は同フイルタを構成する各誘
電体共振器の斜視図である。第３図はこの考案の
作用説明図である。第４図および第５図は従来の
多段誘電体フイルタの概略構成図である。 １，１１〜１６……内部誘電体、２，２１〜２
６……キヤビテイ、４１，４３……同軸コネクタ
、４５……結合素子、４２，４４，４６，４７…
…結合ループ、Ｒ１〜Ｒ８……誘電体共振器。 Figures 1 and 2 are diagrams of a multistage dielectric filter that is an embodiment of this invention, with Figure 1 being a horizontal sectional view and Figure 2 being a perspective view of each dielectric resonator constituting the filter. be. FIG. 3 is an explanatory diagram of the operation of this invention. FIGS. 4 and 5 are schematic configuration diagrams of conventional multistage dielectric filters. 1, 11-16...Internal dielectric, 2, 21-2
6... Cavity, 41, 43... Coaxial connector, 45... Coupling element, 42, 44, 46, 47...
...Coupling loop, R1 to R8...Dielectric resonator.

Claims (1)

【実用新案登録請求の範囲】 それぞれキヤビテイ内に内部誘電体を配置して
なる複数の誘電体共振器を多段に結合させた多段
誘電体フイルタにおいて、 複数の誘電体共振器を奇数段目と偶数段目とで
列を分けて配列するとともに、各誘電体共振器の
前段および後段との間に結合窓を形成し、さらに
奇数段目の誘電体共振器間および／または偶数段
目の誘電体共振器間の特定箇所に結合手段を設け
たことを特徴とする多段誘電体フイルタ。[Scope of Claim for Utility Model Registration] In a multi-stage dielectric filter in which a plurality of dielectric resonators each having an internal dielectric arranged in a cavity are coupled in multiple stages, the plurality of dielectric resonators are arranged in odd-numbered stages and in even-numbered stages. In addition to arranging the columns in separate rows, a coupling window is formed between the front and rear stages of each dielectric resonator, and a coupling window is formed between the dielectric resonators in the odd-numbered stages and/or between the dielectric resonators in the even-numbered stages. A multistage dielectric filter characterized in that a coupling means is provided at a specific location between resonators.