JPH0310604U

JPH0310604U -

Info

Publication number: JPH0310604U
Application number: JP7207689U
Authority: JP
Priority date: 1989-06-19
Filing date: 1989-06-19
Publication date: 1991-01-31

Description

[Brief explanation of the drawing]

第１図は、本考案の一実施例を示す図、第２図
、第３図、第４図、第５図及び第６図は、本案装
置の作動説明のための等価回路図、第７図及び第
８図は、本案装置の伝送特性の一例を示す曲線図
、第９図及び第１０図は本案装置の反射損失特性
の一例を示す曲線図、第１１は、従来の空中線共
用装置を示す図で、ＭＣＬ…共通主路、ＴＡ…共
通出力端子、ＣＩＲ_１乃至ＣＩＲ_ｎ…サーキユレ
ータ、ＲＬ…無反射終端器、ＤＬ_１乃至ＤＬ_ｎ…
共通分岐路、ＴＴ…合成出力端子、ＢＣＬ_１及び
ＢＣＬ_２…共通支路、Ｔ_１１乃至Ｔ_１ｎ及びＴ_２
１乃至Ｔ_２ｎ…分岐点、Ｂ_１１乃至Ｂ_１ｎ及びＢ
_２１乃至Ｂ_２ｎ…分岐路、ＣＡＶ_１１乃至ＣＡＶ
_１ｎ及びＣＡＶ_２１乃至ＣＡＶ_２ｎ…空胴共振器
、ＩＳＯ_１１乃至ＩＳＯ_１ｎ及びＩＳＯ_２１乃至
ＩＳＯ_２ｎ…単向管、ＵＣＡ_１乃至ＵＣＡ_ｎ…単
位共用装置、ＣＬ…共通線路、Ｐ_１乃至Ｐ_ｎ…分
岐点、ＢＬ_１乃至ＢＬ_ｎ…分岐路、ＣＡＶ_１乃至
ＣＡＶ_ｎ…空胴共振器、ＩＳＯ_１乃至ＩＳＯ_ｎ…
単向管である。 1 is a diagram showing an embodiment of the present invention; FIGS. 2, 3, 4, 5, and 6 are equivalent circuit diagrams for explaining the operation of the device according to the present invention; 8 and 8 are curve diagrams showing an example of the transmission characteristics of the proposed device, FIGS. 9 and 10 are curve diagrams showing an example of the return loss characteristics of the proposed device, and 11th is a curve diagram showing an example of the return loss characteristics of the proposed device. In the diagram shown, MCL... common main path, TA... common output terminal, CIR ₁ to CIR _n ... circulator, RL... non-reflection terminator, DL ₁ to DL _n ...
Common branch path, TT... combined output terminal, BCL ₁ and BCL ₂ ... common branch path, T ₁₁ to T _1n and T _{2
1} to T _2n ...branch point, B ₁₁ to B _1n and B
₂₁ to B _2n ...branch road, CAV ₁₁ to CAV
_1n and CAV ₂₁ to CAV _2n ...Cavity resonator, ISO ₁₁ to ISO _1n and ISO ₂₁ to ISO _2n ...Unidirectional tube, UCA ₁ to UCA _n ...Unit shared device, CL...Common line, P ₁ to P _n ... Branch points, BL ₁ to BL _n ...branch paths, CAV ₁ to CAV _n ...cavity resonators, ISO ₁ to ISO _n ...
It is a unidirectional tube.

補正平１．１０．２０図面の簡単な説明を次のように補正する。明細書第２１頁第４行乃至第１０行に、「第１
図は、−−−従来の空中線共用装置を示す図で、
」とあるを、次のとおり訂正する。「第１図は、本考案の一実施例を示す図、第２
図、第３図、第４図、第５図及び第６図は、それ
ぞれ本案装置の作動説明のための等価回路図、第
７図及び第８図は、それぞれ本案装置の伝送特性
の一例を示す曲線図、第９図及び第１０図は、そ
れぞれ本案装置の反射損失特性の一例を示す曲線
図、第１１図は、従来の空中線共用装置を示す図
で、」Amendment 1.10.20 Hei 1. The brief description of the drawing is amended as follows. On page 21 of the specification, lines 4 to 10, “1st
The figure is a diagram showing a conventional antenna sharing device.
'' should be corrected as follows. ``Figure 1 is a diagram showing one embodiment of the present invention;
3, 4, 5 and 6 are equivalent circuit diagrams for explaining the operation of the proposed device, and FIGS. 7 and 8 each show an example of the transmission characteristics of the proposed device. 9 and 10 are curve diagrams each showing an example of the return loss characteristics of the proposed device, and FIG. 11 is a diagram showing a conventional antenna sharing device.

Claims

[Scope of Claim for Utility Model Registration] 1. Each of a plurality of branch points provided in a common branch at intervals of 12 electrical wavelengths or an integral multiple thereof has a length of 14 electrical wavelengths or an odd multiple thereof. Connecting the cavity resonators via a branch path having
In a plurality of unit shared devices each having a transmitter connected to each of these cavity resonators via a unidirectional tube, the combined output terminals of the common branch paths are connected to the common main path via a circulator. An antenna shared device characterized by: 2. The antenna shared device according to claim 1 of the utility model registration claim, in which each circulator and the common main path are connected in series. 3. When the input/output coupling element of a cavity resonator consists of a loop, the length of the branch path, including the length of this loop, is the electrical length of 14 wavelengths or an odd multiple thereof. An antenna shared device according to item 1.