JPH0444605U - - Google Patents

Info

Publication number
JPH0444605U
JPH0444605U JP8575690U JP8575690U JPH0444605U JP H0444605 U JPH0444605 U JP H0444605U JP 8575690 U JP8575690 U JP 8575690U JP 8575690 U JP8575690 U JP 8575690U JP H0444605 U JPH0444605 U JP H0444605U
Authority
JP
Japan
Prior art keywords
refractive index
core portion
waveguide consisting
cladding portion
cladding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP8575690U
Other languages
Japanese (ja)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP8575690U priority Critical patent/JPH0444605U/ja
Publication of JPH0444605U publication Critical patent/JPH0444605U/ja
Pending legal-status Critical Current

Links

Description

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

第１図は本考案の一実施例を示す構成図、第２
図、第３図は分岐率を例示した本発明の構成図、
第４図は従来例を示す構成図、第５図、第６図は
分岐率を例示した従来例の構成図である。 １……第１の導波路、２……第２の導波路、３
ａ，３ｂ……クラツド、４ａ，４ｂ，４ｃ……コ
ア。 Fig. 1 is a configuration diagram showing one embodiment of the present invention;
Figure 3 is a configuration diagram of the present invention illustrating the branching rate,
FIG. 4 is a block diagram showing a conventional example, and FIGS. 5 and 6 are block diagrams of the conventional example illustrating branching rates. 1...First waveguide, 2...Second waveguide, 3
a, 3b...clad, 4a, 4b, 4c...core.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 屈折率ｎ１を有するクラツド部と屈折率ｎ２を
有するコア部分からなる第１の導波路と、屈折率
ｎ１を有するクラツド部と屈折率ｎ３を有するコ
ア部分からなる第２の導波路を接合してなる光カ
プラにおいて、前記屈折率をｎ１＜ｎ２＜ｎ３と
したことを特徴とする光カプラ。 A first waveguide consisting of a cladding portion having a refractive index n 1 and a core portion having a refractive index n 2 ; and a second waveguide consisting of a cladding portion having a refractive index n 1 and a core portion having a refractive index n 3 . What is claimed is: 1. An optical coupler in which the refractive index satisfies n 1 <n 2 <n 3 .
JP8575690U 1990-08-14 1990-08-14 Pending JPH0444605U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8575690U JPH0444605U (en) 1990-08-14 1990-08-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8575690U JPH0444605U (en) 1990-08-14 1990-08-14

Publications (1)

Publication Number Publication Date
JPH0444605U true JPH0444605U (en) 1992-04-15

Family

ID=31817115

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8575690U Pending JPH0444605U (en) 1990-08-14 1990-08-14

Country Status (1)

Country Link
JP (1) JPH0444605U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63309906A (en) * 1987-06-10 1988-12-19 Seiko Instr & Electronics Ltd Optical waveguide coupler

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63309906A (en) * 1987-06-10 1988-12-19 Seiko Instr & Electronics Ltd Optical waveguide coupler

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