KR0138006B1 - 광도파로 및 그 제조방법 - Google Patents
광도파로 및 그 제조방법Info
- Publication number
- KR0138006B1 KR0138006B1 KR1019930021886A KR930021886A KR0138006B1 KR 0138006 B1 KR0138006 B1 KR 0138006B1 KR 1019930021886 A KR1019930021886 A KR 1019930021886A KR 930021886 A KR930021886 A KR 930021886A KR 0138006 B1 KR0138006 B1 KR 0138006B1
- Authority
- KR
- South Korea
- Prior art keywords
- optical waveguide
- layer
- refractive index
- optical
- low refractive
- 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.)
- Expired - Fee Related
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 106
- 238000004519 manufacturing process Methods 0.000 title abstract description 20
- 239000000758 substrate Substances 0.000 claims abstract description 33
- 238000000034 method Methods 0.000 claims abstract description 19
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims abstract description 19
- 230000008569 process Effects 0.000 claims abstract description 13
- 150000003377 silicon compounds Chemical class 0.000 claims abstract description 9
- 239000010409 thin film Substances 0.000 claims abstract description 8
- 238000001039 wet etching Methods 0.000 claims abstract description 7
- 239000010408 film Substances 0.000 claims description 106
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 21
- 238000005530 etching Methods 0.000 claims description 18
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 15
- 229910052751 metal Inorganic materials 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 7
- 238000000059 patterning Methods 0.000 claims description 7
- 229910052710 silicon Inorganic materials 0.000 claims description 7
- 239000010703 silicon Substances 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 4
- 125000002467 phosphate group Chemical group [H]OP(=O)(O[H])O[*] 0.000 claims 1
- 230000010354 integration Effects 0.000 abstract 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 53
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 53
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 description 11
- 229910001120 nichrome Inorganic materials 0.000 description 11
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 10
- 238000001514 detection method Methods 0.000 description 9
- 239000004065 semiconductor Substances 0.000 description 7
- 238000009792 diffusion process Methods 0.000 description 6
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 5
- 230000005855 radiation Effects 0.000 description 3
- 238000004544 sputter deposition Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 238000004380 ashing Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 2
- 238000005546 reactive sputtering Methods 0.000 description 2
- 230000008685 targeting Effects 0.000 description 2
- PBZHKWVYRQRZQC-UHFFFAOYSA-N [Si+4].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O Chemical compound [Si+4].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O PBZHKWVYRQRZQC-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- WCCJDBZJUYKDBF-UHFFFAOYSA-N copper silicon Chemical compound [Si].[Cu] WCCJDBZJUYKDBF-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229920001220 nitrocellulos Polymers 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/122—Basic optical elements, e.g. light-guiding paths
- G02B6/125—Bends, branchings or intersections
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/122—Basic optical elements, e.g. light-guiding paths
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/13—Integrated optical circuits characterised by the manufacturing method
- G02B6/136—Integrated optical circuits characterised by the manufacturing method by etching
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/14—Mode converters
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B2006/12035—Materials
- G02B2006/12061—Silicon
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optical Integrated Circuits (AREA)
Abstract
Description
Claims (6)
- 실리콘기판상에 산화실리콘층을 가지고, 그 위에 광도파층을 가진 광도파로에 있어서, 광도파층의 또 그 상부의 일부분에만 단부가 경사형상으로 형성된 저굴절률층을 가지고, 또 그 상부를 포함한 전체면에 하부의 광도파층과 동일 굴절률을 가진 층을 오버코팅한 구조를 가진 것을 특징으로 하는 광도파로.
- 제1항에 있어서, 광도파로가 실리콘화합물이고, 단부가 경사형상으로 형성된 저굴절률층이 산화알루미늄인 것을 특징으로 하는 광도파로.
- 광도파층 및 저굴절률층이 진공프로세스를 사용한 박막에 의해 형성되고, 저굴절률층위에 레지스트를 도포하고, 저온베이킹에 의한 노광패터닝후에, 인산기의 에칭액에 의해서 습식에칭하는 것을 특징으로 하는 광도파로의 제조방법.
- 유리기판상의 일부분에 스텝형상의 단부를 가진 금속층을 가지고, 또 그 상부를 포함한 전체면에 저굴절률층을 가진 광도파로에 있어서, 그 위에 단차를 가진 고굴절률의 광도파층을 오버코팅한 구조를 가진 것을 특징으로 하는 광도파로.
- 제4항에 있어서, 광도파층의 단차가 광도파층의 막두께의 40~50%인것을 특징으로 하는 광도파로.
- 제4항에 있어서, 금속층, 저굴절률층 및 광도파층이 박막에 의해 형성되고, 금속층위에 레지스트를 도포하고, 노광패터닝후, 에칭에 의해 스텝형상의 단부를 형성하는 것을 특징으로 하는 광도파로.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP28734092A JP3018787B2 (ja) | 1992-10-26 | 1992-10-26 | 光導波路の製造方法 |
JP92-287340 | 1992-10-26 | ||
JP93-181165 | 1993-07-22 | ||
JP18116593A JP3052675B2 (ja) | 1993-07-22 | 1993-07-22 | 光導波路およびその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR940009979A KR940009979A (ko) | 1994-05-24 |
KR0138006B1 true KR0138006B1 (ko) | 1998-06-15 |
Family
ID=26500447
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019930021886A Expired - Fee Related KR0138006B1 (ko) | 1992-10-26 | 1993-10-21 | 광도파로 및 그 제조방법 |
Country Status (2)
Country | Link |
---|---|
US (1) | US5417804A (ko) |
KR (1) | KR0138006B1 (ko) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR0137125B1 (ko) * | 1992-11-16 | 1998-06-15 | 모리시타 요이찌 | 광도파로소자와 그 제조방법 |
EP0657900B1 (en) * | 1993-12-06 | 1998-03-25 | Matsushita Electric Industrial Co., Ltd. | Hybrid magnetic structure and method for producing the same |
DE102009034532A1 (de) * | 2009-07-23 | 2011-02-03 | Msg Lithoglas Ag | Verfahren zum Herstellen einer strukturierten Beschichtung auf einem Substrat, beschichtetes Substrat sowie Halbzeug mit einem beschichteten Substrat |
US9465165B2 (en) * | 2014-06-30 | 2016-10-11 | Raytheon Company | Reflection/absorption coating for laser slabs |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2588701B1 (fr) * | 1985-10-14 | 1988-12-30 | Bouadma Noureddine | Procede de realisation d'une structure integree laser-photodetecteur |
JPH077135B2 (ja) * | 1989-02-09 | 1995-01-30 | 松下電器産業株式会社 | 光導波路および光波長変換素子および短波長レーザ光源の製造方法 |
DE68909779T2 (de) * | 1989-06-16 | 1994-05-05 | Ibm | Methode zur Verbesserung der Ebenheit geätzter Spiegelfacetten. |
-
1993
- 1993-10-21 KR KR1019930021886A patent/KR0138006B1/ko not_active Expired - Fee Related
- 1993-10-25 US US08/140,520 patent/US5417804A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5417804A (en) | 1995-05-23 |
KR940009979A (ko) | 1994-05-24 |
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Legal Events
Date | Code | Title | Description |
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A201 | Request for examination | ||
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19931021 |
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PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 19931021 Comment text: Request for Examination of Application |
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Comment text: Notification of reason for refusal Patent event date: 19970318 Patent event code: PE09021S01D |
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Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 19971202 |
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