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CA2239922A1 - Waveguide device using optical waveplate - Google Patents

Waveguide device using optical waveplate

Info

Publication number
CA2239922A1
CA2239922A1 CA002239922A CA2239922A CA2239922A1 CA 2239922 A1 CA2239922 A1 CA 2239922A1 CA 002239922 A CA002239922 A CA 002239922A CA 2239922 A CA2239922 A CA 2239922A CA 2239922 A1 CA2239922 A1 CA 2239922A1
Authority
CA
Canada
Prior art keywords
waveguide device
waveplate
optical waveplate
optical
waveguide
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.)
Granted
Application number
CA002239922A
Other languages
French (fr)
Other versions
CA2239922C (en
Inventor
Shinji Ando
Takashi Sawada
Yasuyuki Inoue
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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
Priority claimed from JP03936894A external-priority patent/JP3501235B2/en
Application filed by Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to CA002366354A priority Critical patent/CA2366354C/en
Priority to CA002366405A priority patent/CA2366405C/en
Publication of CA2239922A1 publication Critical patent/CA2239922A1/en
Application granted granted Critical
Publication of CA2239922C publication Critical patent/CA2239922C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Optical Integrated Circuits (AREA)

Abstract

An optical waveplate includes a polyimide with a film thickness of 20 µm or less. A waveguide device using the waveplate has an optical waveguide with a groove formed at an angle close to a right angle and the waveplate inserted in the groove.
CA002239922A 1993-05-07 1994-05-06 Waveguide device using optical waveplate Expired - Lifetime CA2239922C (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA002366354A CA2366354C (en) 1993-05-07 1994-05-06 Method of manufacture of an optical waveplate
CA002366405A CA2366405C (en) 1993-05-07 1994-05-06 Waveguide device using optical waveplate

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP130127/1993 1993-05-07
JP13012793 1993-05-07
JP039368/1994 1994-02-15
JP03936894A JP3501235B2 (en) 1993-05-07 1994-02-15 Waveguide type optical device
CA002123061A CA2123061C (en) 1993-05-07 1994-05-06 Optical waveplate, method of manufacturing the same, and waveguide device using the same

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA002123061A Division CA2123061C (en) 1993-05-07 1994-05-06 Optical waveplate, method of manufacturing the same, and waveguide device using the same

Related Child Applications (2)

Application Number Title Priority Date Filing Date
CA002366405A Division CA2366405C (en) 1993-05-07 1994-05-06 Waveguide device using optical waveplate
CA002366354A Division CA2366354C (en) 1993-05-07 1994-05-06 Method of manufacture of an optical waveplate

Publications (2)

Publication Number Publication Date
CA2239922A1 true CA2239922A1 (en) 1994-11-08
CA2239922C CA2239922C (en) 2002-07-23

Family

ID=27169761

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002239922A Expired - Lifetime CA2239922C (en) 1993-05-07 1994-05-06 Waveguide device using optical waveplate

Country Status (1)

Country Link
CA (1) CA2239922C (en)

Also Published As

Publication number Publication date
CA2239922C (en) 2002-07-23

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Legal Events

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MKEX Expiry

Effective date: 20140506