US4762381A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Optical element integrated optical waveguide and production of the same
Assignee: Sumitomo Electric Industries Ltd
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Filing: 1986-11-03
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Granted: 1988-08-09
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Expires: 2006-11-03
Abstract
Abstract An optical element integrated optical waveguide comprising (1) a polymeric supporting member a length of which lies in a light transmission direction and which has at least one bore along its entire length, (2) at least one optical waveguide part consisting of organic siloxane polymer filling at least one bore, and (3) at least one optical element embedded in the optical waveguide part is provided.
Inventors
- 👤 Takafumi Uemiya
- 👤 Yutaka Shibata
- 👤 Akira Nishimura
- 👤 Shin-ichiro Niwa
- 👤 Yoshitaka Osawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:40
CPC Classifications
G; G02; G02B; G02B6/00; G02B6/24; G02B6/42; G02B6/4201; G02B6/4246; B; B29; B29C; B29C48/00; B29C48/03; B29C48/06; B29C48/09; B29C48/11; G02B6/10; G02B6/12; G02B6/13; G02B6/26; G02B6/28; G02B6/2804; G02B6/4202; G02B6/4204; G02B6/4212
Claims Analysis
Total Claims: 20
Claim 1
Independent Claim
63 words
An optical element integrated optical waveguide comprising (1) a polymeric supporting member a length of which lies in a light transmission direction and which has at least one bore along its entire length, (2) at least one optical waveguide part consisting of organic siloxane polymer filling at least one bore, and (3) at least one optical element embedded in the optical waveguide part.
Claim 2
Dependent Claim
63 words
An optical element integrated optical waveguide comprising (1) a polymeric supporting member a length of which lies in a light transmission direction and which has at least one bore along its entire length, (2) at least one optical waveguide part consisting of organic siloxane polymer filling at least one bore, and (3) at least one optical element embedded in the optical waveguide part.
Claim 3
Dependent Claim
27 words
The optical element integrated optical waveguide according to claim 1, which further comprises an intermediate layer provided with between the supporting member and the optical waveguide part.
Claim 4
Dependent Claim
48 words
The optical element integrated optical waveguide according to claim 1, which further comprises a rod like member and/or a tube like member embedded in the optical waveguide part and/or a wall of the supporting member and/or inserted in the bore in which organic siloxane polymer is not filled.
Claim 5
Dependent Claim
22 words
The optical element integrated optical waveguide according to claim 1, wherein the optical waveguide part is cured or in a gel state.
Claim 6
Dependent Claim
29 words
The optical element integrated optical waveguide according to claim 1, wherein the cross linking degree of the siloxane polymer in the optical waveguide part varies from part to part.
Claim 7
Dependent Claim
36 words
The optical element integrated optical waveguide according to claim 1, wherein the siloxane polymer in the optical waveguide part is cross linked at both end regions and the rest is in a liquid or gel state.
Claim 8
Dependent Claim
19 words
The optical element integrated optical waveguide according to claim 1 which comprises at least two independent optical waveguide parts.
Claim 9
Dependent Claim
17 words
The optical element integrated optical waveguide according to claim 1 which comprises at least one vacant bore.
Claim 10
Dependent Claim
27 words
The optical element integrated optical waveguide according to claim 1, wherein a refractive index of the supporting member is lower than that of the optical waveguide part.
Claim 11
Dependent Claim
27 words
The optical element integrated optical waveguide according to claim 2, wherein a refractive index of the intermediate layer is smaller than that of the optical waveguide part.
Claim 12
Dependent Claim
17 words
An optical element integrated optical wave-guide as in claim 1 wherein the optical element is a photodiode.
Claim 13
Dependent Claim
19 words
An optical element integrated optical wave-guide as in claim 1 wherein the optical element is a light emitting diode.
Claim 14
Independent Claim
73 words
A method for producing an optical element integrated optical waveguide which comprises the steps of: pouring organic siloxane polymer in at least one bore of a polymeric supporting member a length of which lies in a light transmission direction and which has at least one bore along its entire length, inserting an optical element in the bore; and cross linking at least partially the organic siloxane polymer to form an optical waveguide part.
Claim 15
Independent Claim
73 words
A method for producing an optical element integrated optical waveguide which comprises the steps of: pouring organic siloxane polymer in at least one bore of a polymeric supporting member a length of which lies in a light transmission direction and which has at least one bore along its entire length, inserting an optical element in the bore; and cross linking at least partially the organic siloxane polymer to form an optical waveguide part.
Claim 16
Dependent Claim
26 words
The method according to claim 13 which further comprises applying an intermediate layer on the inner surface of the bore before filling the organic siloxane polymer.
Claim 17
Dependent Claim
21 words
The method according to claim 13, wherein the cross linking degree of the organic siloxane polymer varies from part to part.
Claim 18
Dependent Claim
34 words
The method according to claim 13, wherein the cross linking degree of the organic siloxane polymer at both end of the optical waveguide part is larger than the rest of the optical waveguide part.
Claim 19
Dependent Claim
30 words
The method according to claim 13, wherein the supporting member has at least two bores and at least one of the bore is filed with the liquid organic siloxane polymer.
Claim 20
Dependent Claim
16 words
The method according to claim 13, wherein the organic siloxane polymer is cross linked by irradiation.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1991-08-09 | 1992-02-08 | 1992-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-08-09 | 1996-02-08 | 1996-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-08-09 | 2000-02-08 | 2000-08-09 | $7700.00 | Window Closed / Lapsed |