US5081347A
Expired / Lapsed
US
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Photoelectric converting apparatus with reflection-prevention section
Assignee: Canon Inc
•
Filing: 1988-09-08
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Granted: 1992-01-14
•
Expires: 2008-09-08
Abstract
Abstract A photoelectric converting apparatus has a reflection preventing section. The section is formed on at least a peripheral portion of said light receiving section.
Inventors
- 👤 Shigeyuki Matsumoto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:16
CPC Classifications
G; G01; G01J; G01J1/00; G01J1/02; G01J1/04; G01J1/0407; G01J1/0437; H; H10; H10F; H10F77/00; H10F77/30; H10F77/306; H10F77/331; H10F77/334; H10F77/50; G01J1/0204; G01J1/0214
Claims Analysis
Total Claims: 68
Claim 1
Independent Claim
80 words
A photoelectric conversion device comprising: a semiconductor substrate having a photoelectric conversion element; a transparent plate positioned above said substrate on the side of said substrate from which the light incident upon said light receiving section is provided said transparent plate comprising a material selected from glass and resin; and a reflection preventing section provided on at least a peripheral portion of said transparent plate, adjacent said light receiving section, reflection preventing section for absorbing light comprises a resin material.
Claim 2
Dependent Claim
80 words
A photoelectric conversion device comprising: a semiconductor substrate having a photoelectric conversion element; a transparent plate positioned above said substrate on the side of said substrate from which the light incident upon said light receiving section is provided said transparent plate comprising a material selected from glass and resin; and a reflection preventing section provided on at least a peripheral portion of said transparent plate, adjacent said light receiving section, reflection preventing section for absorbing light comprises a resin material.
Claim 3
Dependent Claim
13 words
A device according to claim 1, wherein said resin material contains a pigment.
Claim 4
Dependent Claim
17 words
A device according to claim 2, wherein said pigment is an organic pigment or an inorganic pigment.
Claim 5
Dependent Claim
49 words
A device according to claim 3, wherein said organic pigment is at least one selected from azo system, phthalocyanine system, and condensed polycyclic system pigments including indigo system, anthraquinone system, perylene system, perynone system, dioxazine system, quinacridone system, isoindolinone system, phthalone system, methine azomethine system, and metal complex system.
Claim 6
Dependent Claim
36 words
A device according to claim 2, wherein said inorganic pigment comprises at least one selected from carbon black, iron black, graphite, and compound oxide black pigment of the copper chromium system, copper, iron and manganese system.
Claim 7
Dependent Claim
13 words
A device according to claim 1, wherein said resin material contains a dye.
Claim 8
Dependent Claim
23 words
A device according to claim 6, wherein said dye comprises at least one selected from azo, anthraquinone, phthalocyanine, carbonium, quinonimine, methine, benzoquinone, naphthoquinone.
Claim 9
Dependent Claim
14 words
A device according to claim 1, wherein said resin material contains SiO 2 .
Claim 10
Dependent Claim
12 words
A device according to claim 1, wherein said resin material is polyamide.
Claim 11
Dependent Claim
14 words
A device according to claim 1, wherein said photosensitive resin is a photosensitive polyamide.
Claim 12
Dependent Claim
15 words
A device according to claim 1, wherein said reflection preventing section is an inorganic layer.
Claim 13
Dependent Claim
27 words
A device according to claim 11, wherein said inorganic layer comprises a material selected from PbS, SnS, CuS, FeO, CuO, Ti, TiO, Ti-compound, Si, Ge, and Cr.
Claim 14
Dependent Claim
17 words
A device according to claim 1, wherein said reflection preventing section has a reflectivity lower than 5%.
Claim 15
Dependent Claim
33 words
A device according to claim 1, further including a light shielding layer for preventing unnecessary light incident on said light receiving section, said light shielding layer being disposed on said reflection preventing section.
Claim 16
Dependent Claim
23 words
A device according to claim 14, wherein an electrically insulating layer is provided between said light shielding layer and said reflection preventing section.
Claim 17
Dependent Claim
20 words
A device according to claim 14, wherein said light shielding layer and said reflection preventing section have substantially same configuration.
Claim 18
Dependent Claim
24 words
A device according to claim 14, wherein said light shielding layer and said reflection preventing section are provided so that they are in contact.
Claim 19
Dependent Claim
86 words
A photoelectric conversion device comprising: a semiconductor substrate having a photoelectric conversion element; a transparent plate positioned above said semiconductor substrate on the side of said semiconductor substrate from which the light incident upon a light receiving section in said photoelectric conversion element is provided; and a reflection preventing section provided on at least a peripheral portion of said transparent plate having a light shielding layer for preventing unnecessary light incident on said light receiving section, said light shielding layer being disposed on said reflection layer.
Claim 20
Dependent Claim
86 words
A photoelectric conversion device comprising: a semiconductor substrate having a photoelectric conversion element; a transparent plate positioned above said semiconductor substrate on the side of said semiconductor substrate from which the light incident upon a light receiving section in said photoelectric conversion element is provided; and a reflection preventing section provided on at least a peripheral portion of said transparent plate having a light shielding layer for preventing unnecessary light incident on said light receiving section, said light shielding layer being disposed on said reflection layer.
Claim 21
Dependent Claim
67 words
A packaged photoelectric conversion device comprising a photoelectric conversion element provided on a semiconductor substrate, and a transparent plate provided on a side of light incident on said photoelectric conversion device, wherein a reflection preventing section for absorbing light is provided at least on a peripheral portion of a region of said transparent plate, the region being opposed a light receiving section of said photoelectric conversion element.
Claim 22
Dependent Claim
67 words
A packaged photoelectric conversion device comprising a photoelectric conversion element provided on a semiconductor substrate, and a transparent plate provided on a side of light incident on said photoelectric conversion device, wherein a reflection preventing section for absorbing light is provided at least on a peripheral portion of a region of said transparent plate, the region being opposed a light receiving section of said photoelectric conversion element.
Claim 23
Dependent Claim
18 words
A device according to claim 19, wherein said transparent plate comprises a material selected from glass and resin.
Claim 24
Dependent Claim
106 words
A packaged photoelectric conversion device comprising: a semiconductor substrate having a photoelectric conversion element; a light shielding section above said semiconductor substrate for defining a light receiving section in said photoelectric conversion element upon which light is received; a transparent plate positioned above said substrate on the side of said substrate from which the light incident upon said light receiving section is provided; and a reflection preventing section provided on said transparent plate between said transparent plate and said light shielding section for absorbing light reflected from said substrate and said light shielding section wherein said reflection preventing section for absorbing light comprises a resin material.
Claim 25
Dependent Claim
106 words
A packaged photoelectric conversion device comprising: a semiconductor substrate having a photoelectric conversion element; a light shielding section above said semiconductor substrate for defining a light receiving section in said photoelectric conversion element upon which light is received; a transparent plate positioned above said substrate on the side of said substrate from which the light incident upon said light receiving section is provided; and a reflection preventing section provided on said transparent plate between said transparent plate and said light shielding section for absorbing light reflected from said substrate and said light shielding section wherein said reflection preventing section for absorbing light comprises a resin material.
Claim 26
Dependent Claim
12 words
A device according to claim 21, wherein said resin material contains pigment.
Claim 27
Dependent Claim
18 words
A device according to claim 22, wherein said pigment is one selected from organic pigments or inorganic pigments.
Claim 28
Dependent Claim
51 words
A device according to claim 23, wherein said organic pigment is at least one selected from azo system pigment, phthalocyanine system pigment, and condensed polycyclic system pigments including indigo system, anthraquinone system, perylene system, perynone system, dioxazine system, quinacridone system, isoindolinone system, phthalone system, methine azomethine system, and metal complex system.
Claim 29
Dependent Claim
35 words
A device according to claim 23, wherein said inorganic pigment is at least one selected from carbon black, iron black, graphite, and compound oxide black pigment of the copperchromium system, copper, iron and manganese system.
Claim 30
Dependent Claim
12 words
A device according to claim 21, wherein said resin material contains dye
Claim 31
Dependent Claim
23 words
A device according to claim 26, wherein said dye comprises at least one selected from azo, anthraquinone, phthalocyanine, carbonium, quinonine, methine, benzoquinone, naphthoquinone
Claim 32
Dependent Claim
14 words
A device according to claim 21, wherein said resin material contains SiO 2 .
Claim 33
Dependent Claim
12 words
A device according to claim 21, wherein said resin material is polyamide.
Claim 34
Dependent Claim
13 words
A device according to claim 21, wherein said photosensitive resin is photosensitive polyamide.
Claim 35
Dependent Claim
15 words
A device according to claim 21, wherein said reflection preventing section is an inorganic film.
Claim 36
Dependent Claim
29 words
A device according to claim 31, wherein said inorganic film is comprises a material selected from PbS, SnS, CuS, FeO, CuO, Ti, TiO, Ti compound, Si, Ge, and Cr.
Claim 37
Dependent Claim
17 words
A device according to claim 21, wherein said reflection preventing section has a reflectivity lower than 5%.
Claim 38
Dependent Claim
14 words
A device according to claim 21, wherein said resin material is a photosensitive resin.
Claim 39
Dependent Claim
52 words
A photoelectric conversion device comprising: a semiconductor substrate including photoelectric conversion element sealed by resin and having at least a transparent portion, wherein a reflection preventing section for absorbing light is provided on at least a peripheral portion of said transparent portion, adjacent a light receiving section of said photoelectric conversion element.
Claim 40
Dependent Claim
52 words
A photoelectric conversion device comprising: a semiconductor substrate including photoelectric conversion element sealed by resin and having at least a transparent portion, wherein a reflection preventing section for absorbing light is provided on at least a peripheral portion of said transparent portion, adjacent a light receiving section of said photoelectric conversion element.
Claim 41
Dependent Claim
22 words
A device according to claim 35, wherein said reflection preventing section is provided on a resin surface sealing said photoelectric conversion element.
Claim 42
Dependent Claim
52 words
A photoelectric conversion device comprising a semiconductor substrate including a photoelectric conversion element sealed by resin and having at least a transparent portion, wherein a reflection preventing section for absorbing light is disposed on a surface of said resin sealing said photoelectric conversion element, wherein said reflection preventing section comprises resin material.
Claim 43
Dependent Claim
52 words
A photoelectric conversion device comprising a semiconductor substrate including a photoelectric conversion element sealed by resin and having at least a transparent portion, wherein a reflection preventing section for absorbing light is disposed on a surface of said resin sealing said photoelectric conversion element, wherein said reflection preventing section comprises resin material.
Claim 44
Dependent Claim
16 words
A photoelectric conversion device according to claim 37, wherein said resin material is a photosensitive resin.
Claim 45
Dependent Claim
12 words
A device according to claim 37, wherein said resin material contains pigment
Claim 46
Dependent Claim
15 words
A device according to claim 39, wherein said pigment is organic dye or inorganic pigment.
Claim 47
Dependent Claim
49 words
A device according to claim 40, wherein said organic pigment is at least one selected from azo system, phthalocyanine system, and condensed polycyclic system pigments including indigo system, anthraquinone system, perylene system, perynone system, dioxazine system, quinacridone system, isoindolinone system, phthalone system, methine azomethine system, and metal complex system.
Claim 48
Dependent Claim
36 words
A device according to claim 40, wherein said inorganic pigment is at least one selected from carbon black, iron black, graphite, and compound oxide black pigment of the copper chromium system, copper, iron and manganese system.
Claim 49
Dependent Claim
12 words
A device according to claim 37, wherein said resin material contains dye.
Claim 50
Dependent Claim
23 words
A device according to claim 43, wherein said dye is at least one selected from azo, anthraquinone, phthalocyanine, carbonium, quinonine, methine, benzoquinone, naphthoquinone.
Claim 51
Dependent Claim
14 words
A device according to claim 37, wherein said resin material contains SiO 2 .
Claim 52
Dependent Claim
12 words
A device according to claim 37, wherein said resin material is polyamide.
Claim 53
Dependent Claim
13 words
A device according to claim 37, wherein said photosensitive resin is photosensitive polyamide.
Claim 54
Dependent Claim
14 words
A device according to claim 37, wherein said reflection preventing section is inorganic film.
Claim 55
Dependent Claim
27 words
A device according to claim 48, wherein said inorganic film is a material selected from PbS, SnS, CuS, FeO, CuO, Ti, TiO, Ti compound, Ge, and Cr.
Claim 56
Dependent Claim
17 words
A device according to claim 37, wherein said reflection preventing section has a reflectivity lower than 5%.
Claim 57
Dependent Claim
112 words
A packaged photoelectric conversion device comprising: a semiconductor substrate including a photoelectric conversion element; a light shielding layer above said semiconductor substrate defining a light receiving section in said photoelectric conversion element upon which light is received and presenting unnecessary light incident on said light receiving section; a transparent plate positioned above said substrate on a side of said substrate from which the light incident upon said light receiving section is provided; a reflection preventing section provided on said transparent plate and said light shielding section for absorbing light from said substrate and said light shielding section; and an electrically insulating layer between said light shielding section and said reflection preventing section.
Claim 58
Dependent Claim
112 words
A packaged photoelectric conversion device comprising: a semiconductor substrate including a photoelectric conversion element; a light shielding layer above said semiconductor substrate defining a light receiving section in said photoelectric conversion element upon which light is received and presenting unnecessary light incident on said light receiving section; a transparent plate positioned above said substrate on a side of said substrate from which the light incident upon said light receiving section is provided; a reflection preventing section provided on said transparent plate and said light shielding section for absorbing light from said substrate and said light shielding section; and an electrically insulating layer between said light shielding section and said reflection preventing section.
Claim 59
Dependent Claim
21 words
A device according to claim 51, including an electrically insulating layer between said light shielding layer and said reflection preventing section.
Claim 60
Dependent Claim
21 words
A device according to claim 51, wherein said light shielding layer and said reflection preventing section have substantially the same configuration.
Claim 61
Dependent Claim
19 words
A device according to claim 53, wherein said light shielding layer and said reflection preventing section are in contact.
Claim 62
Dependent Claim
74 words
A photoelectric conversion device comprising: a semiconductor substrate including a photoelectric conversion element sealed by resin and having at least a transparent portion; wherein a reflection preventing section for absorbing light is provided on at least a peripheral portion of said transparent portion adjacent a light receiving section of said photoelectric conversion element; wherein a light shielding layer for preventing unnecessary light incident on said light receiving section is disposed on said reflection layer.
Claim 63
Dependent Claim
74 words
A photoelectric conversion device comprising: a semiconductor substrate including a photoelectric conversion element sealed by resin and having at least a transparent portion; wherein a reflection preventing section for absorbing light is provided on at least a peripheral portion of said transparent portion adjacent a light receiving section of said photoelectric conversion element; wherein a light shielding layer for preventing unnecessary light incident on said light receiving section is disposed on said reflection layer.
Claim 64
Dependent Claim
20 words
An apparatus according to claim 55, including an insulating layer between said light shielding layer and said reflection preventing section.
Claim 65
Dependent Claim
21 words
An apparatus according to claim 55, wherein said light shielding layer and said reflection preventing section have substantially the same configuration.
Claim 66
Dependent Claim
19 words
An apparatus according to claim 57, wherein said light shielding layer and said reflection preventing section are in contact.
Claim 67
Dependent Claim
102 words
A photoelectric conversion device comprising: a semiconductor substrate including a photoelectric conversion element; a light shielding section above said semiconductor substrate for defining a light receiving section in said photoconductive conversion element upon which light is received; a transparent plate positioned above said semiconductor substrate on the side of said semiconductor substrate from which the light incident upon said light receiving section is provided; and a reflection preventing section provided on at least a peripheral portion of said transparent plate between said transparent plate and said light shielding section for absorbing light reflected from said semiconductor substrate and said light shielding section.
Claim 68
Dependent Claim
102 words
A photoelectric conversion device comprising: a semiconductor substrate including a photoelectric conversion element; a light shielding section above said semiconductor substrate for defining a light receiving section in said photoconductive conversion element upon which light is received; a transparent plate positioned above said semiconductor substrate on the side of said semiconductor substrate from which the light incident upon said light receiving section is provided; and a reflection preventing section provided on at least a peripheral portion of said transparent plate between said transparent plate and said light shielding section for absorbing light reflected from said semiconductor substrate and said light shielding section.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
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| 3.5 Years (Year 4) | 1995-01-13 | 1995-07-15 | 1996-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-01-13 | 1999-07-15 | 2000-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-01-13 | 2003-07-15 | 2004-01-14 | $7700.00 | Window Closed / Lapsed |