US5777710A
Expired / Lapsed
US
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Electrode substrate, making the same, liquid crystal device provided therewith, and making the same
Assignee: Canon Inc
•
Filing: 1996-04-24
•
Granted: 1998-07-07
•
Expires: 2016-04-24
Abstract
Abstract The present invention intends to provide an electrode substrate having at least a transparent electrode and a metal electrode provided on a transparent substrate, in which the metal electrode is formed on the transparent substrate through a dielectric layer having an irregular surface. The present invention further intends to provide a liquid crystal device having the electrode substrate, and methods for producing them. According to such a structure, the reflection of the outside light at the surface of the metal electrode can be prevented. Further, the electrode substrate can be readily produced.
Inventors
- 👤 Shinjiro Okada
- 👤 Haruo Tomono
- 👤 Yuji Matsuo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:03
CPC Classifications
G; G02; G02F; G02F1/00; G02F1/01; G02F1/13; G02F1/133; G02F1/1333; G02F1/1343; G02F1/134309; G02F1/134336; G02F1/13439
Claims Analysis
Total Claims: 45
Claim 1
Independent Claim
54 words
An electrode substrate comprising: at least a transparent electrode and a metal electrode provided on a transparent substrate, said metal electrode being formed on said transparent substrate through a dielectric layer having an irregular surface such that light incident on the dielectric layer from a transparent substrate side is reflected at random or scattered.
Claim 2
Dependent Claim
54 words
An electrode substrate comprising: at least a transparent electrode and a metal electrode provided on a transparent substrate, said metal electrode being formed on said transparent substrate through a dielectric layer having an irregular surface such that light incident on the dielectric layer from a transparent substrate side is reflected at random or scattered.
Claim 3
Dependent Claim
19 words
An electrode substrate according to claim 1, wherein said metal electrode and said transparent electrode directly contact each other.
Claim 4
Dependent Claim
15 words
An electrode substrate according to claim 1, wherein said dielectric layer comprises an organic resin.
Claim 5
Dependent Claim
15 words
An electrode substrate according to claim 3, wherein said organic resin is an ultraviolet-curable resin.
Claim 6
Dependent Claim
27 words
An electrode substrate according to claim 1, wherein at least one section of the interface between said metal electrode and said dielectric layer has an irregular surface.
Claim 7
Dependent Claim
59 words
A liquid crystal device provided with an electrode substrate comprising: at least a transparent electrode and metal electrode provided on a transparent substrate, said metal electrode being formed on said transparent substrate through a dielectric layer having an irregular surface such that light incident on the dielectric layer from a transparent substrate side is reflected at random or scattered.
Claim 8
Dependent Claim
59 words
A liquid crystal device provided with an electrode substrate comprising: at least a transparent electrode and metal electrode provided on a transparent substrate, said metal electrode being formed on said transparent substrate through a dielectric layer having an irregular surface such that light incident on the dielectric layer from a transparent substrate side is reflected at random or scattered.
Claim 9
Dependent Claim
20 words
A liquid crystal device according to claim 6, wherein said metal electrode and said transparent electrode directly contact each other.
Claim 10
Dependent Claim
16 words
A liquid crystal device according to claim 6, wherein said dielectric layer comprises an organic resin.
Claim 11
Dependent Claim
16 words
A liquid crystal device according to claim 8, wherein said organic resin is an ultraviolet-curable resin.
Claim 12
Dependent Claim
28 words
A liquid crystal device according to claim 6, wherein at least one section of the interface between said metal electrode and said dielectric layer has an irregular surface.
Claim 13
Dependent Claim
23 words
A liquid crystal device according to any one of claims 6 to 10, wherein said liquid crystal is a chiral smectic liquid crystal.
Claim 14
Dependent Claim
22 words
A liquid crystal device according to any one of claims 6 to 10, wherein said liquid crystal is a ferroelectric liquid crystal.
Claim 15
Dependent Claim
30 words
A liquid crystal device according to any one of claims 6 to 10, wherein said liquid crystal is a liquid crystal having at least two stable states or metastable states.
Claim 16
Dependent Claim
73 words
An electrode substrate comprising: at least a first electrode and a second electrode provided on a transparent substrate, said first electrode being a transparent electrode, said second electrode having a lower resistance than said first electrode, and said second electrode being formed on said transparent substrate through a dielectric layer having an irregular surface such that light incident on the dielectric layer from a transparent substrate side is reflected at random or scattered.
Claim 17
Dependent Claim
73 words
An electrode substrate comprising: at least a first electrode and a second electrode provided on a transparent substrate, said first electrode being a transparent electrode, said second electrode having a lower resistance than said first electrode, and said second electrode being formed on said transparent substrate through a dielectric layer having an irregular surface such that light incident on the dielectric layer from a transparent substrate side is reflected at random or scattered.
Claim 18
Dependent Claim
79 words
A liquid crystal device provided with an electrode substrate comprising: at least a first electrode and a second electrode provided on a transparent substrate, said first electrode being a transparent electrode, said second electrode having a lower resistance than said first electrode, and said second electrode being formed on said transparent substrate through a dielectric layer having an irregular surface such that light incident on the dielectric layer from a transparent substrate side is reflected at random or scattered.
Claim 19
Dependent Claim
79 words
A liquid crystal device provided with an electrode substrate comprising: at least a first electrode and a second electrode provided on a transparent substrate, said first electrode being a transparent electrode, said second electrode having a lower resistance than said first electrode, and said second electrode being formed on said transparent substrate through a dielectric layer having an irregular surface such that light incident on the dielectric layer from a transparent substrate side is reflected at random or scattered.
Claim 20
Dependent Claim
39 words
An electrode substrate comprising: at least a transparent electrode and a metal electrode provided on a transparent substrate, said metal electrode being formed on said transparent substrate through a dielectric layer comprising an organic resin having an irregular surface.
Claim 21
Dependent Claim
39 words
An electrode substrate comprising: at least a transparent electrode and a metal electrode provided on a transparent substrate, said metal electrode being formed on said transparent substrate through a dielectric layer comprising an organic resin having an irregular surface.
Claim 22
Dependent Claim
15 words
An electrode substrate according to claim 16, wherein said organic resin is an ultraviolet-curable resin.
Claim 23
Dependent Claim
45 words
A liquid crystal device provided with an electrode substrate comprising: at least a transparent electrode and a metal electrode provided on a transparent substrate, said metal electrode being formed on said transparent substrate through a dielectric layer comprising an organic resin having an irregular surface.
Claim 24
Dependent Claim
45 words
A liquid crystal device provided with an electrode substrate comprising: at least a transparent electrode and a metal electrode provided on a transparent substrate, said metal electrode being formed on said transparent substrate through a dielectric layer comprising an organic resin having an irregular surface.
Claim 25
Dependent Claim
16 words
A liquid crystal device according to claim 18, wherein said organic resin is an ultraviolet-curable resin.
Claim 26
Dependent Claim
58 words
An electrode substrate comprising: at least a first electrode and a second electrode provided on a transparent substrate, said first electrode being a transparent electrode, said second electrode having a lower resistance than said first electrode, and said second electrode being formed on said transparent substrate through a dielectric layer comprising an organic resin having an irregular surface.
Claim 27
Dependent Claim
58 words
An electrode substrate comprising: at least a first electrode and a second electrode provided on a transparent substrate, said first electrode being a transparent electrode, said second electrode having a lower resistance than said first electrode, and said second electrode being formed on said transparent substrate through a dielectric layer comprising an organic resin having an irregular surface.
Claim 28
Dependent Claim
16 words
An electrode substrate according to claim 20, wherein said organic resin is an ultraviolet curable resin.
Claim 29
Dependent Claim
64 words
A liquid crystal device provided with an electrode substrate comprising: at least a first electrode and a second electrode provided on a transparent substrate, said first electrode being a transparent electrode, said second electrode having a lower resistance than said first electrode, and said second electrode being formed on said transparent substrate through a dielectric layer comprising an organic resin having an irregular surface.
Claim 30
Dependent Claim
64 words
A liquid crystal device provided with an electrode substrate comprising: at least a first electrode and a second electrode provided on a transparent substrate, said first electrode being a transparent electrode, said second electrode having a lower resistance than said first electrode, and said second electrode being formed on said transparent substrate through a dielectric layer comprising an organic resin having an irregular surface.
Claim 31
Dependent Claim
16 words
A liquid crystal device according to claim 22, wherein said organic resin is an ultraviolet-curable resin.
Claim 32
Dependent Claim
71 words
An electrode substrate comprising: a transparent substrate, a plurality of first electrodes disposed with a spacing therebetween on the transparent substrate through a first dielectric layer having an irregular surface, a second dielectric layer filling the spacing, and a plurality of second electrodes disposed so as to be in contact with the associated first electrodes, respectively, wherein the irregular surface comprises a surface oblique to the surface of the transparent substrate.
Claim 33
Dependent Claim
71 words
An electrode substrate comprising: a transparent substrate, a plurality of first electrodes disposed with a spacing therebetween on the transparent substrate through a first dielectric layer having an irregular surface, a second dielectric layer filling the spacing, and a plurality of second electrodes disposed so as to be in contact with the associated first electrodes, respectively, wherein the irregular surface comprises a surface oblique to the surface of the transparent substrate.
Claim 34
Dependent Claim
14 words
An electrode substrate according to claim 24, wherein said first electrodes are metal electrodes.
Claim 35
Dependent Claim
14 words
An electrode substrate according to claim 24, wherein said second electrodes are transparent electrodes.
Claim 36
Dependent Claim
19 words
An electrode substrate according to claim 25, wherein said second electrodes have a lower resistance than said first electrodes.
Claim 37
Dependent Claim
16 words
An electrode substrate among to claim 24, wherein said second dielectric layer composes an organic resin.
Claim 38
Dependent Claim
16 words
An electrode substrate according to claim 28, wherein said organic resin is an ultraviolet curable resin.
Claim 39
Dependent Claim
77 words
A liquid crystal device provided with an electrode substrate comprising: a transparent substrate, a plurality of first electrodes disposed with a spacing therebetween on the transparent substrate through a first dielectric layer having an irregular surface, a second dielectric layer filling the spacing, and a plurality of second electrodes disposed so as to be in contact with the associated first electrodes, respectively, wherein the irregular surface comprises a surface oblique to the surface of the transparent substrate.
Claim 40
Dependent Claim
77 words
A liquid crystal device provided with an electrode substrate comprising: a transparent substrate, a plurality of first electrodes disposed with a spacing therebetween on the transparent substrate through a first dielectric layer having an irregular surface, a second dielectric layer filling the spacing, and a plurality of second electrodes disposed so as to be in contact with the associated first electrodes, respectively, wherein the irregular surface comprises a surface oblique to the surface of the transparent substrate.
Claim 41
Dependent Claim
15 words
A liquid crystal device according to claim 30, wherein said first electrodes are metal electrodes.
Claim 42
Dependent Claim
15 words
A liquid crystal device according to claim 30, wherein said second electrodes are transparent electrodes.
Claim 43
Dependent Claim
20 words
A liquid crystal device according to claim 31, wherein said second electrodes have a lower resistance than said first electrodes.
Claim 44
Dependent Claim
17 words
A liquid crystal device according to claim 30, when said second dielectric layer comprises an organic resin.
Claim 45
Dependent Claim
16 words
A liquid crystal device according to claim 34, wherein said organic resin is an ultraviolet-curable resin.
References Cited (Backward Citations)
JPS60233618A
Cited
US4973135A
Cited
US4902107A
Cited
US5026144A
Cited
US4815823A
Cited
US5428250A
Cited
US5164850A
Cited
US5508711A
Cited
JPH04116531A
Cited
US5227899A
Cited
US5274483A
Cited
US5274485A
Cited
US5471229A
Cited
US5446570A
Cited
JPH06347810A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2001-07-06 | 2002-01-05 | 2002-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2005-07-06 | 2006-01-05 | 2006-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2009-07-06 | 2010-01-05 | 2010-07-07 | $7700.00 | Window Closed / Lapsed |