Claims Analysis
Total Claims: 23
Claim 1
Independent Claim
225 words
A display apparatus for performing a display by modulating the optical characteristics of a display medium, the apparatus comprising: a first substrate; a second substrate facing the first substrate; a display medium interposed between the first and the second substrates; a plurality of bus lines disposed on the first substrate, the bus lines being arranged substantially in parallel to each other in a first direction; a plurality of counter electrodes disposed on the second substrate, the counter electrodes being arranged substantially in parallel to each other in a second direction which is perpendicular to the first direction; arrays of a plurality of reflection electrodes disposed on the first substrate to substantially completely cover a respective one of the bus lines; and a nonlinear resistive layer mainly made of zinc sulfide and an insulating layer having a through hole which are disposed between each of the bus lines and a reflection electrode in a corresponding one of the reflection electrode arrays, wherein the nonlinear resistive layer is electrically connected to the bus line and the reflection electrode through the through hole, and the nonlinear resistive layer is in a non-conductive state when a voltage of a value smaller than a predetermined value is applied, and is in a conductive state when a voltage of a value equal to or larger than the predetermined value is applied.
Claim 2
Dependent Claim
24 words
A display apparatus according to claim 1, wherein the insulating layer is formed on the nonlinear resistive layer to cover the nonlinear resistive layer.
Claim 3
Dependent Claim
22 words
A display apparatus according to claim 1, wherein the insulating layer is formed on the first substrate to cover the bus line.
Claim 4
Dependent Claim
23 words
A display apparatus according to claim 2, wherein a second insulating layer is formed between the bus line and the nonlinear resistive layer.
Claim 5
Dependent Claim
23 words
A display apparatus according to claim 3, wherein a second insulating layer is formed between the nonlinear resistive layer and the reflection electrode.
Claim 6
Dependent Claim
31 words
A display apparatus according to claim 2 or 3, wherein the insulating layer is formed of a substance selected from the group consisting of a polymer compound and a photo-sensitive resin.
Claim 7
Dependent Claim
25 words
A display apparatus according to claim 6, wherein the polymer compound is selected from the group consisting of silicon nitride, silicon oxide, polyimide, and acrylic.
Claim 8
Dependent Claim
19 words
A display apparatus according to claim 4, wherein the second insulating layer is obtained by anodizing the bus line.
Claim 9
Dependent Claim
31 words
A display apparatus according to claim 4 or 5, wherein the second insulating layer is formed of a substance selected from the group consisting of a nitrogen compound and silicon oxide.
Claim 10
Dependent Claim
28 words
A display apparatus according to claim 1, wherein a surface of the insulating layer is made uneven which causes a surface of the reflection electrode to be uneven.
Claim 11
Dependent Claim
31 words
A display apparatus according to claim 1, wherein the reflection electrode is formed of a material selected from the group consisting of Al, Ag, Cr, Ni, Cu, Ti, and alloys thereof.
Claim 12
Dependent Claim
14 words
A display apparatus according to claim 1, wherein the counter electrodes are substantially transparent.
Claim 13
Dependent Claim
24 words
A display apparatus according to claim 1, wherein the through hole has an opening having an area of 10 µm² to 1000 µm² inclusive.
Claim 14
Dependent Claim
21 words
A display apparatus according to claim 1, wherein the through hole is located substantially under the center of the reflection electrode.
Claim 15
Dependent Claim
24 words
A display apparatus according to claim 1, wherein the nonlinear resistive layer has a thickness in the range of 50 nm to 500 nm.
Claim 16
Dependent Claim
15 words
A display apparatus according to claim 1, wherein the nonlinear resistive layer includes an impurity.
Claim 17
Dependent Claim
35 words
A display apparatus according to claim 16, wherein the impurity is selected from the group consisting of manganese, copper, rare earth elements, compounds including a rare earth element, the group III elements, and compounds thereof.
Claim 18
Dependent Claim
36 words
A display apparatus according to claim 1, wherein the nonlinear resistive layer is made substantially of zinc sulfide having a composition expressed by Zn x S (1-x) , where x satisfies the condition of x 0.5.
Claim 19
Dependent Claim
31 words
A display apparatus according to claim 1, wherein the width of the bus line in the second direction is smaller than the width of the reflection electrode in the second direction.
Claim 20
Dependent Claim
31 words
A display apparatus according to claim 1, wherein the width of the bus line in the second direction is larger than the width of the reflection electrode in the second direction.
Claim 21
Dependent Claim
32 words
A display apparatus according to claim 1, wherein the width of the bus line in the second direction is substantially equal to the width of the reflection electrode in the second direction.
Claim 22
Dependent Claim
15 words
A display apparatus according to claim 1, wherein the display medium is a liquid crystal.
Claim 23
Dependent Claim
20 words
A display apparatus according to claim 22, wherein the display medium is a cholesteric-nematic phase change guest-host mode liquid crystal.