Diode for a printable composition
First Claim
Patent Images
1. A diode comprising:
- a light emitting or absorbing region having a lateral dimension of 6 microns to 30 microns and a height of 1 micron to 7 microns;
a first conductive terminal coupled to the light emitting or absorbing region on a first side, the first conductive terminal having a height of 3 microns to 6 microns; and
a second conductive terminal coupled to the light emitting or absorbing region on a second side opposite the first side, the conductive second terminal having a height less than or equal to 2 microns;
wherein the diode is substantially hexagonal laterally, has a lateral dimension of 10 microns to 50 microns measured opposing face-to face, and a height of 5 microns to 25 microns.
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Abstract
An exemplary printable composition of a liquid or gel suspension of diodes comprises a plurality of diodes, a first solvent and/or a viscosity modifier. An exemplary diode comprises: a light emitting or absorbing region having a diameter between about 20 and 30 microns and a height between about 2.5 to 7 microns; a first terminal coupled to the light emitting region on a first side, the first terminal having a height between about 1 to 6 microns; and a second terminal coupled to the light emitting region on a second side opposite the first side, the second terminal having a height between about 1 to 6 microns.
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Citations
36 Claims
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1. A diode comprising:
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a light emitting or absorbing region having a lateral dimension of 6 microns to 30 microns and a height of 1 micron to 7 microns; a first conductive terminal coupled to the light emitting or absorbing region on a first side, the first conductive terminal having a height of 3 microns to 6 microns; and a second conductive terminal coupled to the light emitting or absorbing region on a second side opposite the first side, the conductive second terminal having a height less than or equal to 2 microns; wherein the diode is substantially hexagonal laterally, has a lateral dimension of 10 microns to 50 microns measured opposing face-to face, and a height of 5 microns to 25 microns. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
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25. A diode comprising:
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a light emitting or absorbing region, the light emitting or absorbing region substantially hexagonal in the lateral dimension, further having a lateral dimension of 6 to 30 microns measured opposing face-to-face and a height of 1 micron to 7 microns; a first conductive terminal coupled to the light emitting or absorbing region on a first side, the first terminal having a height of 3 microns to 6 microns; at least one second conductive terminal coupled to the light emitting or absorbing region on a second side opposite the first side, the at least one second terminal having a height less than or equal to 2 microns; nitride passivation on one or more lateral sides of the light emitting or absorbing region or the first conductive terminal; wherein the light emitting or absorbing region comprises at least one inorganic semiconductor selected from the group consisting of;
silicon, gallium arsenide (GaAs), gallium nitride (GaN), GaP, InAlGaP, AlInGaAs, InGaNAs, AlInGaSb, and mixtures thereof. - View Dependent Claims (26, 27, 28, 29, 30, 31, 32, 33, 34)
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35. A diode comprising:
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a light emitting or absorbing region having a lateral dimension of 6 microns to 30 microns and a height of 1 micron to 7 microns; a first conductive terminal coupled to the light emitting or absorbing region on a first side, the first conductive terminal having a height of 3 microns to 6 microns; and at least one second conductive terminal coupled to the light emitting or absorbing region on a second side opposite the first side, the at least one conductive second terminal having a height less than or equal to 2 microns; wherein the diode is substantially hexagonal laterally, has a lateral dimension of 10 microns to 50 microns measured opposing face-to face, and a height of 5 microns to 25 microns.
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36. A diode comprising:
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a light emitting or absorbing region having a lateral dimension of 6 microns to 30 microns and a height of 1 micron to 7 microns; a first conductive terminal coupled to the light emitting or absorbing region on a first side, the first conductive terminal having a height of 3 microns to 6 microns; and at least one second conductive terminal coupled to the light emitting or absorbing region on a second side opposite the first side, the at least one conductive second terminal having a height less than or equal to 2 microns; wherein the diode is substantially hexagonal laterally, has a lateral dimension of 10 microns to 50 microns measured opposing face-to face, a height of 5 microns to 25 microns, and has at least one lateral side less than or equal to 25 microns in height and having a substantially sigmoidal curvature which terminates in a curvilinear point.
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Specification