Circuit device having capacitor and field effect transistor, and display apparatus therewith
AssigneeCanon Kabushiki Kaisha
InventorsShunsuke Shioya, Sotomitsu Ikeda
Life of this patent
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Abstract
In a circuit device having a field effect transistor and a capacitor, the capacitor is connected to at least one of a gate electrode, a source electrode and a drain electrode of a field effect transistor, the field effect transistor has a channel comprised of a first nano-wire, and the capacitor comprises a first electrode comprised of a second nano-wire having electroconductivity, a dielectric layer partly covering the peripheral face of the first electrode and a second electrode covering the peripheral face of the dielectric layer.
Claims9
A circuit device having a field effect transistor and a capacitor, wherein the capacitor is connected to at least one of a gate electrode, a source electrode and a drain electrode of the field effect transistor,
- the field effect transistor has a channel comprised of a nano-wire,
- the capacitor comprises a capacitor core electrode comprised of a first electrode, the first electrode comprised of the nano-wire, a dielectric layer partly covering a peripheral face of the first electrode and a second electrode covering a peripheral face of the dielectric layer, and
- the composition of the nano-wire is changed between the transistor portion and capacitor portion, wherein the electro-conductivity of the nano-wire is made higher at the portion corresponding to the capacitor core electrode than at the portion corresponding to the transistor channel, and
- a display element is connected to the source electrode or the drain electrode of the field effect transistor of the circuit device.
A circuit device having a field effect transistor and a capacitor, wherein the capacitor is connected to at least one of a gate electrode, a source electrode and a drain electrode of the field effect transistor,
- the field effect transistor has a channel comprised of a nano-wire,
- the capacitor comprises a capacitor core electrode comprised of a first electrode, the first electrode comprised of the nano-wire, a dielectric layer partly covering a peripheral face of the first electrode and a second electrode covering a peripheral face of the dielectric layer, and
- the composition of the nano-wire is changed between the transistor portion and capacitor portion, wherein the electro-conductivity of the nano-wire is made higher at the portion corresponding to the capacitor core electrode than at the portion corresponding to the transistor channel, and
- an organic light-emitting display element is connected to the source electrode or the drain electrode of the field effect transistor of the circuit device.
A circuit device having a field effect transistor and a capacitor, wherein the capacitor is connected to at least one of a gate electrode, a source electrode and a drain electrode of the field effect transistor,
- the field effect transistor has a channel comprised of a nano-wire,
- the capacitor comprises a capacitor core electrode comprised of a first electrode, the first electrode comprised of the nano-wire, a dielectric layer covering a peripheral face of the first electrode and a second electrode covering a peripheral face of the dielectric layer, and
- the composition of the nano-wire is changed between the transistor portion and capacitor portion, wherein the electro-conductivity of the nano-wire is made higher at the portion corresponding to the capacitor core electrode than at the portion corresponding to the transistor channel, and
- a display element is connected to the source electrode or the drain electrode of the field effect transistor of the circuit device.
Dependencies are inferred from the claim text.