摘要:
Channel layers and semiconductor devices including the channel layers are disclosed. A channel layer may include a multi-layered structure. Layers forming the channel layer may have different carrier mobilities and/or carrier densities. The channel layer may have a double layered structure including a first layer and a second layer which may be formed of different oxides. Characteristics of the transistor may vary according to materials used to form the channel layers and/or thicknesses thereof.
摘要:
A transistor according to example embodiments may include a channel layer, a source and a drain respectively contacting ends of the channel layer, a gate electrode separated from the channel layer, a gate insulating layer interposed between the channel layer and the gate electrode, and/or an insertion layer that is formed between the channel layer and the gate insulating layer. The insertion layer may have a work function different from that of the channel layer.
摘要:
Provided is a channel layer for a thin film transistor, a thin film transistor and methods of forming the same. A channel layer for a thin film transistor may include IZO (indium zinc oxide) doped with a transition metal. A thin film transistor may include a gate electrode and the channel layer formed on a substrate, a gate insulating layer formed between the gate electrode and channel layer, and a source electrode and a drain electrode which contact ends of the channel layer.
摘要:
A transistor may include: a gate insulting layer; a gate electrode formed on the gate insulating layer; a channel layer formed on the gate insulating layer; and source and drain electrodes that contact the channel layer. The channel layer may have a double-layer structure, including upper and lower layers. The upper layer may have a carrier concentration lower than the lower layer. A method of manufacturing a transistor may include: forming a channel layer on a substrate; forming source and drain electrodes on the substrate; forming a gate insulating layer on the substrate; and forming a gate electrode on the gate insulating layer above the channel layer. A method of manufacturing a transistor may include: forming a gate electrode on a substrate; forming a gate insulating layer on the substrate; forming a channel layer on the gate insulating layer; and forming source and drain electrodes on the gate insulating layer.
摘要:
Image sensors and methods of operating the same. An image sensor includes a pixel array including a plurality of pixels. Each of the plurality of pixels includes a photo sensor, the voltage-current characteristics of which vary according to energy of incident light, and that generates a sense current determined by the energy of the incident light; a reset unit that is activated to generate a reference current, according to a reset signal for resetting at least one of the plurality of pixels; and a conversion unit that converts the sense current and the reference current into a sense voltage and a reference voltage, respectively.
摘要:
An optical touch panel may include a plurality of light-sensing areas. The plurality of light-sensing areas may be integrally formed with pixels in a display panel or may be formed on the display panel, in order to sense incident light from outside the optical touch panel. A method of driving an optical touch panel may include sensing a change in an output from a plurality of light-sensing areas between two time points and determining that there is an optical input when the change in the output is greater than or equal to a first reference value that is defined in advance. The light-sensing areas may be integrally formed with pixels in a display panel or formed on a surface of the display panel, for sensing incident light from outside the optical touch panel.
摘要:
A paste for a photoelectric conversion layer used in an X-ray detector includes photoconductive particles, an organic polymer binder, a first organic solvent to dissolve the organic polymer binder, and a second organic solvent. The second organic solvent has a boiling point in a range of between about 150° C. and about 210° C., inclusive.
摘要:
Provided are a transistor, a method of manufacturing the transistor, and an electronic device including the transistor. The transistor may include a gate insulator of which at least one surface is treated with plasma. The surface of the gate insulator may be an interface that contacts a channel layer. The interface may be treated with plasma by using a fluorine (F)-containing gas, and thus may include fluorine (F). The interface treated with plasma may suppress the characteristic variations of the transistor due to light.
摘要:
An integral imaging system may include a lens unit. The lens unit may include a first substrate; a second substrate; a first electrode on the first substrate; a second electrode on the second substrate; a liquid crystal layer between the first and second substrates; and an array of nanostructures protruding from the first substrate into the liquid crystal layer. The first and second electrodes may be configured to apply one or more voltages to the array of nanostructures. When the one or more voltages are applied to the array of nanostructures, one or more electric fields may be formed between the array of nanostructures and the second electrode, varying an arrangement of molecules in the liquid crystal layer and forming a refractive index distribution in the liquid crystal layer.
摘要:
An oxide thin film transistor and a method of manufacturing the oxide TFT are provided. The oxide thin film transistor (TFT) including: a gate; a channel formed to correspond to the gate, and a capping layer having a higher work function than the channel; a gate insulator disposed between the gate and the channel; and a source and drain respectively contacting either side of the capping layer and the channel and partially on a top surface of the capping layer.