Abstract:
A hybrid resistive memory device, an operating method and a manufacturing thereof are disclosed. The hybrid resistive memory device includes at least two resistive memory part. At least one among the resistive memory parts has a long-term plasticity property. Therefore, the hybrid resistive memory device obtains a short-term plasticity property and the long-term plasticity property.
Abstract:
PURPOSE: A high voltage oxide transistor and a manufacturing method thereof are provided to reduce manufacturing costs and to simplify manufacturing processes by directly forming the high voltage oxide transistor on a copper substrate. CONSTITUTION: A channel layer (36) is formed on a substrate (30). A gate electrode (32) corresponding to the channel layer is formed on the substrate. A source (38) is formed in contact with one side of the channel layer. A drain (40) is formed in contact with the other side of the channel layer. The channel layer includes a plurality of oxide layers (36a,36b) without silicon.
Abstract:
PURPOSE: A resistive memory device and a manufacturing method thereof are provided to decrease a reset voltage of the resistive memory device, by including a predetermined impurity in a metal oxide layer of a storage node. CONSTITUTION: A resistive memory device includes a switching device and a storage node connected to the switching device. The storage node includes a first electrode(50), a buffer layer(52), a metal oxide layer and a second electrode(58) which are stacked in sequence. The metal oxide layer includes a semiconductor material factor influencing on resistance of the storage node. The metal oxide layer includes a base layer and an oxygen exchange layer which are stacked in sequence.
Abstract:
PURPOSE: A light touch screen device capable of supporting remote sensing and touch sensing is provided to use an oxide semiconductor transistor of which the photosensitive property is excellent as a light sensing device, thereby easily manufacturing a large size light touch screen device. CONSTITUTION: Sensing pixels are arranged in rows and columns. The sensing pixels include a light sensing pixel(210p) and a touch sensing pixel(210t). The light sensing pixel senses the light of an external light source. The touch sensing pixel senses reflected display light when a screen is touched. The light sensing pixel includes a first light sensor transistor(112) and a first switch transistor(111), which are serially connected. The touch sensing pixel includes a second light sensor transistor and a second switch transistor, which are serially connected. The light sensing pixel and the touch sensing pixel are alternately arranged in a row.
Abstract:
PURPOSE: A semiconductor device and a manufacturing method thereof are provided to implement high driving speed by arranging a resistance variable material between a source and a drain. CONSTITUTION: A channel layer(105) is arranged on an insulating substrate(101). A gate is extended from the upper surface of the channel layer to the inner part of the channel layer. A source and a drain are arranged at both sides of the gate on the channel layer. A gate insulating layer(104) surrounds the gate and electrically insulates the gate from the channel layer, the source and the drain. A resistance variable material layer(102) is arranged between the insulating substrate and the gate.
Abstract:
ZnO 반도체 박막 및 이를 응용하는 박막 트랜지스터 및 제조에 관한 것이다. ZnO 반도체 박막 제조방법은: 산소 분위기에서 기판에 ZnO 박막을 형성하는 단계; ZnO 박막 위에 산소 친화적 금속에 의한 산소 확산층을 형성하는 단계; 그리고 상기 ZnO 박막 및 산소 확산층을 열처리하여 ZnO 박막에 포함된 산소를 산소 확산층으로 확산시키는 단계;를 포함한다. ZnO, TFT, 산소 농도 조절, 확산
Abstract:
PURPOSE: An optical sensing device and a driving method thereof are provided to improve the operation reliability of the optical sensing device by simply preventing a shift phenomenon of a threshold voltage generated in an oxide semiconductor transistor. CONSTITUTION: A switch transistor(130) and an optical sensor transistor(140) are formed on a substrate(101). The switch transistor and the optical sensor transistor have one common source and drain electrode(109). A first gate electrode(102) and a second gate electrode(103) are partially formed on the substrate. A gate insulation layer(104) is formed on the substrate, the first gate electrode, and the second gate electrode. A first source and drain electrode(108) and a second source and drain electrode(109) are formed on both sides of a first channel layer(106) and a second channel layer(107).
Abstract:
PURPOSE: An X-ray detector including a diffusion preventing layer is provided to prevent the deterioration of a photo conductor by preventing a contact between a pixel electrode and the photo conductor. CONSTITUTION: A transistor and a signal storage capacitor are serially arranged on a substrate. An insulation layer covers the transistor and the capacitor on the substrate. A pixel electrode(111) is connected to a top electrode of the capacitor on the insulation layer. A first diffusion preventing layer(112) covers the pixel electrode on the insulation layer. A photoconductor(110) is formed on the first diffusion preventing layer. A common electrode is formed on the photo conductor. A signal processing unit(150) is connected to a drain electrode of the transistor.
Abstract:
PURPOSE: A variable resistance device, a semiconductor device including the same, and a method for operating the semiconductor device are provided to enhance the reliability of the semiconductor device by improving a current distribution of the variable resistance device. CONSTITUTION: A set voltage is applied to a variable resistance device(110). A reset voltage is applied to the variable resistance device(120). A reset current flowing in the variable resistance device with the applied reset voltage is sensed(130). It is determined whether the sensed reset current is within a first current range(140). If the sensed reset current is not within the first current range, the reset voltage is applied to the variable resistance device.
Abstract:
PURPOSE: A designing method of transparent conductive material is provided to provide transparent conductive material using for a transparent electrode of an electronic device. CONSTITUTION: A designing method of transparent conductive material comprises: a step of determining A_aB_bO_c, which has the conduction band gap of 1-5 eV, has plasma frequency of conduction electron which is lower than the minimum energy of visible light area, and has optical band gap energy higher than the maximum energy of visible light region, by calculation of energy band; and a step of determining A_aB_(b-x)C_xO_c of which optical band gap energy and conduction band gap is within the range of 80-100% from the optical band gap energy of the A_aB_bO_c, and the 70-100% from the conduction band gap, respectively, and of which Fermi energy is within the conduction band.