Abstract:
PURPOSE: A thin film transistor and a display panel adopting the same are provided to improve electro-optic reliability by forming a structure to minimize external light which is inputted to a channel layer. CONSTITUTION: A first passivation layer (130) covers a gate (120). A channel layer (140) is formed on the first passivation layer. A source (160) and a drain (150) are in contact with both sides of the channel layer. A second passivation layer (170) covers the channel layer, the source, and the drain. A first transparent electrode layer (181) and a second transparent electrode layer (182) are separately formed on the second passivation layer.
Abstract:
PURPOSE: A light sensing circuit, a method of fabricating the light sensing circuit, and an optical touch panel including the light sensing circuit are provided to secure a thin optical touch panel not by using a capacitor. CONSTITUTION: A light sensor thin film transistor(14) is arranged on a substrate. The light sensor thin film transistor senses light. A switch thin film transistor(13) is arranged on the substrate. The switch thin film transistor outputs data from the light sensor thin film transistor. The active layer(121) of the light sensor thin film transistor includes a light sensitive oxide semiconductor material.
Abstract:
PURPOSE: A remote controller for optical touch screen and an operation method thereof are provided to increase stability by preventing failing of eyesight of a user due to laser light. CONSTITUTION: A laser light source unit(125) generates a laser light. A human body sensor(130) senses human body having a travel route of the laser light. A control module(121) controls an operation of a laser light source unit according to the output of the human body sensor. An infrared light generating unit(115) generates an infrared light for on/off control of a display device according to an operation of a power button. A laser operation button(120) operates the laser light source unit. [Reference numerals] (121) Control module
Abstract:
PURPOSE: An optical sensing circuit, a manufacturing method thereof, and an optical touch panel including the same are provided to simplify a manufacturing method of an optical sensing circuit by having an optical sensor transistor and a switch transistor. CONSTITUTION: An optical sensor transistor(14) is arranged on a substrate and senses light. A switch transistor(13) is arranged on the substrate and outputs data from the optical sensor transistor. An optical shield film(114) is arranged in a light incident surface of the switch transistor. The optical sensor transistor and the switch transistor use an oxide semiconductor material as a channel film.
Abstract:
PURPOSE: A light sensing circuit, a method of operating the light sensing circuit, and a light sensing device employing the light sensing circuit are provided not to need a capacitor by using an oxide semiconductor transistor which has excellent photosensitivity as an optical sensing device. CONSTITUTION: A switching transistor draws data by serially connecting an optical sensing transistor which senses the light. The optical sensing transistor uses a photosensitive oxide semiconductor as a material of a channel layer. A first gate line is connected to the gate of the switching transistor. A data line is connected to a source of the switching transistor. A driving voltage line is connected to the drain of the optical sensing transistor. A second gate line is connected to the gate of the optical sensing transistor.
Abstract:
광센싱 소자로서 광민감성 산화물 반도체 트랜지스터를 이용하여 회로 구조를 단순화한 광센싱 회로 및 상기 단순화된 광센싱 회로를 채용한 리모트 광터치 패널 및 영상 획득 장치를 개시한다. 개시된 광센싱 회로는, 광센싱 소자로서의 역할과 데이터를 인출하기 위한 구동 회로의 역할을 동시에 수행하는 광민감성 산화물 반도체 트랜지스터를 한 화소마다 하나씩 포함한다. 따라서, 개시된 광센싱 회로는 하나의 화소 내에 다수의 트랜지스터를 포함하는 복잡한 회로 구조를 가질 필요가 없다. 이로 인해 광센싱 회로의 구조 및 동작이 간단해질 수 있다.
Abstract:
광민감성 소자로서 광민감성 산화물 반도체 트랜지스터를 사용한 이미지 센서 및 상기 이미지 센서에서 입사광의 RGB 값을 구하는 이미지 센서의 동작 방법을 개시한다. 개시된 이미지 센서에 따르면, 하나의 광센싱 층을 갖는 하나의 단일한 셀이 입사광의 RGB 성분을 모두 검출할 수 있는 하나의 단위 화소의 역할을 할 수 있다. 따라서, 단위 화소의 크기를 소형화할 수 있으며, 별도의 컬러 필터를 필요로 하지 않기 때문에, 이미지 센서의 제조 공정을 단순화하고 제조 비용을 저감시킬 수 있다.
Abstract:
그래핀을 포함하는 도전체 및 이를 적용한 전자소자에 관해 개시되어 있다. 개시된 도전체는 그래핀층(graphene layer)과 전도성 산화물층을 포함하는 다층 구조를 가질 수 있다. 예컨대, 상기 도전체는 그래핀층의 하면 및 상면 중 적어도 하나에 전도성 산화물층이 구비된 구조를 갖거나, 전도성 산화물층과 그래핀층이 교대로 반복 적층된 구조를 가질 수 있다. 상기 전도성 산화물층은 투명한 전도성 산화물층(transparent conductive oxide layer)일 수 있고, 이때, 상기 도전체는 투명할 수 있다. 상기 도전체는 전극일 수 있다.
Abstract:
PURPOSE: An image sensor using a light-sensitive transparent oxide semiconductor material is provided to achieve compactness of a unit pixel by using the light-sensitive transparent oxide semiconductor material as a photo sensor layer. CONSTITUTION: An image sensor(100) forms a light-sensitive oxide semiconductor material as a photo sensor layer. At least two photo sensor layers are stacked on different layers according to the stacking direction. A first photo sensor layer(110), a first filter layer(140), a second photo sensor layer(120), a second filter layer(150) and a third photo sensor layer(130) are arranged in sequence from a light incident layer of the image sensor.
Abstract:
PURPOSE: A non-volatile memory device is provided to improve an information removal characteristic by forming an oxide thin film transistor on one side thereof. CONSTITUTION: An active area(13) is formed on an area of a substrate(10) and includes an n-type or a p-type material. A source area(14) is formed at one side of the active area and is formed with a material which is different from an other type of the active area. A tunneling layer, an information store layer, a blocking layer, and a gate are sequentially formed on the active area. A second electrode is electrically connected a first electrode and the active area which are formed on the source area.