Abstract:
Disclosed are a variable frequency device, an operating method thereof, and an RF circuit including the same. The disclosed variable frequency device includes an oscillator and a nonvolatile memory element which is connected to the oscillator. The nonvolatile memory element has variable resistive properties. According to the resistive state of the nonvolatile memory element, the oscillating frequency of the oscillator is changed. The oscillator is a ring oscillator. The nonvolatile memory element is connected to an input terminal or a power terminal of the oscillator.
Abstract:
산화물 반도체 타겟에 관해 개시되어 있다. 본 발명은 저항이 1㏀ 이하인 것을 특징으로 하는 산화물 반도체 타겟을 제공한다. 여기서 상기 산화물 반도체 타겟은 x(제1 산화물)·y(제2 산화물)·z(제3 산화물)로 표시될 수 있고, 상기 제1 내지 제3 산화물은 각각 Ga2O3, In2O3, ZnO 및 Sn0으로 이루어진 군 중 어느 하나이고 서로 다른 것일 수 있다.
Abstract:
PURPOSE: An optical sensing device, a driving method and an optical touch screen device are provided to compose an oxide semiconductor transistor playing a role of a switch with a stable channel material having a low sensitivity for light, thereby increasing operation reliability. CONSTITUTION: An optical sensor transistor(110) is arranged on a substrate to sense light. A switch transistor outputs data from the optical sensor transistor. A transparent upper electrode(118) is arranged on an upper side of the optical sensor transistor. The transparent upper electrode applies a negative bias voltage to the optical sensor transistor. The optical sensor transistor includes a first gate electrode(112); a gate insulation film(113); a first channel film(114) formed on the gate insulation film; first and second source/drain electrodes(115a,115b) formed on both sides of the first channel film; and a transparent passivation layer(116) formed on the first and the second source/drain electrodes and the first channel film.
Abstract:
PURPOSE: An X-ray detector of a wafer scale and a manufacturing method thereof are provided to implement seamless images by using a chip array manufactured with the wafer scale. CONSTITUTION: A plurality of chip areas(A,B) are formed on a silicon substrate(120). Pixel pads(132) are formed in the center of the chip area. A pin pad(134) is formed on the edge of the chip area to surround the pixel pads. The pin pad is connected to a via contact(139) formed in a via hole(135) of the silicon substrate. A first insulation layer(130) is formed on the silicon substrate to insulate the pixel pads and the pin pads from the silicon substrate.
Abstract:
PURPOSE: A resistive memory device manufacturing apparatus is provided to manufacture oxide layers in different chambers with respect to the composition of each oxide layer, thereby preventing contamination generated by manufacturing the oxide layers in a single chamber. CONSTITUTION: A load-lock chamber(210) receives a substrate from the outside. A movable module chamber(220) comprises a robot arm which transfers the substrate from the load-lock chamber. A first oxide deposition chamber(240) is used for depositing a first buffer layer and a second buffer layer. A second oxide deposition chamber(250) is used for depositing a resistive change layer. A metal electrode deposition chamber(230) is used for depositing a first electrode and a second electrode.
Abstract:
PURPOSE: A large-scaled x-ray detector and a manufacturing method thereof are provided to transfer charges detected in a photo conductor layer corresponding to an on-demand semiconductor joint area to an on-demand semiconductor, thereby accurately realizing an image on a photographing area without a joint. CONSTITUTION: A photo conductor layer(340) generates an electrical signal by an incident x-ray. A common electrode(350) is formed on one side of the photo conductor layer. A plurality of pixel electrodes(342) is formed on the other side of the photo conductor layer. A planar film(330) covers an on-demand semiconductor(320). The planar film is formed on a printed circuit board(310). A plurality of contacts(322) is formed on the lower part of the on-demand semiconductor.
Abstract:
광센서를 이용한 리모트 터치 패널 및 이를 구비하는 리모트 터치 스크린 장치가 개시된다. 개시된 리모트 터치 패널은 예컨대 광민감성 산화물 반도체(light-sensitive oxide semiconductor)와 전극을 포함하는 광센서를 이용한다. 이러한 리모트 터치 패널은, 손과 펜 등의 직접 터치가 어려운 대형 디스플레이를 원거리에서 터치하듯이 제어할 수 있다. 예를 들어, 레이저 포인터 등과 같은 간단한 광원 장치를 이용하여, 마치 모니터를 보면서 마우스로 컴퓨터를 제어하듯이 대형 디스플레이 장치를 손쉽게 제어할 수 있다.
Abstract:
산화물 반도체 트랜지스터를 구비한 엑스선 검출기가 개시된다. 개시된 산화물 반도체 트랜지스터를 구비한 엑스선 검출기는, 기판 상에서 직렬로 배치된 산화물 반도체 물질로 형성된 채널을 구비한 산화물 반도체 트랜지스터 및 신호저장 커패시터와 포토컨덕터를 구비한다. 포토컨덕터의 양면에는 각각 픽셀전극 및 공통전극이 형성된다. 상기 채널은 ZnO 또는 ZnO에 Ga, In, Hf, Sn 중 선택된 적어도 하나를 포함하는 화합물로 이루어진 산화물 반도체 채널이다.