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    • 4. 发明申请
    • POLYCRYSTALLINE SILICON THIN FILM AND METHOD FOR FORMING THE SAME
    • 多晶硅薄膜及其形成方法
    • US20080095975A1
    • 2008-04-24
    • US11875145
    • 2007-10-19
    • Jin JangJun-Hyuk CheonKyung-Ho Kim
    • Jin JangJun-Hyuk CheonKyung-Ho Kim
    • B05D5/12B32B5/12
    • C23C14/18C23C14/5806C23C16/24C23C28/321C23C28/322C23C28/323C23C28/325C23C28/34C23C28/345Y10T428/24058
    • A polycrystalline silicon thin film having grains defined by grain boundaries is provided. The polycrystalline silicon thin film is formed by interposing a cover layer between an amorphous silicon layer and a metal layer to diffuse the metal into the amorphous silicon layer through the cover layer, removing the cover layer, crystallizing the amorphous silicon layer to be changed to a polycrystalline silicon layer, depositing a metal on the polycrystalline silicon layer, and annealing the polycrystalline silicon layer. Specifically, the polycrystalline silicon thin film is formed by sequentially forming an amorphous silicon layer, a cover layer and a metal layer on an insulating substrate, annealing the amorphous silicon layer to be changed to a polycrystalline silicon layer, removing the cover layer, depositing a metal on the polycrystalline silicon layer, followed by annealing so that the average density per unit volume of the metal particles present at the grain boundaries is greater than that of the metal particles present within the grains.
    • 提供具有由晶界限定的晶粒的多晶硅薄膜。 通过在非晶硅层和金属层之间插入覆盖层来形成多晶硅薄膜,以通过覆盖层将金属扩散到非晶硅层中,去除覆盖层,使非晶硅层结晶化,使其变为 多晶硅层,在多晶硅层上沉积金属,退火多晶硅层。 具体地,通过在绝缘基板上依次形成非晶硅层,覆盖层和金属层来形成多晶硅薄膜,将非晶硅层退火为多晶硅层,去除覆盖层,沉积 金属在多晶硅层上,然后退火,使得存在于晶界处的金属颗粒的每单位体积的平均密度大于存在于晶粒内的金属颗粒的平均密度。
    • 5. 发明授权
    • Active pixel sensor array
    • 有源像素传感器阵列
    • US07688370B2
    • 2010-03-30
    • US11295373
    • 2005-12-06
    • Ji-Ho HurSe-Hwan KimJin Jang
    • Ji-Ho HurSe-Hwan KimJin Jang
    • H04N3/14
    • H04N5/37452H04N5/3559
    • Disclosed is an active pixel sensor array, which can reduce the number of elements and the size of capacitors by enabling a reset switching transistor to include a function of an optical sensor and to reset a pixel voltage with a power supply voltage VDD after a gate selection signal is outputted, and to reset a pixel voltage with a power supply voltage VDD by a coupling function in case that a gate selection signal is outputted. The active pixel image sensor having a gate driving circuit and a column driving circuit includes a pixel composed of a voltage supply unit for supplying a signal voltage to the column driving circuit; a gate selection unit for turning on according to a n+1-th gate selection signal and outputting a voltage based on a difference between a pixel voltage and a threshold voltage of the voltage supply unit; a reset switching unit for turning on according to a n+1-th gate selection signal and resetting the pixel voltage with a power supply voltage VDD; and a storage unit and a coupling unit for coupling so as to initialize the pixel voltage to be lower than the power supply voltage VDD just after the n+1-th gate selection signal is outputted.
    • 公开了一种有源像素传感器阵列,其可以通过使复位开关晶体管包括光学传感器的功能并且在栅极选择之后以电源电压VDD复位像素电压来减少元件的数量和电容器的尺寸 在输出栅极选择信号的情况下,通过耦合功能输出信号,并且利用电源电压VDD复位像素电压。 具有栅极驱动电路和列驱动电路的有源像素图像传感器包括由用于向列驱动电路提供信号电压的电压供给单元构成的像素; 栅极选择单元,用于根据第n + 1栅极选择信号导通,并且基于像素电压和电压提供单元的阈值电压之间的差输出电压; 复位开关单元,用于根据第n + 1个选通信号导通,并用电源电压VDD复位像素电压; 以及存储单元和耦合单元,用于耦合以将像素电压初始化为低于在输出第n + 1门选通信号之后的电源电压VDD。
    • 6. 发明授权
    • Method for fabricating reverse-staggered thin film transistor
    • 逆交错薄膜晶体管的制造方法
    • US07662681B2
    • 2010-02-16
    • US11609374
    • 2006-12-12
    • Jin JangJun-Hyuk Cheon
    • Jin JangJun-Hyuk Cheon
    • H01L21/00H01L21/84
    • H01L29/78678H01L27/1296H01L29/04H01L29/66765
    • Disclosed herein is a method for fabricating a reverse-staggered polycrystalline silicon thin film transistor, and more specifically a method for fabricating a reverse-staggered polycrystalline silicon thin film transistor wherein a phosphosilicate-spin-on-glass (P-SOG) is used for a gate insulating film. The method comprises the steps of: forming a buffer layer on an insulating substrate; forming a gate metal pattern on the buffer layer; forming a planarized gate insulating film on the gate metal pattern; depositing an amorphous silicon layer on the gate insulating film; crystallizing the amorphous silicon layer into a polycrystalline silicon layer; forming a n+ or p+ layer on the polycrystalline silicon layer; forming a source/drain metal layer on the n+ or p+ layer; and forming a passivation layer on the source/drain metal layer.
    • 本文公开了一种用于制造反向交错多晶硅薄膜晶体管的方法,更具体地说,一种用于制造反向交错多晶硅薄膜晶体管的方法,其中磷硅酸盐旋涂玻璃(P-SOG)用于 栅极绝缘膜。 该方法包括以下步骤:在绝缘基板上形成缓冲层; 在缓冲层上形成栅极金属图案; 在栅极金属图案上形成平坦化的栅极绝缘膜; 在栅极绝缘膜上沉积非晶硅层; 将所述非晶硅层结晶成多晶硅层; 在多晶硅层上形成n +或p +层; 在n +或p +层上形成源极/漏极金属层; 以及在源极/漏极金属层上形成钝化层。
    • 8. 发明申请
    • Circuit and method for driving organic light emitting diode
    • 用于驱动有机发光二极管的电路和方法
    • US20090021287A1
    • 2009-01-22
    • US11662605
    • 2004-09-15
    • Jin JangJoon-Chul Goh
    • Jin JangJoon-Chul Goh
    • H03K3/00
    • G09G3/3233G09G3/3291G09G2300/0819G09G2300/0842G09G2300/0861G09G2310/0262G09G2320/043
    • A drive circuit for organic light emitting diodes (OLEDs), and a method for driving OLEDs, using the drive circuit. The drive circuit includes pixel circuits, each of which includes a first transistor for receiving a data voltage, and outputting a drive current to an OLED, a second transistor for transmitting the data voltage to the first transistor, a third transistor for connecting the gate and drain of the first transistor, a capacitor for storing a gate voltage of the first transistor, and a fourth transistor connected to the drain of the first transistor. The OLED is connected to the source of the first transistor by a fifth transistor, or is directly connected to the source of the first transistor without using the fifth transistor. The drive circuit generates drive current, based on a non-uniformity-compensated threshold voltage of the first transistor, thereby obtaining a uniform luminance of the OLED.
    • 用于有机发光二极管(OLED)的驱动电路,以及使用驱动电路驱动OLED的方法。 驱动电路包括像素电路,每个像素电路包括用于接收数据电压的第一晶体管和向OLED输出驱动电流,用于将数据电压传输到第一晶体管的第二晶体管,用于连接栅极和 第一晶体管的漏极,用于存储第一晶体管的栅极电压的电容器和连接到第一晶体管的漏极的第四晶体管。 OLED通过第五晶体管连接到第一晶体管的源极,或者直接连接到第一晶体管的源极而不使用第五晶体管。 驱动电路基于第一晶体管的不均匀补偿阈值电压产生驱动电流,从而获得OLED的均匀亮度。