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    • 34. 发明申请
    • APPARATUS AND METHOD FOR VARIABLE FAST FOURIER TRANSFORM
    • 用于可变快速傅立叶变换的装置和方法
    • US20100011046A1
    • 2010-01-14
    • US12517781
    • 2007-06-18
    • Young-Jin MoonHyun-Jae KimKi-Seok KimYoung-Il Kim
    • Young-Jin MoonHyun-Jae KimKi-Seok KimYoung-Il Kim
    • G06F17/14
    • G06F17/142
    • The present invention relates to an apparatus and method for variable fast Fourier transform. According to an embodiment of the present invention, two n-point fast Fourier transform (FFT) processors are used to generate two n-point FFT output data or one 2n-point FFT output data. The one 2n-point input data is alternately input to the two n-point FFT processors. Each of the two n-point FFT processors selects a twiddle factor for the n-point input data or the 2n-point input data and performs fast Fourier transform. A butterfly operation is performed on signals obtained by performing fast Fourier transform on the 2n-point input data signal, and the processed signals are aligned in an output order. According to this structure, it is possible to realize a fast Fourier transform hardware engine that selectively performs multi-frequency allocation in a base station system that supports the multi-frequency allocation.
    • 本发明涉及一种用于可变快速傅里叶变换的装置和方法。 根据本发明的实施例,使用两个n点快速傅里叶变换(FFT)处理器来产生两个n点FFT输出数据或一个2n点FFT输出数据。 一个2n点输入数据交替地输入到两个n点FFT处理器。 两个n点FFT处理器中的每一个为n点输入数据或2n点输入数据选择旋转因子,并执行快速傅里叶变换。 对通过对2n点输入数据信号执行快速傅里叶变换获得的信号执行蝶形运算,并且处理的信号以输出顺序对准。 根据该结构,能够实现在支持多频分配的基站系统中选择性地进行多频分配的快速傅里叶变换硬件引擎。
    • 38. 发明授权
    • Mask for crystallizing polysilicon and a method for forming thin film transistor using the mask
    • 用于结晶多晶硅的掩模和使用掩模形成薄膜晶体管的方法
    • US07217642B2
    • 2007-05-15
    • US10495673
    • 2002-01-24
    • Myung-Koo KangHyun-Jae KimSook-Young Kang
    • Myung-Koo KangHyun-Jae KimSook-Young Kang
    • H01L21/20
    • H01L21/02675H01L21/02532H01L21/0268H01L21/2026H01L29/66757H01L29/78675Y10S260/35
    • A mask for forming polysilicon has a first slit region where a plurality of horizontal slit patterns are arranged in the vertical direction while bearing the same width, a second slit region where a plurality of horizontal slit patterns are arranged in the vertical direction while bearing the same width, a third slit region where a plurality of horizontal slit patterns are arranged in the vertical direction while bearing the same width, and a fourth slit region where a plurality of horizontal slit patterns are arranged in the vertical direction while bearing the same width. The slit patterns arranged at the first to fourth slit regions are sequentially enlarged in width in the horizontal direction in multiple proportion to the width d of the slit pattern at the first slit region. The centers of the slit patterns arranged at the first to fourth slit regions in the horizontal direction are placed at the same line. The slit patterns arranged at the respective slit regions in the vertical direction are spaced from each other with a distance of 8*d. Alternatively, the first to fourth slit regions may be arranged in reverse order, or in the vertical direction.
    • 用于形成多晶硅的掩模具有第一狭缝区域,其中垂直方向上布置多个水平狭缝图案,同时承载相同的宽度,在垂直方向上布置多个水平狭缝图案的第二狭缝区域,同时承载相同的宽度 宽度,在垂直方向上布置多个水平狭缝图案同时具有相同宽度的第三狭缝区域,以及沿垂直方向布置多个水平狭缝图案的第四狭缝区域,同时承载相同的宽度。 布置在第一至第四狭缝区域的狭缝图案在第一狭缝区域上与狭缝图案的宽度d成一定比例地沿水平方向的宽度依次增大。 沿水平方向布置在第一至第四狭缝区域处的狭缝图案的中心位于相同的线上。 在垂直方向的各个狭缝区域上排列的狭缝图案彼此间隔8 * d。 或者,第一至第四狭缝区域可以以相反的顺序或在垂直方向上布置。
    • 39. 发明授权
    • Thin film transistor with gate electrode portion crossing grain growing direction and liquid crystal display comprising the same
    • 具有与晶粒生长方向交叉的栅电极部分的薄膜晶体管和包括其的液晶显示器
    • US07183574B2
    • 2007-02-27
    • US10500514
    • 2003-01-03
    • Myung-Koo KangHyun-Jae KimSook-Young KangWoo-Suk Chung
    • Myung-Koo KangHyun-Jae KimSook-Young KangWoo-Suk Chung
    • H01L21/00
    • H01L29/42384G02F1/13454G02F2202/104H01L21/02675H01L21/2026H01L29/78675
    • The present invention relates to a thin film transistor and a liquid crystal display. A gate electrode is formed to include at least one portion extending in a direction perpendicular to a gain growing direction in order to make electrical charge mobility of TFTs uniform without increasing the size of the driving circuit. A thin film transistor according to the present invention includes a semiconductor pattern a thin film of poly-crystalline silicon containing grown grains on the insulating substrate. The semiconductor pattern includes a channel region and source and drain regions opposite with respect to the channel region. A gate insulating layer covers the semiconductor pattern. On the gate insulating layer, a gate electrode including at least one portion extending in a direction crossing the growing direction of the grains and overlapping the channel region is formed. In a liquid crystal display according to the present invention, a plurality of thin film transistors forming a data driver circuit include thin films of polycrystalline silicon formed by sequential lateral solidification, at least one portion of a gate electrode of each thin film transistor extends in a direction crossing the grain growing direction, and at least one of the plurality of thin film transistors has a gate electrode having a pattern different from other thin film transistors.
    • 本发明涉及薄膜晶体管和液晶显示器。 栅电极被形成为包括沿垂直于增益生长方向的方向延伸的至少一个部分,以使TFT的电荷迁移率均匀,而不增加驱动电路的尺寸。 根据本发明的薄膜晶体管包括在绝缘基板上具有含有生长晶粒的多晶硅薄膜的半导体图案。 半导体图案包括沟道区和相对于沟道区相反的源极和漏极区。 栅极绝缘层覆盖半导体图案。 在栅极绝缘层上形成栅电极,该栅电极具有沿与晶粒的生长方向交叉的方向延伸的至少一部分,与沟道区重叠。 在根据本发明的液晶显示器中,形成数据驱动电路的多个薄膜晶体管包括通过顺序横向固化形成的多晶硅薄膜,每个薄膜晶体管的栅电极的至少一部分以 方向与晶粒生长方向交叉,并且多个薄膜晶体管中的至少一个具有与其它薄膜晶体管不同的图案的栅电极。
    • 40. 发明授权
    • Method of low-duty mode operation of femtocell base station
    • 毫微微小区基站的低负载模式运行方法
    • US09185679B2
    • 2015-11-10
    • US13393213
    • 2010-08-10
    • Sung Cheol ChangWon-Ik KimHyun-Jae KimSung Kyung KimChul Sik Yoon
    • Sung Cheol ChangWon-Ik KimHyun-Jae KimSung Kyung KimChul Sik Yoon
    • H04W68/00H04W84/04
    • H04W68/00H04W84/045
    • A method of setting a cycle of a low-duty mode in a femto base station is provided. The cycle of the low-duty mode has a pattern in which an available interval and an unavailable interval repeatedly appear, and the available interval is set to include a paging listening interval of a paging cycle. A method of setting a cycle of a low-duty mode in a femto base station having a service area overlapping with that of a macrocell is provided. An unavailable interval is set by taking the overlapping degree of the service area of the femto base station with the macrocell into consideration. A method of setting a cycle of a low-duty mode in a plurality of femto base stations operated in the low-duty mode is provided. The same cycle can be set for a plurality of base stations.
    • 提供了一种在毫微微基站中设置低占空比模式的周期的方法。 低功率模式的周期具有重复出现可用间隔和不可用间隔的模式,并且可用间隔被设置为包括寻呼周期的寻呼监听间隔。 提供了在具有与宏小区的服务区域重叠的服务区域的毫微微基站中设置低负载模式的周期的方法。 通过考虑具有宏小区的毫微微基站的服务区域的重叠度来设置不可用间隔。 提供一种在低功率模式下操作的多个毫微微基站中设置低占空比模式的周期的方法。 可以为多个基站设置相同的周期。