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    • 58. 发明授权
    • Deinterlacing apparatus and method using edge direction detection and pixel interplation
    • 使用边缘方向检测和像素插值的去隔行装置和方法
    • US06731342B2
    • 2004-05-04
    • US09754358
    • 2001-01-05
    • Chang Yong ShinDong Il Han
    • Chang Yong ShinDong Il Han
    • H04N701
    • H04N7/012
    • The present invention relates to an interpolation technology, in particular to a deinterlacing apparatus and a method thereof which are capable of improving the definition of a picture. The method includes detecting an edge direction comprised in perimeter pixel values with inputs of a pixel value of field data in a field region to be interpolated and intra-field perimeter pixel values, detecting a direction indicating a minimum region matching error in accordance with the detected direction, yielding an intra-field interpolation value in accordance with the detected edge direction and performing an interpolation. This reduces the manufacture cost of a circuit by simplifying the circuit.
    • 本发明涉及一种内插技术,特别涉及能够改善图像定义的去隔行扫描装置及其方法。 该方法包括:检测包含在周边像素值中的边缘方向,其中输入要插值的场区域中的场数据的像素值和场内周边像素值,根据检测到的方向检测指示最小区域匹配误差的方向 方向,根据检测到的边缘方向产生场内插值,并执行插值。 这通过简化电路来降低电路的制造成本。
    • 60. 发明授权
    • Deinterlacing device and method for digital TV receiver
    • 数字电视接收机的隔行扫描装置和方法
    • US6118489A
    • 2000-09-12
    • US224049
    • 1998-12-31
    • Dongil HanChang Yong Shin
    • Dongil HanChang Yong Shin
    • H04N11/22H04N5/44H04N7/01
    • H04N7/012
    • The device includes a data storage unit for storing a video signal in three field data units, a first pattern detecting unit for detecting a pattern of a data level of at least one pixel value in first field data, and a second pattern detecting unit for detecting a pattern of a data level of at least one pixel value in third field data, which is two fields prior to the first field data. The pixel in the third field data corresponding to the pixel value in the first field data. A difference signal detecting unit obtains a difference signal between the pixel in the first field data and the pixel in the third field data, and a difference signal between the patterns detected in the first pattern detecting unit and the second pattern detecting unit. A motion signal generating unit obtains a motion extent signal used to interpolate a pixel in the second field data based on the difference signals detected in the difference signal detecting unit.
    • 该装置包括用于存储三个场数据单元中的视频信号的数据存储单元,用于检测第一场数据中至少一个像素值的数据电平图案的第一模式检测单元和用于检测第一场数据的第二模式检测单元 第三场数据中的至少一个像素值的数据级的图案,其是第一场数据之前的两个场。 第三场数据中的像素对应于第一场数据中的像素值。 差分信号检测单元获得第一场数据中的像素和第三场数据中的像素之间的差分信号,以及在第一图案检测单元和第二图案检测单元中检测到的图案之间的差分信号。 运动信号生成单元基于在差分信号检测单元中检测到的差信号,获得用于内插第二场数据中的像素的运动范围信号。