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    • 10. 发明授权
    • Image processing apparatus
    • 图像处理装置
    • US6084639A
    • 2000-07-04
    • US628935
    • 1996-04-08
    • Hiroyuki FukuokaHiroyuki TakimotoTaizo HoriTakashi KobayashiYoshihiro NakataniJun MakinoShinichi Koyama
    • Hiroyuki FukuokaHiroyuki TakimotoTaizo HoriTakashi KobayashiYoshihiro NakataniJun MakinoShinichi Koyama
    • H04N5/445H04N5/922H04N5/93H04N7/08H04N9/79H04N9/80H04N9/802H04N9/83H04N21/47H04N5/46
    • H04N7/0122H04N7/08H04N9/7921H04N9/832H04N21/47H04N5/445H04N9/7925
    • There is provided an image processing apparatus which comprises an inputting part for inputting an image signal, an attenuating part for attenuating a predetermined frequency portion of the image signal inputted by the inputting part, and a controlling part for controlling an attenuation characteristic of the attenuating part for attenuating the predetermined frequency portion, in accordance with a compression ratio of the image signal inputted by the inputting part. There is also provided an image processing apparatus which comprises an inputting part for inputting an image signal, an enhancing part for enhancing a high frequency band of the image signal inputted by the inputting part, and a controlling part for controlling a high-frequency-band enhancement characteristic of the enhancing part in accordance with a compression ratio of the image signal inputted by the inputting part. There is also provided an image processing apparatus which comprises an inputting part for inputting an image signal, a discriminating part for making a discrimination as to a particular attribute of the image signal inputted by the inputting part, a generating part for generating an attribute signal indicating that the image signal inputted by the inputting part represents an image having the particular attribute, in accordance with an output of the discriminating part, and a combining part for combining an output of the generating part with the image signal.
    • 提供一种图像处理装置,其包括用于输入图像信号的输入部分,用于衰减由输入部分输入的图像信号的预定频率部分的衰减部分,以及用于控制衰减部分的衰减特性的控制部分 用于根据由输入部分输入的图像信号的压缩比来衰减预定频率部分。 还提供了一种图像处理装置,其包括用于输入图像信号的输入部分,用于增强由输入部分输入的图像信号的高频带的增强部分,以及用于控制高频带 根据由输入部输入的图像信号的压缩率,增强部分的增强特性。 还提供了一种图像处理装置,其包括用于输入图像信号的输入部分,用于对由输入部分输入的图像信号的特定属性进行鉴别的鉴别部分,用于产生指示 由输入部分输入的图像信号根据识别部分的输出表示具有特定属性的图像,以及用于将生成部分的输出与图像信号组合的合成部分。