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    • 31. 发明授权
    • Luminance/chrominance signal separation circuit having filter circuit
using pulse patterns suppressing circuit
    • 具有使用脉冲图案抑制电路的滤波电路的亮度/色度信号分离电路
    • US5231479A
    • 1993-07-27
    • US597411
    • 1990-10-15
    • Hitoaki OwashiKooji MinabeKatsuyuki WatanabeKoichi OnoKenji IchigeHiroto Yamauchi
    • Hitoaki OwashiKooji MinabeKatsuyuki WatanabeKoichi OnoKenji IchigeHiroto Yamauchi
    • H04N9/78
    • H04N9/78
    • A color picture signal processing circuit, a filter circuit and a luminance/carrier chrominance signal separation circuit implemented by employing the filter circuit. The circuit processing signal includes an adaptive-type (C) comb line filter through which the luminance signal is caused to pass. The output of the filter undergoes amplitude limitation in a limiter circuit, the output of which is subtracted from the original luminance signal. The carrier chrominance signal is added to the luminance signal to obtain a composite picture signal. The filter circuit is comprised of a pulse pattern suppressing circuit including a decision circuit for deciding which of positive and negative patterns the three adjacent data form constitute, a positive pulse pattern suppressing circuit, a negative pulse pattern suppressing circuit and a circuit selecting for either one of the output signal of the positive and negative pulse pattern suppressing circuits in accordance with the result of decision made by the decision circuit.
    • 通过采用滤波电路实现的彩色图像信号处理电路,滤波电路和亮度/载波色度信号分离电路。 电路处理信号包括使亮度信号通过的自适应型(C)梳状线滤波器。 滤波器的输出在限幅器电路中经受幅度限制,其输出从原始亮度信号中减去。 载波色度信号被加到亮度信号上以获得一个合成图像信号。 滤波器电路包括脉冲图形抑制电路,该脉冲图案抑制电路包括用于决定构成三个相邻数据形式的正和负图案中的哪一个的判定电路,正脉冲图案抑制电路,负脉冲图案抑制电路和用于任一个的电路选择 根据判定电路的判定结果,判定正,负脉冲图案抑制电路的输出信号。
    • 33. 发明授权
    • Display apparatus and video processing apparatus
    • 显示装置和视频处理装置
    • US09420212B2
    • 2016-08-16
    • US12260410
    • 2008-10-29
    • Toshiyuki KuritaHitoaki Owashi
    • Toshiyuki KuritaHitoaki Owashi
    • H04N5/44H04N21/4363H04L29/06H04N21/41H04N21/414H04N21/4367
    • H04N21/43637H04L69/14H04N5/44H04N21/4122H04N21/41407H04N21/4367
    • While presenting on a display apparatus videos of high picture quality obtained from portable video processing apparatuses such as a camera and a cellular, it is possible to communicate with the Internet and/or a home network. A display apparatus includes a first radio communication unit capable of receiving video information by radio from an external video processing apparatus, a second radio communication unit capable of connecting by radio to a network, and a control unit for controlling assignment of connection by radio transmission for each of the first and second radio communication units. The control unit assigns connection of the first radio communication unit with higher priority and controls the assignment of the transmission rate such that the transmission rate between the first radio communication unit and the external video processing apparatus is more than that between the second radio communication unit and the network.
    • 在显示装置上呈现从诸如照相机和蜂窝的便携式视频处理装置获得的高图像质量的视频时,可以与因特网和/或家庭网络进行通信。 显示装置包括能够通过无线电从外部视频处理装置接收视频信息的第一无线电通信单元,能够通过无线电连接到网络的第二无线电通信单元,以及用于通过无线电传输控制连接分配的控制单元 第一和第二无线电通信单元中的每一个。 控制单元以较高的优先级分配第一无线电通信单元的连接,并且控制传输速率的分配,使得第一无线电通信单元和外部视频处理设备之间的传输速率大于第二无线电通信单元和 网络。