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    • 2. 发明授权
    • Low-noise television system
    • 低噪音电视系统
    • US4779133A
    • 1988-10-18
    • US109066
    • 1987-10-16
    • Yoshio SugimoriYoshihide KimataYosai Araki
    • Yoshio SugimoriYoshihide KimataYosai Araki
    • H04N5/213H04N5/923
    • H04N5/213H04N5/923
    • A low-noise televison system having means for suppressing increased noise without reduction of improved picture quality. In the television broadcast transmitter, a television video signal is separated into luminance and chrominance signals and the luminance signal is further separated into high and low frequency components. The high frequency component is pre-emphasized in a specific emphasis characteristic relating to the amplitude of the low frequency component and the pre-emphasized high frequency component is then combined with the low frequency component and further matrixed with the chrominance signal to recover the video signal to be transmitted. In the television receiver, the received video signal is separated into luminance and chrominance signals and the luminance signal is further separated into high and low frequency components in similar fashion to the transmitter. The high frequency component is de-emphasized in a characteristic opposite of emphasis characteristic of the transmitter in accordance with the amplitude of the low frequency component and the de-emphasized high frequency component is then combined with the low frequency component and further matrixed with the chrominance signal to recover the video signal to be displayed.
    • 一种低噪声电视系统,具有抑制增加的噪声而不降低图像质量的装置。 在电视广播发送机中,将电视视频信号分离为亮度和色度信号,并将亮度信号进一步分为高频和低频分量。 在与低频分量的振幅相关的特定强调特性中预先强调高频分量,然后将预先强调的高频分量与低频分量组合并进一步与色度信号进行比较以恢复视频信号 被传送。 在电视接收机中,接收到的视频信号被分成亮度和色度信号,亮度信号被进一步分成高频和低频分量,与发射机相似。 根据低频分量的幅度,高频分量与发射机的强调特性相反的特性被去强调,然后将去加重的高频分量与低频分量组合,并进一步与色度 信号恢复要显示的视频信号。
    • 3. 发明授权
    • Music information transmission system
    • 音乐信息传输系统
    • US4535356A
    • 1985-08-13
    • US451552
    • 1982-12-20
    • Koichi NakagawaYoshio SugimoriYoshihide KimataYosai ArakiTomoji Arai
    • Koichi NakagawaYoshio SugimoriYoshihide KimataYosai ArakiTomoji Arai
    • H04N7/088H04N7/04H04N7/08
    • H04N7/088Y10S84/06
    • A music information transmission system in which a music symbol on a music sheet is quantized into a digital signal by inputting that music symbol by using a key board. The digital signal is assembled into a packet, which is multiplexed on a blanking period of a television signal, and is transmitted over the air. At a reception side, the packet is separated from a picture signal, and is stored in a memory. A music player reads out the memory, and decodes the digital signal in the memory. The decoded signal operates the music player to play music. Thus, music information may be transmitted in a very narrow frequency band as compared with a conventional PCM system which quantizes an analog sound signal into a digital signal. The present invention is useful for instance for playing background music in a teletext or a character transmission system multiplexed with a television signal.
    • 一种音乐信息传输系统,其中通过使用键盘输入该音乐符号将乐谱上的音乐符号量化为数字信号。 数字信号被组装成分组,其在电视信号的消隐时段上被复用,并且通过空中传输。 在接收侧,分组与图像信号分离,并存储在存储器中。 音乐播放器读出存储器,并解码存储器中的数字信号。 解码的信号操作音乐播放器播放音乐。 因此,与将模拟声音信号量化为数字信号的传统PCM系统相比,音乐信息可以在非常窄的频带中发送。 本发明例如用于在电视文字播放背景音乐或与电视信号复用的字符传输系统中是有用的。
    • 4. 发明授权
    • Video switcher apparatus for wide screen EDTV signals
    • 用于宽屏幕EDTV信号的视频切换器
    • US5327236A
    • 1994-07-05
    • US862974
    • 1992-04-03
    • Yoshio SugimoriYoshihide Kimata
    • Yoshio SugimoriYoshihide Kimata
    • H04N5/265H04N5/46H04N7/015H04N7/04H04N5/268
    • H04N7/0122H04N19/48H04N19/90H04N7/007
    • A compatible special effect signal can be produced without using an encoder or a special signal processor. Each of EDTV signals is divided into a main screen signal and a compensation screen signal. Compensation screen modification circuits modify the special position and size of the compensation screen signals such that the compensation screen signals match with the main screen signals in spacial position and size. The modified signals and the main screen signals are multiplexed in a frequency domain. The multiplexed signals are gated in response to a wipe signal and the gated signals are mixed with each other. The mixed signal is separated into the main screen signal and the compensation screen signal in the frequency domain. A compensation screen signal restorer circuit converts the frequency separated compensation screen signal into the original compensation signal which is mixed with the main screen signal to generate the wiped wide screen EDTV signal.
    • 可以在不使用编码器或特殊信号处理器的情况下产生兼容的特殊效果信号。 每个EDTV信号被分为主屏幕信号和补偿屏幕信号。 补偿屏幕修改电路修改补偿屏幕信号的特殊位置和大小,使补偿屏幕信号与主屏信号在空间位置和大小上匹配。 修改的信号和主屏幕信号在频域中被复用。 多路复用信号响应于擦除信号而选通,门控信号彼此混合。 混合信号分为主屏信号和频域中的补偿屏信号。 补偿屏幕信号恢复电路将频率分离的补偿屏幕信号转换为与主屏幕信号混合的原始补偿信号,以产生擦除的宽屏幕EDTV信号。
    • 5. 发明授权
    • Anti-ringing device for television transmission system
    • 电视传输系统防振装置
    • US4985771A
    • 1991-01-15
    • US281368
    • 1988-12-08
    • Yoshio SugimoriYoshihide KimataTadao KurosakiJoji Urano
    • Yoshio SugimoriYoshihide KimataTadao KurosakiJoji Urano
    • H04N9/64H04N5/205H04N5/21H04N9/77
    • H04N5/205
    • An anti-ringing device for a television signal transmission system in which the frequency band of a luminance component of a video signal from an image device is limited to prevent visible ringing at the receiver. The device includes a signal delay circuit 2 for delaying the video signal obtained by the image device, a low-pass filter 3 capable of changing the frequency band limitation characteristics thereof, a discriminator 4 for providing an output when the luminance component of the video signal contains a source of ringing, and a switch 5 for normally connecting the output of the delay circuit to a signal processor 6. The switch is responsive to the output of the discriminator for connecting the low-pass filter to the signal processor instead of the delay circuit, whose delay time corresponds to the signal processing time required in the discriminator.
    • 一种用于电视信号传输系统的反振铃装置,其中来自图像装置的视频信号的亮度分量的频带被限制以防止在接收机处的可见振铃。 该装置包括用于延迟由图像装置获得的视频信号的信号延迟电路2,能够改变其频带限制特性的低通滤波器3,用于在视频信号的亮度分量时提供输出的鉴别器4 包含振铃源,以及用于将延迟电路的输出正常连接到信号处理器6的开关5.开关响应于鉴别器的输出,用于将低通滤波器连接到信号处理器而不是延迟 电路,其延迟时间对应于鉴别器所需的信号处理时间。
    • 6. 发明授权
    • Television system
    • 电视系统
    • US5223929A
    • 1993-06-29
    • US674259
    • 1991-03-25
    • Yoshio SugimoriYoshihide Kimata
    • Yoshio SugimoriYoshihide Kimata
    • H04N7/015H04N7/00H04N11/20H04N11/24
    • H04N7/007H04N11/006
    • The present invention relates a television system by which it is possible to obtain a wide picture with improved vertical resolution over the entire screen of a television receiver without deteriorating the picture quality by avoiding multiplexing of the high-frequency component of the side panel upon the broadcasting screen, and more particularly to a television system which transmits a television signal of having an aspect ratio of 9:16 by the same raster as that of a conventional type television signal with an aspect ratio of 3:4 and which minimizes the black band-like portions appearing upon the upper and lower portions of the screen of a conventional type television receiver.
    • 本发明涉及一种电视系统,通过该电视系统,可以在电视接收机的整个屏幕上获得具有改善的垂直分辨率的宽画面,而不会通过在广播上避免侧面板的高频分量的多路复用而劣化画面质量 更具体地涉及一种电视系统,其通过与具有3:4的纵横比的常规类型电视信号相同的光栅发送具有9:16的纵横比的电视信号,并使黑带宽度比最小化, 类似的部分出现在常规类型的电视接收机的屏幕的上部和下部。
    • 10. 发明授权
    • Addition signal multiplexing apparatus for a television system
    • 用于电视系统的附加信号多路复用装置
    • US5146327A
    • 1992-09-08
    • US598626
    • 1990-10-11
    • Yoshio SugimoriYoshihide KimataYoshihiko OgawaKiyoyuki Kawai
    • Yoshio SugimoriYoshihide KimataYoshihiko OgawaKiyoyuki Kawai
    • H04N7/00H04N7/015H04N7/08H04N7/081
    • H04N7/015H04N7/007H04N7/08Y10S348/904
    • The present invention is ingeniously conceived for a transmission system for a first television signal so as to enable a first television signal of a wide aspect screen to be transmitted in one channel and the transmitted television signal to be reproduced on a receiver of a conventional aspect screen. To this end, a screen dividing circuit (12) divides a wide aspect screen signal into a center panel signal and side panel signals. The center panel signal is supplied via a delay circuit (13) to an adder (16). The side panel signals are so allocated as to provide horizontal and vertical signals. The horizontal side signal is supplied via a horizontal overscan multiplexing circuit 16 to the adder (16) where it is multiplexed on a horizontal overscan area of the center panel signal. In the vertical overscan multiplexing circuit, the vertical side signal is time compressed and reverse processed for each line to provide it in a continuous form. The output of a vertical overscan multiplexing circuit (20) is supplied to a switch (18) where it is time division multiplexed on vertical overscan areas of the center panel signal which is sent from the adder (16) via a delay circuit (17).
    • PCT No.PCT / JP90 / 00136 Sec。 371 1990年10月11日第 102(e)1990年10月11日PCT PCT 1990年2月5日提交PCT公布。 出版物WO90 / 09719 日期1990年08月23日。本发明巧妙地构思了用于第一电视信号的传输系统,以便能够在一个信道中发送宽屏幕屏幕的第一电视信号,并将所发送的电视信号再现在 常规方面屏幕的接收器。 为此,屏幕分割电路(12)将宽屏幕屏幕信号分成中央面板信号和侧面板信号。 中央面板信号通过延迟电路(13)提供给加法器(16)。 侧面板信号如此分配,以提供水平和垂直信号。 水平侧信号通过水平过扫描多路复用电路16提供给加法器(16),在加法器16中多路复用在中央面板信号的水平过扫描区域上。 在垂直过扫描多路复用电路中,垂直方向信号对于每条线进行时间压缩和反向处理,以连续的形式提供。 垂直过扫描多路复用电路(20)的输出被提供给开关(18),在开关(18)上经由延迟电路(17)从加法器(16)发送的中心面板信号的垂直过扫描区域上进行时分复用, 。