• 专利附录
  • 专利说明
  • 权利要求
  • 类似技术
  • 同族专利
  • 引用文献
  • 法律状态
  • 优先权
    • 专利摘要:
    A DEVICE FOR CREATING A COLOR IMAGE SIGNAL, containing serially connected video detector, amplitude separator, strobe generator, crystal oscillator and matrix, while the output of the band filter is connected to the second input of the crystal oscillator, the matrix output Bxojqy is connected to a place, a pattern is connected, and a pattern is connected, a pattern is connected, and a pattern is connected, a pattern is connected, and a pattern is connected, a bar is connected, a bar is connected, and a pattern is connected, a bar is connected, and a pattern is connected, a pattern is connected. wherein the first and second inputs of the mixer are connected respectively to the first and second low-pass filters, characterized in that, in order to increase neither the signal shaping accuracy, the multi-stage delay block, the first and second memory blocks, the first, second and third attenuators, the frequency multiplier and the logic block are inserted, the first and second outputs of the multi-stage delay block are connected to the first and second memory blocks, the first and the second outputs of which are connected respectively to the input of the bandpass filter and to the input of the second low-pass filter, and the output of the first memory block is connected to the input of the first low-pass filter, while the second video output The detector is connected to the inputs of the corresponding attenuators, the output of each is connected to the corresponding inputs of the multi-stage delay unit, and the output of the crystal oscillator is connected via the frequency multiplier to the input of the logic unit, the outputs of which 4 are connected to the corresponding OO inputs of the multi-stage support control unit. 2. The device according to claim 1, which is characterized by the fact that the multi-stage delay unit is made in the form of a solid-state integral serpentine-shaped unit with taps.
    公开号:SU1148575A3
    申请号:SU792794604
    申请日:1979-08-01
    公开日:1985-03-30
    发明作者:Эдвард Карнес Джеймс；Герман Даусон Роберт；Фрэнк Косоноки Вальтер
    申请人:Рка Корпорейшен (Фирма)；
    IPC主号:
    专利说明:

    . The invention relates to television, in particular, to a device for forming a color image signal. A device for generating a color image signal is known, comprising a serially connected video detector, an amplitude separator, a strobe generator and a crystal oscillator, the output of which is connected to an array of R, G and B signals, to the corresponding input of which the output of the luminance signal lj signal unit is connected. However, the known device has a low accuracy of the generated signals. The closest to the proposed invention is a device for generating a image signal containing serially connected video detector, amplitude separator, gating pulse generator, quartz oscillator and matrix, while the output of the bandpass filter is connected to the second input of the crystal oscillator, and the mixer output is connected to the second input of the crystal oscillator through the block of the last luminance signal, the first and second filters of the lower parts are connected to the first and second inputs of the mixer, respectively from 2 However, this device is characterized by a lack of accuracy in the formation of a color image signal. The purpose of the invention is to improve the accuracy of the formation of a color image signal. For this purpose, a color image signal containing a video detector, an amplitude separator, a gating pulse generator, a quartz oscillator, a matrix in the device for forming a color image, the output of a bandpass filter connected to the second quartz oscillator input, and the mixer output is connected to the corresponding matrix input luminosities, with the first and second low-pass filters connected to the first and second inputs of the mixer, respectively; a multi-stage block was inserted The delay, the first and second memory blocks, the first, second and third attenuators, the frequency multiplier and the logic block, while the first and second outputs of the multi-stage delay block are connected respectively to the first and second memory memories, the first and second outputs of which connected to the input of the bandpass filter and to the input of the second low-pass filter, respectively, and the output of the first memory block is connected to the input of the first low-pass filter, while the second video input of the video detector is connected to the inputs of the corresponding attenuators, the output each of which is connected to the corresponding inputs of the multi-stage delay unit, and the output of the crystal oscillator is connected via a frequency multiplier to the input of the logic unit, the outputs of which are connected to the corresponding inputs of the multi-stage delay unit. The multi-stage delay unit is made in the form of a solid-state integral serpentine-shaped unit with taps. The drawing shows a structural electrical circuit of the proposed device. A device for generating a color image signal contains a video detector 1, an amplitude separator 2, a gating pulse generator 3, a crystal oscillator 4i matrix 5, a band-pass filter 6, a mixer 7, a luminance signal extracting unit 8, a first low-pass filter 9, a second low-pass filter 10, a multi-stage delay unit 11, a first memory unit 12, a second memory unit 13, a first attenuator 14, a second attenuator 15, a third attenuator 16, a frequency multiplier 17, a logic unit 18, The device operates as follows. The color image signal comes from the video detector 1 through the amplitude separator 2, the gating pulse generator 3 and the crystal oscillator 4 to the matrix 5, to the corresponding inputs of which a signal from the output of the mixer 7 is fed through the block 8 of the luminance signal to the first and second inputs of the mixer 7 signals are supplied from the first 9 and from the second 10 low-pass filters, respectively, with the first and second outputs of the multi-stage delay block 11 being received
    .31
    signals, respectively, to the first 12 and second 13 memory blocks, signals from each of which are fed to the input of the bandpass filter 6 and to the input of the second low-pass filter 10, and a signal from the output of the first memory block 12 is fed to the input of the first low-pass filter 9 When etsm, the signal from the second output of video detector 1 is fed to the input of the first attenuator 14, to the input of the second attenuator 15 and to the input of the third attenuator 16, the signal from the output of each of which is fed to the corresponding inputs of the multi-stage unit 11
    85754
    delay, and the signal from the crystal oscillator enters through the frequency multiplier 17 and logic unit 18 to the corresponding inputs of the multi-stage delay unit t1, implemented in the form of a solid-state integral serpentine-shaped unit with taps.
    The proposed device for forming a color image signal provides an accurate separation of the luminance and chrominance signals from a complex color image signal, and can also perform many of the 15 functions. (/ Ci I I
    权利要求:
    Claims (2)
    [1]
    A device for generating a COLOR IMAGE SIGNAL containing a video detector, an amplitude splitter, a strobe pulse generator, a crystal oscillator and a matrix, while the output of the crystal filter is connected to the second input of the crystal oscillator, and the mixer output is connected to the corresponding matrix input through the luminance signal extraction unit, at the same time, the first and second low-pass filters are connected to the first and second inputs of the mixer, differing in that, in order to increase t signal conditioning, a multistage delay block, the first and second memory blocks, the first, second and third attenuators, a frequency multiplier and a logic block are introduced, while the first and second outputs of the multistage delay block are connected to the first and second memory blocks, respectively, the first and second outputs which are connected respectively to the input of the band-pass filter and to the input of the second low-pass filter, and the output of the first memory block is connected to the input of the first low-pass filter, while the second output of the video detector li ne to the inputs of the respective attenuators kazhdogo.iz output which is connected to respective inputs of a multi-stage delay unit, and the crystal oscillator output is connected via a frequency multiplier to the input logical block, the outputs of which are connected to respective inputs of a multi-stage delay unit.
    [2]
    2. The device according to claim 1, characterized in that the multistage delay unit is made in the form of a solid-state integral serpentine-shaped unit with taps.
    1 1148575 2
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    引用文献:
    公开号 | 申请日 | 公开日 | 申请人 | 专利标题
    US3582540A|1969-04-17|1971-06-01|Zenith Radio Corp|Signal translating apparatus using surface wave acoustic device|
    US3996610A|1975-12-29|1976-12-07|Rca Corporation|Comb filter apparatus for video playback systems|
    US3994850A|1976-01-05|1976-11-30|Champion International Corporation|Modified urea-formaldehyde resin adhesive|
    US4032767A|1976-02-26|1977-06-28|The United States Of America As Represented By The Secretary Of The Navy|High-frequency ccd adder and multiplier|
    AU511885B2|1977-01-10|1980-09-11|Rca Corp.|Linear ccd input circuit|
    US4096516A|1977-03-25|1978-06-20|Rca Corporation|Electronic signal processing apparatus|US4263565A|1979-04-27|1981-04-21|Rca Corporation|Amplitude limiter with automatic duty cycle control for use in a phase-locked loop|
    US4325076A|1980-05-08|1982-04-13|Rca Corporation|Electronic filter for generating a third harmonic signal|
    JPH0128559B2|1980-06-24|1989-06-02|Nippon Electric Co|
    DE3104456A1|1981-02-09|1982-08-26|Siemens AG, 1000 Berlin und 8000 München|METHOD AND ARRANGEMENT FOR FILTERING OUT THE LUMINANCE SIGNAL FROM A FBAS TELEVISION SIGNAL|
    US4466016A|1981-05-27|1984-08-14|Rca Corporation|Television signal filtering system|
    US4510522A|1982-05-28|1985-04-09|Rca Corporation|CCD Comb filter employing floating gate subtractor techniques|
    US4532541A|1982-09-20|1985-07-30|Cooper J Carl|Apparatus and method for correcting timebase errors|
    NL8500787A|1985-03-19|1986-10-16|Philips Nv|COLOR TV RECEIVER CONTAINING A TELEVISION SWITCH FOR CONVERTING A TIME MULTIPLEX SIGNAL TO SIMULTANEOUS SIGNALS AND INTEGRATED SUITABLE FOR IT.|
    US4613828A|1985-06-25|1986-09-23|Eastman Kodak Company|Injection-locked video frequency oscillator|
    法律状态:
    优先权:
    申请号 | 申请日 | 专利标题
    US05/930,379|US4217605A|1978-08-02|1978-08-02|Comb filter employing a charge transfer device with plural mutually proportioned signal charge inputs|
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