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    • 1. 发明授权
    • Phase locked loop circuit
    • 锁相环电路
    • US4027274A
    • 1977-05-31
    • US589546
    • 1975-06-23
    • Kiyotake FukuiHiroshi MatsushimaYukinobu Ishigaki
    • Kiyotake FukuiHiroshi MatsushimaYukinobu Ishigaki
    • H03L7/10H03L7/14H03C3/06
    • H03L7/10H03L7/148Y10S331/02
    • A phase locked loop circuit comprises a phase comparator having an operation range with specific limits for phase comparing. A voltage-controlled oscillator produces an output at the output of the phase locked loop. At the same time, the oscillator output is fed to the phase comparator. A detector circuit, supplied with the output of the phase comparator, detects any exceeding of a specific limit of the phase by comparing the operation range of the phase comparator with a phase deviation of the oscillator output signal fed to the phase comparator. The detector produces an output correction voltage. An adder circuit adds this output correction voltage and an output error voltage of the phase comparator and supplies the resulting added voltage, as a control voltage, to the voltage-controlled oscillator. This phase locked loop operates in a state wherein the lock range thereof has been equivalently expanded by the correction voltage.
    • 锁相环电路包括具有用于相位比较的特定限制的操作范围的相位比较器。 压控振荡器在锁相环的输出端产生一个输出。 同时,振荡器输出被馈送到相位比较器。 提供有相位比较器的输出的检测器电路通过将相位比较器的操作范围与馈送到相位比较器的振荡器输出信号的相位偏差进行比较来检测超过相位的特定极限。 检测器产生输出校正电压。 加法器电路将该输出校正电压和相位比较器的输出误差电压相加,并将所得到的附加电压作为控制电压提供给压控振荡器。 该锁相环在其锁定范围已被等效地扩大了校正电压的状态下工作。
    • 2. 发明授权
    • Multichannel record disc recording system with signal level control
    • 具有信号电平控制的多通道记录光盘记录系统
    • US4016374A
    • 1977-04-05
    • US589557
    • 1975-06-23
    • Yukinobu IshigakiHiroshi Matsushima
    • Yukinobu IshigakiHiroshi Matsushima
    • G11B3/00G11B20/00H03G3/20H04S3/00H04H5/00
    • H03G3/3005G11B20/00992
    • A multichannel record disc recording system comprises operation circuits for forming first and second sum signals and first and second difference signals respectively, from the signals of two pairs of channels, or a total of four channels. The first and second difference signals are angle modulated. When at least one of the first and second sum signals exceeds a predetermined level, a control signal is formed to control the levels of the first and second angle-modulated difference signals. The first sum signal and the first angle-modulated difference signal are level controlled and multiplexed. The second sum signal and the second angle-modulated difference signal are also level controlled and multiplexed thereby to produce multiplexed signals for recording on a record disc.
    • 多通道记录盘记录系统包括用于从两对通道的信号或总共四个通道分别形成第一和第二和信号以及第一和第二差分信号的操作电路。 第一和第二差分信号是角度调制的。 当第一和第二和信号中的至少一个超过预定电平时,形成控制信号以控制第一和第二角度调制差分信号的电平。 第一和信号和第一角度调制差分信号被电平控制和多路复用。 第二和信号和第二角度调制差分信号也被电平控制和多路复用,从而产生用于记录在记录盘上的复用信号。
    • 3. 发明授权
    • Silver powder
    • 银粉
    • US07462301B2
    • 2008-12-09
    • US11736036
    • 2007-04-17
    • Hiroshi MatsushimaKozo Ogi
    • Hiroshi MatsushimaKozo Ogi
    • H01B1/00H01B1/02B22F1/00B22F1/02
    • H01C17/283H05K1/092H05K1/167H05K3/107Y10T74/19456
    • There is provided a method for producing a silver powder having excellent dispersibility and capable of forming a paste which do not form suspended matters by phase separation and which is printed on a substrate to form a film having a uniform thickness. In this method, an alkali or a complexing agent is added to an aqueous silver salt containing solution to form a silver oxide containing slurry or an aqueous silver complex salt containing solution. After or before silver particles are deposited by reduction by adding a reducing agent to the silver oxide containing slurry or aqueous silver complex salt containing solution while stirring it, at least one chelating agent selected from the group consisting of compounds having an azole structure, dicarboxylic acids, hydroxy carboxylic acids and salts thereof is added to a silver power containing slurry solution as a dispersing agent.
    • 提供了一种制备具有优异分散性并能够形成通过相分离不形成悬浮物的糊状物并且印刷在基材上以形成具有均匀厚度的膜的银粉的方法。 在该方法中,将碱或络合剂加入到含银盐溶液中以形成含有氧化银的浆料或含有银络合盐的水溶液。 通过在搅拌的同时将含有氧化银的浆液或含有银络合盐的溶液中添加还原剂还原而沉积银颗粒之前或之后,至少一种螯合剂选自具有唑结构的化合物,二羧酸 ,将羟基羧酸及其盐加入到含有动力的含有淤浆溶液中作为分散剂。
    • 6. 发明授权
    • Apparatus for recording a discriminative signal
    • 用于记录辨别信号的装置
    • US4809087A
    • 1989-02-28
    • US124434
    • 1987-11-23
    • Yasuharu ShimekiHiroshi MatsushimaMasamitsu OhtsuNobuyoshi Kihara
    • Yasuharu ShimekiHiroshi MatsushimaMasamitsu OhtsuNobuyoshi Kihara
    • G11B20/00G11B5/02H04N5/928H04N5/782
    • G11B5/02H04N5/928
    • In a magnetic recording and reproducing device having at least one rotating magnetic head for recording and reproducing video signal and digital form audio signal in a contiguous manner along each track which is inclined at an angle relative to the direction of travel of a magnetic tape, a discriminator signal is combined to the digital form audio signal. The discrimination signal has a first section carrying a check code and a second section carrying information. During the reproducing mode, the discrimination signal is detected such that the information carried in the second section is made invalid when the check code has a predetermined code pattern, and the information carried in the second section is made valid when the check code has a code pattern other than the predetermined code pattern. Furthermore, the check code is used to indicate the type of information contained in the second section.
    • 在具有至少一个旋转磁头的磁记录和再现装置中,用于以相对于磁带行进方向倾斜一个角度的每个轨迹以连续的方式记录和再现视频信号和数字形式的音频信号, 鉴频器信号被组合到数字形式的音频信号。 鉴别信号具有携带检查码的第一部分和携带信息的第二部分。 在重放模式下,检测识别信号,使得当检查码具有预定的码型时,在第二部分中携带的信息变得无效,并且当检查码具有代码时,在第二部分中携带的信息有效 图案以外的预定代码图案。 此外,检查码用于指示第二部分中包含的信息的类型。
    • 8. 发明授权
    • Film image read apparatus, control method therefor, image processing apparatus, image processing method, and storage medium
    • 胶片图像读取装置,其控制方法,图像处理装置,图像处理方法和存储介质
    • US06377331B1
    • 2002-04-23
    • US09158473
    • 1998-09-22
    • Hiroshi Matsushima
    • Hiroshi Matsushima
    • G03B2752
    • H04N1/6086H04N1/00249H04N1/4072H04N1/4076
    • It is an object of this invention to provide a film image read apparatus which allows a monitor to reproduce a film image in accordance with the intention of the photographer. To achieve this object, there is provided an apparatus including an information read circuit for reading predetermined information, other than image information, which is recorded on a film, an image read circuit for reading an illuminated film image, a metering circuit for metering the illuminated film image, a switching circuit for switching metering areas of the metering means for the film image, and a control circuit for controlling the switching means to switch the metering areas for the film image in accordance with the read information.
    • 本发明的目的是提供一种允许监视器根据拍摄者的意图来再现胶片图像的胶片图像读取装置。 为了实现该目的,提供了一种装置,包括用于读取除了图像信息之外的预定信息的信息读取电路,记录在胶片上的图像读取电路,用于读取照明胶片图像的图像读取电路,用于计量照明的计量电路 电影图像,用于切换用于胶片图像的计量装置的测光区域的切换电路;以及控制电路,用于根据读取的信息控制切换装置切换胶片图像的计量区域。