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    • 3. 发明授权
    • Phase frequency synchronism circuit and optical receiver
    • 相频同步电路和光接收机
    • US06600797B1
    • 2003-07-29
    • US09517942
    • 2000-03-03
    • Atsushi HasegawaTetsuya AokiTakeshi Yamashita
    • Atsushi HasegawaTetsuya AokiTakeshi Yamashita
    • H03D324
    • H03L7/095H03L7/087H03L7/0891H03L7/113H04L7/033
    • In order to solve the problem that since a loop filter constant suitable for asynchronous state cannot be selected in the conventional phase frequency synchronism circuit, it takes a long time to synchronize the input data and the clock signal from the asynchronous state, the present invention is to propose a phase frequency synchronism circuit including a phase comparator for generating a voltage according to the phase difference of the clock signal to the input signal, a frequency comparator for deciding if the frequency of the clock signal is higher or lower than the transmission rate of the input signal and generating a binary signal, a synchronous identifying unit for deciding if the input signal and the clock signal are synchronized in their phases and frequencies, a first switch that receives the output from the phase comparator and is closed and opened when the synchronous identifying unit decides that they are synchronized and not synchronized, respectively, a second switch that receives the output from the frequency comparator and is opened and closed when the synchronous identifying unit decides that they are synchronized and not synchronized, respectively, a loop filter that receives the outputs from the first and second switches, and a voltage controlled oscillator that oscillates on the basis of the output from the loop filter.
    • 为了解决由于在常规的相位频率同步电路中不能选择适合于异步状态的环路滤波器常数的问题,从异步状态同步输入数据和时钟信号需要很长时间,本发明是 提出一种相位频率同步电路,该相位频率同步电路包括:相位比较器,用于根据时钟信号与输入信号的相位差产生电压;频率比较器,用于判定时钟信号的频率是否高于或低于 输入信号并产生二进制信号,同步识别单元,用于判定输入信号和时钟信号是否在其相位和频率上同步;第一开关,其接收来自相位比较器的输出,并且当同步 识别单元分别决定它们是同步的,而不是同步的 在接收来自频率比较器的输出时,当同步识别单元分别决定它们同步并且不同步时,分别开启和关闭一个接收来自第一和第二开关的输出的环路滤波器和振荡的压控振荡器 在循环滤波器的输出的基础上。
    • 8. 发明授权
    • Lens barrel and imaging device with lens barrel
    • 镜头镜筒和成像装置带镜筒
    • US07952821B2
    • 2011-05-31
    • US12527008
    • 2008-02-20
    • Atsushi HasegawaTakumi KuwaharaManabu Kobayashi
    • Atsushi HasegawaTakumi KuwaharaManabu Kobayashi
    • G02B7/02G02B15/14
    • G02B7/102
    • A lens barrel includes a holder, a lens frame, and an elastic member. The holder includes a first guide axis and a second guide axis. The lens frame includes a first guide section which is movably fitted around the first guide axis and a second guide section which is movably fitted around the second guide axis, and retains at least one lens. The elastic member exerts an energizing force on the second guide section and is disposed between the holder and the second guide section. The lens frame moves along the optical axis direction of the lens as the first guide section is guided by the first guide axis. The elastic member energizes the lens frame along the optical axis direction of the lens by exerting an energizing force on the second guide section. The distance from the holder to the second guide section is different from that from the holder to the first guide section.
    • 镜筒包括保持器,透镜框架和弹性构件。 保持器包括第一引导轴和第二引导轴。 透镜框架包括可移动地围绕第一引导轴线安装的第一引导部分和可移动地围绕第二引导轴线安装并保持至少一个透镜的第二引导部分。 弹性部件在第二引导部上施加通电力,并且设置在保持器和第二引导部之间。 当第一引导部被第一引导轴引导时,透镜框沿着透镜的光轴方向移动。 弹性部件通过在第二引导部上施加通电力而沿透镜的光轴方向激励透镜框。 从保持器到第二引导部的距离与从保持器到第一引导部的距离不同。
    • 9. 发明申请
    • Liquid Crystal Display Device
    • 液晶显示装置
    • US20100245739A1
    • 2010-09-30
    • US12794986
    • 2010-06-07
    • Atsushi HasegawaToshio Miyazawa
    • Atsushi HasegawaToshio Miyazawa
    • G02F1/1335
    • G02F1/134363G02F1/133555
    • The present invention provides a liquid crystal display device which can reduce the difference in brightness between an image obtained from a reflection region and an image obtained from a transmission region. The liquid crystal display device includes a pixel electrode and a counter electrode in each pixel region on a liquid-crystal-side surface of one substrate out of respective substrates which are arranged to face each other with liquid crystal therebetween. The pixel region includes a transmission region and a reflection region. A gap between the pixel electrode and the counter electrode in the reflection region is set larger than the gap between the pixel electrode and the counter electrode in the transmission region.
    • 本发明提供一种能够减少从反射区域获得的图像与从透射区域获得的图像之间的亮度差异的液晶显示装置。 液晶显示装置在各基板的一个基板的液晶侧表面的各像素区域中具有像素电极和对置电极,它们之间以液晶相互配置。 像素区域包括透射区域和反射区域。 反射区域中的像素电极和对置电极之间的间隙被设定为大于透射区域中的像素电极和对电极之间的间隙。
    • 10. 发明申请
    • Manufacturing method of liquid crystal display device
    • 液晶显示装置的制造方法
    • US20100227425A1
    • 2010-09-09
    • US12662961
    • 2010-05-13
    • Hideo TanabeMasaru TakabatakeToshiki KanekoAtsushi HasegawaHiroko Sehata
    • Hideo TanabeMasaru TakabatakeToshiki KanekoAtsushi HasegawaHiroko Sehata
    • H01L21/04
    • G02F1/133345G02F1/133305G02F1/133504G02F1/133555G02F1/134363G02F1/136213G02F1/136227G02F1/1368G02F2001/13685H01L27/124H01L27/1248H01L29/78675
    • The present invention provides a liquid crystal display device having a large holding capacitance in the inside of a pixel. A liquid crystal display device includes a first substrate, a second substrate arranged to face the first substrate in an opposed manner, and liquid crystal sandwiched between the first substrate and the second substrate. The first substrate includes a video signal line, a pixel electrode, a thin film transistor having a first electrode thereof connected to the video signal line and a second electrode thereof connected to the pixel electrode, a first silicon nitride film formed above the second electrode, an organic insulation film formed above the first silicon nitride film, a capacitance electrode formed above the organic insulation film, and a second silicon nitride film formed above the capacitance electrode and below the pixel electrode. The second silicon nitride film is a film which is formed at a temperature lower than a forming temperature of the first silicon nitride film. The first silicon nitride film and the second silicon nitride film form a contact hole therein by etching both of the first silicon nitride film and the second silicon nitride film collectively by dry etching. The second electrode and the pixel electrode are connected to each other via the contact hole. A potential different from a potential applied to the pixel electrode is applied to the capacitance electrode, and a holding capacitance is formed by the pixel electrode, the second silicon nitride film and the capacitance electrode.
    • 本发明提供一种在像素内部具有大的保持电容的液晶显示装置。 液晶显示装置包括第一基板,以相对的方式与第一基板相对地布置的第二基板和夹在第一基板和第二基板之间的液晶。 第一基板包括视频信号线,像素电极,具有连接到视频信号线的第一电极的薄膜晶体管和连接到像素电极的第二电极,形成在第二电极上方的第一氮化硅膜, 形成在第一氮化硅膜上方的有机绝缘膜,形成在有机绝缘膜上方的电容电极和形成在电容电极上方和像素电极下方的第二氮化硅膜。 第二氮化硅膜是在低于第一氮化硅膜的形成温度的温度下形成的膜。 第一氮化硅膜和第二氮化硅膜通过干法蚀刻同时蚀刻第一氮化硅膜和第二氮化硅膜两者而形成接触孔。 第二电极和像素电极经由接触孔相互连接。 将施加到像素电极的电位不同的电位施加到电容电极,并且由像素电极,第二氮化硅膜和电容电极形成保持电容。