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    • 71. 发明申请
    • Method for manufacturing magneto-optical recording medium
    • 磁光记录介质的制造方法
    • US20080199602A1
    • 2008-08-21
    • US12148636
    • 2008-04-21
    • Takeshi MikiKazuhiko FujiieYasuhito TanakaGoro FujitaTetsuhiro Sakamoto
    • Takeshi MikiKazuhiko FujiieYasuhito TanakaGoro FujitaTetsuhiro Sakamoto
    • B05D5/00B05D3/06
    • G11B11/10582G11B11/10517G11B11/10584
    • A method for manufacturing a magneto-optical recording medium in which reading of recorded information is performed through domain wall displacement in a reproduction layer is provided, in which magnetic separation of groove side-wall portions is performed more reliably; as a result a magneto-optical recording medium with satisfactory recording and reproduction characteristics can be provided. The method is to manufacture a magneto-optical recording medium in which on a substrate 1 having grooves 12 at least a reproduction layer and a recording layer, each of which is formed of magnetic layers, are deposited and recorded information is reproduced through domain wall displacement in the reproduction layer; and the method includes a first annealing process in which, after depositing at least the reproduction layer and recording layer on the substrate 1 on which are formed lands 11 and grooves 12, only side-wall portions 13 between adjacent lands 11 and grooves 12 are irradiated with laser light L1, and a second magnetization annealing process in which regions including adjacent side-wall portions 13 and lands between side-wall portions 13 are irradiated with laser light L2 having a spot diameter greater than the spot diameter of the laser light in the first annealing process, while applying an external magnetic field Hex.
    • 提供了一种制造磁光记录介质的方法,其中通过再现层中的畴壁位移进行记录信息的读取,其中槽侧壁部分的磁分离更可靠地进行; 结果,可以提供具有令人满意的记录和再现特性的磁光记录介质。 该方法是制造磁光记录介质,其中在至少具有由磁层形成的再生层和记录层的凹槽12的基板1上沉积,并通过畴壁位移再现记录信息 在复制层; 并且该方法包括第一退火处理,其中在至少将再生层和记录层沉积在其上形成有焊盘11和凹槽12的基板1上之后,仅在相邻焊盘11和槽12之间照射侧壁部分13 激光L 1和第二磁化退火处理,其中包括相邻的侧壁部分13和侧壁部分13之间的区域的区域被照射具有大于激光的光斑直径的光点直径的激光L 2 在第一退火过程中,同时施加外部磁场Hex。
    • 73. 发明申请
    • Driving circuit
    • 驱动电路
    • US20070018194A1
    • 2007-01-25
    • US11451371
    • 2006-06-13
    • Takeshi MikiMitsuhiro Kanayama
    • Takeshi MikiMitsuhiro Kanayama
    • H01L29/74
    • H03K17/6877H03K17/04123H03K17/0414H03K17/08122H03K2217/0063
    • When a PWM command signal reaches a low level, an input transistor turns on, an on-driving transistor turns off, Darlington-connected off-driving transistors connected in series with the on-driving transistor turn on, and an output MOSFET changes from an on-state to an off-state. At this time, a base current of the on-driving transistor is limited by its input resistor, and charge stored in a base region decreases. When the command signal reaches a high level again while the base current flows through the on-driving transistor, the charges stored in bases of the Darlington-connected transistors are quickly lost because of the existence of the resistor, a diode, and a second resistor, which reduces turn-off time.
    • 当PWM指令信号达到低电平时,输入晶体管导通,导通晶体管截止,与驱动晶体管串联连接的达林顿连接的截止驱动晶体管导通,输出MOSFET从 状态到不在州。 此时,驱动晶体管的基极电流被其输入电阻器限制,并且存储在基极区域中的电荷减小。 当基准电流流过驱动晶体管时,当命令信号再次达到高电平时,由于存在电阻器,二极管和第二电阻器,存储在达林顿连接的晶体管基极中的电荷迅速丧失 ,这减少了关闭时间。
    • 76. 发明申请
    • Liquid crystal display television, backlight control device, and backlight control method
    • 液晶显示电视,背光控制装置和背光控制方法
    • US20050231458A1
    • 2005-10-20
    • US11092647
    • 2005-03-29
    • Takeshi Miki
    • Takeshi Miki
    • G02F1/13357G02F1/133G09G3/20G09G3/34G09G3/36H04N5/66
    • G09G3/3406G09G2320/0261G09G2320/062G09G2320/0626G09G2320/10
    • Conventionally, it is difficult to adjust the luminance of an LCD panel suitable for viewing a movie image. According to this invention, when a black belt detection circuit detects a black belt added above and below an image to be viewed, such as a letter box type video signal, a microcomputer generates a pulse signal P with a predetermined duty ratio, as a control signal to cause an inverter to lower the luminance of a backlight. Said inverter in turn change the duty ratio of a drive pulse output from a switching circuit based on said pulse signal, and the backlight decreases its luminance, making the luminance of the LCD panel suitable for viewing a movie image. Moreover, it is possible to display an image as it is based on an input image signal, thus allowing the original gray scale of the input video signal to be reproduce faithfully on the screen.
    • 通常,难以调整适合于观看电影图像的LCD面板的亮度。 根据本发明,当黑带检测电路检测到诸如信箱型视频信号之类的图像上方和下方添加的黑带时,微计算机产生具有预定占空比的脉冲信号P作为控制 信号使逆变器降低背光的亮度。 所述逆变器依次改变基于所述脉冲信号从开关电路输出的驱动脉冲的占空比,并且背光降低其亮度,使得LCD面板的亮度适合于观看电影图像。 此外,可以基于输入图像信号原样显示图像,从而允许输入视频信号的原始灰度在屏幕上忠实地再现。