公开(公告)号：US08897659B2

公开(公告)日：2014-11-25

申请号：US13064634

申请日：2011-04-05

申请人： Dae-hwan Kim ,  Keon Kuk ,  Jin-han Kim ,  Jun-o Kim ,  Tatsuhiro Otsuka ,  Young-dae Ko

发明人： Dae-hwan Kim ,  Keon Kuk ,  Jin-han Kim ,  Jun-o Kim ,  Tatsuhiro Otsuka ,  Young-dae Ko

IPC分类号： G03G15/20

CPC分类号： G03G15/2039 ,  G03G15/2042

摘要： The apparatus includes a heating roller that generates heat for melting toner attached to a printing medium; a first induction coil that is disposed outside the heating roller and heats the heating roller by using induced current generated according to current flowing through the first induction coil; two second induction coils that are disposed at upper portions of both ends of the first induction coil and heat the heating roller by using induced current generated according to current flowing through the two second induction coils; a power supply unit that supplies current to the first induction coil and the two second induction coils; and a control unit that controls the power supply unit to supply current flowing in the same direction or different directions to the first induction coil and the second induction coils according to the size of paper fed into the heating roller.

摘要翻译： 该装置包括加热辊，该加热辊产生用于熔化附着在打印介质上的调色剂的热量; 第一感应线圈，其设置在所述加热辊的外侧，并使用根据流过所述第一感应线圈的电流产生的感应电流加热所述加热辊; 两个第二感应线圈，其设置在第一感应线圈的两端的上部，并且通过使用根据流经两个第二感应线圈的电流产生的感应电流加热加热辊; 电源单元，其向所述第一感应线圈和所述两个第二感应线圈提供电流; 以及控制单元，其控制所述电源单元根据供给到所述加热辊中的纸张的尺寸，向与所述第一感应线圈和所述第二感应线圈相同的方向或不同方向供给电流。

公开(公告)号：US08611803B2

公开(公告)日：2013-12-17

申请号：US13067391

申请日：2011-05-27

申请人： Young-dae Ko ,  Keon Kuk ,  Jun-o Kim ,  Dae-hwan Kim ,  Tatsuhiro Otsuka ,  Jin-han Kim

发明人： Young-dae Ko ,  Keon Kuk ,  Jun-o Kim ,  Dae-hwan Kim ,  Tatsuhiro Otsuka ,  Jin-han Kim

IPC分类号： G03G15/20

CPC分类号： G03G15/2053 ,  G03G2215/2022

摘要： An induction heating type fusing device and an image forming apparatus including the fusing device. The fusing device includes a magnetic flux generator and a compressing roller outside a fusing belt, first and second fusing rollers and a nip guide inside the fusing belt. The compressing roller compresses against the first and second fusing rollers and the nip guide to form nips, while the fusing belt is disposed between the compressing roller and the first and second fusing rollers and the nip guide.

摘要翻译： 感应加热型定影装置和包括该定影装置的图像形成装置。 定影装置包括位于定影带外部的磁通发生器和压缩辊，第一和第二定影辊以及定影带内部的压合引导件。 压缩辊压靠在第一和第二定影辊和辊隙引导件上以形成夹头，同时定影带设置在压缩辊与第一和第二定影辊和夹持引导件之间。

公开(公告)号：US20110293338A1

公开(公告)日：2011-12-01

申请号：US13067391

申请日：2011-05-27

申请人： Young-dae Ko ,  Keon Kuk ,  Jun-o Kim ,  Dae-hwan Kim ,  Tatsuhiro Otsuka ,  Jin-han Kim

发明人： Young-dae Ko ,  Keon Kuk ,  Jun-o Kim ,  Dae-hwan Kim ,  Tatsuhiro Otsuka ,  Jin-han Kim

IPC分类号： G03G15/20 ,  H05B6/14

CPC分类号： G03G15/2053 ,  G03G2215/2022

摘要： An induction heating type fusing device and an image forming apparatus including the fusing device. The fusing device includes a magnetic flux generator and a compressing roller outside a fusing belt, first and second fusing rollers and a nip guide inside the fusing belt. The compressing roller compresses against the first and second fusing rollers and the nip guide to form nips, while the fusing belt is disposed between the compressing roller and the first and second fusing rollers and the nip guide.

摘要翻译： 感应加热型定影装置和包括该定影装置的图像形成装置。 定影装置包括位于定影带外部的磁通发生器和压缩辊，第一和第二定影辊以及定影带内部的压合引导件。 压缩辊压靠在第一和第二定影辊和辊隙引导件上以形成夹头，同时定影带设置在压缩辊与第一和第二定影辊和夹持引导件之间。

公开(公告)号：US20110280601A1

公开(公告)日：2011-11-17

申请号：US13064634

申请日：2011-04-05

申请人： Dae-hwan Kim ,  Keon Kuk ,  Jin-han Kim ,  Jun-o Kim ,  Tatsuhiro Otsuka ,  Young-dae Ko

发明人： Dae-hwan Kim ,  Keon Kuk ,  Jin-han Kim ,  Jun-o Kim ,  Tatsuhiro Otsuka ,  Young-dae Ko

IPC分类号： G03G15/20

CPC分类号： G03G15/2039 ,  G03G15/2042

摘要： The apparatus includes a heating roller that generates heat for melting toner attached to a printing medium; a first induction coil that is disposed outside the heating roller and heats the heating roller by using induced current generated according to current flowing through the first induction coil; two second induction coils that are disposed at upper portions of both ends of the first induction coil and heat the heating roller by using induced current generated according to current flowing through the two second induction coils; a power supply unit that supplies current to the first induction coil and the two second induction coils; and a control unit that controls the power supply unit to supply current flowing in the same direction or different directions to the first induction coil and the second induction coils according to the size of paper fed into the heating roller.

摘要翻译： 该装置包括加热辊，该加热辊产生用于熔化附着在打印介质上的调色剂的热量; 第一感应线圈，其设置在所述加热辊的外侧，并使用根据流过所述第一感应线圈的电流产生的感应电流加热所述加热辊; 两个第二感应线圈，其设置在第一感应线圈的两端的上部，并且通过使用根据流经两个第二感应线圈的电流产生的感应电流加热加热辊; 电源单元，其向所述第一感应线圈和所述两个第二感应线圈提供电流; 以及控制单元，其控制所述电源单元根据供给到所述加热辊中的纸张的尺寸，向与所述第一感应线圈和所述第二感应线圈相同的方向或不同方向供给电流。

公开(公告)号：US08094531B2

公开(公告)日：2012-01-10

申请号：US12108827

申请日：2008-04-24

申请人： In-joo Kim ,  Tatsuhiro Otsuka

发明人： In-joo Kim ,  Tatsuhiro Otsuka

IPC分类号： G11B20/18 ,  G11B7/00

CPC分类号： G11B20/18 ,  G11B7/0906 ,  G11B2220/2541

摘要： An apparatus for detecting a tracking error signal includes an optical detector to receive light beams reflected from an optical disc and having a plurality of detecting regions; and a phase difference extracting unit to extract a phase difference between a pair of optical signals output from the optical detector, wherein the phase difference extracting unit repeatedly moves a first graph representing one optical signal from among the pair of optical signals by a predetermined distance with respect to a second graph representing another optical signal from among the pair of optical signals, the first and second graph represent optical signal values with respect to t-axis, adds differences between optical signal values of the first graph and optical signal values of the second graph corresponding to predetermined positions of the t-axis, the adding differences is repeated for each of the repeatedly moved positions of the first graph, and outputs a moved distance of a position where the added value is smallest as a phase difference.

摘要翻译： 用于检测跟踪误差信号的装置包括光检测器，用于接收从光盘反射并具有多个检测区域的光束; 以及相位差提取单元，用于提取从所述光学检测器输出的一对光信号之间的相位差，其中所述相位差提取单元将表示来自所述一对光信号之中的一个光信号的第一曲线反复移动预定距离， 对于表示来自一对光信号中的另一光信号的第二图，第一和第二图表示相对于t轴的光信号值，将第一图的光信号值和第二图的光信号值之间的差加上 对应于t轴的预定位置的图形，对于第一曲线的每个重复移动的位置重复相加差，并且将相加值最小的位置的移动距离作为相位差输出。

公开(公告)号：US07376064B2

公开(公告)日：2008-05-20

申请号：US10372675

申请日：2003-02-25

申请人： Yong-jin Ahn ,  In-sik Park ,  Kyung-geun Lee ,  Chang-jin Yang ,  Tatsuhiro Otsuka ,  Seong-sue Kim ,  Jung-wan Ko ,  Du-seop Yoon

发明人： Yong-jin Ahn ,  In-sik Park ,  Kyung-geun Lee ,  Chang-jin Yang ,  Tatsuhiro Otsuka ,  Seong-sue Kim ,  Jung-wan Ko ,  Du-seop Yoon

IPC分类号： G11B7/00

CPC分类号： G11B7/00456 ,  G11B7/00454 ,  G11B7/00557

摘要： A method and apparatus to record data on an optical recording medium include generating a recording waveform having an erase pattern comprising a predetermined pulse having a high level which is higher than an erase power level and having a low level which is lower than the erase power level.

摘要翻译： 一种在光学记录介质上记录数据的方法和装置包括：生成具有擦除图案的记录波形，该擦除图案包括具有高于擦除功率电平并且具有低于擦除功率电平的低电平的高电平的预定脉冲 。

公开(公告)号：US20080089193A1

公开(公告)日：2008-04-17

申请号：US11748114

申请日：2007-05-14

申请人： Sung-hyun Kim ,  Young-jae Park ,  Tatsuhiro Otsuka ,  Kab-hyun Jeong

发明人： Sung-hyun Kim ,  Young-jae Park ,  Tatsuhiro Otsuka ,  Kab-hyun Jeong

IPC分类号： G11B7/00 ,  G11B7/085

CPC分类号： G11B7/08511 ,  G11B7/13925 ,  G11B2007/0013

摘要： An apparatus and method for controlling a focus jump between recoding layers in a high-density multi-layer disk. The apparatus includes: an optical pickup including an objective lens focusing light on the disk, an aberration correcting unit, and a photodetector detecting light reflected from the disk; a signal processing unit generating a focus error signal from a signal output by the photodetector; a focus hold unit holding a focus servo of the optical pickup; a focus servo control unit controlling the focus servo of the optical pickup using the focus error signal; and a driving unit driving the optical pickup using a signal output by the focus servo control unit.

摘要翻译： 一种用于控制高密度多层盘中的编码层之间的聚焦跳跃的装置和方法。 该装置包括：光拾取器，其包括将光聚焦在盘上的物镜，像差校正单元和检测从盘反射的光的光电检测器; 信号处理单元，从由所述光电检测器输出的信号产生聚焦误差信号; 保持光拾取器的聚焦伺服的聚焦保持单元; 聚焦伺服控制单元，使用聚焦误差信号控制光学拾取器的聚焦伺服; 以及驱动单元，其使用由聚焦伺服控制单元输出的信号来驱动光学拾取器。

公开(公告)号：US07301884B2

公开(公告)日：2007-11-27

申请号：US10806107

申请日：2004-03-23

申请人： Yong-jin Ahn ,  In-sik Park ,  Kyung-geun Lee ,  Chang-jin Yang ,  Tatsuhiro Otsuka ,  Du-seop Yoon ,  Seong-sue Kim

发明人： Yong-jin Ahn ,  In-sik Park ,  Kyung-geun Lee ,  Chang-jin Yang ,  Tatsuhiro Otsuka ,  Du-seop Yoon ,  Seong-sue Kim

IPC分类号： G11B7/00

CPC分类号： G11B7/126 ,  G11B7/0045 ,  G11B7/00454 ,  G11B7/00456 ,  G11B7/0062 ,  G11B2007/0006

摘要： A method of and apparatus for recording data on an optical recording medium form a mark or a space by using a recording waveform having an erase pattern containing a multi-pulse. The method and the apparatus prevent distortion of the mark or the space and improve a mark shape such that a recording/reproducing characteristic of the optical recording medium is improved.

公开(公告)号：US20070115775A1

公开(公告)日：2007-05-24

申请号：US11600851

申请日：2006-11-17

申请人： Ji-seon Baek ,  Tatsuhiro Otsuka

发明人： Ji-seon Baek ,  Tatsuhiro Otsuka

IPC分类号： G11B7/12

CPC分类号： G11B7/1267

摘要： A method of determining an optimum write power of a recordable optical disk to control an optimum power of the recordable optical disk, and an optical disk driving apparatus using the same, the method including: performing a test, in which a test pattern is recorded on the optical disk and a write power by which a recording state of the test pattern is optimum is determined, a plurality of times by differently setting a start power each time; and determining optimum write power of the optical disk using optimum write power values obtained as a result of the tests.

摘要翻译： 一种确定可记录光盘的最佳写入功率以控制可记录光盘的最佳功率的方法以及使用其的光盘驱动装置的方法，该方法包括：执行测试模式被记录在 确定光盘和测试图案的记录状态是最佳的写入功率，每次通过不同地设置启动功率来确定多次; 以及使用作为测试结果获得的最佳写入功率值来确定光盘的最佳写入功率。

公开(公告)号：US20060203629A1

公开(公告)日：2006-09-14

申请号：US11430875

申请日：2006-05-10

申请人： Kyung-geun Lee ,  Tae-kyung Kim ,  Tatsuhiro Otsuka ,  Wook-yeon Hwang

发明人： Kyung-geun Lee ,  Tae-kyung Kim ,  Tatsuhiro Otsuka ,  Wook-yeon Hwang

IPC分类号： G11B7/00

CPC分类号： G11B7/00454 ,  G11B7/0053 ,  G11B7/00718 ,  G11B7/00736 ,  G11B7/0912 ,  G11B7/24085

摘要： An information storage medium and a method of recording data on and/or reproducing data from the information storage medium, includes an information storage medium having at least one information storage layer. Data is recorded in the form of protruding or indented pits in the entire or partial area of the information storage medium, and information regarding the protruding or indented pits is recorded. Smooth tracking can be achieved using the information regarding the protruding or indented pits, that is, push-pull polarity information.

摘要翻译： 信息存储介质和从信息存储介质记录数据和/或再现数据的方法包括具有至少一个信息存储层的信息存储介质。 在信息存储介质的整个或部分区域中以突出或缩进凹坑的形式记录数据，并且记录关于突出或缩进凹坑的信息。 可以使用关于突出或凹陷凹坑的信息，即推挽极性信息来实现平滑跟踪。