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31. 发明授权

US06262948B1 Optical disk having a protective layer specified thickness relative to the NA of an objective lens and the wavelength of light source 失效
标题翻译：具有相对于物镜的NA规定厚度的保护层和光源的波长的光盘
公开(公告)号：US06262948B1
公开(公告)日：2001-07-17
申请号：US09082830
申请日：1998-05-21
申请人： Tetsu Watanabe , Yoshio Aoki
发明人： Tetsu Watanabe , Yoshio Aoki
IPC分类号： G11B1100
CPC分类号： G11B7/00718 , G11B7/0037 , G11B7/007 , G11B7/1372 , G11B7/1374 , G11B7/24038 , G11B7/24059 , G11B7/243 , G11B11/10532 , G11B11/10534 , G11B11/10541 , G11B11/10543 , G11B11/10554 , G11B11/10558 , G11B11/10584 , G11B2007/13727
摘要： An optical disc system uses an optical disc with a light-transmitting cover and an objective lens for bundling or focusing a light beam on a recording layer of the optical disc in order to perform recording and/or reproducing of information. The thickness of the light-transmitting cover falls within the range of 0.05 mm to 0.6 mm, the numerical aperture (NA) of the objective lens is set to fall within the range of 0.55 to 1.10, and the wavelength of the light beam is selected to be between 100 nm to 780 nm.
摘要翻译：光盘系统使用具有透光盖和物镜的光盘，用于将光束聚集或聚焦在光盘的记录层上，以便执行信息的记录和/或再现。透光罩的厚度在0.05mm至0.6mm的范围内，物镜的数值孔径（NA）设定在0.55至1.10的范围内，并且选择光束的波长在100nm至780nm之间。

32. 发明授权

US5757733A Optical disc system having an objective lens with a numerical aperture related to the thickness of the protective layer 失效
标题翻译：具有与保护层的厚度相关的具有数值孔径的物镜的光盘系统
公开(公告)号：US5757733A
公开(公告)日：1998-05-26
申请号：US613035
申请日：1996-03-08
申请人： Tetsu Watanabe , Yoshio Aoki
发明人： Tetsu Watanabe , Yoshio Aoki
IPC分类号： G11B7/0037 , G11B7/007 , G11B7/135 , G11B7/24 , G11B11/105 , G11B11/00
CPC分类号： G11B7/1372 , G11B11/10532 , G11B11/10534 , G11B11/10541 , G11B11/10543 , G11B11/10554 , G11B11/10558 , G11B11/10584 , G11B7/0037 , G11B7/00718 , G11B7/1374 , G11B7/24038 , G11B7/24059 , G11B2007/13727
摘要： A magneto-optical disc system includes a magneto-optical disc 40 with a light-transmitting cover layer 41, an objective lens 2 for bundling or focusing a laser beam onto a magnetic recording layer 43 of the magneto-optical disc 40 for recording information thereon and/or reproducing information therefrom, and a magnetic field generating unit 9 having a coil pattern 7 arranged on an optical glass element 8. The thickness t.sub.2 of the light-transmitting cover layer 41 falls within the range of 0.6 to 0.1 mm, and the numerical aperture (NA) of the objective lens 2 falls within the range of 0.55 to 0.70.
摘要翻译：磁光盘系统包括具有透光覆盖层41的磁光盘40，用于将激光束聚集或聚焦到磁光盘40的磁记录层43上以便在其上记录信息的物镜2 和/或再现信息，以及具有布置在光学玻璃元件8上的线圈图案7的磁场产生单元9.透光覆盖层41的厚度t2在0.6至0.1mm的范围内，并且物镜2的数值孔径（NA）在0.55〜0.70的范围内。

33. 发明授权

US5617378A Magneto-optical disc system having an objective lens with a numerical aperture related to the thickness of the protective layer 失效
标题翻译：具有具有与保护层的厚度相关的数值孔径的物镜的磁光盘系统
公开(公告)号：US5617378A
公开(公告)日：1997-04-01
申请号：US499347
申请日：1995-07-07
申请人： Tetsu Watanabe , Yoshio Aoki
发明人： Tetsu Watanabe , Yoshio Aoki
IPC分类号： G11B7/007 , G11B7/135 , G11B7/24 , G11B11/105 , G11B11/00
CPC分类号： G11B7/1372 , G11B11/10534 , G11B11/10543 , G11B11/10554 , G11B11/10558 , G11B7/00718 , G11B7/1374 , G11B7/24056 , G11B11/10584
摘要： An magneto-optical disc system includes an magneto-optical disc with a light-transmitting cover and an objective lens for bundling or focusing a laser beam on a recording layer of the magneto-optical disc in order to perform recording and/or reproduction. The thickness t.sub.2 of the light-transmitting cover is set to fall within the range of 0.6 to 0.1 mm, the numerical aperture (NA) of the objective lens is set to fall within the range of 0.55 to 0.70 and the wavelength of the light beam is selected to be between 635 and 680 nanometers.
摘要翻译：磁光盘系统包括具有透光盖的磁光盘和用于将激光束聚集或聚焦在磁光盘的记录层上以便执行记录和/或再现的物镜。透光罩的厚度t2设定在0.6〜0.1mm的范围内，物镜的数值孔径（NA）设定在0.55〜0.70的范围内，光束的波长被选择在635和680纳米之间。

34. 发明授权

US5610880A Optical disc system and optical disk therefor 失效
标题翻译：光盘系统及其光盘
公开(公告)号：US5610880A
公开(公告)日：1997-03-11
申请号：US683557
申请日：1996-07-17
申请人： Tetsu Watanabe , Yoshio Aoki
发明人： Tetsu Watanabe , Yoshio Aoki
IPC分类号： G11B7/0037 , G11B7/007 , G11B7/135 , G11B7/24 , G11B11/105 , G11B17/00
CPC分类号： G11B7/0037 , G11B11/10532 , G11B11/10534 , G11B11/10541 , G11B11/10543 , G11B11/10554 , G11B11/10558 , G11B11/10584 , G11B7/00718 , G11B7/1372 , G11B7/1374 , G11B7/24038 , G11B7/24059 , G11B2007/13727
摘要： An optical disc system using an optical disc with a light-transmitting cover and an objective lens for bundling or focusing a laser beam on a recording layer of the optical disc in order to perform recording and/or reproduction. The thickness t.sub.2 of the light-transmitting cover is set to fall within the range of 0.6 to 0.1 mm, the numerical aperture (NA) of the objective lens is set to fall within the range of 0.55 to 0.70 and the wavelength of the light beam is selected to be between 635 and 650 nanometers.
摘要翻译：一种使用具有透光罩的光盘和用于将激光束聚集或聚焦在光盘的记录层上以便执行记录和/或再现的光盘的光盘系统。透光罩的厚度t2设定在0.6〜0.1mm的范围内，物镜的数值孔径（NA）设定在0.55〜0.70的范围内，光束的波长被选择在635和650纳米之间。

35. 发明授权

US5587990A Optical disc system and optical disc therefor 失效
标题翻译：光盘系统及其光盘
公开(公告)号：US5587990A
公开(公告)日：1996-12-24
申请号：US499331
申请日：1995-07-07
申请人： Tetsu Watanabe , Yoshio Aoki
发明人： Tetsu Watanabe , Yoshio Aoki
IPC分类号： G11B7/0037 , G11B7/007 , G11B7/135 , G11B7/24 , G11B11/105
CPC分类号： G11B7/0037 , G11B11/10532 , G11B11/10534 , G11B11/10541 , G11B11/10543 , G11B11/10554 , G11B11/10558 , G11B11/10584 , G11B7/00718 , G11B7/1372 , G11B7/1374 , G11B7/24038 , G11B7/24059 , G11B2007/13727
摘要： An optical disc system using an optical disc with a light-transmitting cover and an objective lens for bundling or focusing a laser beam on a recording layer of the optical disc in order to perform recording and/or reproduction. The thickness t.sub.2 of the light-transmitting cover is set to fall within the range of 0.6 to 0.1 mm, the numerical aperture (NA) of the objective lens is set to fall within the range of 0.55 to 0.70 and the wavelength of the light beam is selected to be between 635 and 650 nanometers.
摘要翻译：一种使用具有透光罩的光盘和用于将激光束聚集或聚焦在光盘的记录层上以便执行记录和/或再现的光盘的光盘系统。透光罩的厚度t2设定在0.6〜0.1mm的范围内，物镜的数值孔径（NA）设定在0.55〜0.70的范围内，光束的波长被选择在635和650纳米之间。

36. 发明授权

US5533001A Magneto-optical disk system with specified thickness for protective layer relative to the numerical aperture of the objective lens 失效
公开(公告)号：US5533001A
公开(公告)日：1996-07-02
申请号：US383351
申请日：1995-02-03
申请人： Tetsu Watanabe , Yoshio Aoki
发明人： Tetsu Watanabe , Yoshio Aoki
IPC分类号： G11B7/0037 , G11B7/007 , G11B7/135 , G11B7/24 , G11B11/105 , G11B11/00
CPC分类号： G11B7/1372 , G11B11/10532 , G11B11/10534 , G11B11/10541 , G11B11/10543 , G11B11/10554 , G11B11/10558 , G11B11/10584 , G11B7/0037 , G11B7/00718 , G11B7/1374 , G11B7/24038 , G11B7/24059 , G11B2007/13727
摘要： A magneto-optical disc system includes a magneto-optical disc with a light-transmitting cover, an objective lens for bundling or focusing a laser beam on a magnetic recording layer of the magneto-optical disc in order to perform recording and/or reproduction, and a magnetic field generating unit obtained by forming a coil pattern in an optical glass. In the above system, the thickness t.sub.2 of the light-transmitting cover is set to fall within the range of 0.6 to 0.1 mm, and the numerical aperture (NA) of the objective lens is set to fall within the range of 0.55 to 0.70, so as to obtain high-density recording and/or reproduction by permitting the lens to be quite close to the actual recording layer.

37. 发明授权

US5287334A Magneto-optical pickup apparatus and magneto-optical recording/reproducing apparatus 失效
标题翻译：磁光拾取装置和磁光记录/再现装置
公开(公告)号：US5287334A
公开(公告)日：1994-02-15
申请号：US808077
申请日：1991-12-11
申请人： Kietsu Iwabuchi , Koji Sasaki , Tetsu Watanabe , Tamotsu Yamagami , Yoshio Aoki
发明人： Kietsu Iwabuchi , Koji Sasaki , Tetsu Watanabe , Tamotsu Yamagami , Yoshio Aoki
IPC分类号： G11B11/105 , G11B5/127
CPC分类号： G11B11/10584 , G11B11/10532 , G11B11/10536 , G11B11/10554
摘要： A magneto-optical pickup apparatus includes an objective lens for focusing a laser beam emitted from a laser device onto a magneto-optical recording medium, driving coils, on which the objective lens is mounted, for driving the objective lens in focusing and tracking directions, and a plate arranged at an end portion of the driving coils between the objective lens and the magneto-optical recording medium. The plate is formed with a coil pattern for generating a magnetic field to be applied to the magneto-optical recording medium, and can allow a laser beam transmitted through the objective lens to pass therethrough.
摘要翻译：磁光拾取装置包括用于将从激光装置发射的激光束聚焦到磁光记录介质上的物镜，其上安装有物镜的驱动线圈，用于在聚焦和跟踪方向上驱动物镜，以及布置在物镜和磁光记录介质之间的驱动线圈的端部处的板。板形成有用于产生要施加到磁光记录介质的磁场的线圈图案，并且可以允许透过物镜的激光束通过。

38. 发明授权

US4771347A Magneto-optical recording system 失效
标题翻译：磁光记录系统
公开(公告)号：US4771347A
公开(公告)日：1988-09-13
申请号：US942971
申请日：1986-12-17
申请人： Hideyoshi Horimai , Osamu Kawakubo , Yoshio Aoki
发明人： Hideyoshi Horimai , Osamu Kawakubo , Yoshio Aoki
IPC分类号： G11B5/02 , G11B11/10 , G11B11/105 , G11B13/00 , G11B13/04 , G11B3/70 , G11B11/00
CPC分类号： G11B11/10521 , G11B11/10506
摘要： Disclosed is herein a magneto-optical recording system comprising: preparing a magneto-optical recording medium comprising a magneto-optical recording layer and a bias magnetic field formed on a transparent substrate, the magneto-optical recording layer having Curie temperature higher than room temperature, the bias magnetic layer having compensation temperature higher than Curie temperature, the magneto-optical recording layer and the bias magnetic layer being superposed having a nonmagnetic layer therebetween, and applying heating means to the magneto-optical recording medium having first and second heating power levels, the first heating power level being selected enough to heat the magneto-optical recording layer higher than the Curie temperature of the magneto-optical recording layer and to heat the bias magnetic layer higher than the compensation temperature of the bias magnetic layer, the second heating power level being selected enough to heat the magneto-optical recording layer higher than the Curie temperature of the magneto-optical recording layer while keeping the bias magnetic layer below the compensation temperature of the bias magnetic layer.
摘要翻译：本文公开了一种磁光记录系统，包括：制备磁光记录介质，其包括形成在透明基板上的磁光记录层和偏磁场，所述磁光记录层的居里温度高于室温，所述偏置磁性层的补偿温度高于居里温度，所述磁光记录层和所述偏磁层叠加在其间具有非磁性层，并且将加热装置施加到具有第一和第二加热功率电平的磁光记录介质上，第一加热功率水平被选择为足以加热高于磁光记录层的居里温度的磁光记录层，并加热偏置磁性层高于偏磁层的补偿温度，第二加热功率被选择为足以加热磁光记录层 r高于磁光记录层的居里温度，同时将偏磁层保持在偏磁层的补偿温度以下。

39. 发明授权

US4749392A Dehumidifying material 失效
标题翻译：除湿材料
公开(公告)号：US4749392A
公开(公告)日：1988-06-07
申请号：US937288
申请日：1986-12-03
申请人： Yoshio Aoki , Masatoshi Saito
发明人： Yoshio Aoki , Masatoshi Saito
IPC分类号： B65D65/42 , A47C21/06 , B01J20/28 , B65D81/26 , B01D53/04
CPC分类号： B65D81/267 , A47C27/005 , B01J20/28033 , B01J20/2805
摘要： A moisture absorbent is sealed between an elastic material and a moisture-permeable film to thereby provide a dehumidifying material having an elastic layer or bed therein. The dehumidifying material may be used in the fields of packing articles such as precision machines and dehydrated food and of dehumidification of beds, cushions, seat covers, lockers and the like.
摘要翻译：将吸湿剂密封在弹性材料和透湿膜之间，从而提供在其中具有弹性层或床的除湿材料。除湿材料可以用于精密机械，脱水食品等包装制品和床，靠垫，座椅罩，储物柜等的除湿领域。

40. 发明授权

US4639907A Magneto-optical apparatus 失效
标题翻译：磁光设备
公开(公告)号：US4639907A
公开(公告)日：1987-01-27
申请号：US647535
申请日：1984-09-05
申请人： Yoshio Aoki , Yoshihiro Tsukamura
发明人： Yoshio Aoki , Yoshihiro Tsukamura
IPC分类号： G11B11/10 , G11B7/085 , G11B11/105 , G11B7/125
CPC分类号： G11B11/10536 , G11B7/085
摘要： A magneto-optical apparatus records, reads and erases information by radiating a laser beam on a magneto-optical medium which uses an amorphous material for a recording layer and which is subjected to information writing and erasure, wherein a predetermined DC signal is added to a focus error signal in the erasure mode, and the laser beam irradiates the magneto-optical medium in a defocused state.
摘要翻译：磁光装置通过在使用无定形材料作为记录层并进行信息写入和擦除的磁光介质上照射激光束来记录，读取和擦除信息，其中预定的DC信号被添加到在擦除模式下的聚焦误差信号，并且激光束以散焦状态照射磁光介质。

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