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1. 发明申请

US20130083645A1 OPTICAL PICKUP, INCLINATION ANGLE DETECTION METHOD, OPTICAL INFORMATION DEVICE AND INFORMATION PROCESSING DEVICE 有权
标题翻译：光学拾取，放大角度检测方法，光学信息设备和信息处理设备
公开(公告)号：US20130083645A1
公开(公告)日：2013-04-04
申请号：US13702882
申请日：2011-11-09
申请人： Hidenori Wada , Kousei Sano , Keiichi Matsuzaki , Sadao Mizuno
发明人： Hidenori Wada , Kousei Sano , Keiichi Matsuzaki , Sadao Mizuno
IPC分类号： G11B7/13
CPC分类号： G11B7/13 , G11B7/0956 , G11B7/131 , G11B7/1353 , G11B7/1365 , G11B7/1387 , G11B2007/0013
摘要： An optical pickup, an inclination angle detection method, an optical information device, and an information processing device capable of reliably and accurately detecting a relative inclination angle between an end face of a solid immersion lens and a surface of an optical recording medium are provided. A convergence position modifying unit modifies convergence states of a first beam and a second beam according to layers of an optical recording medium, a first optical detector includes a first light receiving section which receives the converged first beam and a second light receiving section which receives the converged second beam, and the first optical detector detects a relative inclination angle between an end face of a solid immersion lens and a surface of the optical recording medium based on a difference in quantities of received light between the first light receiving section and the second light receiving section.
摘要翻译：提供能够可靠且准确地检测固体浸没透镜的端面与光记录介质的表面之间的相对倾斜角度的光学拾取器，倾斜角度检测方法，光学信息装置和信息处理装置。会聚位置修改单元根据光记录介质的层来修改第一光束和第二光束的会聚状态，第一光检测器包括接收会聚的第一光束的第一光接收部分和接收第一光接收部分的第二光接收部分，会聚第二光束，并且第一光学检测器基于第一光接收部分和第二光线之间的接收光量的差异来检测固体浸没透镜的端面与光记录介质的表面之间的相对倾斜角度接收部分。

2. 发明授权

US08483034B2 Optical pickup, inclination angle detection method, optical information device and information processing device 有权
标题翻译：光学拾取，倾斜角检测方法，光学信息装置和信息处理装置
公开(公告)号：US08483034B2
公开(公告)日：2013-07-09
申请号：US13702882
申请日：2011-11-09
申请人： Hidenori Wada , Kousei Sano , Keiichi Matsuzaki , Sadao Mizuno
发明人： Hidenori Wada , Kousei Sano , Keiichi Matsuzaki , Sadao Mizuno
IPC分类号： G11B7/00
CPC分类号： G11B7/13 , G11B7/0956 , G11B7/131 , G11B7/1353 , G11B7/1365 , G11B7/1387 , G11B2007/0013
摘要： An optical pickup, an inclination angle detection method, an optical information device, and an information processing device capable of reliably and accurately detecting a relative inclination angle between an end face of a solid immersion lens and a surface of an optical recording medium are provided. A convergence position modifying unit modifies convergence states of a first beam and a second beam according to layers of an optical recording medium, a first optical detector includes a first light receiving section which receives the converged first beam and a second light receiving section which receives the converged second beam, and the first optical detector detects a relative inclination angle between an end face of a solid immersion lens and a surface of the optical recording medium based on a difference in quantities of received light between the first light receiving section and the second light receiving section.
摘要翻译：提供能够可靠且准确地检测固体浸没透镜的端面与光记录介质的表面之间的相对倾斜角度的光学拾取器，倾斜角度检测方法，光学信息装置和信息处理装置。会聚位置修改单元根据光记录介质的层来修改第一光束和第二光束的会聚状态，第一光检测器包括接收会聚的第一光束的第一光接收部分和接收第一光接收部分的第二光接收部分，会聚第二光束，并且第一光学检测器基于第一光接收部分和第二光线之间的接收光量的差异来检测固体浸没透镜的端面与光记录介质的表面之间的相对倾斜角度接收部分。

3. 发明授权

US07330419B2 Optical head device and optical information apparatus using the same 有权
标题翻译：光头装置及其使用的光信息装置
公开(公告)号：US07330419B2
公开(公告)日：2008-02-12
申请号：US11443751
申请日：2006-05-31
申请人： Seiji Nishino , Hidenori Wada , Yoshiaki Komma , Sadao Mizuno , Keiichi Matsuzaki
发明人： Seiji Nishino , Hidenori Wada , Yoshiaki Komma , Sadao Mizuno , Keiichi Matsuzaki
IPC分类号： G11B7/00
CPC分类号： G11B7/1398 , G11B7/1353 , G11B7/1367 , G11B7/1372 , G11B7/1378 , G11B7/13922 , G11B7/13925
摘要： An optical head device includes a focusing optical system for focusing a laser beam emitted from a semiconductor laser light source on an optical information medium with an objective lens. A chromatic aberration correction element for correcting chromatic aberration occurring in the objective lens is provided between the semiconductor laser light source and the optical information medium. A light distribution correction element in which the transmittance increases with the distance from the center of the aperture surface of the objective lens is provided so as to correct a reduction of the intensity of the light incident on the aperture surface of the objective lens with the distance from the center of the aperture surface.
摘要翻译：光头装置包括聚焦光学系统，用于将从半导体激光光源发射的激光束聚焦在具有物镜的光信息介质上。在半导体激光光源和光信息介质之间设置用于校正物镜中出现的色像差的色像差校正元件。提供透光率随着距离物镜的孔径表面的中心的距离而增加的光分布校正元件，以便校正入射到物镜的孔表面上的光的强度的降低，距离从孔表面的中心。

4. 发明申请

US20080013414A1 Optical Head For Optical Recorder/Reproducer 有权
标题翻译：光学记录仪/复制光头
公开(公告)号：US20080013414A1
公开(公告)日：2008-01-17
申请号：US11597996
申请日：2005-05-31
申请人： Hidenori Wada , Sadao Mizuno , Yoshiaki Komma , Keiichi Matsuzaki
发明人： Hidenori Wada , Sadao Mizuno , Yoshiaki Komma , Keiichi Matsuzaki
IPC分类号： G11B7/00
CPC分类号： G11B7/12 , G11B7/1356
摘要： An optical head for recording or reproducing a signal on or from an optical recording medium comprising a light source, an objective lens for condensing light emitted from the light source to the optical recording medium, and a light-separating means arranged between the light source and the objective lens in order to separate the light reflected from the optical recording medium from the light emitted from the light source is characterized in that the light-separating means consists of a first glass, a multilayer film formed on the first glass, and an adhesive layer arranged on the multilayer film in order to bond a second glass onto the multilayer film, and the majority of the light emitted from the light source enters into the light-separating means through the first glass and is reflected by the multilayer film.
摘要翻译：一种用于在包括光源的光记录介质上或从光记录介质上记录或再现信号的光学头，用于将从光源发射的光聚焦到光记录介质的物镜，以及布置在光源和为了将从光记录介质反射的光与从光源发射的光分离，物镜的特征在于，分光装置由第一玻璃，形成在第一玻璃上的多层膜和粘合剂层，以将第二玻璃粘合到多层膜上，并且从光源发射的大部分光通过第一玻璃进入分光装置，并被多层膜反射。

5. 发明申请

US20060233071A1 Optical head device and optical information apparatus using the same 有权
公开(公告)号：US20060233071A1
公开(公告)日：2006-10-19
申请号：US11443750
申请日：2006-05-31
申请人： Seiji Nishino , Hidenori Wada , Yoshiaki Komma , Sadao Mizuno , Keiichi Matsuzaki
发明人： Seiji Nishino , Hidenori Wada , Yoshiaki Komma , Sadao Mizuno , Keiichi Matsuzaki
IPC分类号： G11B7/00
CPC分类号： G11B7/1398 , G11B7/1353 , G11B7/1367 , G11B7/1372 , G11B7/1378 , G11B7/13922 , G11B7/13925
摘要： An optical head device includes a focusing optical system for focusing a laser beam emitted from a semiconductor laser light source on an optical information medium with an objective lens. A chromatic aberration correction element for correcting chromatic aberration occurring in the objective lens is provided between the semiconductor laser light source and the optical information medium. A light distribution correction element in which the transmittance increases with the distance from the center of the aperture surface of the objective lens is provided so as to correct a reduction of the intensity of the light incident on the aperture surface of the objective lens with the distance from the center of the aperture surface.

6. 发明授权

US07889622B2 Optical head for optical recorder/reproducer 有权
标题翻译：光学记录器/再现器用光头
公开(公告)号：US07889622B2
公开(公告)日：2011-02-15
申请号：US11597996
申请日：2005-05-31
申请人： Hidenori Wada , Sadao Mizuno , Yoshiaki Komma , Keiichi Matsuzaki
发明人： Hidenori Wada , Sadao Mizuno , Yoshiaki Komma , Keiichi Matsuzaki
IPC分类号： G11B7/00
CPC分类号： G11B7/12 , G11B7/1356
摘要： An optical head for recording or reproducing a signal on or from an optical recording medium including a light source, an objective lens for condensing light emitted from the light source to the optical recording medium, and a light-separating device arranged between the light source and the objective lens in order to separate the light reflected from the optical recording medium from the light emitted from the light source. The light-separating device includes a first glass, a multilayer film formed on the first glass, and an adhesive layer arranged on the multilayer film in order to bond a second glass onto the multilayer film. The majority of the light emitted from the light source enters into the light-separating device through the first glass and is reflected by the multilayer film.
摘要翻译：一种用于在包括光源的光记录介质上或从光记录介质上记录或再现信号的光学头，用于将从光源发射的光聚焦到光记录介质的物镜，以及布置在光源和物镜，以将从光记录介质反射的光与从光源发射的光分离。光分离装置包括第一玻璃，形成在第一玻璃上的多层膜和布置在多层膜上的粘合层，以将第二玻璃粘合到多层膜上。从光源发射的大部分光通过第一玻璃进入分光装置，并被多层膜反射。

7. 发明申请

US20060215505A1 Optical head device and optical information apparatus using the same 有权
公开(公告)号：US20060215505A1
公开(公告)日：2006-09-28
申请号：US11443751
申请日：2006-05-31
申请人： Seiji Nishino , Hidenori Wada , Yoshiaki Komma , Sadao Mizuno , Keiichi Matsuzaki
发明人： Seiji Nishino , Hidenori Wada , Yoshiaki Komma , Sadao Mizuno , Keiichi Matsuzaki
IPC分类号： G11B7/00
CPC分类号： G11B7/1398 , G11B7/1353 , G11B7/1367 , G11B7/1372 , G11B7/1378 , G11B7/13922 , G11B7/13925
摘要： An optical head device includes a focusing optical system for focusing a laser beam emitted from a semiconductor laser light source on an optical information medium with an objective lens. A chromatic aberration correction element for correcting chromatic aberration occurring in the objective lens is provided between the semiconductor laser light source and the optical information medium. A light distribution correction element in which the transmittance increases with the distance from the center of the aperture surface of the objective lens is provided so as to correct a reduction of the intensity of the light incident on the aperture surface of the objective lens with the distance from the center of the aperture surface.

8. 发明授权

US08184522B2 Optical head for optical recorder/reproducer 有权
标题翻译：光学记录器/再现器用光头
公开(公告)号：US08184522B2
公开(公告)日：2012-05-22
申请号：US12983427
申请日：2011-01-03
申请人： Hidenori Wada , Sadao Mizuno , Yoshiaki Komma , Keiichi Matsuzaki
发明人： Hidenori Wada , Sadao Mizuno , Yoshiaki Komma , Keiichi Matsuzaki
IPC分类号： G11B7/00
CPC分类号： G11B7/12 , G11B7/1356
摘要： An optical head for recording or reproducing a signal on or from an optical recording medium including a light source, an objective lens for condensing light emitted from the light source to the optical recording medium, and a light-separating device arranged between the light source and the objective lens in order to separate the light reflected from the optical recording medium from the light emitted from the light source. The light-separating device includes a first glass, a multilayer film formed on the first glass, and an adhesive layer arranged on the multilayer film in order to bond a second glass onto the multilayer film. The majority of the light emitted from the light source enters into the light-separating device through the first glass and is reflected by the multilayer film.
摘要翻译：一种用于在包括光源的光记录介质上或从光记录介质上记录或再现信号的光学头，用于将从光源发射的光聚焦到光记录介质的物镜，以及布置在光源和物镜，以将从光记录介质反射的光与从光源发射的光分离。光分离装置包括第一玻璃，形成在第一玻璃上的多层膜和布置在多层膜上的粘合层，以将第二玻璃粘合到多层膜上。从光源发射的大部分光通过第一玻璃进入分光装置，并被多层膜反射。

9. 发明授权

US07480227B2 Optical head device and optical information apparatus using the same 有权
标题翻译：光头装置及其使用的光信息装置
公开(公告)号：US07480227B2
公开(公告)日：2009-01-20
申请号：US11443750
申请日：2006-05-31
申请人： Seiji Nishino , Hidenori Wada , Yoshiaki Komma , Sadao Mizuno , Keiichi Matsuzaki
发明人： Seiji Nishino , Hidenori Wada , Yoshiaki Komma , Sadao Mizuno , Keiichi Matsuzaki
IPC分类号： G11B7/00
CPC分类号： G11B7/1398 , G11B7/1353 , G11B7/1367 , G11B7/1372 , G11B7/1378 , G11B7/13922 , G11B7/13925
摘要： An optical head device includes a focusing optical system for focusing a laser beam emitted from a semiconductor laser light source on an optical information medium with an objective lens. A chromatic aberration correction element for correcting chromatic aberration occurring in the objective lens is provided between the semiconductor laser light source and the optical information medium. A light distribution correction element in which the transmittance increases with the distance from the center of the aperture surface of the objective lens is provided so as to correct a reduction of the intensity of the light incident on the aperture surface of the objective lens with the distance from the center of the aperture surface.
摘要翻译：光头装置包括聚焦光学系统，用于将从半导体激光光源发射的激光束聚焦在具有物镜的光信息介质上。在半导体激光光源和光信息介质之间设置用于校正物镜中出现的色像差的色像差校正元件。提供透光率随着距离物镜的孔径表面的中心的距离而增加的光分布校正元件，以便校正入射到物镜的孔表面上的光的强度的降低，距离从孔表面的中心。

10. 发明授权

US07110342B2 Optical head device and optical information apparatus using the same 有权
公开(公告)号：US07110342B2
公开(公告)日：2006-09-19
申请号：US10264297
申请日：2002-10-02
申请人： Seiji Nishino , Hidenori Wada , Yoshiaki Komma , Sadao Mizuno , Keiichi Matsuzaki
发明人： Seiji Nishino , Hidenori Wada , Yoshiaki Komma , Sadao Mizuno , Keiichi Matsuzaki
IPC分类号： G11B7/00
CPC分类号： G11B7/1398 , G11B7/1353 , G11B7/1367 , G11B7/1372 , G11B7/1378 , G11B7/13922 , G11B7/13925
摘要： An optical head device includes a focusing optical system for focusing a laser beam emitted from a semiconductor laser light source on an optical information medium with an objective lens. A chromatic aberration correction element for correcting chromatic aberration occurring in the objective lens is provided between the semiconductor laser light source and the optical information medium. A light distribution correction element in which the transmittance increases with the distance from the center of the aperture surface of the objective lens is provided so as to correct a reduction of the intensity of the light incident on the aperture surface of the objective lens with the distance from the center of the aperture surface.

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