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1. 发明申请

US20080267040A1 TWO-DIMENSIONAL DIGITAL DATA ACQUISITION ELEMENT AND HOLOGRAPHIC STORAGE APPARATUS 有权
标题翻译：二维数字采集元件和全息存储设备
公开(公告)号：US20080267040A1
公开(公告)日：2008-10-30
申请号：US12109633
申请日：2008-04-25
申请人： Yoshinori Iida , Hiroto Honda , Akiko Hirao , Kazuki Matsumoto
发明人： Yoshinori Iida , Hiroto Honda , Akiko Hirao , Kazuki Matsumoto
IPC分类号： G11B7/00
CPC分类号： G11B7/0065 , G11B7/131 , G11B7/1372 , G11C13/044 , G11C13/047
摘要： A two-dimensional digital data acquisition element includes: a pixel area having a plurality of pixels arranged in a matrix form, each of the pixels having a photoelectric conversion element to convert the reproduced light from the optical information recording medium to an electric signal; selection circuits which select the pixel; a readout circuit which reads out an electric signal of a pixel selected by the selection circuits; and a 1-bit AD converter which converts an output of the readout circuit to 1-bit digital data. A pitch ratio N between a pitch P1 of the unit data areas in the two-dimensional digital image information and a pitch P2 of the pixels in the pixel area defined as N=P1/P2 satisfies a relation A·n2/(An+1)
摘要翻译：二维数字数据采集元件包括：具有以矩阵形式布置的多个像素的像素区域，每个像素具有光电转换元件，用于将来自光信息记录介质的再现光转换为电信号; 选择像素的选择电路; 读出电路，读出由选择电路选择的像素的电信号; 以及将读出电路的输出转换为1位数字数据的1位AD转换器。二维数字图像信息中的单位数据区域的间距P1与定义为N = P 1 / P 2的像素区域中的像素的间距P 2之间的间距比N满足< -formulae description =“In-line Formulas”end =“lead”？> An ^{2 /（An + 1） /（An-1） <？in-line-formula description =“在线公式”end =“tail”？>其中A是二维数字数据的一个字节的一维方向上的数字数据的数量，n是自然的至少数2。}

2. 发明授权

US07907495B2 Two-dimensional digital data acquisition element and holographic storage apparatus 有权
标题翻译：二维数字采集元件和全息存储装置
公开(公告)号：US07907495B2
公开(公告)日：2011-03-15
申请号：US12109633
申请日：2008-04-25
申请人： Yoshinori Iida , Hiroto Honda , Akiko Hirao , Kazuki Matsumoto
发明人： Yoshinori Iida , Hiroto Honda , Akiko Hirao , Kazuki Matsumoto
IPC分类号： G11B7/00
CPC分类号： G11B7/0065 , G11B7/131 , G11B7/1372 , G11C13/044 , G11C13/047
摘要： A two-dimensional digital data acquisition element includes: a pixel area having a plurality of pixels arranged in a matrix form, each of the pixels having a photoelectric conversion element to convert the reproduced light from the optical information recording medium to an electric signal; selection circuits which select the pixel; a readout circuit which reads out an electric signal of a pixel selected by the selection circuits; and a 1-bit AD converter which converts an output of the readout circuit to 1-bit digital data. A pitch ratio N between a pitch P1 of the unit data areas in the two-dimensional digital image information and a pitch P2 of the pixels in the pixel area defined as N=P1/P2 satisfies a relation A·n2/(An+1)
摘要翻译：二维数字数据采集元件包括：具有以矩阵形式布置的多个像素的像素区域，每个像素具有光电转换元件，用于将来自光信息记录介质的再现光转换为电信号; 选择像素的选择电路; 读出电路，其读出由选择电路选择的像素的电信号; 以及将读出电路的输出转换为1位数字数据的1位AD转换器。二维数字图像信息中的单位数据区域的间距P1与定义为N = P1 / P2的像素区域中的像素的间距P2之间的间距比N满足关系A·n2 /（An + 1 ）

3. 发明授权

US07593304B2 Apparatus and method for recording and reproducing hologram, and spatial light modulator therefor 失效
标题翻译：用于记录和再现全息图的装置和方法及其空间光调制器
公开(公告)号：US07593304B2
公开(公告)日：2009-09-22
申请号：US11209800
申请日：2005-08-24
申请人： Kazuki Matsumoto , Akiko Hirao , Rumiko Hayase , Takayuki Tsukamoto
发明人： Kazuki Matsumoto , Akiko Hirao , Rumiko Hayase , Takayuki Tsukamoto
IPC分类号： G11B7/00
CPC分类号： G11B7/128 , G11B7/0065 , G11B7/083
摘要： A hologram recording/reproducing apparatus includes a recording/reproducing optical system that guides at least one of an information beam and a reference beam to an optical recording medium; a spatial light modulator that is arranged in an optical path of the recording/reproducing optical system, and spatially modulates a beam guided via the recording/reproducing optical system to generate the information beam; a first misalignment detecting unit that detects a first misalignment between the recording/reproducing optical system and the spatial light modulator using a beam for detecting the first misalignment; and a first misalignment correcting unit that corrects the first misalignment based on the first misalignment detected by the first misalignment detecting unit.
摘要翻译：一种全息记录/重放装置，包括将信息光束和参考光束中的至少一个引导至光学记录介质的记录/再现光学系统; 布置在记录/再现光学系统的光路中的空间光调制器，并且空间调制经由记录/再现光学系统引导的光束以产生信息光束; 第一未对准检测单元，使用用于检测第一未对准的光束来检测记录/再现光学系统和空间光调制器之间的第一未对准; 以及第一未对准校正单元，其基于由第一未对准检测单元检测到的第一未对准来校正第一未对准。

4. 发明申请

US20090226822A1 RECORDING MEDIUM 审中-公开
标题翻译：记录媒体
公开(公告)号：US20090226822A1
公开(公告)日：2009-09-10
申请号：US12369573
申请日：2009-02-11
申请人： Norikatsu SASAO , Akiko Hirao , Rumiko Hayase , Satoshi Mikoshiba , Kazuki Matsumoto , Takahiro Kamikawa , Masahiro Kanamaru
发明人： Norikatsu SASAO , Akiko Hirao , Rumiko Hayase , Satoshi Mikoshiba , Kazuki Matsumoto , Takahiro Kamikawa , Masahiro Kanamaru
IPC分类号： G03F7/004
CPC分类号： G03F7/001 , G03F7/033 , G03F7/0382 , G03F7/0388
摘要： A holographic recording medium is provided, which includes a recording layer including a radically polymerizable monomer having an ethylenically unsaturated bond, a photo-acid generator, a photo-radical polymerization initiator, and a polymeric matrix. The polymeric matrix includes a repeating unit expressed by any one of the following chemical formulae.
摘要翻译：提供一种全息记录介质，其包括包含具有烯属不饱和键的自由基聚合单体，光酸发生剂，光自由基聚合引发剂和聚合物基质的记录层。聚合物基质包括由以下化学式中的任何一种表示的重复单元。

5. 发明授权

US07545729B2 Medium, apparatus, and method of recording optical-information 失效
标题翻译：介质，仪器和记录光信息的方法
公开(公告)号：US07545729B2
公开(公告)日：2009-06-09
申请号：US11674506
申请日：2007-02-13
申请人： Yuichiro Yamamoto , Shinichi Tatsuta , Yuji Kubota , Akiko Hirao , Kazuki Matsumoto
发明人： Yuichiro Yamamoto , Shinichi Tatsuta , Yuji Kubota , Akiko Hirao , Kazuki Matsumoto
IPC分类号： G11B7/24
CPC分类号： G11B7/0065 , G11B7/00781 , G11B7/083 , G11B7/126 , G11B7/131 , G11B7/1353 , G11B7/1362 , G11B7/1374
摘要： An optical-information recording medium includes a substrate that includes a servo surface; an information recording layer laminated on the servo surface of the substrate capable of recording information as a hologram produced by interference between an information beam containing the information and a reference beam; a tracking servo area that is formed in a track direction on the servo surface, and that records therein tracking information for tracking servo control; and a following up servo area that is formed in the track direction on the servo surface, and that is to be irradiated by a beam emitted from an optical-information recording apparatus for recording the information in the information recording layer so as to make the beam follow a rotation of the optical-information recording medium.
摘要翻译：光信息记录介质包括：包括伺服表面的基板; 层叠在基板的伺服表面上的信息记录层，其能够记录由包含信息的信息光束和参考光束之间的干涉而产生的全息图的信息; 跟踪伺服区域，其在伺服表面上沿轨道方向形成，并且在其中记录用于跟踪伺服控制的跟踪信息; 以及在伺服表面上沿轨道方向形成的后跟伺服区域，并且由从用于将信息记录在信息记录层中的光信息记录装置发射的光束照射以使光束遵循光学信息记录介质的旋转。

6. 发明申请

US20070201339A1 OPTICAL DISC RECORDING APPARATUS, CONTROLLING METHOD OF THE SAME, AND OPTICAL DISC 审中-公开
标题翻译：光盘记录装置，其控制方法和光盘
公开(公告)号：US20070201339A1
公开(公告)日：2007-08-30
申请号：US11680334
申请日：2007-02-28
申请人： Akiko Yaoita , Kazuki Matsumoto , Akiko Hirao , Shinichi Tatsuta
发明人： Akiko Yaoita , Kazuki Matsumoto , Akiko Hirao , Shinichi Tatsuta
IPC分类号： G11B7/00
CPC分类号： G11B7/0065 , G11B7/083 , G11B7/0938 , G11B7/126 , G11B7/128 , G11B7/1398 , G11B7/24044
摘要： An optical disk recording apparatus and method utilize a recording beam source, a spatial light modulator that modulates a recording radiation beam into an information beam carrying information and a reference beam, a focusing unit that focuses the information beam and the reference beam on an information recording layer, an image sensing device that detects the intensity distribution of the information beam, and a control unit. The control unit controls the spatial light modulator on the basis of the intensity distribution detected by the image sensing device. A recording/reproducing apparatus can check the amount of information capable of being recorded onto an optical disk, and an optical disk therefor.
摘要翻译：光盘记录装置和方法利用记录光束源，将记录辐射束调制成携带信息的信息光束和参考光束的空间光调制器，将信息光束和参考光束聚焦在信息记录上的聚焦单元层，用于检测信息光束的强度分布的图像感测装置，以及控制单元。控制单元基于由图像感测装置检测的强度分布来控制空间光调制器。记录/再现装置可以检查能够记录到光盘上的信息量以及用于其的光盘。

7. 发明授权

US07061852B2 Recording apparatus for a holographic recording medium including an alignment laser having a different wavelength from the recording laser 失效
标题翻译：包括具有与记录激光器不同的波长的对准激光的全息记录介质的记录装置
公开(公告)号：US07061852B2
公开(公告)日：2006-06-13
申请号：US09956972
申请日：2001-09-21
申请人： Takayuki Tsukamoto , Kazuki Matsumoto , Hideyuki Nishizawa , Akiko Hirao
发明人： Takayuki Tsukamoto , Kazuki Matsumoto , Hideyuki Nishizawa , Akiko Hirao
IPC分类号： G11B7/00
CPC分类号： G11B7/1353 , G11B7/0065 , G11B7/09 , G11B7/127
摘要： A recording apparatus for holographic recording medium having an alignment mark and designed to irradiate a recording light beam onto a recording region of holographic recording medium to record information as a hologram. This apparatus comprises a recording laser recording the hologram onto the medium, an alignment laser irradiating an alignment light beam onto the medium, the alignment light beam being less absorbed than the recording light beam by the medium, and being reflected by the medium, a first lens converging the recording light beam and directing it toward the medium, a second lens converging the alignment light beam and directing it toward the medium, a photodetector detecting a light intensity of the alignment light beam reflected from the medium to recognize the alignment mark, and a driving mechanism adjusting a region to be irradiated with the recording light beam relative to the medium based on the alignment mark.
摘要翻译：一种用于全息记录介质的记录装置，具有对准标记并被设计成将记录光束照射到全息记录介质的记录区上以记录信息作为全息图。该装置包括将全息图记录到介质上的记录激光器，将对准光束照射到介质上的对准激光器，对准光束被介质吸收的比记录光束更少，并被介质反射，第一记录光束会聚并将其引向介质，第二透镜会聚对准光束并将其引向介质;光电检测器，检测从介质反射的对准光束的光强度以识别对准标记;以及基于对准标记调节相对于介质照射记录光束的区域的驱动机构。

8. 发明申请

US20050002311A1 Hologram recording medium and method of hologram recording and reproduction 审中-公开
标题翻译：全息记录介质和全息记录和再现方法
公开(公告)号：US20050002311A1
公开(公告)日：2005-01-06
申请号：US10835614
申请日：2004-04-30
申请人： Katsutaro Ichihara , Urara Ichihara , Akiko Hirao , Kazuki Matsumoto
发明人： Katsutaro Ichihara , Urara Ichihara , Akiko Hirao , Kazuki Matsumoto
IPC分类号： G03H1/18 , G03H1/22 , G11B7/00 , G11B7/0065 , G11B7/007 , G11B7/09 , G11B7/135 , G11B7/24
CPC分类号： G11B7/00781 , G11B7/0065 , G11B7/0938 , G11B7/24079
摘要： A hologram recording medium has a transparent substrate having an incidence surface, on which a write beam and a reference beam are made incident, and a servo surface opposite to the incidence surface, the servo surface including a header section and a data section, a reflecting layer formed on the servo surface of the transparent substrate, and a hologram recording layer provided on the incidence surface of the transparent substrate, the servo surface having intermittent tracking grooves in the data section except for recording positions, and a width of the tracking grooves being set at a value to less than an e−2 diameter of the reference beam.
摘要翻译：全息记录介质具有透明基板，具有写入光束和参考光束入射的入射面和与该入射面相反的伺服面，该伺服面包括标题部和数据部，反射形成在所述透明基板的伺服面上的层，以及设置在所述透明基板的入射面上的所述全息图记录层，所述伺服面在所述数据部中除了记录位置之外具有间歇跟踪槽，所述跟踪槽的宽度为设置为小于参考光束的e <-2>直径的值。

9. 发明授权

US07768881B2 Medium, apparatus, and method of recording optical-information 有权
标题翻译：介质，仪器和记录光信息的方法
公开(公告)号：US07768881B2
公开(公告)日：2010-08-03
申请号：US11677729
申请日：2007-02-22
申请人： Yuichiro Yamamoto , Shinichi Tatsuta , Yuji Kubota , Akiko Hirao , Kazuki Matsumoto
发明人： Yuichiro Yamamoto , Shinichi Tatsuta , Yuji Kubota , Akiko Hirao , Kazuki Matsumoto
IPC分类号： G11B7/00
CPC分类号： G11B7/24085 , G11B7/0065 , G11B7/00781 , G11B7/083 , G11B7/24044 , G11B7/2405
摘要： An optical-information recording medium includes a substrate that includes a servo surface having a servo pattern thereon; an information recording layer laminated on the servo surface of the substrate capable of recording information as a hologram produced by interference between an information beam containing the information and a reference beam; an address servo area that is formed as a part of the servo pattern, and that records therein address information and clock information for aligning a beam, emitted from an optical-information recording apparatus for recording information in the information recording layer, to a target position in the information recording layer; and a following up servo area that is formed as a part of the servo pattern, and that is to be irradiated by the beam to make the beam follow a rotation of the optical-information recording medium.
摘要翻译：光信息记录介质包括：基板，其具有在其上具有伺服图案的伺服面; 层叠在基板的伺服表面上的信息记录层，其能够记录由包含信息的信息光束和参考光束之间的干涉而产生的全息图的信息; 形成为伺服图案的一部分的地址伺服区域，其中记录有用于将从信息记录层中记录信息的光信息记录装置发射的光束对准的地址信息和时钟信息到目标位置在信息记录层中; 以及形成为伺服图案的一部分的后跟伺服区域，并且被光束照射以使光束跟随光信息记录介质的旋转。

10. 发明授权

US07359306B2 Holographic recording medium 失效
标题翻译：全息记录介质
公开(公告)号：US07359306B2
公开(公告)日：2008-04-15
申请号：US10773323
申请日：2004-02-09
申请人： Kazuki Matsumoto , Katsutaro Ichihara , Akiko Hirao , Hideyuki Nishizawa
发明人： Kazuki Matsumoto , Katsutaro Ichihara , Akiko Hirao , Hideyuki Nishizawa
IPC分类号： G11B7/00
CPC分类号： G11B7/2578 , G11B7/0065 , G11B7/2403 , G11B7/24044 , G11B7/245 , G11B7/2467 , G11B7/2531 , G11B7/2542 , G11B7/2575 , G11B7/2585 , G11B2007/25706 , G11B2007/2571
摘要： Provided is a holographic recording medium including a recording layer in which information is to be holographically recorded, and a light-shielding layer which faces a main surface of the recording layer. The transmittance of the light-shielding layer for a recording light is increased on increasing intensity of the recording light. Alternatively, the light-shielding layer selectively transmits the recording light.
摘要翻译：提供了一种全息记录介质，其包括要全息记录信息的记录层和面向记录层的主表面的遮光层。记录光的遮光层的透射率随着记录光强度的增加而增加。或者，遮光层选择性地透射记录光。

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