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公开(公告)号：KR101244908B1
公开(公告)日：2013-03-18
申请号：KR1020050126264
申请日：2005-12-20
Applicant: 삼성전자주식회사 , 티디케이가부시기가이샤
IPC: G11B7/005 , G11B7/1263
CPC classification number: G11B7/005 , G11B7/1267
Abstract: 본 발명에 따라 초해상 광기록 매체에 대한 최적 재생 조건을 결정하는 방법 및 장치가 개시된다. 본 발명에 따른 적어도 일부의 마크의 길이가 분해능보다 작은 광 기록 매체의 최적 재생 조건을 결정하는 방법은, 상기 분해능에 가장 가까운 길이를 가지는 마크에 대한 최적 재생 조건을 획득하는 단계와, 상기 획득된 최적 재생 조건을 이용하여 상기 광 기록 매체의 최적 재생 조건을 결정하는 단계를 포함한다.
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公开(公告)号：KR1020130011200A
公开(公告)日：2013-01-30
申请号：KR1020110072178
申请日：2011-07-20
Applicant: 삼성전자주식회사
Inventor： 배재철
CPC classification number: G02B27/123 , G02B13/04 , G03B35/10
Abstract: PURPOSE: A 3D image photographing lens group and a photographing device with the same are provided to remove an aberration caused by right-eye images penetrated through a right-eye lens group and left-eye images penetrated through which are incident to a lens in an off-axis. CONSTITUTION: A 3D image photographing lens group comprises a first lens group(110), a second lens group(120), and a third lens group(130) . The first lens group is parallel to an optical axis and separated from left and right sides at a predetermined distance and comprises a left-eye lens group and a right-eye lens group which have negative refractive power respectively. The second lens group has a positive refractive power and comprises one or more convex lenses. The third lend group has the negative refractive power and comprises one or more concave lenses.
Abstract translation: 目的：提供一种3D图像拍摄镜头组和具有该摄像镜头的拍摄装置，以消除由右眼镜片组穿透的右眼图像引起的像差和穿透入眼睛的透镜的左眼图像 离轴。 构成：3D图像拍摄透镜组包括第一透镜组（110），第二透镜组（120）和第三透镜组（130）。 第一透镜组平行于光轴并以预定距离从左侧和右侧分离，并且分别包括具有负折射力的左眼透镜组和右眼透镜组。 第二透镜组具有正屈光力并且包括一个或多个凸透镜。 第三透镜组具有负折光力并且包括一个或多个凹透镜。
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公开(公告)号：KR1020100030396A
公开(公告)日：2010-03-18
申请号：KR1020080089331
申请日：2008-09-10
Applicant: 삼성전자주식회사
IPC: G11B7/0065 , G11B7/09
CPC classification number: G11B7/0938 , G11B7/00781 , G11B7/083 , G11B7/08564 , G11B7/0908 , G11B7/1378 , G11B7/24044 , G11B2007/0009 , G11B2007/13727
Abstract: PURPOSE: A recording/playing device and a method thereof are provided to record information to a plurality of recording layers by moving a first focal point position where the focal point of a reference light and a signal light are same in a thickness direction of an optical information storage layer. CONSTITUTION: A recording/playing device includes a reference beam optical system, a signal beam optical system, and a servo optical system. The reference beam optical system comprises an objective lens facing with an optical disc to form the focus of a reference beam(Lb1) within the optical information storage layer. The signal beam optical system comprises an objective lens for constituting the focus of the signal beam within the optical information storage layer. The reference beam optical system comprises a first focal point moving part transferring the focus of the reference beam. The signal beam optical system comprises a second focal point moving part transferring the focal point of the signal beam.
Abstract translation: 目的：提供一种记录/播放装置及其方法，用于通过移动参考光的焦点和信号光在光学的厚度方向上相同的第一焦点位置来将信息记录到多个记录层 信息存储层。 构成：记录/播放装置包括参考光束光学系统，信号光束光学系统和伺服光学系统。 参考光束光学系统包括面向光盘的物镜，以在光学信息存储层内形成参考光束（Lb1）的焦点。 信号光束光学系统包括用于构成光学信息存储层内的信号光束的焦点的物镜。 参考光束光学系统包括传递参考光束的焦点的第一焦点移动部分。 信号光束光学系统包括传送信号光束的焦点的第二焦点运动部分。
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公开(公告)号：KR1020100025964A
公开(公告)日：2010-03-10
申请号：KR1020080084741
申请日：2008-08-28
Applicant: 삼성전자주식회사
IPC: G11B7/0065 , G11B7/09
CPC classification number: G11B7/08511 , G03H2250/34 , G03H2250/42 , G11B7/00781 , G11B7/083 , G11B7/1275 , G11B7/24038 , G11B7/24044
Abstract: PURPOSE: A holographic data recording/reproducing apparatus and a recording layer position adjusting method are provided to focus reference beam at the target depth by displacing a movable lens from a reference point corresponding to the target depth. CONSTITUTION: A holographic data recording/reproducing apparatus comprises a first and a second light source, an objective lens, a driving part, a focus shift part, a first and a second optical detector, and a controller. The objective lens reciprocates along an optical axis by the controller. The controller positions the focus of second beam in a desired recording layer by shifting the focus along the optical axial until the time difference between first and second detection signals reaches a value corresponding to the desired recording layer.
Abstract translation: 目的：提供一种全息数据记录/再现装置和记录层位置调整方法，用于通过从对应于目标深度的参考点移动可移动透镜来将参考光束聚焦在目标深度。 构成：全息数据记录/再现装置包括第一和第二光源，物镜，驱动部分，聚焦偏移部分，第一和第二光学检测器以及控制器。 物镜通过控制器沿光轴往复运动。 控制器通过沿着光学轴向偏移焦点将第二光束的焦点定位在期望的记录层中，直到第一和第二检测信号之间的时间差达到对应于所需记录层的值。
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公开(公告)号：KR1020090080334A
公开(公告)日：2009-07-24
申请号：KR1020080006233
申请日：2008-01-21
Applicant: 삼성전자주식회사
IPC: G11B7/0065 , G11B7/004
CPC classification number: G03H1/26 , G03H1/0256 , G03H2250/42 , G11B7/0065 , G11B7/00781 , G11B7/08564 , G11B7/1275 , G11B7/1378 , G11B7/24044 , G11B7/24062 , G11B2007/0009 , G11B2007/13727
Abstract: A holographic data storage medium and a holographic data recording/reproducing apparatus and method using the same are provided to form two or more reflective layers in a holographic recorded layer in order to discriminate multiple information layers in the holographic recorded layer from the light from the reflective layers. A holographic data storage medium comprises a substrate, a multi-reflective layer in which a part of signal light can come out after being reflected at least one time, and a holographic recorded layer(160) in which information layers composed of the rest of the signal light and the interference pattern of reference light are formed in the longitudinal direction. The multi-reflective layer includes a first reflective layer, a space layer, and a second reflective layer laminated in sequence on the substrate.
Abstract translation: 提供全息数据存储介质和使用其的全息数据记录/再现装置和方法，以在全息记录层中形成两个或更多个反射层，以便将全息记录层中的多个信息层与来自反射 层。 一种全息数据存储介质包括：基板，多反射层，其中信号光的一部分在至少一次反射之后能够出射;以及全息记录层，其中信息层由其余部分组成 信号光和参考光的干涉图案沿长度方向形成。 多反射层包括依次层叠在基板上的第一反射层，空间层和第二反射层。
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Patent Agency Ranking
公开(公告)号：KR1020090072449A
公开(公告)日：2009-07-02
申请号：KR1020070140557
申请日：2007-12-28
Applicant: 삼성전자주식회사
IPC: G11B7/0065
CPC classification number: G11B7/00781 , G11B7/0065
Abstract: A holographic information recording/reproducing apparatus is provided to reduce the complexity of an optical system by making a signal light and a reference light incident to single side of an information storage medium. A holographic information recording/reproducing apparatus comprises: a first optical source part emitting a reference light and a signal light of linear polarization meeting each other at right angle in a recoding mode; a first optical path guide unit which guides the reference light and the signal light to cross each other after passing the reference light and the signal light the first optical source part in different optical paths; a second optical path guide part equipped with a first polarizing element(150), a first polarizing light splitter(155), a first optical path conversion element, a second polarizing element(165) and a second polarizing light splitter; and an object lens optical system irradiating the reference light and the signal light passing through the second optical path guide part in the single-side of the holographic information storage medium.
Abstract translation: 提供一种全息信息记录/再现装置，通过使信号光和入射到信息存储介质的单侧的参考光来降低光学系统的复杂性。 一种全息信息记录/再现装置，包括：在重新编码模式中发射参考光的第一光源部分和线性偏振的信号光以直角相互相遇; 第一光路引导单元，其在通过参考光之后引导参考光和信号光彼此交叉，并且所述信号将所述第一光源部分发射到不同的光路中; 配备有第一偏振元件（150），第一偏振光分离器（155），第一光路转换元件，第二偏振元件（165）和第二偏振光分离器的第二光路引导部件; 以及照射参考光的物镜光学系统和在全息信息存储介质的单面中通过第二光路引导部分的信号光。
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公开(公告)号：KR1020090065208A
公开(公告)日：2009-06-22
申请号：KR1020070132684
申请日：2007-12-17
Applicant: 삼성전자주식회사
IPC: G11B7/126 , G11B7/0045
CPC classification number: G11B7/1267 , G11B7/0062
Abstract: A method for setting write strategy parameter in a disc drive and a recording and reproducing apparatus thereof are provided to set up optimum write strategy parameter to a disc loaded in a disk drive by using jitter value or jitter generation frequency. A method for setting write strategy parameter in a disc drive comprises: a step(501) recording test data, composed of a part of recordable Ts based on a plurality of write strategy parameters, in the disc loaded in the disk drive; a step(502) reproducing the recorded test data; a step(503) detecting jitter value or jitter generation frequency of the reproduced test data; and a step(504) setting up optimum write strategy parameter to the disc by using the detected jitter value or the jitter generation frequency. The T is one cycle of clock signals.
Abstract translation: 提供了一种用于在盘驱动器及其记录和再现装置中设置写入策略参数的方法，以通过使用抖动值或抖动产生频率来为加载在盘驱动器中的盘设置最佳写入策略参数。 一种用于在盘驱动器中设置写入策略参数的方法包括：步骤（501），将测试数据（由基于多个写入策略参数的可记录Ts的一部分组成）记录在盘驱动器中的盘中; 步骤（502），再现记录的测试数据; 检测再现的测试数据的抖动值或抖动产生频率的步骤（503）; 以及通过使用检测到的抖动值或抖动产生频率向盘设置最佳写入策略参数的步骤（504）。 T是时钟信号的一个周期。
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公开(公告)号：KR1020090062014A
公开(公告)日：2009-06-17
申请号：KR1020070129084
申请日：2007-12-12
Applicant: 삼성전자주식회사
IPC: G11B7/0065
CPC classification number: G11B7/083 , G11B7/0065 , G11B7/1356 , G11B7/1365 , G11B2007/0924
Abstract: An apparatus for recording/playing holographic information is provided to reduce the number of accessories and size of optical system by having a first adjusting member and second adjusting member. An apparatus for recording/playing holographic information comprises: a first light source(10) emitting light; a polarization optical system(50) which forms signal light and reference light of polarization; a focusing optical system for recording information by the interference fringe; and an adjustable optical system for adjusting the difference between the signal light and reference light. The adjustable optical system comprises: a first adjusting member(109) for adjusting the focus position of the signal light and reference light; a second adjusting member(105) for adjusting the path difference between the reference light and signal light.
Abstract translation: 提供用于记录/播放全息信息的装置，通过具有第一调节构件和第二调节构件来减少光学系统的附件数量和尺寸。 用于记录/播放全息信息的设备包括：发射光的第一光源（10） 形成信号光和极化参考光的偏振光学系统（50）; 用于通过干涉条纹记录信息的聚焦光学系统; 以及用于调节信号光和参考光之间的差异的可调光学系统。 可调光学系统包括：用于调节信号光和参考光的焦点位置的第一调节构件（109） 用于调整参考光和信号光之间的路径差的第二调节构件（105）。
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公开(公告)号：KR1020080101516A
公开(公告)日：2008-11-21
申请号：KR1020070048729
申请日：2007-05-18
Applicant: 삼성전자주식회사
IPC: G11B7/1353
CPC classification number: G11B7/1353 , G11B2007/0006
Abstract: A hologram element, a compatible optical pickup including the same and an optical information storage medium system employing the same are provided to reduce the noise input by unnecessary diffracted light by using zero-order diffracted light of incident light/return light is used as signal beam in case of BD and using first-order of incident light/return light as signal beam in case of HD DVD. In a hologram element(20), hologram whose cross-sectional shape of one cycle pattern is like four step stairs is formed. The width of at least one of the first through fourth steps of the four step stairs is formed different from those of the rest.
Abstract translation: 提供一种全息元件，包括该全息元件的兼容光学拾取器和使用该全息元件的光学信息存储介质系统，以通过使用入射光/返回光的零级衍射光来减少由不需要的衍射光输入的噪声被用作信号光束 在BD的情况下，在HD DVD的情况下使用入射光/返回光的一级作为信号光束。 在全息元件（20）中，形成了一个循环图案的横截面形状像四阶楼梯的全息图。 四步楼梯的第一至第四步骤中的至少一个的宽度与其余部分的宽度不同。
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公开(公告)号：KR1020080071380A
公开(公告)日：2008-08-04
申请号：KR1020070009546
申请日：2007-01-30
Applicant: 삼성전자주식회사
IPC: G11B7/1353
CPC classification number: G11B7/1374 , G11B7/1353 , G11B2007/0006
Abstract: A hologram element and a compatible optical pickup device employing the same are provided to determine proper diffraction efficiency for each of plural hologram areas so as to separate light effectively, thereby improving light efficiency without degradation of reproduction performance. A hologram element(140) comprises first, second, and third areas(141,142,143). The first area has a hologram for transmitting a 0-order diffractive light and emanating a first-order diffractive light. The second area has a hologram for transmitting a 0-order diffractive light and converging a first-order diffractive light. The third area has a hologram for transmitting a 0-order diffractive light and converging a first-order diffractive light, wherein the efficiency of the 0-order diffractive light is different from that of the second area. The efficiency of the 0-order diffractive light in the second area is the same as that in the first area.
Abstract translation: 提供全息元件和采用该全息元件的兼容光学拾取装置，以确定多个全息区域中的每一个的合适的衍射效率，以便有效地分离光，从而提高光效率而不会降低再现性能。 全息元件（140）包括第一，第二和第三区域（141,142,143）。 第一区域具有用于传输0级衍射光并发出一级衍射光的全息图。 第二区域具有用于传输0级衍射光并会聚一级衍射光的全息图。 第三区域具有用于传输0级衍射光并会聚一级衍射光的全息图，其中0级衍射光的效率与第二区域的效率不同。 第二区域中的0次衍射光的效率与第一区域中的相同。
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