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    • 2. 发明公开
    • 광 픽업장치
    • OPTICAL PICKUP
    • KR1020020086681A
    • 2002-11-18
    • KR1020027012576
    • 2001-03-09
    • 가부시키가이샤 옵트웨어
    • 호리마이히데요시
    • G11B7/09
    • G11B7/1356G11B7/00G11B7/0065G11B7/0901G11B7/0908G11B7/093G11B7/0938G11B7/0943G11B7/0946G11B7/0956G11B7/123G11B7/131
    • 본발명은, 홀로그래피를이용하여정보의기록과재생을행하는광 픽업장치에있어서, 외부로부터의진동이나기록매체간의상대적위치관계의변동에의한기록이나재생의정밀도의열화를방지할수 있도록하는것을목적으로한다. 광픽업장치(11)는, 홀로그래피를이용하여광정보기록매체(1)에대한정보의기록과광정보기록매체(1)로부터의정보의재생을행하는픽업본체(12)와, 픽업본체(12)와광정보기록매체(1)간의상대적위치관계의어긋남을보정하기위해서, 픽업본체(12)의위치를조정하는위치조정장치를구비하고있다. 위치조정장치는, 광정보기록매체(1)의면에수직인방향, 광정보기록매체(1)의면에평행한방향, 및광정보기록매체(1)의면에대한픽업본체(12)의경사가변화하는방향으로픽업본체(12)의위치를변화시킨다.
    • 本发明的目的是提供一种用于通过使用全息术来记录和再现信息的光学拾取装置,其可以防止由于来自外部的振动引起的记录和再现精度的劣化或与记录介质的相对位置关系的波动 。 光学拾取装置(11)包括:用于在光学信息记录介质(1)上记录信息并通过使用全息术从光学信息记录介质(1)再现信息的拾取体(12); 以及用于调整拾取体(12)的位置以便校正拾取体(12)和光学信息记录介质(1)之间的相对位置关系的偏移的位置调整装置。 位置调整装置沿着与光信息记录介质(1)的表面平行的方向,在与光信息记录介质(1)的表面垂直的方向上改变拾取体(12)的位置, 并且沿着相对于光学信息记录介质(1)的表面改变拾取体(12)的倾斜度的方向。
    • 3. 发明公开
    • 공간 광 변조기
    • 空调灯调制器
    • KR1020030045629A
    • 2003-06-11
    • KR1020020076120
    • 2002-12-03
    • 가부시키가이샤 옵트웨어
    • 이노우에미츠테루조재경
    • G02F1/09
    • G02F1/09G02F1/092G02F2203/12
    • PURPOSE: To realize a spatial light modulator in which incident light beams are spatially modulated by using a magneto-optical effect and spatially modulated light beams having high tolerance with respect to noise are generated without reducing the amount of information to be generated. CONSTITUTION: The spatial light modulator 1 is provided with an element section 2 and a bias magnetic field applying coil which is arranged surrounding the section 2. The section 2 is provided with a magnetic layer 11 including a plurality of pixels 11a which are made by a magneto-optical material, have independently set magnetization directions and provide rotation in polarization directions to incident light beams in accordance with the magnetization directions by the magneto-optical effect and conductive layers 15 and 17 which are used to generate magnetic field to set the magnetization directions for the pixels 11a of the layer 11. Each of the pixels 11a has two regions 11L and 11R in which states of magnetization are mutually made different. Information is generated by changing the states of the magnetization of the regions 11L and 11R.
    • 目的:为了实现通过使用磁光效应对入射光束进行空间调制的空间光调制器,并且在不减少要产生的信息量的情况下,生成具有相对于噪声的高公差的空间调制光束。 构成:空间光调制器1设置有元件部分2和围绕部分2的偏置磁场施加线圈。部分2设置有磁性层11,磁性层11包括多个像素11a,其由 磁光材料独立地设定磁化方向,并且通过磁光效应和导电层15和17根据磁化方向提供偏振方向的入射光束的旋转,导电层15和17用于产生磁场以设定磁化方向 对于层11的像素11a,像素11a中的每一个具有两个区域11L和11R,其中磁化状态彼此不同。 通过改变区域11L和11R的磁化状态来产生信息。
    • 6. 发明公开
    • 공간 광 변조기
    • 空调灯调制器
    • KR1020030045628A
    • 2003-06-11
    • KR1020020076119
    • 2002-12-03
    • 가부시키가이샤 옵트웨어
    • 이노우에미츠테루조재경
    • G02F1/09
    • G02F1/09G03H2001/0224G03H2225/20G03H2225/36G03H2225/52
    • PURPOSE: To realize a spatial light modulator which spatially modulates incident light beams by using a magneto-optical effect, has a simple structure and is easily driven. CONSTITUTION: The spatial light modulator 1 is provided with an element section 2 and a bias magnetic field applying coil which is arranged surrounding the section 2. The section 2 is provided with a magnetic layer 11 including a plurality of pixels 11a which are made by a magneto-optical material, have independently set magnetization directions and provide rotation in polarization directions to incident light beams in accordance with the magnetization directions by the magneto-optical effect and conductive layers 15 and 17 which are used to generate magnetic field to set the magnetization directions for the pixels 11 of the layer 11. A groove 11b is formed in the layer 11 from the top surface to a prescribed position between the top and the bottom surfaces to regulate the regions for the pixels 11a.
    • 目的:实现利用磁光效应空间调制入射光束的空间光调制器,结构简单,易于驱动。 构成:空间光调制器1设置有元件部分2和围绕部分2的偏置磁场施加线圈。部分2设置有磁性层11,磁性层11包括多个像素11a,其由 磁光材料独立地设定磁化方向,并且通过磁光效应和导电层15和17根据磁化方向提供偏振方向的入射光束的旋转,导电层15和17用于产生磁场以设定磁化方向 对于层11的像素11,在层11中形成从顶表面到顶表面和底表面之间的规定位置的槽11b,以调节像素11a的区域。
    • 9. 发明公开
    • 3차원 화상촬영장치 및 방법, 3차원 화상표시장치 및방법, 및 3차원 화상표시 위치변환장치 및 방법
    • 3 3 3三维图像感测装置和方法三维图像显示装置和方法和三维图像位置改变装置和方法
    • KR1020010093245A
    • 2001-10-27
    • KR1020017008520
    • 1999-12-20
    • 가부시키가이샤 옵트웨어
    • 호리마이히데요시기노시타마사하루
    • G03B35/02
    • G03B35/02G02B27/2271G02B27/26H04N13/211
    • 본발명은공간에물체의 3차원화상을표시하기위하여필요한화상정보를간단한구성으로실현할수 있게한다. 물체(10)로부터의광은편향판(11)에입사한다. 편향판(11)은입사하는광 중, 편향판(11)의면에대하여소정각도를이루는광만을통과시키고, 편향판(11)의면에대하여수직의평행광으로출사한다. 이광은집광렌즈(12), 핀홀부재(13) 및집광렌즈(14)를거쳐 CCD(15)에입사한다. 편향판(11)에있어서선택되는입사광의각도는시간과함께순차바꿀수있다. 따라서, CCD(15)에서출력되는화상정보는시간과함께촬영방향이변화되는복수의 2차원화상정보가되고, 이는공간에물체의 3차원화상을표시하기위하여필요한화상정보가된다.
    • 本发明使得能够以简单的配置获得在空间中显示对象的三维图像所需的图像信息,并且以简单的配置实现真正意义上的立体动态图像的显示。 来自物体(10)的光照射在偏转板(11)上。 在入射光束中,偏转板(11)允许与偏转板(11)的平面成预定角度的光束通过,垂直于偏转板平面的平行光束射出的光束 (11)。 光通过会聚透镜(12),针孔构件(13)和会聚透镜(14)以撞击CCD(15)。 由偏转板(11)选择的入射光的角度随着时间的推移而依次变化。 因此,由CCD(15)输出的图像信息成为多个二维图像信息,其中拍摄方向随着时间的推移而改变,并且用作在空间中显示对象的三维图像所需的图像信息。