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    • 39. 发明授权
    • Liquid crystal display apparatus
    • 液晶显示装置
    • US08390765B2
    • 2013-03-05
    • US12811448
    • 2009-11-02
    • Shinichi ShikiiTakayuki NagataTatsuo ItohKazuhisa YamamotoShinichi Kadowaki
    • Shinichi ShikiiTakayuki NagataTatsuo ItohKazuhisa YamamotoShinichi Kadowaki
    • G02F1/1335
    • G02B6/0038G02B6/0028G02B6/0036G02F1/133621
    • A wavelength selection substrate 23 is configured with a wavelength selection section 23R which transmits only red laser light and reflects other light components, a wavelength selection section 23G which transmits only a green laser light and reflects other light components, and a wavelength selection section 23B which transmits only a blue laser light and reflects other light components. Of laser light 12 outputted from a light guide plate 14, a laser light component that corresponds to a color passing through one of the wavelength selection sections passes through the wavelength selection substrate 23 and enters a liquid crystal panel 22, whereas a laser light component that does not correspond to the color is reflected from the wavelength selection substrate 23 and returns the light guide plate 14. The laser light having returned the light guide plate 14 is reflected from the reflection plate 21 and again enters the wavelength selection substrate 23. This reciprocation of the laser light is repeated until the laser light pass through the wavelength selection section. With this repetition of passing and reflection, the laser light 12 is separated into respective colors of red, green, and blue, and outputted from the wavelength selection substrate 23.
    • 波长选择基板23配置有仅透射红色激光并反射其他光分量的波长选择部23R,仅透射绿色激光并反射其他光分量的波长选择部23G,以及波长选择部23B,其中 仅透射蓝色激光并反射其他光分量。 从导光板14输出的激光12中,对应于通过波长选择部中的一个的颜色的激光成分通过波长选择基板23而进入液晶面板22,而激光成分 不对应于从波长选择基板23反射的颜色并返回导光板14.返回导光板14的激光从反射板21反射并再次进入波长选择基板23.该往复运动 重复激光直到激光通过波长选择部分。 通过这种重复的通过和反射,激光12被分离成红色,绿色和蓝色的各种颜色,并从波长选择基板23输出。
    • 40. 发明授权
    • Optical storage medium and optical information apparatus
    • 光存储介质和光信息设备
    • US07852731B2
    • 2010-12-14
    • US11885416
    • 2006-02-22
    • Shinichi KadowakiKenichi KasazumiKazuhisa YamamotoTetsuro MizushimaTomoya Sugita
    • Shinichi KadowakiKenichi KasazumiKazuhisa YamamotoTetsuro MizushimaTomoya Sugita
    • G09B7/00
    • G11B7/00781G11B7/0065G11B7/09G11B7/24044
    • Disclosed is an arrangement that enables to keep a relative positional relation between a beam for servo control and a beam for information recording/reproduction constant concerning focusing control and tracking control, even if the two beams are different from each other. An optical storage medium has a reflection surface for reflecting a first beam having a first wavelength, and reflecting a second beam having a second wavelength different from the first wavelength; and an information storage layer for recording information as an interference pattern by incidence of the first beam, or reproducing the information from a wave surface based on the interference pattern. The reflection surface is formed with plural marks or guide grooves usable in a tracking operation or a focusing operation by irradiation of the second beam. The information storage layer is partially formed, in advance, with a reference interference pattern which is reproduced when the first beam is irradiated, and which is used as a reference for correcting the relative positional relation between the first beam and the second beam.
    • 公开了一种能够保持用于伺服控制的光束和用于关于聚焦控制和跟踪控制的信息记录/再现的光束之间的相对位置关系的布置,即使两个光束彼此不同。 光学存储介质具有用于反射具有第一波长的第一光束的反射表面,并且反射具有不同于第一波长的第二波长的第二光束; 以及信息存储层,用于通过第一光束的入射记录信息作为干涉图案,或者基于干涉图案从波面再现信息。 反射面形成有多个标记或引导槽,可用于通过第二光束照射的跟踪操作或聚焦操作。 信息存储层预先以照射第一光束时再现的参考干涉图案部分地形成,并且用作用于校正第一光束和第二光束之间的相对位置关系的参考。