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    • 1. 发明申请
    • OPTICAL DISC APPARATUS FOR RECORDING AND/OR REPRODUCING INFORMATION ON/FROM AN INFORMATION SURFACE OF A ROTATABLE OPTICAL DISC
    • 用于在可旋转光盘的信息表面上记录和/或再现信息的光盘装置
    • WO2003083849A1
    • 2003-10-09
    • PCT/IB2003/000614
    • 2003-02-17
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.ROSMALEN, Gerard, E.
    • ROSMALEN, Gerard, E.
    • G11B7/085
    • G11B7/0927G11B7/08576
    • An optical disc apparatus (1) for recording and/or reproducing information on/from an information surface (3) of a rotatable optical disc (5). The apparatus comprises a supporting assembly (7), a spindle motor (15), associated with the supporting assembly (7), having a spindle (17) with a spindle axis (19) for rotating the optical disc (5), an optical lens unit (21) associated with the supporting assembly (7) for scanning an information surface (3) of said optical disc (5) mounted on the spindle (17), and comprising a focussing lens assembly (23), a swing arm assembly (35) which is rotatable about a swing axis (39), comprising movable magnetic focussing means (45) provided near a free end (37) of the swing arm assembly (35), for driving the said focussing lens (29) along said focussing axis (31) so as to focus said optical beam (33) on the optical disc information surface (3), and stationary magnetic focussing means (46) magnetically cooperating through an intermediate air gap (48) with the movable focussing means (45). The stationary and movable magnetic focussing means (46, 45) are disposed and cooperate with the movable magnetic focussing means such that the force vector component (P) intersects a focussing lens area (27) bounded by a focussing lens periphery (29).
    • 一种用于在/从可旋转光盘(5)的信息表面(3)上记录和/或再现信息的光盘装置(1)。 该设备包括支撑组件(7),与支撑组件(7)相关联的主轴马达(15),其具有主轴(17),该主轴具有用于旋转光盘(5)的主轴轴线(19),光学 与所述支撑组件(7)相关联的用于扫描安装在所述心轴(17)上的所述光盘(5)的信息表面(3)的透镜单元(21),并且包括聚焦透镜组件(23),摆臂组件 (35),其围绕摆动轴线(39)旋转,包括设置在所述摆臂组件(35)的自由端(37)附近的可移动磁性聚焦装置(45),用于沿所述摇动臂组件(35)驱动所述聚焦透镜(29) 聚焦轴(31),以便将所述光束(33)聚焦在光盘信息表面(3)上,以及通过中间空气间隙(48)与可移动聚焦装置(45)磁性配合的固定磁聚焦装置(46) )。 固定和可移动磁聚焦装置(46,45)被设置并与可动磁聚焦装置配合,使得力矢量分量(P)与由聚焦透镜周边(29)限定的聚焦透镜区域(27)相交。
    • 3. 发明申请
    • ELECTRO-OPTICAL SCANNING DEVICE
    • 电光扫描装置
    • WO03049088A2
    • 2003-06-12
    • PCT/IB0205008
    • 2002-11-26
    • KONINKL PHILIPS ELECTRONICS NVROSMALEN GERARD ENIJSSE GERARD J PJANSEN GERARDUS L M
    • ROSMALEN GERARD ENIJSSE GERARD J PJANSEN GERARDUS L M
    • G11B7/09G11B31/00G11B7/00
    • G11B7/0932G11B31/00
    • An electro-optical scanning device with a stationary frame (13) and a movable body (15), which is movable relative to the stationary frame and carries an optical lens (17) having an optical axis (17a). An actuator means is provided for driving the movable body and a suspension means is provided for connecting the movable body to thestationary frame. The suspension means has a first compliant supporting structure and a second compliant supporting structure extending parallel to said first supporting structure. Each structure comprises a first fixing portion (19a1, 21a1, 21b1, 21b2) fixed to the stationary frame and a second fixing portion (19a2, 21a2, 21b1, 21b2) fixed to the movable body. The first supporting structure extends in a first plane being perpendicular to the optical axis of the optical lens and the second supporting structure extends in a second plane being parallel to the first plane. The second fixing portion (19a2, 21a2) of the first supporting structure is fixed in a first area (15a) of the movable body. In order to make the device suitable for use in decks of small height, the second fixing portion (19b2, 21b2) of the second supporting structure is fixed in a second area (15b) of the movable body, such that the optical axis of the optical lens passes through an intermediate area (15c) extending between the first and the second area.
    • 一种具有静止框架(13)和可移动体(15)的电光扫描装置,其可相对于固定框架移动并且携带具有光轴(17a)的光学透镜(17)。 提供用于驱动可移动体的致动器装置,并且设置有用于将可移动体连接到静止框架的悬挂装置。 悬挂装置具有平行于所述第一支撑结构延伸的第一顺应性支撑结构和第二柔性支撑结构。 每个结构包括固定到固定框架的第一固定部分(19a1,211a,21b1,21b2)和固定到可动体的第二固定部分(19a2,21a2,21b1,2b2)。 第一支撑结构在垂直于光学透镜的光轴的第一平面中延伸,并且第二支撑结构在平行于第一平面的第二平面中延伸。 第一支撑结构的第二固定部分(19a2,21a2a)固定在可移动体的第一区域(15a)中。 为了使该装置适用于小高度的甲板,第二支撑结构的第二固定部分(19b2,21b2)固定在可移动体的第二区域(15b)中,使得第 光学透镜通过在第一和第二区域之间延伸的中间区域(15c)。
    • 5. 发明申请
    • READ/WRITE HEAD FOR OPTICAL DISK DRIVE AND OPTICAL DISK DRIVE COMPRISING SUCH A READ/WRITE HEAD
    • 用于光盘驱动器的读/写头和包含读/写头的光盘驱动器
    • WO2003088220A1
    • 2003-10-23
    • PCT/IB2003/001158
    • 2003-03-20
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.ROSMALEN, Gerard, E.
    • ROSMALEN, Gerard, E.
    • G11B7/00
    • G11B7/0932G11B7/0933G11B7/0935G11B7/0956
    • A read/write head for an optical disk drive, comprisesa lens holder (8), a support frame (11, 12, 16), means (15) for suspending the lens holder (8) in the support frame, which means constrain movement of the lens holder (8) relative to the support frame, allowing only an at least limited translation in a focussing direction (z), parallel to the optical axis of a lens (7) in the lens holder (8), an at least limited translation in a tracking direction (y), perpendicular to the focussing direction (z), and an at least limited rotation about an axis in a tangent direction (x), perpendicular to both the focussing and the tracking direction , and actuator means, comprising only two conductive focussing coils (9, 10) with a winding axis parallel to the focussing direction (z), each positioned relative to a magnetic circuit (11, 12) in such a way that a current flowing through a coil (9, 10) gives rise to a force between the lens holder (8) and the support frame in the focussing direction (z). The winding axes of the two focussing coils (9, 10) are positioned on opposite sides of a plane through the center of mass of the lens holder (8), and parallel to the focussing and the tangent direction. The focussing coils (9, 10) are spaced apart in the tangent direction (x).
    • 用于光盘驱动器的读/写头包括透镜架(8),支撑框架(11,12,16),用于将透镜架(8)悬挂在支撑框架中的装置(15),这意味着限制运动 所述透镜架(8)相对于所述支撑框架,仅允许平行于所述透镜保持器(8)中的透镜(7)的光轴的聚焦方向(z)的至少有限的平移,至少 垂直于聚焦方向(z)的跟踪方向(y)的有限平移以及垂直于聚焦和跟踪方向两者的切线方向(x)上的轴的至少有限旋转以及致动器装置, 仅包括具有平行于聚焦方向(z)的卷绕轴线的两个导电聚焦线圈(9,10),每个导电聚焦线圈相对于磁路(11,12)定位,使得流过线圈(9, 10)在聚焦方向(z)上产生透镜保持器(8)和支撑框架之间的力, 。 两个聚焦线圈(9,10)的卷绕轴线位于通过透镜保持器(8)的质心的平面的相对侧上,并且平行于聚焦和切线方向。 聚焦线圈(9,10)以切线方向(x)间隔开。
    • 6. 发明申请
    • OPTICAL DISC APPARATUS
    • 光盘设备
    • WO2004027767A1
    • 2004-04-01
    • PCT/IB2003/003636
    • 2003-08-13
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.ROSMALEN, Gerard, E.
    • ROSMALEN, Gerard, E.
    • G11B7/085
    • G11B7/08576G11B7/093G11B7/0933G11B7/0935G11B7/22G11B19/2009
    • An optical disc apparatus (1) comprising a supporting assembly (7), a spindle motor(9) having a magnetic motor stator (17), optical means for scanning an information surface of said optical disc mounted on the spindle and comprising a focusing lens assembly (29) having a movable focusing lens, a swing arm assembly (41) comprising a generally elongated swing arm structure (43) mounting said focusing lens assembly adjacent to a free end (41), movable magnetic scanning means provided at the free end of the swing arm assembly for driving said swing arm assembly rotationally about a swing axis (47) for scanning the disc information surface and stationary magnetic scanning means associated with the supporting assembly and comprising a magnetic scanning stator core (59) provided near and spaced from the free end of the swing arm assembly for magnetically cooperating with said movable magnetic scanning means through at least one intermediate air gap disposed in a curved plane. The stationary magnetic scanning means are rigidly associated with the magnetic motor stator.
    • 一种光盘装置(1),包括支撑组件(7),具有磁性电动机定子(17)的主轴电动机(9),用于扫描安装在主轴上的所述光盘的信息表面的光学装置, 具有可移动聚焦透镜的组件(29),包括安装所述聚焦透镜组件邻近自由端(41)的大体上细长的摆臂结构(43)的摆臂组件(41),设置在自由端的可移动磁扫描装置 所述摆臂组件用于围绕用于扫描所述盘信息表面的摆动轴线(47)旋转地驱动所述摆臂组件,并且与所述支撑组件相关联的固定磁性扫描装置包括设置在所述摆动轴(47)附近并与其间隔开的磁扫描定子芯 摇臂组件的自由端通过设置在弯曲平面中的至少一个中间气隙与所述可动磁扫描装置磁配合。 固定磁扫描装置与磁电机定子刚性地相关联。
    • 7. 发明申请
    • OPTICAL DISC APPARATUS
    • 光盘设备
    • WO2004027766A1
    • 2004-04-01
    • PCT/IB2003/003287
    • 2003-08-08
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.ROSMALEN, Gerard, E.
    • ROSMALEN, Gerard, E.
    • G11B7/08
    • G11B7/0933G11B7/08576G11B7/0927G11B7/0932
    • Optical disc apparatus (1) comprising a supporting assembly (7), a spindle motor (9), optical means associated with the supporting assembly for scanning an information surface of the optical disc mounted on the spindle of the spindle motor, a focusing lens assembly (29), a swing arm assembly (41) comprising a generally elongate swing arm structure (43) mounting said focusing lens assembly at a free end, the swing arm assembly being pivotally movable about a swing axis (47) spaced away from said free end and directed generally perpendicularly to the swing arm structure, first pivoting means (65) for enabling focusing movements of said focusing lens assembly, and second pivoting means (53) for enabling said pivotal scanning movements of the swing arm assembly, and further comprising movable magnetic focusing means (55,57) provided near said free end of the swing arm assembly for driving said focusing lens along its focusing axis and movable magnetic scanning means for driving said swing arm assembly pivotally about said swing axis, the optical disc apparatus further comprising stationary magnetic focusing means (75,77) associated with the supporting assembly and stationary magnetic scanning means (75,77) associated with the supporting assembly, the stationary magnetic focusing means and the stationary magnetic scanning means both being provided near the free end of the swing arm structure. The swing arm structure is rigid from the free end up to at least adjacent the swing axis, and the first pivoting means are provided at or adjacent the second pivoting means.
    • 光盘装置(1),包括支撑组件(7),主轴电动机(9),与用于扫描安装在主轴电机的主轴上的光盘的信息表面的支撑组件相关联的光学装置,聚焦透镜组件 (29),摆臂组件(41)包括大体上细长的摆臂结构(43),所述摆臂结构(43)在自由端安装所述聚焦透镜组件,所述摆臂组件可围绕与所述自由端间隔开的摆动轴线 通常垂直于摆臂结构定向并且引导第一枢转装置(65),用于使聚焦透镜组件能够聚焦运动;以及第二枢轴转动装置(53),用于实现摆臂组件的所述枢转扫描运动,还包括可动 设置在所述摆臂组件的所述自由端附近的用于沿其聚焦轴驱动所述聚焦透镜的磁聚焦装置(55,57)和用于驱动所述摆动的可移动磁扫描装置 所述光盘装置还包括与所述支撑组件相关联的固定磁聚焦装置(75,77)和与所述支撑组件相关联的固定磁扫描装置(75,77),所述固定磁聚焦装置和 静止磁扫描装置都设置在摆臂结构的自由端附近。 摇臂结构从自由端到至少相邻摆动轴线是刚性的,并且第一枢转装置设置在第二枢转装置处或邻近第二枢转装置。
    • 10. 发明申请
    • PIVOTING OPTICAL DEVICE
    • 提供光学设备
    • WO2004049320A1
    • 2004-06-10
    • PCT/IB2003/004916
    • 2003-10-29
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.ROSMALEN, Gerard, E.
    • ROSMALEN, Gerard, E.
    • G11B7/085
    • G11B7/08576G11B7/0925
    • Pivoting optical device comprising a first part (15) and a second part (17) with optical means which is pivotally movable relative to the first part about a first pivot axis (19), said optical means defining an optical laser beam path (21) in the general longitudinal direction of the second part, and further comprising bearing means (23) comprising the first pivot axis and a point laser source (25) fixedly connected to the first part for providing a laser beam in the general direction of said second part. According to the invention, the laser source is located in said optical laser beam path in the general longitudinal direction of the second part, and the bearing means present an open center region (29) so that a laser beam is allowed to pass from the laser source to the second pivotally movable part.
    • 旋转光学装置包括具有光学装置的第一部分(15)和第二部分(17),所述光学装置可围绕第一枢转轴线(19)相对于第一部分枢转地移动,所述光学装置限定光学激光束路径(21) 在所述第二部分的总纵向方向上,还包括包括所述第一枢转轴线的轴承装置(23)和固定地连接到所述第一部分的点激光源(25),用于在所述第二部分的大致方向上提供激光束 。 根据本发明,激光源位于第二部分的总长度方向上的所述光学激光束路径中,并且轴承装置呈现开放的中心区域(29),使激光束从激光器通过 源到第二可枢转运动部分。