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1. 发明申请

WO2006067700A1 OPTICAL PICK-UP UNIT FOR USE IN A MULTI-DISC OPTICAL PLAYER 审中-公开
标题翻译：用于多盘光学播放器的光学拾取单元
公开(公告)号：WO2006067700A1
公开(公告)日：2006-06-29
申请号：PCT/IB2005/054262
申请日：2005-12-15
申请人： KONINKLIJKE PHILIPS ELECTRONICS N.V. , BOUWMAN, Lambertus, J., M. , VAN ECK, Dirk, C. , JUTTE, Petrus, T. , VREHEN, Joris, J.
发明人： BOUWMAN, Lambertus, J., M. , VAN ECK, Dirk, C. , JUTTE, Petrus, T. , VREHEN, Joris, J.
IPC分类号： G11B7/135
CPC分类号： G11B7/1369 , G11B7/0901
摘要： Optical pick-up unit for scanning a first type of record carrier (12) and/or at least a second type of record carrier (12) and using an error tracking signal, the first type of record carrier (12) having a first track pitch (18), the second type of record carrier (12) having a second track pitch (19), the first and the second track pitch (18) being different from each other, the unit comprising: at least one radiation source (22), emitting at least one radiation beam (24) having a wavelength and the radiation beam (24) propagating along an optical path (30), a grating element (26) having a grating structure for receiving the radiation beam (24) to create an n th order diffracted radiation beam and at least a (m) th /(1) order diffracted radiation beam (28) when the radiation beam (24) passes through the grating element (26), the distance between the spots (72, 74) of the at least (m) th /(1) th order diffracted radiation beam (28) and the track on which the spot (70) of the n th order diffracted radiation beam is positioned being variable by the grating element (26), the grating element (26) comprising a layer (84) of material (85) with a first optical state and at least a second optical state and a first transparent electrode (86) and at least a second transparent electrode (88). Both transparent electrodes comprise aligned electrode-stripes, wherein the electrode-stripes of the first electrode (86) and of the second electrode (88) have different orientations with respect to one another.
摘要翻译：用于扫描第一类型的记录载体（12）和/或至少第二类型的记录载体（12）并使用误差跟踪信号的光学拾取单元，所述第一类型的记录载体（12）具有第一轨道间距（18），具有第二轨道间距（19）的第二类型的记录载体（12），第一和第二轨道间距（18）彼此不同，该单元包括：至少一个辐射源发射具有波长的至少一个辐射束（24）和沿着光路（30）传播的辐射束（24）;具有用于接收辐射束（24）的光栅结构的光栅元件（26），以产生第二级衍射辐射束和至少一个第（m）第 /（1）级衍射辐射束（28），当辐射束（24）穿过光栅元件（26），至少（m）第 /（1）级衍射辐射束（28）的光斑（72,74）之间的距离，和轨道上其中第n级次级衍射辐射束的光点（70）被光栅元件（26）可变，所述光栅元件（26）包括材料层（84）具有第一光学状态和至少第二光学状态以及第一透明电极（86）和至少第二透明电极（88）。两个透明电极包括对准的电极条，其中第一电极（86）和第二电极（88）的电极条具有彼此不同的取向。

2. 发明申请

WO2004040338A1 BEAM-SHAPING OPTICAL ELEMENT AND METHOD AND PROGRAM FOR DESIGNING THE SAME 审中-公开
标题翻译：光束形状光学元件及其设计方法和程序
公开(公告)号：WO2004040338A1
公开(公告)日：2004-05-13
申请号：PCT/IB2003/004887
申请日：2003-11-03
申请人： KONINKLIJKE PHILIPS ELECTRONICS N.V. , NALUX CO., LTD , HATADE, Kouei , JUTTE, Petrus, T. , VAN DEN EERENBEEMD, Jacobus, M., A.
发明人： HATADE, Kouei , JUTTE, Petrus, T. , VAN DEN EERENBEEMD, Jacobus, M., A.
IPC分类号： G02B3/02
CPC分类号： G02B27/09 , G02B19/0014 , G02B19/0052 , G02B27/0955 , G02B27/0972 , G11B7/1376 , G11B7/1398
摘要： A beam-shaping optical element employing an aspherical profileis presented to minimize aberration. A beam-shaping optical element according to the present invention includes an entrance surface and the exit surface, both having a non-circular cross-section in any plane comprising the optical axis. A beam-shaping optical element according to one embodiment of the present invention, has the optical axis coinciding with the Z-axis of a three-axis rectangular XYZ system of coordinates, and the entrance surface and/or the exit surface represented by a mathematical equation comprising a term representing a non-rotationally symmetric aspherical profile, at least one correction term comprising a function of variable X alone and at least one correction term comprising a function of variable Y alone.
摘要翻译：呈现非球面轮廓的光束整形光学元件以使像差最小化。根据本发明的光束成形光学元件包括入射表面和出射表面，两者在包括光轴的任何平面中具有非圆形横截面。根据本发明的一个实施例的光束整形光学元件具有与三轴矩形XYZ坐标系的Z轴重合的光轴，并且由数学上表示的入射面和/或出射面方程式包括表示非旋转对称非球面轮廓的术语，至少一个校正项包括单独的变量X的函数和至少一个仅包括变量Y的函数的校正项。

3. 发明申请

WO2003056551A3 OPTICAL SCANNING DEVICE 审中-公开
公开(公告)号：WO2003056551A3
公开(公告)日：2003-07-10
申请号：PCT/IB2002/005630
申请日：2002-12-19
申请人： KONINKLIJKE PHILIPS ELECTRONICS N.V. , STAN, Gheorghe, S. , JUTTE, Petrus, T.
发明人： STAN, Gheorghe, S. , JUTTE, Petrus, T.
IPC分类号： G11B7/14
摘要： A scanning optical device includes a number of independently moveable optical heads H1, H2. Radiation generated by a radiation source is split and made incident on the heads H1, H2 simultaneously. The separate radiation beams 35, 36 are generated by splitting a single radiation beam into two orthogonally polarized radiation beams 35, 36. The separate radiation beams are then capable of similar radial areas of the optical record carrier 2 to be read.

4. 发明申请

WO2003056551A2 OPTICAL SCANNING DEVICE 审中-公开
标题翻译：光学扫描装置
公开(公告)号：WO2003056551A2
公开(公告)日：2003-07-10
申请号：PCT/IB2002/005630
申请日：2002-12-19
申请人： KONINKLIJKE PHILIPS ELECTRONICS N.V. , STAN, Gheorghe, S. , JUTTE, Petrus, T.
发明人： STAN, Gheorghe, S. , JUTTE, Petrus, T.
IPC分类号： G11B7/00
CPC分类号： G11B7/1356 , G11B7/1365 , G11B7/14
摘要： A scanning optical device includes a number of independently moveable optical heads H1, H2. Radiation generated by a radiation source is split and made incident on the heads H1, H2 simultaneously. The separate radiation beams 35, 36 are generated by splitting a single radiation beam into two orthogonally polarized radiation beams 35, 36. The separate radiation beams are then capable of similar radial areas of the optical record carrier 2 to be read.
摘要翻译：扫描光学装置包括多个可独立移动的光学头H1，H2。由辐射源产生的辐射被分离并同时入射到头H1，H2上。分开的辐射束35,36是通过将单个辐射束分成两个正交偏振的辐射束35,36而产生的。分开的辐射束然后能够读取光学记录载体2的类似的径向区域。

5. 发明申请

WO2003056550A3 DUAL THREE-SPOTS OPTICAL SCANNING DEVICE 审中-公开
公开(公告)号：WO2003056550A3
公开(公告)日：2003-07-10
申请号：PCT/IB2002/005621
申请日：2002-12-18
申请人： KONINKLIJKE PHILIPS ELECTRONICS N.V. , JUTTE, Petrus, T. , COOPS, Peter , DRENTEN, Ronald, R.
发明人： JUTTE, Petrus, T. , COOPS, Peter , DRENTEN, Ronald, R.
IPC分类号： G11B7/09
摘要： A radiation detector array for radial tracking error detection for a dual-wavelength optical scanning device. Three spot detectors (100, 102, 104) for conducting three spot radial tracking error detection at each of the two different wavelengths. Satellite spot detectors (102, 104) are divided into three detector elements and one switched depending on the wavelength currently being used for scanning.

6. 发明申请

WO03056550A2 DUAL THREE-SPOTS OPTICAL SCANNING DEVICE 审中-公开
标题翻译：双重三维光学扫描设备
公开(公告)号：WO03056550A2
公开(公告)日：2003-07-10
申请号：PCT/IB0205621
申请日：2002-12-18
申请人： KONINKL PHILIPS ELECTRONICS NV , JUTTE PETRUS T , COOPS PETER , DRENTEN RONALD R
发明人： JUTTE PETRUS T , COOPS PETER , DRENTEN RONALD R
IPC分类号： G11B7/09 , G11B7/00 , G11B7/125 , G11B7/13
CPC分类号： G11B7/131 , G11B7/0903 , G11B7/127 , G11B2007/0006
摘要： A radiation detector array for radial tracking error detection for a dual-wavelength optical scanning device. Three spot detectors (100, 102, 104) for conducting three spot radial tracking error detection at each of the two different wavelengths. Satellite spot detectors (102, 104) are divided into three detector elements and one switched depending on the wavelength currently being used for scanning.
摘要翻译：一种用于双波长光学扫描装置的径向跟踪误差检测的辐射探测器阵列。用于在两个不同波长的每一个处进行三个点径向跟踪误差检测的三个点检测器（100,102,104）。卫星点检测器（102,104）被分成三个检测器元件，一个根据当前用于扫描的波长切换。

7. 发明申请

WO2006075270A2 METHOD OF SCANNING RECORD CARRIERS OF DIFFERENT TYPES, AND OPTICAL PICK-UP UNIT FOR USE IN A MULTI-DISC OPTICAL PLAYER 审中-公开
标题翻译：扫描不同类型的记录载体的方法和用于多光盘播放器的光学拾取单元
公开(公告)号：WO2006075270A2
公开(公告)日：2006-07-20
申请号：PCT/IB2006050056
申请日：2006-01-06
申请人： KONINKL PHILIPS ELECTRONICS NV , BOUWMAN LAMBERTUS J M , JUTTE PETRUS T , VAN ECK DIRK C
发明人： BOUWMAN LAMBERTUS J M , JUTTE PETRUS T , VAN ECK DIRK C
IPC分类号： G11B7/13
CPC分类号： G11B7/0903 , G11B7/0908 , G11B7/131 , G11B2007/0006
摘要： A method of scanning a first type of record carrier (12) and/or at least a second type of record carrier (12), using a radial tracking error signal and a focus error signal, the first type of record carrier (12) having a first track pitch (62), the second type of record carrier (12) having a second track pitch (63), in which the first and the second track pitches are different from each other, the method comprising the steps of directing a main radiation beam and at least two satellite radiation beams onto an information layer (34) of the first type of record carrier (12) or the second type of record carrier (12) to form a main radiation beam spot (36) and at least two satellite beam spots on said information layer (34), detecting the main radiation beam spot and the satellite radiation beam spots by means of detection element components (48,50,52) of a detection element (40), after being reflected from the information layer (34) of the first or second type of record carrier (12), and positioning the satellite radiation beam spots during scanning of the first type of record carrier (12) at a distance (70) to the track (56) on which the main radiation beam spot (36) is positioned. The distance (70) is chosen in dependence on the track pitch (63) of the second type of record carrier (12), and the focus error signal is calculated by using signals generated from the detection element components (48,50,52) that detect the satellite radiation beam spots so as to reduce crosstalk of the first type of record carrier (12).
摘要翻译：一种使用径向跟踪误差信号和聚焦误差信号扫描第一类型的记录载体（12）和/或至少第二类型的记录载体（12）的方法，所述第一类型的记录载体（12）具有第一轨道间距（62），具有第二轨道间距（63）的第二类型的记录载体（12），其中第一和第二轨道间距彼此不同，该方法包括以下步骤：辐射束和至少两个卫星辐射束到第一类型的记录载体（12）或第二类型的记录载体（12）的信息层（34）上以形成主辐射束点（36）和至少两个在所述信息层（34）上的卫星光束点，通过检测元件（40）的检测元件分量（48,50,52）检测主辐射束点和卫星辐射束点，从信息反射后第一或第二类型的记录载体（12）的层（34），和在与第一类型的记录载体（12）扫描距离（70）到主辐射束点（36）所在的轨道（56）的距离处，定位卫星辐射束斑点。根据第二类型的记录载体（12）的轨道间距（63）来选择距离（70），并且通过使用从检测元件组件（48,50,52）产生的信号来计算聚焦误差信号，其检测卫星辐射束点，以便减少第一类型的记录载体（12）的串扰。

8. 发明申请

WO2006061745A2 OPTICAL PICK-UP UNIT FOR USE IN A MULTI-DISC OPTICAL PLAYER AND METHOD FOR CORRECTING OPTICAL ABERRATIONS IN SUCH AN OPTICAL PICK-UP UNIT 审中-公开
标题翻译：用于多盘光学播放器的光拾取单元以及用于校正这种光拾取单元中的光学折射的方法
公开(公告)号：WO2006061745A2
公开(公告)日：2006-06-15
申请号：PCT/IB2005/054000
申请日：2005-12-01
申请人： KONINKLIJKE PHILIPS ELECTRONICS N.V. , JUTTE, Petrus, T. , VREHEN, Joris, J.
发明人： JUTTE, Petrus, T. , VREHEN, Joris, J.
IPC分类号： G11B7/135
CPC分类号： G11B7/1392 , G11B7/08582 , G11B7/13925
摘要： The present invention concerns to an optical pick-up unit for use in a multi- disc system, for scanning a first type of record carriers and at least a second type of record carriers, the second type of record carriers having an information density different from an information density of the first type of record carriers, the optical pick-up unit comprising at least two optical branches (3, 5, 7), a first optical branch (3) having a first radiation source (39) emitting a first radiation beam with a first wavelength, which first radiation beam propagates along a first optical path (4), and a second optical branch (5, 7) having a second radiation source (51, 59) emitting a second radiation beam with a second wavelength, which second radiation beam propagates along a second optical path (6, 8), the first and the second wavelengths and the first and the second optical path (4, 6, 8) being different and the first and the second radiation beam propagating - after having passed the first and the second optical path (4, 6, 8) - along a common optical path (66) comprising an objective lens (73) for focusing the first radiation beam or the second radiation beam at the record carrier (35). The optical pick-up unit is characterized in that at least one of the optical branches (3, 5, 7) comprises an optical component (41, 53, 61) that is movable for correcting an optical aberration in the first or second radiation beam.
摘要翻译：本发明涉及一种用于多盘系统中的光学拾取单元，用于扫描第一类型的记录载体和至少第二类型的记录载体，第二类型的记录载体，其具有与第一类记录载体的信息密度不同的信息密度，所述光学拾取单元包括至少两个光学分支（3,5,7），具有第一辐射的第一光学分支（3）（39），其发射具有第一波长的第一辐射光束和第二光学分支（5,7），所述第一辐射光束沿着第一光路传播，所述第一辐射光束沿所述第一光路传播，所述第二光分路具有第二辐射源（51,59）具有第二波长的第二辐射束，所述第二辐射束沿着第二光路（6,8）传播，所述第一和第二波长以及所述第一和第二光路（4,6,8）不同，并且所述第一并且第二辐射束在传播之后传播第一和第二光路（4,6,8） - 沿着包括用于将第一辐射光束或第二辐射光束聚焦在记录载体（35）上的物镜（73）的公共光路（66）。该光学拾取单元的特征在于，光学分支（3,5,7）中的至少一个包括可移动的光学部件（41,53,61），用于校正第一或第二辐射束中的光学像差

9. 发明申请

WO2006056922A1 SWITCHABLE OPTICAL ELEMENT 审中-公开
标题翻译：可切换光学元件
公开(公告)号：WO2006056922A1
公开(公告)日：2006-06-01
申请号：PCT/IB2005/053828
申请日：2005-11-21
申请人： KONINKLIJKE PHILIPS ELECTRONICS N.V. , TUKKER, Teunis, W. , HENDRIKS, Bernardus, H., W. , KUIPER, Stein , VREHEN, Joris, J. , JUTTE, Petrus, T.
发明人： TUKKER, Teunis, W. , HENDRIKS, Bernardus, H., W. , KUIPER, Stein , VREHEN, Joris, J. , JUTTE, Petrus, T.
IPC分类号： G02B3/14
CPC分类号： G02B26/005 , G02B3/14
摘要： A switchable optical element having an optical path (OP) for a radiation beam and having a first state and a second state, the element comprising: a first fluid (12) and a second, different, fluid (14) which are immiscible and which are separated from each other by a fluid meniscus (16); a first, transparent, wall part and a second, transparent, wall part spaced from each other along the optical path; and a fluid switching system which is arranged to apply forces to the first and/or the second fluid in order to switch the element between the first and the second state. The first wall part includes a non-planar wavefront modifier (28), and wherein the fluid switching system is arranged to apply the forces so that when the element is in the first state, the first wall part is covered by the first fluid (12); and when the element is in the second state, the first wall part is covered by the second fluid (14). The switchable optical element is characterised in that the fluid switching system is arranged to switch between the first state and the second state such that when the element is in the first state the second wall part is covered by the second fluid, and when the element is in the second state the second wall part is covered by the first fluid. When the element is in both the first state and the second state, at least part of the fluid meniscus (16) is located on the optical path.
摘要翻译：一种具有用于辐射束的光路（OP）并具有第一状态和第二状态的可切换光学元件，所述元件包括：第一流体（12）和第二不同流体（14），其不混溶，并且其中通过流体弯液面（16）彼此分离; 第一，透明的壁部分和第二透明壁部分，沿着光路彼此间隔开; 以及布置成向第一和/或第二流体施加力以便在第一和第二状态之间切换元件的流体切换系统。第一壁部分包括非平面波前修正器（28），并且其中流体切换系统被布置成施加力，使得当元件处于第一状态时，第一壁部分被第一流体（12 ）; 并且当元件处于第二状态时，第一壁部分被第二流体（14）覆盖。可切换光学元件的特征在于，流体切换系统布置成在第一状态和第二状态之间切换，使得当元件处于第一状态时，第二壁部被第二流体覆盖，并且当元件为在第二状态下，第二壁部被第一流体覆盖。当元件处于第一状态和第二状态时，流体弯液面（16）的至少一部分位于光路上。

10. 发明申请

WO2005038783A2 A READING/WRITING OPTICAL DEVICE HAVING TEMPERATURE COMPENSATION 审中-公开
标题翻译：具有温度补偿的读/写光学装置
公开(公告)号：WO2005038783A2
公开(公告)日：2005-04-28
申请号：PCT/IB2004/052013
申请日：2004-10-07
申请人： KONINKLIJKE PHILIPS ELECTRONICS N.V. , JUTTE, Petrus, T. , COOPS, Peter
发明人： JUTTE, Petrus, T. , COOPS, Peter
IPC分类号： G11B7/00
CPC分类号： G11B7/1353 , G11B7/1367 , G11B7/1376 , G11B7/1378 , G11B7/13922 , G11B2007/0006
摘要： An optical data reading/writing device for reading/writing to an information layer, the device comprising at least a first radiation source for generating a radiation beam and an optical system for converging the radiation beam on the information layer and for converging the radiation beam reflected by the information layer onto a detector, wherein the optical system incorporates a wavelength sensitive structure which compensates for a temperature-induced defocusing of the optical system.
摘要翻译：用于读/写信息层的光学数据读取/写入装置，该装置至少包括用于产生辐射束的第一辐射源和用于将辐射束会聚在信息上的光学系统并且用于将由信息层反射的辐射束会聚到检测器上，其中该光学系统包括补偿光学系统的温度引起的散焦的波长敏感结构。

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