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1. 发明申请

WO2006117726A1 MULTI-RADIATION BEAM OPTICAL SCANNING DEVICE 审中-公开
标题翻译：多辐射光束光学扫描装置
公开(公告)号：WO2006117726A1
公开(公告)日：2006-11-09
申请号：PCT/IB2006/051306
申请日：2006-04-26
申请人： KONINKLIJKE PHILIPS ELECTRONICS N.V. , HENDRIKS, Bernardus, H., W. , STALLINGA, Sjoerd , KUIPER, Stein , TUKKER, Teunis, W. , LIEDENBAUM, Coen, T., H., F. , IMMINK, Albert, H., J.
发明人： HENDRIKS, Bernardus, H., W. , STALLINGA, Sjoerd , KUIPER, Stein , TUKKER, Teunis, W. , LIEDENBAUM, Coen, T., H., F. , IMMINK, Albert, H., J.
IPC分类号： G11B7/135 , G11B7/12 , G11B7/125
CPC分类号： G11B7/1365 , G11B7/1275 , G11B2007/0006
摘要： An optical scanning device for scanning an information layer (2) of an optical record carrier (3) . The device includes a radiation source (7) for providing at least a first radiation beam of a first polarization along a first optical path, and a second radiation beam of a second, different polarization along a second, different optical path. An objective lens system, having an optical axis (19a) , is arranged to converge the radiation beams on the information layer. A beam-deflecting element (30) comprising a birefringent material is orientated such that each of said polarized radiation beams experiences a different index of refraction upon passing through the birefringent material, and is arranged to refract at least the first radiation beam towards the optical axis.
摘要翻译：一种用于扫描光学记录载体（3）的信息层（2）的光学扫描装置。该装置包括辐射源（7），用于沿着第一光路提供至少第一偏振的第一辐射束，以及沿第二不同光路提供具有第二不同极化的第二辐射束。具有光轴（19a）的物镜系统被布置成将辐射束会聚在信息层上。包括双折射材料的光束偏转元件（30）被定向为使得每个所述偏振辐射束在穿过双折射材料时经历不同的折射率，并且被布置成至少将第一辐射束折射到光轴。

2. 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。

3. 发明申请

WO2004055794A1 OPTICAL SCANNING DEVICE 审中-公开
标题翻译：光学扫描装置
公开(公告)号：WO2004055794A1
公开(公告)日：2004-07-01
申请号：PCT/IB2003/050028
申请日：2003-12-01
申请人： KONINKLIJKE PHILIPS ELECTRONICS N.V. , TUKKER, Teunis, W. , HENDRIKS, Bernardus, H., W.
发明人： TUKKER, Teunis, W. , HENDRIKS, Bernardus, H., W.
IPC分类号： G11B7/125
CPC分类号： G11B7/1398 , G11B7/1362 , G11B7/1376
摘要： An optical scanning device (1) is for scanning an information layer (2) by means of a radiation beam (4). The device includes a radiation source (7) for supplying said radiation beam, an objective lens (10) for transforming said radiation beam into a scanning spot (19) at the position of the information layer, and a beam intensity modifier (8) for redistributing the intensity (I 2 ) over the cross-section of said radiation beam in order to change the size of said scanning spot. The beam intensity modifier has an entrance pupil (8a) and an exit pupil (8b). Furthermore, it is arranged so that any ray of said radiation beam entering said beam intensity modifier at a distance r 1 from the central ray of that beam reflects at least twice between said entrance and exit pupils such that the transverse magnification M of said modifier is defined by a decreasing function of the distance r l .
摘要翻译：光学扫描装置（1）用于通过辐射束（4）扫描信息层（2）。该装置包括用于提供所述辐射束的辐射源（7），用于将所述辐射束变换成信息层位置的扫描点（19）的物镜（10）和用于在所述辐射束的横截面上重新分布强度（I2），以便改变所述扫描点的尺寸。光束强度调节器具有入射光瞳（8a）和出射光瞳（8b）。此外，它被布置成使得进入所述光束强度调节器的所述辐射束的任何射线距离该光束的中心射线的距离r1在所述入射和出射光瞳之间反射至少两次，使得所述改性器的横向放大率M被限定通过距离rl的递减函数。

4. 发明申请

WO2006129229A2 SPHERICAL ABERRATION DETECTOR 审中-公开
标题翻译：球形异常检测器
公开(公告)号：WO2006129229A2
公开(公告)日：2006-12-07
申请号：PCT/IB2006/051625
申请日：2006-05-22
申请人： KONINKLIJKE PHILIPS ELECTRONICS N.V. , HENDRIKS, Bernardus, H., W. , STALLINGA, Sjoerd , LIEDENBAUM, Coen, T., H., F. , KUIPER, Stein , IMMINK, Albert, H., J. , TUKKER, Teunis, W.
发明人： HENDRIKS, Bernardus, H., W. , STALLINGA, Sjoerd , LIEDENBAUM, Coen, T., H., F. , KUIPER, Stein , IMMINK, Albert, H., J. , TUKKER, Teunis, W.
IPC分类号： G11B7/135
CPC分类号： G11B7/13927 , G11B7/0948 , G11B2007/0006
摘要： An optical scanning device (1) for scanning at least one information layer (2) of at least one optical record carrier (3). The device includes a radiation source (7) for providing at least a first radiation beam (4) comprising a first wavelength, an objective lens system (8) for converging the first radiation beam on a respective information layer (2), an information detector (23) for detecting at least a portion of the first radiation beam (22) reflected from the respective information layer, for determining information on said layer, and a spherical aberration detection system. The spherical aberration detection system includes an aberration detector (24) for detecting at least a portion of the reflected first radiation beam for determining spherical aberration of the first radiation beam, and a diffractive element (26) for diffracting at least a portion of the reflected first radiation beam towards the aberration detector (24), and for transmitting at least a portion of the reflected first radiation beam towards the information detector (23). In a first mode of operation the grating is arranged to introduce a phase change to an incident portion of a radiation beam for transmitting that portion towards the information detector (23). In a second mode of operation the grating is arranged to introduce a phase change to an incident portion of the reflected first radiation beam for diffracting that portion towards the aberration detector (24).
摘要翻译：一种用于扫描至少一个光学记录载体（3）的至少一个信息层（2）的光学扫描装置（1）。该装置包括用于提供至少包括第一波长的第一辐射束（4）的辐射源（7），用于将第一辐射束会聚在相应信息层（2）上的物镜系统（8），信息检测器（23），用于检测从各个信息层反射的第一辐射束（22）的至少一部分，用于确定关于所述层的信息，以及球面像差检测系统。球面像差检测系统包括：像差检测器（24），用于检测用于确定第一辐射束的球面像差的反射的第一辐射束的至少一部分;以及衍射元件（26），用于衍射至少部分反射朝向像差检测器（24）的第一辐射束，并且用于将反射的第一辐射束的至少一部分传送到信息检测器（23）。在第一操作模式中，光栅被布置成将相变引入辐射束的入射部分，以将该部分传送到信息检测器（23）。在第二操作模式中，光栅布置成将相变引入到反射的第一辐射束的入射部分，以将该部分衍射到像差检测器（24）。

5. 发明申请

WO2006117724A1 MULTI-RADIATION BEAM OPTICAL SCANNING DEVICE 审中-公开
标题翻译：多辐射光束光学扫描装置
公开(公告)号：WO2006117724A1
公开(公告)日：2006-11-09
申请号：PCT/IB2006/051299
申请日：2006-04-26
申请人： KONINKLIJKE PHILIPS ELECTRONICS N.V. , HENDRIKS, Bernardus, H., W. , STALLINGA, Sjoerd , KUIPER, Stein , TUKKER, Teunis, W. , LIEDENBAUM, Coen, T., H., F. , IMMINK, Albert, H., J.
发明人： HENDRIKS, Bernardus, H., W. , STALLINGA, Sjoerd , KUIPER, Stein , TUKKER, Teunis, W. , LIEDENBAUM, Coen, T., H., F. , IMMINK, Albert, H., J.
IPC分类号： G11B7/135
CPC分类号： G11B7/1275 , G11B7/1369 , G11B7/13922 , G11B2007/0006
摘要： An optical scanning device (1) for scanning an information layer (2) of an optical record carrier (3). The device includes a radiation source (7) for providing at least a first radiation beam along a first optical path, and a second radiation beam along a second, different optical path. An objective lens system (8) converges the radiation beams on the information layer. A beam-deflecting element (30) is arranged to refract said second radiation beam towards the optical axis of the lens system. The beam-deflecting element includes at least one fluid (A). A controller is provided to vary the configuration of the fluid to control the amount of refraction provided by the beam deflector element over a predetermined range.
摘要翻译：一种用于扫描光学记录载体（3）的信息层（2）的光学扫描装置（1）。该装置包括用于沿着第一光路提供至少第一辐射束的辐射源（7）和沿着第二不同光路的第二辐射束。物镜系统（8）将辐射束会聚在信息层上。光束偏转元件（30）被布置成将所述第二辐射束朝向透镜系统的光轴折射。光束偏转元件包括至少一个流体（A）。提供控制器以改变流体的配置以控制由偏转器偏转元件在预定范围内提供的折射量。

6. 发明申请

WO2004027769A1 OPTICAL SCANNING DEVICE 审中-公开
标题翻译：光学扫描装置
公开(公告)号：WO2004027769A1
公开(公告)日：2004-04-01
申请号：PCT/IB2003/003935
申请日：2003-09-12
申请人： KONINKLIJKE PHILIPS ELECTRONICS N.V. , TUKKER, Teunis, W. , HENDRIKS, Bernardus, H., W. , LIEDENBAUM, Coen, T., H., F. , KUIPER, Stein
发明人： TUKKER, Teunis, W. , HENDRIKS, Bernardus, H., W. , LIEDENBAUM, Coen, T., H., F. , KUIPER, Stein
IPC分类号： G11B7/135
CPC分类号： G02B3/14 , G02B26/005 , G11B7/1376 , G11B7/1398
摘要： An optical scanning device (1) for scanning an information layer (2) with a radiation beam (25) in a writing mode and a reading mode comprises a radiation source (7) for emitting the beam and an objective lens (10) for converging the beam so as to form a scanning spot (19) in the information layer. The device also includes a scanning spot power switch (20) for switching the size of the cross-section of the beam between a first size at the writing mode and a second, larger size at the reading mode so as to switch the rim intensity of the beam between a first intensity level (Irim,writing) at the writing mode and a second, higher intensity level (Irim,reading) at the reading mode, thereby switching the light power of the scanning spot between a first power level (Pwriting) at the writing mode and a second, lower power level (Preading) at the reading mode.
摘要翻译：一种用于以写入模式和读取模式用辐射束（25）扫描信息层（2）的光学扫描装置（1），包括用于发射光束的辐射源（7）和用于会聚的物镜（10）以在信息层中形成扫描点（19）。该装置还包括扫描点电源开关（20），用于在写入模式下在第一尺寸和读取模式之间切换第二尺寸的第二尺寸的横梁的横截面尺寸，所述光束在所述写入模式下处于第一强度水平（Irim，写入）和在所述读取模式下的第二较高强度水平（Irim，读数）之间，从而将所述扫描点的光功率切换到第一功率水平（Pwriting）在读取模式下为第二，较低功率级（Preading）。

7. 发明申请

WO2006095303A1 OPTICAL SCANNING DEVICE 审中-公开
标题翻译：光学扫描装置
公开(公告)号：WO2006095303A1
公开(公告)日：2006-09-14
申请号：PCT/IB2006/050691
申请日：2006-03-06
申请人： KONINKLIJKE PHILIPS ELECTRONICS N.V. , TUKKER, Teunis, W. , LIEDENBAUM, Coen, T., H., F. , HENDRIKS, Bernardus, H., W. , STALLINGA, Sjoerd , IMMINK, Albert, H., J. , KUIPER, Stein , CHEN, Ming, S.
发明人： TUKKER, Teunis, W. , LIEDENBAUM, Coen, T., H., F. , HENDRIKS, Bernardus, H., W. , STALLINGA, Sjoerd , IMMINK, Albert, H., J. , KUIPER, Stein , CHEN, Ming, S.
IPC分类号： G11B7/135
CPC分类号： G11B7/1369 , G11B7/0909 , G11B7/1381
摘要： An optical scanning device (1) includes a radiation source (7), a detector (23) and a beam splitter (9). The radiation source (7) provides an incident radiation beam (4, 20) along a first optical path (19a) for scanning an information layer (2) of an optical record carrier (3). The detector (23) detects at least a portion of the radiation beam (22) reflected from the optical record carrier (3). The beam splitter (9) transmits the incident radiation beam (4) received from the radiation source along the first optical path (19a) towards the optical record carrier. The beam splitter (9) also transmits the reflected beam (22) received from the optical record carrier (3) along a second, different optical path (19b) towards the detector. The optical scanning device further includes a beam-deflecting element (30; 130; 230; 330; 630; 830; 930) positioned on the second optical path (19b) between the beam splitter (9) and the detector (23). The beam-deflecting element (30; 130; 230; 330; 630; 830; 930) is arranged to controllably deflect the path of the reflected radiation beam (22) for adjusting the lateral position of said reflected radiation beam incident upon the detector (23) over a predetermined range.
摘要翻译：光学扫描装置（1）包括辐射源（7），检测器（23）和分束器（9）。辐射源（7）沿着第一光路（19a）提供入射辐射束（4,20），用于扫描光学记录载体（3）的信息层（2）。检测器（23）检测从光学记录载体（3）反射的辐射束（22）的至少一部分。分束器（9）将从辐射源接收的入射辐射束（4）沿着第一光路（19a）传送到光学记录载体。分束器（9）还将从光学记录载体（3）接收的反射光束（22）沿着第二不同的光路（19b）传送到检测器。光学扫描装置还包括位于分束器（9）和检测器（23）之间的第二光路（19b）上的光束偏转元件（30; 130; 230; 330; 630; 830; 930）。光束偏转元件（30; 130; 230; 330; 630; 830; 930）被布置成可控地偏转反射的辐射束（22）的路径，用于调节入射到检测器上的所述反射的辐射束的横向位置（ 23）超过预定范围。

8. 发明申请

WO2006067707A2 OPTICAL SCANNING DEVICE 审中-公开
标题翻译：光学扫描装置
公开(公告)号：WO2006067707A2
公开(公告)日：2006-06-29
申请号：PCT/IB2005/054273
申请日：2005-12-15
申请人： KONINKLIJKE PHILIPS ELECTRONICS N.V. , TUKKER, Teunis, W. , VREHEN, Joris, J. , HENDRIKS, Bernardus, H., W. , KUIPER, Stein
发明人： TUKKER, Teunis, W. , VREHEN, Joris, J. , HENDRIKS, Bernardus, H., W. , KUIPER, Stein
IPC分类号： G11B7/135 , G02B3/02 , G02B3/12
CPC分类号： G11B7/13925 , G02B3/04 , G02B3/12 , G02B27/0031 , G11B7/1369 , G11B2007/0006
摘要： An optical scanning device (1) for scanning optical record carriers (2) having cover layers of different thicknesses. The scanning device has a first mode for scanning a first optical record carrier, a second mode for scanning a second optical record carrier and a third mode for scanning third optical record carrier. The device comprises an objective lens system (10) and a switchable optical element (8) having a first discrete state and a different, second discrete state. The element comprises: a fluid system including a first fluid (18) and a different, second fluid (19); a wavefront modifier (17); and a fluid system switch for acting on the fluid system to switch between the first and second discrete states of the element. When the element is in the first discrete state, the wavefront modifier (17) is substantially covered by the first fluid (18), and when the element is in the second discrete state, the wavefront modifier (17) is substantially covered by the second fluid (19). The wavefront modifier includes a non-periodic phase structure including a plurality of stepped annular zones separated by steps, the zones forming a non-periodic radial pattern, and is characterized in that the wavefront modifier further includes an aspherical surface. The scanning device is arranged to operate using the element (8) in the second state to generate spherical aberration when in the second mode, the aspherical surface of the element (8) in the second state compensating for more than half of the spherical aberration due to the objective lens system (10) and second record carrier in combination.
摘要翻译：一种用于扫描具有不同厚度的覆盖层的光学记录载体（2）的光学扫描装置（1）。扫描装置具有用于扫描第一光学记录载体的第一模式，用于扫描第二光学记录载体的第二模式和用于扫描第三光学记录载体的第三模式。该装置包括具有第一离散状态和不同的第二离散状态的物镜系统（10）和可切换光学元件（8）。该元件包括：包括第一流体（18）和不同的第二流体（19）的流体系统; 波前修正器（17）; 以及用于作用在流体系统上以在元件的第一和第二离散状态之间切换的流体系统开关。当元件处于第一离散状态时，波前修正器（17）基本上被第一流体（18）覆盖，并且当元件处于第二离散状态时，波前修正器（17）基本上被第二流体流体（19）。波前修正器包括非周期性相位结构，其包括通过台阶隔开的多个阶梯状环形区域，该区域形成非周期性径向图案，其特征在于波前修正器还包括非球面。扫描装置被布置为在第二状态下使用元件（8）进行操作以在第二模式中产生球面像差，在第二状态下的元件（8）的非球面补偿了球面像差的一半以上组合到物镜系统（10）和第二记录载体上。

9. 发明申请

WO2005006312A3 VARIABLE BEAM SHAPING ELEMENT 审中-公开
公开(公告)号：WO2005006312A3
公开(公告)日：2005-01-20
申请号：PCT/IB2004/051158
申请日：2004-07-07
申请人： KONINKLIJKE PHILIPS ELECTRONICS N.V. , TUKKER, Teunis, W. , HENDRIKS, Bernardus, H., W. , KUIPER, Stein
发明人： TUKKER, Teunis, W. , HENDRIKS, Bernardus, H., W. , KUIPER, Stein
IPC分类号： G02B26/02
摘要： A beam-shaping element comprises a cavity, a first: fluid and a second fluid having different indices of refraction. An optical axis extends through the cavity. The cavity has at least one curved surface extending transverse the optical axis. At least one pump is arranged to pump the fluids between a first configuration in which the first fluid occupies the cavity, and a second configuration in which the second fluid occupies the cavity.

10. 发明申请

WO2004001732A1 OPTICAL SCANNING DEVICE INCLUDING A TILT TOLERANT OBJECTIVE SYSTEM 审中-公开
标题翻译：光学扫描装置，包括倾斜容限目标系统
公开(公告)号：WO2004001732A1
公开(公告)日：2003-12-31
申请号：PCT/IB2003/002422
申请日：2003-06-23
申请人： KONINKLIJKE PHILIPS ELECTRONICS N.V. , HENDRIKS, Bernardus, H., W. , VAN AS, Marco, A., J. , TUKKER, Teunis, W.
发明人： HENDRIKS, Bernardus, H., W. , VAN AS, Marco, A., J. , TUKKER, Teunis, W.
IPC分类号： G11B7/135
CPC分类号： G11B7/13922 , G11B7/1374
摘要： An optical scanning device (1) for scanning an information layer (4) of an optical record carrier (2), the device including a radiation source (11) for generating a radiation beam (12) and an objective system (18) for converging the radiation beam (12) on the information layer, the objective system (18) being characterized in that the ratio of the root mean square of the optical path difference's (OPD's) generated by the objective system at oblique beam entrance to the system satisfies the condition of formula (I) within the field of the objective system, where OPD(A31) is the contribution of the third order Zernike coma to the root mean square wavefront aberration and OPD(A51) is the contribution of the fifth order Zernike coma to the root mean square wavefront aberration.
摘要翻译：一种用于扫描光学记录载体（2）的信息层（4）的光学扫描装置（1），该装置包括用于产生辐射束（12）的辐射源（11）和用于会聚的物镜系统（18）信息层上的辐射束（12），物镜系统（18）的特征在于，由物镜系统在系统的斜射入口处产生的光程差（OPD）的均方根的比值满足系统 OPD（A31）是第三阶Zernike彗差对均方根波前像差和OPD（A51）的贡献的公式（I）的条件，其中第五阶Zernike昏迷对均方根波前像差。

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