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    • 1. 发明申请
    • Beam director and control system for a high energy laser within a conformal window
    • 光束控制系统在保形窗内的高能激光器
    • US20080042042A1
    • 2008-02-21
    • US11505271
    • 2006-08-16
    • William B. KingChungte W. ChenRobert W. ByrenChaunchy F. McKearn
    • William B. KingChungte W. ChenRobert W. ByrenChaunchy F. McKearn
    • G01J1/20
    • F41H13/005G01S17/66G02B5/32G02B17/0884G02B23/06G02B26/06G02B26/0825H01S3/005
    • A beam control system and method. The system includes an illuminator for providing a first beam of electromagnetic energy at a first wavelength; a source for providing a second beam of electromagnetic energy at a second wavelength; and an arrangement for compensating wavefront errors in the second beam using a bias representative of a comparison between the first wavelength and the second wavelength. In the illustrative embodiment, the arrangement includes a processor which corrects wavefront errors using a bias representative of a difference between said first wavelength and said second wavelength. In the disclosed application, a target wavefront sensor is included and the laser is a high-energy laser beam. The wavefront errors include a chromatic aberration and the errors are compensated using a deformable mirror and a correction algorithm executed by an adaptive optics processor. In one alternative embodiment, the errors are compensated using an optical aberration corrector. The aberration corrector may be a holographic optical element or other suitable device. In another alternative embodiment, the errors are corrected with the above embodiment in combination with the use of “woofer” and “tweeter” correcting elements with the woofer being a long stroke low frequency element and the tweeter being a short stroke high frequency element.
    • 梁控制系统及方法。 该系统包括用于在第一波长处提供第一电磁能束的照明器; 用于在第二波长处提供第二电磁能束的源; 以及用于使用表示第一波长和第二波长之间的比较的偏置来补偿第二波束中的波前误差的装置。 在说明性实施例中,该装置包括处理器,其使用表示所述第一波长和所述第二波长之间的差的偏置来校正波前误差。 在所公开的应用中,包括目标波前传感器,激光是高能激光束。 波前误差包括色差,并且使用可变形反射镜和由自适应光学处理器执行的校正算法来补偿误差。 在一个替代实施例中,使用光学像差校正器补偿误差。 像差校正器可以是全息光学元件或其它合适的器件。 在另一替代实施例中,通过使用“低音扬声器”和“高音扬声器”校正元件与低音扬声器是长行程低频元件并且高音单元是短行程高频元件结合使用上述实施例来校正错误。
    • 2. 发明授权
    • Low-observability, wide-field-of-view, situation awareness viewing device
    • 低可观察性,广视野,情景观察装置
    • US06693749B2
    • 2004-02-17
    • US09774495
    • 2001-01-31
    • William B. KingChungte W. ChenRonald G. HeggJohn E. GuntherRichard W. Nichols
    • William B. KingChungte W. ChenRonald G. HeggJohn E. GuntherRichard W. Nichols
    • G02B2714
    • G02B27/0172G02B5/30
    • A situation awareness viewing device, typically in the form of a head-mounted display device, includes a polarizing beam splitter made of a cube of a material transparent to light and having an index of refraction greater than 1, and a wire grid polarizer lying within the cube on a cube-diagonal plane extending between two diagonally opposed edges of the cube. The polarizing beam splitter has a first optical axis extending from a first face of the cube toward an opposing second face of the cube and lying at an angle of 45 degrees to the cube-diagonal plane, and a second optical axis extending from a third face of the cube toward an opposing fourth face of the cube and lying at an angle of 45 degrees to the cube-diagonal plane, the second optical axis being perpendicular to the first optical axis. The device further includes an external polarizer external to the cube on the first optical axis and disposed to intercept light incident upon the first face along the first optical axis, an image source external to the cube and disposed to send a display image incident upon the third face along the second optical axis, a quarter-wave plate external to the cube and disposed to intercept a beam of light traveling along the second optical axis and passing out of the cube through the fourth face, and a mirror external to the cube and disposed to reflect light passing through the quarter-wave plate back through the quarter-wave plate and to the fourth face.
    • 通常为头戴式显示装置形式的状况感知观察装置包括由透明至光并具有大于1的折射率的材料的立方体制成的偏振分束器,并且线偏振器位于 立方体对角平面上的立方体在立方体的两个对角线相对的边缘之间延伸。 偏振光束分离器具有第一光轴,该第一光轴从立方体的第一面向立方体的相对的第二面延伸,并且与立体对角线平面成45度的角度,第二光轴从第三面延伸 所述立方体朝向所述立方体的相对的第四面并且与所述立方体对角线平面成45度的角度,所述第二光轴垂直于所述第一光轴。 该装置还包括位于第一光轴上的立方体外部的外部偏振器,并设置成沿着第一光轴截取入射在第一面上的光,该立方体外部的图像源,并且被布置成发送入射到第三光轴上的显示图像 沿着第二光轴的一个四边形波片,在该立方体的外侧设置成拦截沿第二光轴行进的光束,并且通过该第四面从该立方体流出;以及一个在该立方体外面的镜子, 以将通过四分之一波片的光反射回四分之一波片和第四面。
    • 4. 发明授权
    • Abrasive articles and method of making the same
    • 磨料制品及其制造方法
    • US5626639A
    • 1997-05-06
    • US559200
    • 1995-11-13
    • William B. King
    • William B. King
    • B24B13/01B24D11/00
    • B24B13/01B24D11/008Y10T156/10Y10T156/1089
    • An abrasive article is provided which comprises a substrate having a surface bearing and abrasive layer and an opposite surface having a layer of pressure sensitive adhesive and a protective liner covering the layer of pressure sensitive adhesive. The liner includes a lift flap secured thereto which does not extend beyond the perimeter of the liner and has a free portion accessible to finger grip. A method of making an abrasive article is also provided which comprises providing a web having an abrasive layer on one side and a layer of pressure sensitive adhesive on an opposite side and a protective liner covering the layer of pressure sensitive adhesive, providing a strip of lift material having a region bearing an adhesive layer and a non-adhesive region, applying the strip to the liner of the web, and cutting the web and strip to form the abrasive article such that the liner of the abrasive material has a lift flap which does not extend beyond the perimeter of the liner and has a free portion accessible to finger grip.
    • 提供了一种磨料制品,其包括具有表面轴承和研磨层的基底和具有一层压敏粘合剂的相对表面和覆盖该压敏粘合剂层的保护性衬里。 衬垫包括固定到其上的升降翼,其不延伸超过衬套的周边并且具有可用于手指抓握的自由部分。 还提供了一种制造磨料制品的方法,其包括在一侧提供具有研磨层的腹板和在相对侧上的一层压敏粘合剂,以及覆盖该压敏粘合剂层的保护衬垫,提供电梯条 具有带有粘合剂层和非粘合区域的区域的材料,将带材施加到幅材的衬垫上,以及切割幅材和带材以形成磨料制品,使得研磨材料的衬垫具有提升折片, 不延伸超过衬垫的周边并且具有可用于手指抓握的自由部分。
    • 6. 发明授权
    • Gregorian all-reflective optical system
    • 格里高利全反射光学系统
    • US4025783A
    • 1977-05-24
    • US680938
    • 1976-04-28
    • James C. Administrator of the National Aeronautics and Space Administration, with respect to an invention of FletcherWilliam B. King
    • James C. Administrator of the National Aeronautics and Space Administration, with respect to an invention of FletcherWilliam B. King
    • H04B10/06H04B9/00
    • H04B10/60
    • An optical heterodyne receiver comprises a system of reflectors forming a folded Gregorian configuration for collecting a signal beam, and an optical detector located at the focus of the system. The reflectors comprise a paraboloidal primary reflector and an ellipsoidal secondary reflector facing each other on an optical axis with the focus of the secondary reflector coinciding with the focus of the primary reflector. An auxiliary laser generates a local oscillator beam that is combined with the signal beam after the signal beam emerges from the exit pupil (which is also the aperture stop) of the system, and the resultant is impinged on the detector. A pair of image motion compensators is located as close to the exit pupil as possible for aligning off-axis inputs to the detector. The compensators also ensure that off-axis as well as on-axis inputs are substantially coaxial with the local oscillator beam, thereby maximizing signal detector efficiency. By utilizing a large f/number for the local oscillator beam, it effectively eliminates the need for critical alignment between the signal and the local oscillator beams at the detector.
    • 光学外差接收器包括形成用于收集信号光束的折叠格里高利配置的反射器系统和位于系统焦点处的光学检测器。 反射器包括抛物面主反射器和在光轴上彼此面对的椭圆形次级反射器,其中次反射体的焦点与主反射器的焦点重合。 辅助激光器在信号光束从系统的出射光瞳(其也是孔径光阑)出射之后产生与信号光束组合的本地振荡器光束,并且所得到的光束撞击在检测器上。 一对图像运动补偿器位于尽可能靠近出射光瞳的位置,用于将离轴输入对准检测器。 补偿器还确保离轴和轴上输入与本地振荡器波束基本上同轴,从而最大化信号检测器的效率。 通过利用大的f /数量作为本地振荡器,它有效地消除了在检测器处信号与本地振荡器波束之间的临界对准的需要。
    • 8. 发明授权
    • Linear adaptive optics system in low power beam path and method
    • 线性自适应光学系统在低功率光束路径和方法
    • US08731013B2
    • 2014-05-20
    • US11657215
    • 2007-01-24
    • Robert W. ByrenWilliam B. KingDavid M. Filgas
    • Robert W. ByrenWilliam B. KingDavid M. Filgas
    • H01S3/10
    • G02B26/06F41H13/005G02B27/0037H01S3/0014H01S3/005H01S3/1307H01S3/2308H01S3/2333
    • A system and method for providing a wavefront corrected high-energy beam of electromagnetic energy. In the illustrative embodiment, the system includes a source of a first beam of electromagnetic energy; an amplifier for amplifying said beam to provide a second beam; a sensor for sensing aberration in said second beam and providing an error signal in response thereto; a processor for processing said error signal and providing a correction signal in response thereto; and a spatial light modulator responsive to said correction signal for adjusting said beam to facilitate a correction of said aberration thereof. In more specific embodiments, the source is a laser and the sensor is a laser wavefront sensor. A mirror is disposed between said modulator and said sensor for sampling said beam. The mirror has an optical thin-film dielectric coating on at least one optical surface thereof. The coating is effective to sample said beam and transmit a low power sample thereof to said means for sensing aberration. The processor is an adaptive optics processor. The spatial light modulator may be a micro electro-mechanical system deformable mirror or an optical phased array. In the illustrative embodiment, the source is a master oscillator and the amplifier is a power amplifier beamline. An outcoupler is disposed between the oscillator and the amplifier.
    • 一种用于提供电波能量的波前校正高能束的系统和方法。 在说明性实施例中,系统包括第一电磁能束的源; 放大器,用于放大所述光束以提供第二光束; 传感器,用于检测所述第二光束中的像差并响应于此产生误差信号; 用于处理所述误差信号并响应于此提供校正信号的处理器; 以及响应于所述校正信号调整所述光束以有助于校正所述像差的空间光调制器。 在更具体的实施例中,源是激光,传感器是激光波前传感器。 在所述调制器和所述传感器之间设置一个反射镜,用于采样所述光束。 反射镜在其至少一个光学表面上具有光学薄膜电介质涂层。 所述涂层对所述光束进行采样是有效的,并将低功率样品传送到所述用于感测像差的装置。 处理器是自适应光学处理器。 空间光调制器可以是微电子机械系统可变形反射镜或光学相控阵列。 在说明性实施例中,源是主振荡器,放大器是功率放大器束线。 在振荡器和放大器之间设置一个输出耦合器。
    • 9. 发明授权
    • Source-independent beam director and control system for a high-energy electromagnetic radiation source
    • 用于高能电磁辐射源的源独立光束导向器和控制系统
    • US08362410B2
    • 2013-01-29
    • US12843802
    • 2010-07-26
    • William B. KingChaunchy F. Mckearn
    • William B. KingChaunchy F. Mckearn
    • G01J1/20
    • H01S3/0071G02B26/06G02B26/0816
    • A high-energy beam is precompensated by a process including receiving a high-energy beam from a source and energy from a target. The target energy includes wavefront aberrations related to atmospheric and other external disturbances encountered along a distance separating the target. A correction signal is determined responsive to the high-energy beam and the target energy. The correction signal is also configured to pre-compensate for wavefront aberrations related to the atmospheric and other external disturbances and to cancel aberrations introduced by the adaptive optics techniques. A wavefront of the outcoupled high-energy beam is adjusted responsive to the determined correction signal. A beam control system includes three adaptive optics servo loops and an aperture-sharing element. The arrangement is adapted to self-cancel internal optical-path-difference errors in the outcoupled beam and to pre-compensate the outcoupled beam according to a conjugate of the wavefront aberrations related to atmospheric and other external disturbances.
    • 高能量光束通过包括从源极接收高能束和来自目标的能量的过程进行预补偿。 目标能量包括与分离目标的距离遇到的大气和其他外部干扰相关的波前像差。 响应于高能束和目标能量来确定校正信号。 校正信号还被配置为对与大气和其他外部干扰相关的波前像差进行预补偿,并消除由自适应光学技术引入的像差。 响应所确定的校正信号调整输出耦合的高能束的波前。 光束控制系统包括三个自适应光学伺服回路和孔径共享元件。 该装置适于自消除输出耦合的光束中的内部光程差误差,并且根据与大气和其它外部干扰相关的波前像差的共轭来对输出耦合的光束进行预补偿。
    • 10. 发明申请
    • SOURCE-INDEPENDENT BEAM DIRECTOR AND CONTROL SYSTEM FOR A HIGH-ENERGY ELECTROMAGNETIC RADIATION SOURCE
    • 光源独立光束导体和高能电磁辐射源控制系统
    • US20120018614A1
    • 2012-01-26
    • US12843802
    • 2010-07-26
    • William B. KingChaunchy F. Mckearn
    • William B. KingChaunchy F. Mckearn
    • G01J1/20
    • H01S3/0071G02B26/06G02B26/0816
    • A high-energy beam is precompensated by a process including receiving a high-energy beam from a source and energy from a target. The target energy includes wavefront aberrations related to atmospheric and other external disturbances encountered along a distance separating the target. A correction signal is determined responsive to the high-energy beam and the target energy. The correction signal is also configured to pre-compensate for wavefront aberrations related to the atmospheric and other external disturbances and to cancel aberrations introduced by the adaptive optics techniques. A wavefront of the outcoupled high-energy beam is adjusted responsive to the determined correction signal. A beam control system includes three adaptive optics servo loops and an aperture-sharing element. The arrangement is adapted to self-cancel internal optical-path-difference errors in the outcoupled beam and to pre-compensate the outcoupled beam according to a conjugate of the wavefront aberrations related to atmospheric and other external disturbances.
    • 高能量光束通过包括从源极接收高能束和来自目标的能量的过程进行预补偿。 目标能量包括与分离目标的距离遇到的大气和其他外部干扰相关的波前像差。 响应于高能束和目标能量来确定校正信号。 校正信号还被配置为对与大气和其他外部干扰相关的波前像差进行预补偿,并消除由自适应光学技术引入的像差。 响应所确定的校正信号调整输出耦合的高能束的波前。 光束控制系统包括三个自适应光学伺服回路和孔径共享元件。 该装置适于自消除输出耦合的光束中的内部光程差误差,并且根据与大气和其它外部干扰相关的波前像差的共轭来对输出耦合的光束进行预补偿。