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    • 1. 发明授权
    • Visualization device for near-IR laser designator
    • 近红外激光指示器的可视化装置
    • US5249501A
    • 1993-10-05
    • US861624
    • 1992-04-01
    • Gary WaldmanJohn R. Wootton
    • Gary WaldmanJohn R. Wootton
    • F41G3/14F41G3/00
    • F41G3/145
    • A tracking system (10) is for use in a weapons system (W). The tracking system is used to assist a gunner (G) in designating and tracking a target which the gunner can fire upon using a weapon under his control. A laser (12) operating at a wavelength beyond the visible band (i.e., 70.7 um) projects a laser beam (B) at the target which illuminates a portion of the target struck by the beam. The laser is boresighted with the weapon and moves with it as the gunner tracks the target. A curved window is interposed between the laser and the target. The window (16) passes a portion of the incident laser beam on it for the laser beam to strike the target. The window also reflects a portion of the laser beam. The amount of the laser beam passing through the window is substantially greater than the portion reflected. The reflected portion of the laser beam reflects at an angle (.theta.) with respect to the incident beam. A sensing element (26) upon which the reflected portion of the beam impinges emits a visible spot of light. The sensing element is at, or near, the focal point of the window. A visible, virtual image of the target, which is at, or near, infinity, is now created. This visible image is observable by the gunner. The gunner maintains the laser beam on the target by moving his weapon as the target moves. Movement of the laser beam produces a corresponding movement of the virtual image.
    • 跟踪系统(10)用于武器系统(W)。 跟踪系统用于协助枪手(G)指定和跟踪枪手在使用其控制下的武器时可以射击的目标。 在超过可见光带(即70.7μm)的波长下工作的激光器(12)在目标处投射一个激光束(B),该激光束(B)照射由光束撞击的目标部分。 激光瞄准武器,随着炮手跟踪目标,它随之移动。 在激光和靶之间插入弯曲的窗口。 窗口(16)将入射激光束的一部分通过其上以使激光束撞击目标。 该窗口还反映了激光束的一部分。 通过窗口的激光束的量基本上大于反射部分的量。 激光束的反射部分以相对于入射光束的角度(θ)反射。 光束撞击的反射部分的光敏元件(26)发出可见的光斑。 感测元件在窗口的焦点处或附近。 目标的可见的虚拟映像,现在或接近无限,现在被创建。 这个可见的图像可以由枪手观察到。 枪手通过在目标移动时移动武器,将激光束保持在目标上。 激光束的运动产生虚像的相应运动。
    • 2. 发明授权
    • Electro-optic wedge structure for beam steering and method of manufacture
    • 用于光束转向的电光楔结构及其制造方法
    • US5615029A
    • 1997-03-25
    • US400647
    • 1995-03-08
    • Garret ModdelJohn R. WoottonGary WaldmanDavid L. Holder
    • Garret ModdelJohn R. WoottonGary WaldmanDavid L. Holder
    • G02F1/1333G02F1/29G02F1/1335
    • G02F1/29G02F1/133371
    • An apparatus for steering a beam of light. A volume of electro-optic, light transmissive material has a predetermined geometric shape, such as a wedge, and is positioned to intersect the beam of light so that the beam of light is directed into the material. The material has a first surface on which the beam of light is incident and a second surface opposite the first surface, the first and second surfaces defining a portion of the material therebetween having a thickness which varies with the beam of light passing through the portion of the material. A voltage source applies a potential difference across the portion of the material. A control circuit varies the magnitude of the potential difference applied to the portion of the material. As a result, the beam of light is deflected by an angle which is a function of the varying thickness of the portion of the material and the refractive index of the portion of the material as determined by the magnitude of the potential difference.
    • 一种用于转向光束的装置。 电光透光材料的体积具有预定的几何形状,例如楔形物,并且定位成与光束相交,使得光束被引导到材料中。 该材料具有第一表面,光束入射到第一表面上,第二表面与第一表面相对,第一表面和第二表面限定其间的材料的一部分,其厚度随着穿过该光束的部分的光束而变化 材料。 电压源在材料的该部分上施加电位差。 控制电路改变施加到材料部分的电位差的大小。 结果,光束被偏转了一个角度,该角度是材料部分的变化厚度和材料部分的折射率的函数,由电位差的大小确定。
    • 3. 发明授权
    • Controlled interlace for TOW missiles using medium wave infrared sensor
or TV sensor
    • 使用中波红外传感器或电视传感器对TOW导弹进行控制交错
    • US5332176A
    • 1994-07-26
    • US984966
    • 1992-12-03
    • John R. WoottonGary WaldmanGregory L. Hobson
    • John R. WoottonGary WaldmanGregory L. Hobson
    • F41G7/30G01S3/786G01B11/26
    • G01S3/7864F41G7/303
    • Apparatus (10) is provided for detecting an object (B) such as a xenon beacon on a missile (M) located within a defined field of view (FOV). The field of view is defined by an array (A) of pixels (P). A sensor (14) includes a detector (16) which repetitively scans the field of view to detect the presence of an object therein. The output of the sensor is converted for use in activating pixels in the array in response to the detection of the object. A processor (22), in response to the presence of the object, defines a pixel matrix within the array. This matrix includes the pixel for the detected object signature. The processor searches all the pixels within the matrix to identify a signature which matches a predetermined characteristic of the object. Identification of such a signature, helps particularly identify the object in the field of view. The processor then focuses on this pixel set, during subsequent scans, to track the object.
    • 提供装置(10)用于检测位于定义的视场(FOV)内的导弹(M)上的物体(B),例如氙信标。 视场由像素(P)的数组(A)定义。 传感器(14)包括重复地扫描视野以检测其中物体的存在的检测器(16)。 响应于对象的检测,传感器的输出被转换用于激活阵列中的像素。 响应于对象的存在,处理器(22)定义阵列内的像素矩阵。 该矩阵包括检测到的对象签名的像素。 处理器搜索矩阵内的所有像素以识别匹配对象的预定特征的签名。 识别这样的签名,有助于在视野中特别识别对象。 然后,处理器在随后的扫描期间对该像素集进行对焦,以跟踪对象。
    • 4. 发明授权
    • Non-imaging electro-optic vehicle sensor apparatus utilizing variance in
reflectance
    • 利用反射率差异的非成像电光学车辆传感器装置
    • US5764163A
    • 1998-06-09
    • US531467
    • 1995-09-21
    • Gary WaldmanJohn R. WoottonAsdrubal Garcia-Ortiz
    • Gary WaldmanJohn R. WoottonAsdrubal Garcia-Ortiz
    • G08G1/015G08G1/04G08G1/065
    • G08G1/015G08G1/04
    • Apparatus (10) for monitoring vehicle (V) usage on a roadway (H). An AC light source (12) comprises either an incandescent or gas discharge light source. The light source has a detectable AC ripple in its output. The light source is mounted or installed above the roadway surface on a conventional light standard (16) or highway information standard (18) such that the light source directs its rumination downwardly onto the roadway. A light detector (34) detects light reflected from off the roadway. Light from the light source together with the collection optics of the light detector define a "footprint" (30) on the roadway surface and vehicles moving over the roadway pass over this footprint. The directed, reflected light has characteristics which are varied in response to passage of a vehicle over the roadway and through a path (X1, X2) of light between the source and detector. A processor (52) processes the reflected light and is responsive to variations in the characteristics of detected, reflected light caused by vehicle passage. The processor is capable of determining the number of vehicles passing over the roadway surface during a predetermined period of time, the speed of the vehicles, and the type of a vehicle. Further, the detector and processor are sensitive to changes in atmospheric conditions to adjust detection thresholds so the apparatus maintains its responsiveness to the passage of vehicles.
    • 用于监控车辆(V)在道路(H)上的使用的装置(10)。 AC光源(12)包括白炽灯或气体放电光源。 光源在其输出端具有可检测的交流纹波。 光源安装或安装在道路表面上方的常规光标(16)或高速公路信息标准(18)上,使得光源将其向下的方向引导到道路上。 光检测器(34)检测从道路上反射的光。 来自光源的光与光检测器的收集光学器件一起定义在道路表面上的“占地面积”(30),并且在道路上行驶的车辆通过该占地面积。 定向反射光具有响应于车辆在道路上的通过并且通过源和检测器之间的光路(X1,X2)而变化的特性。 处理器(52)处理反射光并且响应于由车辆通过引起的检测到的反射光的特性的变化。 处理器能够在预定时间段,车辆的速度和车辆的类型中确定通过道路表面的车辆的数量。 此外,检测器和处理器对大气条件的变化敏感,以调整检测阈值,使得设备保持对车辆通过的响应。
    • 5. 发明授权
    • Beam steered laser IFF system
    • 光束激光IFF系统
    • US5459470A
    • 1995-10-17
    • US80692
    • 1993-06-22
    • John R. WoottonGary WaldmanDavid Holder
    • John R. WoottonGary WaldmanDavid Holder
    • G01S17/74G01S13/79
    • G01S17/74
    • A system (10) for friend-or-foe identification (IFF) comprises an interrogator unit (18) carried on a first platform (T1) for generating and transmitting a laser beam. A control unit (22) selectively directs the transmitted laser beam toward a second platform (T2). A coding/decoding unit (28) encodes an IFF interrogator message with which a portion of the transmitted laser beam is modulated. A laser reflector (30) carried on the second platform receives the coded laser beam. The reflector is a normally passive reflector which is activated by receipt of the transmitted laser beam. The reflector responds to the IFF message contained in the received laser beam by modulating the unmodulated portion of the transmitted laser beam. This newly modulated portion of the laser beam is reflected back toward the first platform. The coding/encoding unit decodes on the first platform receives and the response, and determines if it corresponds to a predetermined response which identifies the second platform as a "friend".
    • 用于朋友或敌人识别(IFF)的系统(10)包括在第一平台(T1)上承载用于产生和传送激光束的询问器单元(18)。 控制单元(22)选择性地将发射的激光束引向第二平台(T2)。 编码/解码单元(28)编码被发送的激光束的一部分被调制的IFF询问器消息。 承载在第二平台上的激光反射器(30)接收编码的激光束。 反射器是通过接收发射的激光束来激活的常被动反射器。 反射器通过调制发射的激光束的未调制部分来响应包含在接收的激光束中的IFF信号。 激光束的这个新调制部分被反射回第一平台。 第一平台上的编码/编码单元解码接收和响应,并且确定它是否对应于将第二平台标识为“朋友”的预定响应。
    • 7. 发明授权
    • Beam steered laser for fire control
    • 光束引导激光进行消防
    • US5180881A
    • 1993-01-19
    • US713877
    • 1991-06-12
    • John R. WoottonGary Waldman
    • John R. WoottonGary Waldman
    • F41G3/06F41G3/12F41G3/16
    • F41G3/12F41G3/06F41G3/16
    • Fire control apparatus (30) comprises a gun (32) for firing a projectile at a target (T). The gun is mounted on a platform (36) which is subject to vibratory motion. A laser unit (40) generates a laser beam directable at the target. A gunner (G) directs a laser beam at the target and a return laser waveform reflected by the target is received back at the platform. A processor (44) is responsive to the return waveform to determine the target's range, speed, and direction of movement relative to the platform. Further, the processor determines a firing solution by which a projectile fired from the gun strikes the target. This solution includes a lead angle by which the gun should be directed ahead of the target for the projectile to strike it. A beam steering unit (62) is responsive to an output from the processor to realign the laser beam relative to the target. The degree of realignment is in accordance with the firing solution so the projectile fired from the gun strikes the target. The beam steering unit also stabilizes the laser beam to isolate it from platform vibrations. This is done to increase system accuracy.
    • 消防控制装置(30)包括用于在靶(T)处射出射弹的枪(32)。 枪安装在受到振动运动的平台(36)上。 激光单元(40)产生可在目标处定向的激光束。 枪手(G)将激光束引导到目标,并且在平台处接收由目标反射的返回激光波形。 处理器(44)响应于返回波形以确定目标的范围,速度和相对于平台的移动方向。 此外,处理器确定从枪射出的射弹撞击目标的射击解决方案。 该解决方案包括引导角度,通过该角度,枪应该被引导到目标的前方以使射弹撞击目标。 光束转向单元(62)响应于来自处理器的输出来相对于目标重新对准激光束。 重新调整的程度是与射击解决方案一致,所以从枪射击的射弹撞击目标。 光束转向单元还稳定激光束以将其与平台振动隔离。 这是为了提高系统精度。
    • 9. 发明授权
    • Laser vibrometer identification friend-or-foe (IFF) system
    • 激光测振仪识别朋友或者对手(IFF)系统
    • US5434668A
    • 1995-07-18
    • US861515
    • 1992-04-01
    • John R. WoottonGary WaldmanGregory L. HobsonDavid Holder
    • John R. WoottonGary WaldmanGregory L. HobsonDavid Holder
    • G01H9/00G01S7/48G01S7/481G01S7/493G01S17/02G01S17/88G01B9/02G01N21/41
    • G01S17/026G01H9/00G01S7/4802G01S17/88G01S7/4811G01S7/493
    • A friend-or-foe (IFF) identification system (10) comprises a laser generator (12) for generating and transmitting a laser beam (B). A beam splitter (16) divides the laser beam into two beams. One of the beams (B1) is directed along a reference path (P). This beam is reflected back along the path by a mirror (24) positioned at the end of the path. The other laser beam (B2) is directed at an object (T) to be identified as a friend or foe. This second beam reflects off the object and the return, reflected beam is detected. The reflected beam includes a vibration signature of the object under investigation. The return beam and reference beam are processed together to correct the vibration signature of the object for arty distortions. This allows an accurate target signature to be obtained. Next, the target signature is compared against other signatures. The results of the comparison provide the IFF identification.
    • 朋友对手(IFF)识别系统(10)包括用于产生和传送激光束(B)的激光发生器(12)。 分束器(16)将激光束分成两束。 梁(B1)中的一个沿着参考路径(P)被引导。 该光束通过位于路径末端处的反射镜(24)沿着路径反射回来。 另一个激光束(B2)被引导到物体(T)以被识别为朋友或敌人。 该第二光束从物体反射并返回,检测到反射光束。 反射光束包括被调查物体的振动特征。 一起处理返回光束和参考光束,以校正物体的振动特征以进行形状失真。 这允许获得准确的目标签名。 接下来,将目标签名与其他签名进行比较。 比较结果提供了IFF识别。
    • 10. 发明授权
    • Multiple designation missile system
    • 多指标导弹系统
    • US5273236A
    • 1993-12-28
    • US984476
    • 1992-12-02
    • John R. WoottonGary WaldmanGregory L. Hobson
    • John R. WoottonGary WaldmanGregory L. Hobson
    • F41G7/22F41G7/26F41G9/00F41G7/30
    • F41G7/2233F41G3/145F41G7/226F41G7/2293F41G9/002
    • Apparatus (10) is provided for designating a plurality of objects (E1-E3) within a field of view (FOV) and for thereafter simultaneously tracking each of the objects. A field of view is first defined in which one or more objects may be located. A laser beam generator (12) generates a laser beam (B) and directs it into the field of view. A beam steering mechanism (14) steers the laser beam throughout the field of view for it to strike each of the objects appearing therein. A coder unit (22) generates a code uniquely designating each object. A multiple target tracker (20) thereafter simultaneously tracks each separate object. The tracker controls the steering mechanism to sequentially steer the laser beam to each designated object. The laser, via the steering mechanism, illuminates all, or one or more, of the desginated, tracked targets within the field of view.
    • 设备(10)用于在视场(FOV)中指定多个对象(E1-E3),并且此后同时跟踪每个对象。 首先定义视野,其中可以定位一个或多个对象。 激光束发生器(12)产生激光束(B)并将其引导到视野中。 光束转向机构(14)在整个视野中引导激光束,以使其撞击出现在其中的每个物体。 编码器单元(22)生成唯一指定每个对象的代码。 多个目标跟踪器(20)此后同时跟踪每个单独的对象。 跟踪器控制转向机构以顺序地将激光束转向每个指定的对象。 激光器通过转向机构照亮视野内的所有或一个或多个处理过的目标物体。