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    • 4. 发明申请
    • Combinational PZT And MEMS Beam Steering
    • 组合PZT和MEMS光束转向
    • US20080316586A1
    • 2008-12-25
    • US12142661
    • 2008-06-19
    • Tony MaryfieldMahyar Dadkhah
    • Tony MaryfieldMahyar Dadkhah
    • G02F1/295
    • G02B26/101G02B27/0031
    • Beam steering systems and methods are disclosed according to various embodiments. A beam steering system may include a laser that produces a beam of light. The beam of light may then be directed through a piezoelectric tube that includes a light guide and one or more piezoelectric elements. The piezoelectric tube is coupled with the light source, such that the beam of light is conducted through the light guide. The piezoelectric tube is coupled with a scanning optical element that includes an optical element and a steering device. A controller may be communicatively coupled with the light source, the piezoelectric tube and the scanning optical element. The controller may include instructions to dither the beam of light with the piezoelectric tube and/or instructions to steer the beam of light with the scanning optical element.
    • 根据各种实施例公开了梁转向系统和方法。 光束转向系统可以包括产生光束的激光器。 然后可以将光束引导通过包括光导和一个或多个压电元件的压电管。 压电管与光源耦合,使得光束通过导光体传导。 压电管与包括光学元件和转向装置的扫描光学元件耦合。 控制器可以与光源,压电管和扫描光学元件通信地耦合。 控制器可以包括使用压电管对光束进行抖动的指令和/或用扫描光学元件转向光束的指令。
    • 6. 发明授权
    • Near field combat identification
    • 近场作战识别
    • US08831429B2
    • 2014-09-09
    • US13186148
    • 2011-07-19
    • Tony MaryfieldMahyar DadkhahSteve Blahnik
    • Tony MaryfieldMahyar DadkhahSteve Blahnik
    • H04B10/00H04B10/114
    • H04B10/1143G01S17/74
    • Systems and methods are provided regarding an optical communication system for both short- and long-range applications employing specialized diffusive elements. An interrogator unit can utilize a diffusive element that diffuses a portion of the laser beam for short-range applications. Other portions of the beam can have low divergence to enable long-range functionality as well. A response unit can utilize a diffusive retroreflector to help ensure sensors coupled to the interrogator unit detect a reflected beam. The interrogator unit can employ a plurality of sensors for sensing one or more response signals at a plurality of angles.
    • 提供了关于采用专用扩散元件的短距离和远程应用的光通信系统的系统和方法。 询问器单元可以利用将激光束的一部分扩散到短距离应用的漫射元件。 光束的其他部分可以具有低发散度,以实现远程功能。 响应单元可以利用扩散后向反射器来帮助确保耦合到询问器单元的传感器检测反射光束。 询问器单元可以使用多个传感器来感测多个角度的一个或多个响应信号。
    • 7. 发明申请
    • RESONANT QUANTUM WELL MODULATOR DRIVER
    • 谐振量子调制器驱动器
    • US20090116850A1
    • 2009-05-07
    • US12260935
    • 2008-10-29
    • Tony Maryfield
    • Tony Maryfield
    • H04B10/06G02F1/017
    • G02F1/017B82Y20/00G02F1/0123G02F2203/02G02F2203/21
    • A drive circuit and method of controlling a quantum well modulator are disclosed. The drive circuit can be disposed in an optical transceiver having a quantum well modulator configured to retro-modulate an incoming optical signal. The drive circuit can include separate modulating and bias voltage sources. A level of the modulating voltage and the bias voltage can be determined based on an ambient temperature of the optical transceiver and can be adjusted to compensate for variations in the optical performance of the quantum well modulator. The quantum well modulator can be controlled in intervals. The modulating voltage can be applied to the quantum well modulator during a first interval. A current associated with the modulating voltage can be returned to the modulation voltage source during a second interval. A timing of the first and second intervals can be based on electrical properties of the quantum well modulator.
    • 公开了一种控制量子阱调制器的驱动电路和方法。 驱动电路可以设置在具有量子阱调制器的光收发器中,该量子阱调制器被配置为对入射光信号进行逆调制。 驱动电路可以包括单独的调制和偏置电压源。 可以基于光收发器的环境温度来确定调制电压和偏置电压的电平,并且可以调整该电平以补偿量子阱调制器的光学性能的变化。 量子阱调制器可以间隔地控制。 调制电压可以在第一个间隔期间施加到量子阱调制器。 与调制电压相关联的电流可以在第二间隔期间返回到调制电压源。 第一和第二间隔的定时可以基于量子阱调制器的电特性。
    • 9. 发明授权
    • Wide field of view optical receiver
    • 广视场光接收机
    • US08558337B2
    • 2013-10-15
    • US13240530
    • 2011-09-22
    • Tony MaryfieldRichard TrisselMichael Roes
    • Tony MaryfieldRichard TrisselMichael Roes
    • H01L31/0232
    • G02B23/12H01L31/0232
    • Techniques are disclosed for creating optical systems and assemblies that provide increased field of view (FOV) for light detection by coupling a flip-chip light sensor directly to a condenser lens. According to certain embodiments of the invention, an optical assembly can include a condenser lens with a substantially flat surface optically contacted with a substantially flat surface of a substrate of a flip-chip light sensor. The thickness of the substrate is such that the active area of the light sensor is disposed on a focal plane of the optical system. This enables accurate light detection and increased FOV over conventional techniques.
    • 公开了用于创建光学系统和组件的技术,其通过将倒装芯片光传感器直接耦合到聚光透镜来提供用于光检测的增强视场(FOV)。 根据本发明的某些实施例,光学组件可以包括具有与倒装芯片光传感器的基板的基本上平坦的表面光学接触的基本平坦表面的聚光透镜。 基板的厚度使得光传感器的有效面积设置在光学系统的焦平面上。 这使得能够比常规技术更准确地进行光检测和增加的FOV。