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    • 12. 发明授权
    • Graphical symbology for depicting traffic position, navigation uncertainty, and data quality on aircraft displays
    • 用于描绘飞机显示器上的交通状况,导航不确定性和数据质量的图形符号系统
    • US06876906B1
    • 2005-04-05
    • US10456695
    • 2003-06-06
    • Steven M. ZellersArlen E. BreiholzStefan Koczo
    • Steven M. ZellersArlen E. BreiholzStefan Koczo
    • G01C23/00G06F19/00
    • G01C23/00
    • A method of communicating an uncertainty of a location of an object near an aircraft is disclosed. According to the method, a plurality of signals are received from positioning sources. Each of the positioning sources provide information regarding the location of the object. A positional uncertainty of the object is obtained for each of the plurality of signals. Each positional uncertainty is related to an accuracy of the signal to which the respective positional uncertainty relates. The obtained positional uncertainties are combined to derive a combined positional uncertainty of the object having first and second mutually orthogonal directional components. The combined positional uncertainty is expressed as a geometric shape. On a display associated with the aircraft upon which the aircraft and the object are graphically represented, the geometric shape is superimposed on the graphical representation of the object, to thereby apprise a viewer of the positional uncertainty of the object.
    • 公开了一种在飞机附近传送物体位置的不确定性的方法。 根据该方法,从定位源接收多个信号。 每个定位源提供关于对象的位置的信息。 对于多个信号中的每一个获得对象的位置不确定性。 每个位置不确定度与各个位置不确定度相关的信号的精度有关。 获得的位置不确定性被组合以导出具有第一和第二相互正交的方向分量的对象的组合的位置不确定性。 组合的位置不确定度表示为几何形状。 在与飞机和物体在其上以图形方式表示的飞行器相关联的显示器上,几何形状叠加在物体的图形表示上,从而向观察者通知物体的位置不确定性。
    • 13. 发明授权
    • Phase difference measurement technique for VOR
    • VOR相​​位差测量技术
    • US4567486A
    • 1986-01-28
    • US464229
    • 1983-02-07
    • Arlen E. Breiholz
    • Arlen E. Breiholz
    • G01S1/44
    • G01S1/44
    • A system and technique is disclosed which enables the derivation of phase difference measurements in a VOR system. In the phase difference measurement system, a reference VOR signal and a variable VOR signal are received and multiplied by locally generated sine and cosine signals. The multiplication produces two sine and two cosine signals at very low frequencies which are equal to the difference between the frequency of the received signals and the frequency of the locally generated sine and cosine signals. One sine signal and one cosine signal are shifted in phase relative to their counterparts by the phase difference between the variable and reference signals. These phase shifted signals may be multiplied with their counterparts to produce signals representing the sine and cosine of the phase difference between the variable and reference signal. Thereafter, the arc tangent of the sin/cos ratio is derived to produce a signal representing the phase difference or aircraft bearing.
    • 公开了一种能够在VOR系统中导出相位差测量的系统和技术。 在相位差测量系统中,参考VOR信号和可变VOR信号被接收并乘以局部产生的正弦和余弦信号。 乘法在非常低的频率产生两个正弦和二次余弦信号,这些信号等于接收信号的频率与局部产生的正弦和余弦信号的频率之间的差。 一个正弦信号和一个余弦信号通过可变参考信号和参考信号之间的相位相位相对于它们的对应相位移位。 这些相移信号可以与它们的对应物相乘以产生表示可变参考信号和相关参考信号之间的相位差的正弦和余弦的信号。 此后,导出sin / cos比的反正切以产生表示相位差或航空器轴承的信号。
    • 14. 发明授权
    • Means to detect damage in composite material panels
    • 检测复合材料板材损坏的手段
    • US08964172B1
    • 2015-02-24
    • US12890758
    • 2010-09-27
    • Arlen E. BreiholzPeter J. MorganThomas A. Potts
    • Arlen E. BreiholzPeter J. MorganThomas A. Potts
    • G01N21/00G01J1/04G01J1/42G01J5/08G01M11/08G01M11/00G01L1/24
    • G01M11/086G01L1/242G01M5/0033G01M5/0091G01M11/083G01M11/3109G01M11/3136
    • The present disclosure describes an apparatus including a composite panel. The apparatus includes a first composite panel including a first optical fiber embedded therein, the first optical fiber being arranged in a pattern, and a first input port connected to a first end of the first optical fiber, the first input port configured to receive an optical signal from an optical time domain reflectometer. The optical time domain reflectometer is configured to send the optical signal through the first input port and measure a strength of a reflected optical signal that is reflected back from the first optical fiber, wherein the strength indicates a measured optical impedance of the first optical fiber. A measured optical impedance that is substantially the same as a baseline optical impedance for the fiber indicates no damage, while a measured optical impedance that differs from the baseline optical impedance by a predetermined threshold indicates damage.
    • 本公开描述了包括复合面板的装置。 该装置包括第一复合面板,其包括嵌入其中的第一光纤,第一光纤布置成图案,第一输入端口连接到第一光纤的第一端,第一输入端口被配置为接收光学 来自光时域反射计的信号。 光时域反射计被配置为通过第一输入端发送光信号,并测量从第一光纤反射回的反射光信号的强度,其中强度表示第一光纤的测量的光阻抗。 与光纤的基线光阻抗基本上相同的测量光阻抗表示没有损坏,而与基准光阻抗不同的预测阈值的测量光阻抗指示损坏。
    • 15. 发明授权
    • Optical system for vehicle flight control
    • 车辆飞行控制光学系统
    • US07039292B1
    • 2006-05-02
    • US10936928
    • 2004-09-09
    • Arlen E. Breiholz
    • Arlen E. Breiholz
    • G02B6/00
    • G02B26/0816G05D1/102H04N5/2259
    • A switchable optical system includes a primary optical system positioned to receive a forward view image, forward from the vehicle, during a reconnaissance mode of operation. A secondary optical system is operatively associated with the primary optical system for receiving opposing side images, side-looking from the vehicle. An imaging sensor is operatively associated with the primary optical system and with the secondary optical system. A mode switch is operatively associated with the primary optical system and the secondary optical system for switching between the reconnaissance mode of operation and a biomimetic mode of operation. The forward view image is sensed by the imaging sensor during the reconnaissance mode of operation; and, a portion of the forward view image and the opposing side images are simultaneously sensed by the imaging sensor for balancing the optic flow during the biomimetic mode of operation.
    • 可切换光学系统包括主要光学系统,其被定位成在侦察操作模式期间从车辆向前接收前视图像。 辅助光学系统与主要光学系统可操作地相关联,用于接收来自车辆的侧视图像。 成像传感器与初级光学系统和辅助光学系统可操作地相关联。 模式开关可操作地与主光学系统和辅助光学系统相关联,用于在侦察操作模式和仿生模式之间切换。 在侦察操作模式期间,摄像传感器检测正视图; 并且通过成像传感器同时感测前视图像和相对侧图像的一部分,以在仿生模式操作期间平衡光流。
    • 16. 发明授权
    • Aircraft groundspeed measurement system and technique
    • 飞机地面速度测量系统和技术
    • US4594676A
    • 1986-06-10
    • US453676
    • 1982-12-27
    • Arlen E. BreiholzRobert H. PoolGlenn W. Sellers
    • Arlen E. BreiholzRobert H. PoolGlenn W. Sellers
    • G01S13/58G01S13/60
    • G01S13/60G01S13/583
    • A system and technique is disclosed which enables the measurement and display of aircraft groundspeed using a modified FMCW radar altimeter. The system is constructed to have a conventional FMCW altimeter transmitter and receiver for transmitting and receiving vertical return signals, and a narrowbeam forward-looking antenna and associated receiver for detecting return signals from the forward angle. The transmitted signal is triangularly modulated to produce returns on both the upsweep and downsweep of the modulation and the difference between the frequencies of those returns, as detected by the forward looking antenna, is proportional to aircraft slant velocity. The system also detects slant range and altitude and combines them with slant velocity to produce an output representing the aircraft groundspeed.
    • 公开了一种使用改进的FMCW雷达高度计测量和显示飞机地速的系统和技术。 该系统被构造成具有用于发送和接收垂直返回信号的常规FMCW高度计发射器和接收器,以及用于从前向角检测返回信号的窄带前视天线和相关联的接收器。 传输的信号被三角调制,以在调制的上升和下降两者产生返回,并且由正向天线检测到的那些返回的频率之间的差异与飞机倾斜速度成比例。 该系统还检测倾斜范围和高度,并将其与倾斜速度相结合,以产生代表飞机地速的输出。