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    • 71. 发明申请
    • SIMULATED LOCOMOTION METHOD AND APPARATUS
    • 模拟机车方法和装置
    • WO2006020846A2
    • 2006-02-23
    • PCT/US2005/028706
    • 2005-08-11
    • THE GOVERNMENT OF THE UNITED STATES OF AMERICA as represented by THE SECRETARY OF THE NAVY Naval Research LaboratoryTEMPLEMAN, James, N.
    • TEMPLEMAN, James, N.
    • G06F3/011G06T13/40
    • An apparatus for interfacing 3D movements of a user to control the locomotion of an avatar in a virtual environment includes a position tracker for tracking the position of a user's feet, with the foot motions including swinging and stroking; a computer programmed for (i) computing a direction and extent of motion of a reference in the virtual environment based on the foot positions and (ii) providing an avatar corresponding to the computed direction and extent of motion; and a display for displaying the avatar in the virtual environment. The apparatus accordingly uses the gestural motion of the user's feet while seated to simulate natural human locomotion. The gestural motions of stroking and swinging include translational and rotating movements, and are chosen to correspond to the actions of the feet and legs during natural human locomotion, providing natural control of virtual locomotion. The apparatus is also designed for controlling the locomotion of a remote vehicle.
    • 用于连接用户的3D运动以控制虚拟环境中的化身的运动的装置包括用于跟踪用户脚的位置的位置跟踪器,其中脚运动包括摆动和抚摸; 编程用于(i)基于脚位计算虚拟环境中的参考的运动方向和程度的计算机,以及(ii)提供与所计算的运动方向和运动范围相对应的化身; 以及用于在虚拟环境中显示化身的显示器。 因此,该装置在坐下时使用用户脚的姿态运动来模拟自然的人类运动。 抚摸和摆动的手势包括平移和旋转运动,并且在自然人类运动期间被选择为对应于脚和腿的动作,从而提供对虚拟运动的自然控制。 该装置还被设计用于控制远程车辆的运动。
    • 75. 发明申请
    • THE SECURE ATTENTION INSTRUCTION CENTRAL PROCESSING UNIT AND SYSTEM ARCHITECTURE
    • 安全注意指导中央处理单元和系统架构
    • WO2005045557A2
    • 2005-05-19
    • PCT/US2004/016736
    • 2004-05-25
    • THE GOVERNMENT OF THE UNITED STATES OF AMERICA, as represented by the Secretary of the NavyMCDERMOTT, John, P.
    • MCDERMOTT, John, P.
    • G06F
    • G06F21/71G06F12/1408G06F21/57
    • A central processing unit comprising means for processing computer instructions. The means for processing computer instructions includes means for receiving computer instructions and means for executing computer instructions. A secure memory unit is coupled to the processing means, and contains one or more resident security check programs therein. When the means for processing information receives a secure attention instruction through the receiving means, the means for executing computer instructions interrupts the instructions it is executing and executes the security check program by retrieving its instructions from the secure memory. The security check program returns the result of the check program. If the results are satisfactory, a cryptographic check key authenticates the result values transmitted to the source of the secure attention instruction. If the cryptographic check value is incorrect or non-existent, the source of the secure attention instruction is notified of a security problem.
    • 一种中央处理单元,包括用于处理计算机指令的装置。 用于处理计算机指令的装置包括用于接收计算机指令的装置和用于执行计算机指令的装置。 安全存储器单元耦合到处理装置,并且其中包含一个或多个驻留安全检查程序。 当处理信息的装置通过接收装置接收到安全注意指令时,用于执行计算机指令的装置中断其正在执行的指令,并通过从安全存储器检索其指令来执行安全检查程序。 安全检查程序返回检查程序的结果。 如果结果令人满意,则加密检查密钥对发送到安全注意指令的源的结果值进行认证。 如果加密检查值不正确或不存在,则向安全注意指示的来源通知安全问题。
    • 77. 发明申请
    • DUAL BAND SUPERHETERODYNE RADAR RECEIVER
    • 双带超级雷达接收机
    • WO2004091179A1
    • 2004-10-21
    • PCT/US2004/010487
    • 2004-04-02
    • THE GOVERNMENT OF THE UNITED STATES OF AMERICA, as represented by THE SECRETARY OF THE NAVY
    • GOODMAN, Daniel, J.
    • H04M1/00
    • H04B1/0075G01S7/352H03J5/244H04B1/005H04B1/0089H04B1/28
    • A MMIC based superheterodyne receiver (100) for converting at RF energy in an upper (102) and a lower (104) frequency band includes at least one attenuator (114) for the RF energy input, a mixer (126) for mixing the lower band input with a LO1 signal (106), another mixer (116) for mixing the upper band input with the LO1 signal signal, a switch (134) to direct the LO1 signal to the first mixer or to the second mixer, and a third mixer (136) for mixing a LO2 signal (160) with the first stage mixer output to produce a signal at the output frequency. Passband filters (142) at the outputs of the mixers can reject interfering mixer-generated frequencies. Input frequency range can span 0.1 to 18 GHz with a 160 MHz or 1 GHz output. A modular receiver can have two or more converter modules (110, 150) for each LO module.
    • 用于在上(102)和下(104)频带中以RF能量转换的基于MMIC的超外差接收器(100)包括用于RF能量输入的至少一个衰减器(114),用于混合下 具有LO1信号(106)的频带输入,用于将高频带输入与LO1信号信号混合的另一个混频器(116),将LO1信号引导到第一混频器或第二混频器的开关(134) 混频器(136),用于将LO2信号(160)与第一级混频器输出混频以产生输出频率的信号。 混频器输出端的通带滤波器(142)可以抑制干扰混频器产生的频率。 输入频率范围可以跨越0.1至18 GHz,具有160 MHz或1 GHz输出。 模块化接收器可以具有用于每个LO模块的两个或更多个转换器模块(110,150)。
    • 80. 发明申请
    • MICROELECTRONIC STIMULATOR ARRAY
    • 微电子刺激阵列
    • WO2003090166A2
    • 2003-10-30
    • PCT/US2003/010472
    • 2003-04-16
    • THE GOVERNMENT OF THE UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY OF THE NAVY
    • SCRIBNER, Dean
    • G06T
    • A61N1/0543A61N1/08A61N1/36046Y10S977/789Y10S977/932Y10S977/943
    • The retinal prosthesis test device is comprised of a thin wafer of glass made from nanochannel glass (NGC) with very small channels perpendicular to the plane of the wafer filled with an electrical conductor forming microwires. One surface of the glass is ground to a spherical shape consistent with the radius of curvature of the inside of the retina. The NGC is hybridized to a silicon de-multiplexer and a video image is serially input to a narrow , flexible micro-cable and read into a 2-D array of unit cells in a pixel-by-pixel manner which samples the analog video input and stores the value as a charge on a MOS capacitor. After all unit cells have been loaded with the pixel values for the current frame, a biphasic pulse is sent to each unit cell which modulates the pulse in proportion to the pixel value stored therein. Because the biphasic pulses flow in parallel to each unit cell from a global external connection, the adjacent retinal neurons are all stimulated simultaneously, analogous to image photons stimulating photoreceptors in a normal retina. A permanent retinal implant device uses a NGC array hybridized to a silicon chip, the image is simultaneously generated within each cell through a photon-to-electron conversion using a silicon photodiode. The photons propagate directly through into the backside of the device. Electrical power and any control signals are transmitted through an inductively driven coil or antenna on the chip. The device collects the charge in storage capacitors via the photon-to­electron conversion process, stimulates the neural tissue with biphasic pulses in proportion to the stored charges, and resets the storage capacitors to repeat the process.
    • 视网膜假体测试装置包括由纳米通道玻璃(NGC)制成的薄晶片玻璃,其具有垂直于晶片平面的非常小的通道,填充有形成微导线的电导体。 将玻璃的一个表面研磨成与视网膜内部的曲率半径一致的球形。 NGC与硅去多路复用器杂交,并且视频图像被串行输入到窄的柔性微电缆,并以逐像素的方式读取单元单元的2-D阵列,其对模拟视频输入进行采样 并将该值作为电荷存储在MOS电容器上。 在所有单位单元已经加载了当前帧的像素值之后,将两相脉冲发送到与存储在其中的像素值成比例地调制脉冲的每个单位单元。 因为双相脉冲从全局外部连接平行流向每个单元,所以相邻的视网膜神经元都同时被刺激,类似于在正常视网膜中刺激光感受器的图像光子。 永久性视网膜植入装置使用与硅芯片杂交的NGC阵列,通过使用硅光电二极管的光子到电子转换,在每个单元内同时产生图像。 光子直接传播到设备的背面。 电力和任何控制信号通过电感驱动的线圈或芯片上的天线传输。 该器件通过光子电子转换过程收集存储电容器中的电荷,并按照与存储的电荷成比例的双相脉冲刺激神经组织,并重置存储电容器以重复该过程。