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    • 71. 发明授权
    • Image authentication patterning
    • 图像认证图案
    • US5987136A
    • 1999-11-16
    • US991314
    • 1997-12-16
    • John F. SchipperAllan M. Pelley
    • John F. SchipperAllan M. Pelley
    • G01S5/14G01S19/18G01S19/54H04N1/21H04L9/00
    • H04N1/32203G01S19/53G01S17/023H04N2101/00H04N2201/3215H04N2201/3233H04N2201/3235H04N2201/3236H04N2201/3253H04N2201/3254
    • Apparatus for producing a self-authenticating visual image of a selected view, using a digital image forming means, such as a digital camera, together with a position determining system that provides position information, including location and/or angular orientation and/or time of observation at the time a digital image is formed and/or distance from the camera to a selected object. The digital image of the selected view is presented as an array of pixels with associated pixel values. The position information is incorporated in the digital image by altering selected pixel bit values for a selected authentication pattern P of pixels in a chosen subset CS of the pixel array; and this selected pattern may be determined using the position information. The position information may be encrypted, using an encryption key based on position information, and may be stored separate from, or as part of, the digital image. The authentication pattern is represented by an authentication key or indicium, a single number or an ordered sequence of numbers, that is transmitted with the modified digital image and incorporated position information. The authentication pattern P is preferably chosen so that any circle or other connected pixel region of diameter at least equal to a selected number D contains at least one pixel from the subset CS. The pixel array may be overlaid by a set of polygons, such as triangles, rectangles, parallelograms or hexagons, with at least one pixel from the subset CS in each polygon.
    • 一种用于产生所选视图的自认证视觉图像的设备,使用诸如数字照相机的数字图像形成装置与提供位置信息的位置确定系统一起提供位置信息,包括位置和/或角度定向和/或时间 在形成数字图像时和/或从相机到所选对象的距离的观察。 所选视图的数字图像被呈现为具有相关联的像素值的像素阵列。 通过改变所选择的像素阵列的子集CS中的像素的认证图案P的选择的像素比特值,将位置信息并入数字图像中; 并且可以使用位置信息来确定该选择的图案。 可以使用基于位置信息的加密密钥来加密位置信息,并且可以与数字图像分离存储或作为数字图像的一部分存储位置信息。 认证模式由认证密钥或标记,单个数字或有序的数字序列表示,其与修改的数字图像一起发送并且包括位置信息。 优选地选择认证图案P,使得直径至少等于所选数量D的任何圆形或其他连接的像素区域包含来自子集CS的至少一个像素。 像素阵列可以由一组多边形覆盖,例如三角形,矩形,平行四边形或六边形,具有来自每个多边形中的子集CS的至少一个像素。
    • 73. 发明授权
    • Dial a destination system
    • 拨打目的地系统
    • US5677837A
    • 1997-10-14
    • US544768
    • 1995-10-18
    • James C. Reynolds
    • James C. Reynolds
    • G01C21/26G05D1/02G05D1/00
    • G05D1/0278G01C21/26G05D1/028G05D1/0285
    • A method and system for determining the location of a mobile position determining system with respect to a destination. In one embodiment, a mobile position determining system has a communication device coupled thereto. Position information of the mobile position determining system is transmitted, via the communication device, to a destination position information database. The destination position information database contains position information of at least one destination. A position comparator then generates range and bearing information indicative of the relative position of the mobile position determining system with respect to the at least one destination. An output device then reports the relative position of the mobile position determining system with respect to the at least one destination to a user of the mobile position determining system.
    • 一种用于确定移动位置确定系统相对于目的地的位置的方法和系统。 在一个实施例中,移动位置确定系统具有与其耦合的通信设备。 移动位置确定系统的位置信息经由通信装置发送到目的地位置信息数据库。 目的地位置信息数据库包含至少一个目的地的位置信息。 位置比较器然后产生指示移动位置确定系统相对于至少一个目的地的相对位置的范围和方位信息。 然后,输出设备将移动位置确定系统相对于至少一个目的地的相对位置报告给移动位置确定系统的用户。
    • 75. 发明授权
    • Personal digital location assistant including a memory cartridge, a GPS
smart antenna and a personal computing device
    • 个人数字定位助理,包括存储卡,GPS智能天线和个人计算设备
    • US5528248A
    • 1996-06-18
    • US293048
    • 1994-08-19
    • Glenn C. SteinerLloyd H. BantaMatthew M. Trask
    • Glenn C. SteinerLloyd H. BantaMatthew M. Trask
    • G01C21/20G01S5/14G01S19/48H01Q1/22G01S5/02H04B7/185
    • G01S19/35G01C21/20H01Q1/22G01S19/41
    • A Personal Digital Location Apparatus for displaying a geographical location as an icon on a map. The apparatus includes a GPS Smart Antenna for determining the geographical location, a personal computing device including a display, a processing system including a standard software operating system such as DOS, Windows, Macintosh, or Geoworks, and a map application program capable of running in the operating system. The GPS Smart Antenna includes an internal battery and a power sensor for sensing the connection of an external power source. The GPS Smart Antenna receives power from the external power source when the power sensor senses that the external power source is connected and receives power from the internal battery when the power sensor senses that the external power source is not connected. An input select switch controlled by a Request to Send signal from the personal computing device enables the GPS Smart Antenna to use a single UART chip for receiving a command/control signal from the personal computing device and a differential GPS (DGPS) signal from a DGPS radiowave receiver.
    • 一种用于在地图上显示地理位置作为图标的个人数字位置设备。 该装置包括用于确定地理位置的GPS智能天线,包括显示器的个人计算设备,包括诸如DOS,Windows,Macintosh或Geoworks的标准软件操作系统的处理系统,以及能够在 操作系统。 GPS智能天线包括内部电池和用于感测外部电源连接的功率传感器。 当功率传感器检测到外部电源连接时,GPS智能天线从外部电源接收电力,并在功率传感器检测到外部电源未连接时从内部电池接收电力。 通过来自个人计算装置的请求发送信号控制的输入选择开关使得GPS智能天线能够使用单个UART芯片从个人计算装置接收命令/控制信号,以及来自DGPS的差分GPS(DGPS)信号 无线电波接收机。
    • 77. 发明申请
    • METHOD AND APPARATUS FOR MOBILE NAVIGATION USING SMART PHONE
    • 使用智能手机进行移动导航的方法和装置
    • US20130176169A1
    • 2013-07-11
    • US13765685
    • 2013-02-12
    • TRIMBLE NAVIGATION LTD.
    • John Paul HARMONBoris G. TANKHILEVICH
    • G01S19/45
    • G01S19/45G01S19/22G01S19/48G01S19/49
    • A method for mobile navigation by using a smart phone is provided. The smart phone comprises: a GNSS navigation processor, a motion detector, a correlation processor, a triangulation processor, and a verified location display. The method of the present technology comprises: (A) obtaining a set of GNSS processor position fixes by using the GNSS navigation processor; (B) obtaining a set of motion-related data of the smart phone by using the motion detector; and (C) correlating the set of GNSS processor position fixes associated with the smart phone and the set of motion-related data associated with the smart phone and obtaining a set of GNSS correlation data. If the set of GNSS processor position fixes based on the set of GNSS correlation data is verified, the GNSS navigation processor is used for navigation; whereas if the set of GNSS processor position fixes based on the set of GNSS correlation data is not verified, the motion detector aided by triangulation processor is used for navigation.
    • 提供了一种通过使用智能手机进行移动导航的方法。 智能手机包括:GNSS导航处理器,运动检测器,相关处理器,三角测量处理器和经验证的位置显示。 本技术的方法包括:(A)通过使用GNSS导航处理器获得一组GNSS处理器位置定位; (B)使用运动检测器获取智能电话的一组运动相关数据; 以及(C)将与智能电话相关联的GNSS处理器位置固定集合与与智能电话相关联的一组运动相关数据相关联并获得一组GNSS相关数据。 如果验证了基于GNSS相关数据集的GNSS处理器位置集合,则使用GNSS导航处理器进行导航; 而如果没有验证基于GNSS相关数据集合的GNSS处理器位置集合的集合,则由三角测量处理器辅助的运动检测器用于导航。
    • 78. 发明授权
    • Image sensor with laser for range measurements
    • 具有激光的图像传感器,用于量程测量
    • US08427632B1
    • 2013-04-23
    • US12655106
    • 2009-12-23
    • Phillip T. NashGregory C. Best
    • Phillip T. NashGregory C. Best
    • G01C3/00G01C5/00G01C3/08
    • G01C3/08G01S7/4802G01S7/4816G01S17/48
    • A method of image-based positioning is provided. The method comprises: (A) providing an image-capturing device integrated with a focused-radiation source and a processor; the image-capturing device further comprises an image sensor; (B) capturing an image of an object located in a field of view (FOV) of the image-capturing device by using the image sensor; (C) directing a focused ray of radiation generated by the focused-radiation source to the object located in the (FOV) of the image-capturing device; (D) detecting at least one return signal generated by reflection of the focused ray of radiation from the object located in FOV of the image-capturing device by using the image sensor; (E) characterizing the object located in a field of view (FOV) of the image-capturing device by using each return signal; and (F) processing each return signal in order to determine a distance from the object located in the FOV to the image-capturing device.
    • 提供了一种基于图像的定位方法。 该方法包括:(A)提供与聚焦辐射源和处理器集成的图像捕获设备; 图像捕获装置还包括图像传感器; (B)通过使用图像传感器捕获位于图像捕获装置的视场(FOV)中的对象的图像; (C)将由聚焦辐射源产生的聚焦射线引导到位于图像捕获装置的(FOV)中的物体; (D)通过使用图像传感器来检测由位于图像捕获装置的FOV中的物体的聚焦射线的反射产生的至少一个返回信号; (E)通过使用每个返回信号来表征位于图像捕获装置的视场(FOV)中的对象; 和(F)处理每个返回信号以便确定距离位于FOV中的物体到图像捕获装置的距离。
    • 80. 发明授权
    • Dynamic switching of carrier tracking loops without loss of tracking information
    • 载波跟踪循环的动态切换,而不会丢失跟踪信息
    • US07912111B2
    • 2011-03-22
    • US11323426
    • 2005-12-29
    • Andrew Peter John Cartmell
    • Andrew Peter John Cartmell
    • H04B1/69H04L27/12H04L27/22
    • H04L27/0014H03J7/04H04B1/1027H04B1/7075H04L2027/003H04L2027/0057H04L2027/0067H04L2027/0081
    • A method of dynamic switching of a plurality of carrier loops in a radio receiver. The method comprises: (A) receiving a radio signal from a radio source by using a carrier tracking loop; (B) substantially continuously estimating a signal-to-noise ratio (SNR) of the received radio signal from the radio source; (C) if the signal-to-noise ratio (SNR) of the received radio signal from the radio source is above an initial predetermined threshold, performing carrier tracking of the received carrier signal by an initial carrier tracking loop having an initial accumulation period; and (D) if the signal-to-noise ratio (SNR) of the received radio signal from the radio source falls below the initial predetermined threshold; switching from the initial carrier tracking loop having the initial accumulation period to a subsequent carrier tracking loop having a subsequent accumulation period.
    • 一种在无线电接收机中动态切换多个载波环路的方法。 该方法包括:(A)通过使用载波跟踪环路从无线电源接收无线电信号; (B)基本上连续地估计来自无线电源的所接收的无线电信号的信噪比(SNR); (C)如果来自无线电源的接收无线电信号的信噪比(SNR)高于初始预定阈值,则通过具有初始累加周期的初始载波跟踪环路对接收到的载波信号进行载波跟踪; 和(D)如果来自无线电源的所接收的无线电信号的信噪比(SNR)低于初始预定阈值; 从具有初始累积周期的初始载波跟踪环路切换到具有后续累积周期的后续载波跟踪环路。