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    • 1. 发明申请
    • METHOD AND SYSTEM FOR EMBEDDING DEVICE POSITIONAL DATA IN VIDEO SIGNALS
    • 在视频信号中嵌入设备位置数据的方法和系统
    • US20080056384A1
    • 2008-03-06
    • US11929380
    • 2007-10-30
    • Alan MaltagliatiJames WithersJesse Chounard
    • Alan MaltagliatiJames WithersJesse Chounard
    • H04N11/02
    • H04N7/08G07C5/0891H04N7/18H04N7/185H04N21/25841
    • A system for embedding positional data (20) in a video signal (18), the system having a mobile object (4), a positioning receiver (10) associated with the mobile object (4) for obtaining positional data (20) on the mobile object (4) from a plurality of positioning satellites (6), a video camera (16) associated with the mobile object (4) for creating the video signal (18), an encoder (12) for receiving the video signal (18) from the video camera (16) and the positional data (20) from the positioning receiver (10) and modulating the positional data (20) within the video signal (18) thereby creating a modulated video signal (22), and a video recorder (15) associated with the mobile object (4) for storing the modulated video signal (22) on a recording medium (14).
    • 一种用于将位置数据(20)嵌入视频信号(18)的系统,所述系统具有移动对象(4),与所述移动对象(4)相关联的定位接收器(10),用于获取所述位置数据 来自多个定位卫星(6)的移动对象(4),与用于创建视频信号(18)的移动对象(4)相关联的摄像机(16),用于接收视频信号(18)的编码器 )和来自定位接收器(10)的位置数据(20),并且调制视频信号(18)内的位置数据(20),从而产生调制视频信号(22),以及视频 与所述移动物体(4)相关联的用于将调制视频信号(22)存储在记录介质(14)上的记录器(15)。
    • 4. 发明申请
    • Methods for improved modulation of video signals
    • 改进视频信号调制的方法
    • US20050083436A1
    • 2005-04-21
    • US10958865
    • 2004-10-04
    • Michael ReynoldsJames WithersYousri BarsoumJesse ChounardEdward Koplar
    • Michael ReynoldsJames WithersYousri BarsoumJesse ChounardEdward Koplar
    • H04N7/025H04N7/08H04N7/084
    • H04N7/025H04N7/08
    • A method for modulating one or more fields of video signal (18) with auxiliary signal (20) by use of an encoding improvement, the one or more fields having one or more sub-fields, the one or more sub-fields having a plurality of odd and even scan lines, the plurality of odd and even scan lines having a plurality of pixels, the plurality of pixels each having an intensity comprising obtaining on encoder (12) the video signal from signal source (10), selectively designating on encoder the plurality of odd and even scan lines as up lines or down lines for at least one of the one or more sub-fields for at least one of the one or more fields, calculating an amount of intensity adjustment for the pixels of the plurality of odd and even scan lines on encoder, and adding intensity to the up lines and subtracting intensity from the down lines according to the amount of intensity adjustment for the pixels of the scan lines of video signal on encoder.
    • 一种通过使用编码改进来调制具有辅助信号(20)的视频信号(18)的一个或多个场的方法,所述一个或多个场具有一个或多个子场,所述一个或多个子场具有多个 奇数和偶数扫描线,多个奇数和偶数扫描线具有多个像素,多个像素各自具有强度,包括在编码器(12)上获得来自信号源(10)的视频信号,选择性地在编码器 多个奇数和偶数扫描线作为一个或多个场中的至少一个的一个或多个子场中的至少一个子场的上行或下行,计算多个像素中的像素的强度调整量 编码器上的奇数和偶数扫描线,以及根据编码器上的视频信号的扫描线的像素的强度调整量,向上行增加强度并从下行减去强度。