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    • 3. 发明授权
    • High-speed image reproduction method and apparatus
    • 高速图像再现方法和装置
    • US06289162B1
    • 2001-09-11
    • US09178430
    • 1998-10-26
    • Toshihiro UeharaKeigo Majima
    • Toshihiro UeharaKeigo Majima
    • H04N900
    • H04N5/783
    • A method and apparatus for selectively reproducing and outputting one or several desired fields when effectuating image reproduction at a 2.5-time high speed from a VTR tape that records thereon images of 60 frames/second as converted by the 2-3 pull-down scheme from 24 fields/second images. This apparatus at least includes a frame change detector unit which detects a frame change of the 2-3 pull-down scheme from the significance of a change in luminance level and/or chromaticity level between a reproduced image and its one-field preceding image, a reference field detector unit for detecting, based on a detection span of the frame change detected by the frame change detector unit, a correspondence relation of recording tracks on the VTR tape versus a repeat period or cycle of 2 fields and 3 fields in the 2-3 pull-down scheme, and a storage unit for storing therein the resultant correspondence relation as detected by the reference field detector unit.
    • 一种方法和装置,用于当以从2-3页下拉方案转换的记录60帧/秒的图像的VTR磁带以2.5倍的高速实现图像再现时,有选择地再现和输出一个或几个期望的场 24场/秒图像。 该装置至少包括帧改变检测器单元,其根据再现图像与其一场前一图像之间的亮度水平和/或色度水平的变化的显着性来检测2-3下拉方案的帧变化, 参考场检测器单元,用于基于帧改变检测器单元检测到的帧变化的检测范围,检测VTR带上的记录轨迹与2场和3场的重复周期或周期的对应关系 -3下拉方案,以及存储单元,用于在其中存储由参考场检测器单元检测到的所得到的对应关系。
    • 4. 发明授权
    • Method and system for limiting repetitive presentations based on content filtering
    • 基于内容过滤限制重复演示的方法和系统
    • US06829778B1
    • 2004-12-07
    • US09709266
    • 2000-11-09
    • Serhan Dagtas
    • Serhan Dagtas
    • H04N900
    • H04N21/458H04N7/163H04N21/44016H04N21/812H04N21/84
    • A method of limiting the number of presentations or observations of information items, such as advertising images, that are repetitively distributed among a plurality of transmitted materials is presented. In accordance with the principles of the invention, information items are compared, using identifiable properties, to similarly identified information items that have been previously received and stored in a dynamically created and updated data base of information items. When a count of number of the occurrences of a selected information item with same, or substantially similar, identifiable properties achieves a selectively set threshold value, the selected information item is precluded from being presented or observed in subsequent transmissions or broadcasts.
    • 呈现限制在多个发送的材料中重复分布的诸如广告图像的信息项目的呈现或观察数量的方法。 根据本发明的原理,将信息项目使用可识别的属性与先前接收到的类似标识的信息项进行比较,并将其存储在动态创建和更新的信息项数据库中。 当具有相同或基本相似的可标识属性的选定信息项的出现次数的计数实现了选择性设置的阈值时,排除所选择的信息项在随后的传输或广播中被呈现或观察。
    • 5. 发明授权
    • Configurable monitoring of program viewership and usage of interactive applications
    • 对可视化应用程序的程序收视率和使用情况进行可配置的监控
    • US06530082B1
    • 2003-03-04
    • US09071003
    • 1998-04-30
    • Eric E. Del SestoTimothy V. TravailleChristopher J. MichelJana J. Paquette
    • Eric E. Del SestoTimothy V. TravailleChristopher J. MichelJana J. Paquette
    • H04N900
    • H04N7/17318H04H20/38H04H60/41H04H60/64H04H60/66H04N21/2543H04N21/25883H04N21/25891H04N21/44222H04N21/4722H04N21/6582H04N21/812
    • A system and method provide sophisticated analysis of program viewership by executing interactive applications that generate responses describing the viewers' behavior. A broadcast server maintains a database of interactive applications each preferably associated with a program that will be broadcast. The interactive applications preferably include monitoring interactive applications that are configured to selectively monitor viewership, interactive application usage, and reception terminal usage. When the program is broadcast, the monitoring interactive application is inserted into the broadcast feed and delivered to a broadcast receiver such as a television set-top box. The broadcast receiver includes a processor, memory, and other hardware necessary to execute the interactive application. When executed, the interactive application monitors usage of the broadcast receiver, including, for example, the program watched by the subscriber, the entry and exit paths to the program, whether the volume was changed during the program, and the usage of interactive applications. The monitored data is sent in a response packet to a local data center at, for example, the cable headend. The local data center supplements the response with subscriber information from one or more subscriber databases, including marketing information such as the subscriber's age, race, and income. Information about all of the subscribers is aggregated by the local data center and transmitted to a master data center. The master data center aggregates all of the received information, supplements it if possible with additional subscriber information, and provides reports to the broadcaster indicating the geographic, demographic, and psychographic profiles of the program viewers.
    • 系统和方法通过执行产生响应来描述观众行为的交互式应用程序来提供节目观看的复杂分析。 广播服务器维护交互式应用的数据库,每个优选地与将被广播的节目相关联。 交互式应用程序最好包括监视被配置为选择性地监视观看次数,交互式应用程序使用和接收终端使用的交互式应用程序。 当节目被广播时,监视交互式应用被插入到广播馈送中并被传送到诸如电视机顶盒的广播接收机。 广播接收机包括执行交互应用所需的处理器,存储器和其它硬件。 当执行时,交互式应用程序监视广播接收机的使用,包括例如由用户观看的节目,到节目的进入和退出路径,音乐在节目期间是否被改变以及交互应用的使用。 监控的数据以响应包发送到例如电缆头端的本地数据中心。 本地数据中心用一个或多个用户数据库的用户信息补充响应,包括用户的年龄,种族和收入等营销信息。 关于所有订户的信息由本地数据中心聚合并传送到主数据中心。 主数据中心聚合所有接收到的信息,如果可能的话,补充其他用户信息,并向广播公司报告节目观众的地理,人口和心理特征。
    • 6. 发明授权
    • Camcorder signal processor having superimposition capability and dual PLL
    • 摄像机信号处理器具有叠加能力和双PLL
    • US06421496B1
    • 2002-07-16
    • US09067033
    • 1998-04-28
    • Yasushi Sato
    • Yasushi Sato
    • H04N900
    • H04N5/772
    • A master clock MCK is generated by a first PLL circuit constituted with a VCO, which is outputted, as an operation clock, to an on-screen display and a CCD driving timing generation circuit when an image signal is supplied from a CCD, a standard clock 4Fsc is outputted, as an operation clock, to the signal processing circuit, and a clock synchronized with the VTR reproduced video signal is generated by a first PLL circuit and outputted, as an operation clock, to an on-screen device when a VTR reproduced image signal is inputted, and a second standard clock synchronized with the line input signal is generated by a PLL circuit and outputted as an operation clock, and the clock synchronized with the line input signal is generated by the first PLL circuit and may be when line input signal is inputted outputted as an operation clock to the on-screen display, whereby the constitution of the signal processing circuit to be applied to the camcorder.
    • 一个主时钟MCK由一个由VCO构成的第一个PLL电路产生,该VCO由一个操作时钟作为一个操作时钟输出到一个屏幕显示和一个CCD驱动时序产生电路,当一个图像信号是从CCD提供的,标准的 时钟4Fsc作为操作时钟输出到信号处理电路,并且与VTR再现视频信号同步的时钟由第一PLL电路产生,并且当VTR作为操作时钟输出到屏幕上的设备 再生图像信号被输入,与行输入信号同步的第二标准时钟由PLL电路产生并作为工作时钟输出,与行输入信号同步的时钟由第一PLL电路产生, 输入作为操作时钟的线路输入信号输入到屏幕显示,由此施加到摄像机的信号处理电路的结构。
    • 7. 发明授权
    • Video signal copy guard apparatus and method
    • 视频信号复制防护装置及方法
    • US06222978B1
    • 2001-04-24
    • US08854420
    • 1997-05-12
    • Jun Hirai
    • Jun Hirai
    • H04N900
    • H04N5/913H04N9/83H04N2005/91314H04N2005/91371
    • A video signal copy guard system in which a special color burst signal (or “copy prohibition signal”) is inserted into the video signal to be copy protected so that the protected signal includes both a special color burst signal and a normal color burst signal. The special color burst signal is placed adjacent to the normal color burst signal, and its phase, frequency, and/or amplitude is varied with respect to the normal color burst signal. The special color burst signal interferes with the normal color burst signal when an analog VCR attempts to process the protected signal. Thereby, preventing unauthorized dubbing of the protected signal.
    • 一种视频信号复制保护系统,其中将特殊的色同步信号(或“复制禁止信号”)插入到要被复制保护的视频信号中,以便保护的信号包括特殊的色同步信号和正常的色同步信号。 特殊的色同步信号被放置为与正常色同步信号相邻,并且其相位,频率和/或幅度相对于正常色同步信号而变化。 当模拟VCR尝试处理受保护的信号时,特殊的色同步信号会干扰正常的色同步信号。 从而防止对被保护信号的非法转录。
    • 9. 发明授权
    • Method and apparatus for selectively altering a television video signal in real-time
    • 实时选择性地改变电视视频信号的方法和装置
    • US06771316B1
    • 2004-08-03
    • US10188930
    • 2002-07-03
    • Jerry Iggulden
    • Jerry Iggulden
    • H04N900
    • H04N5/44H04N5/782H04N21/4263H04N21/4316H04N21/4331H04N21/4332H04N21/4383H04N21/4396H04N21/44008H04N21/4622H04N21/812H04N21/8455H04N21/8456
    • The method and apparatus operates in a television receiver to identify unwanted broadcast segments, such as commercial advertisements, of a television signal in real-time for the purpose of selectively altering the television display during each unwanted segment. A signature pattern associated with each segment of the television signal is detected and compared to stored signature patterns representative of selected segments such as commercial advertisement segments. If the signature pattern matches one of the stored signature patterns, the segment is thereby immediately identified as being one of the selected segments and is processed in real-time to mute or otherwise alter the television signal during the segment. If the signature pattern of the segment does not match any of the stored signature patterns, the segment is analyzed to determine whether the segment is nevertheless a selected segment and, if so, its signature pattern is stored along with the stored signature patterns.
    • 该方法和装置在电视接收机中操作,以实时识别电视信号的不需要的广播段,例如商业广告,以便在每个不需要的段期间选择性地改变电视显示。 检测与电视信号的每个片段相关联的签名模式,并将其与存储的代表诸如商业广告片段的片段的签名模式进行比较。 如果签名模式匹配所存储的签名模式之一,则该片段由此立即被识别为所选择的片段中的一个,并且在片段期间实时处理以静音或以其他方式改变电视信号。 如果段的签名模式与所存储的签名模式中的任一个不匹配,则对该段进行分析,以确定该段是否仍然是选定的段,如果是,则将其签名模式与存储的签名模式一起存储。
    • 10. 发明授权
    • Coded/non-coded program audience measurement system
    • 编码/非编码节目观众测量系统
    • US06647548B1
    • 2003-11-11
    • US08709180
    • 1996-09-06
    • Daozheng LuDavid H. Harkness
    • Daozheng LuDavid H. Harkness
    • H04N900
    • H04H60/44H04H60/37
    • An audience measurement system identifies a program which is broadcast from a signal source and to which a receiver is tuned. The audience measurement system includes a code reader for reading an ancillary code of the program to which the receiver is tuned, a channel status detector for determining channel status relating to channels to which the receiver is tuned, a memory for storing ancillary codes read by the code reading means and for storing channel status determined by the channel status determining means if ancillary codes are not readable by the code reading means, and a communicator for communicating the ancillary code and/or the channel status to a central office computer.
    • 观众测量系统识别从信号源广播并且接收机被调谐到的节目。 观众测量系统包括用于读取接收机被调谐到的节目的辅助码的码阅读器,用于确定与接收机调谐到的频道有关的信道状态的信道状态检测器,用于存储由接收机调谐的辅助码的存储器 代码读取装置,并且用于存储通道状态确定装置确定的通道状态,如果代码读取装置不能读取辅助代码,以及用于将辅助代码和/或通道状态传送到中心局计算机的通信器。