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    • 2. 发明授权
    • Method for extracting a fingerprint data from video/audio signals
    • 从视频/音频信号中提取指纹数据的方法
    • US08548192B2
    • 2013-10-01
    • US12085764
    • 2008-05-22
    • Ji Zhang
    • Ji Zhang
    • G06K9/00G06K9/54G06K9/60
    • G06K9/00744G06K9/00751
    • A method for extracting a fingerprint data from video/audio signals, comprising the steps of sending a series of video frame images into a fingerprint extractor; extracting a fingerprint data through the fingerprint extractor; and storing the fingerprint data into a fingerprint database, characterized in that, in the fingerprint extractor, said method further comprises the sub-steps of storing the video frame images in a frame buffer which accepts a new video frame image and discards the oldest video frame image in a first in first out (FIFO) fashion; sampling the video images by a sub-sampler which operates on one video frame image at a time, so that the output of the sub-sampler contains data samples obtained from multiple video frame images while the video image content itself is discarded, and after each video frame image is sampled at the head of the frame buffer, it is discarded after the sampling; making the data samples to go through a divider which divides the data samples into groups of video frames so as to be organized as one fingerprint segment after another one; incorporating optional information by a formatter to the fingerprint segment so as to form the fingerprint data, at the output of the formatter, the video image content is discarded, only the fingerprint data and the associated optional information remain; and transferring the fingerprint data and the associated optional information by a transfer buffer to the fingerprint database. According to the present invention, the method for extracting a fingerprint data from video/audio signals facilitates the automatic identification, archiving and search of video content without the need for human visual inspections.
    • 一种用于从视频/音频信号中提取指纹数据的方法,包括以下步骤:将一系列视频帧图像发送到指纹提取器中; 通过指纹提取器提取指纹数据; 并且将指纹数据存储到指纹数据库中,其特征在于,在指纹提取器中,所述方法还包括将视频帧图像存储在接收新的视频帧图像并丢弃最旧的视频帧的帧缓冲器中的子步骤 图像以先进先出(FIFO)方式; 通过一次对一个视频帧图像进行操作的子采样器对视频图像进行采样,使得子采样器的输出包含从多个视频帧图像获得的数据样本,同时丢弃视频图像内容本身,并且在每个 视频帧图像在帧缓冲区的头部采样,采样后丢弃; 使得数据样本通过分割器,其将数据样本分成视频帧组,以便被组织成另一个指纹片段; 将格式器的可选信息结合到指纹段以便形成指纹数据,在格式器的输出处丢弃视频图像内容,仅保留指纹数据和关联的可选信息; 以及通过传送缓冲器将指纹数据和关联的可选信息传送到指纹数据库。 根据本发明,用于从视频/音频信号提取指纹数据的方法有助于视频内容的自动识别,存档和搜索,而不需要人类视觉检查。
    • 3. 发明授权
    • Method for facilitating the search of video content
    • 促进视频内容搜索的方法
    • US08370382B2
    • 2013-02-05
    • US12085829
    • 2008-05-21
    • Ji Zhang
    • Ji Zhang
    • G06F7/00G06F17/30
    • G06F17/30799G11B27/28
    • A method for facilitating the search of video content by matching fingerprint data extracted from a given video content with existing video fingerprint data already stored in the database. The system consists of systems for extracting fingerprint from the video content, the database for storing plurality of fingerprint data entries from known video content segments and systems for comparing between the fingerprint data obtained from the video content with the fingerprint data entries obtained from the fingerprint database. Once a match is identified, the video content associated with the matched fingerprint in the database is said to be identified by the information in the database associated with the match. The information referenced from the database includes archived video information.
    • 一种通过将从给定视频内容提取的指纹数据与已经存储在数据库中的现有视频指纹数据进行匹配来促进对视频内容的搜索的方法。 该系统由用于从视频内容提取指纹的系统,用于从已知视频内容段存储多个指纹数据条目的数据库以及用于将从视频内容获得的指纹数据与从指纹数据库获得的指纹数据条目进行比较的系统 。 一旦匹配被识别,与数据库中匹配的指纹相关联的视频内容就被称为由与该匹配相关联的数据库中的信息来识别。 从数据库引用的信息包括归档的视频信息。
    • 5. 发明申请
    • MERCHANT INITIATED PAYMENT USING CONSUMER DEVICE
    • 使用消费者设备的商业发起支付
    • US20130024366A1
    • 2013-01-24
    • US13187836
    • 2011-07-21
    • Partha Sarathi MukherjeeJi Zhang
    • Partha Sarathi MukherjeeJi Zhang
    • G06Q40/00
    • G06Q20/20G06Q20/385G06Q20/42
    • A merchant initiates a payment process by sending transaction details, merchant information, and a user or customer phone number to a payment service provider. The payment service provider sends a message to the user device, either asking the user to confirm the payment or communicating an authorization code. In the former, the user may be asked to simply confirm or communicate a user code. In the latter, the user communicates the authorization code to the merchant, who then communicates it to the payment servicer provider. In either case, once received and approved, the payment service provider sends a confirmation message to the merchant and the user that the payment has been approved and processed. Communication can be by text or verbal.
    • 商家通过向交易服务提供商发送交易细节,商家信息和用户或客户电话号码来启动支付过程。 支付服务提供商向用户设备发送消息,要求用户确认支付或传送授权码。 在前者中,可能要求用户简单地确认或传达用户代码。 在后者中,用户将授权代码传达给商家,然后商人将其传送给支付服务商提供商。 在任一种情况下,一旦接收和批准,支付服务提供商向商家和用户发送确认该付款已被批准和处理的确认消息。 沟通可以是文字或言语。
    • 6. 发明授权
    • Packet schedule timestamp for a compressed bitstream
    • 压缩比特流的分组调度时间戳
    • US08135020B1
    • 2012-03-13
    • US12330490
    • 2008-12-08
    • Ji ZhangHumphrey Hain-Ching LiuJohn Jian-Gang Ding
    • Ji ZhangHumphrey Hain-Ching LiuJohn Jian-Gang Ding
    • H04L12/28
    • H04N21/4347H04N21/23406H04N21/23608H04N21/23611H04N21/2362H04N21/2365H04N21/23655H04N21/242H04N21/4344
    • A packet schedule timestamp is provided. A schedule information packet includes a packet schedule timestamp that represents the relative timing of data packets in a particular bitstream of a multiplexed transport stream. The schedule information packet further provides information about the timing of packets within a bitstream or multiple bitstreams before actual packet arrivals. Look-ahead processing techniques are provided to improve the efficiency of compressed bitstream storage and delivery, such as program stream to transport stream conversion and statistical multiplexing. The packet schedule information can be inserted into the bitstream it describes for transmission or storage with it. Other features, such as timing reconstruction, are also provided. The packet schedule information can be used to reconstruct the timing of the transport packets to their original state.
    • 提供了一个数据包调度时间戳。 时间表信息分组包括分组调度时间戳,其表示复用传输流的特定比特流中的数据分组的相对定时。 调度信息分组还提供关于比特流内的分组的定时或在实际分组到达之前的多个比特流的信息。 提供前瞻处理技术以提高压缩比特流存储和传送的效率,例如用于传输流转换和统计复用的节目流。 分组调度信息可以被插入到其描述的用于传输或存储的比特流中。 还提供了诸如定时重建的其他特征。 分组调度信息可以用于将传输分组的定时重构为其原始状态。
    • 7. 发明申请
    • Method for Identifying Motion Video Content
    • 识别运动视频内容的方法
    • US20110007932A1
    • 2011-01-13
    • US12085830
    • 2008-05-22
    • Ji Zhang
    • Ji Zhang
    • G06T7/00
    • H04N5/144G06F17/30781G06K9/00758
    • A method for identifying motion video content, forming a registered fingerprint database in advance for video contents of broadcasting video signals, wherein said method at least comprises the steps of storing a consecutive of video frame images of a motion video content to be identified into a frame buffer; obtaining sample values on the video frame images by a frame sampler; holding the sample values in a fingerprint store as a fingerprint A for search in the fingerprint database; and performing a fingerprint pattern matching algorithm between the fingerprint A for search in the fingerprint database and fingerprints B contained in the fingerprint database so as to determine whether the motion video content has ever been broadcasted before. The method according to the present invention can effectively organize, archive, and search video content; lower the cost of digital storage devices; and identify video content efficiently and with minimal or no human interactions.
    • 一种用于识别运动视频内容的方法,预先形成用于广播视频信号的视频内容的注册指纹数据库,其中所述方法至少包括以下步骤:将要识别的运动视频内容的连续视频帧图像存储到帧 缓冲; 通过帧采样器获取视频帧图像上的样本值; 将指纹存储器中的样本值作为用于在指纹数据库中搜索的指纹A; 以及在指纹数据库中的指纹A和指纹数据库中包含的指纹B之间执行指纹图案匹配算法,以便确定运动视频内容以前是否已被广播。 根据本发明的方法可以有效地组织,归档和搜索视频内容; 降低数字存储设备的成本; 并且能够有效地识别视频内容,并且以最少的或没有人的交互作用。
    • 8. 发明申请
    • System for Facilitating the Archiving of Video Content
    • 促进视频内容归档的系统
    • US20100215211A1
    • 2010-08-26
    • US12085835
    • 2008-05-21
    • Ji Zhang
    • Ji Zhang
    • G06K9/00
    • H04N21/23418G06F16/70G11B27/11G11B27/28G11B2220/40H04N5/765H04N5/85H04N21/23109H04N21/2353H04N21/4334H04N21/4335H04N21/8133H04N21/8173H04N21/8405H04N21/8455
    • A system for facilitating the archiving of video content, wherein said system at least comprises collectors at which video signals are collected, the video signals being distributed in many geographically different places, and/or over different time periods; a fingerprint extraction processor through which the video signals go to form extracted fingerprint data via collectors; and a data center to which the extracted fingerprint data collected from the collectors are sent for archiving via a data path. The system according to the present invention can extract fingerprint information from video content for the purpose of archiving without the huge storage capacity required, can collect statistics and extract additional information from the archived video information automatically based on the user entered searching video clip information, and can search through video fingerprint data for identifying historical recording and collect statistics and extract additional information of video content easily at low hardware cost.
    • 一种用于促进视频内容归档的系统,其中所述系统至少包括收集视频信号的收集器,视频信号分布在许多地理位置不同的地方,和/或在不同的时间段内; 指纹提取处理器,视频信号通过该指纹提取处理器通过收集器提取指纹数据; 以及数据中心,从集合器收集的提取的指纹数据经由数据路径被发送到存档。 根据本发明的系统可以在没有所需的巨大存储容量的情况下从视频内容中提取指纹信息,可以根据用户输入的搜索视频剪辑信息自动收集统计信息并从归档视频信息中提取附加信息,以及 可以通过视频指纹数据搜索识别历史记录和收集统计信息,并以低硬件成本轻松提取视频内容的附加信息。
    • 9. 发明申请
    • Method for Facilitating the Search of Video Content
    • 促进视频内容搜索的方法
    • US20100169358A1
    • 2010-07-01
    • US12085829
    • 2008-05-21
    • Ji Zhang
    • Ji Zhang
    • G06F7/10G06F17/30
    • G06F17/30799G11B27/28
    • A method for facilitating the search of video content, comprising the steps of submitting a video content clip for specific time duration of video content; extracting a fingerprint associated with the video clip by a fingerprint extractor; selecting database entries matching the specific time of video content from a fingerprint archive database; delivering the database entries matching the specific time of video content to a search module; reconstructing the searched database entries into continuous fingerprint streams by the search module, in which the searched database entries from the same location and channel are grouped together, and the fingerprint data sections are stripped out of the entries and concatenated according to the segment ID and time-stamps contained within each entry; searching for a match with the fingerprint associated with the video clip by a matcher from the continuous fingerprint streams to find a match; and combining a matching result with additional information obtained from the archive entries to form a search report. The method according to the present invention can extract fingerprint information from video content for the purpose of archiving without the huge storage capacity required, can collect statistics and extract additional information from the archived video information automatically based on the user entered searching video clip information, and can search through video fingerprint data for identifying historical recording and collect statistics and extract additional information of video content easily at low hardware cost.
    • 一种便于搜索视频内容的方法,包括以下步骤:在视频内容的特定持续时间内提交视频内容剪辑; 通过指纹提取器提取与视频剪辑相关联的指纹; 从指纹存档数据库中选择与视频内容的特定时间相匹配的数据库条目; 将与视频内容的特定时间匹配的数据库条目传送到搜索模块; 通过搜索模块将搜索的数据库条目重建成连续的指纹流,其中将来自相同位置和信道的搜索到的数据库条目分组在一起,并且指纹数据部分被从条目中剥离并根据段ID和时间连接 - 每个条目中包含的邮​​票; 通过匹配器从连续指纹流搜索与视频剪辑相关联的指纹的匹配,以找到匹配; 并将匹配结果与从归档条目获得的附加信息组合以形成搜索报告。 根据本发明的方法,可以在没有所需的巨大存储容量的情况下从视频内容中提取指纹信息,可以根据用户输入的搜索视频剪辑信息自动从归档视频信息中收集统计数据并提取附加信息, 可以通过视频指纹数据搜索识别历史记录和收集统计信息,并以低硬件成本轻松提取视频内容的附加信息。
    • 10. 发明授权
    • Methods and apparatus for facilitating network splicing
    • 促进网络拼接的方法和装置
    • US07583733B1
    • 2009-09-01
    • US11482573
    • 2006-07-07
    • Ji ZhangJoseph Davis
    • Ji ZhangJoseph Davis
    • H04B1/66
    • H04N21/23424H04N21/2343
    • The invention provides systems and methods for providing compressed video data from multiple bit streams. The systems and methods apply a two-stage strategy. In the first stage, a conditioning step is performed on a bit stream comprising compressed video data which outputs a conditioned bit stream that is able to receive digital insertions without subsequent decompression of the compressed video data or removal from network packets. The conditioning includes recoding an incoming bit stream such that compressed video data in the bit stream immediately before and after a splice point does not have temporal reliance across the splice point. In the second stage, e.g., at a downstream network device, splicing of compressed video data from a second bit stream into the conditioned bit stream is performed. The splicing takes advantage of the changes made to the conditioned bit stream and may occur at the network packet level.
    • 本发明提供了用于从多个比特流提供压缩视频数据的系统和方法。 系统和方法应用两阶段策略。 在第一阶段中,对包括压缩视频数据的比特流执行调节步骤,该压缩视频数据输出能够接收数字插入的经调节的比特流,而无需压缩视频数据的后续解压缩或从网络分组中移除。 调理包括重新编码输入比特流,使得在拼接点之前和之后的比特流中的压缩视频数据在拼接点之间不具有时间依赖性。 在第二阶段,例如在下游网络设备处,执行将压缩视频数据从第二位流拼接到经调节的比特流中。 拼接利用对条件比特流所做的改变,并且可能发生在网络分组级别。