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    • 82. 发明授权
    • System and method for OCR assisted bar code decoding
    • 用于OCR辅助条码解码的系统和方法
    • US5880451A
    • 1999-03-09
    • US840051
    • 1997-04-24
    • Christopher E. SmithMing Lei
    • Christopher E. SmithMing Lei
    • G06K7/10G06K7/14G06K9/03
    • G06K7/14G06K7/1473G06K9/03
    • A system for using OCR processing to read human readable characters that correspond to an unsuccessfully decoded code word in a bar code symbol. An imaging system captures an image of a label that includes a bar code symbol and corresponding human readable characters. The system attempts to decode the bar code symbol by decoding each of the constituent bar code characters. If a bar code characters is not successfully decoded, the system locates the associated human readable text and segments the text into individual character images. The unsuccessfully decoded bar code character is mapped to one or more of the alphanumeric character images, which are converted into text characters. The resulting ASCII data is used to create a substitute bar code character in the bar code symbology. After the bar code symbol is decoded using the substitute bar code character, the symbol is validated through check summing or other means.
    • 一种用于使用OCR处理来读取与条形码符号中未成功解码的代码字相对应的可读字符的系统。 成像系统捕获包括条形码符号和对应的可读字符的标签的图像。 系统尝试通过解码每个组成的条形码字符来解码条形码符号。 如果条形码字符未成功解码,则系统定位相关联的人类可读文本,并将文本分割成单个字符图像。 未成功解码的条形码字符被映射到一个或多个字母数字字符图像,其被转换成文本字符。 所得到的ASCII数据用于在条形码符号系统中创建替代条形码字符。 在使用替代条形码字符对条形码符号进行解码之后,通过校验和或其他方式对符号进行验证。
    • 85. 发明授权
    • Method and apparatus for estimating channel quality information, base station and network central processing device
    • 用于估计信道质量信息,基站和网络中央处理设备的方法和装置
    • US09450718B2
    • 2016-09-20
    • US14345579
    • 2012-02-24
    • Gang WangMing Lei
    • Gang WangMing Lei
    • H04L5/00H04W24/08H04B7/02H04B7/06H04L1/20H04L1/18
    • H04L5/0035H04B7/024H04B7/0617H04L1/1829H04L1/20H04W24/08
    • The present invention provides a method and apparatus for estimating channel quality information, a base station and a network central processing device. According to the embodiments of the present invention, a macro cell includes multiple transmission points, the method can comprise receiving the channel quality information which is measured by a user equipment based on a cell specific reference signal; obtaining channel matrix information the multiple transmission points; calculating beamforming information on a single cell transmission and a coordinated multi-point transmission based on the channel matrix information; and estimating the channel quality information for the single cell transmission and the coordinated multi-point transmission based on the channel quality information, the channel matrix information, and the beamforming information. With embodiments of the present invention, it is possible to provide coordinated multi-point gains with no overhead introduced and it is compatible with the existing available user equipments.
    • 本发明提供了一种用于估计信道质量信息的方法和装置,一种基站和一种网络中央处理装置。 根据本发明的实施例,宏小区包括多个传输点,该方法可以包括接收由用户设备基于小区特定参考信号测量的信道质量信息; 获取多个传输点的信道矩阵信息; 基于信道矩阵信息计算单个小区传输和协调多点传输的波束形成信息; 并且基于信道质量信息,信道矩阵信息和波束形成信息来估计用于单小区传输和协调多点传输的信道质量信息。 利用本发明的实施例,可以提供协调的多点增益,没有引入开销,并且与现有的可用用户设备兼容。
    • 88. 发明授权
    • Wireless communication system and beamforming training method for wireless communication system
    • 无线通信系统和无线通信系统的波束成形训练方法
    • US09191079B2
    • 2015-11-17
    • US13704179
    • 2011-06-14
    • Ye WuMing Lei
    • Ye WuMing Lei
    • H04B7/06H04B7/04H04B7/08
    • H04B7/0408H04B7/0426H04B7/0452H04B7/0613H04B7/0617H04B7/0619H04B7/0851
    • The invention provides a wireless communication system and a beamforming training method for a wireless communication system. A wireless communication system comprising: a plurality of transmitting stations each including a transmit antenna array, the plurality of transmitting stations transmitting training sequences via the respective transmit antenna arrays in the same period of time; and a plurality of receiving stations corresponding to the plurality of transmitting stations respectively and each including a receive antenna array, each of the plurality of receiving stations receiving the respective training sequences transmitted by the plurality of transmitting stations via the respective receive antenna array and acquiring channel information regarding channel conditions of the respective links between the receiving station and the respective ones of the plurality of transmitting stations, the channel information being used to determine at least one of optimized transmit antenna weight vectors of the transmit antenna arrays of the plurality of transmitting stations and optimized receive antenna weight vectors of the receive antenna arrays of the plurality of receiving stations.
    • 本发明提供了一种用于无线通信系统的无线通信系统和波束成形训练方法。 一种无线通信系统,包括:多个发送站,每个发送站各自包括发射天线阵列,所述多个发射站在相同的时间段内经由各个发射天线阵列发送训练序列; 以及分别对应于所述多个发送站的多个接收站,并且每个所述接收站各自包括接收天线阵列,所述多个接收站中的每一个接收由所述多个发送站经由所述相应的接收天线阵列发送的各个训练序列,并且获取信道 关于接收站和多个发射站中的相应链路之间的各个链路的信道状况的信息,所述信道信息用于确定多个发射站中的发射天线阵列的优化的发射天线权重向量中的至少一个 以及多个接收站的接收天线阵列的优化的接收天线权重向量。
    • 89. 发明授权
    • Cookie correction system and method
    • Cookie校正系统和方法
    • US09064269B1
    • 2015-06-23
    • US13246641
    • 2011-09-27
    • Ming LeiFan Zhang
    • Ming LeiFan Zhang
    • G06F15/16G06Q30/02G06F11/34
    • G06Q30/0241G06F11/3438G06F11/3466
    • Cookie correction methods, systems, and computer programs include receiving a first cookie from a user via a browser; receiving additional cookies from the user via the browser within a time period and setting the additional cookies as cookies of a first type that are indicative of a unique user; sampling traffic that has accessed a web site by selecting accesses that were made with cookies of the first type within the time period; scaling up the traffic to account for cookies of a second type that have accessed the web site within the time period, the cookies of the second type being indicative of non-unique users which are different than the cookies of the first type; and determining a number of users who have accessed the web site within the time period based on the scaled up traffic.
    • Cookie校正方法,系统和计算机程序包括经由浏览器从用户接收第一个cookie; 在一段时间内通过浏览器从用户接收额外的cookie,并将额外的cookie设置为指示唯一用户的第一类型的cookie; 通过在该时间段内选择使用第一类型的Cookie进行访问来对已访问网站的流量进行抽样; 扩展流量以考虑在该时间段内访问该网站的第二类型的cookie,第二类型的cookie指示与第一类型的cookie不同的非唯一用户; 以及基于所述按比例增加的流量来确定在所述时间段内访问所述网站的用户的数量。
    • 90. 发明申请
    • METHOD AND APPARATUS FOR OBTAINING CHANNEL QUALITY INDICATION
    • 获取渠道质量指标的方法和设备
    • US20150117237A1
    • 2015-04-30
    • US14385064
    • 2012-08-01
    • Gang WangMing Lei
    • Gang WangMing Lei
    • H04W24/08H04B7/06
    • H04B7/0632H04B7/024H04B7/0617H04B17/24H04B17/345H04W72/085
    • Embodiments of the disclosure provide a method and apparatus for obtaining a CQI in a communication system, wherein the communication system comprises a UE, a CoMP measurement set including more than one BS/point, and one or more outside BSs/points which is outside the CoMP measurement set, and wherein the UE is served by a serving BS/point in the CoMP measurement set and interfered by at least one interfering BS/point in the CoMP measurement set and the one or more outside BSs/points. In the method according to embodiments of the present invention, a first interference from at least one outside BS/point which is outside the CoMP measurement set to the UE is estimated; a second interference from at least one interfering BS/point in the CoMP measurement set to the UE is estimated; and a target CQI based on the first interference and the second interference is obtained.
    • 本公开的实施例提供了一种用于在通信系统中获得CQI的方法和装置,其中所述通信系统包括UE,包括多于一个BS /点的CoMP测量集,以及位于所述外部BS之外的一个或多个外部BS / CoMP测量集合,并且其中UE由CoMP测量集中的服务BS /点服务,并被CoMP测量集合中的至少一个干扰BS /点和一个或多个外部BS /点干扰。 在根据本发明的实施例的方法中,估计来自设置给UE的CoMP测量之外的至少一个外部BS /点的第一干扰; 估计来自UE的CoMP测量集中的至少一个干扰BS /点的第二干扰; 并且获得基于第一干扰和第二干扰的目标CQI。