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    • 1. 发明申请
    • BIOMETRIC AUTHENTICATION METHOD AND SYSTEM
    • 生物识别方法与系统
    • US20110185176A1
    • 2011-07-28
    • US13057468
    • 2009-08-21
    • Kenta TakahashiShinji HirataYoshiaki Isobe
    • Kenta TakahashiShinji HirataYoshiaki Isobe
    • H04L9/32
    • H04L63/0861G06F21/32G06F21/83G06F2221/2153G06K2009/00953G07C9/00158G07C9/00166G07C2209/12H04L9/3231H04L2209/043
    • At a registration time, a feature data array for registration is generated from biometric information acquired by a client, and a position correction template and a comparison template obtained by converting the feature data array for registration are registered in a server.At an authentication time, a feature data array for authentication is generated from biometric information acquired by the client, and converted feature data for position correction obtained by converting the feature data array for authentication is transmitted to the server. The server detects a position correction amount of the feature data array for authentication relative to the feature data array for registration using the position correction template and the converted feature data for position correction, and transmits the position correction amount to the client. The client corrects the feature data array for authentication using the position correction amount and transmits the converted feature data array for comparison to the server. The server calculates a distance between the comparison template and the converted feature data array for comparison and determines success or failure of the authentication on the basis of the distance.
    • 在注册时,由客户机获取的生物特征信息生成用于注册的特征数据阵列,并且通过转换用于注册的特征数据阵列获得的位置校正模板和比较模板被登记在服务器中。 在认证时刻,由客户端获取的生物特征信息生成用于认证的特征数据阵列,并且将用于认证的特征数据阵列转换获得的用于位置校正的转换特征数据发送到服务器。 服务器使用位置校正模板和转换后的位置校正特征数据检测相对于用于登记的特征数据阵列进行认证的特征数据阵列的位置校正量,并将位置校正量发送给客户端。 客户端使用位置校正量来校正特征数据阵列进行认证,并将转换的特征数据数组发送到服务器进行比较。 服务器计算比较模板和转换的特征数据阵列之间的距离进行比较,并根据距离确定认证的成功或失败。
    • 2. 发明授权
    • Biometric authentication method and system
    • 生物识别方法和系统
    • US08412940B2
    • 2013-04-02
    • US13057468
    • 2009-08-21
    • Kenta TakahashiShinji HirataYoshiaki Isobe
    • Kenta TakahashiShinji HirataYoshiaki Isobe
    • H04L29/06
    • H04L63/0861G06F21/32G06F21/83G06F2221/2153G06K2009/00953G07C9/00158G07C9/00166G07C2209/12H04L9/3231H04L2209/043
    • At registration time, feature data array for registration is generated from biometric information, and position correction template and comparison template. At authentication time, feature data array for authentication is generated from biometric information acquired by the client, and converted feature data for position correction obtained by converting the feature data array for authentication is transmitted to the server. The server detects position correction amount of the feature data array for authentication relative to the feature data array for registration using the position correction template and the converted feature data, and transmits the position correction amount to client. Client corrects the feature data array for authentication and transmits the converted feature data array for comparison to the server. Server calculates a distance between the comparison template and the converted feature data array for comparison and determines success or failure of the authentication on the basis of the distance.
    • 在注册时,从生物特征信息和位置校正模板和比较模板生成用于注册的特征数据阵列。 在验证时,由客户端获取的生物特征信息生成用于认证的特征数据阵列,并将用于认证的特征数据阵列转换获得的用于位置校正的转换特征数据发送到服务器。 服务器使用位置校正模板和转换的特征数据来检测用于认证的特征数据阵列的位置校正量,并且将位置校正量发送给客户端。 客户端更正特征数据阵列进行认证,并将转换的特征数据数组发送到服务器进行比较。 服务器计算比较模板和转换的特征数据数组之间的距离进行比较,并根据距离确定认证的成功或失败。
    • 4. 发明授权
    • System and method of biometric authentication using multiple kinds of templates
    • 使用多种模板的生物认证的系统和方法
    • US08433922B2
    • 2013-04-30
    • US12873729
    • 2010-09-01
    • Yosuke KagaOsamu TakataYoshiaki IsobeKenta TakahashiTakao Murakami
    • Yosuke KagaOsamu TakataYoshiaki IsobeKenta TakahashiTakao Murakami
    • G06F21/00G06K9/00
    • G06F21/32G06F2221/2117
    • In additional enrollment of a template in a biometric authentication system, the template is automatically enrolled on the basis of a plurality of authentication results to assure a user's convenience and security. A post-migration authentication server receives a first template and a second template from a post-migration authentication terminal, performs authentication on the basis of the comparison result between the received first template and the user's preliminarily first enrolled template, and provisionally enrolls the first template and the second template. It repeats the reception, authentication, and provisional enrollment and calculates a match probability from a plurality of comparison results of the provisionally first enrolled templates, determines whether or not to store a second enrolled template on the basis of the match probability, and automatically enrolls the second template in the post-migration authentication server.
    • 在生物认证系统中额外登记模板时,基于多个认证结果自动注册该模板,以确保用户的便利性和安全性。 迁移后认证服务器从迁移后认证终端接收第一模板和第二模板,根据接收到的第一模板与用户的初始登录模板之间的比较结果进行认证,并临时登记第一模板 和第二个模板。 它重复接收,认证和临时注册,并根据临时第一登记模板的多个比较结果计算匹配概率,基于匹配概率确定是否存储第二登记模板,并自动注册 后迁移认证服务器中的第二个模板。
    • 5. 发明申请
    • TEMPLATE DELIVERY TYPE CANCELABLE BIOMETRIC AUTHENTICATION SYSTEM AND METHOD THEREFOR
    • 模板输送类型可取消生物识别系统及其方法
    • US20130088327A1
    • 2013-04-11
    • US13587212
    • 2012-08-16
    • Kenta TakahashiYoshiaki Isobe
    • Kenta TakahashiYoshiaki Isobe
    • G05B19/00
    • G07C9/00158G06F21/32H04L9/3228H04L9/3231
    • In a biometric authentication system, a delivery server includes a parameter conversion unit which generates, by converting the parameter, a parameter for delivery, a template conversion unit which generates, by converting the template, a template for delivery, and a delivery unit which delivers the template for delivery and the parameter for delivery to one of the client terminal and an authentication device; the authentication device includes a sensor which obtains biometric information on a registered user, a feature quantity obtaining unit which obtains a feature quantity from the biometric information, and a feature quantity conversion unit which generates, by converting the feature quantity using the parameter for delivery, a converted feature quantity; and the client terminal includes a match determination unit which determines, by comparing the converted feature quantity with the template for delivery, whether or not the converted feature quantity and the template for delivery match.
    • 在生物体认证系统中,传送服务器包括参数转换单元,该参数转换单元通过转换参数来生成用于传送的参数,模板转换单元,其通过转换模板来生成用于传递的模板,以及递送单元 用于传送的模板和用于传送到客户端终端和认证设备之一的参数; 所述认证装置包括获取对登录用户的生物体信息的传感器,从所述生物体信息获取特征量的特征量获取单元,以及特征量变换单元,其通过使用所述传送用参数转换所述特征量, 转换的特征量; 并且客户终端包括匹配确定单元,其通过将转换的特征量与用于传递的模板进行比较来确定转换的特征量和用于传送的模板是否匹配。