Noise compensation in a biometric sensing device
    1.
    发明授权
    Noise compensation in a biometric sensing device 有权
    生物识别装置中的噪声补偿

    公开(公告)号:US09576176B2

    公开(公告)日:2017-02-21

    申请号:US13947572

    申请日:2013-07-22

    Applicant: Apple Inc.

    CPC classification number: G06K9/0002 H04N5/365

    Abstract: An electronic device includes a biometric sensing device connected to a processing channel that includes at least one amplifier having a gain. One or more processing devices is operatively connected to the biometric sensing device and adapted to compensate for signal fixed pattern noise in signals received from the processing channel. The signal fixed pattern noise can include signal measurement variation noise and gain variation noise. The biometric sensing device captures a new image or data, and at least one processing device compensates for the signal fixed pattern noise in the newly captured image or data.

    Abstract translation: 电子设备包括连接到处理通道的生物测定传感器件,该处理通道包括至少一个具有增益的放大器。 一个或多个处理装置可操作地连接到生物测量传感装置,并适于补偿从处理通道接收的信号中的信号固定模式噪声。 信号固定模式噪声可以包括信号测量变化噪声和增益变化噪声。 生物识别装置捕获新的图像或数据,并且至少一个处理装置补偿新捕获的图像或数据中的信号固定模式噪声。

    Thresholds for Determining Feedback in Computing Devices
    2.
    发明申请
    Thresholds for Determining Feedback in Computing Devices 审中-公开
    用于确定计算设备中的反馈的阈值

    公开(公告)号:US20160162031A1

    公开(公告)日:2016-06-09

    申请号:US15046418

    申请日:2016-02-17

    Applicant: Apple Inc.

    Abstract: The present application is related to a computer for providing output to a user. The computer includes a processor and an input device in communication with the processor. The input device includes a feedback surface and at least one sensor in communication with the feedback surface, the at least one sensor configured to detect a user input to the feedback surface. The processor varies a down-stroke threshold based on a first factor and varies an up-stroke threshold based on a second factor. The down-stroke threshold determines a first output of the computing device, the up-stroke threshold determines a second output of the computing device, and at least of the first factor or the second factor are determined based on the user input.

    Abstract translation: 本申请涉及用于向用户提供输出的计算机。 计算机包括与处理器通信的处理器和输入设备。 输入设备包括反馈表面和与反馈表面通信的至少一个传感器,所述至少一个传感器被配置为检测用户对反馈表面的输入。 处理器基于第一因素改变下行阈值,并且基于第二因素改变上行阈值。 下行阈值确定计算设备的第一输出,上行阈值确定计算设备的第二输出,并且至少基于用户输入确定第一因素或第二因素。

    Navigation assisted fingerprint enrollment
    3.
    发明授权
    Navigation assisted fingerprint enrollment 有权
    导航辅助指纹注册

    公开(公告)号:US09152842B2

    公开(公告)日:2015-10-06

    申请号:US13802645

    申请日:2013-03-13

    Applicant: Apple Inc.

    CPC classification number: G06K9/00026

    Abstract: An electronic device can include at least one fingerprint image sensor that obtains fingerprint image information, where the fingerprint information can include at least a first partial fingerprint image and a second partial fingerprint image. At least one fingerprint navigation sensor can be disposed to receive navigation information responsive to at least one of movement or orientation of a user's finger with respect to the at least one fingerprint image sensor. At least one processing unit can combine the first partial fingerprint image and the second partial fingerprint image into at least one combined fingerprint image utilizing the navigation information.

    Abstract translation: 电子设备可以包括获取指纹图像信息的至少一个指纹图像传感器,其中指纹信息可以包括至少第一部分指纹图像和第二部分指纹图像。 可以布置至少一个指纹导航传感器以响应于至少一个指纹图像传感器的用户手指的移动或取向中的至少一个来接收导航信息。 至少一个处理单元可以使用导航信息将第一部分指纹图像和第二部分指纹图像组合成至少一个组合的指纹图像。

    Updating a Template for a Biometric Recognition Device
    4.
    发明申请
    Updating a Template for a Biometric Recognition Device 有权
    更新生物识别设备的模板

    公开(公告)号:US20150227740A1

    公开(公告)日:2015-08-13

    申请号:US14180334

    申请日:2014-02-13

    Applicant: Apple Inc.

    Abstract: A template of a biometric attribute for use with a biometric recognition device includes a long term component and a short term component. The long term component can include a plurality of nodes that each represents at least a portion of the biometric attribute. The short term component may include one or more newly captured nodes that each represents at least a portion of the biometric attribute.

    Abstract translation: 用于与生物识别装置一起使用的生物特征属性的模板包括长期组件和短期组件。 长期组件可以包括多个节点,每个节点表示生物特征属性的至少一部分。 短期组件可以包括一个或多个新捕获的节点,每个节点表示生物特征属性的至少一部分。

    Far-Field Sensing for Rotation of Finger
    6.
    发明申请
    Far-Field Sensing for Rotation of Finger 审中-公开
    手指旋转的远场感应

    公开(公告)号:US20160180184A1

    公开(公告)日:2016-06-23

    申请号:US15056858

    申请日:2016-02-29

    Applicant: Apple Inc.

    Abstract: An apparatus includes one or more fingerprint image sensors capable of providing fingerprint image information from the finger of a user, and one or more separately disposed orientation sensors, capable of determining one or more orientations of the finger. One or more circuits are coupled to the one or more fingerprint image sensors and the one or more orientation sensors, configured for combining information from the one or more fingerprint image sensors and the one or more fingerprint orientation sensors.

    Abstract translation: 一种装置包括能够从用户的手指提供指纹图像信息的一个或多个指纹图像传感器以及能够确定手指的一个或多个取向的一个或多个单独设置的取向传感器。 一个或多个电路耦合到一个或多个指纹图像传感器和一个或多个方位传感器,其被配置用于组合来自一个或多个指纹图像传感器和一个或多个指纹取向传感器的信息。

    Navigation Assisted Fingerprint Enrollment
    8.
    发明申请
    Navigation Assisted Fingerprint Enrollment 有权
    导航辅助指纹注册

    公开(公告)号:US20140003678A1

    公开(公告)日:2014-01-02

    申请号:US13802645

    申请日:2013-03-13

    Applicant: APPLE INC.

    CPC classification number: G06K9/00026

    Abstract: An electronic device can include at least one fingerprint image sensor that obtains fingerprint image information, where the fingerprint information can include at least a first partial fingerprint image and a second partial fingerprint image. At least one fingerprint navigation sensor can be disposed to receive navigation information responsive to at least one of movement or orientation of a user's finger with respect to the at least one fingerprint image sensor. At least one processing unit can combine the first partial fingerprint image and the second partial fingerprint image into at least one combined fingerprint image utilizing the navigation information.

    Abstract translation: 电子设备可以包括获取指纹图像信息的至少一个指纹图像传感器,其中指纹信息可以包括至少第一部分指纹图像和第二部分指纹图像。 可以布置至少一个指纹导航传感器以响应于至少一个指纹图像传感器的用户手指的移动或取向中的至少一个来接收导航信息。 至少一个处理单元可以使用导航信息将第一部分指纹图像和第二部分指纹图像组合成至少一个组合的指纹图像。

    Controllable signal processing in a biometric device

    公开(公告)号:US09727770B2

    公开(公告)日:2017-08-08

    申请号:US13948097

    申请日:2013-07-22

    Applicant: Apple Inc.

    CPC classification number: G06K9/0002 G06K9/00067

    Abstract: A processing channel is operatively connected to a biometric device. The processing channel includes an analog-to-digital converter (ADC) connected to at least one of an amplifier and an offset circuit. Biometric signals representing captured biometric data, such as a fingerprint image, are controllably fitted into an input range of the ADC. The ADC input range can include one or more removed ranges and one or more adjustable allowed input ranges. One or more channel parameters are adjusted until a desired number of biometric signals are included in the one or more removed ranges.

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