CN107102809B - Fingerprint identification method and mobile terminal - Google Patents
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- CN107102809B CN107102809BCN201710262420.0ACN201710262420ACN107102809BCN 107102809 BCN107102809 BCN 107102809BCN 201710262420 ACN201710262420 ACN 201710262420ACN 107102809 BCN107102809 BCN 107102809B
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- G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
- G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
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Abstract
Description
Translated fromChinese技术领域technical field
本发明涉及通信技术领域，尤其涉及一种指纹识别方法及移动终端。The present invention relates to the field of communication technologies, and in particular, to a fingerprint identification method and a mobile terminal.
背景技术Background technique
目前，手机、PAD等智能终端的屏占比不断提高，而指纹识别器件通常设置在固定的位置，用户在使用智能终端的过程中，经常需要调整握持姿势或者用力伸展手指进行指纹识别，十分不便，并且还会造成手指触摸区域与指纹识别区域偏离的问题，导致指纹识别的易用性和成功率较低。At present, the screen ratio of smart terminals such as mobile phones and PADs is constantly increasing, and the fingerprint recognition device is usually set in a fixed position. In the process of using smart terminals, users often need to adjust the holding posture or stretch their fingers for fingerprint recognition, which is very important. It is inconvenient, and also causes the problem that the finger touch area deviates from the fingerprint recognition area, resulting in low ease of use and low success rate of fingerprint recognition.
发明内容SUMMARY OF THE INVENTION
有鉴于此，本发明提供一种指纹识别方法及移动终端，以解决现有技术的指纹识别的易用性和成功率较低的问题。In view of this, the present invention provides a fingerprint identification method and a mobile terminal to solve the problems of ease of use and low success rate of fingerprint identification in the prior art.
本发明的实施例提供了一种指纹识别方法，应用于具有触摸屏的移动终端，该方法包括：An embodiment of the present invention provides a fingerprint identification method, which is applied to a mobile terminal with a touch screen, and the method includes:
根据用户对所述触摸屏的操作，确定所述触摸屏上的指纹识别区域；determining the fingerprint identification area on the touch screen according to the user's operation on the touch screen;
在所述指纹识别区域采集指纹数据，并对采集到的指纹数据进行验证。Collect fingerprint data in the fingerprint identification area, and verify the collected fingerprint data.
优选地，所述根据用户对所述触摸屏的操作，确定所述触摸屏上的指纹识别区域，包括：Preferably, the determining the fingerprint recognition area on the touch screen according to the user's operation on the touch screen includes:
从所述触摸屏上选择触摸概率最高的区域作为指纹识别区域；Select the area with the highest touch probability from the touch screen as the fingerprint recognition area;
或者，or,
从所述触摸屏上选择预设时长内用户操作次数最多的区域作为指纹识别区域。The area where the user operates the most times within a preset time period is selected from the touch screen as the fingerprint recognition area.
优选地，所述根据用户对所述触摸屏的操作，确定所述触摸屏上的指纹识别区域之前，还包括：Preferably, before determining the fingerprint recognition area on the touch screen according to the user's operation on the touch screen, the method further includes:
实时统计用户在触摸屏上操作时的触摸轨迹数据，将所述触摸轨迹数据保存到触摸轨迹数据库；Counting the touch trajectory data in real time when the user operates on the touch screen, and saving the touch trajectory data to the touch trajectory database;
从所述触摸屏上选择触摸概率最高的区域作为指纹识别区域，包括：Select the area with the highest touch probability from the touch screen as the fingerprint recognition area, including:
根据所述触摸轨迹数据库中的触摸轨迹数据，计算触摸屏上的各个区域的触摸概率；Calculate the touch probability of each area on the touch screen according to the touch trajectory data in the touch trajectory database;
选择触摸概率最高的区域作为指纹识别区域。Select the area with the highest touch probability as the fingerprint recognition area.
优选地，所述根据所述触摸轨迹数据库中的触摸轨迹数据，计算触摸屏上的各个区域的触摸概率，包括：Preferably, the calculating the touch probability of each area on the touch screen according to the touch trajectory data in the touch trajectory database includes:
从所述触摸轨迹数据库中选取最新的预设组数的触摸轨迹数据，作为数据集；Select the latest preset number of touch trajectory data from the touch trajectory database as a data set;
将触摸屏划分为多个子区域，根据所述数据集中的各组触摸轨迹数据，计算各个所述子区域的触摸概率；Divide the touch screen into a plurality of sub-regions, and calculate the touch probability of each of the sub-regions according to each group of touch trajectory data in the data set;
所述选择触摸概率最高的区域作为指纹识别区域，包括：The selection of the area with the highest touch probability as the fingerprint identification area includes:
对各个所述子区域的触摸概率进行排序，选择其中触摸概率最高的子区域作为指纹识别区域。Sort the touch probability of each of the sub-regions, and select the sub-region with the highest touch probability as the fingerprint identification region.
优选地，所述根据所述数据集中的各组触摸轨迹数据，计算各个所述子区域的触摸概率，包括：Preferably, calculating the touch probability of each of the sub-regions according to each group of touch trajectory data in the data set includes:
统计各组触摸轨迹数据对于各个所述子区域的各像素点的触发频率；Counting the trigger frequency of each group of touch trajectory data for each pixel of each of the sub-regions;
计算各个所述子区域中被触发的像素点在全部像素点中所占的比例，得到各个所述子区域的触摸概率。Calculate the proportion of the triggered pixels in each of the sub-areas in all the pixels, and obtain the touch probability of each of the sub-areas.
相应地，本发明的实施例还提供了一种移动终端，所述移动终端包括触摸屏，还包括：Correspondingly, an embodiment of the present invention further provides a mobile terminal, the mobile terminal includes a touch screen, and further includes:
指纹识别区域判定模块，用于根据用户对所述触摸屏的操作，确定所述触摸屏上的指纹识别区域；a fingerprint identification area determination module, configured to determine the fingerprint identification area on the touch screen according to the user's operation on the touch screen;
指纹采集模块，用于在所述指纹识别区域采集指纹数据，并对采集到的指纹数据进行验证。The fingerprint collection module is used for collecting fingerprint data in the fingerprint identification area and verifying the collected fingerprint data.
优选地，所述指纹识别区域判定模块包括：Preferably, the fingerprint identification area determination module includes:
触摸概率分析子模块，用于从所述触摸屏上选择触摸概率最高的区域作为指纹识别区域；a touch probability analysis sub-module for selecting the area with the highest touch probability from the touch screen as the fingerprint identification area;
或者，or,
操作次数分析子模块，用于从所述触摸屏上选择预设时长内用户操作次数最多的区域作为指纹识别区域。The operation times analysis sub-module is used to select the area on the touch screen with the most user operation times within a preset time period as the fingerprint identification area.
优选地，所述移动终端还包括：Preferably, the mobile terminal further includes:
统计模块，用于实时统计用户在触摸屏上操作时的触摸轨迹数据，将所述触摸轨迹数据保存到触摸轨迹数据库；A statistics module, used for real-time statistics of touch trajectory data when the user operates on the touch screen, and saves the touch trajectory data to a touch trajectory database;
所述触摸概率分析子模块，具体用于根据所述触摸轨迹数据库中的触摸轨迹数据，计算触摸屏上的各个区域的触摸概率，并选择触摸概率最高的区域作为指纹识别区域。The touch probability analysis sub-module is specifically configured to calculate the touch probability of each area on the touch screen according to the touch trajectory data in the touch trajectory database, and select the area with the highest touch probability as the fingerprint recognition area.
优选地，所述触摸概率分析子模块包括：Preferably, the touch probability analysis sub-module includes:
数据选取单元，用于从所述触摸轨迹数据库中选取最新的预设组数的触摸轨迹数据，作为数据集；a data selection unit, configured to select the latest preset number of touch track data from the touch track database as a data set;
区域计算单元，用于将触摸屏划分为多个子区域，根据所述数据集中的各组触摸轨迹数据，计算各个所述子区域的触摸概率；an area calculation unit, configured to divide the touch screen into a plurality of sub-areas, and calculate the touch probability of each of the sub-areas according to each group of touch track data in the data set;
排序单元，用于对各个所述子区域的触摸概率进行排序，选择其中触摸概率最高的子区域作为指纹识别区域。A sorting unit, configured to sort the touch probability of each of the sub-areas, and select the sub-area with the highest touch probability as the fingerprint identification area.
优选地，所述区域计算单元包括：Preferably, the area calculation unit includes:
触发频率统计子单元，用于统计各组触摸轨迹数据对于各个所述子区域的各像素点的触发频率；a trigger frequency statistics subunit, used to count the trigger frequencies of each group of touch track data for each pixel of each of the sub-regions;
占比计算子单元，用于计算各个所述子区域中被触发的像素点在全部像素点中所占的比例，得到各个所述子区域的触摸概率。The proportion calculation subunit is used to calculate the proportion of the triggered pixels in each of the sub-regions in all the pixels to obtain the touch probability of each of the sub-regions.
本发明实施例中，根据用户对所述触摸屏的操作，动态调整指纹识别区域，无需用户调整握持姿势，且避免了手指触摸区域与指纹识别区域偏离的问题，提升了指纹识别的易用性和成功率。In the embodiment of the present invention, the fingerprint recognition area is dynamically adjusted according to the user's operation on the touch screen, without the need for the user to adjust the holding posture, and the problem of deviation between the finger touch area and the fingerprint recognition area is avoided, and the ease of use of fingerprint recognition is improved. and success rate.
附图说明Description of drawings
为了更清楚地说明本发明实施例的技术方案，下面将对本发明实施例的描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动性的前提下，还可以根据这些附图获得其他的附图。In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the following briefly introduces the drawings that are used in the description of the embodiments of the present invention. Obviously, the drawings in the following description are only some embodiments of the present invention. , for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative labor.
图1是本发明实施例一提供的指纹识别方法的流程图之一；Fig. 1 is one of the flowcharts of the fingerprint identification method provided by the first embodiment of the present invention;
图2是本发明实施例一提供的指纹识别方法的流程图之二；FIG. 2 is the second flowchart of the fingerprint identification method provided by the first embodiment of the present invention;
图3是本发明实施例一提供的指纹识别方法的流程图之三；3 is the third flowchart of the fingerprint identification method provided by the first embodiment of the present invention;
图4是本发明实施例二提供的移动终端的示意性框图；4 is a schematic block diagram of a mobile terminal according to Embodiment 2 of the present invention;
图5是本发明实施例三提供的移动终端的示意性框图；5 is a schematic block diagram of a mobile terminal according to Embodiment 3 of the present invention;
图6是本发明实施例四提供的移动终端的示意性框图。FIG. 6 is a schematic block diagram of a mobile terminal according to Embodiment 4 of the present invention.
具体实施方式Detailed ways
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.
实施例一Example 1
本发明实施例一提供一种指纹识别方法，该方法应用于具有触摸屏的移动终端，参考图1，该方法包括以下步骤：Embodiment 1 of the present invention provides a fingerprint identification method, which is applied to a mobile terminal with a touch screen. Referring to FIG. 1 , the method includes the following steps:
S100、根据用户对所述触摸屏的操作，确定所述触摸屏上的指纹识别区域；S100. Determine a fingerprint identification area on the touch screen according to a user's operation on the touch screen;
S200、在所述指纹识别区域采集指纹数据，并对采集到的指纹数据进行验证。S200. Collect fingerprint data in the fingerprint identification area, and verify the collected fingerprint data.
本发明实施例根据用户对所述触摸屏的操作，动态调整指纹识别区域，无需用户调整握持姿势，且避免了手指触摸区域与指纹识别区域偏离的问题，提升了指纹识别的易用性和成功率。The embodiment of the present invention dynamically adjusts the fingerprint recognition area according to the user's operation on the touch screen, without the need for the user to adjust the holding posture, and avoids the problem of deviation between the finger touch area and the fingerprint recognition area, and improves the ease of use and success of fingerprint recognition. Rate.
本发明基于具有触摸屏且可进行指纹识别的移动终端，优选用于全屏幕可进行指纹识别的移动终端，但不限定指纹检测的方式，例如，可以采用电容检测、光学检测、超声波检测等任意方式对指纹进行识别检测，均适用于本发明。The present invention is based on a mobile terminal with a touch screen that can perform fingerprint recognition, and is preferably used in a mobile terminal that can perform fingerprint recognition on a full screen, but the method of fingerprint detection is not limited. For example, any method such as capacitive detection, optical detection, and ultrasonic detection can be used. Identification and detection of fingerprints are all applicable to the present invention.
优选地，在步骤S100中，所述根据用户对所述触摸屏的操作，确定所述触摸屏上的指纹识别区域，包括：Preferably, in step S100, the determining the fingerprint recognition area on the touch screen according to the user's operation on the touch screen includes:
从所述触摸屏上选择触摸概率最高的区域作为指纹识别区域；Select the area with the highest touch probability from the touch screen as the fingerprint recognition area;
或者，or,
从所述触摸屏上选择预设时长内用户操作次数最多的区域作为指纹识别区域。The area where the user operates the most times within a preset time period is selected from the touch screen as the fingerprint recognition area.
以上给出两种判定指纹识别区域的方式，实际应用中，根据用户的触摸操作习惯不同，本发明还可以采用其他的判定条件来挑选出最适合用户进行指纹识别的区域，此处不再赘述。The above two methods for determining the fingerprint recognition area are given. In practical applications, according to the user's different touch operation habits, the present invention can also use other determination conditions to select the most suitable area for the user to perform fingerprint recognition, which will not be repeated here. .
优选地，参考图2，所述根据用户对所述触摸屏的操作，确定所述触摸屏上的指纹识别区域之前，还包括：Preferably, referring to FIG. 2 , before determining the fingerprint recognition area on the touch screen according to the user's operation on the touch screen, the method further includes:
S001、实时统计用户在触摸屏上操作时的触摸轨迹数据，将所述触摸轨迹数据保存到触摸轨迹数据库；S001, real-time statistics of touch trajectory data when a user operates on a touch screen, and save the touch trajectory data to a touch trajectory database;
从所述触摸屏上选择触摸概率最高的区域作为指纹识别区域，包括：Select the area with the highest touch probability from the touch screen as the fingerprint recognition area, including:
S101、根据所述触摸轨迹数据库中的触摸轨迹数据，计算触摸屏上的各个区域的触摸概率；S101. Calculate the touch probability of each area on the touch screen according to the touch trajectory data in the touch trajectory database;
S102、选择触摸概率最高的区域作为指纹识别区域。S102, select the area with the highest touch probability as the fingerprint identification area.
进一步地，如图3所示，步骤S101中所述根据所述触摸轨迹数据库中的触摸轨迹数据，计算触摸屏上的各个区域的触摸概率，包括：Further, as shown in FIG. 3 , in step S101 , calculating the touch probability of each area on the touch screen according to the touch trajectory data in the touch trajectory database, including:
S1011、从所述触摸轨迹数据库中选取最新的预设组数的触摸轨迹数据，作为数据集；S1011. Select the touch trajectory data of the latest preset number of groups from the touch trajectory database as a data set;
S1012、将触摸屏划分为多个子区域，根据所述数据集中的各组触摸轨迹数据，计算各个所述子区域的触摸概率；S1012. Divide the touch screen into a plurality of sub-regions, and calculate the touch probability of each of the sub-regions according to each group of touch track data in the data set;
步骤S102中选择触摸概率最高的区域作为指纹识别区域，包括：In step S102, the area with the highest touch probability is selected as the fingerprint recognition area, including:
S1021、对各个所述子区域的触摸概率进行排序，选择其中触摸概率最高的子区域作为指纹识别区域。S1021. Sort the touch probability of each of the sub-regions, and select the sub-region with the highest touch probability as the fingerprint recognition region.
这里的一组触摸轨迹数据是指用户的一次触摸行为所形成的数据，更具体地，每一次触摸轨迹的坐标数据记录为一组触摸轨迹数据。为了使统计结果更加准确，应当尽量选取较多组的触摸轨迹数据来组成所述数据集。优选地，所述预设组数N≥100组，以最大限度体现出用户惯用触摸区域所在的位置。Here, a group of touch track data refers to data formed by a user's one touch behavior, and more specifically, the coordinate data of each touch track is recorded as a group of touch track data. In order to make the statistical result more accurate, more groups of touch trajectory data should be selected as much as possible to form the data set. Preferably, the preset number of groups N≧100 groups, so as to reflect the position of the user's habitual touch area to the greatest extent.
本发明对于所述子区域的形状和尺寸不做限制，可以根据实际需求对划分的子区域的形状和尺寸进行预先设置，例如，可以采用与手指形状匹配的形状，也可以采用能够容纳手指的其它规则形状。The present invention does not limit the shape and size of the sub-regions, and the shape and size of the divided sub-regions can be preset according to actual needs. Other regular shapes.
可以看出，本实施例中所确定的指纹识别优选区域并不是固定不变的，而是一个动态变化的区域。如果用户的触摸习惯发生了变化，相应的触摸轨迹数据库也会进行更新，由于统计时采用的是最新的预设组数的触摸轨迹数据，可以确保每次进行指纹识别时用户均能在当前最舒适和最便利的区域进行指纹采集。It can be seen that the preferred area for fingerprint identification determined in this embodiment is not fixed, but a dynamic area. If the user's touch habit changes, the corresponding touch track database will also be updated. Since the latest preset number of touch track data is used in the statistics, it can ensure that the user can perform fingerprint recognition at the current maximum The comfortable and most convenient area for fingerprint capture.
优选地，步骤S1012中所述根据所述数据集中的各组触摸轨迹数据，计算各个所述子区域的触摸概率，包括：Preferably, in step S1012, calculating the touch probability of each of the sub-regions according to each group of touch trajectory data in the data set includes:
统计各组触摸轨迹数据对于各个所述子区域的各像素点的触发频率；Counting the trigger frequency of each group of touch trajectory data for each pixel of each of the sub-regions;
计算各个所述子区域中被触发的像素点在全部像素点中所占的比例，得到各个所述子区域的触摸概率。Calculate the proportion of the triggered pixels in each of the sub-areas in all the pixels, and obtain the touch probability of each of the sub-areas.
需要说明的是，以上仅是对触摸概率进行排序的一种具体方式，是基于每个所述子区域中被触摸到的像素点所覆盖的比例，显然本发明还可以采用其他的算法对各个所述子区域的触摸概率进行分析和排序，此处不再赘述。It should be noted that the above is only a specific way of sorting the touch probability, which is based on the proportion of the touched pixels in each of the sub-regions. Obviously, the present invention can also use other algorithms to The touch probabilities of the sub-regions are analyzed and sorted, which will not be repeated here.
此外，本实施例所提供的指纹识别方法还可以包括以下步骤：In addition, the fingerprint identification method provided by this embodiment may further include the following steps:
提醒用户在所述指纹识别优选区域进行触摸操作，具体包括：The user is reminded to perform a touch operation in the preferred area for fingerprint identification, specifically including:
通过文字提示方式、弹框提示方式、亮度提示方式和颜色提示方式中的任意一种或多种对用户进行提醒。The user is reminded by any one or more of the text prompting method, the pop-up prompting method, the brightness prompting method and the color prompting method.
其中，所述文字提示方式通过文字显示出所述指纹识别区域的位置，所述弹框提示方式通过弹框显示出所述指纹识别区域的位置，所述亮度提示方式通过亮度变化显示出所述指纹识别区域的位置，所述颜色提示方式通过颜色变化显示出所述指纹识别区域的位置。Wherein, the text prompt method displays the position of the fingerprint recognition area through text, the pop-up prompt method displays the position of the fingerprint recognition area through a pop-up frame, and the brightness prompt method displays the brightness change through a brightness change. The position of the fingerprint identification area, and the color prompt mode displays the position of the fingerprint identification area through color changes.
本发明所述指纹识别包括但不限于：指纹采集、指纹解锁、指纹支付、指纹加解密和指纹登陆中的任意一种或几种。在用户需要进行上述指纹识别的场景，相应的指纹识别步骤自动开启，对用户的操作进行提示，使用户在最优选的屏幕子区域进行指纹采集。The fingerprint identification in the present invention includes, but is not limited to, any one or more of fingerprint collection, fingerprint unlocking, fingerprint payment, fingerprint encryption and decryption, and fingerprint login. In the scenario where the user needs to perform the above fingerprint recognition, the corresponding fingerprint recognition step is automatically started, and the user's operation is prompted, so that the user can perform fingerprint collection in the most preferred screen sub-area.
本发明实施例提供的指纹识别方法的一种具体实施方式如下：A specific implementation manner of the fingerprint identification method provided by the embodiment of the present invention is as follows:
首先，在需要进行指纹识别相关功能的场景开启指纹识别，如指纹采集、指纹解锁、指纹支付、指纹加解密、指纹登录等场景。First, enable fingerprint recognition in scenarios that require fingerprint recognition-related functions, such as fingerprint collection, fingerprint unlocking, fingerprint payment, fingerprint encryption and decryption, and fingerprint login.
之后，从实时统计的用户操作触摸屏时的触摸轨迹数据库中，选取最新的100组(可根据用户操作屏幕的时间间隔及频率进行调整)数据作为本次使用的数据集U。根据设定的指纹区域的形状及大小对整个屏幕进行区域划分，各个子区域对像素点进行框定。对于不同的子区域，例如子区域A，在数据集U中对子区域A的各像素点的触发频度进行概率统计，计算出子区域A的触摸概率。同理，对子区域B、C等的触摸概率进行统计，最终对各个子区域的触摸概率进行排序，其中触摸概率最大的一个子区域，如子区域B，可被认为是指纹识别优选区域，即用户手指操作最舒适的区域。Afterwards, the latest 100 groups of data (which can be adjusted according to the time interval and frequency of the user's operation of the screen) are selected from the real-time statistics database of touch trajectories when the user operates the touch screen as the data set U used this time. The entire screen is divided according to the shape and size of the set fingerprint area, and the pixels are framed by each sub-area. For different sub-areas, such as sub-area A, probability statistics are performed on the trigger frequency of each pixel point of sub-area A in the data set U, and the touch probability of sub-area A is calculated. In the same way, count the touch probabilities of sub-regions B, C, etc., and finally sort the touch probabilities of each sub-region. The sub-region with the highest touch probability, such as sub-region B, can be considered as the preferred region for fingerprint recognition. That is, the most comfortable area for the user's fingers to operate.
接下来，提醒用户在子区域B进行指纹识别。其中，提醒的方式包括但不限于：识别区域文字提示、识别区域弹框提示、识别区域亮度及颜色闪烁提示等。Next, the user is reminded to perform fingerprint identification in sub-area B. The reminder methods include but are not limited to: text prompts in the recognition area, pop-up prompts in the recognition area, and brightness and color flashing prompts in the recognition area.
最后，用户手指在子区域B按下，进行指纹采集、识别等功能。Finally, the user's finger presses on the sub-area B to perform functions such as fingerprint collection and identification.
与现有技术相比，本发明实施例所提供的指纹识别方法具有以下优点：Compared with the prior art, the fingerprint identification method provided by the embodiment of the present invention has the following advantages:
首先，通过实时检测用户的触摸操作轨迹，识别出该用户的习惯握持姿势及操作区域，确定出最优的指纹识别区域以供用户进行指纹的采集和识别，避免了用户频繁调整握持姿势，使指纹识别过程更加智能，体验更好。First, by detecting the user's touch operation trajectory in real time, the user's habitual holding posture and operation area are identified, and the optimal fingerprint recognition area is determined for the user to collect and identify fingerprints, avoiding the user's frequent adjustment of the holding posture. , to make the fingerprint recognition process more intelligent and experience better.
其次，改善了手指触摸区域与指纹识别区域偏离的现象，使用户手指和指纹识别区域更准确地贴合，提升用户指纹识别的效率和成功率。Secondly, the phenomenon that the finger touch area deviates from the fingerprint recognition area is improved, so that the user's finger and the fingerprint recognition area fit more accurately, and the efficiency and success rate of the user's fingerprint recognition are improved.
实施例二Embodiment 2
本发明实施例二提供一种移动终端，所述移动终端包括触摸屏，如图4所示，所述移动终端100还包括：Embodiment 2 of the present invention provides a mobile terminal. The mobile terminal includes a touch screen. As shown in FIG. 4 , the
指纹识别区域判定模块101，用于根据用户对所述触摸屏的操作，确定所述触摸屏上的指纹识别区域；The fingerprint identification
指纹采集模块102，用于在所述指纹识别区域采集指纹数据，并对采集到的指纹数据进行验证。The fingerprint collection module 102 is used for collecting fingerprint data in the fingerprint identification area, and verifying the collected fingerprint data.
本发明实施例提供的移动终端100根据用户对所述触摸屏的操作，动态调整指纹识别区域，无需用户调整握持姿势，且避免了手指触摸区域与指纹识别区域偏离的问题，提升了指纹识别的易用性和成功率The
优选地，指纹识别区域判定模块101包括：Preferably, the fingerprint identification
触摸概率分析子模块，用于从所述触摸屏上选择触摸概率最高的区域作为指纹识别区域；a touch probability analysis sub-module for selecting the area with the highest touch probability from the touch screen as the fingerprint identification area;
或者，or,
操作次数分析子模块，用于从所述触摸屏上选择预设时长内用户操作次数最多的区域作为指纹识别区域。The operation times analysis sub-module is used to select the area on the touch screen with the most user operation times within a preset time period as the fingerprint identification area.
优选地，所述移动终端还包括：Preferably, the mobile terminal further includes:
统计模块103，用于实时统计用户在触摸屏上操作时的触摸轨迹数据，将所述触摸轨迹数据保存到触摸轨迹数据库；The
所述触摸概率分析子模块，具体用于根据所述触摸轨迹数据库中的触摸轨迹数据，计算触摸屏上的各个区域的触摸概率，并选择触摸概率最高的区域作为指纹识别区域。The touch probability analysis sub-module is specifically configured to calculate the touch probability of each area on the touch screen according to the touch trajectory data in the touch trajectory database, and select the area with the highest touch probability as the fingerprint recognition area.
优选地，所述触摸概率分析子模块包括：Preferably, the touch probability analysis sub-module includes:
数据选取单元，用于从所述触摸轨迹数据库中选取最新的预设组数的触摸轨迹数据，作为数据集；a data selection unit, configured to select the latest preset number of touch track data from the touch track database as a data set;
区域计算单元，用于将触摸屏划分为多个子区域，根据所述数据集中的各组触摸轨迹数据，计算各个所述子区域的触摸概率；an area calculation unit, configured to divide the touch screen into a plurality of sub-areas, and calculate the touch probability of each of the sub-areas according to each group of touch track data in the data set;
排序单元，用于对各个所述子区域的触摸概率进行排序，选择其中触摸概率最高的子区域作为指纹识别区域。A sorting unit, configured to sort the touch probability of each of the sub-areas, and select the sub-area with the highest touch probability as the fingerprint identification area.
优选地，所述区域计算单元包括：Preferably, the area calculation unit includes:
触发频率统计子单元，用于统计各组触摸轨迹数据对于各个所述子区域的各像素点的触发频率；a trigger frequency statistics subunit, used to count the trigger frequencies of each group of touch track data for each pixel of each of the sub-regions;
占比计算子单元，用于计算各个所述子区域中被触发的像素点在全部像素点中所占的比例，得到各个所述子区域的触摸概率。The proportion calculation subunit is used to calculate the proportion of the triggered pixels in each of the sub-regions in all the pixels to obtain the touch probability of each of the sub-regions.
进一步地，所述移动终端还包括提醒模块104，提醒模块104包括文字提示子模块、弹框提示子模块、亮度提示子模块和颜色提示子模块中的任意一种或多种；Further, the mobile terminal further includes a
所述文字提示子模块用于通过文字显示所述指纹识别优选区域的位置；The text prompting submodule is used to display the position of the fingerprint identification preferred area through text;
所述弹框提示子模块用于通过弹框显示所述指纹识别优选区域的位置；The pop-up frame prompting sub-module is used to display the position of the fingerprint identification preferred area through the pop-up frame;
所述亮度提示子模块用于通过亮度变化显示所述指纹识别优选区域的位置；The brightness prompting sub-module is used to display the position of the fingerprint identification preferred area through brightness changes;
所述颜色提示子模块用于通过颜色变化显示所述指纹识别优选区域的位置。The color prompting sub-module is used to display the position of the preferred area for fingerprint identification through color changes.
本实施例中，所述指纹识别包括但不限于：指纹采集、指纹解锁、指纹支付、指纹加解密和指纹登陆中的任意一种或几种。In this embodiment, the fingerprint identification includes, but is not limited to, any one or more of fingerprint collection, fingerprint unlocking, fingerprint payment, fingerprint encryption and decryption, and fingerprint login.
移动终端100能够实现图1至图3的方法实施例中移动终端实现的各个过程，为避免重复，这里不再赘述。The
与现有技术相比，本发明实施例所提供的移动终端具有以下优点：Compared with the prior art, the mobile terminal provided by the embodiment of the present invention has the following advantages:
所述移动终端能够实时检测用户的触摸轨迹，识别出该用户的习惯握持姿势及操作区域，确定出指纹识别优选区域以供用户进行指纹的采集和识别，避免了用户频繁调整握持姿势，使指纹识别过程更加智能，体验更好。The mobile terminal can detect the user's touch trajectory in real time, identify the user's habitual holding posture and operation area, and determine a preferred area for fingerprint identification for the user to collect and identify fingerprints, thereby preventing the user from frequently adjusting the holding posture, Make the fingerprint recognition process smarter and experience better.
所述移动终端改善了手指触摸区域与指纹识别区域偏离的现象，使用户手指和指纹识别区域更准确地贴合，提升用户指纹识别的效率和成功率。The mobile terminal improves the phenomenon that the finger touch area deviates from the fingerprint recognition area, makes the user's finger and the fingerprint recognition area fit more accurately, and improves the efficiency and success rate of the user's fingerprint recognition.
实施例三Embodiment 3
图5是本发明另一个实施例的移动终端的框图。图5所示的移动终端700包括：至少一个处理器701、存储器702、至少一个网络接口704和其他用户接口703。移动终端700中的各个组件通过总线系统705耦合在一起。可理解，总线系统705用于实现这些组件之间的连接通信。总线系统705除包括数据总线之外，还包括电源总线、控制总线和状态信号总线。但是为了清楚说明起见，在图5中将各种总线都标为总线系统705。FIG. 5 is a block diagram of a mobile terminal according to another embodiment of the present invention. The mobile terminal 700 shown in FIG. 5 includes: at least one processor 701 , memory 702 , at least one
其中，用户接口703可以包括显示器、键盘或者点击设备(例如，鼠标，轨迹球(trackball)、触感板或者触摸屏等。Among them, the
可以理解，本发明实施例中的存储器702可以是易失性存储器或非易失性存储器，或可包括易失性和非易失性存储器两者。其中，非易失性存储器可以是只读存储器(Read-Only Memory，ROM)、可编程只读存储器(Programmable ROM，PROM)、可擦除可编程只读存储器(Erasable PROM，EPROM)、电可擦除可编程只读存储器(Electrically EPROM，EEPROM)或闪存。易失性存储器可以是随机存取存储器(Random Access Memory，RAM)，其用作外部高速缓存。通过示例性但不是限制性说明，许多形式的RAM可用，例如静态随机存取存储器(Static RAM，SRAM)、动态随机存取存储器(Dynamic RAM，DRAM)、同步动态随机存取存储器(Synchronous DRAM，SDRAM)、双倍数据速率同步动态随机存取存储器(Double Data RateSDRAM，DDRSDRAM)、增强型同步动态随机存取存储器(Enhanced SDRAM，ESDRAM)、同步连接动态随机存取存储器(Synch link DRAM，SLDRAM)和直接内存总线随机存取存储器(DirectRambus RAM，DRRAM)。本发明实施例描述的系统和方法的存储器702旨在包括但不限于这些和任意其它适合类型的存储器。It can be understood that the memory 702 in the embodiment of the present invention may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory. Wherein, the non-volatile memory may be Read-Only Memory (ROM), Programmable Read-Only Memory (PROM), Erasable Programmable Read-Only Memory (Erasable PROM, EPROM), Erase programmable read-only memory (Electrically EPROM, EEPROM) or flash memory. The volatile memory may be random access memory (RAM), which is used as an external cache. By way of example and not limitation, many forms of RAM are available, such as Static RAM (SRAM), Dynamic RAM (DRAM), Synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (Double Data Rate SDRAM, DDRSDRAM), enhanced synchronous dynamic random access memory (Enhanced SDRAM, ESDRAM), synchronous link dynamic random access memory (Synch link DRAM, SLDRAM) And direct memory bus random access memory (DirectRambus RAM, DRRAM). The memory 702 of the systems and methods described in embodiments of the present invention is intended to include, but not be limited to, these and any other suitable types of memory.
在一些实施方式中，存储器702存储了如下的元素，可执行模块或者数据结构，或者他们的子集，或者他们的扩展集：操作系统7021和应用程序7022。In some embodiments, memory 702 stores the following elements, executable modules or data structures, or a subset thereof, or an extended set of them: an operating system 7021 and applications 7022 .
其中，操作系统7021，包含各种系统程序，例如框架层、核心库层、驱动层等，用于实现各种基础业务以及处理基于硬件的任务。应用程序7022，包含各种应用程序，例如媒体播放器(MediaPlayer)、浏览器(Browser)等，用于实现各种应用业务。实现本发明实施例方法的程序可以包含在应用程序7022中。The operating system 7021 includes various system programs, such as a framework layer, a core library layer, a driver layer, etc., for implementing various basic services and processing hardware-based tasks. The application program 7022 includes various application programs, such as a media player (MediaPlayer), a browser (Browser), etc., for implementing various application services. A program for implementing the method of the embodiment of the present invention may be included in the application program 7022 .
在本发明实施例中，通过调用存储器702存储的程序或指令，具体的，可以是应用程序7022中存储的程序或指令，处理器701用于：In this embodiment of the present invention, by calling the program or instruction stored in the memory 702, specifically, the program or instruction stored in the application program 7022, the processor 701 is used to:
根据用户对所述触摸屏的操作，确定所述触摸屏上的指纹识别区域；determining the fingerprint identification area on the touch screen according to the user's operation on the touch screen;
在所述指纹识别区域采集指纹数据，并对采集到的指纹数据进行验证。上述本发明实施例揭示的方法可以应用于处理器701中，或者由处理器701实现。处理器701可能是一种集成电路芯片，具有信号的处理能力。在实现过程中，上述方法的各步骤可以通过处理器701中的硬件的集成逻辑电路或者软件形式的指令完成。上述的处理器701可以是通用处理器、数字信号处理器(Digital Signal Processor，DSP)、专用集成电路(ApplicationSpecific Integrated Circuit，ASIC)、现成可编程门阵列(Field ProgrammableGateArray，FPGA)或者其他可编程逻辑器件、分立门或者晶体管逻辑器件、分立硬件组件。可以实现或者执行本发明实施例中的公开的各方法、步骤及逻辑框图。通用处理器可以是微处理器或者该处理器也可以是任何常规的处理器等。结合本发明实施例所公开的方法的步骤可以直接体现为硬件译码处理器执行完成，或者用译码处理器中的硬件及软件模块组合执行完成。软件模块可以位于随机存储器，闪存、只读存储器，可编程只读存储器或者电可擦写可编程存储器、寄存器等本领域成熟的存储介质中。该存储介质位于存储器702，处理器701读取存储器702中的信息，结合其硬件完成上述方法的步骤。Collect fingerprint data in the fingerprint identification area, and verify the collected fingerprint data. The methods disclosed in the above embodiments of the present invention may be applied to the processor 701 or implemented by the processor 701 . The processor 701 may be an integrated circuit chip with signal processing capability. In the implementation process, each step of the above-mentioned method can be completed by an integrated logic circuit of hardware in the processor 701 or an instruction in the form of software. The above-mentioned processor 701 may be a general-purpose processor, a digital signal processor (Digital Signal Processor, DSP), an application specific integrated circuit (Application Specific Integrated Circuit, ASIC), an off-the-shelf programmable gate array (Field Programmable Gate Array, FPGA) or other programmable logic. devices, discrete gate or transistor logic devices, discrete hardware components. Various methods, steps, and logical block diagrams disclosed in the embodiments of the present invention can be implemented or executed. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like. The steps of the method disclosed in conjunction with the embodiments of the present invention may be directly embodied as executed by a hardware decoding processor, or executed by a combination of hardware and software modules in the decoding processor. The software modules may be located in random access memory, flash memory, read-only memory, programmable read-only memory or electrically erasable programmable memory, registers and other storage media mature in the art. The storage medium is located in the memory 702, and the processor 701 reads the information in the memory 702, and completes the steps of the above method in combination with its hardware.
可以理解的是，本发明实施例描述的这些实施例可以用硬件、软件、固件、中间件、微码或其组合来实现。对于硬件实现，处理单元可以实现在一个或多个专用集成电路(Application Specific Integrated Circuits，ASIC)、数字信号处理器(Digital SignalProcessing，DSP)、数字信号处理设备(DSP Device，DSPD)、可编程逻辑设备(ProgrammableLogic Device，PLD)、现场可编程门阵列(Field-Programmable GateArray，FPGA)、通用处理器、控制器、微控制器、微处理器、用于执行本申请所述功能的其它电子单元或其组合中。It can be understood that the embodiments described in the embodiments of the present invention may be implemented by hardware, software, firmware, middleware, microcode or a combination thereof. For hardware implementation, the processing unit can be implemented in one or more Application Specific Integrated Circuits (ASIC), Digital Signal Processing (DSP), Digital Signal Processing Device (DSP Device, DSPD), programmable logic Device (ProgrammableLogic Device, PLD), Field-Programmable Gate Array (Field-Programmable GateArray, FPGA), general purpose processor, controller, microcontroller, microprocessor, other electronic units for performing the functions described in this application or in its combination.
对于软件实现，可通过执行本发明实施例所述功能的模块(例如过程、函数等)来实现本发明实施例所述的技术。软件代码可存储在存储器中并通过处理器执行。存储器可以在处理器中或在处理器外部实现。For software implementation, the techniques described in the embodiments of the present invention may be implemented through modules (eg, procedures, functions, etc.) that perform the functions described in the embodiments of the present invention. Software codes may be stored in memory and executed by a processor. The memory can be implemented in the processor or external to the processor.
优选地，处理器701还用于：Preferably, the processor 701 is further used for:
在所述根据用户对所述触摸屏的操作，确定所述触摸屏上的指纹识别区域的步骤中：In the step of determining the fingerprint recognition area on the touch screen according to the user's operation on the touch screen:
从所述触摸屏上选择触摸概率最高的区域作为指纹识别区域；Select the area with the highest touch probability from the touch screen as the fingerprint recognition area;
或者，or,
从所述触摸屏上选择预设时长内用户操作次数最多的区域作为指纹识别区域。The area where the user operates the most times within a preset time period is selected from the touch screen as the fingerprint recognition area.
优选地，处理器701还用于：Preferably, the processor 701 is further used for:
在所述根据用户对所述触摸屏的操作，确定所述触摸屏上的指纹识别区域之前：Before determining the fingerprint recognition area on the touch screen according to the user's operation on the touch screen:
实时统计用户在触摸屏上操作时的触摸轨迹数据，将所述触摸轨迹数据保存到触摸轨迹数据库；Counting the touch trajectory data in real time when the user operates on the touch screen, and saving the touch trajectory data to the touch trajectory database;
从所述触摸屏上选择触摸概率最高的区域作为指纹识别区域，包括：Select the area with the highest touch probability from the touch screen as the fingerprint recognition area, including:
根据所述触摸轨迹数据库中的触摸轨迹数据，计算触摸屏上的各个区域的触摸概率；Calculate the touch probability of each area on the touch screen according to the touch trajectory data in the touch trajectory database;
选择触摸概率最高的区域作为指纹识别区域。Select the area with the highest touch probability as the fingerprint recognition area.
优选地，处理器701还用于：Preferably, the processor 701 is further used for:
在所述根据所述触摸轨迹数据库中的触摸轨迹数据，计算触摸屏上的各个区域的触摸概率的步骤中：In the step of calculating the touch probability of each area on the touch screen according to the touch trajectory data in the touch trajectory database:
从所述触摸轨迹数据库中选取最新的预设组数的触摸轨迹数据，作为数据集；Select the latest preset number of touch trajectory data from the touch trajectory database as a data set;
将触摸屏划分为多个子区域，根据所述数据集中的各组触摸轨迹数据，计算各个所述子区域的触摸概率；Divide the touch screen into a plurality of sub-regions, and calculate the touch probability of each of the sub-regions according to each group of touch trajectory data in the data set;
所述选择触摸概率最高的区域作为指纹识别区域，包括：The selection of the area with the highest touch probability as the fingerprint identification area includes:
对各个所述子区域的触摸概率进行排序，选择其中触摸概率最高的子区域作为指纹识别区域。Sort the touch probability of each of the sub-regions, and select the sub-region with the highest touch probability as the fingerprint identification region.
优选地，处理器701还用于：Preferably, the processor 701 is further used for:
在所述根据所述数据集中的各组触摸轨迹数据，计算各个所述子区域的触摸概率的步骤中：In the step of calculating the touch probability of each of the sub-regions according to each group of touch trajectory data in the data set:
统计各组触摸轨迹数据对于各个所述子区域的各像素点的触发频率；Counting the trigger frequency of each group of touch trajectory data for each pixel of each of the sub-regions;
计算各个所述子区域中被触发的像素点在全部像素点中所占的比例，得到各个所述子区域的触摸概率。Calculate the proportion of the triggered pixels in each of the sub-areas in all the pixels, and obtain the touch probability of each of the sub-areas.
移动终端700能够实现前述实施例中移动终端实现的各个过程，为避免重复，这里不再赘述。The mobile terminal 700 can implement each process implemented by the mobile terminal in the foregoing embodiments, and in order to avoid repetition, details are not repeated here.
所述移动终端根据用户对所述触摸屏的操作，动态调整指纹识别区域，无需用户调整握持姿势，且避免了手指触摸区域与指纹识别区域偏离的问题，提升了指纹识别的易用性和成功率The mobile terminal dynamically adjusts the fingerprint recognition area according to the user's operation on the touch screen, without the need for the user to adjust the holding posture, and avoids the problem of deviation between the finger touch area and the fingerprint recognition area, and improves the usability and success of fingerprint recognition. Rate
实施例四Embodiment 4
图6是本发明另一个实施例的移动终端的结构示意图。具体地，图6中的移动终端800可以为手机、平板电脑、个人数字助理(Personal Digital Assistant，PDA)、或车载电脑等。FIG. 6 is a schematic structural diagram of a mobile terminal according to another embodiment of the present invention. Specifically, the mobile terminal 800 in FIG. 6 may be a mobile phone, a tablet computer, a personal digital assistant (Personal Digital Assistant, PDA), or a vehicle-mounted computer.
图6中的移动终端800包括射频(Radio Frequency，RF)电路810、存储器820、输入单元830、显示单元840、处理器860、音频电路870、WiFi(Wireless Fidelity)模块880和电源890。The mobile terminal 800 in FIG. 6 includes a radio frequency (RF) circuit 810 , a memory 820 , an input unit 830 , a display unit 840 , a
其中，输入单元830可用于接收用户输入的数字或字符信息，以及产生与移动终端800的用户设置以及功能控制有关的信号输入。具体地，本发明实施例中，该输入单元830可以包括触控面板831。触控面板831，也称为触摸屏，可收集用户在其上或附近的触摸操作(比如用户使用手指、触笔等任何适合的物体或附件在触控面板831上的操作)，并根据预先设定的程式驱动相应的连接装置。可选的，触控面板831可包括触摸检测装置和触摸控制器两个部分。其中，触摸检测装置检测用户的触摸方位，并检测触摸操作带来的信号，将信号传送给触摸控制器；触摸控制器从触摸检测装置上接收触摸信息，并将它转换成触点坐标，再送给该处理器860，并能接收处理器860发来的命令并加以执行。此外，可以采用电阻式、电容式、红外线以及表面声波等多种类型实现触控面板831。除了触控面板831，输入单元830还可以包括其他输入设备832，其他输入设备832可以包括但不限于物理键盘、功能键(比如音量控制按键、开关按键等)、轨迹球、鼠标、操作杆等中的一种或多种。Wherein, the input unit 830 can be used to receive numerical or character information input by the user, and generate signal input related to user setting and function control of the mobile terminal 800 . Specifically, in this embodiment of the present invention, the input unit 830 may include a
其中，显示单元840可用于显示由用户输入的信息或提供给用户的信息以及移动终端800的各种菜单界面。显示单元840可包括显示面板841，可选的，可以采用LCD或有机发光二极管(Organic Light-Emitting Diode，OLED)等形式来配置显示面板841。The display unit 840 may be used to display information input by the user or information provided to the user and various menu interfaces of the mobile terminal 800 . The display unit 840 may include a
应注意，触控面板831可以覆盖显示面板841，形成触摸显示屏，当该触摸显示屏检测到在其上或附近的触摸操作后，传送给处理器860以确定触摸事件的类型，随后处理器860根据触摸事件的类型在触摸显示屏上提供相应的视觉输出。It should be noted that the
触摸显示屏包括应用程序界面显示区及常用控件显示区。该应用程序界面显示区及该常用控件显示区的排列方式并不限定，可以为上下排列、左右排列等可以区分两个显示区的排列方式。该应用程序界面显示区可以用于显示应用程序的界面。每一个界面可以包含至少一个应用程序的图标和/或widget桌面控件等界面元素。该应用程序界面显示区也可以为不包含任何内容的空界面。该常用控件显示区用于显示使用率较高的控件，例如，设置按钮、界面编号、滚动条、电话本图标等应用程序图标等。The touch screen includes the application program interface display area and the commonly used controls display area. The arrangement of the application program interface display area and the common control display area is not limited, and may be an arrangement that can distinguish the two display areas, such as up-down arrangement, left-right arrangement, or the like. The application program interface display area can be used to display the interface of the application program. Each interface may contain at least one application icon and/or interface elements such as widget desktop controls. The application program interface display area can also be an empty interface that does not contain any content. The commonly used control display area is used to display controls with high usage rate, such as setting buttons, interface numbers, scroll bars, phonebook icons and other application icons.
其中处理器860是移动终端800的控制中心，利用各种接口和线路连接整个手机的各个部分，通过运行或执行存储在第一存储器821内的软件程序和/或模块，以及调用存储在第二存储器822内的数据，执行移动终端800的各种功能和处理数据，从而对移动终端800进行整体监控。可选的，处理器860可包括一个或多个处理单元。The
在本发明实施例中，通过调用存储该第一存储器821内的软件程序和/或模块和/或该第二存储器822内的数据，处理器860用于：In this embodiment of the present invention, by calling and storing software programs and/or modules in the
根据用户对所述触摸屏的操作，确定所述触摸屏上的指纹识别区域；determining the fingerprint identification area on the touch screen according to the user's operation on the touch screen;
在所述指纹识别区域采集指纹数据，并对采集到的指纹数据进行验证。优选地，处理器860还用于：Collect fingerprint data in the fingerprint identification area, and verify the collected fingerprint data. Preferably, the
在所述根据用户对所述触摸屏的操作，确定所述触摸屏上的指纹识别区域的步骤中：In the step of determining the fingerprint recognition area on the touch screen according to the user's operation on the touch screen:
从所述触摸屏上选择触摸概率最高的区域作为指纹识别区域；Select the area with the highest touch probability from the touch screen as the fingerprint recognition area;
或者，or,
从所述触摸屏上选择预设时长内用户操作次数最多的区域作为指纹识别区域。The area where the user operates the most times within a preset time period is selected from the touch screen as the fingerprint recognition area.
优选地，处理器860还用于：Preferably, the
在所述根据用户对所述触摸屏的操作，确定所述触摸屏上的指纹识别区域之前：Before determining the fingerprint recognition area on the touch screen according to the user's operation on the touch screen:
实时统计用户在触摸屏上操作时的触摸轨迹数据，将所述触摸轨迹数据保存到触摸轨迹数据库；Counting the touch trajectory data in real time when the user operates on the touch screen, and saving the touch trajectory data to the touch trajectory database;
从所述触摸屏上选择触摸概率最高的区域作为指纹识别区域，包括：Select the area with the highest touch probability from the touch screen as the fingerprint recognition area, including:
根据所述触摸轨迹数据库中的触摸轨迹数据，计算触摸屏上的各个区域的触摸概率；Calculate the touch probability of each area on the touch screen according to the touch trajectory data in the touch trajectory database;
选择触摸概率最高的区域作为指纹识别区域。Select the area with the highest touch probability as the fingerprint recognition area.
优选地，处理器860还用于：Preferably, the
在所述根据所述触摸轨迹数据库中的触摸轨迹数据，计算触摸屏上的各个区域的触摸概率的步骤中：In the step of calculating the touch probability of each area on the touch screen according to the touch trajectory data in the touch trajectory database:
从所述触摸轨迹数据库中选取最新的预设组数的触摸轨迹数据，作为数据集；Select the latest preset number of touch trajectory data from the touch trajectory database as a data set;
将触摸屏划分为多个子区域，根据所述数据集中的各组触摸轨迹数据，计算各个所述子区域的触摸概率；Divide the touch screen into a plurality of sub-regions, and calculate the touch probability of each of the sub-regions according to each group of touch trajectory data in the data set;
所述选择触摸概率最高的区域作为指纹识别区域，包括：The selection of the area with the highest touch probability as the fingerprint identification area includes:
对各个所述子区域的触摸概率进行排序，选择其中触摸概率最高的子区域作为指纹识别区域。Sort the touch probability of each of the sub-regions, and select the sub-region with the highest touch probability as the fingerprint identification region.
优选地，处理器860还用于：Preferably, the
在所述根据所述数据集中的各组触摸轨迹数据，计算各个所述子区域的触摸概率的步骤中：In the step of calculating the touch probability of each of the sub-regions according to each group of touch trajectory data in the data set:
统计各组触摸轨迹数据对于各个所述子区域的各像素点的触发频率；Counting the trigger frequency of each group of touch trajectory data for each pixel of each of the sub-regions;
计算各个所述子区域中被触发的像素点在全部像素点中所占的比例，得到各个所述子区域的触摸概率。Calculate the proportion of the triggered pixels in each of the sub-areas in all the pixels, and obtain the touch probability of each of the sub-areas.
移动终端800能够实现前述实施例中移动终端实现的各个过程，为避免重复，这里不再赘述。The mobile terminal 800 can implement each process implemented by the mobile terminal in the foregoing embodiments, and in order to avoid repetition, details are not repeated here.
所述移动终端根据用户对所述触摸屏的操作，动态调整指纹识别区域，无需用户调整握持姿势，且避免了手指触摸区域与指纹识别区域偏离的问题，提升了指纹识别的易用性和成功率。The mobile terminal dynamically adjusts the fingerprint recognition area according to the user's operation on the touch screen, without the need for the user to adjust the holding posture, and avoids the problem of deviation between the finger touch area and the fingerprint recognition area, and improves the usability and success of fingerprint recognition. Rate.
本领域普通技术人员可以意识到，结合本发明实施例中所公开的实施例描述的各示例的单元及算法步骤，能够以电子硬件、或者计算机软件和电子硬件的结合来实现。这些功能究竟以硬件还是软件方式来执行，取决于技术方案的特定应用和设计约束条件。专业技术人员可以对每个特定的应用来使用不同方法来实现所描述的功能，但是这种实现不应认为超出本发明的范围。Those skilled in the art can realize that the units and algorithm steps of each example described in conjunction with the embodiments disclosed in the embodiments of the present invention can be implemented by electronic hardware, or a combination of computer software and electronic hardware. Whether these functions are performed in hardware or software depends on the specific application and design constraints of the technical solution. Skilled artisans may implement the described functionality using different methods for each particular application, but such implementations should not be considered beyond the scope of the present invention.
所属领域的技术人员可以清楚地了解到，为描述的方便和简洁，上述描述的系统、装置和单元的具体工作过程，可以参考前述方法实施例中的对应过程，在此不再赘述。Those skilled in the art can clearly understand that, for the convenience and brevity of description, the specific working process of the above-described systems, devices and units may refer to the corresponding processes in the foregoing method embodiments, which will not be repeated here.
在本申请所提供的实施例中，应该理解到，所揭露的装置和方法，可以通过其它的方式实现。例如，以上所描述的装置实施例仅仅是示意性的，例如，所述单元的划分，仅仅为一种逻辑功能划分，实际实现时可以有另外的划分方式，例如多个单元或组件可以结合或者可以集成到另一个系统，或一些特征可以忽略，或不执行。另一点，所显示或讨论的相互之间的耦合或直接耦合或通信连接可以是通过一些接口，装置或单元的间接耦合或通信连接，可以是电性，机械或其它的形式。In the embodiments provided in this application, it should be understood that the disclosed apparatus and method may be implemented in other manners. For example, the apparatus embodiments described above are only illustrative. For example, the division of the units is only a logical function division. In actual implementation, there may be other division methods. For example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored, or not implemented. On the other hand, the shown or discussed mutual coupling or direct coupling or communication connection may be through some interfaces, indirect coupling or communication connection of devices or units, and may be in electrical, mechanical or other forms.
所述作为分离部件说明的单元可以是或者也可以不是物理上分开的，作为单元显示的部件可以是或者也可以不是物理单元，即可以位于一个地方，或者也可以分布到多个网络单元上。可以根据实际的需要选择其中的部分或者全部单元来实现本实施例方案的目的。The units described as separate components may or may not be physically separated, and components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution in this embodiment.
另外，在本发明各个实施例中的各功能单元可以集成在一个处理单元中，也可以是各个单元单独物理存在，也可以两个或两个以上单元集成在一个单元中。In addition, each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically alone, or two or more units may be integrated into one unit.
所述功能如果以软件功能单元的形式实现并作为独立的产品销售或使用时，可以存储在一个计算机可读取存储介质中。基于这样的理解，本发明的技术方案本质上或者说对现有技术做出贡献的部分或者该技术方案的部分可以以软件产品的形式体现出来，该计算机软件产品存储在一个存储介质中，包括若干指令用以使得一台计算机设备(可以是个人计算机，服务器，或者网络设备等)执行本发明各个实施例所述方法的全部或部分步骤。而前述的存储介质包括：U盘、移动硬盘、ROM、RAM、磁碟或者光盘等各种可以存储程序代码的介质。The functions, if implemented in the form of software functional units and sold or used as independent products, may be stored in a computer-readable storage medium. Based on this understanding, the technical solution of the present invention can be embodied in the form of a software product in essence, or the part that contributes to the prior art or the part of the technical solution. The computer software product is stored in a storage medium, including Several instructions are used to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the methods described in the various embodiments of the present invention. The aforementioned storage medium includes: a U disk, a removable hard disk, a ROM, a RAM, a magnetic disk, or an optical disk and other mediums that can store program codes.
以上所述，仅为本发明的具体实施方式，但本发明的保护范围并不局限于此，任何熟悉本技术领域的技术人员在本发明揭露的技术范围内，可轻易想到变化或替换，都应涵盖在本发明的保护范围之内。因此，本发明的保护范围应以权利要求的保护范围为准。The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art can easily think of changes or substitutions within the technical scope disclosed by the present invention. should be included within the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope of the claims.
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