Summary of the invention
Object of the present invention is intended at least solve one of described technological deficiency.
For this reason, the object of the invention is to propose a kind of equipment desktop unlock method based on iris recognition certification and device, utilize the iris image with uniqueness to carry out identification, thus trigger the operation of desktop screen locking program to carry out desktop security management, there is higher safe reliability.
To achieve these goals, the embodiment of one aspect of the present invention provides a kind of equipment desktop unlock method based on iris recognition certification, comprises the steps:
Step S1, gathers the iris image of user, generates iris characteristic data, be registered to by described iris characteristic data in iris information feature database described iris image after carrying out analyzing and processing;
Step S2, is set to the Personal Unlocking Key of the desktop locking screen interface of equipment by described iris characteristic data;
Step S3, after detecting that described equipment is switched to desktop locking screen interface, judge whether to collect living body iris image, if it is further feature extraction is carried out to this living body iris image, obtain the iris characteristic data that this living body iris image is corresponding, iris characteristic data in the iris characteristic data of described living body iris image and described iris information feature database is compared, if consistent, then described desktop locking screen interface is unlocked, control described equipment and switch to user application interface, otherwise prompting is deciphered unsuccessfully.
Further, in described step S1, generate iris characteristic data after analyzing and processing is carried out to described iris image, comprising: process, normalized, image enhancement processing and denoising are positioned successively to described iris image, generate described iris characteristic data.
Further, process is positioned to described iris image, comprising: described iris inside and outside circle and eyelid are positioned;
Iris image after localization process is normalized, comprises: to the iris image cutting tiling after localization process, the lines after cutting tiling is carried out digitizing and is converted in the image of fixed measure.
Further, in described step S3, described feature extraction is carried out to this living body iris image, comprise and the textural characteristics of described iris image is extracted, to generate iris characteristic data.
The embodiment of the present invention also proposes a kind of equipment desktop tripper based on iris recognition certification, comprise: iris capturing identification module and main frame, wherein, described iris capturing identification module, for gathering the iris image of user, generates iris characteristic data after carrying out analyzing and processing to described iris image, described main frame is connected with described iris capturing identification module, for receiving described iris characteristic data, and described iris characteristic data is registered in iris information feature database, described iris characteristic data is set to the Personal Unlocking Key of the desktop locking screen interface of equipment, and after detecting that described equipment is switched to desktop locking screen interface, judge whether described iris capturing identification module collects living body iris image, after described Host Detection is switched to desktop locking screen interface to described equipment, described iris capturing identification module is also for carrying out feature extraction to collecting living body iris image, obtain the iris characteristic data that this living body iris image is corresponding, and iris characteristic data corresponding for described living body iris image is sent to described main frame, the iris characteristic data corresponding with the document in described iris information feature database to the iris characteristic data of described living body iris image by described main frame is compared, if consistent, then described desktop locking screen interface is unlocked, control described equipment and switch to user application interface, otherwise prompting is deciphered unsuccessfully.
Further, described iris capturing identification module positions process, normalized, image enhancement processing and denoising successively to described iris image, generates described iris characteristic data.
Further, described iris capturing identification module positions process to described iris image, comprising: position described iris inside and outside circle and eyelid;
Described iris capturing identification module is normalized the iris image after localization process, comprising: to the iris image cutting tiling after localization process, the lines after cutting tiling is carried out digitizing and is converted in the image of fixed measure.
Further, described iris capturing identification module carries out feature extraction to described living body iris image, comprises and extracting the textural characteristics of described iris image, to generate iris characteristic data.
Further, the equipment desktop tripper based on iris recognition certification of the embodiment of the present invention also comprises: be positioned at the support below described iris capturing identification module, be positioned at the chassis below described support, the data transmission interface be connected with described iris capturing identification module and power interface.
Further, described data transmission interface and power interface are USB interface.
According to the equipment desktop unlock method based on iris recognition certification and the device of the embodiment of the present invention, the iris image with uniqueness can be utilized to carry out identification, thus trigger the operation of desktop screen locking program to carry out desktop security management.The present invention mainly applies desktop security screen locking, can effectively protect others illegally browse or steal significant data.And due to the uniqueness of iris feature, other people cannot counterfeit identity, cannot crack and cannot usurp, even if iris contrast characteristic storehouse is maliciously stolen also cannot obtain and utilize classified papers data, because iris authentication recognition device screen locking password is necessary for living body iris.Due to iris recognition technology, there is the features such as uniqueness, security, reliability, antifalsification, this just determine the present invention adopt iris image to have as secret key cannot cracking.
The aspect that the present invention adds and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
The present invention proposes a kind of based on iris recognition authenticating device desktop unlock method and device, utilizes biological iris recognition certification to combine with software process, can fast, facilitate, safe, be simply applied to computer desktop screen locking.User forgets Password, without the need to worrying by Desktop Protection that others cracks without the need to worrying.Because " eyes " (iris) of user is exactly secret key, do not have the mandate of user, others cannot carry out any operation to the computer of user.
As shown in Figure 1, the embodiment of the present invention based on iris recognition authenticating device desktop unlock method, comprise the steps:
Step S1, gathers the iris image of user, generates iris characteristic data, be registered to by iris characteristic data in iris information feature database iris image after carrying out analyzing and processing.
In this step, generate iris characteristic data after analyzing and processing is carried out to iris image, comprising: process, normalized, image enhancement processing and denoising are positioned successively to iris image, generate iris characteristic data.
Particularly, process is positioned to iris image, comprising: iris inside and outside circle and eyelid are positioned.Iris image after localization process is normalized, comprises: to the iris image cutting tiling after localization process, the lines after cutting tiling is carried out digitizing and is converted in the image of fixed measure.
Iris image is carried out to the iris image after normalized and strengthens process, the impact that uneven illumination is even can be eliminated.Denoising is carried out to the iris image after image enhancement processing, the impact such as noise such as eyelashes, hot spot in image can be removed.Finally the iris image after above-mentioned process and corresponding information are saved in iris information feature database together.
Step S2, is set to the Personal Unlocking Key of the desktop locking screen interface of equipment by iris characteristic data.
The iris image obtained in step S1 is set to the Personal Unlocking Key of the desktop locking screen interface of equipment, the iris due to user is exactly secret key, does not have the mandate of user, and others cannot carry out any operation to the computer of user.
Step S3, after the equipment of detecting is switched to desktop locking screen interface, judges whether to collect living body iris image, if it is carries out feature extraction to this living body iris image further, obtain the iris characteristic data that this living body iris image is corresponding.
In this step, feature extraction is carried out to this living body iris image, comprises and the textural characteristics of iris image is extracted, in conjunction with Local Features Analysis, characterize the iris be partitioned into and reach good recognition effect, generate iris characteristic data.
Then, the iris characteristic data of the living body iris image of generation and chartered iris characteristic data existed in iris information feature database are compared, thus determines the proprietary identity of iris.If contrast is consistent, then judge that living body iris image is user, and then unlock desktop locking screen interface, opertaing device switches to user application interface.Otherwise if contrast inconsistent, then judge that living body iris image is as other people, prompting is deciphered unsuccessfully.
After opening computer power, start application driven, automatically iris identification interface is jumped to, at this moment need user " to have a look at " facing to iris collection device with iris (eyes of registered iris personnel) and carry out identity validation solution screen, with ensure program follow-up can run, thus safety open computer.When user needs to leave seat, only need press shortcut can enter computer desktop locking screen interface.Only need " having a look at " when user needs to untie screen, realize gathering living body iris image, and compare with the registered iris image prestored, if unanimously, then unlock desktop deciphering, user can operate this computer, and whole process only needs 5 seconds.
Because the iris image as screen locking password cannot be forged or the property usurped, thus solution screen or switching on and shutting down checking are necessary for the checking of registered living body iris each time, and the time that this mode uses at every turn is short and security is high.
As shown in Figure 2, the equipment desktop tripper based on iris recognition certification of the embodiment of the present invention, comprising: iris capturing identification module 1 and main frame 2.
Particularly, iris capturing identification module 1, for gathering the iris image of user, generates iris characteristic data after carrying out analyzing and processing to iris image.With reference to figure 3, iris capturing identification module 1 is provided with infrared light compensating lamp 7, realizes the infrared light filling to iris image, thus ensure that the iris image collected is more accurately clear, this is conducive to the accuracy that successive image contrast identifies.
In an embodiment of the present invention, iris capturing identification module 1 pair of iris image positions process, normalized, image enhancement processing and denoising successively, generates iris characteristic data.
Particularly, iris capturing identification module 1 pair of iris image positions process, comprise: iris inside and outside circle and eyelid are positioned, iris image after localization process is normalized, comprise: to the iris image cutting tiling after localization process, the lines after cutting tiling is carried out digitizing and is converted in the image of fixed measure.
Iris image after iris capturing identification module 1 pair of normalized carries out iris image and strengthens process, can eliminate the impact that uneven illumination is even.Denoising is carried out to the iris image after image enhancement processing, the impact such as noise such as eyelashes, hot spot in image can be removed.Finally the iris image after above-mentioned process and corresponding information are saved in iris information feature database together.
Main frame 2 is connected with iris capturing identification module 1, for receiving iris characteristic data, and being registered to by iris characteristic data in iris information feature database, then iris characteristic data being set to the Personal Unlocking Key of the desktop locking screen interface of equipment.Iris due to user is exactly secret key, does not have the mandate of user, and others cannot carry out any operation to the computer of user.
Further, main frame 2, further after the equipment of detecting is switched to desktop locking screen interface, judges whether iris capturing identification module collects living body iris image.
After main frame 2 detects that equipment is switched to desktop locking screen interface, iris capturing identification module 1 is also for carrying out feature extraction to collecting living body iris image, obtain the iris characteristic data that this living body iris image is corresponding, and iris characteristic data corresponding for living body iris image is sent to main frame 2.
Particularly, iris capturing identification module 1 pair of living body iris image carries out feature extraction, comprises and extracting the textural characteristics of iris image, in conjunction with Local Features Analysis, characterizes the iris be partitioned into and reaches good recognition effect, generate iris characteristic data.
Be there is the iris characteristic data that in iris information feature database, the document is corresponding by the iris characteristic data of main frame 2 pairs of living body iris images compare with chartered, thus determine the proprietary identity of iris.If comparison is consistent, then main frame 2 judges that living body iris image is user, and then unlocks desktop locking screen interface, and opertaing device switches to user application interface.Otherwise if contrast inconsistent, then main frame 2 judges that living body iris image is as other people, prompting is deciphered unsuccessfully.
Further, as shown in Figure 3, the equipment desktop tripper based on iris recognition certification of the embodiment of the present invention also comprises: be positioned at the support 3 below iris capturing identification module, be positioned at the chassis 4 below support 3, the data transmission interface 5 be connected with iris capturing identification module 1 and power interface 6.
In one embodiment of the invention, data transmission interface 5 and power interface 6 are USB interface.Particularly, data transmission interface 5 can realize transmitting with the data of external unit, such as, realize iris capturing identification module 1 and transmit with the data of main frame 2.Power interface 6 can realize the power supply to iris capturing identification module 1.
Because the equipment desktop tripper core position based on iris recognition certification of the embodiment of the present invention is in device section, in main frame 2, management software only does when use operation is called in management and also only occupies very little space, take running memory little, improve travelling speed and the starting up speed of computer greatly.
According to the equipment desktop unlock method based on iris recognition certification and the device of the embodiment of the present invention, the iris image with uniqueness can be utilized to carry out identification, thus trigger the operation of desktop screen locking program to carry out desktop security management.The present invention mainly applies desktop security screen locking, can effectively protect others illegally browse or steal significant data.And due to the uniqueness of iris feature, other people cannot counterfeit identity, cannot crack and cannot usurp, even if iris contrast characteristic storehouse is maliciously stolen also cannot obtain and utilize classified papers data, because iris authentication recognition device screen locking password is necessary for living body iris.Due to iris recognition technology, there is the features such as uniqueness, security, reliability, antifalsification, this just determine the present invention adopt iris image to have as secret key cannot cracking.
In the description of this instructions, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, those of ordinary skill in the art can change above-described embodiment within the scope of the invention when not departing from principle of the present invention and aim, revising, replacing and modification.Scope of the present invention is by claims extremely equivalency.