Summary of the invention
The invention provides a kind of control system based on fingerprint and speech recognition and equipment, in conjunction with fingerprint recognition and speech recognition technology, improve security and Consumer's Experience that authentication controls.
For solving the problems of the technologies described above, the present invention adopts following scheme: a kind of control system based on fingerprint and speech recognition, comprise fingerprint acquisition device, voice acquisition device, fingerprint and speech verification device, memory storage and controller, described fingerprint acquisition device and voice acquisition device are all connected with described fingerprint and speech verification device, described fingerprint is all connected with described controller with memory storage with speech verification device, described fingerprint acquisition device is for gathering the fingerprint image of user and the feature that takes the fingerprint, described voice acquisition device is for gathering the voice messaging of user and extracting the vocal print characteristic sum voice content of user, described memory storage is for storing the fingerprint template of user preset, vocal print template and steering order, described fingerprint and speech verification device are used for the user fingerprints feature extracted by described fingerprint acquisition device, the fingerprint template that the vocal print feature that described voice acquisition device extracts stores with described memory storage respectively, vocal print template is compared with identifying user identity, described controller is for controlling authentication strategy and the steering order preset by rear execution at identifying user identity.
Preferably, described controller comprises one for controlling the authentication strategy controller of authentication strategy, fingerprint authentication and verify vocal print and then comparison voice content and steering order after first verifying fingerprint after voice print verification, first voice print verification after described authentication strategy comprises independent fingerprint authentication, separately voice print verification, first fingerprint authentication.
Preferably, after voice print verification after described authentication strategy is for first fingerprint authentication and identifying user identity pass through, described controller controls described voice acquisition device and extract voice content from the voice messaging of user, and described voice content is mated with described steering order, just perform described steering order after the match is successful.
Preferably, the fingerprint template of described user and the binding of vocal print template are arranged, described default steering order and voice content one_to_one corresponding.
Preferably, the binding of the fingerprint template of described user, vocal print template and steering order is arranged.
Preferably, described steering order includes but not limited to unlock, starts pre-set programs, opens preset function, opens hiding private information, online payment, security of system are arranged, System Privileges configuration.
Preferably, described fingerprint acquisition device comprises fingerprint sensor and fingerprint image process chip, is respectively used to gather fingerprint image and calculation process and takes the fingerprint feature.
Preferably, described voice acquisition device comprises speech transducer and pronounciation processing chip, is respectively used to gather voice messaging and calculation process extraction vocal print characteristic sum identification voice content.
Preferably, describedly also comprise a time verifying device be connected with described controller based on fingerprint and the control system of speech recognition, gather for recording described fingerprint acquisition device the mistiming that fingerprint and described voice acquisition device gather voice, and verify whether the described mistiming exceedes verification threshold predetermined effective time.
The present invention also provides a kind of equipment, comprises the control system based on fingerprint and speech recognition described in above-mentioned any one.
Control system based on fingerprint and speech recognition provided by the invention and equipment, in conjunction with fingerprint recognition and the dual recognition technology of speech recognition, and can authentication strategy and steering order be set neatly, improve the security of authentication control, adaptability and efficiency, improve the operating experience that authentication controls.
Embodiment
The invention provides a kind of control system based on fingerprint and speech recognition and equipment, for making object of the present invention, technical scheme and effect clearly, clearly, referring to accompanying drawing examples, the present invention is described in more detail.
Control system based on fingerprint and speech recognition of the present invention can independently use as the control device of authentication separately, also can be incorporated in other electronic equipments and use as the functional module of authentication control module.
See Fig. 1, Fig. 2, the control system 10 based on fingerprint and speech recognition of first embodiment of the invention comprises fingerprint acquisition device 20, voice acquisition device 30, fingerprint and speech verification device 40, memory storage 60 and controller 50, described fingerprint acquisition device 20 is all connected with described fingerprint and speech verification device 40 with voice acquisition device 30, and described fingerprint is all connected with described controller 50 with memory storage 60 with speech verification device 40.
Described fingerprint acquisition device 20 is arranged on the fingerprint collecting window bottom, front of the described control system 10 based on fingerprint and speech recognition, and it comprises fingerprint sensor and fingerprint image process chip.Described fingerprint sensor can be semiconductor fingerprint sensor or CCD, CMOS optical fingerprint sensor, gathers the fingerprint image of user during for pressing fingerprint collecting window user.Described fingerprint image process chip, is connected with described fingerprint sensor, and the fingerprint image gathered by described fingerprint sensor carries out the fingerprint characteristic that calculation process finally extracts user.The fingerprint characteristic of user, can as the medium of subscriber authentication as security and the high User Identity of accuracy.
Described voice acquisition device 30 is arranged on the outside surface of the described control system 10 based on fingerprint and speech recognition, it comprises speech transducer and pronounciation processing chip, be respectively used to gather user voice messaging and from the voice messaging collected calculation process extract vocal print characteristic sum identification voice content.Concrete, first the voice messaging obtaining user is carried out the process such as A/D conversion, end-point detection, pre-emphasis, framing, autocorrelation sequence, Fourier transform by described pronounciation processing chip, extract the vocal print characteristic parameter of user, such as frequency spectrum, cepstrum, resonance peak, fundamental tone, lexical feature and prosodic features etc. represent the characteristic parameter of bion characteristic.Equally, the vocal print feature of user, can as the medium of subscriber authentication as security and the high User Identity of accuracy.
Described fingerprint and speech verification device 40, for the fingerprint characteristic of authentication of users and vocal print feature with the legal identity of authentication of users and control authority.Concrete, when carrying out fingerprint authentication, the fingerprint template of the user preset fingerprint characteristic of user and described memory storage 60 stored is compared, if both similarities exceed predetermined threshold, then judges that the finger print identification verification of user passes through.In like manner, when carrying out voice print verification, the vocal print template of the user preset vocal print feature of user and described memory storage 60 stored is compared, if both similarities exceed predetermined threshold, then judges that the vocal print authentication of user is passed through.In actual applications, according to the needs of different security, described fingerprint and speech verification device 40 can carry out fingerprint authentication or voice print verification separately, also successively can carry out fingerprint authentication and the checking of voice print verification dual identity.
Described memory storage 60 can be Flash flash memory, hard disk, internal storage or by the external external memory storage of USB interface, for the fingerprint template of store storage user preset, vocal print template and steering order.
Be understandable that, before the described control system 10 based on fingerprint and speech recognition carries out authentication control, fingerprint and voiceprint registration should be carried out to user in advance.When fingerprint and voiceprint registration, fingerprint characteristic, the vocal print feature of user can be extracted respectively by described fingerprint acquisition device 20, voice acquisition device 30, then process generates fingerprint template and the vocal print template of user respectively, can also carry out processing by the user fingerprint image that obtains from external reception and voice print database the fingerprint template and vocal print template that obtain user, even directly can also utilize the fingerprint template from the user of outside acquisition and vocal print template.When the present embodiment is registered, the binding of the fingerprint template of described user, vocal print template and steering order is arranged.
Described steering order is the executable operational order of electronic equipment, can carry out personal settings, also can in use revise according to actual needs according to the functional requirement of different electronic equipments.Such as smart mobile phone, described steering order can be set to unlock, start pre-set programs, open preset function, open hiding private information, online payment, security of system is arranged, System Privileges configuration etc., such cellphone subscriber mobile phone interface after authentication can directly perform default steering order and jump to predetermined unlock interface, or start and predetermined need identifying user identity and the high privacy application of security requirement or data, and do not need the operation also needing the icon clicking separately application program after unblock, simplify the operation and save the running time, efficiency and the experience of control operation is improve while strengthening identity verification secure.
Described controller 50 is the core control part of the described control system 10 based on fingerprint and speech recognition, for controlling authentication strategy and the steering order preset by rear execution at identifying user identity.In second embodiment of the invention, described controller 50 also comprises one for controlling the authentication strategy controller 70 of authentication strategy.Described authentication strategy comprises fingerprint authentication after voice print verification after independent fingerprint authentication, separately voice print verification, first fingerprint authentication, first voice print verification, and user can need choose according to physical security and controls authentication strategy.Such as, to security requirement lower or to authentication time require less time, the authentication strategy of independent fingerprint authentication can be chosen, like this guarantee certain identity verification secure while save time very much; And time very high to security requirement, just should choose the dual identity checking of fingerprint authentication and voice print verification, will greatly improve the safety and reliability of authentication.Visible, the design that authentication strategy of the present invention is controlled, flexible and changeable, strong adaptability, can meet the actual demand of different condition and occasion.
In order to improve the security under fingerprint authentication and voice print verification dual identity authentication policy further, the described control system 10 based on fingerprint and speech recognition also comprises a time verifying device 80 further, gather for recording described fingerprint acquisition device 20 mistiming that fingerprint and described voice acquisition device 30 gather voice, and verify whether the described mistiming exceedes verification threshold predetermined effective time.If the described mistiming exceedes predetermined threshold, then judge that this authentication is not passed through and can not perform default control instruction further.
In an alternative embodiment of the invention, after voice print verification after described authentication strategy is for first fingerprint authentication and identifying user identity pass through, described controller 50 controls described voice acquisition device 20 and extract voice content from the voice messaging of user, and described voice content is mated with described steering order, just perform described steering order after the match is successful.In the embodiment of the present invention, after fingerprint authentication and voice print verification double verification identity pass through, the analysis of described voice acquisition device 20 extracts voice content, as voice content as described in analyzing be steering order time, then perform described steering order.Like this, described steering order can be sent by the sounding of speaking of user, can multiple steering order be set neatly, realizes authentication and control more intuitively, quickly, while improve identity verification secure, also optimize the operating experience of user.
In the embodiment of the present invention when registering, calculation process being carried out to the voice messaging that user repeatedly inputs, extracting vocal print feature and then generating vocal print template.Meanwhile, analyzing and processing is carried out to the voice messaging of described user, sets up acoustic model, match pattern and pronunciation dictionary, and then voice content can be generated according to voice messaging analysis.When arranging, the fingerprint template of described user and the binding of vocal print template are arranged, described default steering order and voice content one_to_one corresponding.
Be understandable that, for those of ordinary skills, can be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, and all these change or replace the protection domain that all should belong to the claim appended by the present invention.