Utility model content
The technical matters that the utility model mainly solves is to provide a kind of fingerprint identification device, can reduce power consumption, discrimination high, improve security and reliability.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of fingerprint identification device is provided, comprise housing, be located at button group, fingerprint sensor, display module, voice output on described housing, be located at the processor in described housing, the storer being connected with described processor respectively, control output circuit, data output interface and power module, described button group, fingerprint sensor, display module, voice output are electrically connected to described processor respectively.
Wherein, described button group comprises key, closing key, register button, delete key.
Wherein, described fingerprint sensor is optical fingerprint sensor, semiconductor fingerprint sensor, ultrasonic scanning fingerprint sensor or radio frequency sensor.
Wherein, described display module is a LCDs.
Wherein, described voice output device is a loudspeaker.
Wherein, described storer is a Flash storer.
Wherein, described control output circuit is an opening-closing door driving circuit.
Wherein, described data output interface is USB connecting interface or a network connection interface.
Wherein, described fingerprint identification device also comprises a facial harvester, and described facial harvester is connected with described processor.
Wherein, described facial harvester is a digital high-definition camera head or a digital high-definition camera.
The beneficial effects of the utility model are: be different from the situation of prior art, fingerprint identification device of the present utility model has the functions such as low-power consumption, discrimination are high, high security, reliability.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, Fig. 1 is the block scheme of the utility model fingerprint identification device the first embodiment.The fingerprint identification device of the present embodiment comprises housing 10, be located at button group 101, fingerprint sensor 102, display module 103, voice output 104 on described housing 10, be located at the processor 105 in described housing 10, the storer 106 being connected with described processor 105 respectively, control output circuit 107, data output interface 108 and power module 109, and described button group 101, fingerprint sensor 102, display module 103, voice output 104 are electrically connected to described processor 105 respectively.Wherein:
Described button group 101 is located on the housing 10 of described fingerprint identification device, and be electrically connected to described processor 105, described button group 101 includes but not limited to key, closing key, register button, delete key, described key is used for opening described fingerprint identification device, described closing key is used for closing described fingerprint identification device, described register button is for registering the fingerprint of new input, and described delete key is used for deleting already present finger print information.
Described fingerprint sensor 102 is located on the housing 10 of described fingerprint identification device, and be electrically connected to described processor 105, for the judgement of living body finger print is identified and personnel's fingerprint is gathered, and transfer to described processor 105 after the finger print information that will collect extraction feature.In the present embodiment, described fingerprint sensor 102 is an optical fingerprint sensor, particularly, adopts the optical fingerprint sensor of FSC7002 model, adopts the benefit of optical fingerprint sensor to be that antistatic effect is strong, cost of products is low and long service life.Should be appreciated that, in other embodiment, described optical fingerprint sensor can also adopt other model; Also be to be understood that, in other embodiment, described fingerprint sensor 102 can also be ultrasonic scanning fingerprint sensor, radio frequency sensor or semiconductor fingerprint sensor, for example, can be: semicoductor capacitor formula fingerprint sensor, semiconductor inductance formula fingerprint sensor etc.
Described display module 103 is located on described housing 10, and is electrically connected to described processor 105.Described display module 103 is a display screen, is specially a LCDs, the LCDs that it can be comprised of LCD diode, the LCDs that also can be comprised of LED diode; More specifically, described display module 103 is one to have the LCDs of touch function.Its major function, for showing the various information of described fingerprint identification device, also can be used as a human-computer interaction interface, has the function of the various data of input and instruction.
Described voice output 104 is located on described housing 10, and is electrically connected to described processor 105.Described voice output 104 for example, for exporting the various audio-frequency informations of described fingerprint identification device: when finger print information is after the match is successful, and output: audio-frequency informations such as " the match is successful ".
Described storer 106 is located in housing 10, and is connected with described processor 105, is allowed through the personnel's of the gate control system that comprises this fingerprint identification device finger print information for pre-stored.In the present embodiment, described storer 106 adopts Flash storer, specifically adopts the Flash storer of AT49LV080 model.Certainly, in other embodiment, described Flash storer can also adopt the Flash storer of other models, for example, adopt Samsung M25P32-VMW6TPBA, the magnificent W25Q32BVSSIG of nation, the SST25VF064B-66-4I-S2AF of SST etc.Should be appreciated that in other embodiment, described storer can also be the storer of other types, and it is not restricted to Flash storer.
Described processor 105 is a digital signal processor (Digital Dignal Processor, DSP), in the present embodiment, adopts the DSP of TMS320VC5402A model.Described processor 105, for the finger print information of described fingerprint sensor 102 transmission is mated with the finger print information of described storer 106 pre-stored, if the match is successful, judges that described finger print information is for the finger print information through authorizing; If mate unsuccessfully, judge that described finger print information is unwarranted finger print information.
Described processor 105 also, for after described finger print information success, sends a control signal to described control output circuit 107, and described control output circuit 107 operates accordingly according to control signal.
Described processor 105 is also for processing various data: all operation informations etc. preserved in the read write command, the record that such as described storer 106 is read and write, by information such as fingerprint and various processing daily records, write described storer 106, response external.
Described control output circuit 107 is an opening-closing door driving circuit, described opening-closing door driving circuit is for receiving the control signal of described processor 105 outputs, and operate accordingly according to described control signal, for example: when described opening-closing door driving circuit receives opening the door after control signal of described processor 105 outputs, according to described enabling signal, carry out opening door operation; When described opening-closing door driving circuit receives after the pass gate control signal of described processor 105 outputs, according to described pass gate signal, carry out door-closing operation.
Described data output interface 108 can be a USB interface, can be also a network interface.Described data output interface 108 for by the data transmission of storing in described fingerprint identification device to electronic equipments such as computing machines.
Described power module 109 is used to described fingerprint identification device that power supply is provided.
Refer to Fig. 2, Fig. 2 is the structural representation of the utility model the second embodiment.The fingerprint identification device of the present embodiment comprises and the first example structure or the same or analogous button group of function, fingerprint sensor, display module, voice output, processor, storer, control output circuit, data output interface and power module, also comprises a facial harvester 210.Wherein:
Described facial harvester 210 is a shooting or camera, in the present embodiment, described facial harvester 210 is a digital high-definition camera, described facial harvester 210 can be located on the housing of described fingerprint identification device, also can be one-body molded with described housing, can also divide and be arranged with described housing, when described facial harvester 210 and described housing divide while being arranged, adopt USB interface to be connected with described processor.Particularly, described facial harvester 210 is electrically connected to described processor, for when gathering finger print information at fingerprint acquisition device or before or afterwards, take personnel's facial image information, and described facial image information transferred to described processor.
In the present embodiment, described storer is also pre-stored with the personnel's that are allowed through the gate control system that comprises this fingerprint identification device facial image information.
The processor of the present embodiment also for when described finger print information is mated or before or afterwards, the facial image information of described facial harvester 210 transmission is mated with the facial image information of pre-stored in described storer, if the match is successful, judge that described facial image information is for the facial image information through authorizing; If mate unsuccessfully, judge that described facial image information is for the facial image information through authorizing not.Wherein, before described facial image information coupling, described processor is also for carrying out the processing such as mould/number conversion, facial feature extraction to the facial image information of described facial harvester 210 transmission.In the present embodiment, only have when finger print information and facial information are after all the match is successful, described processor just sends a control signal to described control output circuit, and described control output circuit operates accordingly according to described control signal.
The utility model embodiment, described fingerprint sensor transfers to described processor by the finger print information collecting, meanwhile or before or afterwards, described facial harvester transfers to described processor by the facial image information collecting, described processor mates with facial information with the finger print information in being pre-stored in described storer the finger print information receiving and facial information respectively, when both are when all the match is successful, described processor sends a control signal to described control output circuit, described control output circuit operates accordingly according to described control signal.Adopt aforesaid way, further improved the security performance of described gate control system.
Refer to Fig. 3, Fig. 3 is the processing flow chart of the utility model fingerprint identification device.
The treatment step of the utility model fingerprint identification device is as follows:
S101, finger print information whether detected, if finger print information detected, enter S102; If described fingerprint dwelling do not detected, proceed to S108;
In this step, when personnel point when approaching described fingerprint sensor but not touching described fingerprint sensor, be regarded as detecting described finger print information.
S102, judge that whether system is in holding state, if in holding state, enter S103; If not in holding state, proceed to S104;
S103, system power-up initializing;
S104, judge whether to collect finger print information; If collect finger print information, enter S105; If finger print information do not detected, proceed to S108;
In this step, when personnel's finger has touched described fingerprint sensor, be regarded as collecting finger print information.
S105, the finger print information collecting is mated with the finger print information of described storer pre-stored;
S106, judge whether that the match is successful, if the match is successful, enter S107; If the match is successful, proceed to S108;
S107, output control signals to described control output circuit, described control circuit operates accordingly;
S108, control described fingerprint identification device and enter holding state.
The utility model fingerprint identification device adopts above-mentioned job control flow process, can be so that described fingerprint identification device be when finger print information being detected and handling after whole coupling flow process, until before next finger print information being detected, make described fingerprint identification device always in holding state, make described fingerprint identification device there is lower power consumption.
These are only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model instructions and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.