CN205247405U

CN205247405U - Many fingerprint collection discern instrument

Info

Publication number: CN205247405U
Application number: CN201520916036.4U
Authority: CN
Inventors: 傅钟波
Original assignee: XIAMEN SUNYO TECHNOLOGY CO LTD
Current assignee: XIAMEN SUNYO TECHNOLOGY CO LTD
Priority date: 2015-11-17
Filing date: 2015-11-17
Publication date: 2016-05-18
Anticipated expiration: 2025-11-17

Abstract

The utility model relates to a fingerprint collection recognition technology field, it is specific, the many fingerprint collection discern instrument of a hand five fingers fingerprint of a simultaneous acquisition. It is including pressing down panel, treater and communication interface unit, pressing down the panel and being divided into the palm and pressing nip, five fingers and press the nip, the palm is equipped with the palm sensor according to the nip, and the finger is equipped with fingerprint sensor according to the nip, the press surface intralamellar part is equipped with treater and communication interface unit, and palm sensor and fingerprint sensor link to each other with the treater respectively, and the treater passes through bus and communication interface unit connection. The utility model discloses but simultaneous acquisition and discernment five fingers fingerprint, it is anti -fake to be applied to the certificate, fields such as safe deposit box, insurance company's authentication and examinee's identity validation.

Description

Many fingerprint collectings identification instrument

Technical field

The utility model relates to fingerprint collecting recognition technology field, concrete, is a kind of many fingerprint collectings identification instrument that simultaneously gathers a hand the five fingers fingerprint.

Background technology

Fingerprint refers to the recessed uneven streakline producing of the positive surface skin epirelief of people's finger tips. People's fingerprint is that h and E is coefficient, and everybody has fingerprint, but different. Because fingerprint has unchangeable property, uniqueness and convenience, become the synonym of living things feature recognition.

While handling China second-generation identity card, need to gather fingerprint, public security bureau is used identity card fingerprint capturer by civic fingerprint input system, and identity card fingerprint capturer can be identified and fetching finger mark image automatically, by USB interface digitized image uploading to computer. Identity card fingerprint capturer can only gather fingerprint, can not identify fingerprint, function singleness.

At present fingerprint collecting identifier all has the function of fingerprint collecting and identification as gate control system, attendance checking system etc. CN202711274U patent documentation discloses a kind of fingerprint capturer, comprises fingerprint collecting sensor and fingerprint identification module, and fingerprint collecting and contrast verification are separated. These fingerprint capturers once can only gather one piece of fingerprint, are single fingerprint collecting identifier. Single fingerprint collecting identifier once can only gather the fingerprint of a finger, in order to increase reliability, needs more finger of the more fingerprint of registration, identification.

Because most people possesses ten pieces of fingerprints, must repeatedly on a fingerprint collecting identifier, press so will gather a people's fingerprint, efficiency is low. Because single only gathers one piece of fingerprint, refusing of the identification existing in fingerprint recognition is sincere all higher with accuracy of system identification, and recognition accuracy is undesirable.

Mostly fingerprint capturer collection face on market is plane, while gathering fingerprint, in order to gather the complete finger print of a finger, need to repeatedly press multi collect. And gesture affects when the figure of fingerprint collecting is gathered, press same piece of fingerprint at every turn, the figure of collection is also very different. Single finger can be identified as different fingerprints.

Utility model content

Therefore, the weak point that the utility model exists for prior art, has proposed a kind of many finger fingerprint collecting identification instruments, realizes the quick and precisely identification of many fingerprints. The restriction fingerprint position of pressing, thus also improved fingerprint collecting position accurately; The identification of many pieces of fingerprints, effectively improves identification percent of pass and recognition accuracy, reaches the reduction accuracy of system identification of geometric progression and refuses sincere.

The utility model adopts following technical scheme:

A kind of many fingerprint collectings identification instrument, comprises and presses panel, processor and communication interface unit; Press panel and be divided into palm pressing area, five finger presses districts, palm pressing area is provided with palm sensor, and finger presses district is provided with fingerprint sensor; Press surface intralamellar part is provided with processor and communication interface unit, and palm sensor is connected with processor respectively with fingerprint sensor, and processor is connected with communication interface unit by bus.

Further, press panel and be positioned at the one side of housing, pressing panel is to have to the region of recessed palm shaped in a plane or a plane.

Further, palm sensor is capacitance sensor and/or palmprint sensor.

Further, communication interface unit comprises one or more combinations in bluetooth, network interface, serial ports, USB interface.

Further, fingerprint sensor is optical fingerprint sensor, semicoductor capacitor sensor, semiconductor heat dependent sensor, semiconductor pressure sensor, ultrasonic sensor or radio frequency sensor.

Many fingerprint collectings identification instrument of the present utility model, with respect to prior art, can once gather and identify the fingerprint of five fingers of a hand, can reach more single fingerprint recognition lower refuse sincere and accuracy of system identification, efficiency is higher, stability is also high. The utility model is in the time gathering fingerprint, and palm and the five fingers are all put into assigned address, and the relative position of five finger fingers is fixed, and the fingerprint of pressing collection is consistent, and the accuracy rate of fingerprint collecting is high, has also improved recognition accuracy simultaneously.

The utility model can be applicable to as certificate false proofs such as passport, driving license, identity cards, the safety certification of ecommerce, Web bank, the authentication of safe deposit box, insurance company, and in large-scale examination the field such as confirmation of examinee's identity.

Brief description of the drawings

The front view of many fingerprint collectings of Fig. 1 identification instrument;

The schematic diagram of many fingerprint collectings of Fig. 2 identification instrument;

The structural representation of many fingerprint collectings of Fig. 3 identification instrument.

Detailed description of the invention

For further illustrating each embodiment, the utility model provides accompanying drawing. These accompanying drawings are a part for the utility model disclosure, and it is mainly in order to embodiment to be described, and can coordinate the associated description of description to explain the operation principles of embodiment. Coordinate with reference to these contents, those of ordinary skill in the art will be understood that embodiment and the advantage of the present utility model that other are possible. Assembly in figure not drawn on scale, and similarly element numbers is commonly used to assembly like representation class.

Now with detailed description of the invention, the utility model is further illustrated by reference to the accompanying drawings.

Consult shown in Fig. 1 and Fig. 2, the utility model is many fingerprint collectings identification instrument of an embodiment preferably, comprise: palm pressing area 1, finger presses district 2 and USB interface 3, wherein, pressing, on panel, to slap shape be to be provided with palm sensor in the palm pressing area 1 in Fig. 1 near palm center, for detection of judge user be the whole palm of a hand of a people by being pressed on instrument, can avoid many people to be combined into the situation of the five fingers.

In this embodiment, in palm pressing area 1, be provided with multiple capacitance sensors 11 as palm sensor, when user's palm is placed in palm pressing area 1, the electric capacity of capacitance sensor 11 changes, and has detected that palm presses.

It should be noted that, palm sensor is in order to confirm that hand of user is placed on instrument, and what this embodiment adopted is capacitance sensor 11. Also available palmprint sensor substitutes capacitance sensor 11, not only can be placed on instrument by hand of authentication of users, also can gather user's palmmprint simultaneously.

Many fingerprint collectings identification instrument has palm pressing area and five finger presses districts of a palm shape, this embodiment has the function that simultaneously gathers the five fingers fingerprint in a palm, all be provided with fingerprint sensor 21 therefore point finger position in five finger presses districts, be respectively used to detect the fingerprint of the corresponding the five fingers.

It should be noted that, fingerprint sensor 21 is optical fingerprint sensor, semicoductor capacitor sensor, semiconductor heat dependent sensor, semiconductor pressure sensor, ultrasonic sensor or radio frequency sensor.

Fig. 1 and Fig. 2 are preferred embodiments, the panel of pressing of this embodiment is to have sunk region in a plane (one side of shell body), sunk shape is the shape of hand, user is placed on palm in sunk region, finger and palm are placed on assigned address, can not be offset, improve detection accuracy. It should be noted that, press panel also but plane, in the position of specifying, fingerprint sensor 21 and capacitance sensor 11 are installed, also can reach identical object; Or and press identification accuracy according to the delineate line of finger and palm shape to improve in this plane.

This embodiment has the shell of palm shape, on palm shape, has the five fingers shape separately, and the profile of these the five fingers is the same, regardless of thumb, forefinger, middle finger, the third finger and little finger of toe, in this palm shape, not only can put the right hand and also can put left hand.

Have a master board in the enclosure of this embodiment, master board is electrically connected with fingerprint sensor 21 and capacitance sensor 11. Whether this master board has the whole palm of confirmation presses, the collection of the five fingers fingerprint and identification, and the function of carrying out communication and communication by USB interface 3 and application. In order to identify accurately the five fingers fingerprint, the recognition system of this embodiment adopts Human Engineering Principle, reaches identification optimum efficiency from height, angle and the goodness of fit.

Consult the structural representation that has provided many fingerprint collectings identification instrument of the present utility model shown in Fig. 3, comprising: capacitance sensor 11, for judging whether that whole palm presses; After determining that whole palm is pressed, processor sends instruction to fingerprint sensor 21, starts to gather the fingerprint of five fingers; Processor is connected with communication interface unit by bus, realizes and communicating by letter with other application. Communication interface unit comprises one or more the combination in bluetooth, network interface, serial ports, USB interface 3 these types, various communication interfaces, can according to client need to select different communication interfaces, improved the utilization rate of many fingerprint collectings identification instrument, and compatible strong. What this embodiment adopted is USB interface 3.

When user is put into hand the palm shaped position of this embodiment, capacitance sensor 11 is pressed, and sends instructions to processor. Processor is sent to instruction to fingerprint sensor 21 after confirming that a hand is pressed, and gathers the fingerprint of five fingers simultaneously, and image data is transferred to processor. If other application send instruction to processor by communication interface, need the five fingers fingerprint, processor transmits data in the past by communication interface.

Processor has the function of identification fingerprint, the processor of this embodiment by the five fingers fingerprint collecting with deposit finger print information and contrast, a hand has the fingerprint that exceedes a finger to be identified, the fingerprint of other fingers is as checking so. And verify the threshold values of the quantity of fingerprint by adjustment, can reduce once gather identification refuse sincere and accuracy of system identification to single finger print refuse sincere and accuracy of system identification necessarily/below mono-.

When this embodiment realizes five finger prints, gather and identification, COMPREHENSIVE CALCULATING extracts the characteristic value that gathers characteristic value and each fingerprint of five finger prints of a palm, owing to having many pieces of fingerprints, the degree of accuracy that has directly improved fingerprint recognition.

Although specifically show and introduced the utility model in conjunction with preferred embodiment; but those skilled in the art should be understood that; not departing from the spirit and scope of the present utility model that appended claims limits; can make a variety of changes the utility model in the form and details, be protection domain of the present utility model.

Claims

1. the identification instrument of fingerprint collecting more than, is characterized in that: comprise and press panel, processor and communication interface unit; Press panel and be divided into palm pressing area, five finger presses districts, described palm pressing area is provided with palm sensor, and finger presses district is provided with fingerprint sensor; Press surface intralamellar part is provided with processor and communication interface unit, and palm sensor is connected with processor respectively with fingerprint sensor, and described processor is connected with communication interface unit by bus.

2. many fingerprint collectings identification instrument as claimed in claim 1, is characterized in that: described in press panel and be positioned at housing one side, pressing panel is to have to the region of recessed palm shaped in a plane or a plane.

3. many fingerprint collectings identification instrument as claimed in claim 1, is characterized in that: described palm sensor is capacitance sensor and/or palmprint sensor.

4. many fingerprint collectings identification instrument as claimed in claim 1, is characterized in that: described communication interface unit comprises one or more combinations in bluetooth, network interface, serial ports, USB interface.

5. many fingerprint collectings identification instrument as claimed in claim 1, is characterized in that: described fingerprint sensor is optical fingerprint sensor, semicoductor capacitor sensor, semiconductor heat dependent sensor, semiconductor pressure sensor, ultrasonic sensor or radio frequency sensor.