CN203232462U - Fingerprint attendance machine - Google Patents

Abstract

The utility model relates to a fingerprint attendance machine which comprises a fingerprint module, a central processing module and a man-machine interaction module, wherein the fingerprint module and the man-machine interaction module are respectively connected with the central processing module. The central processing module comprises an ARM 7 (Advanced Risc Machines) processor chip, a real time clock chip, a Flash memory chip and a WIFI (Wireless Fidelity) module. The fingerprint module comprises a DSP (Digital Signal Processor) processor chip, an optical fingerprint collecting head and a Flash memory chip. The man-machine interaction module comprises a touch TFT (Thin Film Transistor) display screen and a TTS (Text To Speech) module. The fingerprint attendance machine provided by the utility model is convenient to use, and is in a touch screen model, so that the fingerprint attendance machine is convenient for users to operate. The fingerprint attendance machine supports identification and storage of dry and wet fingerprints, is good in man-machine interaction, large in storage and quick to perform data statistics, and can prevent the problem of sweeping cards by someone else and losing card password. The fingerprint attendance machine has a WIFI data transmission mode and is quick in data uploading speed.

Description

Fingerprint attendance machine

Technical field

The utility model belongs to intelligent work attendance field, is a kind ofly to utilize photosensitive sensing mode to gather the go forward side by side fingerprint attendance machine of line data wireless transmission of finger print information, especially applies to collection and the data upload of various work attendance information in institution of higher learning's management.

Background technology

At present, fingerprint attendance equipment applies to a lot of fields, and it has become frequent operable a kind of aid in people's life.This equipment is particularly suitable for using under the condition of safety requirements degree height, working environment complexity.For example, the attendance checking system of enterprises and institutions, it combines state-of-the-art occurrences in human life wage and salary administration system, has become people's imperative equipment in routine duties.The fingerprint attendance machine principle simply, is very easily promoted, its concrete principle is: when somatic fingerprint during near the fingerprint fetch equipment, fingerprint equipment extracts the fingerprint image of low-quality by the total reflection principle of light, form fingerprint image clearly after adopting image enhancement technique further to handle, next use specific algorithm to convert fingerprint to characteristic, reach the purpose of fingerprint recognition by the coupling checking of characteristic.But the mode that common fingerprint attendance machine adopts button to control more is finished the collection of fingerprint, and does not have voice suggestion, needs the staff auxiliary, and fingerprint equipment complicated operation, man-machine communication capability are poor.Thereby weakened its versatility greatly.

Technology contents

In order to make the work attendance work of being more convenient for of fingerprint machine required, the utility model provides a kind of novel fingerprint attendance machine.This attendance recorder not only can be gathered various finger print informations exactly, and subsidiary touch screen and sound prompt function is arranged, and greatly facilitates client's use.In addition, this machine can also embed different software programs and be implemented in application on the multiple different field.This machine is by Wi-Fi communication and back-end data communication.

The technical solution of the utility model is:

A kind of fingerprint attendance machine, this attendance recorder comprises fingerprint module, central processing module and human-computer interaction module; Wherein fingerprint module is connected with central processing module respectively with human-computer interaction module;

Described central processing module comprises ARM7 processor chips, real-time timepiece chip, Flash storage chip and WIFI module, and wherein, real-time timepiece chip, Flash storage chip and WIFI module are independent of one another, are connected with the ARM7 processor chips respectively.

Described fingerprint module comprises dsp processor chip, Optical Fingerprint Gathering Head and Flash storage chip, and wherein Optical Fingerprint Gathering Head and Flash storage chip are independent of one another, is connected with the dsp processor chip respectively; The dsp processor chip is connected with the ARM7 processor chips of central processing module.

Described human-computer interaction module comprises touch TFT display screen and TTS module, and wherein, touch TFT display screen and TTS module are independent of one another, is connected with the ARM7 processor chips of central processing module respectively.

The beneficial effects of the utility model are:

The utility model is easy to use, has adopted the touch screen pattern, has made things convenient for user's operation, and has been equipped with sound prompt function, and the user just can finish work attendance work according to voice suggestion; Support identification and the storage of dried, wet fingerprint, man-machine interaction is good, and memory space is big, can prevent that replacement from checking card, clip pin is lost problem, and data statistics is quick, has the WIFI data transfer mode, and data upload speed is fast.

Description of drawings

Accompanying drawing 1 the utility model fingerprint attendance machine system construction drawing

Accompanying drawing 2 the utility model fingerprint module structural drawing

Accompanying drawing 3 the utility model central processing module structural drawing

Accompanying drawing 4 the utility model human-computer interaction module structural drawing

Accompanying drawing 5 the utility model work attendance fingerprint input function process flow diagrams

Accompanying drawing 6 the utility model work attendance functional flow diagrams

Accompanying drawing 7 the utility model attendance data transfer process figure

Embodiment:

As Fig. 1, the utility model system forms and comprises fingerprint module (1), central processing module (2) and human-computer interaction module (3), its order of connection is that fingerprint module (1) is connected with central processing module (2), and human-computer interaction module (3) is connected with central processing module (2).Wherein, central processing module (2) has two effects: the one, be responsible for identification and storage that the control fingerprint module is finished fingerprint; The 2nd, the transmitting-receiving of control screen and voice messaging.

As Fig. 2, described fingerprint module comprises dsp processor chip (4), Optical Fingerprint Gathering Head (5) and (6) three parts of Flash storage chip, its annexation is that Optical Fingerprint Gathering Head (5) links to each other with dsp processor chip (4), Flash storage chip (6) links to each other with dsp processor chip (4), and dsp processor chip (4) is connected with the ARM7 processor chips (7) of central processing module (2).Wherein, the model of dsp processor chip (4) is AS601HR0Z1C, and the model of Falsh storage chip (6) is 25080BVSVC110DB.Dsp processor chip (4) is mainly used in controlling the identification checking of fingerprint, and Optical Fingerprint Gathering Head (5) is mainly used in obtaining fingerprint image, and Falsh storage chip (6) is mainly used in storing fingerprint template.

As Fig. 3, described central processing module is made up of ARM7 processor chips (7), real-time timepiece chip (8), WIFI module (9), Flash storage chip (10), its annexation is that real-time timepiece chip (8), WIFI module (9), Flash memory chip (10) three are independent of one another, links to each other with ARM7 processor chips (7) respectively.Wherein, the model of ARM7 processor chips (7) is LPC2378, and the model of real-time timepiece chip (8) is DS1302, and the model of WIFI module (9) is HSWIFIM03, and the model of Flash storage chip (10) is AT45DB31.Real-time timepiece chip (8) mainly is responsible for ARM7 processor chips (7) the real-time time data is provided, WIFI module (9) can be sent to background server by wireless network with attendance record, and Flash memory chip (10) is used for the storage attendance record and system arranges parameter.

As Fig. 4, described human-computer interaction module is made up of touch TFT display screen (11), TTS module (12), its annexation is that touch TFT display screen (11) is independent of one another with TTS voice module (12), is connected with the ARM7 processor chips (7) of central processing module respectively.Wherein, the model of touch TFT display screen (11) is JCR70HD-SV2, and the model of TTS module (12) is HMA-TSL.Human-computer interaction module is mainly used in the work attendance process user being carried out system's setting and information indicating, and ARM7 processor chips (7) are responsible for user touches key collection, output information demonstration, the prompting of TTS module voice broadcast.

As Fig. 5, the groundwork step of described fingerprint typing is as follows:

1) input numbering judges that whether numbering exists, if exist, then re-enters, otherwise changes step 2 over to).

2) system continues to seek fingerprint detection, as fingerprint during near the fingerprint collecting head, and system's typing image, the generating feature data, and it is stored in the buffer zone, when successfully obtaining finger print information, change step 3) over to, otherwise repeating step 2).

3) typing image again, generating feature, and carry out rightly with fingerprint characteristic in the buffer zone, if the two feature conforms to, change step 4) over to, otherwise empty buffer zone, display shows registration failure, changes step 2 over to).

4) merge characteristic, obtain template, it is stored in the Flash storage chip of fingerprint module.Display screen points out this to succeed in registration.

As Fig. 6, the groundwork step of fingerprint attendance is as follows:

1) system continues to seek fingerprint detection, and during near the fingerprint collecting head, system's typing image generates fingerprint characteristic, when successfully obtaining finger print information, changes step 2 over to as fingerprint), otherwise repeating step 1)

2) the search fingerprint base if find the fingerprint register information that is complementary, then obtains the real-time clock content, with attendance record of the common generation of finger print information, deposits in the middle of the Flash storer, and display shows the work attendance success.Otherwise, provide voice suggestion.Change step 1) over to

As Fig. 7, described fingerprint attendance machine data transmission procedure comprises following process:

1) after fingerprint recognition, the continuous log-on data of system is uploaded to host computer three times, confirms to change step 2 over to after the instruction until receiving), otherwise screen prompt is uploaded failure, changes step 3) over to.

2) system changes step 1) over to by display screen reminder-data transmission success.

3) system detects regularly whether the attendance data of reissuing is arranged, and changes step 4) over to if exist, otherwise changes step 1) over to.

4) continuous three log-on datas of system are uploaded to host computer, confirm to change step 1) over to after the instruction until receiving, otherwise detect network state, repeating step 3).

The work attendance process of fingerprint attendance machine is as follows:

When connecting power switch, attendance recorder powers on and carries out system initialization, and display screen will show current system time, and the user is according to the menu prompt preference pattern, and attendance recorder is in the state that continues to seek fingerprint simultaneously.During near the fingerprint collecting head of attendance recorder, attendance recorder can obtain this finger print information, generates record and also stores, at last by display screen, voice broadcast prompting user work attendance success as fingerprint.

The utility model is easy to carry, supports touch-screen and voice broadcast, and memory space is big, can prevent that replacement from checking card, data statistics is quick, has WIFI wireless data transmission mode, and data upload speed is fast, and suitable application area is extensive.

The utility model is not addressed part and is applicable to prior art.

Claims (1)

1. a fingerprint attendance machine is characterized by this attendance recorder and comprises fingerprint module, central processing module and human-computer interaction module; Wherein fingerprint module is connected with central processing module respectively with human-computer interaction module;

Described central processing module comprises ARM7 processor chips, real-time timepiece chip, Flash storage chip and WIFI module, and wherein, real-time timepiece chip, Flash storage chip and WIFI module are independent of one another, are connected with the ARM7 processor chips respectively;

Described fingerprint module comprises dsp processor chip, Optical Fingerprint Gathering Head and Flash storage chip, and wherein Optical Fingerprint Gathering Head and Flash storage chip are independent of one another, is connected with the dsp processor chip respectively; The dsp processor chip is connected with the ARM7 processor chips of central processing module;

Described human-computer interaction module comprises touch TFT display screen and TTS module, and wherein, touch TFT display screen and TTS module are independent of one another, is connected with the ARM7 processor chips of central processing module respectively.

Images