CN2898951Y - Network fingerprint card reader - Google Patents
Network fingerprint card reader Download PDFInfo
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- CN2898951Y CN2898951Y CN 200620018231 CN200620018231U CN2898951Y CN 2898951 Y CN2898951 Y CN 2898951Y CN 200620018231 CN200620018231 CN 200620018231 CN 200620018231 U CN200620018231 U CN 200620018231U CN 2898951 Y CN2898951 Y CN 2898951Y
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- card reader
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- output circuit
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Abstract
The utility model relates to a network fingerprint card reader. In order to solve the complicated cooperation, large bulk, inconvenient assembly and poor safety, the design herein includes a main CUP and a subordinate CPU. The main CPU connects with a optic fingerprint collector, a card reader and a communicative interface, while the subordinate CUP connects with a keyboard, the card reader and an input interface. The main and the subordinate CPU also mutually connect with an output circuit of controlling signals. Web chips with effect of crossover adaptive Ethernet is also provided. The output circuit of controlling signals further connects with the access controller and the access electrical controlling lock. The card reader stores the fingerprint data. The card reader connected with the main CPU is a Mifirel reader, while the card reader connected with the subordinate CPU is a RFID reader with the input interface as a Wiegand interface, with the advantages of more types of card reading, easier operation, higher integration, smaller size, easy installation, lower cost, higher security, as well as more convenient manipulation, data sharing and linkage among multiple computers.
Description
Technical field
The utility model relates to a kind of fingerprint identification device, particularly a kind of network-type fingerprint reader.
Background technology
Fingerprint identification technology is the means of identification by fingerprint contrast verification identity, also is the biometrics identification technology that is most widely used now.Be mainly used in the criminal investigation system in the past.Moved towards the commercial market in recent years gradually.In gate inhibition market, mainly contain radio frequency class (RFID) and fingerprint recognition class.Fingerprint identification technology is present most convenient, reliable, non-infringement and low-cost access controller solution, in the gate inhibition's Control Software of backstage with the user fingerprints data allocations in corresponding door access machine controller, also can upload gate inhibition's record in real time, generate gate inhibition's form, tracing for accident provides foundation.Simultaneously also fingerprint identification technology have been proposed to have high safety, miniaturization, misclassification rate low in gate inhibition market, and reject rate is low, to satisfy the demand of various different application.
Fingerprint recognition gate inhibition is divided into two kinds again, and a kind of is fingerprint read head formula, and another kind is the fingerprint all-in-one.Fingerprint read head formula is that the fingerprint read head branch in the access controller in the fingerprint all-in-one is gone out, and promptly the fingerprint read head separates with controller.The fingerprint read head can be matched various access controllers, makes fingerprint access control more reliable, has both made the trespasser destroy the fingerprint read head, and door is not opened yet.Therefore, this produce market demand is big.
The defective that exists in the present fingerprint reader:
1, fingerprint reader function singleness, volume is big, and communication speed is slow, the price height;
2, the fingerprint read head adopts the Wiegand26 data transmission format, poor stability, the fingerprint read head of tradition Wiegand26 output can bypass inserts an identical Wiegand26 form card reader and just can crack, and the safe coefficient of this fingerprint read head and ID, IC-card Wiegand26 read head are the same.Do not have gate inhibition's control action of high security.
The utility model content
The purpose of this utility model is to overcome the above-mentioned defective that prior art exists, and a kind of simple to operate, network-type fingerprint reader that volume is little, easy for installation, safe is provided.
For achieving the above object, the special feature of the utility model network-type fingerprint reader is to comprise the host CPU of interconnection and from CPU; Host CPU connects optical fingerprint collector, card reader and communication interface; Connect keyboard, card reader and input interface from CPU; Host CPU and from the also common connection control signal output circuit of CPU.Dual-cpu structure helps improving security.The introducing of input interface and communication interface is handled easily and control, and convenient again many card reader are online, the also convenient PC that connects.The introducing of card reader has increased speed Card Reader work attendance faster form, both can read fingerprint, again can Card Reader.Compare with existing split type card reader and to have advantage simple to operate, that volume is little, easy for installation, safe.
As optimization, also is furnished with network chip with intersection self-adaptation ethernet feature.So design has the self-adaptation of intersection ethernet feature, makes things convenient for the user that the utility model is linked to each other with the mobile PC or the network switch, alleviates the difficulty of network layout in the engineering.
As optimization, the control signal output circuit further connects access controller and gate inhibition's electric control lock.Gate inhibition's electric control lock can be an electromagnetic lock, also can be electricity fork lock.
As optimization, described card reader stores finger print data.So design, finger print data is not compared with password and can be cracked by the people, and is safe; Finger-print card compares and is not subjected to fingerprint quality to change restriction with pressing down the fingerprint form, and speed is also fast.
As optimization, the card reader that connects host CPU is the Mifirel card reader, and connecting from the card reader of CPU is the RFID card reader, and input interface is the Wiegand interface.
As optimization, the collection of host CPU built-in fingerprint, fingerprint comparison, data communication, data storage, Output Control Program; From the scanning of CPU built-in keybad, display driver, data backup, emergent control, real-time clock control program.So design, function integration height, dependable performance,
As optimization, the control signal output circuit comprises Wiegand signal output apparatus, gate inhibition's control signal output circuit and alerting signal output circuit.
Also adopt and support output of Wiegand26-64 position and the output of User Defined form, the user can set the odd bit position, the length of even parity check bit position and data.Data after the configuration have played the effect of highly encrypting like this.Data are sent end, the receiving end operational applications is convenient, and circuit connects simple.Further reduce potential safety hazard.
After adopting technique scheme, the utility model network-type fingerprint reader has human-computer interaction interfaces such as fingerprint acquisition system, fingerprint recognition system, pilot lamp and startup button, output, ethernet communication system report to the police, built-in RF ID card or Mifirel card, the Wiegand output circuit, can realize fingerprint collecting, fingerprint login, fingerprint comparison, Wiegand output.Have the self-adaptation of intersection ethernet feature, make things convenient for the user that the utility model is linked to each other with the mobile PC or the network switch, alleviate the difficulty of network layout in the engineering.Have output of User Defined form and the output of Wiegand26-64 position, the user can set the odd bit position, the length of even parity check bit position and data, and the data after the configuration have played the effect of highly encrypting like this.Have that Card Reader is various informative, simple to operate, integrated level is high, volume is little, easy for installation, cost is low, safe, convenient many All-China Federation of Taiwan Compatriots machine, data sharing and the advantage of controlling.
Description of drawings
Fig. 1 is the structural representation of the utility model network-type fingerprint reader;
Fig. 2 is the structural representation of the utility model network-type fingerprint reader and expanded function parts;
Fig. 3 is the workflow block diagram of the utility model network-type fingerprint reader.
Embodiment
Do further explanation below in conjunction with the drawings and specific embodiments:
As shown in the figure, the utility model network-type fingerprint reader comprises the host CPU 1 of interconnection and from CPU4; Host CPU 1 connects the communication interface 3 of optical fingerprint collector 2, Mifirel card reader 6 and compatible RS232 and RS485; Start keyboard 7, RFID card reader 8 and Wiegand26 input interface 9, LED light from CPU4 connecting band hummer; Host CPU 1 and the control signal output circuit 5 that also is connected compatible Wiegand signal output, the output of gate inhibition's control signal and alerting signal output from CPU4 jointly.The utility model network-type fingerprint reader 11 is furnished with the Davicom-DM9008AE network chip 14 of intersection self-adaptation ethernet feature, and network chip 14 connects PC and Internet again.The utility model network-type fingerprint reader 11 further connects access controller 12 and gate inhibition's electric control lock 13.The collection of host CPU built-in fingerprint, fingerprint comparison, data communication, data storage, Output Control Program; From the scanning of CPU built-in keybad, display driver, data backup, emergent control, real-time clock control program.It also is furnished with protection circuit for input and output.Access controller 12 provides+12VDC power supply, ground wire to the utility model network-type fingerprint reader, and links to each other by the Wiegand26-64 interface.
Its fundamental characteristics of network chip DM9008AE of Davicom is 48PIN, 10M LOCAL-BUSinterface, mode of operation 8/16bit has AUTO-Mdix (upset automatically), TCP/Ip to quicken (check sumoffload) and alleviate the CPU burden, improve complete machine usefulness, the 20ns response time.2.5V/3.3V low-power consumption.The clock of network chip is 25MHz, has blue communication pilot lamp.Having the self-adaptation of intersection ethernet feature makes things convenient for the user that the utility model is linked to each other with the network switch with mobile PC.Alleviate the difficulty of network layout in the engineering.
Workflow after the utility model network-type fingerprint reader powers on is: 1 system initialization; Each the functional module self check of 2 systems can be broken down by the LED indication if any failure system, carries out as the non-fault procedure order; 3 enter main circulating program; Do 4 judge whether that button presses? be button by the next button handling procedure that enters, press procedure order as no button and carry out; Do 5 judge whether to carry out communication? be then entry communication program of communication, carry out in proper order as no communication program; 6 judge collector have fingerprint press down by? do not press down execution in order if there is fingerprint, if there is fingerprint to press down by carrying out fingerprint comparison, if the verification passes, if output Wiegand26-64 signal is invalid LED misdirection information; Program run the 3rd step circulation is carried out.
The utility model network-type fingerprint reader has human-computer interaction interfaces such as fingerprint acquisition system, fingerprint recognition system, pilot lamp and startup button, output, ethernet communication system report to the police, or radio-frequency card, the Wiegand output circuit, can realize fingerprint collecting, fingerprint login, fingerprint comparison, output.Have User Defined form Wiegand output and Wiegand26-64 position output format, played the effect of highly encrypting.The user can set the odd bit position, the length of even parity check bit position and data.Its distinguishing feature is to mate with most access controllers both domestic and external on the market, support output of Wiegand26-64 position and User Defined to export, and possess special fingerprint management software and carry out uploading, download, deleting of fingerprint by RS485/232 or TCP/IP and operation such as Wiegand signal is set.
Claims (7)
1, a kind of network-type fingerprint reader is characterized in that comprising the host CPU of interconnection and from CPU; Host CPU connects optical fingerprint collector, card reader and communication interface; Connect keyboard, card reader and input interface from CPU; Host CPU and from the also common connection control signal output circuit of CPU.
2,, it is characterized in that also being furnished with network chip with intersection self-adaptation ethernet feature according to the described network-type fingerprint reader of claim 1.
3,, it is characterized in that the control signal output circuit further connects access controller and gate inhibition's electric control lock according to the described network-type fingerprint reader of claim 2.
4,, it is characterized in that described card reader stores finger print data according to the described network-type fingerprint reader of claim 3.
5, according to claim 1,2,3 or 4 described network-type fingerprint reader, the card reader that it is characterized in that connecting host CPU is the Mifirel card reader, and connecting from the card reader of CPU is the RFID card reader, and input interface is the Wiegand interface.
6, according to the described network-type fingerprint reader of claim 5, it is characterized in that the collection of host CPU built-in fingerprint, fingerprint comparison, data communication, data storage, Output Control Program; From the scanning of CPU built-in keybad, display driver, data backup, emergent control, real-time clock control program.
7,, it is characterized in that the control signal output circuit comprises Wiegand signal output apparatus, gate inhibition's control signal output circuit and alerting signal output circuit according to the described network-type fingerprint reader of claim 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620018231 CN2898951Y (en) | 2006-03-23 | 2006-03-23 | Network fingerprint card reader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620018231 CN2898951Y (en) | 2006-03-23 | 2006-03-23 | Network fingerprint card reader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2898951Y true CN2898951Y (en) | 2007-05-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620018231 Expired - Fee Related CN2898951Y (en) | 2006-03-23 | 2006-03-23 | Network fingerprint card reader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2898951Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101615308B (en) * | 2008-06-26 | 2011-09-21 | 上海工程技术大学 | Reader for access control management systems |
-
2006
- 2006-03-23 CN CN 200620018231 patent/CN2898951Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101615308B (en) * | 2008-06-26 | 2011-09-21 | 上海工程技术大学 | Reader for access control management systems |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN ZKSOFTWARE BIOMETRIC IDENTIFICATION TECHN Free format text: FORMER OWNER: BEIJING ZHONGKONG SCIENCE AND TECHNOLOGY DEVELOPMENT CO., LTD. Effective date: 20090710 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090710 Address after: Central building, Xinhua Industry Zone, five Da Dao, Buji, Longgang District, Guangdong, Shenzhen Province, China: 518000 Patentee after: Shenzhen Zhongkong Biometrics Technology Co., Ltd. Address before: Room 1008, Pacific International Building, No. 106, Zhichun Road, Beijing, Haidian District: 100086 Patentee before: Zhongkong Science and Technology Development Co., Ltd., Beijing |
|
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing central control electronic technology Co., Ltd. Assignor: Shenzhen Zhongkong Biometrics Technology Co., Ltd. Contract record no.: 2013440020030 Denomination of utility model: Network fingerprint card reader Granted publication date: 20070509 License type: Exclusive License Record date: 20130201 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070509 Termination date: 20150323 |
|
| EXPY | Termination of patent right or utility model |