CN202870847U - Iris IC card identifier - Google Patents
Iris IC card identifier Download PDFInfo
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- CN202870847U CN202870847U CN 201220560645 CN201220560645U CN202870847U CN 202870847 U CN202870847 U CN 202870847U CN 201220560645 CN201220560645 CN 201220560645 CN 201220560645 U CN201220560645 U CN 201220560645U CN 202870847 U CN202870847 U CN 202870847U
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- iris
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- processor
- card identifier
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Abstract
The utility model provides an iris IC card identifier, comprising an image collection apparatus, an A/D converter, an RFID antenna, an RFID reading head, a voice player, a data storage apparatus and a processor, wherein the image collection apparatus, the A/D converter and the processor are orderly connected, the RFID antenna, the RFID reading head and the processor are orderly connected, and the processor is also connected with the data storage apparatus and the voice player. Iris feature points are compared one to one on a device, identification time can be shorter than 2s, and the identification error rate is smaller than one over a billion, thereby ensuring the absolutely accurate identity identification of the application scene of the iris IC card identifier, putting an end to hidden safety hazard caused by an identity identification error, and simultaneously increasing identification efficiency.
Description
Technical field
The utility model relates to the identification field, relates in particular to a kind of iris IC-card identifier.
Background technology
1. the development course of iris recognition
The development course of iris recognition can trace back to the eighties in 19th century.1885, ALPHONSEBERTILLON will utilize the thinking of living things feature recognition individuality to be applied in the criminal prison in Paris, and used biological characteristic comprised at that time: the size of ear, the length of pin, iris etc.
1987, ophthalmologist, oculist ARAN SAFIR and LEONARD FLOM proposed to utilize iris image to carry out the concept of automatic iris recognition first, and by 1991, the JOHNSON of U.S. Los Alamos National Laboratories realized an automatic iris authentication system.
1993, JOHN DAUGMAN realized a high performance automatic iris recognition prototype system.
2. have iris device and characteristics now
Iris recognition is in the bio-identification relevant with eyes the people to be produced the technology of less interference.It uses quite common camera component, and does not need user and machine to come in contact.In addition, it has the ability to realize higher template matches performance.Therefore, it has attracted various people's attention.In all biological identification technologies, iris recognition is that current application is the most convenient and a kind of accurately.
Existing iris identification equipment mainly is comprised of man-machine interaction optical filter, camera, graphics processing unit, auditory tone cues unit etc., cooperates network to realize entrance guard management, enterprise's work attendance.
Existing iris identification equipment has the advantages such as accuracy of identification height, misclassification rate is low, recognition speed is fast, and all these advantages one are to come from iris itself:
1) unique point that has of iris itself is very many, nearly the 1k byte:
● it is 1: 106 that two different iris information have the possibility of 75% match information
● wait wrong rate: 1:1200000
● the possibility that two different irises produce identical Iris Code (iris code) is 1:1052
2) 1: the N of N contrast is limited in 1000.
3, the shortcoming of existing iris equipment
Because the limitation of existing algorithm, doing 1: in the contrast of N, retrieval rate will sharply descend along with the increase of number.
Present iris identification equipment on the market, the misclassification rate general control of iris exists:
● simple eyely can arrive one of 1,000,000
● eyes are controlled at 1/1000000000th
Although these two numerals are all very low, still exist mistake probability.If these equipment are used in the extremely important department in bank, social security, prison etc., know consequence with hardly imaginable in case mistake occurs.
The utility model content
The purpose of this utility model is to provide a kind of iris IC-card identifier, everyone iris feature point is stored in individual's the IC-card, realize man-to-man contrast at equipment, recognition time was less than 2 seconds, misclassification rate is less than being part per billion, thereby solves the foregoing problems that exists in the prior art.
To achieve these goals, the technical solution adopted in the utility model is as follows:
A kind of iris IC-card identifier, comprise image collecting device, A/D converter, RFID antenna, RFID read head, speech player, data storage device and processor, described image collecting device, described A/D converter and described processor are linked in sequence, described RFID antenna, described RFID read head and described processor are linked in sequence, described processor also respectively with described data storage device be connected speech player and be connected.
Preferably, described image collector is set to cmos camera.
Preferably, described image collecting device front is provided with optical filter.
Preferably, described iris IC-card identifier also comprises display screen, and described display screen is connected with processor.
Preferably, described iris IC-card identifier also comprises PORT COM, and described PORT COM is connected with processor.
Preferably, described PORT COM is cable network PORT COM and/or wireless network communication port.
Preferably, described cable network PORT COM is COM port and/or USB PORT COM and/or RJ45 PORT COM.
The beneficial effects of the utility model are:
Because iris IC-card identifier of the present utility model, iris identification equipment and IC-card read-write equipment are organically combined, thereby everyone iris feature point can be stored in individual's the IC-card, realize man-to-man contrast at equipment, recognition time can be less than 2 seconds, misclassification rate is less than being part per billion, guaranteed the almost absolutely accurate of identification in the application scenarios of iris IC-card identifier of the present utility model, stopped to identify the potential safety hazard that may occur because of the identity mistake, also improved recognition efficiency simultaneously.
Description of drawings
Fig. 1 is the structural representation block diagram of iris IC-card identifier of the present utility model;
Fig. 2 is the register flow path figure when using iris IC-card identifier of the present utility model;
Fig. 3 is the identification process figure when using iris IC-card identifier of the present utility model.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the utility model is further elaborated.Should be appreciated that embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
As shown in Figure 1, the disclosed iris IC-card of the utility model identifier, comprise image collecting device, A/D converter, RFID antenna, RFID read head, speech player, data storage device and processor, described image collecting device, described A/D converter and described processor are linked in sequence, described RFID antenna, described RFID read head and described processor are linked in sequence, described processor also respectively with described data storage device be connected speech player and be connected.Described image collector is set to cmos camera.Described image collecting device front is provided with optical filter, is used for filtering interfering light, to improve recognition efficiency.Described iris IC-card identifier also comprises display screen, and described display screen is connected with processor, is used for display reminding information or current personal information etc.Described iris IC-card identifier also comprises PORT COM, and described PORT COM is connected with processor, is used for expanded application, such as passing through PORT COM access control switch etc.Described PORT COM is cable network PORT COM and/or wireless network communication port.Described cable network PORT COM is COM port and/or USB PORT COM and/or RJ45 PORT COM, the preferred COM port of using in the present embodiment; Described wireless network communication port can be wifi PORT COM or bluetooth communication port etc.
When using iris IC-card identifier of the present utility model, mainly realize by two flow processs: register flow path and identification process.
As shown in Figure 2, register flow path may further comprise the steps:
I. image collecting device gathers image, through the A/D conversion, imports processor into;
Ii. processor is done the image pre-service, judges whether picture quality satisfies identification requirement, meets the requirements of image, does next step and processes, otherwise continue the next frame image that the wait image collecting device imports into;
Iii. processor extracts condition code with pretreated image;
Iv. speech player sends voice suggestion card is put into induction zone;
The V.RFID read head judges and to have or not the IC-card sheet to enter, have IC-card to enter after, whether checking IC-card sheet is provided the IC-card sheet by system, if legal IC-card sheet then writes condition code in the IC-card; Can also write if necessary other information of the personnel of holding;
Processor keeps this registration and should record the data writing memory storage, and simultaneously speech player prompting is succeeded in registration.
As shown in Figure 3, identification process may further comprise the steps:
The judgement of i.RFID read head has or not the IC-card sheet to enter;
When ii. IC-card being arranged, judge whether the IC-card sheet is system distribution IC-card sheet, legal IC-card sheet is then read condition code and personnel's relevant information in the IC-card;
Iii. image collecting device begins to gather image, and through the A/D conversion, imports processor into;
Iv. processor is done pre-service judgement picture quality, and the qualified condition code of then extracting is defective, waits for the next frame image that image collecting device transmits, if errors number is too much, then stops the action that image collecting device gathers image, and the prompting recognition failures;
V. the condition code that collects with the condition code in the IC-card that reads and image collecting device is done contrast, meet the requirements such as comparing result, then assert it is that same people then points out and identifies successfully, Identification display people information, keep this identification record, by processor with this identification record data writing memory storage.
In order to be more readily understood and to implement this programme, the below is introduced IC-card:
1, IC-card technology introduction
IC-card is that the English of large scale integrated circuit card (Integrated Circuit Card) is called for short.Before it, have at card to extrude the type card that protrudes numeral, the magnetic stripe card of the upper magnetic stripe of printing is arranged, the photoelectric card of punching is arranged, the ID card of constant electronic code is arranged.All kinds of cards all are the quantity of information that tightly is written into round card and its information security sexual development.
Along with the continuous research and development of electronic technology, IC-card has experienced three generation products on function:
● the integrated circuit in the first generation-memory card memory card is Electrically Erasable Read Only Memory (EEPROM).Send address and the order that starts read/write here by read write line, finish information transmission and processing with peripheral hardware.Information on the memory card is easy to read, and also can revise, and the Information Security problem is arranged.Generally be used in the occasion not high to security requirement.
● the second generation-logic encryption card on the basis of storage card, increases the cipher control logical circuit in order to strengthen Information Security in the chip, be referred to as logic encryption card.It has solved the problem of data security read-write, and the information on the memory card cannot be by erasable arbitrarily.Being applicable to some has certain requirement to function of keeping secret but is not very high application.
● the third generation-CPU card CPU card is the SmartCard (smart card) that it has often been said.Comprise in the integrated circuit in the card: the parts such as central processing unit (CPU), ROM (read-only memory) (ROM), random access memory (RAM), Electrically Erasable Read Only Memory (EEPROM), just as a superminicomputer.Having very strong data calculates and processing power.
2, China's IC-card current situation
IC-card industry and the application of China start from earlier 1990s, are accompanied by Chinese Government and start " Golden Card Program " and grow up, so far the history of existing more than ten years.In this of short duration ten years, grow out of nothing and expand from small to large for the IC-card industry of China and application, and the unloading phase of having passed by rapidly, the speed of development is surprising.Particularly in recent years, the year issued volume of China all surpassed hundred million, had become the world the fastest country of IC-card application development.Applied IC-card in a Chinese more than ten government department and industry at present.
The annual issued volume (IC-card) of China all remains on a developing state that increases rapidly, and annual newly-increased application is all in continuous increase, and the industry of using comparative maturity remains on suitable growth ratio especially, and following table is hair fastener situation in recent years.
Table 1 China's IC Card Market year issued volume growth pattern (unit: 1,000,000)
| Time | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 |
| Issued volume | 230 | 322 | 309 | 324 | 332 | 451 |
People's Bank of China once issued " People's Bank of China is about advancing the suggestion of financial IC card application work ", determined formally to start bank card chip technology standard migration work in China, will push forward financial IC card during " 12 " comprehensively and use.After financial IC card was extensively promoted, the holder can enjoy issued transaction and the one-stop service of paying the fees directly in the use of the fields such as social security, medical treatment, traffic, culture, leisure, can realize life and " all-purpose card is capable " that consume, the more convenient services of final acquisition.
By adopting the disclosed technique scheme of the utility model, obtained following useful effect:
Because iris IC-card identifier of the present utility model, iris identification equipment and IC-card read-write equipment are organically combined, thereby everyone iris feature point can be stored in individual's the IC-card, realize man-to-man contrast at equipment, recognition time can be less than 2 seconds, misclassification rate is less than being part per billion, guaranteed the almost absolutely accurate of identification in the application scenarios of iris IC-card identifier of the present utility model, stopped the potential safety hazard that may occur because of the identification of identity mistake.
The above only is preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be looked protection domain of the present utility model.
Claims (7)
1. iris IC-card identifier, it is characterized in that, comprise image collecting device, A/D converter, RFID antenna, RFID read head, speech player, data storage device and processor, described image collecting device, described A/D converter and described processor are linked in sequence, described RFID antenna, described RFID read head and described processor are linked in sequence, described processor also respectively with described data storage device be connected speech player and be connected.
2. iris IC-card identifier according to claim 1 is characterized in that described image collector is set to cmos camera.
3. iris IC-card identifier according to claim 1 is characterized in that, described image collecting device front is provided with optical filter.
4. arbitrary described iris IC-card identifier is characterized in that according to claim 1-3, and described iris IC-card identifier also comprises display screen, and described display screen is connected with processor.
5. arbitrary described iris IC-card identifier is characterized in that according to claim 1-3, and described iris IC-card identifier also comprises PORT COM, and described PORT COM is connected with processor.
6. iris IC-card identifier according to claim 5 is characterized in that, described PORT COM is cable network PORT COM and/or wireless network communication port.
7. iris IC-card identifier according to claim 6 is characterized in that, described cable network PORT COM is COM port and/or USB PORT COM and/or RJ45 PORT COM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220560645 CN202870847U (en) | 2012-10-30 | 2012-10-30 | Iris IC card identifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220560645 CN202870847U (en) | 2012-10-30 | 2012-10-30 | Iris IC card identifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202870847U true CN202870847U (en) | 2013-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220560645 Expired - Fee Related CN202870847U (en) | 2012-10-30 | 2012-10-30 | Iris IC card identifier |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105405198A (en) * | 2015-12-22 | 2016-03-16 | 武汉瑞纳捷电子技术有限公司 | Wireless access control management system and method |
| CN106330658A (en) * | 2015-06-23 | 2017-01-11 | 腾讯科技（深圳）有限公司 | Internet-based information association method, terminal, server and system |
| CN108335397A (en) * | 2018-04-26 | 2018-07-27 | 王金土 | A kind of removable, expansible passing control system and its control method |
-
2012
- 2012-10-30 CN CN 201220560645 patent/CN202870847U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106330658A (en) * | 2015-06-23 | 2017-01-11 | 腾讯科技（深圳）有限公司 | Internet-based information association method, terminal, server and system |
| CN105405198A (en) * | 2015-12-22 | 2016-03-16 | 武汉瑞纳捷电子技术有限公司 | Wireless access control management system and method |
| CN108335397A (en) * | 2018-04-26 | 2018-07-27 | 王金土 | A kind of removable, expansible passing control system and its control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130410 Termination date: 20151030 |
|
| EXPY | Termination of patent right or utility model |