CN111751706A - Identity recognition technology research and development auxiliary system - Google Patents
Identity recognition technology research and development auxiliary system Download PDFInfo
- Publication number
- CN111751706A CN111751706A CN202010571180.4A CN202010571180A CN111751706A CN 111751706 A CN111751706 A CN 111751706A CN 202010571180 A CN202010571180 A CN 202010571180A CN 111751706 A CN111751706 A CN 111751706A
- Authority
- CN
- China
- Prior art keywords
- signal
- lock
- key
- unit
- database
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000012827 research and development Methods 0.000 title abstract description 6
- 238000012545 processing Methods 0.000 claims abstract description 44
- 238000013507 mapping Methods 0.000 claims abstract description 20
- 239000000047 product Substances 0.000 claims description 6
- 238000012797 qualification Methods 0.000 claims description 4
- 239000013589 supplement Substances 0.000 claims description 2
- 230000001502 supplementing effect Effects 0.000 claims description 2
- 238000012360 testing method Methods 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Credit Cards Or The Like (AREA)
Abstract
The invention relates to the technical field of identity recognition, in particular to an identity recognition technology research and development auxiliary system which can quickly carry out a test of writing and reading an IC (integrated circuit) recognition card for many times and detect whether the IC recognition card accords with the standards of writing and being respectively and accurately read for many times before leaving a factory; the system is characterized by comprising a processing unit, a receiving unit and a processing unit, wherein the processing unit is used for storing a pre-recorded lock-key database, transmitting a lock signal, receiving a key signal, comparing the transmitted lock signal and the received key signal with the lock-key database, generating a pass signal and transmitting the pass signal if the transmitted lock signal and the received key signal form a mapping, and generating a reject signal and transmitting the reject signal if the transmitted lock signal and the received key signal cannot form a mapping; the lock key database is used for storing lock signals and key signals in pairs; and the triggering unit is used for receiving the lock signal sent by the processing unit, converting the lock signal into triggering electromagnetic waves and sending the triggering electromagnetic waves.
Description
Technical Field
The invention relates to the technical field of identity recognition, in particular to an identity recognition technology research and development auxiliary system.
Background
The traditional identity identification technology has two modes, namely a password mode and a marking mode, wherein the password mode is the most widely applied identity identification mode, generally is a character string with the length of 5-8 and consists of numbers, letters, special characters, control characters and the like, and the user name and password method is used for providing the affiliated right and quasi-safe authentication to protect a server to a certain degree for decades; the tag means is a personal holder which functions like a key for starting the electronic device, and personal information for machine identification is recorded on the tag. The marking mode further comprises an IC identification card, the IC identification card needs to be written in and read for multiple times before leaving a factory so as to detect whether the IC identification card meets the standards of writing in for multiple times and being capable of being read accurately respectively, the existing detection mode needs detection personnel to manually use card writing equipment to write the IC identification card for multiple times, the detection speed is low, and the practicability is poor.
Disclosure of Invention
In order to solve the technical problems, the invention provides an identity recognition technology research and development auxiliary system which can rapidly perform a test of writing and reading an IC identification card for multiple times and detect whether the IC identification card meets the standards of writing and reading accurately before leaving the factory.
The invention relates to an identity recognition technology research and development auxiliary system, which comprises:
the processing unit is used for storing a pre-recorded lock and key database, transmitting a lock signal, receiving a key signal, comparing the transmitted lock signal and the received key signal with the lock and key database, generating a pass signal and transmitting the pass signal if the transmitted lock signal and the received key signal form a mapping, and generating a reject signal and transmitting the reject signal if the transmitted lock signal and the received key signal cannot form the mapping;
the lock key database is used for storing lock signals and key signals in pairs;
the triggering unit is used for receiving the locking signal sent by the processing unit, converting the locking signal into triggering electromagnetic waves and sending the triggering electromagnetic waves;
the writing-in unit is used for storing a pre-recorded compiling database, receiving the lock signal sent by the processing unit, mapping corresponding compiling information in the compiling database according to the received lock signal and sending the compiling information;
compiling information respectively corresponding to each pair of lock signals and key signals in the lock key database is stored in the compiling database;
the IC identification card is used for receiving and storing the compiling information sent by the writing unit, and can modulate the triggering electromagnetic wave into the feedback electromagnetic wave through the prestored compiling information after receiving the triggering electromagnetic wave sent by the triggering unit and send the feedback electromagnetic wave to the outside;
the feedback unit is used for receiving the feedback electromagnetic wave sent by the IC identification card, converting the feedback electromagnetic wave into a key signal and sending the key signal;
and the display unit is used for receiving the passing signal and the rejection signal sent by the processing unit, respectively converting the received passing signal and the received rejection signal into characters of 'qualified' and 'unqualified' and sequentially arranging and displaying the characters.
The invention relates to an auxiliary system for developing an identity recognition technology, which further comprises:
and the control unit is used for controlling the processing unit to continue to send the next group of lock signals after sending the pass signal or the reject signal until all the lock signals in the lock key database are sent.
The invention relates to an auxiliary system for developing an identity recognition technology, which further comprises:
and the audio reminding unit is used for receiving the rejection signal sent by the processing unit and sending out audio reminding.
The invention relates to an auxiliary system for developing an identity recognition technology, which further comprises:
and the supplement unit is used for supplementing the lock key database and the compiling database.
The invention relates to an auxiliary system for developing an identity recognition technology, which further comprises:
and the formatting unit is used for replacing the old compiling information in the IC identification card after the new compiling information received by the IC identification card.
The invention relates to an auxiliary system for developing an identity recognition technology, which further comprises:
the calculating unit is used for reading and respectively counting the respective numbers of the qualified products and the unqualified products in the display unit, and substituting the numbers into a formula: qualified quantity/(qualified quantity + unqualified quantity) × 100%; and obtaining the qualification rate of the IC identification card.
Compared with the prior art, the invention has the beneficial effects that: the IC identification card can be rapidly tested by writing and reading the IC identification card for multiple times, and whether the IC identification card accords with the standards of writing and being respectively and accurately read before leaving a factory is detected.
Drawings
FIG. 1 is a system flow diagram of the present invention.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
The processing unit stores a pre-recorded lock and key database, transmits a lock signal, receives a key signal, compares the transmitted lock signal and the received key signal with the lock and key database, generates a pass signal and transmits the pass signal if the transmitted lock signal and the received key signal form a mapping, and generates a reject signal and transmits the reject signal if the transmitted lock signal and the received key signal cannot form a mapping; the lock key database is used for storing lock signals and key signals in pairs; the triggering unit receives the lock signal sent by the processing unit, converts the lock signal into triggering electromagnetic waves and sends the triggering electromagnetic waves; the writing unit stores a pre-recorded compiling database, receives the lock signal sent by the processing unit, maps corresponding compiling information in the compiling database according to the received lock signal and sends the compiling information; compiling information respectively corresponding to each pair of lock signals and key signals in the lock key database is stored in the compiling database; the IC identification card receives and stores the compiling information sent by the writing unit, and can modulate the triggering electromagnetic wave into the feedback electromagnetic wave through the pre-stored compiling information and send the feedback electromagnetic wave to the outside after receiving the triggering electromagnetic wave sent by the triggering unit; the feedback unit receives feedback electromagnetic waves sent by the IC identification card, converts the feedback electromagnetic waves into key signals and sends the key signals; the display unit receives the pass signal and the reject signal sent by the processing unit, converts the received pass signal and reject signal into characters of 'qualified' and 'unqualified' respectively, and arranges and displays the characters in sequence; the system can rapidly carry out a test of writing and reading for multiple times on the same IC identification card, and detect whether the IC identification card meets the standards of writing for multiple times and being respectively and accurately read before leaving a factory.
As a preferred technical solution, the processing unit stores a lock and key database recorded in advance, and transmits a lock signal and receives a key signal, and compares the transmitted lock signal and the received key signal with the lock and key database, and generates a pass signal and transmits the pass signal if the transmitted lock signal and the received key signal form a mapping, and generates a reject signal and transmits the reject signal if the transmitted lock signal and the received key signal cannot form a mapping; the lock key database is used for storing lock signals and key signals in pairs; the triggering unit receives the lock signal sent by the processing unit, converts the lock signal into triggering electromagnetic waves and sends the triggering electromagnetic waves; the writing unit stores a pre-recorded compiling database, receives the lock signal sent by the processing unit, maps corresponding compiling information in the compiling database according to the received lock signal and sends the compiling information; compiling information respectively corresponding to each pair of lock signals and key signals in the lock key database is stored in the compiling database; the IC identification card receives and stores the compiling information sent by the writing unit, and can modulate the triggering electromagnetic wave into the feedback electromagnetic wave through the pre-stored compiling information and send the feedback electromagnetic wave to the outside after receiving the triggering electromagnetic wave sent by the triggering unit; the feedback unit receives feedback electromagnetic waves sent by the IC identification card, converts the feedback electromagnetic waves into key signals and sends the key signals; the display unit receives the pass signal and the reject signal sent by the processing unit, converts the received pass signal and reject signal into characters of 'qualified' and 'unqualified' respectively, and arranges and displays the characters in sequence; the control unit controls the processing unit to continue to send the next group of lock signals after sending the pass signal or the reject signal until all the lock signals in the lock key database are sent; through setting up the control unit, can effectual control processing unit send the order of locking the signal, avoid processing unit to send multiunit locking signal simultaneously and lead to writing in the condition emergence that the unit can't discern, improve the stability of system.
As a preferred technical solution, the processing unit stores a lock and key database recorded in advance, and transmits a lock signal and receives a key signal, and compares the transmitted lock signal and the received key signal with the lock and key database, and generates a pass signal and transmits the pass signal if the transmitted lock signal and the received key signal form a mapping, and generates a reject signal and transmits the reject signal if the transmitted lock signal and the received key signal cannot form a mapping; the lock key database is used for storing lock signals and key signals in pairs; the triggering unit receives the lock signal sent by the processing unit, converts the lock signal into triggering electromagnetic waves and sends the triggering electromagnetic waves; the writing unit stores a pre-recorded compiling database, receives the lock signal sent by the processing unit, maps corresponding compiling information in the compiling database according to the received lock signal and sends the compiling information; compiling information respectively corresponding to each pair of lock signals and key signals in the lock key database is stored in the compiling database; the IC identification card receives and stores the compiling information sent by the writing unit, and can modulate the triggering electromagnetic wave into the feedback electromagnetic wave through the pre-stored compiling information and send the feedback electromagnetic wave to the outside after receiving the triggering electromagnetic wave sent by the triggering unit; the feedback unit receives feedback electromagnetic waves sent by the IC identification card, converts the feedback electromagnetic waves into key signals and sends the key signals; the display unit receives the pass signal and the reject signal sent by the processing unit, converts the received pass signal and reject signal into characters of 'qualified' and 'unqualified' respectively, and arranges and displays the characters in sequence; the audio reminding unit receives the rejection signal sent by the processing unit and sends out audio reminding; by arranging the audio reminding unit, the IC identification card which is being tested by the tester is convenient to remind unqualified, the situation that the tester does not notice the display unit to cause that the IC identification card which is being tested is not unqualified in time is reduced, and the accuracy of system test is improved.
As a preferred technical solution, the processing unit stores a lock and key database recorded in advance, and transmits a lock signal and receives a key signal, and compares the transmitted lock signal and the received key signal with the lock and key database, and generates a pass signal and transmits the pass signal if the transmitted lock signal and the received key signal form a mapping, and generates a reject signal and transmits the reject signal if the transmitted lock signal and the received key signal cannot form a mapping; the lock key database is used for storing lock signals and key signals in pairs; the triggering unit receives the lock signal sent by the processing unit, converts the lock signal into triggering electromagnetic waves and sends the triggering electromagnetic waves; the writing unit stores a pre-recorded compiling database, receives the lock signal sent by the processing unit, maps corresponding compiling information in the compiling database according to the received lock signal and sends the compiling information; compiling information respectively corresponding to each pair of lock signals and key signals in the lock key database is stored in the compiling database; the IC identification card receives and stores the compiling information sent by the writing unit, and can modulate the triggering electromagnetic wave into the feedback electromagnetic wave through the pre-stored compiling information and send the feedback electromagnetic wave to the outside after receiving the triggering electromagnetic wave sent by the triggering unit; the feedback unit receives feedback electromagnetic waves sent by the IC identification card, converts the feedback electromagnetic waves into key signals and sends the key signals; the display unit receives the pass signal and the reject signal sent by the processing unit, converts the received pass signal and reject signal into characters of 'qualified' and 'unqualified' respectively, and arranges and displays the characters in sequence; the complementing unit is used for complementing the lock key database and the compiling database; through setting up supplementary unit, can carry out the read-write test of more times to IC identification card, promote the test accuracy of IC-card, improve the practicality of system.
As a preferred technical solution, the processing unit stores a lock and key database recorded in advance, and transmits a lock signal and receives a key signal, and compares the transmitted lock signal and the received key signal with the lock and key database, and generates a pass signal and transmits the pass signal if the transmitted lock signal and the received key signal form a mapping, and generates a reject signal and transmits the reject signal if the transmitted lock signal and the received key signal cannot form a mapping; the lock key database is used for storing lock signals and key signals in pairs; the triggering unit receives the lock signal sent by the processing unit, converts the lock signal into triggering electromagnetic waves and sends the triggering electromagnetic waves; the writing unit stores a pre-recorded compiling database, receives the lock signal sent by the processing unit, maps corresponding compiling information in the compiling database according to the received lock signal and sends the compiling information; compiling information respectively corresponding to each pair of lock signals and key signals in the lock key database is stored in the compiling database; the IC identification card receives and stores the compiling information sent by the writing unit, and can modulate the triggering electromagnetic wave into the feedback electromagnetic wave through the pre-stored compiling information and send the feedback electromagnetic wave to the outside after receiving the triggering electromagnetic wave sent by the triggering unit; the feedback unit receives feedback electromagnetic waves sent by the IC identification card, converts the feedback electromagnetic waves into key signals and sends the key signals; the display unit receives the pass signal and the reject signal sent by the processing unit, converts the received pass signal and reject signal into characters of 'qualified' and 'unqualified' respectively, and arranges and displays the characters in sequence; the formatting unit is used for replacing old compiling information in the IC identification card after the new compiling information received by the IC identification card; by arranging the formatting unit, the situations that the capacity of the IC card is limited, the stored compiling information is too much, the capacity is full, and the new compiling information cannot be written in are reduced, and the accuracy of system testing is improved.
As a preferred technical solution, the processing unit stores a lock and key database recorded in advance, and transmits a lock signal and receives a key signal, and compares the transmitted lock signal and the received key signal with the lock and key database, and generates a pass signal and transmits the pass signal if the transmitted lock signal and the received key signal form a mapping, and generates a reject signal and transmits the reject signal if the transmitted lock signal and the received key signal cannot form a mapping; the lock key database is used for storing lock signals and key signals in pairs; the triggering unit receives the lock signal sent by the processing unit, converts the lock signal into triggering electromagnetic waves and sends the triggering electromagnetic waves; the writing unit stores a pre-recorded compiling database, receives the lock signal sent by the processing unit, maps corresponding compiling information in the compiling database according to the received lock signal and sends the compiling information; compiling information respectively corresponding to each pair of lock signals and key signals in the lock key database is stored in the compiling database; the IC identification card receives and stores the compiling information sent by the writing unit, and can modulate the triggering electromagnetic wave into the feedback electromagnetic wave through the pre-stored compiling information and send the feedback electromagnetic wave to the outside after receiving the triggering electromagnetic wave sent by the triggering unit; the feedback unit receives feedback electromagnetic waves sent by the IC identification card, converts the feedback electromagnetic waves into key signals and sends the key signals; the display unit receives the pass signal and the reject signal sent by the processing unit, converts the received pass signal and reject signal into characters of 'qualified' and 'unqualified' respectively, and arranges and displays the characters in sequence; the calculating unit is used for reading and respectively counting the respective numbers of the qualified products and the unqualified products in the display unit, and substituting the numbers into a formula: qualified quantity/(qualified quantity + unqualified quantity) × 100%; obtaining the qualification rate of the IC identification card; through setting up the calculating unit, be convenient for judge the reading and writing qualification rate of IC identification card, reduce the intensity of labour of manual calculation, improve the convenience.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (6)
1. An identification technology development assistance system, comprising:
the processing unit is used for storing a pre-recorded lock and key database, transmitting a lock signal, receiving a key signal, comparing the transmitted lock signal and the received key signal with the lock and key database, generating a pass signal and transmitting the pass signal if the transmitted lock signal and the received key signal form a mapping, and generating a reject signal and transmitting the reject signal if the transmitted lock signal and the received key signal cannot form the mapping;
the lock key database is used for storing lock signals and key signals in pairs;
the triggering unit is used for receiving the locking signal sent by the processing unit, converting the locking signal into triggering electromagnetic waves and sending the triggering electromagnetic waves;
the writing-in unit is used for storing a pre-recorded compiling database, receiving the lock signal sent by the processing unit, mapping corresponding compiling information in the compiling database according to the received lock signal and sending the compiling information;
compiling information respectively corresponding to each pair of lock signals and key signals in the lock key database is stored in the compiling database;
the IC identification card is used for receiving and storing the compiling information sent by the writing unit, and can modulate the triggering electromagnetic wave into the feedback electromagnetic wave through the prestored compiling information after receiving the triggering electromagnetic wave sent by the triggering unit and send the feedback electromagnetic wave to the outside;
the feedback unit is used for receiving the feedback electromagnetic wave sent by the IC identification card, converting the feedback electromagnetic wave into a key signal and sending the key signal;
and the display unit is used for receiving the passing signal and the rejection signal sent by the processing unit, respectively converting the received passing signal and the received rejection signal into characters of 'qualified' and 'unqualified' and sequentially arranging and displaying the characters.
2. The identification technology development assistance system of claim 1, further comprising:
and the control unit is used for controlling the processing unit to continue to send the next group of lock signals after sending the pass signal or the reject signal until all the lock signals in the lock key database are sent.
3. The identification technology development assistance system of claim 1, further comprising:
and the audio reminding unit is used for receiving the rejection signal sent by the processing unit and sending out audio reminding.
4. The identification technology development assistance system of claim 1, further comprising:
and the supplement unit is used for supplementing the lock key database and the compiling database.
5. The identification technology development assistance system of claim 1, further comprising:
and the formatting unit is used for replacing the old compiling information in the IC identification card after the new compiling information received by the IC identification card.
6. The identification technology development assistance system of claim 1, further comprising:
the calculating unit is used for reading and respectively counting the respective numbers of the qualified products and the unqualified products in the display unit, and substituting the numbers into a formula: qualified quantity/(qualified quantity + unqualified quantity) × 100%; and obtaining the qualification rate of the IC identification card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010571180.4A CN111751706A (en) | 2020-06-22 | 2020-06-22 | Identity recognition technology research and development auxiliary system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010571180.4A CN111751706A (en) | 2020-06-22 | 2020-06-22 | Identity recognition technology research and development auxiliary system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111751706A true CN111751706A (en) | 2020-10-09 |
Family
ID=72675824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010571180.4A Pending CN111751706A (en) | 2020-06-22 | 2020-06-22 | Identity recognition technology research and development auxiliary system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111751706A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101276402A (en) * | 2008-04-01 | 2008-10-01 | 张卫强 | Personal identification system and method |
| CN102890797A (en) * | 2012-10-17 | 2013-01-23 | 世纪中安教育产业投资控股有限公司 | Method and system for monitoring school bus |
| CN104243160A (en) * | 2014-07-24 | 2014-12-24 | 秦锋 | Identity authentication management method and identity authentication method and device |
| CN105550740A (en) * | 2015-12-24 | 2016-05-04 | 北京奇虎科技有限公司 | Non-contact IC (Integrated Circuit) card and operation method thereof, and card reader and card reading method thereof |
| CN107274532A (en) * | 2017-07-11 | 2017-10-20 | 广东能兴科技发展有限公司 | The temporary password gate control system that encryption parameter dynamically updates |
| CN207440805U (en) * | 2017-11-16 | 2018-06-01 | 金邦达有限公司 | Integrated card reader arrangement |
-
2020
- 2020-06-22 CN CN202010571180.4A patent/CN111751706A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101276402A (en) * | 2008-04-01 | 2008-10-01 | 张卫强 | Personal identification system and method |
| CN102890797A (en) * | 2012-10-17 | 2013-01-23 | 世纪中安教育产业投资控股有限公司 | Method and system for monitoring school bus |
| CN104243160A (en) * | 2014-07-24 | 2014-12-24 | 秦锋 | Identity authentication management method and identity authentication method and device |
| CN105550740A (en) * | 2015-12-24 | 2016-05-04 | 北京奇虎科技有限公司 | Non-contact IC (Integrated Circuit) card and operation method thereof, and card reader and card reading method thereof |
| CN107274532A (en) * | 2017-07-11 | 2017-10-20 | 广东能兴科技发展有限公司 | The temporary password gate control system that encryption parameter dynamically updates |
| CN207440805U (en) * | 2017-11-16 | 2018-06-01 | 金邦达有限公司 | Integrated card reader arrangement |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR900005212B1 (en) | Ic card with an updatable password | |
| US3579186A (en) | Personal identification method and apparatus | |
| US7938328B2 (en) | Secure magnetic stripe reader | |
| US20060213971A1 (en) | Secure credit card adapter | |
| GB1484042A (en) | Apparatus for preparing and assessing documents such as cheques | |
| US7302572B2 (en) | Portable information storage medium and its authentication method | |
| RU2696371C1 (en) | Method and apparatus for detecting electromagnetic interference against illegal copying of card data | |
| JPH0869595A (en) | Meter reading system | |
| DE60103044D1 (en) | METHOD AND SYSTEM FOR THE ELECTRONIC RECORDING OF TRANSACTIONS AND FOR IMPLEMENTING SECURITY FUNCTIONS | |
| US20080272892A1 (en) | Sampling to obtain signal from RFID card | |
| US3894215A (en) | Time clock system | |
| EP0490083A1 (en) | Verifiable object having incremental key | |
| CN102411892B (en) | Display control chip | |
| CN111751706A (en) | Identity recognition technology research and development auxiliary system | |
| CN206961156U (en) | The retrospect of jewelry identity monitors material evidence integrally false proof external member | |
| KR101862686B1 (en) | Entry and exit record management system and method thereof | |
| CN100587703C (en) | Convenient machine-readable check-sealing and seal check locking method | |
| KR101862687B1 (en) | Entry and exit record management system and method thereof | |
| US11302155B2 (en) | Counterfeit detection apparatus | |
| CN107045617B (en) | Device and method for identifying authenticity of IC card | |
| KR100566676B1 (en) | Answer marking apparatus using smartcard and the answer marking method using this | |
| Chavan et al. | Attendance System Based on Radio Frequency Identification | |
| CN206594222U (en) | A kind of device for differentiating the IC-card true and false | |
| CN206421419U (en) | Intelligent item pool management system | |
| CN206097128U (en) | Detector of water gauge radio -frequency card |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201009 |