CN113496264B - Communication system based on RFID wounded condition card - Google Patents
Communication system based on RFID wounded condition card Download PDFInfo
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- CN113496264B CN113496264B CN202110699724.XA CN202110699724A CN113496264B CN 113496264 B CN113496264 B CN 113496264B CN 202110699724 A CN202110699724 A CN 202110699724A CN 113496264 B CN113496264 B CN 113496264B
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- 238000004891 communication Methods 0.000 title claims abstract description 80
- 238000012795 verification Methods 0.000 claims abstract description 13
- 208000027418 Wounds and injury Diseases 0.000 claims description 42
- 230000006378 damage Effects 0.000 claims description 20
- 208000014674 injury Diseases 0.000 claims description 20
- 238000012545 processing Methods 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000005538 encapsulation Methods 0.000 claims description 2
- 238000013507 mapping Methods 0.000 claims 1
- 238000012546 transfer Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 6
- 229920000915 polyvinyl chloride Polymers 0.000 description 6
- 239000004800 polyvinyl chloride Substances 0.000 description 6
- 239000002131 composite material Substances 0.000 description 3
- 238000004590 computer program Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device
- G06K17/0029—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device the arrangement being specially adapted for wireless interrogation of grouped or bundled articles tagged with wireless record carriers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention discloses a communication system based on RFID wounded card, which comprises: the system comprises a close-range acquisition communication terminal, a remote terminal server and RFID wounded condition cards, wherein the close-range acquisition terminal communication terminal is in communication connection with a plurality of RFID wounded condition cards, performs data acquisition in the RFID wounded condition cards and communicates with the remote terminal server; through the setting of the close-range acquisition communication terminal group identification information and the safety configuration verification, the acquisition and classification of the wounded card information are realized, the transfer efficiency of wounded patients is accelerated, and the privacy information is ensured.
Description
Technical Field
The invention relates to radio frequency identification technology (Radio Frequency Identification, RFID), in particular to application of RFID in the medical field, and in particular relates to a clinical communication system applying RFID wound cards.
Background
Radio frequency identification technology (Radio Frequency Identification, RFID) is a contactless automatic identification technology that has emerged in the 90 s of the 20 th century. The device has the characteristics of small volume, large capacity, reusability, no need of a visible light source, good penetrability, wireless instant long-distance reading mode, high recognition speed and long service life. In addition, the RFID tag realizes an anti-collision technology, can read a plurality of targets at the same time, and has high reading speed. Since the nineties of the last century, RFID technology has been rapidly developed and has become an emerging industry group of high-tech technology and a new growth point.
The RFID system mainly comprises an electronic tag and a reader-writer, and other parts also comprise middleware or application software and the like. And the reader-writer performs read-write operation on the electronic tag according to the hardware structure and the corresponding software technology, so as to realize the processing and control of the electronic tag. The electronic tag is a carrier of data in the RFID system, and the most commonly used electronic tag is a passive tag with a built-in radio frequency antenna.
For hospital systems, RFID systems are beginning to be applied in systems such as registration clinics, and also in the process of patient identification. For large communities and enterprise companies, particularly in the rescue process of large disasters such as earthquakes, how to realize classification of injury data and information acquisition by means of an RFID system, accurately performing classification treatment of injuries and guaranteeing information security in classification treatment are problems to be solved.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides an injury card acquisition communication system based on an RFID system.
Wherein the system comprises: the system comprises a near-distance acquisition communication terminal, a remote terminal server and RFID wound cards, wherein the near-distance acquisition communication terminal is in communication connection with a plurality of RFID wound cards, performs data acquisition in the RFID wound cards and communicates with the remote terminal server;
the RFID wounded information card comprises a self-defined reserved space, wherein the self-defined reserved space is provided with RFID wounded information card group identification information for distinguishing classification information of the RFID wounded information cards, and the group ID classification information is formed by setting keyword information extracted during wounded information writing;
each sector in the RFID wounded information card is divided into data area information and password area information, and the password area information and the data area information are correspondingly stored in different sectors; setting a password block and a data block in each sector, wherein when reading and writing operations are performed on different data blocks of the same sector, only one verification operation is performed;
the near-distance acquisition communication terminal comprises an encryption processing unit and a baseband data processing unit, wherein the encryption processing unit performs encryption processing on the injury privacy information to ensure the privacy of a user, maps the obtained encryption information of the injury privacy information, the RFID injury card identification information and the information of the data information encapsulation type to corresponding bit positions of a header, and sends the header to the baseband data processing unit, and the baseband data processing unit encodes and sends the header and the encrypted follow-up data information to be sent to a remote terminal server.
Preferably, the close-range acquisition communication terminal and the RFID wound card perform data communication operation, the wound information performs data read-write storage in a text information stream manner, the text information written into the RFID wound card is performed in blocks, a writing buffer zone with the size of 16B is established in the data information area, when the wound information is written into the RFID wound card in sequence by the text information, text characters are filled into the writing buffer zone, and when the writing buffer zone is filled, the data of 16B are written into the data block of the wound card.
Preferably, the password area of the RFID wounded card stores password information, and the verification judgment of the read-write operation of the password area comprises the following steps: and the short-distance acquisition communication terminal acquires verification information of the password area and sends the verification information to the remote terminal server, and the remote terminal server judges whether the short-distance acquisition communication terminal has permission to execute data communication on the RFID wounded information card according to the time stamp during access and the MAC address information of the short-distance acquisition communication terminal.
Preferably, the information determination of the timestamp is based on whether the frequency of the access information accords with a preset access interval period, if not, the information is determined to be out of range, and the subsequent password verification operation is not executed.
Preferably, the close-range acquisition communication terminal adopts an upper computer reader-writer architecture, and the upper computer and the reader-writer in the close-range acquisition communication terminal exchange instruction information, card numbers and data stored in the card sector in a serial port mode.
Preferably, the reader-writer in the close-range acquisition communication terminal uses a 51-singlechip to control the radio frequency identification chip RC500, and the close-range acquisition communication terminal can perform communication with a plurality of RFID cards.
Preferably, the close-range acquisition communication terminal sets the number of the upper wounded card tags in the administrated RFID, acquires the RFID signal, identifies the user group representing information in the RFID, and simultaneously performs read-write communication of information according to the serial number range of the set group representing information tag.
Preferably, the specific steps of performing read-write communication of information according to the sequence number range of the tag of the group indication information set by the method are as follows: the close-range acquisition communication terminal sequentially sends the serial numbers of the RFID wounded card labels in the range of the administered serial numbers one by one;
the tag of an RFID wounded condition card is immediately in a waiting state after the close-range acquisition communication terminal sends the tag;
after the tag of each RFID wounded card receives the signal, the tag performs exclusive OR operation with the serial number recorded by the tag, if the result is 0, the tag number is consistent, and the tag of the RFID wounded card sends an answer. The answer content contains the label serial number of the RFID wounded card of the answer content to confirm again; if the result is not 0, the tag of the RFID wounded card is regarded as an invalid signal, and is immediately discarded, and the receiving and transmitting state is again entered;
after a reader-writer in the near-distance acquisition communication terminal sends a serial number, a return signal is received immediately, the received signal is exclusive-ored, and if the result is not 0, the signal is invalid and discarded; if the result is 0, normally receiving and recording the RSSI value of the return signal;
after the reader-writer sends a label serial number of the RFID wounded card, entering a set waiting time, wherein the waiting time ensures that the label of the furthest RFID wounded card has enough time to receive and answer; if the signal is not received in the waiting time, or the exclusive or of the received signal is not 0, the reader sends the same serial number again. After the second transmission, the signal still does not receive, which means that the label of the RFID wounded card fails, after two rounds, the label of the RFID wounded card still fails, and then information is transmitted to the upper level of the system, and the label failure information of the RFID wounded card is fed back.
Preferably, after the label of the RFID wounded card in the sequence number range is collected, repeating the steps according to the manageable number value again; until the number of the serial numbers to be collected is completed; recording label information of the generated fault RFID wounded information card and the information of the unclaimed RFID wounded information card, and sending the unclaimed RFID wounded information card to a remote terminal server.
Preferably, the close-range acquisition communication terminal receives a control signal of the remote terminal server, and sends a forced reset unit to the RFID injury card for completing the reset operation of the parameter values.
The invention realizes the collection and classification of the wounded card information through the setting and the safety configuration verification of the short-distance collection communication terminal group identification information, accelerates the transfer efficiency of wounded patients, and simultaneously ensures the privacy information.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a communication system of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
The invention relates to an injury card acquisition communication system based on an RFID system, which comprises a close-range acquisition communication terminal, an RFID injury card and a remote terminal server. The remote terminal server is connected with the close range acquisition communication terminal and the RFID injury card.
The near-distance acquisition communication terminal is in communication connection with the RFID card systems and is used for acquiring data in the RFID wounded information cards, wherein the self-defined reserved space in the wounded information cards is provided with wounded information card group identification information for distinguishing classification information of the wounded information cards, and the group ID classification information is set according to keyword information extracted during wounded information writing;
optionally, the RFID wound card body may be formed by an RFID chip, an RFID antenna, a memory chip, a PVC (polyvinylchloride) card carrier, and read/write contact points. The PVC card carrier is a carrier of a high-capacity medical information card, the right upper corner of the card is provided with 1 hanging hole, and the RFID chip, the RFID antenna and the memory chip are packaged in the middle position inside the PVC card carrier to form a composite card. The shape of the composite card can be various, and the composite card can be integrated on an image acquisition device or device equipment with a SIM card, and can be a bracelet, a chest card or a head-wearing ring. The read-write contact point on the memory chip is fixed on the outer surface of the PVC card in an embedding way and is positioned on the same plane with the carrier; the read-write contact point is connected with the memory chip through a wire. The RFID chip and the RFID antenna form an RFID electronic tag, the RFID antenna is arranged in the PVC card carrier, the antenna frequency is set to be on the basis of 13.56MHz standard frequency, the RFID chip and the RFID antenna interact with a card reader in the close-range acquisition terminal, and specified radio frequency signals are received and sent according to a set mode. The label described below is a label corresponding to a card on an RFID.
The RFID injury card in the system stores information of a user belonging to a unit, injury category, medical record information, processing condition and the like, extracts group ID information of the RFID card according to the information, wherein the group ID information is provided with a plurality of pieces of information, different ID information is provided with different priorities, and screening record is carried out according to the group ID information when the acquisition communication terminal carries out information read-write communication.
Optionally, when the selected range is 100 and the first-level priority group ID does not meet the number, the information of the second-level priority is set in a complementary manner, so that a transferring wounded list is automatically generated in the remote terminal server under an emergency, real-time synchronization of the transferring data is achieved, manual intervention is not needed, and transferring efficiency of wounded is guaranteed.
Meanwhile, in order to ensure that information of wounded persons is not randomly collected by a third party, each sector in the RFID wounded card is divided into data information and password area information, the passwords and the data information are correspondingly stored in different sectors, and each sector is provided with 1 password block and 15 data blocks, wherein when reading and writing operations are carried out on the different data blocks of the same sector, only one verification operation is carried out;
optionally, the close-range acquisition communication terminal and the RFID wound card perform data communication operation, the wound information performs data read-write storage in a text information stream manner, the text information written into the RFID wound card data is performed according to blocks, a writing buffer zone with a size of 16B is established in the data information area, when the wound information is written into the RFID wound card in sequence in a text information format, text characters are filled into the writing buffer zone, and when the writing buffer zone is filled, the data of 16B are written into the data block of the wound card.
The information of the data block is stored in a wounded information card and is collected and uploaded to a remote terminal server through a short-distance collecting communication terminal, the wounded information can be optionally transmitted to a first-line rescue mechanism server in real time through a wireless local area network, and the wounded information can be automatically classified and summarized in the remote terminal server to realize the inquiry function of the wounded information; optionally, the system can also communicate with a superior medical institution in time through a remote network to carry out remote consultation.
The short-distance acquisition communication terminal adopts an upper computer reader-writer architecture, and an upper computer and the reader-writer in the short-distance acquisition communication terminal exchange instruction information, card numbers and data stored in a card sector through a serial port.
The radio frequency identification chip RC500 is controlled by a 51 single chip microcomputer in the optional reader-writer, and interaction is carried out between the radio frequency identification chip RC500 and the reader-writer through an 8-bit parallel port. The software part of the singlechip mainly uses a 51 singlechip to control the radio frequency identification chip RC500 to operate the card. The close range acquisition communication terminal may perform communication with a plurality of RFID cards.
Optionally, the number of the wounded card tags in the RFID which is required to be managed by the close-range acquisition communication terminal is set, the signals of the RFID are acquired, the user group representing information in the RFID is identified, and meanwhile, the read-write communication of the information is executed according to the serial number range of the tag of the group representing information which is set by the close-range acquisition communication terminal; the method comprises the following steps:
the close-range acquisition communication terminal sequentially sends the label serial numbers of the RFID wounded information cards in the range of the managed serial numbers one by one.
(1) The tag of an RFID wounded condition card is immediately in a waiting state after the close-range acquisition communication terminal sends the tag;
(2) After the RFID wounded information card receives the signal, the RFID wounded information card performs exclusive OR operation with the serial number recorded by the RFID wounded information card, if the result is 0, the label number is consistent, and the RFID wounded information card sends an answer to the label. The answer content contains its own tag number for re-confirmation. If the result is not 0, the tag considers the signal as an invalid signal, immediately discards the signal and enters the receiving and transmitting state again;
(3) After the reader-writer in the near-field acquisition communication terminal sends out a serial number, a return signal is received immediately, the received signal is exclusive-ored, and if the result is not 0, the signal is invalid and discarded. If the result is 0, normally receiving and recording the RSSI value of the return signal;
(4) When the reader-writer sends the label serial number of an RFID wounded card, the reader-writer enters the set waiting time, and the time of the reader-writer ensures that the furthest label has enough time to receive and answer. If the signal is not received in the waiting time, or the exclusive or of the received signal is not 0, the reader sends the same serial number again. And after the second transmission, the signal is still not received, which means that the label is failed, after the label is still failed after the two rounds of the label, the information is transmitted to the upper level of the system, and the label failure information is fed back.
Optionally, after the label of the RFID wounded card in the sequence number range is collected, repeating the steps according to the manageable number value until the total sequence number to be collected is completed; recording and generating fault label information and the information of the wounded information of the RFID card which is not collected, and sending the information of the wounded information which is not collected to a management terminal or a remote terminal server for control.
And sending a forced reset signal to the RFID injury card by the near field communication terminal or directly after the detection of the management terminal or the remote terminal server, so as to finish the reset operation of the parameter value, and carrying out the RFID card communication connection again.
Optionally, the near field communication terminal further includes an encryption processing unit and a baseband data processing unit, the encryption processing unit encrypts the injury privacy information to ensure the privacy of the user, maps the obtained encryption information of the injury privacy information, the RFID injury card identification information and the information of the data information package type to corresponding bit positions of the header, and sends the header to the baseband data processing unit, and the baseband data processing unit encodes and sends the header and the encrypted follow-up data information to be sent to the remote control server.
Optionally, when the system works, the reader-writer sends a radio frequency signal with a specific frequency to the RFID wounded condition card, the signal contains a protocol code and energy, the RFID wounded condition card can work after receiving the energy, the information model sent by the reader-writer is demodulated and decoded, and the data stored in the RFID wounded condition card is sent back to the reader-writer after being modulated. The reader/writer may process these signals locally or send them to a remote control server using the internet or the like.
Example 2
Based on the examples described above, in one embodiment there is also provided a computer device/system comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor implements any of the methods of the embodiments described above when executing the program.
Those skilled in the art will appreciate that implementing all or part of the above-described embodiments of the method may be implemented by a computer program for instructing relevant hardware, where the program may be stored on a non-volatile computer readable storage medium, and in an embodiment of the present invention, the program may be stored on a storage medium of a computer system and executed by at least one processor in the computer system to implement the method including the embodiments of the video playing method as described above. The storage medium may be a magnetic disk, an optical disk, a Read-Only Memory (ROM), a random access Memory (Random Access Memory, RAM), or the like.
Accordingly, there is also provided a storage medium having stored thereon a computer program, wherein the program when executed by a processor implements any of the methods of the embodiments described above.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (10)
1. A RFID-based wound card communication system, the system comprising: the system comprises a near-distance acquisition communication terminal, a remote terminal server and RFID wound cards, wherein the near-distance acquisition communication terminal is in communication connection with a plurality of RFID wound cards, performs data acquisition in the RFID wound cards and communicates with the remote terminal server;
the RFID wounded information card comprises a self-defined reserved space, wherein the self-defined reserved space is provided with RFID wounded information card group identification information for distinguishing classification information of the RFID wounded information cards, and the group ID classification information is formed by setting keyword information extracted during wounded information writing;
each sector in the RFID wounded information card is divided into data area information and password area information, and the password area information and the data area information are correspondingly stored in different sectors; setting a password block and a data block in each sector, wherein when reading and writing operations are performed on different data blocks of the same sector, only one verification operation is performed;
the near-distance acquisition communication terminal comprises an encryption processing unit and a baseband data processing unit, wherein the encryption processing unit is used for carrying out encryption processing on the injury privacy information so as to ensure the privacy of a user, mapping the obtained encryption information of the injury privacy information, the RFID injury card identification information and the information of the data information encapsulation type to corresponding bit positions of a header, sending the header to the baseband data processing unit, and the baseband data processing unit is used for encoding and sending the header and the encrypted data information of the RFID injury card to be sent to a remote terminal server.
2. The system of claim 1, wherein: the near-distance acquisition communication terminal and the RFID wounded information card execute data communication operation, the wounded information executes data read-write storage in a text information stream mode, the text information written into the RFID wounded information card is carried out according to blocks, a writing buffer area with the size of 16B is established in a data information area, when the wounded information is written into the RFID wounded information card in sequence in a text information mode, text characters are filled into the writing buffer area, and when the writing buffer area is filled, the data of 16B are written into a data block of the RFID wounded information card.
3. The system of claim 1, further characterized by: the RFID wounded information card password area stores password information, and the verification judgment of the read-write operation of the password area comprises the following steps: and the short-distance acquisition communication terminal acquires verification information of the password area and sends the verification information to the remote terminal server, and the remote terminal server judges whether the short-distance acquisition communication terminal has permission to execute data communication on the RFID wounded information card according to the time stamp during access and the MAC address information of the short-distance acquisition communication terminal.
4. A system as claimed in claim 3, wherein: the information judgment of the timestamp is based on whether the frequency of the access information accords with a preset access interval period, if not, the information is judged to be out of range, and the subsequent password verification operation is not executed.
5. The system as recited in claim 4, wherein: the short-distance acquisition communication terminal adopts an upper computer reader-writer architecture, and the upper computer and the reader-writer in the short-distance acquisition communication terminal exchange instruction information, card numbers and data stored in a card sector in a serial port mode.
6. The system according to claim 5, wherein: the reader-writer in the near-field collection communication terminal uses a 51 single-chip microcomputer to control the radio frequency identification chip RC500, and the near-field collection communication terminal performs communication with a plurality of RFID wounded information cards.
7. The system of claim 6, wherein: the near-distance acquisition communication terminal sets the number of the labels of the RFID wounded information cards in jurisdiction, acquires signals of the RFID wounded information cards, identifies group identification information in the RFID wounded information cards, and simultaneously performs read-write communication according to the label serial number range of the RFID wounded information cards of the group identification information set by the near-distance acquisition communication terminal.
8. The system of claim 7, further characterized in that the read-write communication is performed according to the tag serial number range of the RFID wound card of the group identification information set thereto, by the steps of: the close-range acquisition communication terminal sequentially sends the label serial numbers of the RFID wounded information cards in the range of the managed serial numbers one by one;
the tag of an RFID wounded condition card is immediately in a waiting state after the close-range acquisition communication terminal sends the tag;
after the tag of each RFID wounded card receives the signal, performing exclusive OR operation with the serial number recorded by the tag, if the result is 0, indicating that the tag number is consistent, and sending an answer by the tag of the RFID wounded card; the answer content contains the label serial number of the RFID wounded card of the answer content to confirm again; if the result is not 0, the tag of the RFID wounded card is regarded as an invalid signal, and is immediately discarded, and the receiving and transmitting state is again entered;
after a reader-writer in the near-distance acquisition communication terminal sends a serial number, a return signal is received immediately, the received signal is exclusive-ored, and if the result is not 0, the signal is invalid and discarded; if the result is 0, normally receiving and recording the RSSI value of the return signal;
after the reader-writer sends a label serial number of the RFID wounded card, entering a set waiting time, wherein the waiting time ensures that the label of the furthest RFID wounded card has enough time to receive and answer; if the signal is not received in the waiting time, or the exclusive or of the received signal is not 0, the reader sends the same sequence number again; after the second transmission, the signal still does not receive, which means that the label of the RFID wounded card fails, after two rounds, the label of the RFID wounded card still fails, and then information is transmitted to the upper level of the system, and the label failure information of the RFID wounded card is fed back.
9. The system of claim 8, further characterized by: when the label of the RFID wounded card in the sequence number range is collected, repeating the steps until the total sequence number to be collected is completed; recording label information of the generated fault RFID wounded information card and the information of the unclaimed RFID wounded information card, and sending the unclaimed RFID wounded information card to a remote terminal server.
10. The system of claim 9, further characterized by: the near field communication terminal receives the control signal of the remote terminal server, and sends a forced reset signal to the RFID wounded condition card so as to reset the parameter value of the RFID wounded condition card.
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| CN101042723A (en) * | 2006-03-24 | 2007-09-26 | 中国科学院自动化研究所 | Blood management system based on radio frequency recognizing technology and read-write equipment thereof |
| KR100817222B1 (en) * | 2007-02-28 | 2008-03-27 | 롯데정보통신 주식회사 | Method for encrypting/decrypting electronic product code and rfid system using the same |
| CN102254201A (en) * | 2011-07-19 | 2011-11-23 | 华东理工大学 | System and method for identifying and detecting communication cables in field of engineering by using radio frequency identification (RFID) tag |
| CN107092951A (en) * | 2017-06-01 | 2017-08-25 | 智坤（江苏）半导体有限公司 | A kind of IC card system based on mobile terminal |
| CN107229962A (en) * | 2017-07-03 | 2017-10-03 | 智坤（江苏）半导体有限公司 | A kind of universal smart card based on mobile terminal |
| CN207051953U (en) * | 2017-07-03 | 2018-02-27 | 智坤（江苏）半导体有限公司 | Universal smart card and system based on mobile terminal |
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