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CN102831529A - Radio frequency based commodity information identification method and system - Google Patents

Radio frequency based commodity information identification method and system Download PDF

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Publication number
CN102831529A
CN102831529A CN2012102908892A CN201210290889A CN102831529A CN 102831529 A CN102831529 A CN 102831529A CN 2012102908892 A CN2012102908892 A CN 2012102908892A CN 201210290889 A CN201210290889 A CN 201210290889A CN 102831529 A CN102831529 A CN 102831529A
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China
Prior art keywords
tag
counterfeiting information
card reader
information
radio frequency
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Granted
Application number
CN2012102908892A
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Chinese (zh)
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CN102831529B (en
Inventor
梁浩
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Pang Chengxin
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TIANCHANG HAOYUN ELECTRONIC SCIENCE AND TECHNOLOGY CO LTD
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Priority to CN201210290889.2A priority Critical patent/CN102831529B/en
Publication of CN102831529A publication Critical patent/CN102831529A/en
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Publication of CN102831529B publication Critical patent/CN102831529B/en
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Abstract

The invention discloses radio frequency based commodity information identification method and system. The radio frequency based commodity information identification method comprises the following steps that: communication equipment sends a command of inquiring a radio frequency tag to a Bluetooth card reader, wherein the command comprises commodity classes which need to be inquired; the Bluetooth card reader reads the anti-fake information of the radio frequency tag according to the commodity classes, wherein the anti-fake information comprises a commodity information dynamic code, an accessing time information code, a UID (User Interface Design) number, a CPU (Central Processing Unit) operation code and a random code; the Bluetooth card reader encrypts the anti-fake information and then sends to the cloud computing server through the communication equipment; and the cloud computing server decrypts the encrypted anti-fake information, compares the decrypted anti-fake information with locally stored anti-fake information, judges the authenticity of the radio frequency tag and notifies the communication equipment. In the invention, the anti-fake information is dynamically generated and difficult to imitate, and therefore, the safety of anti-fake detection is enhanced.

Description

A kind of merchandise news recognition methods and system based on radio frequency
Technical field
The present invention relates to field of anti-counterfeit technology, be specifically related to a kind of merchandise news recognition methods and system based on radio frequency.
Background technology
Antifalsification label formal name used at school anti-counterfeiting mark has another name called anti-false trademark, is can paste, print, shift on subject matter surface, or on the subject matter packing, or the subject matter adjunct, lists, on business card and the anti-false wittness card, has the sign of anti-fake effect like commodity.
Antifalsification label is scheme and the effective means that brand property user protects own brand, has multiple anti-counterfeiting technology at present, for example two-dimension code, bar code and laser anti-counterfeit code etc., but these anti-counterfeiting technologies are easily by counterfeit, and security is still not high, has to be solved.
Summary of the invention
To above-mentioned defective, the object of the invention has been to propose a kind of merchandise news recognition methods and system based on radio frequency, to improve the security of existing anti-counterfeiting technology.
For realizing above-mentioned purpose, the present invention realizes through following technical scheme:
A kind of merchandise news recognition methods based on radio frequency is applied to comprise in the system of RF tag, bluetooth card reader, communication apparatus and cloud computing server, said method comprising the steps of:
The instruction that said communication apparatus sends the said RF tag of inquiry to said bluetooth card reader comprises the merchandise classification that needs are inquired about in the said instruction;
Said bluetooth card reader reads the anti-counterfeiting information of said RF tag according to said merchandise classification, and said anti-counterfeiting information comprises merchandise news dynamic code, access times information code, UID number, central processing unit CPU operation part and random code;
Said bluetooth card reader sends to said cloud computing server through said communication apparatus after said anti-counterfeiting information is encrypted;
Said cloud computing server is deciphered the anti-counterfeiting information of said encryption, and the anti-counterfeiting information of the anti-counterfeiting information after the deciphering with local storage compared, and judges the true and false of said RF tag, and notifies said communication apparatus.
Preferably, also comprise:
Said cloud computing server judges that said RF tag for after very, dynamically generates new anti-counterfeiting information, and sends to said RF tag through said communication apparatus and bluetooth card reader;
Said RF tag is stored said new anti-counterfeiting information.
Preferably, the anti-counterfeiting information after said will the deciphering compares with local anti-counterfeiting information, judges the true and false of said RF tag, specifically comprises:
Judge whether CPU operation part structured data is distorted, if do not distorted, then RF tag is true; Or
Judge whether the access times in the access times information code conform to the access times of cloud computing server record, if conform to, then RF tag is true.
Preferably, the anti-counterfeiting information after said will the deciphering compares with local anti-counterfeiting information, judges that said RF tag for after very, also comprises:
When verifying RF tag first,, judge that then this RF tag is for false if the sequence number of sequence number less than the cloud computing server storage appears in subsequent authentication for after very.
Preferably, the anti-counterfeiting information after said will the deciphering compares with local anti-counterfeiting information, judges that said RF tag for after very, also comprises:
After successfully inquiring about pre-determined number continuously, suspend schedule time visit.
Preferably, the anti-counterfeiting information after said will the deciphering compares with local anti-counterfeiting information, judge that said RF tag is vacation after, also comprise:
Write down the IP of all abuses.
The invention provides a kind of merchandise news recognition system, comprising: cloud computing server, communication apparatus, bluetooth card reader and RF tag based on radio frequency;
Said communication apparatus is used for sending a certain type of merchandise query request to said bluetooth card reader, and the anti-counterfeiting information of the encryption that said bluetooth card reader is obtained sends to said cloud computing server;
Said bluetooth card reader; Be used to call the identification code of such commodity RF tag of its storage; Communicate by letter with said RF tag according to this identification code; Obtain the anti-counterfeiting information in the RF tag and encrypt, said anti-counterfeiting information comprises merchandise news dynamic code, access times information code, UID number, central processing unit CPU operation part and random code;
Said cloud computing server after being used for the anti-counterfeiting information of above-mentioned encryption deciphered, compares the anti-counterfeiting information of the anti-counterfeiting information after the deciphering with local storage, judges the true and false of this RF tag, with final judged result notification communication equipment.
Preferably, said bluetooth card reader comprises:
The bluetooth part is used to receive the information of communication apparatus transmission and be transferred to the radio-frequency card reader part, and the information of radio-frequency card reader part is sent communication apparatus through Bluetooth antenna;
The radio-frequency card reader part, tag recognition sign indicating number, read-write password that storage anti-counterfeit commodities unit allows, according to the merchandise classification that communication apparatus sends, the corresponding read-write password and the tag recognition sign indicating number that call carry out normal read-write operation.
Preferably, said cloud computing server is used for also confirming that RF tag is a true time, after dynamically generating new anti-counterfeiting information and encrypting, returns to said RF tag;
Said RF tag also is used to decipher the said new anti-counterfeiting information of acquisition, and storage.
Compared with prior art, the present invention has following beneficial effect:
Use RF tag to substitute conventional labels in the present invention; Communication apparatus is communicated by letter with RF tag through the bluetooth card reader; Obtain the anti-counterfeiting information of encrypting in the RF tag; And the anti-counterfeiting information that will encrypt is sent to cloud computing server and carries out truth identification, and cloud computing server is with recognition result notification communication equipment; And cloud computing server regenerates dynamic anti-fake information after each identification, send to RF tag and store.Because anti-counterfeiting information is dynamically to generate, be difficult for copying, therefore, improved the security of anti-dummy check.
Description of drawings
According to embodiment and accompanying drawing the present invention is done further explain below.
Fig. 1 is a kind of merchandise news recognition system structural drawing based on radio frequency of the embodiment of the invention 1;
Fig. 2 is the RF tag structural representation of the embodiment of the invention 1;
Fig. 3 is the bluetooth card reader structural representation of the embodiment of the invention 1;
Fig. 4 is a kind of merchandise news recognition methods process flow diagram based on radio frequency of the embodiment of the invention 2.
Description of drawings:
Wherein, 10, cloud computing server; 20, communication apparatus; 30, bluetooth card reader; 40, RF tag.
Embodiment
A kind of merchandise news recognition system of the embodiment of the invention 1 based on radio frequency, as shown in Figure 1, comprise cloud computing server 10, communication apparatus 20, bluetooth card reader 30 and RF tag 40.Communication apparatus 20 sends a certain type of merchandise query request to bluetooth card reader 30; Bluetooth card reader 30 is called the identification code of such commodity RF tag of its storage, communicates by letter with RF tag 40 according to this identification code, obtains the anti-counterfeiting information of encrypting in the RF tag 40; And send to cloud computing server 10 through communication apparatus 20; After deciphering by the anti-counterfeiting information of 10 pairs of above-mentioned encryptions of cloud computing server, judge the true and false of RF tag, with final judged result notification communication equipment 20.
Wherein, communication apparatus 20 is the mobile devices that can carry out radio communication, for example mobile phone or PDA (Personal Digital Assistant, personal digital assistant) etc.
RF tag 40 is radio frequency smart card passive label (for example working in the 13.56M hertz frequency); As shown in Figure 2; Comprise: antenna, radio-frequency module, CPU (Central Processing Unit; CPU), ROM (Read-Only Memory; ROM (read-only memory)), RAM (Random Access Memory, random access memory), EEPROM (Electrically Erasable Programmable Read-Only Memory, EEPROM) etc.CPU is connected with ROM, RAM, EEPROM and radio-frequency module, communicates control; Radio-frequency module is communicated by letter with communication apparatus 20 through antenna.Wherein, the anti-counterfeiting information of storing among the EEPROM comprises: UID (User Identification, user identity proves) number, for read-only; The merchandise news dynamic code is to encrypt the back through cloud computing server 10 to generate, and read the back is provided new number by cloud computing server 10 at every turn, deposits in again; The access times information code is the serial number that increases progressively behind each visit cloud computing server, as 1,2,3 ...., n, and with serial number through encrypting, generate the access times information code; The CPU operation part for part key code in the CPU operation program, is dynamically provided by cloud computing server at every turn; Random code is dynamically provided by cloud computing server at every turn.During each read operation, CPU carries out computing with above related data and encrypts according to the order of program among the ROM, sends to cloud computing server 10 through bluetooth card reader 30 and communication apparatus 20.RF tag 40 is installed on the open place of commodity usually, and when commodity are launched, RF tag 40 will be destroyed.
Bluetooth card reader 30 is as shown in Figure 3, comprising: radio-frequency card reader part 31 and bluetooth part 32, can regard the combination of universal RFID (Radio Frequency Identification, radio frequency identification) card reader and Bluetooth adapter as.Wherein, RFID tag ID code, read-write password that ROM storage anti-counterfeit commodities unit in the radio-frequency card reader part 31 allows; The merchandise classification that radio-frequency card reader part 31 is sent according to communication apparatus 20, the corresponding read-write password and the RFID tag recognition sign indicating number that call this label carry out normal read-write operation.Bluetooth part 32 is used to receive the information of communication apparatus 20 transmissions and be transferred to radio-frequency card reader part 31, and can the information of radio-frequency card reader part 31 be sent communication apparatus 20 through Bluetooth antenna.
A kind of merchandise news recognition methods of the embodiment of the invention 2 based on radio frequency, as shown in Figure 4, may further comprise the steps:
Step 101, communication apparatus sends the instruction of inquiry RF tag to the bluetooth card reader, comprises the merchandise classification of needs inquiry in this instruction.Be specially: the bluetooth module in the bluetooth card reader receives the instruction from communication apparatus, sends to radio-frequency card reader, RFID tag recognition sign indicating number, read-write password that the ROM storage anti-counterfeit commodities unit in the radio-frequency card reader allows; Radio-frequency card reader calls corresponding read-write password and RFID tag recognition sign indicating number according to the merchandise classification that communication apparatus 20 sends, and carries out normal read-write operation with RF tag.
Step 102, bluetooth card reader read anti-counterfeiting information in the program information, EEPROM of ROM in the RF tag, and the anti-counterfeiting information that reads comprises: the UID of bluetooth label, merchandise news dynamic code, access times information code, CPU operation part and random code.Wherein, the access times information code is for after this RF tag dispatches from the factory, and every visit once; Access times record in the cloud computing server increases progressively; Behind special cryptographic calculation, obtain access times information and naturally 1,2,3 ..., n is corresponding one by one, but through cryptographic calculation; The CPU operation part is a part key code in the CPU operation program, comprises specifying the code that reads some character among the RF tag UID, reads the back at every turn and is regenerated by cloud computing server.
Step 103, the CPU in the bluetooth card reader sends to communication apparatus after the anti-counterfeiting information that reads is encrypted.
Step 104, the anti-counterfeiting information that communication apparatus will be encrypted sends to cloud computing server.
Step 105, cloud computing server is deciphered the anti-counterfeiting information of the encryption of reception, obtains merchandise news dynamic code, access times information code, CPU operation part and random code.Automatically write down the IP address of each visit simultaneously,,, can trace the fraud root according to the IP address according to the false pain article of differentiating.
Step 106; Cloud computing server compares through the anti-counterfeiting information anti-counterfeiting information corresponding with this RF tag of storage that above-mentioned deciphering obtains, and judges the true and false of this RF tag, if be false; Then notification communication equipment shows that on communication apparatus testing result is false; If access times are 2, show on communication apparatus that then testing result is true; If access times are 1, then change 107.
Judge that the true and false specifically comprises: CPU operation part (COS that deposits among the ROM) structured data through communication apparatus transmits, judge whether to be distorted,, quilt is vacation if being distorted; In addition; Can also judge the true and false of RF tag according to the access times information code; Because after the anti-counterfeiting information that at every turn reads RF tag passes to cloud computing server; Access times should add one, if the access times of the access times of RF tag and cloud computing server record are not inconsistent, then differentiate RF tag for false.In addition, certain lot number data connected reference n time all after the mistake, suspends the visit of this RF tag, and replys to communication apparatus: " please getting in touch with producer ".In addition, judge RF tag when checking first and,, judge that then this RF tag is vacation if the sequence number of sequence number less than the cloud computing server storage appears in subsequent authentication for after very.
Step 107, cloud computing server through the different encrypted algorithm, generates new following data according to the classified information that receives: encrypt the merchandise news dynamic that generates again; The access times information code (this information is the serial number that increases progressively behind each access server, as 1,2,3 ...., n ..., and with serial number through encrypting, generate new access times information code; (part key code in the CPU operation program comprises and specifies the code that reads some character among the RF tag UID CPU operation part, reads the back at every turn and is regenerated by cloud computing server; Random code (is dynamically provided by cloud computing server at every turn, reads the back at every turn and regenerated by cloud computing server.Cloud computing server storage anti-counterfeiting information is also encrypted the generation packet, sends to communication apparatus;
Step 108, communication apparatus sends to the bluetooth card reader with encrypted packets;
Step 109, the bluetooth card reader sends to RF tag with encrypted packets;
Step 110, RF tag deciphering anti-counterfeiting information, store this anti-counterfeiting information after, encrypt and generate packet (comprising new anti-counterfeiting information), store among the EEPROM.
After an above-mentioned query script is accomplished, can proceed repeatedly to inquire about, if but after successfully inquiring about n time continuously, suspend a period of time visit; If after n the inquiry failure, prompt for vacation continuously, stop the verification of data of this label, write down the IP of all abuses, visit again later on, display result does not write down IP.
Combine accompanying drawing that the present invention has been carried out exemplary description above; Obvious realization of the present invention does not receive the restriction of aforesaid way; As long as the various improvement of having adopted method design of the present invention and technical scheme to carry out; Or design of the present invention and technical scheme are directly applied to other occasion without improving, all in protection scope of the present invention.

Claims (9)

1. merchandise news recognition methods based on radio frequency is applied to comprise in the system of RF tag, bluetooth card reader, communication apparatus and cloud computing server, it is characterized in that, said method comprising the steps of:
The instruction that said communication apparatus sends the said RF tag of inquiry to said bluetooth card reader comprises the merchandise classification that needs are inquired about in the said instruction;
Said bluetooth card reader reads the anti-counterfeiting information of said RF tag according to said merchandise classification, and said anti-counterfeiting information comprises merchandise news dynamic code, access times information code, UID number, central processing unit CPU operation part and random code;
Said bluetooth card reader sends to said cloud computing server through said communication apparatus after said anti-counterfeiting information is encrypted;
Said cloud computing server is deciphered the anti-counterfeiting information of said encryption, and the anti-counterfeiting information of the anti-counterfeiting information after the deciphering with local storage compared, and judges the true and false of said RF tag, and notifies said communication apparatus.
2. the merchandise news recognition methods based on radio frequency as claimed in claim 1 is characterized in that, also comprises:
Said cloud computing server judges that said RF tag for after very, dynamically generates new anti-counterfeiting information, and sends to said RF tag through said communication apparatus and bluetooth card reader;
Said RF tag is stored said new anti-counterfeiting information.
3. the merchandise news recognition methods based on radio frequency as claimed in claim 1 is characterized in that, the anti-counterfeiting information after said will the deciphering compares with local anti-counterfeiting information, judges the true and false of said RF tag, specifically comprises:
Judge whether CPU operation part structured data is distorted, if do not distorted, then RF tag is true; Or
Judge whether the access times in the access times information code conform to the access times of cloud computing server record, if conform to, then RF tag is true.
4. the merchandise news recognition methods based on radio frequency as claimed in claim 1 is characterized in that, the anti-counterfeiting information after said will the deciphering compares with local anti-counterfeiting information, judges that said RF tag for after very, also comprises:
When verifying RF tag first,, judge that then this RF tag is for false if the sequence number of sequence number less than the cloud computing server storage appears in subsequent authentication for after very.
5. the merchandise news recognition methods based on radio frequency as claimed in claim 1 is characterized in that, the anti-counterfeiting information after said will the deciphering compares with local anti-counterfeiting information, judges that said RF tag for after very, also comprises:
After successfully inquiring about pre-determined number continuously, suspend schedule time visit.
6. the merchandise news recognition methods based on radio frequency as claimed in claim 1 is characterized in that, the anti-counterfeiting information after said will the deciphering compares with local anti-counterfeiting information, judge that said RF tag is vacation after, also comprise:
Write down the IP of all abuses.
7. the merchandise news recognition system based on radio frequency is characterized in that, comprising: cloud computing server, communication apparatus, bluetooth card reader and RF tag;
Said communication apparatus is used for sending a certain type of merchandise query request to said bluetooth card reader, and the anti-counterfeiting information of the encryption that said bluetooth card reader is obtained sends to said cloud computing server;
Said bluetooth card reader; Be used to call the identification code of such commodity RF tag of its storage; Communicate by letter with said RF tag according to this identification code; Obtain the anti-counterfeiting information in the RF tag and encrypt, said anti-counterfeiting information comprises merchandise news dynamic code, access times information code, UID number, central processing unit CPU operation part and random code;
Said cloud computing server after being used for the anti-counterfeiting information of above-mentioned encryption deciphered, compares the anti-counterfeiting information of the anti-counterfeiting information after the deciphering with local storage, judges the true and false of this RF tag, with final judged result notification communication equipment.
8. the merchandise news recognition system based on radio frequency as claimed in claim 7 is characterized in that, said bluetooth card reader comprises:
The bluetooth part is used to receive the information of communication apparatus transmission and be transferred to the radio-frequency card reader part, and the information of radio-frequency card reader part is sent communication apparatus through Bluetooth antenna;
The radio-frequency card reader part, tag recognition sign indicating number, read-write password that storage anti-counterfeit commodities unit allows, according to the merchandise classification that communication apparatus sends, the corresponding read-write password and the tag recognition sign indicating number that call carry out normal read-write operation.
9. the merchandise news recognition system based on radio frequency as claimed in claim 7 is characterized in that,
Said cloud computing server is used for also confirming that RF tag is a true time, after dynamically generating new anti-counterfeiting information and encrypting, returns to said RF tag;
Said RF tag also is used to decipher the said new anti-counterfeiting information of acquisition, and storage.
CN201210290889.2A 2012-08-15 2012-08-15 A kind of commodity information identification method based on radio frequency and system Expired - Fee Related CN102831529B (en)

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Cited By (17)

* Cited by examiner, † Cited by third party
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CN104318190A (en) * 2014-10-14 2015-01-28 深圳三元色数码科技有限公司 Anti-fake identification method and system
CN105380805A (en) * 2015-10-26 2016-03-09 捷荣科技集团有限公司 An intelligent feeding bottle cover and its anti-counterfeiting query method
CN105912968A (en) * 2016-04-19 2016-08-31 成都东哲科技有限公司 Commodity information recognition method and system based on radio frequency
CN106919869A (en) * 2015-12-28 2017-07-04 简道天成电子信息科技（苏州）有限公司 One kind mark Internet of Things integrated system and reading implementation method
CN106991453A (en) * 2017-02-14 2017-07-28 北京索迪医疗器械开发有限责任公司 A kind of anti-pseudo electrode and its recognition methods
CN106991455A (en) * 2017-03-27 2017-07-28 浙江蓝云信息科技股份有限公司 A kind of production management system of enterprise based on RFID
CN107886333A (en) * 2016-09-29 2018-04-06 珠海晶通科技有限公司 A kind of Antiforge system and its method for anti-counterfeit with dynamic anti-fake information
WO2018176701A1 (en) * 2017-03-29 2018-10-04 深圳市科迈爱康科技有限公司 Intelligent module and internet of things system
CN108694421A (en) * 2017-04-11 2018-10-23 浙江汉朔电子科技有限公司 Electronics price tag system and working method
CN110546639A (en) * 2018-01-30 2019-12-06 维珍股份有限公司 certified product authentication service system and method based on wireless radio frequency identification of password updating algorithm for anti-counterfeiting
WO2020010571A1 (en) * 2018-07-12 2020-01-16 深圳齐心集团股份有限公司 Big data-based anti-counterfeiting system
CN112416269A (en) * 2020-11-30 2021-02-26 珠海泽冠科技有限公司 Radio frequency transmission information encryption access method, device, electronic equipment and medium
CN112488728A (en) * 2019-08-22 2021-03-12 佛山市顺德区美的饮水机制造有限公司 Anti-counterfeiting identification method and device for consumable and electronic equipment
CN112801246A (en) * 2021-01-26 2021-05-14 厦门海晟融创信息技术有限公司 Tobacco big data tracking platform under internet of things connection
CN113079204A (en) * 2021-03-23 2021-07-06 中国重汽集团济南动力有限公司 Vehicle filter element genuine product identification system and working method thereof
CN115660021A (en) * 2022-12-29 2023-01-31 成都普什信息自动化有限公司 RFID anti-counterfeiting bidirectional authentication reading method and RFID anti-counterfeiting system
CN117580021A (en) * 2023-11-22 2024-02-20 广州莲雾科技有限公司 Bluetooth tag batch self-checking and configuring method and system

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Publication number Priority date Publication date Assignee Title
CN104318190A (en) * 2014-10-14 2015-01-28 深圳三元色数码科技有限公司 Anti-fake identification method and system
CN105380805A (en) * 2015-10-26 2016-03-09 捷荣科技集团有限公司 An intelligent feeding bottle cover and its anti-counterfeiting query method
CN106919869A (en) * 2015-12-28 2017-07-04 简道天成电子信息科技（苏州）有限公司 One kind mark Internet of Things integrated system and reading implementation method
CN105912968A (en) * 2016-04-19 2016-08-31 成都东哲科技有限公司 Commodity information recognition method and system based on radio frequency
CN107886333A (en) * 2016-09-29 2018-04-06 珠海晶通科技有限公司 A kind of Antiforge system and its method for anti-counterfeit with dynamic anti-fake information
CN106991453A (en) * 2017-02-14 2017-07-28 北京索迪医疗器械开发有限责任公司 A kind of anti-pseudo electrode and its recognition methods
CN106991455A (en) * 2017-03-27 2017-07-28 浙江蓝云信息科技股份有限公司 A kind of production management system of enterprise based on RFID
WO2018176701A1 (en) * 2017-03-29 2018-10-04 深圳市科迈爱康科技有限公司 Intelligent module and internet of things system
CN108694421B (en) * 2017-04-11 2021-10-08 汉朔科技股份有限公司 Electronic price tag system and working method
CN108694421A (en) * 2017-04-11 2018-10-23 浙江汉朔电子科技有限公司 Electronics price tag system and working method
CN110546639A (en) * 2018-01-30 2019-12-06 维珍股份有限公司 certified product authentication service system and method based on wireless radio frequency identification of password updating algorithm for anti-counterfeiting
WO2020010571A1 (en) * 2018-07-12 2020-01-16 深圳齐心集团股份有限公司 Big data-based anti-counterfeiting system
CN112488728A (en) * 2019-08-22 2021-03-12 佛山市顺德区美的饮水机制造有限公司 Anti-counterfeiting identification method and device for consumable and electronic equipment
CN112416269A (en) * 2020-11-30 2021-02-26 珠海泽冠科技有限公司 Radio frequency transmission information encryption access method, device, electronic equipment and medium
CN112416269B (en) * 2020-11-30 2023-05-16 珠海趣印科技有限公司 Radio frequency transmission information encryption access method and device, electronic equipment and medium
CN112801246A (en) * 2021-01-26 2021-05-14 厦门海晟融创信息技术有限公司 Tobacco big data tracking platform under internet of things connection
CN112801246B (en) * 2021-01-26 2021-10-29 厦门海晟融创信息技术有限公司 Tobacco big data tracking platform under internet of things connection
CN113079204A (en) * 2021-03-23 2021-07-06 中国重汽集团济南动力有限公司 Vehicle filter element genuine product identification system and working method thereof
CN115660021A (en) * 2022-12-29 2023-01-31 成都普什信息自动化有限公司 RFID anti-counterfeiting bidirectional authentication reading method and RFID anti-counterfeiting system
CN117580021A (en) * 2023-11-22 2024-02-20 广州莲雾科技有限公司 Bluetooth tag batch self-checking and configuring method and system
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