CN102486838B - Multi-criteria radio frequency identification (RFID) tag data integration and conversion method - Google Patents
Multi-criteria radio frequency identification (RFID) tag data integration and conversion method Download PDFInfo
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Abstract
The invention provides a multi-criteria radio frequency identification (RFID) tag data integration and conversion method. A multi-protocol processor comprises the following assemblies: an RFID data transceiver, an input buffer area, an RFID standard conversion interface, a message generator, a streaming data processing engine, an analyzer and an output buffer area. An output terminal of the RFID data transceiver forms communication connection with the input buffer area and a signal input terminal forms the communication connection with the output buffer area. The input terminal of the RFID standard conversion interface forms the communication connection with the input buffer area and the output terminal is connected with the output buffer area. The output terminal of the RFID standard conversion interface is also connected with the message generator and the input terminal is also connected with the analyzer. An input terminal of the streaming data processing engine receives the information of the message generator and the output terminal is connected with the analyzer. By using the method of the invention, a standardization conversion problem of a RFID multiprotocol standard can be effectively solved and a demand of being compatible with multi-criteria RFID tag data in a current RFID application system can be satisfied.
Description
Technical field
The present invention relates to RFID recognition technology field, is the integrated and conversion method of a kind of multi-standard RFID label data specifically.
Background technology
At present, along with RFID(Radio Frequency Identification) continuous maturation and the development of radio RF recognition technology, especially the rise of the Internet of Things concept using RFID as core technology certainly, make RFID technology more and more receive the concern of industrial community, its application is also increasingly extensive.But owing to also not forming unified globalization standard, RFID is still in multiple standards the situation of depositing.RFID standard and agreement mainly contain three large standard series and five large normal structures in the world, three large standard series comprise ISO series, EPC series and Japanese UID series, and five large normal structures are that EPC Global, the AIM, ISO, UID and the IP-X that combine establishment by North America UCC product Unified coding tissue and European EAN product standard tissue organize.China has also formulated relevant RFID standard with reference to ISO18000 series standard, at RFID label with read write line, frequency and communicate by letter, the aspect such as data layout and information security formulated respectively relevant criterion.Owing to having the each opposite sex of data layout diversity, Organization of Data and naming rule, value type inconsistency etc. between various criterion and agreement, this situation that coexists has caused the exchanges data of RFID application system and the integrated obstruction of information and incompatible, also for the operations such as thing followed RFID acquisition of information, identification, processing, exchange, retrieval, analysis and utilization have brought a huge difficult problem.
Therefore,, as RFID data processing and the integrated basis of information, realize the integrated and conversion of RFID label data between various criterion in the urgent need to a kind of effective method.
Summary of the invention
In order to solve an above-mentioned difficult problem, the object of this invention is to provide a kind of integrated method with changing of RFID label data between various criterion, by realizing corresponding consensus standard translation building block, efficiently solve the standardization transition problem of RFID multi-protocols standard, met the demand of compatible multi-standard RFID label in existing RFID application system.
The technical solution adopted in the present invention is for achieving the above object: the integrated and conversion method of a kind of multi-standard RFID label data, realize by multi-protocols processing unit, described multi-protocols processing unit, according to different data-switching Demand Design for reading translative mode and writing translative mode; Described multi-protocols processing unit, is designed to RFID multi-protocols normal data transfer algorithm according to multi-standard according to transformation working pattern; Described multi-protocols processing unit, designs corresponding monitoring management algorithm according to the working mechanism of multi-protocols processor.Described multi-protocols processor mainly comprises following assembly: RFID data collector, input block, RFID standard handovers interface, message generator, flow data processing engine, resolver, output buffer; Concrete annexation is: described RFID data collector output terminal and input block communication connection, signal input part and output buffer communication connection; Described RFID standard handovers interface input end and input block communication connection, output terminal is connected with output buffer; Described RFID standard handovers interface output terminal is also connected with message generator, and input end is also connected with resolver; The information of described flow data processing engine input end receipt message generator, output terminal is connected with resolver.
Described RFID data collector: for reception and the transmission of RFID label data information; Described input block: the application system data that interim storage receives from upper strata member, and further send out described and carry out data standard conversion toward RFID standard handovers interface; Described RFID standard handovers interface: for the label data of different protocol standards being converted to a kind of data of puppy parc, or the data of puppy parc in application system are converted to the RFID data of specific criteria; Described message generator: produce the message that writes that sends to relevant rfid interrogator; Described flow data processing engine: provide RFID equipment interface for identifying RFID read-write equipment mutual with it; Described resolver: for resolving the label data being obtained by different protocol standards RFID read-write equipment; Described output buffer: store RFID standard handovers interface label data after treatment temporarily, and data are sent to application system.
Described multi-protocols processor also comprises following assembly: command/response interchanger, read write line connection management module, Monitoring Manager module; Concrete connected mode is: described Monitoring Manager module one output terminal is connected with RFID data collector, and another output terminal is connected with read write line connection management module.Described command/response interchanger input end is connected with RFID data collector, and one output terminal is connected with message generator; Described read write line connection management module one input end is connected with manager module, also communicates to connect with flow data processing engine; Described command/response interchanger: for carrying out the abnormality processing to RFID data transmission/reception & disposal; Described read write line connection management: be connected for managing with rfid interrogator dissimilar, various criterion; Described Monitoring Manager module: be responsible for the operations such as the data transmission/reception & disposal to protocol conversion and RFID flow data processing engine specially and monitor; In multi-protocols processor, our conversion designs to multi-protocols standard RFID data has also realized corresponding data-switching mode of operation and data conversion treatment algorithm.
The described translative mode that reads is to obtain data from the RFID equipment of multiple different agreements, after the simple data processing of flow data processing engine, be converted into unified protocol data process by RFID standard handovers interface, this process adopts infinite loop to intercept mode, continuous processing RF ID data;
The described translative mode specific works flow process that reads is:
The first step, the RFID equipment of multiple different agreements reads the RFID label data of multiple various criterion;
Second step, flow data processing engine is collected the RFID label data of reading and is carried out simple data processing, then data is sent to resolver;
The 3rd step, resolver is resolved the RFID label data of different protocol standards;
The 4th step, is converted into the data of unified standard by the data after resolving through RFID standard handovers interface;
The 5th step, is admitted to output state by the RFID data of all unified standards after conversion and waits for output;
The 6th step, all offers upper layer application by RFID data collector by the data in all output states.
Said write translative mode: this modal representation in data writing process, receive data from application system, unified protocol data is converted to the process of different RF ID protocol data, the read write line equipment state that wherein will write by confirmation in conversion writes, carries out specific aim standard handovers and write operation;
It writes translative mode specific works flow process:
The first step, RFID data collector receives the RFID data that will be written to label from application system;
Second step, all RFID data are stored in input block temporarily and are further mail to RFID standard handovers interface;
The 3rd step, in RFID standard handovers interface, RFID data are converted into the RFID label data that meets specific criteria;
The 4th step, is sent to message generator through the RFID data of conversion, and message generator sends to generation the message that writes of relevant rfid interrogator;
Finally, all RFID label informations, through flow data processing engine, call corresponding rfid interrogator equipment data are write to corresponding label.
Advantage of the present invention is:
Integrated and the conversion method of RFID label data between various criterion provided by the present invention, by realizing relevant consensus standard translation building block, efficiently solve the standardization transition problem of RFID multi-protocols standard, meet the demand of compatible multi-standard RFID label data in existing RFID application system, make RFID application system to process dissimilar RFID label data according to unified data layout, and can realize sharing of between other RFID application systems data.
Brief description of the drawings
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is multi-protocols processor system frame diagram of the present invention.
Fig. 2 is RFID standard handovers working mode figure of the present invention.
Fig. 3 is the policing algorithm process flow diagram of RFID multi-protocols processor of the present invention.
Embodiment
As shown in Figure 1, 2, the integrated and conversion method of a kind of multi-standard RFID label data, realizes by multi-protocols processing unit, described multi-protocols processing unit, according to different data-switching Demand Design for reading translative mode and writing translative mode; Described multi-protocols processing unit, is designed to RFID multi-protocols normal data transfer algorithm according to multi-standard according to transformation working pattern; Described multi-protocols processing unit, designs corresponding monitoring management algorithm according to the working mechanism of multi-protocols processor.Described multi-protocols processor mainly comprises following assembly: RFID data collector, input block, RFID standard handovers interface, message generator, flow data processing engine, resolver, output buffer; Concrete annexation is: described RFID data collector output terminal and input block communication connection, signal input part and output buffer communication connection; Described RFID standard handovers interface input end and input block communication connection, output terminal is connected with output buffer; Described RFID standard handovers interface output terminal is also connected with message generator, and input end is also connected with resolver; The information of described flow data processing engine input end receipt message generator, output terminal is connected with resolver.
Described RFID data collector: for reception and the transmission of RFID label data information; Described input block: the application system data that interim storage receives from upper strata member, and further send out described and carry out data standard conversion toward RFID standard handovers interface; Described RFID standard handovers interface: for the label data of different protocol standards being converted to a kind of data of puppy parc, or the data of puppy parc in application system are converted to the RFID data of specific criteria; Described message generator: produce the message that writes that sends to relevant rfid interrogator; Described flow data processing engine: provide RFID equipment interface for identifying RFID read-write equipment mutual with it; Described resolver: for resolving the label data being obtained by different protocol standards RFID read-write equipment; Described output buffer: store RFID standard handovers interface label data after treatment temporarily, and data are sent to application system.
Described multi-protocols processor also comprises following assembly: command/response interchanger, read write line connection management module, Monitoring Manager module; Concrete connected mode is: described Monitoring Manager module one output terminal is connected with RFID data collector, and another output terminal is connected with read write line connection management module.Described command/response interchanger input end is connected with RFID data collector, and one output terminal is connected with message generator; Described read write line connection management module one input end is connected with manager module, also communicates to connect with flow data processing engine; Described command/response interchanger: for carrying out the abnormality processing to RFID data transmission/reception & disposal; Described read write line connection management: be connected for managing with rfid interrogator dissimilar, various criterion; Described Monitoring Manager module: be responsible for the operations such as the data transmission/reception & disposal to protocol conversion and RFID flow data processing engine specially and monitor; In multi-protocols processor, our conversion designs to multi-protocols standard RFID data has also realized corresponding data-switching mode of operation and data conversion treatment algorithm.
The described translative mode that reads is to obtain data from the RFID equipment of multiple different agreements, after the simple data processing of flow data processing engine, be converted into unified protocol data process by RFID standard handovers interface, this process adopts infinite loop to intercept mode, continuous processing RF ID data;
The described translative mode specific works flow process that reads is:
The first step, the RFID equipment of multiple different agreements reads the RFID label data of multiple various criterion;
Second step, flow data processing engine is collected the RFID label data of reading and is carried out simple data processing, then data is sent to resolver;
The 3rd step, resolver is resolved the RFID label data of different protocol standards;
The 4th step, is converted into the data of unified standard by the data after resolving through RFID standard handovers interface;
The 5th step, is admitted to output state by the RFID data of all unified standards after conversion and waits for output;
The 6th step, all offers upper layer application by RFID data collector by the data in all output states.
Said write translative mode: this modal representation in data writing process, receive data from application system, unified protocol data is converted to the process of different RF ID protocol data, the read write line equipment state that wherein will write by confirmation in conversion writes, carries out specific aim standard handovers and write operation;
It writes translative mode specific works flow process:
The first step, RFID data collector receives the RFID data that will be written to label from application system;
Second step, all RFID data are stored in input block temporarily and are further mail to RFID standard handovers interface;
The 3rd step, in RFID standard handovers interface, RFID data are converted into the RFID label data that meets specific criteria;
The 4th step, is sent to message generator through the RFID data of conversion, and message generator sends to generation the message that writes of relevant rfid interrogator;
Finally, all RFID label informations, through flow data processing engine, call corresponding rfid interrogator equipment data are write to corresponding label.
Based on above two kinds of proposed transformation working patterns, the present invention has designed and Implemented RFID multi-protocols normal data transfer algorithm, and algorithm false code is as follows:
1. identify RFID read-write equipment according to the equipment interface of flow data processing engine, and be that each RFID read-write equipment distributes a RFID status identifier, confirm the connection status between read-write equipment and system;
If 2. equipment connection is normal, receive label data from rfid interrogator, or send the data from upper strata member, be converted to single-protocol, and send to corresponding read write line;
3. the RFID label data of different agreement is converted to uniform protocol data, or upper strata member uniform protocol data is converted to the data of single-protocol:
A) resolve the data that receive from 2.;
B) change resolved data into unified protocol data, or come from the 4. step not data of single-protocol of data of member at the middle and upper levels;
C) produce one write message by message from b) sending to corresponding rfid interrogator.
4. send the data that are converted to uniform protocol to upper strata member, or RFID incident management equipment, or receive data writing from upper strata member;
5. the connection processing in monitoring 1., the connection status between read write line and application system, and monitoring is in the data transmission/reception 2. and 4..
Especially, Monitoring Manager module and other modules are set up communication, are responsible for the protocol conversion operation in the connection status between rfid interrogator attended operation, rfid interrogator and application system, RFID multi-protocols processor and the data transmission/reception & disposal of RFID flow data processing engine to monitor.Shown in the designed monitoring management algorithm (seeing accompanying drawing 3) of the present invention.Its policing algorithm illustrates:
Monitoring processor records and message informing mode by execution journal, and what each member of multi-protocols processor in data handling procedure was occurred carries out respective record extremely, and triggers corresponding abnormality processing operation.For example, in RFID label ablation process, monitor and carry out the rfid interrogator that writes and wouldn't use, the data that will write are temporarily saved in to data buffering, and survey this read write line by transmission message and whether recover, if recovered, continue to write, overtime else if, abandon the data in buffering, and notify at once write abnormal.
Multi-protocols processor (Multi-Protocol Processor, MPP) and conversion method integrated taking multi-standard RFID label data is basis, its target is, by RFID standard handovers interface, different consensus standards is converted to unified agreement, and carries out follow-up data processing in unified standard base.Write fashionablely when carry out data to RFID label, the data of uniform protocol are converted to the data of various various criterions, and send to read write line.
Claims (3)
1. the integrated and conversion method of multi-standard RFID label data, realizes by multi-protocols processing unit, it is characterized in that:
Described multi-protocols processing unit, according to different data-switching Demand Design for reading translative mode and writing translative mode;
Described multi-protocols processing unit, is designed to RFID multi-protocols normal data transfer algorithm according to multi-standard according to transformation working pattern;
Described multi-protocols processing unit, designs corresponding monitoring management algorithm according to the working mechanism of multi-protocols processor;
Described multi-protocols processor comprises following assembly: RFID data collector, input block, RFID standard handovers interface, message generator, flow data processing engine, resolver, output buffer;
Concrete annexation is:
Described RFID data collector output terminal and input block communication connection, input end and output buffer communication connection;
Described RFID standard handovers interface input end and input block communication connection, output terminal is connected with output buffer;
Described RFID standard handovers interface output terminal is also connected with message generator, and input end is also connected with resolver;
The information of described flow data processing engine input end receipt message generator, output terminal is connected with resolver;
Described RFID data collector: for reception and the transmission of RFID label data information;
Described input block: the application system data that interim storage receives from upper strata member, and further mail to described RFID standard handovers interface and carry out data standard conversion;
Described RFID standard handovers interface: for the label data of different protocol standards being converted to a kind of data of puppy parc, or the data of puppy parc in application system are converted to the RFID data of specific criteria;
Described message generator: produce the message that writes that sends to relevant rfid interrogator;
Described flow data processing engine: provide rfid interrogator interface for identifying rfid interrogator mutual with it;
Described resolver: for resolving the label data being obtained by different protocol standards rfid interrogator;
Described output buffer: store RFID standard handovers interface label data after treatment temporarily, and data are sent to application system;
The described translative mode that reads is to obtain data from the rfid interrogator of multiple different agreements, after the simple data processing of flow data processing engine, be converted into unified protocol data process by RFID standard handovers interface, this process adopts infinite loop to intercept mode, continuous processing RF ID data;
The described translative mode specific works flow process that reads is:
The first step, the rfid interrogator of multiple different agreements reads the RFID label data of multiple various criterion;
Second step, flow data processing engine is collected the RFID label data of reading and is carried out simple data processing, then data is sent to resolver;
The 3rd step, resolver is resolved the RFID label data of different protocol standards;
The 4th step, is converted into the data of unified standard by the data after resolving through RFID standard handovers interface;
The 5th step, is admitted to output state by the RFID data of all unified standards after conversion and waits for output;
The 6th step, all offers upper layer application by RFID data collector by the data in all output states;
Said write translative mode:
This modal representation in data writing process, receive data from application system, unified protocol data is converted to the process of different RF ID protocol data, the read write line equipment state that wherein will write by confirmation in conversion writes, carries out specific aim standard handovers and write operation;
Said write translative mode specific works flow process is:
The first step, RFID data collector receives the RFID data that will be written to label from application system;
Second step, all RFID data are stored in input block temporarily and are further mail to RFID standard handovers interface;
The 3rd step, in RFID standard handovers interface, RFID data are converted into the RFID label data that meets specific criteria;
The 4th step, is sent to message generator through the RFID data of conversion, and message generator sends to generation the message that writes of relevant rfid interrogator;
The 5th step, all RFID label informations, through flow data processing engine, call corresponding rfid interrogator equipment data are write to corresponding label;
RFID multi-protocols normal data transfer algorithm is:
1) identify rfid interrogator according to the equipment interface of flow data processing engine, and be that each rfid interrogator distributes a RFID status identifier, confirm the connection status between read write line and system;
2) if equipment connection is normal, receive label data from rfid interrogator, or send the data from upper strata member, be converted to single-protocol, and send to corresponding read write line;
3) the RFID label data of different agreement is converted to uniform protocol data, or upper strata member uniform protocol data is converted to the data of single-protocol:
A) resolve from 2) the data that receive;
B) change resolved data into unified protocol data, or come from 4) the step data that the data of member are single-protocol at the middle and upper levels;
C) produce one write message by message from b) sending to corresponding rfid interrogator;
4) send the data that are converted to uniform protocol to upper strata member, or RFID incident management equipment, or receive data writing from upper strata member;
5) monitoring 1) in connection processing, the connection status between read write line and application system, and monitoring 2) and 4) in data transmission/reception.
2. and conversion method integrated by multi-standard RFID label data claimed in claim 1, is characterized in that: described multi-protocols processor also comprises following assembly: command/response interchanger, read write line connection management module, Monitoring Manager module;
Concrete connected mode is:
Described Monitoring Manager module one output terminal is connected with RFID data collector, and another output terminal is connected with read write line connection management module.
3. and conversion method integrated by multi-standard RFID label data claimed in claim 2, is characterized in that:
Described command/response interchanger input end is connected with RFID data collector, and one output terminal is connected with message generator;
Described read write line connection management module one input end is connected with manager module, also communicates to connect with flow data processing engine;
Described command/response interchanger: for carrying out the abnormality processing to RFID data transmission/reception & disposal;
Described read write line connection management: be connected for managing with rfid interrogator dissimilar, various criterion;
Described Monitoring Manager module: data transmission/reception & disposal operation of being responsible for specially protocol conversion and RFID flow data processing engine is monitored;
In multi-protocols processor, the conversion designs to multi-protocols standard RFID data has also realized corresponding data-switching mode of operation and data conversion treatment algorithm.
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| CN107508896A (en) * | 2017-08-30 | 2017-12-22 | 成都市九阵科技有限公司 | A kind of heterogeneous protocol stack system and method based on standard object |
| CN109733782A (en) * | 2018-11-30 | 2019-05-10 | 虫极科技（北京）有限公司 | Intelligent cargo cabinet and its internal communication method |
| CN111611018A (en) * | 2020-05-28 | 2020-09-01 | 广州市金库物联科技有限公司 | Method, terminal system and equipment for being compatible with multi-model UHF reader-writers |
| CN113886301A (en) * | 2021-10-19 | 2022-01-04 | 东莞市艾特姆射频科技有限公司 | Multi-serial port multi-protocol RFID data compatible conversion method |
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