CN103577962A - RFID-based full-lifecycle logistics control method and structure - Google Patents
RFID-based full-lifecycle logistics control method and structure Download PDFInfo
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- CN103577962A CN103577962A CN201310601142.9A CN201310601142A CN103577962A CN 103577962 A CN103577962 A CN 103577962A CN 201310601142 A CN201310601142 A CN 201310601142A CN 103577962 A CN103577962 A CN 103577962A
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Abstract
The invention discloses an RFID (Radio Frequency Identification) full-lifecycle logistics control method and structure. The structure comprises a mobile logistics data terminal and a base control center, wherein the mobile logistics data terminal is arranged on a controlled target; the mobile logistics data terminal comprises a central controller, an RFID recognition and read module connected with the central controller, a GPS (Global Positioning System) positioning module, an IC (Integrated Circuit) identity recognition module and a GPRS (General Packet Radio Service) communication module; the base control center comprises a GPRS communication processor and a logistics control center databank which are connected with each other; the GPRS communication processor is in communication connection with the GPRS communication module. RFID electronic tags are used as cargo marks, IC cards are applied to identity recognition about related personnel, a GPS technique is applied to real-time cargo positioning, and cargo information is transmitted through GPRS system short messages, so that the overall efficiency and the security in logistics control are comprehensively solved.
Description
Technical field
The present invention relates to a kind of logistics control system, relate in particular to a kind of Life cycle stream tube control method and structure based on RFID.
Background technology
Under e-commerce environment, logistics management is based upon on modern information technologies and advanced management thought basis, becomes a kind of integrated operating mode.The management of logistics be unable to do without the application of infotech.RFID electronic tag is the most advanced at present noncontact induction technology, because its exclusive noncontact, reading rate are fast, without features such as wearing and tearing, life-span are long, easy to use, is now just being widely used in industry-by-industry, field.Adopt RFID electronic label technology, the various information of the container car of turnover can be collected in goods yard, and data are comprehensively sent to logistics control center by Internet.The goods that some is important, as toxic articles, dangerous material etc., need to goods be done omnidistance logistics monitoring and be controlled from loading, transportation, outbound and warehouse-in etc., grasp in time the information of goods, while there is unsafe factor can and alarm record position information, be convenient to personnel and chase after and look for.Therefore, not only need reading tag information, the more important thing is the connections such as needs and LAN (Local Area Network), Internet, GPS, GPRS, the supervisory system of complete.
The problem of tradition logistics control system is that technology is disperseed, and database control section often disconnects with goods turnover system, and the transportation of goods detection is to alone become one.Life cycle stream tube control method and structure based on RFID that patent of the present invention proposes, with electronic tag, record goods information, IC-card loads personnel identity information, system is connected with Internet by GPRS, database is refresh data in real time, monitor the process of whole Life cycle logistics, compare with traditional logistics control system, greatly improved efficiency and the security of system.
Summary of the invention
Technical matters to be solved by this invention is to provide Life cycle stream tube control method and the structure based on RFID of a kind of high-level efficiency, high security.
For realizing above-mentioned technique effect, the invention discloses a kind of Life cycle stream tube control structure based on RFID, comprise a mobile logistics data terminal He Yi base control center, described mobile logistics data terminal is arranged on management and control object, a RFID recognition module, a GPS locating module, an IC-card identification module and a GPRS communication module that described mobile logistics data terminal comprises a central controller and connects described central controller; Described base control center comprises an interconnective GPRS communication processor He Yi logistics control center database, described GPRS communication processor and the communication connection of described GPRS communication module.
Described structure is further improved and is, described management and control object comprises the transportation lorry of the inbound/outbound process of goods, described goods, described goods, and the shipper of transporting described goods.
Described structure is further improved and is, described RFID recognition module comprises RFID electronic tag and asic chip RI-R6C-001A, on described each goods, be provided with a described RFID electronic tag, described asic chip RI-R6C-001A reads the data on described RFID electronic tag.
Described structure is further improved and is, described IC-card identification module comprises IC-card, each shipper described in described each IC-card correspondence.
Described structure is further improved and is, described GPRS communication processor is connected by internet communication with described logistics control center database.
The invention also discloses a kind of Life cycle stream tube control method based on RFID, include but not limited to following order step:
One RFID electronic tag is set on a management and control object, utilizes a RFID recognition module to read the data message on described RFID electronic tag, and the described data message reading is sent to a base control center by a GPRS communication module;
Utilize a GPS locating module to obtain the positional information of described management and control object, and described positional information is sent to described base control center by described GPRS communication module;
Utilize an IC-card identification module to monitor the identity information of described management and control object, and described identity information is sent to described base control center by described GPRS communication module;
Described base control center transfers to a logistics control center database after the described data message receiving, described positional information and described identity information are processed by a GPRS communication processor.
The present invention has been owing to having adopted above technical scheme, makes it have following beneficial effect to be: adopt RFID electronic tag, GPRS, GPS and IC-card to Very Important Cargo Life cycle logistics carry out complete monitoring.Utilize RFID electronic tag to do goods identification, utilize IC-card to do the relevant personnel's identification, utilize GPS technology to do goods and locate in real time, utilize gprs system note transmission goods information.Provided the overall design of management-control method and structural system, the communication protocol in the Life cycle logistics managing and control system based on RFID solves whole efficiency and the safety issue of logistics management and control comprehensively.
Accompanying drawing explanation
Fig. 1 is the high-level schematic functional block diagram that the present invention is based on the Life cycle stream tube control structure of RFID.
Fig. 2 is basic command/the reply sequential chart of RFID of the present invention recognition modules A SIC chip RI-R6C-001A.
Fig. 3 is the communication frame format structural drawing of GPRS communication module of the present invention.
Fig. 4 is the software flow pattern that the present invention is based on the Life cycle stream tube control method of RFID.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is further detailed explanation.
Consult shown in Fig. 1, the invention discloses a kind of Life cycle stream tube control structure based on RFID and mainly by mobile logistics data terminal 11 12 two parts of He Yi base control center, formed, a RFID recognition module 14, a GPS locating module 15, an IC-card identification module 16 and a GPRS communication module 17 that mobile logistics data terminal 11 comprises a central controller MCU13 and connects central controller MCU13; Base control center 12 comprises GPRS communication processor 18 He Yi logistics control center databases 19, GPRS communication processor 18Yu logistics control center database 19 connects by internet communication, and GPRS communication processor 18 is further by internet and 17 communication connections of GPRS communication module.Wherein mobile logistics data terminal 11 is arranged at the inbound/outbound process of goods, goods, the transportation lorry of goods, and the shipper conveying goods, by GPS locating module 15, obtain the positional information of goods, by GPRS communication module 17, to the GPRS communication processor 18 of base control center 12, send in real time the positional information of goods, GPRS communication processor 18 by Internet by data transfer to logistics control center database 19.
The Life cycle stream tube control structure each several part functions of modules that the present invention is based on RFID is as follows:
1, mobile logistics data terminal 11
1) GPRS module 17
2) RFID recognition module 14
On each goods, distribute an electronic tag, the information of carrying on electronic tag has uniqueness.When goods enters or during outbound and in transportation, RFID recognition module 14 reads the data on electronic tag by antenna, and the information recording of goods is got off, and utilizes the short message service of GPRS communication module 17 to pass to base control center 12.
2) GPS locating module 15
The function of GPS locating module 15 is by receiving satellite signal, to calculate the particular location of goods, and this is the basic data of the complete monitoring of goods.
3) IC-card identification module 16
IC-card identification module 16 mainly completes the authentication to the operating personnel's of goods identity and authority, and the record of Operation Log.The personnel that requirement operates goods must have clear and definite identity and legal authority, the complete monitoring of special cargo is comprised from goods registration, goes out put, detrained, escorts on the way etc., as disabled user or the user who does not possess authority operate by force goods when (as train is stolen event), will produce Realtime Alerts information.The operation of validated user is by time, the action type information of record operation.
2, base control center 12
1) GPRS communication processor 18
2) logistics control center database 19
The architecture that logistics control center database 19 has adopted client/server and browser/server structure to combine.B/S structure division provides layman to carry out information inquiry by INTERNET or INTRENET network.For making the hommization more of network inquiry system, B/S infrastructure software front-end interface has adopted Geographic Information System, various data messages are placed on map, when goods is constantly sent locating information here, the position of goods on map, also in continuous change, releases various information by WEB server and GIS publisher server.The main completing user of C/S structure division is managed, is blocked the system maintenance functions such as management, equipment control, management of blueprint, geographical information management, completes the function of assigning of control command simultaneously, and client is placed on Surveillance center, and each feature operation has the restriction of authority.
The implementation method of the Life cycle logistics management and control based on RFID is as follows:
1, RFID recognition module 14 methods for designing
The facility information reading in RFID electronic tag can be realized by asic chip RI-R6C-001A.The Multiprotocol Tansceiver for RFID read-write of RI-R6C-001A ShiTI company recent development, the agreement of support comprises: Tag – it agreement, ISO15693-2, ISO14443-2(TYPE A), therefore read-write multiple electronic tag, applied widely.Because RI-R6C-001A externally only provides four pins: SCLOCK(serial clock), DIN(serial data input), the output of DOUT(serial data) and M-ERR(Manchester protocol error sign), its hardware interface circuit is relatively simple, and SCLOCK, DIN are connected respectively on SPI serial line interface SCK, the MOSI and MISO of MCU with DOUT.Clock line is two-way, while sending data, by MCU, is controlled, and while receiving data, by ASIC, is controlled, and ASIC is at the rising edge latch data of clock.DOUT, except having the data output function during receiving data, characterizes the function of the inner FIFO of ASIC in addition.When M-ERR line is used for reading multiple cards at the same time, the conflict situations of characterization data, is low level at ordinary times, and during conflict, this line can be upgraded to high level.This pin is connected on the interrupting input end of MCU, whether wrong for detection of data input.Communicating by letter between Tag-it electronic tag and mobile logistics controller is semiduplex, and first MCU initiatively sends a request (comprising order and parameter) by RI-R6C-001A, and electronic tag is passive to be beamed back one and reply (data that comprise transmission and state).On Software for Design, by synchronous serial interface (SPI), and just can realize the read-write operation of RFID electronic tag in accordance with the command response agreement of RI-R6C-001A.
The basic command of RI-R6C-001A/reply sequential as shown in Figure 2.In figure, S1 represents that command transfer starts, and ES1 represents that command transfer stops, and length is 1.CMD is command byte, and length is 8 (general modes) or 1 (register mode), and the relevant parameters when stipulating ASIC and electronic tag communication comprises radio frequency protocol, modulation system, depth of modulation, baud rate of support etc.In Life cycle logistics management and control based on RFID, CMD is 30H, represents that the radio frequency protocol of implementation method support is ISO15693 (256 select 1), adopts FM modulation system, modulation rate 10%, and return data baud rate is 6.67kb/s.Data is the data that send to electronic tag, and the information that its length is transmitted by needs is determined, so data length is arbitrarily, and the order of data bit is determined according to radio frequency protocol ISO15693.S2 is for representing the beginning of electronic tag response data, and ES2 represents the end of electronic tag response data.TAG data is the response data of electronic tag, comprises FLAGS, response contents and CRC16.
2, the method for designing of communication protocol
Life cycle logistics management and control based on RFID is typical master-salve distributed system, and the central idea of agreement is wheel continuous query.The information of transmitting is absolute magnitude information, and absolute magnitude information refers to the data such as cargo number, shipper, position; The information of transmitting is divided into digital quantity and switching value, and digital quantity is 32 positive integers, represents the data such as IC-card, rfid card, position; Switching value is a bit, represents the shipping situation of goods.
Complete frame format as shown in Figure 3.Communications all between network node are all carried out with the form of bag, and the length of bag is fixed, and can select several lead bytes (Preamable), with the state of stable transfer circuit before each bag.The first byte is the tributary address of (8,4,4) hamming code, when this byte of Internet Transmission, should be set to 1 by its 9th, to cause take over party's receive interruption, this address indicate wish access from contact address (SNA).The second byte is network information flow control information.The 3rd byte is data fields, and digital quantity is front, and switching value is rear.The Frame of uplink comprises the digital quantity of 32 bytes; The Frame of downlink transfer comprises the control information of 4 bytes and the status information of 4 bytes.After data fields, be check field (PCS), method of calibration adopts CRC16.
In the digital quantity of uplink transmission data field, 1-4 byte data is IC-card identity data, 5-8 byte is RFID cargo data, 9-13 byte is position data, 14-16 byte is reserved data, 17-20 byte is Software correction data, comprise the data number whether retransmitting, retransmit etc., 21-24 byte is for controlling data, comprises cutting off automobile oil-way, closing the warehouse control informations such as banister of coming in and going out.Other information have been done corresponding definition in the switching value of upstream data, comprise the control processing of goods etc.GPS is to controller, and RFID, to controller, comprises that IC-card is to controller, all according to this form, transmits data, to guarantee the transparency of transmission.
The greatest problem of communication is noise, for this reason, in the implementation method of the Life cycle logistics management and control based on RFID except the anti-interference process of hardware, Protocol Design and and Software for Design on taked Software correction method, guarantee the correct transmission of data.
3, Design of System Software method
The key of the Life cycle logistics management and control design based on RFID is the safety that guarantees goods, although used RFID, IC-card carries out double verification, but, must carry out the design of security strategy to the whole Life cycle logistics management and control based on RFID, to guarantee the security of Life cycle logistics system.First, the Life cycle logistics managing and control system based on RFID reads RFID, if there is signal, the data that receive goods are preserved, and then, read IC-card data and pass to base by GPRS, to verify goods handling people's identity.Receiving satellite signal is with calculating location data always for GPS module, and interval 2 minutes (adjustable) pass to center, base by GPRS, and software flow schematic diagram as shown in Figure 4.
The goods that some are special, need to implement multiple check, comprises and needs competent authorities' IC-card signature etc.When goods is in transportation, if run into special circumstances, while revealing as robbery, raw material, driver can press EmS, and state of goods can be known the very first time by base control center, automatically reports to departments at different levels and carries out emergency treatment.
The various technology that the present invention proposes in the Life cycle stream tube control method based on RFID and structural design integrated use, the double authentication of RFID and IC-card identity particularly, guaranteed the security of the Life cycle logistics managing and control system based on RFID, can better realize and use fingerprint recognition in conjunction with the technology of RFID, use GPS to add the technology of CDMA, and the multiple logistics technology of controlling database with front end RF ID data compatibility.
Below embodiment has been described in detail the present invention by reference to the accompanying drawings, and those skilled in the art can make many variations example to the present invention according to the above description.Thereby some details in embodiment should not form limitation of the invention, the present invention will be usingd scope that appended claims defines as protection scope of the present invention.
Claims (6)
1. the Life cycle stream tube control structure based on RFID, it is characterized in that: described structure comprises a mobile logistics data terminal He Yi base control center, described mobile logistics data terminal is arranged on management and control object, a RFID recognition module, a GPS locating module, an IC-card identification module and a GPRS communication module that described mobile logistics data terminal comprises a central controller and connects described central controller; Described base control center comprises an interconnective GPRS communication processor He Yi logistics control center database, described GPRS communication processor and the communication connection of described GPRS communication module.
2. structure as claimed in claim 1, is characterized in that: described management and control object comprises the transportation lorry of the inbound/outbound process of goods, described goods, described goods, and the shipper of transporting described goods.
3. structure as claimed in claim 2, it is characterized in that: described RFID recognition module comprises RFID electronic tag and asic chip RI-R6C-001A, on described each goods, be provided with a described RFID electronic tag, described asic chip RI-R6C-001A reads the data on described RFID electronic tag.
4. structure as claimed in claim 2, is characterized in that: described IC-card identification module comprises IC-card, each shipper described in described each IC-card correspondence.
5. structure as claimed in claim 1, is characterized in that: described GPRS communication processor is connected by internet communication with described logistics control center database.
6. the Life cycle stream tube control method based on RFID, is characterized in that described method includes but not limited to following order step:
One RFID electronic tag is set on a management and control object, utilizes a RFID recognition module to read the data message on described RFID electronic tag, and the described data message reading is sent to a base control center by a GPRS communication module;
Utilize a GPS locating module to obtain the positional information of described management and control object, and described positional information is sent to described base control center by described GPRS communication module;
Utilize an IC-card identification module to monitor the identity information of described management and control object, and described identity information is sent to described base control center by described GPRS communication module;
Described base control center transfers to a logistics control center database after the described data message receiving, described positional information and described identity information are processed by a GPRS communication processor.
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