CN202049519U - Multi-mode active RF tag of logistic system - Google Patents
Multi-mode active RF tag of logistic system Download PDFInfo
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- CN202049519U CN202049519U CN 201120056706 CN201120056706U CN202049519U CN 202049519 U CN202049519 U CN 202049519U CN 201120056706 CN201120056706 CN 201120056706 CN 201120056706 U CN201120056706 U CN 201120056706U CN 202049519 U CN202049519 U CN 202049519U
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Abstract
The utility model relates to a multi-mode active RF (Radio Frequency) tag of a logistic system, which comprises a controller, an RF transceiver, a wireless signal receiver, a memorizer, a timer and a power supply, wherein the controller is respectively connected with the RF transceiver, the wireless signal receiver, the memorizer and the timer. The active RF tag adopts the UHF (Ultra High Frequency) and LF (Low Frequency) double-frequency band wireless RF technology, works as a multi-mode working pattern, and is suitable for different application environments with specific requirements to object automatic identification in the logistics industry.
Description
Technical field
The utility model belongs to logistic industry information system management equipment technical field, relates to a kind of radio-frequency (RF) tag, the active radio-frequency (RF) tag of especially a kind of multi-mode logistics system.
Background technology
Along with the continuous development and the popularization and application of infotech, the information system requirement of logistics field is also urgent day by day, and the informationization meeting of links such as packing, storage, transportation, use greatly improves the operational paradigm of logistics system, and significantly cuts operating costs.Multinomial high-tech achievement has been used in the informationization of logistics system, mainly contains: radio RF recognition technology, and the IP network technology, middleware Technology, satellite positioning tech or the like, and radio RF recognition technology is the boundless technology of wherein a kind of application prospect.Radio RF recognition technology is a kind of automatic identification technology that begins to rise the nineties in 20th century, and RFID is the english abbreviation of radio RF recognition technology (Radio FrequencyIdentification).Radio RF recognition technology is one and utilizes radio frequency signal to pass through the space alternating magnetic field or electromagnetic field couples realizes contactless information communication, and the information of passing through to be transmitted reaches the technology of automatic recognition objective object.It is by the automatic recognition objective object of radiofrequency signal and obtain related data, data collection station also is uploaded to data processing centre (DPC) with these data by the internet, thereby can realize real-time monitoring and management, make the information system management of industries such as logistics, production become possibility destination object.
Radio frequency identification system according to label inside whether needs add packed battery and battery powered effect and radio-frequency (RF) tag be divided into three types of passive label (passive), half passive label (semi-passive) and active labels (active).Passive label is with low cost, long working life, but reading/writing distance has only about tens meters and information capacity is limited; The active label reading/writing distance can reach more than 100 meters, and information capacity is big, but manufacturing cost is higher relatively, and mission life is subjected to the restriction of battery.The technical scheme of passive radio frequency identification system is a lot of at present, subject matter is that engineering is used and the back-end system design, and the technical scheme of active radio-frequency recognition system is less relatively, and technical difficulty is the mission life of active radio-frequency (RF) tag and the specific logistical applications field specific (special) requirements problem to radio-frequency (RF) tag.
The utility model content
The purpose of this utility model is to overcome the shortcoming of above-mentioned prior art, provide a kind of multi-mode logistics system active radio-frequency (RF) tag, this label adopts UHF and LF dual-band radio radio-frequency technique, utilize the multi-mode working mode, adapt to the particular requirement of under the different application environment object being discerned automatically in the logistic industry.
The purpose of this utility model solves by the following technical programs:
The active radio-frequency (RF) tag of this multi-mode logistics system comprises controller, radio-frequency (RF) transceiver, wireless signal receiver, storer, timer and power supply; Described controller is connected with radio-frequency (RF) transceiver, wireless signal receiver, storer and timer respectively.
Above-mentioned controller is PIC16F690.
Above-mentioned LF frequency range wireless signal receiver realizes that by the MCP2030 chip UHF radio-frequency (RF) transceiver is realized by the CC1100 chip.
Above-mentioned controller also is connected with host computer by serial ports.
Above-mentioned storer is RAM or ROM.
The utility model is compared to common RFID tag, can adapt to the specific (special) requirements of a plurality of applied links of logistics system, can be in different mode of operations, transportation and storage process are in dormancy pattern to be activated, run into and be in the data manipulation pattern after read-write equipment activates, arrive the intermittently pattern to be activated that enters when the destination prepares to use.
Description of drawings
Fig. 1 is a structural representation block diagram of the present utility model;
Fig. 2 is a label software structured flowchart of the present utility model;
Fig. 3 is application example one synoptic diagram of the present utility model;
Fig. 4 is application example two synoptic diagram of the present utility model;
Fig. 5 is the connection diagram of the utility model and host computer.
Wherein: 1 is active radio-frequency (RF) tag; 2 is container; 3 is transport vehicle; 4 is pallet; 5 is goods; 6 is serial ports; 7 is host computer.
Embodiment
Below in conjunction with accompanying drawing the utility model is done and to be described in further detail:
Referring to Fig. 1, the active radio-frequency (RF) tag of multi-mode logistics system of the present utility model comprises controller, radio-frequency (RF) transceiver, wireless signal receiver, storer, timer and power supply.Its middle controller is connected with radio-frequency (RF) transceiver, wireless signal receiver, storer and timer respectively.
In preferred embodiment of the present utility model, controller can be selected PIC16F690.Radio-frequency (RF) transceiver adopts the uhf band radio-frequency (RF) transceiver; Wireless signal receiver adopts LF frequency range wireless signal receiver.Controller also is connected with host computer 7 by serial ports 6 in addition.Storer adopts RAM or ROM.Be connected by the SPI interface between controller and the UHF radio-frequency (RF) transceiver, controller is read and write the function register of UHF radio-frequency (RF) transceiver by the SPI interface, thereby reach the function of control UHF radio-frequency (RF) transceiver, wireless data also transmits by the SPI interface, but will be through the modulation and demodulation of UHF radio-frequency (RF) transceiver.Also communicate between controller and the LF wireless signal receiver by special SPI interface, when the LF wireless signal receiver detects the effective LF signal of pattern match, the mode of interrupting with pin by the SPI interface is just waken the controller in dormancy up, make controller be in normal duty, activate the UHF radio-frequency (RF) transceiver simultaneously, make it be in accepting state, prepare to receive the wireless data that reading and writing data equipment sends, the LF wireless signal receiver adopts the three dimensional signal detection technique, make wireless signal always have stronger signal, thereby expand activation condition and improve activation efficiency at mutually perpendicular direction vector.Timer is used for batch (-type) working method to be activated, and timer is according to preestablishing active controller at interval, and whether inquiry has the broadcasting activation signal, has then to enter the data manipulation pattern, otherwise continues to enter intermittently pattern to be activated.RAM/ROM is used for memory controller program and data, wherein also has nonvolatile memory EEPROM, is used to write down tag location or other data, and data content can define flexibly according to application need.Serial ports is used for the format of EEPROM and initialization operation generally are used for Default Value.Label power source is provided by disposable high-capacity lithium battery.
The label software structure as shown in Figure 2, mainly comprise initialization, major cycle, serial data detection, UHF wireless monitor, Function detection, serial ports handling procedure, UHF handling procedure, function executing program and relevant interrupt handling routine composition, as: LF activates interrupt routine, serial ports interrupt routine, the wireless interrupt routine of UHF and timer interrupt program.Wherein, LF activates interrupt routine control label and receives restarting after the activation signal, make label reenter the data manipulation state from dormant state, serial data detection, serial ports handling procedure and serial ports interrupt routine are handled the transmitting-receiving of serial data, UHF wireless monitor, UHF handling procedure and UHF are wireless, and interrupt routine is handled the transmitting-receiving of uhf band wireless data, the mode of operation switching of Function detection and function executing routine processes label and the tasks such as measurement of other parameters, timer interrupt program are handled timer and are overflowed restarting of label afterwards.
As Fig. 3 and Fig. 4, active radio-frequency (RF) tag 1 of the present utility model is mainly used in the logistic industry on the logistics carrier such as container on the transport vehicle 32 or pallet 4, generally be attached to carrier and in logistics system, flow, successively pass through packing, transportation, storage and stand-by several links with goods 5.Conversion between each link all will be operated label, thereby realizes the tracking and the management of logistics state.
In sum, the utlity model has following beneficial effect:
1) the multi-mode working mode both can satisfy the particular requirement of each link of logistics system, had also saved the consumption of label its own power source to greatest extent, thereby prolonged label serviceable life.
2) the double-frequency wireless communication technology has been utilized the receiving circuit low-power consumption characteristic of LF frequency range, both reliably realized of the conversion of dormancy pattern to be activated to the data manipulation pattern, also effectively reduce the energy consumption of label, utilize uhf band to carry out data communication, satisfy the requirement of label communication distance and communication speed aspect, made label can effectively receive and send corresponding logistics information.
3) LF frequency range three dimensional signal detection technique makes that the LF input is more effective, no matter which kind of state reading and writing data equipment and this label are in, this circuit can the strongest vector signal of automatic detection signal, thereby obtains reliable and effective activation signal, realizes the switching of label mode of operation.
Claims (5)
1. the active radio-frequency (RF) tag of multi-mode logistics system is characterized in that, comprises controller, radio-frequency (RF) transceiver, wireless signal receiver, storer, timer and power supply; Described controller is connected with radio-frequency (RF) transceiver, wireless signal receiver, storer and timer respectively.
2. the active radio-frequency (RF) tag of multi-mode logistics system according to claim 1 is characterized in that described controller is PIC16F690.
3. the active radio-frequency (RF) tag of multi-mode logistics system according to claim 1 is characterized in that, described LF frequency range wireless signal receiver realizes that by the MCP2030 chip UHF radio-frequency (RF) transceiver is realized by the CC1100 chip.
4. the active radio-frequency (RF) tag of multi-mode logistics system according to claim 1 is characterized in that described controller also is connected with host computer by serial ports.
5. the active radio-frequency (RF) tag of multi-mode logistics system according to claim 1 is characterized in that described storer is RAM or ROM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120056706 CN202049519U (en) | 2011-03-07 | 2011-03-07 | Multi-mode active RF tag of logistic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120056706 CN202049519U (en) | 2011-03-07 | 2011-03-07 | Multi-mode active RF tag of logistic system |
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| Publication Number | Publication Date |
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| CN202049519U true CN202049519U (en) | 2011-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201120056706 Expired - Fee Related CN202049519U (en) | 2011-03-07 | 2011-03-07 | Multi-mode active RF tag of logistic system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104468808A (en) * | 2014-12-16 | 2015-03-25 | 浙江万里学院 | Emergency logistics management system and method for obtaining goods state information |
| CN106485178A (en) * | 2016-10-24 | 2017-03-08 | 安徽百慕文化科技有限公司 | A kind of communication management system based on RF tag |
-
2011
- 2011-03-07 CN CN 201120056706 patent/CN202049519U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104468808A (en) * | 2014-12-16 | 2015-03-25 | 浙江万里学院 | Emergency logistics management system and method for obtaining goods state information |
| CN104468808B (en) * | 2014-12-16 | 2017-09-08 | 浙江万里学院 | A kind of Emergency Logistics management system and method for obtaining cargo state |
| CN106485178A (en) * | 2016-10-24 | 2017-03-08 | 安徽百慕文化科技有限公司 | A kind of communication management system based on RF tag |
| CN106485178B (en) * | 2016-10-24 | 2019-02-15 | 珠海众能科技发展有限公司 | A kind of communication management system based on RF tag |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111123 Termination date: 20120307 |