CN1731410A - Portable bar code and RFID integrated data acquisition unit - Google Patents
Portable bar code and RFID integrated data acquisition unit Download PDFInfo
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- CN1731410A CN1731410A CN 200410070503 CN200410070503A CN1731410A CN 1731410 A CN1731410 A CN 1731410A CN 200410070503 CN200410070503 CN 200410070503 CN 200410070503 A CN200410070503 A CN 200410070503A CN 1731410 A CN1731410 A CN 1731410A
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Abstract
The invention relates to a bar code radio-frequency identifying integral data collector which is formed by a portable bar code data collector and a radio-frequency identifying module of the portable bar code data collector; the communication interface of the radio-frequency identifying module is adapted to the communication interface of the bar code data collector; the microprocessor is communicated with the bar code data collector by the communication interface and controls the card reader chip of the radio-frequency identifying module to finish the function operation to the radio-frequency tag by the order of the received bar code data collector; the microprocessor processes the obtained radio-frequency tag data and stores them into the storage and sends the data or result to the bar code data collector; the radio-frequency identifying module is provided by the inner power of bar code data collector; the wire of the radio-frequency identifying module sends and receives the electromagnetic wave.
Description
Technical field
The present invention relates to a kind of portable bar code and RFID integrated data acquisition unit, relate in particular to a kind of portable bar code data acquisition unit of extensive radio frequency recognition function.
Background technology
Since the seventies in 20th century, barcode technology is the automatic identification technology of main flow always, uses the most universally, and bar code is ubiquitous on all package goods.In the bar code application system, the portable bar code data acquisition unit adapts to on-site data gathering, is suitable for the independent occasion of using.It is battery-powered, and the communication between the computing machine and discord scanning carries out simultaneously, and it has oneself interior magazine, can deposit a certain amount of data, and can be in due course with these data transmission to computing machine.Nearly all portable data collector all has certain program capability, can write application program according to real needs, thereby can satisfy the application need of different occasions.
Along with the generally popularization of barcode technology, also more and more widely the popularization and application of portable bar code data acquisition unit.Compare with barcode technology, REID more has characteristics, and radio-frequency (RF) identification is a kind of emerging automatic identification technology, very advantageous, and opened up many new applications, and being applied to more and more widely produce, in the middle of the movable every field.In considerable time, REID will and be deposited with barcode technology.Traditional portable bar code data acquisition unit only can scanning barcode, can not satisfy the occasion that radio-frequency (RF) tag and bar-code label use simultaneously.
Summary of the invention
The purpose of this invention is to provide a kind of portable bar code and RFID integrated data acquisition unit, promptly on existing portable bar code data acquisition unit basis, increase radio frequency identification module, make the conventional portable bar code data acquisition unit both can scanning barcode, again can recognition radio frequency label.
For achieving the above object, the present invention takes following design proposal: a kind of portable bar code and RFID integrated data acquisition unit are constituted by portable bar code data acquisition unit and radio frequency identification module:
The conventional portable bar code data acquisition unit provides serial communication interface or infrared communication interface, the communication interface of the communication interface of radio frequency identification module and portable bar code data acquisition unit adapts, the microprocessor of radio frequency identification module has UART Universal Asynchronous Receiver Transmitter, its reception with send pin by communication interface respectively with the transmission of this portable bar code data acquisition unit row communication of going forward side by side that links to each other with receiving end;
The card reader chip of the portable bar code data acquisition unit instruction control radio frequency identification module that the microprocessor basis of radio frequency identification module receives is finished the feature operation to radio-frequency (RF) tag;
The microprocessor of radio frequency identification module is handled the radio-frequency (RF) tag data that obtained and is sent data or operation execution result in the store memory storage and by the form of making an appointment to the portable bar code data acquisition unit;
This radio frequency identification module is powered by portable bar code data acquisition unit internal electric source;
The effect of the antenna of radio frequency identification module is to transmit and receive electromagnetic wave.
Advantage of the present invention is: applied range, make conventional portable bar code data acquisition unit scanning barcode separately, and can be applied in the occasion that radio-frequency (RF) tag and bar-code label use simultaneously again.
Description of drawings
Fig. 1 is bar code of the present invention and RFID integrated data acquisition unit structural representation (outward appearance)
Fig. 2 is the structural principle schematic block diagram of bar code of the present invention and RFID integrated data acquisition unit
Fig. 3 is the structural representation block diagram of bar code of the present invention and RFID integrated data acquisition unit embodiment
Fig. 4 is the workflow diagram of bar code of the present invention and RFID integrated data acquisition unit embodiment
Embodiment
As shown in Figure 1 and Figure 2, bar code of the present invention and RFID integrated data acquisition unit are closely combined with bar code data acquisition unit 102 by the radio frequency identification module 101 of portable bar code data acquisition unit and constitute.
Described portable bar code data acquisition unit can adopt existing product (as the bar code data acquisition unit of models such as DT900, DT300).
The preferred embodiment that the present invention realized is the outside of radio frequency identification module 101 at portable bar code data acquisition unit 102, with its binding as a whole (as shown in Figure 1), can realize radio frequency recognition function.
The equal volume of portable bar code data acquisition unit and radio frequency identification module is small and exquisite among the present invention, binds still to have portable characteristics after as a whole.
The communication interface of the communication interface of radio frequency identification module and portable bar code data acquisition unit adapts, and the microprocessor 201 of radio frequency identification module carries out communication by communication interface and this portable bar code data acquisition unit;
The card reader chip 202 of the portable bar code data acquisition unit instruction control radio frequency identification module that the microprocessor basis of radio frequency identification module receives is finished the feature operation to RFID tag;
Radio frequency identification module comprises following functional module (referring to shown in Figure 2) among the present invention:
201, microprocessor: coordinate the action of other module of control, pass through the communication interface communication with the portable bar code data acquisition unit.
202, storer: the carrier of data, by microprocessor control, the storage desired data.
203, card reader chip:, finish various operations such as identification to radio-frequency (RF) tag, read-write by microprocessor control.
204, antenna: transmit and receive electromagnetic wave.
205, communication interface: the communication interface that provides with the portable bar code data acquisition unit adapts, and sets up the communication of microprocessor and portable bar code data acquisition unit.
The present invention realizes the radio frequency identification module principle of work: microprocessor 201 is by communication interface and the communication of portable bar code data acquisition unit, thereby make the application program of portable bar code data acquisition unit send the work of command adapted thereto control radio frequency identification module, also can make between radio frequency identification module and the portable bar code data acquisition unit and carry out data interaction by communication interface; Microprocessor 201 according to the instruction control card reader chip 203 of the portable bar code data acquisition unit that receives realize to radio-frequency (RF) tag discern, various operations such as read-write; 201 pairs of radio-frequency (RF) tag data that obtained of microprocessor are handled and are sent data or operation execution result in the store memory storage and by the form of making an appointment to the portable bar code data acquisition unit.
Embodiment: DT900 bar code data acquisition unit extensive radio frequency recognition function
The DT900 bar code data acquisition unit is the portable bar code data acquisition unit of a main flow on the present market, and the structured flowchart of the embodiment of the invention as shown in Figure 3.
The locus of radio frequency identification module and DT900 bar code data acquisition unit is fixed by four positioning screw holes of face-piece behind the DT900 bar code data acquisition unit as shown in Figure 1 in the embodiment of the invention;
Radio frequency identification module is by the powered battery of DT900 bar code data acquisition unit in the embodiment of the invention;
Radio frequency identification module is connected with the serial communication interface of DT900 bar code data acquisition unit and communication in the embodiment of the invention;
The card reader chip of radio frequency identification module has following characteristics in the embodiment of the invention:
Based on the 13.56MHz frequency;
Support any one or any two kinds combination or all in ISO15693 agreement, ISO14443 TYPEA agreement and the ISO14443 TYPEB agreement.
In the inventive embodiments radio frequency identification module can according to DT900 bar code data acquisition unit institute sending controling instruction to the radio-frequency (RF) tag that the 13.56MHz frequency meets ISO14443TYPEA/TYPEB or ISO15693 agreement discern, operation such as read-write, and by serial communication interface and the communication of DT900 bar code data acquisition unit.
The workflow of the embodiment of the invention as shown in Figure 4, the DT900 bar code data acquisition unit is write application program according to operation flow, send the corresponding command by serial communication interface to radio frequency identification module, the microprocessor 301 of radio-frequency module receives orders and order is resolved, if effective order is then finished corresponding operating to radio-frequency (RF) tag according to order request by card reader chip 303 and antenna 304, the line data of going forward side by side is handled, valid data send execution result and data simultaneously in storer 302 stored to DT900.
Radio frequency identification module makes the DT900 bar code data acquisition unit not only can scanning barcode but also can recognition radio frequency label in the embodiment of the invention, and application is expanded.
Claims (3)
1, a kind of bar code and RFID integrated data acquisition unit are constituted by bar code data acquisition unit and radio frequency identification module, it is characterized in that:
The communication interface of the communication interface of radio frequency identification module and portable bar code data acquisition unit adapts, the microprocessor of radio frequency identification module has UART Universal Asynchronous Receiver Transmitter, its reception with send pin by the communication interface and the transmission of this portable bar code data acquisition unit row communication of going forward side by side that links to each other with receiving end;
The card reader chip of the portable bar code data acquisition unit instruction control radio frequency identification module that the microprocessor basis of radio frequency identification module receives is finished the feature operation to radio-frequency (RF) tag;
The microprocessor of radio frequency identification module is handled the radio-frequency (RF) tag data that obtained and is sent data or operation execution result in the store memory storage and by the form of making an appointment to the portable bar code data acquisition unit;
This radio frequency identification module is powered by portable bar code data acquisition unit internal electric source;
The antenna of radio frequency identification module transmits and receives electromagnetic wave.
2, bar code according to claim 1 and RFID integrated data acquisition unit, it is characterized in that: described radio frequency identification module and portable bar code data acquisition unit closely combine, and radio frequency identification module is bundled in the outside of portable bar code data acquisition unit and constitutes as a whole.
3, bar code according to claim 1 and RFID integrated data acquisition unit is characterized in that: the card reader chip of described radio frequency identification module is based on the 13.56MHz frequency; Support any one or any two kinds combination or all in ISO15693 agreement, ISO14443 TYPEA agreement and the ISO14443 TYPEB agreement.
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CN 200410070503 CN1731410A (en) | 2004-08-05 | 2004-08-05 | Portable bar code and RFID integrated data acquisition unit |
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CN 200410070503 CN1731410A (en) | 2004-08-05 | 2004-08-05 | Portable bar code and RFID integrated data acquisition unit |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100583122C (en) * | 2007-11-30 | 2010-01-20 | 北京市门吉利磁电工程研究所 | Card reader capable of reading and writing multiple kind information card and its read-write method |
CN101576962B (en) * | 2008-05-07 | 2011-11-09 | 沈阳理工大学 | Radio frequency identification monitoring device for valuables |
CN102799906A (en) * | 2011-05-23 | 2012-11-28 | 薛峰 | System and method for acquiring multi-protocol mobile data based on radio frequency identification (RFID) |
CN103093258A (en) * | 2012-11-07 | 2013-05-08 | 无锡成电科大科技发展有限公司 | System based on general packet radio service (GPRS) wireless communication bar code and radio frequency identification device (RFID) integration technique terminal |
-
2004
- 2004-08-05 CN CN 200410070503 patent/CN1731410A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100583122C (en) * | 2007-11-30 | 2010-01-20 | 北京市门吉利磁电工程研究所 | Card reader capable of reading and writing multiple kind information card and its read-write method |
CN101576962B (en) * | 2008-05-07 | 2011-11-09 | 沈阳理工大学 | Radio frequency identification monitoring device for valuables |
CN102799906A (en) * | 2011-05-23 | 2012-11-28 | 薛峰 | System and method for acquiring multi-protocol mobile data based on radio frequency identification (RFID) |
CN103093258A (en) * | 2012-11-07 | 2013-05-08 | 无锡成电科大科技发展有限公司 | System based on general packet radio service (GPRS) wireless communication bar code and radio frequency identification device (RFID) integration technique terminal |
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Effective date of registration: 20051230 Address after: The training center of Beijing City, Haidian District Zizhuyuan Road of agriculture and Forestry Sciences Applicant after: Li Changjun Address before: The training center of Beijing City, Haidian District Zizhuyuan Road of agriculture and Forestry Sciences Applicant before: Weishen-Juhe Science-Technology Co., Ltd. |
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