CN105809079A - Dual-band operation method and dual-band radio frequency reader-writer - Google Patents
Dual-band operation method and dual-band radio frequency reader-writer Download PDFInfo
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- CN105809079A CN105809079A CN201610128150.XA CN201610128150A CN105809079A CN 105809079 A CN105809079 A CN 105809079A CN 201610128150 A CN201610128150 A CN 201610128150A CN 105809079 A CN105809079 A CN 105809079A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/0004—Hybrid readers
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/0008—General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
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- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
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- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Near-Field Transmission Systems (AREA)
Abstract
The invention discloses a dual-band operation method and a dual-band radio frequency reader-writer. The dual-band radio frequency reader-writer includes a first antenna used for receiving signals in a frequency band of 125 kHz-13.56 MHz, a second antenna used for receiving signals in a frequency band of 433 MHz-5.8GHz, a low frequency radio frequency module used for performing read-write operation on a non-contact card through the first antenna, a high frequency module used for performing read-write operation on the non-contact card through the second antenna, a power source module, a control module and a communication interface. The control module performs data exchange with an external terminal device through the communication interface. The power module supplies power to the control module, the low frequency radio frequency module and the high frequency radio frequency module. The control module is electrically connected to the low frequency radio frequency module and the high frequency radio frequency module separately. The control module is used for receiving card information read by the low frequency radio frequency module and/or the high frequency radio frequency module. The communication interface is used for sending data information to the external terminal device.
Description
Technical field
The present invention relates to technical field of RFID, particularly relate to method and the two-band frequency read/write of a kind of two-frequency operation.
Background technology
Radio frequency automatic identification technology is to start to rise and obtain a new technique of rapid popularization and application in the world recent years.Frequency read/write is to send read-write by sky alignment equipped with the non-contact card of electronic chip, after electronic chip receives the read-write of read write line, and the order request according to read-write, the card image in electronic chip is fed back to read write line.
But, the deficiency existed in existing technology is in that: existing frequency read/write can only support a kind of frequency range, in it is frequently necessary to the practical application that multiple frequency range is supported, just may require that multiple stage read write line is to meet necessary requirement, not only increase the triviality of read-write operation, also improve the cost purchasing multiple read write line.
In view of this, it is necessary to provide a kind of read write line supporting multiband to work to solve the defect of prior art in fact.
Summary of the invention
The technical problem to be solved is to provide a kind of two-band frequency read/write both having supported 125kHz～13.56MHz frequency range also to support 433MHz～5.8GHz frequency range, have only to a read write line and get final product the practical application request of two frequency ranges, it is greatly improved the read-write motility of read write line, also reduces the cost purchasing read write line.
In order to solve the problems referred to above, the invention provides a kind of two-band frequency read/write, including: for receiving the first antenna of 125kHz～13.56MHz frequency range, for receiving the second antenna of 433MHz～5.8GHz frequency range, by first antenna non-contact card being written and read the low frequency radio frequency module of operation, by the second antenna non-contact card is written and read the high-frequency radio frequency module of operation, power module, control module and communication interface.Control module and carry out data interaction by communication interface with outside terminal unit.Power module supplies electricity to control module, low frequency radio frequency module and high-frequency radio frequency module, controls module and is electrically connected with low frequency radio frequency module, high-frequency radio frequency module respectively.Control module to be used for receiving the card image of low frequency radio frequency module and/or the reading of high-frequency radio frequency module and carrying out process obtaining data message, the terminal unit that communication interface is extremely outside for sending data message.
Preferably, the second antenna includes microwave antenna and high frequency antenna.
Preferably, communication interface includes serial ports or SPI interface.
In order to solve the problems referred to above, a kind of method that present invention also offers two-frequency operation, comprise the steps:
Initialize low frequency radio frequency module and high-frequency radio frequency module.
Start low frequency radio frequency module and high-frequency radio frequency module simultaneously.
Non-contact card is written and read operation and/or high-frequency radio frequency module by first antenna and is written and read operating to non-contact card by the second antenna by low frequency radio frequency module.
Control module receive card image that low frequency radio frequency module and/or high-frequency radio frequency module read and carry out process and obtain data message.
The data message terminal unit to outside is sent by communication interface.
Preferably, control module receive card image that low frequency radio frequency module and/or high-frequency radio frequency module read and carry out processing the step obtaining data message and include:
Control module and receive low frequency radio frequency module and/or multiple card images of high-frequency radio frequency module transmission.
Control module and build, according to the time order and function receiving card image, the pending queue including multiple card image.
Control module select the card image of head of the queue in pending queue and the card image of head of the queue is carried out process obtain corresponding data message.
Compared with prior art, the present invention had both supported that 125kHz～13.56MHz frequency range also supported 433MHz～5.8GHz frequency range, therefore it may only be necessary to read write line gets final product the practical application request of two frequency ranges, it is greatly improved the read-write motility of read write line, also reduces the cost purchasing read write line.
Accompanying drawing explanation
Fig. 1 is the high-level schematic functional block diagram of a kind of embodiment of two-band frequency read/write of the present invention.
Fig. 2 is the schematic flow sheet of a kind of embodiment of method of two-frequency operation of the present invention.
Fig. 3 is the schematic flow sheet of the handling process of card image in Fig. 2.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the present invention, be not used to limit the present invention.
Fig. 1 illustrates a kind of embodiment of two-band frequency read/write of the present invention.In the present embodiment, this two-band frequency read/write includes first antenna the 10, second antenna 11, low frequency radio frequency module 12, high-frequency radio frequency module 13, power module 14, controls module 15 and communication interface 16.Wherein, power module 14 is electrically connected with low frequency radio frequency module 12, high-frequency radio frequency module 13, control module 15 respectively.Control module 15 to be electrically connected with low frequency radio frequency module 12, high-frequency radio frequency module 13, communication interface 16 respectively.First antenna 10 and low frequency radio frequency module 12 are electrically connected.Second antenna 11 is electrically connected with high-frequency radio frequency module 13.Communication interface 16 communicates to connect with outside terminal unit 20.It should be noted that the terminal unit 20 in the present embodiment includes the terminal unit 20 of the terminal unit 20 and movement fixed.
Wherein, power module 14 supplies electricity to control module 15, low frequency radio frequency module 12 and high-frequency radio frequency module 13, with meet each device of two-band frequency read/write work needed for.First antenna 10 is used for receiving 125kHz～13.56MHz frequency range.Main frequency range includes 125kHz, 225kHz and 13.56MHz.Therefore, the decipherment distance of first antenna 10 is 0～3cm.Second antenna 11 is used for receiving 433MHz～5.8GHz frequency range.Main frequency range includes 433MHz, 915MHz, 2.45GHz and 5.8GHz.Therefore, the decipherment distance of the second antenna 11 is more than 1m, and typical decipherment distance is 3～10m.Additionally, non-contact card 30 (rf frequency of this non-contact card 30 is 125kHz～13.56MHz) is written and read operating by low frequency radio frequency module 12 by first antenna 10.Non-contact card 30 (rf frequency of this non-contact card 30 is 433MHz～5.8GHz) is written and read operating by high-frequency radio frequency module 13 by the second antenna 11.Control module 15 to be used for receiving the card image of low frequency radio frequency module 12 and/or high-frequency radio frequency module 13 reading and carrying out process obtaining data message.Communication interface 16 is for sending the data message terminal unit 20 to outside.
The present embodiment had both supported that 125kHz～13.56MHz frequency range also supported 433MHz～5.8GHz frequency range, therefore it may only be necessary to read write line gets final product the practical application request of two frequency ranges, was greatly improved the read-write motility of read write line, also reduced the cost purchasing read write line
It should be noted that in some embodiment, for instance in the present embodiment, in order to better receive 433MHz～5.8GHz frequency range.Adopt microwave antenna or high frequency antenna as the second antenna 11.Furthermore, it is necessary to illustrate, this communication interface 16 includes serial ports or SPI interface, in order to control module 15 mutual with the information of outside terminal unit 20 happier.In addition, in order to increase the interference free performance of antenna, first antenna 10 superposes setting with the second antenna 11, so that improving the two-band frequency read/write interference free performance of the present embodiment, so that read or write speed is more quick, thus improving the work efficiency of two-band frequency read/write.
Fig. 2～Fig. 3 illustrates a kind of embodiment of the method for two-frequency operation of the present invention.In the present embodiment, referring to Fig. 2, the method for this two-frequency operation comprises the steps:
Step S1, initializes low frequency radio frequency module and high-frequency radio frequency module.
Step S2, starts low frequency radio frequency module and high-frequency radio frequency module simultaneously.
Step S3, non-contact card is written and read operation and/or high-frequency radio frequency module by first antenna and is written and read operating to non-contact card by the second antenna by low frequency radio frequency module.
Step S4, controls module and receives card image that low frequency radio frequency module and/or high-frequency radio frequency module read and carry out process and obtain data message.Specifically, referring to Fig. 3, the handling process of card image comprises the steps: step S41, controls module and receives low frequency radio frequency module and/or multiple card images of high-frequency radio frequency module transmission.Step S42, controls module and builds, according to the time order and function receiving card image, the pending queue including multiple card image.Step S43, controls module and selects the card image of head of the queue in pending queue and the card image of head of the queue is carried out process obtain corresponding data message.When the control module of the present embodiment receives multiple card image, automatically the process card image that a queue is orderly is built, it is to avoid the unordered process processing request of multiple card images causes the collapse controlling module and reduces the efficiency controlling resume module card image.
Step S5, sends the data message terminal unit to outside by communication interface.
Above the detailed description of the invention of invention being described in detail, but it is only used as example, the present invention is not limiting as and specific embodiments described above.For a person skilled in the art, any equivalent modifications that this invention is carried out or replacement are also all among scope of the invention, therefore, the impartial conversion made under without departing from the spirit and principles in the present invention scope and amendment, improvement etc., all should contain within the scope of the invention.
Claims (5)
1. a two-band frequency read/write, it is characterized in that, including: for receiving the first antenna of 125kHz～13.56MHz frequency range, for receiving the second antenna of 433MHz～5.8GHz frequency range, non-contact card is written and read by described first antenna the low frequency radio frequency module of operation, by described second antenna, non-contact card being written and read the high-frequency radio frequency module of operation, power module, control module and communication interface, described control module carries out data interaction by the terminal unit of described communication interface with outside；Described power module supplies electricity to described control module, described low frequency radio frequency module and described high-frequency radio frequency module, and described control module is electrically connected with described low frequency radio frequency module, described high-frequency radio frequency module respectively；Described control module is used for receiving the card image of described low frequency radio frequency module and/or the reading of described high-frequency radio frequency module and carrying out process obtaining data message, and described communication interface is for sending the described data message terminal unit to outside.
2. two-band frequency read/write according to claim 1, it is characterised in that described second antenna includes microwave antenna and high frequency antenna.
3. two-band frequency read/write according to claim 1, it is characterised in that described communication interface includes serial ports or SPI interface.
4. the method for a two-frequency operation, it is characterised in that comprise the steps:
Initialize low frequency radio frequency module and high-frequency radio frequency module；
Start described low frequency radio frequency module and described high-frequency radio frequency module simultaneously；
Non-contact card is written and read operation and/or described high-frequency radio frequency module by described first antenna and is written and read operating to non-contact card by described second antenna by described low frequency radio frequency module；
Control module receive card image that described low frequency radio frequency module and/or described high-frequency radio frequency module read and carry out process and obtain data message；
The described data message terminal unit to outside is sent by communication interface.
5. the method for two-frequency operation according to claim 4, it is characterised in that control module and receive card image that described low frequency radio frequency module and/or described high-frequency radio frequency module read and carry out processing the step obtaining data message and include:
Control module and receive described low frequency radio frequency module and/or multiple card images of described high-frequency radio frequency module transmission；
Control module and build, according to the time order and function receiving described card image, the pending queue including multiple card image；
Control module select the card image of head of the queue in described pending queue and the card image of described head of the queue is carried out process obtain corresponding data message.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610128150.XA CN105809079A (en) | 2016-03-07 | 2016-03-07 | Dual-band operation method and dual-band radio frequency reader-writer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610128150.XA CN105809079A (en) | 2016-03-07 | 2016-03-07 | Dual-band operation method and dual-band radio frequency reader-writer |
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| CN105809079A true CN105809079A (en) | 2016-07-27 |
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| CN201610128150.XA Pending CN105809079A (en) | 2016-03-07 | 2016-03-07 | Dual-band operation method and dual-band radio frequency reader-writer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107103259A (en) * | 2017-03-31 | 2017-08-29 | 广州地理研究所 | A kind of jamproof card reader of many cartoon letters of vehicle electron identifying and its application process |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1717563A (en) * | 2002-12-23 | 2006-01-04 | 罗伯特·博世有限公司 | The device and the guard method that prevents to contact that are used for contact protection with moving element |
| CN200972661Y (en) * | 2006-06-06 | 2007-11-07 | 蔡小如 | Three frequency range RFID marker card |
| CN101089869A (en) * | 2006-06-15 | 2007-12-19 | 晨星半导体股份有限公司 | Method and apparatus for computer login security using rfid technology |
| EP1796015B1 (en) * | 2005-12-07 | 2009-06-24 | Datamars SA | Combined radio frequency identification system |
| CN101789543A (en) * | 2010-03-19 | 2010-07-28 | 上海集成电路研发中心有限公司 | Multi-system and multi-band frequency RFID (Radio Frequency Identification) antenna |
| US20100259390A1 (en) * | 2006-03-31 | 2010-10-14 | Assa Abloy Ab | Transponder detector for an rfid system generating a progression of detection signals |
| CN201654801U (en) * | 2010-04-28 | 2010-11-24 | 深圳市华士精成科技有限公司 | 2.4G/13.56M double-frequency RFID card reader |
| CN102074785A (en) * | 2009-11-19 | 2011-05-25 | 艾迪讯科技股份有限公司 | RF (Radio-Frequency) identification tag antenna with double-ended open-coupling structure and design method thereof |
| CN201927061U (en) * | 2011-01-27 | 2011-08-10 | 武汉天喻信息产业股份有限公司 | Read-write device supporting dual-band non-contact radio frequency cards |
| CN102625483A (en) * | 2012-03-27 | 2012-08-01 | 常旭东 | Internet of things (IoS) communication equipment |
| CN104766108A (en) * | 2015-03-06 | 2015-07-08 | 中国十七冶集团有限公司 | Optimizing processing method for FID electronic tag in BIM model |
-
2016
- 2016-03-07 CN CN201610128150.XA patent/CN105809079A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1717563A (en) * | 2002-12-23 | 2006-01-04 | 罗伯特·博世有限公司 | The device and the guard method that prevents to contact that are used for contact protection with moving element |
| EP1796015B1 (en) * | 2005-12-07 | 2009-06-24 | Datamars SA | Combined radio frequency identification system |
| US20100259390A1 (en) * | 2006-03-31 | 2010-10-14 | Assa Abloy Ab | Transponder detector for an rfid system generating a progression of detection signals |
| CN200972661Y (en) * | 2006-06-06 | 2007-11-07 | 蔡小如 | Three frequency range RFID marker card |
| CN101089869A (en) * | 2006-06-15 | 2007-12-19 | 晨星半导体股份有限公司 | Method and apparatus for computer login security using rfid technology |
| CN102074785A (en) * | 2009-11-19 | 2011-05-25 | 艾迪讯科技股份有限公司 | RF (Radio-Frequency) identification tag antenna with double-ended open-coupling structure and design method thereof |
| CN101789543A (en) * | 2010-03-19 | 2010-07-28 | 上海集成电路研发中心有限公司 | Multi-system and multi-band frequency RFID (Radio Frequency Identification) antenna |
| CN201654801U (en) * | 2010-04-28 | 2010-11-24 | 深圳市华士精成科技有限公司 | 2.4G/13.56M double-frequency RFID card reader |
| CN201927061U (en) * | 2011-01-27 | 2011-08-10 | 武汉天喻信息产业股份有限公司 | Read-write device supporting dual-band non-contact radio frequency cards |
| CN102625483A (en) * | 2012-03-27 | 2012-08-01 | 常旭东 | Internet of things (IoS) communication equipment |
| CN104766108A (en) * | 2015-03-06 | 2015-07-08 | 中国十七冶集团有限公司 | Optimizing processing method for FID electronic tag in BIM model |
Non-Patent Citations (1)
| Title |
|---|
| 李莹 等: "《数据结构》", 31 August 2013, 清华大学出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107103259A (en) * | 2017-03-31 | 2017-08-29 | 广州地理研究所 | A kind of jamproof card reader of many cartoon letters of vehicle electron identifying and its application process |
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Application publication date: 20160727 |
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