CN1677425A - Data reading-writing device and method based on RF identifying system - Google Patents
Data reading-writing device and method based on RF identifying system Download PDFInfo
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- CN1677425A CN1677425A CN 200410030508 CN200410030508A CN1677425A CN 1677425 A CN1677425 A CN 1677425A CN 200410030508 CN200410030508 CN 200410030508 CN 200410030508 A CN200410030508 A CN 200410030508A CN 1677425 A CN1677425 A CN 1677425A
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Abstract
The disclosed data reading / writing device is capable of carrying out exchange reading out / writing in data with at least one electronic label, as well as capable of connecting to host to carry out data exchange. The said device includes following parts: transceiver in use for building connection between data reading / writing device and the said label, as well as receiving data from the electronic label or sending data to the electronic label; memory unit in use for storing data; connected to the transceiver and memory unit respectively, a control unit is in use for accessing the said memory unit, and making data communication with the said electronic label. The device also sets up user interface unit and / or host interface unit, which are connected to the control unit respectively, so as to provide features of convenient for user to input command, and controlling operations of the device independently.
Description
Technical field
The present invention relates to data read-write equipment and method, especially a kind of data read-write equipment and method based on radio frequency identification system.
Background technology
REID (RFID, be Radio Frequency Identification) be an automatic identification technology that progressively moves to maturity since the eighties in 20th century, owing to utilizing RF-wise to carry out contactless bidirectional communication data exchange, it reaches identifying purpose, so be widely used in various fields such as industrial automation, business automation, communications and transportation control and management, false proof even military affairs.
REID is applied to specific field and has developed radio-frequency recognition system.See also Fig. 1, Fig. 1 is existing a kind of radio-frequency recognition system.This radio-frequency recognition system comprises some electronic tags 1 (tag), data read-write equipment (reader) 2 and main frame 3.Wherein, preserve the electronic data of agreement form in the electronic tag 1, in actual applications, electronic tag 1 is attached to object surfaces to be identified.Data read-write equipment 2 comprises RFID Transmit-Receive Unit 21, reads in the electronic tag 1 electronic data of preserving by RFID Transmit-Receive Unit 21, and with electronic data transfer to main frame 3.Main frame 3 can pass through interface or network connection data read-write equipment 2, is used to realize the management functions such as collection, processing and teletransmission to object identification information.
U.S. Soundcraft Inc. once proposed the PCT application (PCT/US00/00129 2000.1.3) of a denomination of invention for " proximity reader of auto-tuning scanning ", the application number that this PCT application enters the China national stage is " 00804940.8 ", this application discloses a kind of data read-write equipment that is used for radio-frequency recognition system, it utilizes microprocessor and peak detctor to determine and storage is used for the optimal antenna impedance of tuning capacitor, so that realize peak value antenna resonance in the oscillator generation and by each frequency in a plurality of frequency of operation of aerial radiation.Antenna resonance reaches peak value and periodically compensate for ambient imbalance influence during operation when powering up.This data read-write equipment realizes that a plurality of frequencies of scanning are more effectively to search for the off resonance identification marking.
Because the data read-write equipment 2 of above-mentioned disclosed radio frequency identification system is connected with main frame 3, just can finish the electronic data that is stored in the electronic tag 1 is handled, therefore cause data read-write equipment 2 off line to use, thereby it is inconvenient to cause data read-write equipment to use, in addition, when the situation that main frame breaks down or other can't normally use, cause the paralysis of whole radio frequency identification system, also influenced the further promotion and application of radio RF recognition technology thus.
Also have, because the data read-write equipment 2 of existing radio frequency identification system is mainly used in the electronic data that reads electronic tag 1, function singleness, need not to be provided with storage unit or adopt the less relatively EEPROM (electricallyerasable ROM (EEROM)) of memory capacity, yet, if there is not metastable storage space, the processing power of using and reduce total system of restricting data read-write equipment 2.When especially data read-write equipment reads the electronic data of a plurality of electronic tags 1 simultaneously, owing to the interface that is connected with main frame 3 or the reasons such as transfer rate of network, can not in time electronic data be sent to main frame, and data read-write equipment itself does not have the metastable advanced row buffering of storage unit with certain storage capacity, be easy to cause the slow even obstruction of transmission data, thereby influence the ability of system handles data.
Summary of the invention
The technical matters that the present invention solves provide a kind of based on radio frequency identification system, can independently carry out data read-write equipment and method data read-write operation, that be user-friendly to and improve the ability of system handles data to electronic tag.
For addressing the above problem, the invention provides a kind of data read-write equipment based on radio frequency identification system, described radio frequency identification system also comprises at least one electronic tag, described data read-write equipment comprises: Transmit-Receive Unit, be used to set up being connected of described data read-write equipment and described electronic tag, receive data or send data to it from electronic tag; Storage unit is used to store data, and; The control module that connects described Transmit-Receive Unit and described storage unit respectively, be used for the control store unit access and with the data communication of described electronic tag.
Wherein, described data read-write equipment also comprises the user interface section that connects described control module, is used to receive user instruction, and described data read-write equipment carries out data processing, access or traffic operation according to described user instruction.
Wherein, described user interface section is user input unit and/or user's output unit.
Wherein, described user input unit is selected from one or more in button, keyboard, knob, slide block, voice input device or the mouse; Described user's output unit is selected from one or more in pilot lamp, display screen, loudspeaker or the earphone.
Wherein, described storage unit adopts semiconductor storage medium, magnetic storage medium or optical storage media.The single semiconductor storage medium of described storage comprises quickflashing, MRAM, DRAM, SRAM, SDRAM, FRAM or Millipede.Also comprise described storage unit is fixed on slot or deck on the described read-write equipment.
Wherein, also comprise the host interface unit that is connected with described control module, be used to accept the operational order of main frame, described data read-write equipment carries out data processing, access or traffic operation according to described operational order from main frame.
Wherein, described host interface unit adopts GSM, GPRS, CDMA, 2.75G, 3G interface, CF interface, SM interface, MMC interface, SD interface, MS interface, pcmcia interface, MD interface, x-D interface, IDE/SCSI interface, RS232 interface, RS485 interface, SPI interface, USBOTG interface, UWB interface, GPIO interface, UART interface, Ethernet interface, parallel interface, USB interface, IEEE1394 interface, blue tooth interface, IrDA infrared interface, HomeRF interface, IEEE802.11x interface and/or IEEE802.16x.
Wherein, also comprise the power module that is used for providing power supply to each unit of data read-write equipment
Wherein, described control module comprises the Transmit-Receive Unit control sub unit that is connected with Transmit-Receive Unit and is connected the storage unit control sub unit with storage unit.
Wherein, described control module also comprises the user management module of the user profile that is used to manage described data read-write equipment.
A kind of data read-write method based on radio frequency identification system, described radio frequency identification system comprises at least one electronic tag and data read-write equipment, wherein said data read-write equipment comprises Transmit-Receive Unit, storage unit and control module, comprising: set up the passage step: described Transmit-Receive Unit is set up the data path that described data read-write equipment and described electronic tag communicate; Receive commands steps: control module receives user instruction; Treatment step: described control module according to described user instruction control data access in the described storage unit and with the data communication operation of described electronic tag.
Wherein, receive commands steps and also comprise the authenticating user identification step: control module receives the user authentication information of user authentication information and local storage in advance or authentification of user mechanism relatively, if identical or conform to, then by authentication, otherwise withdraws from the reading and writing data process.
Wherein, described reception commands steps also comprises checking user operating right step: control module is compared the user instruction that receives respectively with this user's who stores in advance operating right, and is identical as if having, and then by checking, otherwise withdraws from the reading and writing data process.
Wherein, described user instruction comprises read, read/write electronic tag, format storage unit or update user information.
Compared with prior art, the present invention has the following advantages:
The first, owing to be provided with storage unit and control module in the data read-write equipment of the present invention, therefore the data communication of energy control data read-write equipment and electronic tag, thereby make the data read-write equipment in the radio frequency identification system need not under the control of main frame, to carry out data read-write operation, reach the effect that is user-friendly to, improves the data read-write equipment scope of application and improve system stability.
Second, the present invention adopts the storage unit of a constant volume, the electronic data that the electronic data that receives maybe needs to send is stored earlier, overcome because thereby the obstruction of the data transmission between main frame and the data read-write equipment causes defectives such as the system handles data capability is low, improved the ability of system read-write data.
The 3rd, the present invention directly accepts user's instruction by user interface section, makes things convenient for the user to operate data read-write equipment of the present invention under the Offhost situation and carries out data read-write control, improves the portability of data read-write equipment.
Description of drawings
Fig. 1 is the structural representation of known radio frequency identification system.
Fig. 2 is the structural representation of radio frequency identification system of the present invention.
Fig. 3 is the block diagram of data read-write equipment embodiment of the present invention.
Fig. 4 is the process flow diagram that carries out reading and writing data that adopts data read-write equipment of the present invention.
Fig. 5 is the process flow diagram of first embodiment of reading and writing data of the present invention.
Fig. 6 is the process flow diagram of the part instruction process of reading and writing data of the present invention.
Fig. 7 is the process flow diagram of second embodiment of the present invention.
Fig. 8 is the process flow diagram that carries out an embodiment of read-write operation among the present invention by main frame input user instruction.
Fig. 9 is the process flow diagram that carries out another embodiment of read-write operation among the present invention by main frame input user instruction.
Embodiment
Below in conjunction with accompanying drawing, specify the specific embodiment of the present invention.
See also Fig. 2, Fig. 2 is the structure principle chart of radio frequency identification system of the present invention.This radio frequency identification system comprises electronic tag 1 and data read-write equipment 2, wherein:
Electronic tag 1 is attached to object surfaces to be identified, preserves the electronic data comprise this electronic tag ID number.Whether charged source is divided into active label and passive label with electronic tag 1 according to self.Wherein, active label can utilize the initiatively outside emission information of this power supply, and passive label can't initiatively transmit, usually send detection signal by data read-write equipment 2, in the particular range that detection signal covers, passive label carries out passive replying to this signal, finishes the collection of the electronic data of 2 pairs of passive labels 1 of data read-write equipment.With reflection modulation formula radio-frequency recognition system is example, specifies passive label and how to send information to data read-write equipment 2, so that data read-write equipment 2 is finished electronic data acquisition.Data read-write equipment 2 sends the microwave request signal, passive label enters the reach of data read-write equipment 2, with the part microwave request signal rectification that receives is circuit working in the powered by direct current subtab 1, transmits after the data message modulation that another part microwave request signal is preserved in the electronic tag.
Data read-write equipment 2 comprises Transmit-Receive Unit 21, control module 22 and storage unit 23.Transmit-Receive Unit 21 is used to set up being connected with to electronic tag 1 reception/transmission data of data read-write equipment 2 and electronic tag 1; Storage unit 23 is used to store data, and; The control module 22 that connects Transmit-Receive Unit 21 and storage unit 23 respectively, be used for control store unit 23 access and with the data communication of electronic tag 1.
Also please refer to Fig. 3, be the structural representation of an embodiment of data read-write equipment of the present invention.
Transmit-Receive Unit 21 is connected with antenna 210, and Transmit-Receive Unit 21 mainly comprises reception subelement 211 and sends subelement 212.Wherein, antenna 210 is used to launch or receive the radiofrequency signal of a default frequency range, promptly sets up the data communication channel of data read-write equipment 2 and electronic tag 1.Receive subelement 211 and connect antenna 210 and control module 22 respectively, be used to receive after the radiofrequency signal of antenna 210 transmission is demodulated to data-signal and be passed to control module 22, send subelement 212 and connect antenna 210 and control module 22 respectively, be used for to receive data signal modulation and become radiofrequency signal on the predefined a certain special frequency channel, send for antenna 210.
At present, Transmit-Receive Unit can adopt existing reception subelement 211 and send the transceiver that subelement 212 is integrated in.
Slot or deck also are set on data read-write equipment 2, by slot or deck storage unit 23 removably is fixed on the data read-write equipment 2, realization is user-friendly to the expansion of storage capacity and the replacing of storage unit 23, improves the scope of application of data read-write equipment 2.
Transmit-Receive Unit control sub unit 221, connect Transmit-Receive Unit 21, be used for the data communication of control data read-write equipment 2 and electronic tag 1, comprise that further the data of Transmit-Receive Unit 21 transmission being resolved, judged whether the legal data based user instruction that is legal data, also will obtains edits or store, and; To be sent to Transmit-Receive Unit 21 through the data based user instruction that obtains in editor or the storage unit, send after making this data-modulated, so that electronic tag receives data.
Storage unit control sub unit 222 connects storage unit 23, is used for the data access of control store unit 23, further comprises according to user instruction carrying out sense data or writing data manipulation and to the format manipulation of whole memory unit 23.
User management module 223, connect Transmit-Receive Unit control sub unit 221 and storage unit control sub unit 222, the user who is used for sending instruction carry out authenticating user identification, user's operating right checking, Add User and the switching of user's operating right, different user.
Referring again to Fig. 3, except above-mentioned disclosed few component parts, the data read-write equipment of present embodiment also comprises user interface section 24, host interface unit 25 and power supply unit 26.
User interface section 24, connect control module 22, be used to receive user instruction and control 2 runnings of described data read-write equipment, user instruction comprise the data that read electronic tag 1, to electronic tag 1 send data, with data storage in storage unit 23, data are edited and system configuration etc.Data edit main finger to data make amendment, increase, operation such as deletion, ordering and statistics.
User interface section 24 comprises user input unit 241 and/or user's output unit 242.Described user input unit 241 is selected from one or more in button, keyboard, knob, slide block, voice input device or the mouse, is used to receive user's instruction.Described user's output unit 242 is selected from one or more in pilot lamp, display screen, loudspeaker or the earphone, is used for to user feedback system information, status information, image data object information and instruction execution result information.
Host interface unit 25 connects control module 22, and the operational order that is used to accept main frame is controlled the running of described data read-write equipment.Described host interface unit 25 adopts GSM, GPRS, CDMA, 2.75G, the 3G interface, the CF interface, the SM interface, the MMC interface, the SD interface, the MS interface, pcmcia interface, the MD interface, the x-D interface, the IDE/SCSI interface, the RS232 interface, the RS485 interface, the SPI interface, USB OTG interface, the UWB interface, the GPIO interface, the UART interface, Ethernet interface, parallel interface, USB interface, the IEEE1394 interface, blue tooth interface, the IrDA infrared interface, the HomeRF interface, IEEE802.11x interface and/or IEEE802.16x and main frame communicate, and connected interface adopts and the suitable interface of above-mentioned interface standard in the main frame.
Power supply unit 26 is used for providing power supply to each unit of data read-write equipment.It can adopt photoelectric cell, primary element and/or rechargeable battery.Power supply unit 26 can also be provided with translation circuit for carrying the rechargeable battery charging, also can be provided with power control switch, in order to open or close the work of data read-write equipment.Data read-write equipment 2 can be by direct supply, powered battery, or the interface module power supply by linking to each other with main frame.
The present invention is based on the data read-write method (seeing also Fig. 1) of radio frequency identification system, may further comprise the steps: at first set up the passage step: Transmit-Receive Unit 21 is set up the data path (step S110) that described data read-write equipment 2 and described electronic tag 1 communicate; Secondly, receive commands steps: control module 22 receives user instruction (step S120); At last, treatment step: described control module 22 according to described user instruction control data access in the described storage unit and with the data communication operation (step S130) of described electronic tag.
Below the flow process of data reading/writing method is described in detail, it is that example further describes that the present invention accepts the idiographic flow that user instruction carries out data read-write operation by user interface section 24.
See also Fig. 5, for the present invention accepts the process flow diagram that user instruction carries out a specific embodiment of data read-write operation by user interface section.
At first, data read-write equipment 2 energized are carried out the initialization step (step S211) of radio frequency identification system.
Carry out step S212 subsequently, by the Data Communications Channel of Transmit-Receive Unit 21 foundation with electronic tag 1, the frequency of operation of radio frequency identification system mainly contains 125kHz, 13.56MHz, 869MHz, 902～928MHz, 2.45GHz, 5.8GHz etc., the maximum transmit power level that allows and frequency assignation are different and different because of countries and regions, therefore, Transmit-Receive Unit 21 adopts the radiofrequency signal of emission/reception special frequency channel to send data with the identical modulation demodulation system of employing with electronic tag 1, thereby sets up Data Communications Channel.
Carry out step S213 subsequently, do you judge that radio frequency identification system is still TTF (Tag Talks First, electronic tag is speech earlier) of RTF (Reader Talks First, data read-write equipment is speech earlier)? if TTF, then carry out step S214, otherwise carry out step S216.According to whether self having power supply electronic tag is divided into active label and passive label, usually, passive label is to need data read-write equipment to send signal earlier so that passive label sends the radiofrequency signal that is loaded with electronic data, and system adopts the RTF mode, and active label, system can adopt the TTF mode.
Carry out step S214 subsequently: when the system that detects adopts the TTF mode, after Transmit-Receive Unit 21 receives the RFID signal, signal is sent to control module 22.
Carry out step S215 subsequently, control module 22 sends signal by the output unit of user interface section 24, and the prompting user receives the RFID signal.
Carry out step S216 subsequently, accept user instruction by the input block of user interface section 24.Data read-write equipment 2 can be inputed the password and the instruction of user name, correspondence to make things convenient for the user by setting in advance the user interface of user instruction.Secondly, username and password to user's input carries out authenticating user identification (step S217), and control module 22 is according to receiving user name and corresponding password and the local user authentication information of storing in advance relatively, if identical, then pass through authentication, otherwise withdraw from the reading and writing data program.Then, user by authentication is verified user's operating right step (step S218), control module 22 is compared the user instruction that receives respectively with this user's who stores in advance operating right, if there is the identical operations instruction in the operating right, then pass through checking, otherwise withdraw from the reading and writing data program.
Carry out step S219 subsequently, judge whether this instruction is the electronic data that reads electronic tag, if then carry out step S220, otherwise carry out step S230.
Step S220: data read-write equipment 2 judges whether to receive radiofrequency signal, if carry out step S222, otherwise what this system adopted is the RTF mode, data read-write equipment 2 sends radiofrequency signal (step S221) by R-T unit 21 data read-write equipments 2, so that the electronic tag in the scope of application of this data read-write equipment 2 sends the RFID signal, receive the electronic data signals of electronic tag when R-T unit 21 after, carry out step S222.
Step S222: the signal that receives is carried out legitimacy detect, according to part RFID standard, when the signal frequency range of using is equitant with other radiofrequency signal standards, for example with mobile phone signal frequency range overlaid.Between all kinds of wireless signals in this frequency range, can distinguish by following several method: the modulation system in 1 work is distinguished other wireless devices; 2: induced power and radius prevent certain undesired signal 3: prevent that according to RFID information record standard and information transmission process verification mode other signals are mistaken as the RFID signal.
Carry out step S223, resolution data subsequently.
Carry out step S224 subsequently: whether judgment data need decipher, if be decrypted, and the electronic data of electron gain label, otherwise directly carry out S225.
Carry out step S225 subsequently: whether judgment data need be editor, if carry out step S226, editing data, data behind the editor are sent to storage unit or main frame (step S226, step S227), otherwise directly data are sent to storage unit or main frame (step S227).When data read-write equipment 2 is not connected with main frame, directly data is sent to storage unit 23 according to being provided with of user instruction and stores.And when data read-write equipment 2 is connected with main frame, also can data be sent to main frame by host interface unit 25.
Step S230:, carry out step S231, otherwise carry out step S240 when instruction is when electronic tag writes data.
Step S231: from storage unit 23 or main frame, obtain data; When the data read-write equipment off line is used, usually data are taken out from storage unit 24, and when data read-write equipment is connected with main frame by host interface unit 25, also can obtain the data of main frame transmission by host interface unit 25.
Carry out step S232 subsequently: whether judgment data needs is edited, if, editing data (step S233), and the data that edit are encrypted (step S234), encrypt (step S234) otherwise directly data are sent to the encrypting and decrypting unit.
Carry out step S235 subsequently:, after the data that needs are sent are carried out encryption, send this data by Transmit-Receive Unit for safety of data transmission.
Carry out step S236 subsequently: wait for return message, return message comprises sending successfully and sending fails, if receive the transmission failure information, carries out step S235 again, until sending successfully.
Above-mentionedly disclose the key step that the present invention carries out data read-write method, still, the present invention also provides other instruction manipulation steps of user, in conjunction with Fig. 5, sees also Fig. 6 again.
Step S240: the instruction that sends as the user is an editing data, from from storage unit 23 or main frame, taking out data (step S241) according to the indication of instruction, indication editing data (step S242) according to instruction, editing data comprise with data make amendment, increase, deletion, ordering, statistics etc., the data behind the editor are sent to the address (step S243) of stipulating in the instruction.
Step S250: when the instruction of user's transmission is system operation, be configured and system operation according to systemic presupposition.
Step S260: when the instruction of user's transmission is operated for the user, upgrade user management module, comprise Adding User, the password of the user name that setting Adds User, correspondence and operating right, modification existing subscriber's user name, corresponding password and operating right etc.
Step S270: when the instruction of user's transmission is format manipulation, storage unit is formatd.
Except above-mentioned disclosed operational order, also can carry out other operations such as access of storage unit 21 data.Such as, the specific data in the storage unit 21 is taken out the back be sent to main frame by host interface unit 25, perhaps the data with main frame are sent to storage unit 21 by host interface unit 25.
Above-mentionedly be disclosed as first embodiment of the present invention, see also Fig. 7, on the basis of first embodiment, carrying out second embodiment of improved data read-write method of the present invention.Because both have numerous identical step operations, so following only disclosing in second embodiment has difference with first embodiment.
(1) when carry out step 212: data read-write equipment 2 directly carries out step S216 after setting up Data Communications Channel by R-T unit 21 and electronic tag 1, receives user instruction;
(2) step 221: send signal, receive the RFID signal.When the system that detects adopts the TTF mode, after Transmit-Receive Unit 21 regularly receives the RFID signal, signal is sent to control module 22.Otherwise Transmit-Receive Unit timed sending signal in order to receiving the RFID signal that electronic tag 1 sends, and is sent to control module 22 with signal.
Above-mentioned disclosed two specific embodiments be data read-write equipment 2 by user input unit 24 input user instructions, operate control.When data read-write equipment 2 is connected with main frame, also can receive user instruction and send operational order by control module 22 by main frame by host interface unit 25, operate with the control data read-write equipment.See also Fig. 8, by the process of user input instruction control read-write operation.
Step S310: data read-write equipment 2 inserts main frame;
Step S320: initialization data read-write equipment 2;
Step S330: each data read-write equipment 2 is provided with one unique ID number, and main frame is by ID recognition data read-write equipment 2;
Step S340: user instruction is sent to control module 22 by host interface module;
Step S350: carry out authenticating user identification;
Step S360: obtain user instruction, carry out the authentication of user's operating right;
Step S370: according to instruction, control module 22 carries out respective handling.This instruction comprise to sense data from electronic tag 1, to its send data, from storage unit 23 sense data, to storage unit 23 send data, the change user is provided with, formats storage unit, removes data read-write equipment etc.
See also Fig. 9, Fig. 9 uses process flow diagram for the another kind of the data read-write equipment of the present invention of connection main frame among the present invention.
Step S410: data read-write equipment 2 is connected with main frame by host interface unit 25.
Step S420: initialization data read-write equipment 2;
Step S430: data read-write equipment 2 detects by Transmit-Receive Unit 21 whether the RFID signal is arranged, if having, then carries out step S440, otherwise Transmit-Receive Unit 21 sends radiofrequency signal to receive the RFID signal of electronic tag 1;
Step S440: data read-write equipment 2 judges whether the RFID signal that reads is legal, if, then carry out resolution data (step S450), otherwise, step S460 directly entered;
Step S460: accept the user instruction that main frame sends;
Step S470: the type of the user instruction that judge to receive, present embodiment is divided into user instruction to the operation of data read-write equipment 2 with to the operation of electronic tag 1 according to operand; If, then carry out step S480 to the operation of data read-write equipment 2, otherwise, carry out step S500;
Step S480: executable operations instruction, return result, this operational order comprises editor's storage unit 23 data, reading cells 23 data, writes data to storage unit 23, format storage unit, switching user operate and remove the read write line operation, and operating result is sent to main frame by host interface unit 25;
S490: when need not data read-write equipment 2 operated, remove data read-write equipment;
S500: when action type is when electronic tag is operated, whether data read-write equipment 2 rejudges receives corresponding radiofrequency signal, if, carry out user instruction, return result, otherwise, return error message.
The present invention discloses several embodiments, but not limited thereto, any those skilled in the art can think variation all should fall into protection scope of the present invention.
Claims (11)
1, a kind of data read-write equipment based on radio frequency identification system, described radio frequency identification system also comprises at least one electronic tag, it is characterized in that, described data read-write equipment comprises:
Transmit-Receive Unit is used to set up being connected of described data read-write equipment and described electronic tag, receives data or sends data to it from electronic tag;
Storage unit is used to store data, and;
The control module that connects described Transmit-Receive Unit and described storage unit respectively, be used for the control store unit access and with the data communication of described electronic tag.
2, the data read-write equipment based on radio frequency identification system as claimed in claim 1, it is characterized in that, described data read-write equipment also comprises the user interface section that connects described control module, be used to receive user instruction, described data read-write equipment carries out data processing, access or traffic operation according to described user instruction.
3, the read-write equipment based on radio frequency identification system as claimed in claim 1 or 2 is characterized in that, also comprises described storage unit is fixed on slot or deck on the described read-write equipment.
4, the data read-write equipment based on radio frequency identification system as claimed in claim 1 or 2, it is characterized in that, also comprise the host interface unit that is connected with described control module, be used to accept the operational order of main frame, described data read-write equipment carries out data processing, access or traffic operation according to described operational order from main frame.
5, the data read-write equipment based on radio frequency identification system as claimed in claim 1 or 2 is characterized in that, also comprises the power module that is used for providing power supply to each unit of data read-write equipment.
6, the data read-write equipment based on radio frequency identification system as claimed in claim 1 or 2 is characterized in that, described control module comprises the Transmit-Receive Unit control sub unit that is connected with Transmit-Receive Unit and is connected the storage unit control sub unit with storage unit.
7, the data read-write equipment based on radio frequency identification system as claimed in claim 6 is characterized in that, described control module also comprises the user management module of the user profile that is used to manage described data read-write equipment.
8, a kind of data read-write method based on radio frequency identification system, described radio frequency identification system comprises at least one electronic tag and data read-write equipment, wherein said data read-write equipment comprises Transmit-Receive Unit, storage unit and control module, it is characterized in that, comprising:
Set up the passage step: described Transmit-Receive Unit is set up the data path that described data read-write equipment and described electronic tag communicate;
Receive commands steps: control module receives user instruction;
Treatment step: described control module according to described user instruction control data access in the described storage unit and with the data communication operation of described electronic tag.
9, the data read-write method based on radio frequency identification system as claimed in claim 8, it is characterized in that, receive commands steps and also comprise the authenticating user identification step: control module receives user authentication information and the local user authentication information of storing in advance or authentification of user mechanism relatively, if it is identical or conform to, then pass through authentication, otherwise withdraw from the reading and writing data process.
10, the data read-write method based on radio frequency identification system as claimed in claim 8, it is characterized in that, described reception commands steps also comprises checking user operating right step: control module is compared the user instruction that receives respectively with this user's who stores in advance operating right, if have identical, then pass through checking, otherwise withdraw from the reading and writing data process.
11, the data read-write method based on radio frequency identification system as claimed in claim 8 is characterized in that, described user instruction comprises read, read/write electronic tag, format storage unit or update user information.
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2004100305082A CN100555302C (en) | 2004-03-31 | 2004-03-31 | Data read-write equipment and method based on radio frequency identification system |
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| CNB2004100305082A CN100555302C (en) | 2004-03-31 | 2004-03-31 | Data read-write equipment and method based on radio frequency identification system |
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| Publication Number | Publication Date |
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| CN1677425A true CN1677425A (en) | 2005-10-05 |
| CN100555302C CN100555302C (en) | 2009-10-28 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100377161C (en) * | 2006-07-04 | 2008-03-26 | 中国海洋大学 | Preposed RFID read-write integrated machine |
| US7651025B2 (en) | 2005-08-29 | 2010-01-26 | Industrial Technology Research Institute | Guest-service-type convenience system for implementation at ticketing activity, touring activity and retail transaction |
| CN101661547A (en) * | 2009-09-22 | 2010-03-03 | 中兴通讯股份有限公司 | Method for writing data to tag in radio frequency identification system and device |
| CN101448723B (en) * | 2006-05-26 | 2011-06-22 | 贝克曼考尔特公司 | Furniture managing system |
| CN101160593B (en) * | 2005-10-31 | 2012-08-29 | 华为技术有限公司 | Memory card and terminal equipment of combining memory card |
| CN103077415A (en) * | 2013-01-11 | 2013-05-01 | 重庆城投金卡交通信息产业有限公司 | Implementation system and method of radio frequency identification middleware |
| CN108319877A (en) * | 2011-12-19 | 2018-07-24 | 霍尼韦尔国际公司 | Use the information reading terminals of the coding of external token |
| WO2021103117A1 (en) * | 2019-11-25 | 2021-06-03 | 独角兽网络科技（苏州）有限公司 | System for reading rfid tag data |
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2004
- 2004-03-31 CN CNB2004100305082A patent/CN100555302C/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7651025B2 (en) | 2005-08-29 | 2010-01-26 | Industrial Technology Research Institute | Guest-service-type convenience system for implementation at ticketing activity, touring activity and retail transaction |
| CN101160593B (en) * | 2005-10-31 | 2012-08-29 | 华为技术有限公司 | Memory card and terminal equipment of combining memory card |
| CN101448723B (en) * | 2006-05-26 | 2011-06-22 | 贝克曼考尔特公司 | Furniture managing system |
| CN100377161C (en) * | 2006-07-04 | 2008-03-26 | 中国海洋大学 | Preposed RFID read-write integrated machine |
| CN101661547A (en) * | 2009-09-22 | 2010-03-03 | 中兴通讯股份有限公司 | Method for writing data to tag in radio frequency identification system and device |
| WO2011035511A1 (en) * | 2009-09-22 | 2011-03-31 | 中兴通讯股份有限公司 | Method and device for writing data into tag in radio frequency identification system |
| CN101661547B (en) * | 2009-09-22 | 2012-10-10 | 中兴通讯股份有限公司 | Method for writing data to tag in radio frequency identification system and device |
| CN108319877A (en) * | 2011-12-19 | 2018-07-24 | 霍尼韦尔国际公司 | Use the information reading terminals of the coding of external token |
| CN108319877B (en) * | 2011-12-19 | 2022-04-01 | 霍尼韦尔国际公司 | Information reading terminal using coding of external token |
| CN103077415A (en) * | 2013-01-11 | 2013-05-01 | 重庆城投金卡交通信息产业有限公司 | Implementation system and method of radio frequency identification middleware |
| CN103077415B (en) * | 2013-01-11 | 2016-05-18 | 重庆市城投金卡信息产业股份有限公司 | RF identification middleware realize system and method |
| WO2021103117A1 (en) * | 2019-11-25 | 2021-06-03 | 独角兽网络科技（苏州）有限公司 | System for reading rfid tag data |
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| Publication number | Publication date |
|---|---|
| CN100555302C (en) | 2009-10-28 |
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