CN103218629A - Wireless communication method - Google Patents
Wireless communication method Download PDFInfo
- Publication number
- CN103218629A CN103218629A CN2012100161860A CN201210016186A CN103218629A CN 103218629 A CN103218629 A CN 103218629A CN 2012100161860 A CN2012100161860 A CN 2012100161860A CN 201210016186 A CN201210016186 A CN 201210016186A CN 103218629 A CN103218629 A CN 103218629A
- Authority
- CN
- China
- Prior art keywords
- rfid tag
- message
- signal
- reader
- block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Mobile Radio Communication Systems (AREA)
Abstract
A wireless communication method comprises the following steps of using a radio frequency identification tag and offering system parameters, wherein the system parameters are arranged in a grouping parameter block, the grouping comprises a header and a frame loaded field, an the fame loaded field comprises a parameter block and a message block; using the radio frequency identification tag and offering a radio frequency identification tag message or a message block of the encrypted radio frequency identification tag; using the radio frequency identification tag and inserting signals which displays block length and encryption enabling signals into the parameter block, wherein the encryption enabling signals can indicate whether the radio frequency identification tag recorded by the message block is encrypted or not; using the radio frequency identification tag, inserting secrete key information into the parameter block, and when the encryption enabling signals indicate the message which records the encrypted radio frequency identification tag, the recorded message is obtained based on secrete key information encryption.
Description
Technical field
The present invention relates to a kind of wireless communication method, particularly relate to the wireless communication method of a kind of use radio-frequency (RF) identification (RFID, Radio Frequency Identification) technology.
Background technology
Common data processing is to carry out database login with manual type mostly, and operation is rather time-consuming.Therefore, industrial community is devoted to the wireless sensor technology, and hope can immediately be collected Various types of data, for example: read sending and receiving goods voucher or household's environmental monitoring etc. with the RFID technology.
ZigBee alliance has proposed a kind of Radio Network System of the RFID of being applicable to technology, and (PHY, physical) layer grouping is as Fig. 1 for its entity.The data cell 91 of this grouping be loaded with medium access control (Media Access Control, MAC) layer message, and MAC layer message is loaded with the network layer message, the network layer message then is loaded with the application layer message about the transmission end state.So, receiving end just can divide into groups to understand and control the transmission end by analyzing.
But, ZigBee has defined many header fields for each layer, and it is quite long to cause physical layer to transmit grouping, and the transmission end must spend the more time and spread out of grouping, and very power consumption quite is unfavorable for the transmission end of baby battery amount, as RFID Tag (label).
Summary of the invention
The object of the present invention is to provide a kind of wireless communication method, use the short enough transmission end information of packet delivery, to realize the communication between transmission end and receiving end.Wireless communication method of the present invention, be applicable to a RFID tag of a wireless telecommunication system, comprise following steps: use this RFID tag, provide this wireless telecommunication system parameter setting in a parameter block of a grouping, this grouping comprises a header and a frame load field, and this frame load field comprises this parameter block and a message block; Use this RFID tag, provide this RFID tag message or this RFID tag message through the signal after encrypting in the message block of this grouping; Use this RFID tag, show that with one the signal of whole group length and an encryption enable signal insert in this parameter block, this encryption enable signal can indicate this message block writing down this RFID tag message, or indicates this message block writing down this RFID tag message through the signal after encrypting; Use this RFID tag, a key information is inserted in this parameter block, indicate this message block writing down under the situation of this RFID tag message through the signal after encrypting at this encryption enable signal, the signal that this message block is write down is based on this key information and encrypts gained; And use this RFID tag, send this grouping.
This wireless communication method also comprises following steps: use this RFID tag, the application type of this RFID tag is inserted in this parameter block.
This wireless communication method also comprises following steps: use this RFID tag, the sensing function of this RFID tag is inserted in this message block.
This wireless communication method also comprises following steps: use this RFID tag, unique identification code of this RFID tag or one are inserted in this message block from ordering identification code; And use this RFID tag, be used to indicate this unique identification code or this to order the signal that identification code is inserted into this message block certainly with one and insert in this parameter block.
This wireless communication method is applicable to a reader and reads the included a plurality of storage parts of this RFID tag, also comprise following steps: use this RFID tag, a storage part signal, an access level signal and a readout data signal are inserted the message block of this grouping; Wherein, this readout data signal is loaded with the reading of data that this reader is read from this RFID tag, and this storage part signal shows this reading of data is to deposit in which storage part of this storage unit, and this access level signal is loaded with the access right of this reader for this storage part.
This wireless communication method is applicable to the group a plurality of to be identified of this wireless telecommunication system, each group to be identified comprises at least one RFID tag, this wireless communication method also comprises following steps: use this RFID tag, the signal of group to be identified group under the RFID tag that a demonstration sends this grouping is provided, and this signal is inserted the parameter block of this grouping.
Wireless communication method of the present invention, be applicable to the group a plurality of to be identified of a wireless telecommunication system, each group to be identified comprises at least one RFID tag, this wireless communication method comprises following steps: use one of them RFID tag, provide this wireless telecommunication system parameter setting in a parameter block of a grouping, this grouping comprises a header and a frame load field, and this frame load field comprises this parameter block and a message block; Use this one of them RFID tag, provide this one of them RFID tag message in the message block of this grouping; Use this one of them RFID tag, a signal that shows whole group length and one are used to show that the signal of group to be identified group inserts in this parameter block under this one of them RFID tag; And use this one of them RFID tag, send this grouping.
Wireless communication method of the present invention, be applicable to a reader and a RFID tag of a wireless telecommunication system, comprise following steps: use this reader, provide this wireless telecommunication system parameter setting in a parameter block of a grouping, this grouping comprises a header and a frame load field, and this frame load field comprises this parameter block and a message block; Use this reader, provide this reader message or this reader message through the signal after encrypting in the message block of this grouping; Use this reader, the signal that a signal that shows whole group length, one is used to write down the application type of this RFID tag, and an encryption enable signal inserts in this parameter block, this encryption enable signal can indicate this message block writing down this reader message, or indicates this message block writing down this reader message through the signal after encrypting; Use this reader, a key information is inserted this parameter block, indicate this message block writing down under the situation of this reader message through the signal after encrypting at this encryption enable signal, the signal that this message block is write down is based on this key information and encrypts gained; And use this reader, send this grouping.
This wireless communication method also is applicable to the group a plurality of to be identified of this wireless telecommunication system, each group to be identified comprises at least one RFID tag, use this reader, the signal of group to be identified group under that RFID tag that shows access that this reader is desired is inserted this parameter block.
This RFID tag has a plurality of storage parts, and this wireless communication method also comprises following steps: use this reader, a storage part signal, an access level signal and a readout data signal are inserted the message block of this grouping; Wherein, this storage part signal shows this reader is desired which storage part of this RFID tag of access, this access level signal then shows the access right of this reader for this storage part, read-write when this access level signal demonstration, this readout data signal can be loaded with the data that this reader wants to write this storage part.
Beneficial effect of the present invention is: system messages is more specifically carried in defined grouping, allows receiving end can control the transmission end state fully, and its block length more than 50 hyte at the most, and the transmission end can spread out of grouping the less time, helps power saving.
Description of drawings
Fig. 1 is the synoptic diagram that shows the grouping of ZigBee alliance definition;
Fig. 2 is the calcspar of a preferred embodiment of display radio communication system;
Fig. 3 shows the synoptic diagram of the RFID tag grouping of mode of operation one;
Fig. 4 illustrates the synoptic diagram of the application of wireless telecommunication system;
Fig. 5 is the calcspar that shows storage unit;
Fig. 6 is the synoptic diagram that shows the reader grouping of mode of operation three;
Fig. 7 is the synoptic diagram that shows the RFID tag grouping of mode of operation three;
Fig. 8 is that the explanation RFID tag is in the synoptic diagram of the execution of mode of operation one or mode of operation two;
Fig. 9 is that the explanation reader is in the synoptic diagram of the execution of mode of operation three;
Figure 10 is that the explanation RFID tag is in the synoptic diagram of the execution of mode of operation three.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, the specific embodiment of the present invention is elaborated below in conjunction with accompanying drawing.Need to prove that at first the present invention is not limited to following embodiment, those skilled in the art should understand the present invention from the spirit that following embodiment embodied, and each technical term can be done the most wide in range understanding based on spirit of the present invention.Same or analogous member uses the same reference numerals to represent among the figure.
Consult Fig. 2, the wireless telecommunication system 100 of a preferred embodiment of the present invention comprises a reader 2 and a plurality of group to be identified 10, and each group 10 to be identified comprises a plurality of radio-frequency (RF) identification (RFID) label 1.This routine RFID tag 1 is an active radio frequency identification label, comprises a storage unit 11 that has unique identification code.For ease of diagram, has 1 expression of three RFID tag to have two groups 10 to be identified and each group 10.
The mode of operation of wireless telecommunication system 100 has three:
(1) RFID tag 1 T repayment at set intervals current state message is given reader 2, does not hold (hand-shake) transmission but do not have to hand over reader 2;
(2) RFID tag 1 T repayment at set intervals current state message is given reader 2, and defines one section the time t that can receive the reader message, wherein t＜T subsequently;
(3) reader 2 transmits an order message and gives RFID tag 1, and RFID tag 1 can be sent a response message after the message that receives orders.
Wherein, receive the reader message in the time t, then can enter mode of operation three by guidance system 100 if RFID tag 1 is defining in mode of operation two.That is to say, reader 2 message of in defining time t, giving an order, RFID tag 1 can be sent this response message.
Consult Fig. 3, the grouping of carrying out communication of relying of this example comprises a header 5 and a data unit 8.Header 5 has a plurality of synchronous bit preamble that are used for, and data cell 8 have one be used to carry parameter block that " systematic parameter " set 80, one be used to carry this data cell 8 assay check block 55, and be used to carry one the first message block 81 of " system messages ", the second message block 82 and one the 3rd a message block 83.
(a) first field records the length PLEN of whole group;
(b) second field records grouping version sequence number VER, mode of operation PST[3:2 at present], encrypt enable signal PST[1] and identification code selection PST[0];
(c) the third column position records RFID tag type MDT and its thin MDN;
(d) the 4th field records the group GRP of group to be identified under the key information SKY that selects for use the transmission end and the RFID tag 1.
Wherein, second field is with PST[3:2] these two positions write down present mode of operation.Work as PST[3:2]=" 10 " or " 11 ", representative system is in mode of operation three; Work as PST[3:2]=" 00 ", representative system is in mode of operation one; Work as PST[3:2]=" 01 ", representative system is in mode of operation two.
And second field is with PST[1] this comes the recording of encrypted enable signal.Work as PST[1]=1, system messages is encrypted just be downloaded to message block 81～83, to strengthen communication security; Work as PST[1]=0, then directly system messages is downloaded to message block 81～83.In addition, second field is with PST[0] (be identification code select) come display system to select any identification code for use, and this point can be in explanation after a while.
And wherein the RFID tag type MDT of third column position record represents application, can be with reference to figure 4.For example: work as MDT[5:0]=0x04, typonym is ' SYTAG245-2K ', expression RFID tag 1 is to be applied on the key-ring; Work as MDT[5:0]=0x34, typonym is ' SYTAG245-SC ', expression RFID tag 1 is to be applied on the shopping cart.In addition, thin MDN[1:0 of RFID tag type] then be the new and old money that shows RFID tag 1, be first generation RFID tag, second generation RFID tag, third generation RFID tag or the 4th generation RFID tag.
Moreover RFID tag 1 and reader 2 all have many group keys, and the corresponding key information SKY of each group key.Because PST[1]=1 o'clock, the transmission end can be encrypted system messages based on one of them key information SKY.So the transmission end needs the key information SKY that selects for use is stated from (being the 4th field of parameter block 80) in the grouping, make it choose the coupling key with the notice receiving end and go back raw message.
In the grouping, message block 81～83 be along with the mode of operation difference can carry totally different system messages, so followingly describe with regard to each pattern respectively.
Mode of operation one
Under this pattern, 1 most of the time of RFID tag can be in the sleep state of low power consumption, and only the power consumption of T raising is at set intervals repaid the oneself state message and given reader 2, can enter sleep state again then.Therefore, this pattern has only RFID tag 1 can transmit grouping.
Packet format such as Fig. 3 that RFID tag 1 transmits in this mode of operation, the wherein second field PST[3:2 of parameter block 80]=" 00 ", and " system messages " that message block 81～83 is carried is meant RFID tag 1 message status.
The first message block, 81 length are 16 hytes, have a plurality of fields.First field is at PST[0]=recorded the unique identification code UID of RFID tag 1 at 1 o'clock, at PST[0]=to record this RFID tag 1 at 0 o'clock peculiar from ordering identification code CID.Second field records the sensing function ST of RFID tag 1, and third column position BAT records the battery allowance of RFID tag 1.The grouping at present of the 4th field ISN record is which grouping that is used to repay himself message status, this mainly be in response to the message amount greatly to can't be only with the single individual situation that carry of dividing into groups.
And the second message block, 82 length are 16 hytes, record the extension data EXP of RFID tag 1, and analogy is the daily record of work (log) of sensitive context gained, the detailed temperature and humidity of sensing in a succession of time point that has been listed as.And the 3rd message block 83 is the headspaces that length is 16 hytes, and visual sensing is used elasticity and used.
Mode of operation two
The RFID tag 1 similar mode of operation one of this pattern is in sleep state for a long time.But, after time T was waken up the repayment message, RFID tag 1 also can be waited for the reader message in a segment limit is fixed time t, so as to the Adjustment System parameter setting, for example prolong or shorten T interval time of two adjacent repayment.
The grouping that RFID tag 1 is sent is similar in mode of operation one, and field needs to change but have slightly, for example: the PST[3:2 of second field of parameter block 80] to change to " 01 ".
Mode of operation three
RFID tag 1 after mode of operation two is waken up the repayment message, the message if reader 2 is given an order in defining time t, RFID tag 1 can be responded according to this, promptly enters mode of operation three.The command action of reader 2 can be the storage unit 11 of reading rfid tags 1 or write that wherein this storage unit 11 comprises 32 sectors (sector) 12, and each sector 12 has 16 storage parts 13, as Fig. 5.Wherein, each storage part 13 can be for record 16 hytes (byte) data.
(1-1) first field is at PST[0]=recorded the unique identification code UID of RFID tag 1 at 1 o'clock, at PST[0]=to record this RFID tag 1 at 0 o'clock peculiar from ordering identification code CID.
(1-2) the second field CMD writes down the command information of this order message correspondence.For example there is multiple order message, and the corresponding command information of each order message.When reader 2 desires to assign some order messages, can fill out corresponding command information at second field.
(1-3) third column position CMD_Addr is after a while in (1-6) explanation.
(1-4) grouping at present of the 4th field CMD_ISN record is which grouping that is used to send this order message.This can make things convenient for receiving end a plurality of groupings of recombinating to form an effectively order message when order message amount is big.
(1-5) the 5th field Sector record reader 2 is wanted which sector 12 of the storage unit 11 of access RFID tag 1.
(1-6) storage part signal of the 6th field Block record shows reader 2 is wanted which storage part 13 of this sector 12 of access.Third column position CMD_Addr shows reader 2 is wanted which hyte data of this storage part 13 of access.
(1-7) access level signal of the 7th field KeyA/B record shows that the access action of reader 2 expectations is read-only or read-write.
And first field of the second message block 62 can write down along with aforementioned the 7th field KeyA/B and is used for read-only or read-write key.And when the access action that the 7th field KeyA/B demonstration will be read and write, message block 62～63 can write down a readout data signal, and it is loaded with the data that reader 2 wants to write this expectation storage part 13.Wherein, message block 62～63 length are 16 hytes.
On the other hand, RFID tag 1 sends packet format such as Fig. 7 of reader 2 in this mode of operation, the second field PST[3:2 of parameter block 70 wherein]=" 11 ", and length is respectively " system messages " that the message block 71～73 of 16 hytes carried and is meant this response message.
In summary, wireless telecommunication system 100 can be carried out the preferred embodiment of following wireless communication method.Consult Fig. 3 and Fig. 8, RFID tag 1 comprises following steps in mode of operation one or mode of operation two performed wireless communication methods:
Step 25: provide the wireless telecommunication system parameter setting in the parameter block 80 of grouping.These parameter settings comprise length PLEN, the grouping version sequence number VER of whole group, mode of operation PST[3:2 at present], encrypt enable signal PST[1], identification code selects PST[0], the group GRP of group to be identified under RFID tag type MDT and its thin MDN, key information SKY and the RFID tag 1.
Step 26: the signal after providing RFID tag message or RFID tag message through encryption is in the message block 81 of grouping.
These RFID tag messages comprise the unique identification code UID of RFID tag 1 or order the battery allowance BAT of the sensing function ST of identification code CID, RFID tag 1, RFID tag 1, grouping at present certainly is which that be used to repay himself message status divides into groups.
Step 27: the signal after providing RFID tag message or RFID tag message through encryption is in the message block 82 of grouping.These RFID tag messages comprise the extension data EXP of RFID tag 1.
Step 28: the signal after providing RFID tag message or RFID tag message through encryption is in the message block 83 of grouping.These RFID tag message visual senses are surveyed application and are decided.
Step 29: send this grouping.
Consult Fig. 6 and Fig. 9, reader 2 comprises following steps in mode of operation three performed wireless communication methods:
Step 35: provide the wireless telecommunication system parameter setting in the parameter block 60 of grouping.But these parameter setting refer step 25.
Step 36: the signal after providing reader message or reader message through encryption is in the message block 61 of grouping.
These reader messages comprise the unique identification code UID of RFID tag 1 or order identification code CID certainly, the command information CMD of this order message correspondence, grouping at present is which the grouping CMD_ISN that is used to send this order message, reader 2 is wanted which sector 12 of the storage unit 11 of access RFID tag 1, reader 2 is wanted which storage part 13 of this sector 12 of access, reader 2 is wanted which hyte data of this storage part 13 of access, the access action of reader 2 expectations is read-only or read-write.
Step 37: the signal after providing reader message or reader message through encryption is in the message block 62～63 of grouping.
These reader messages comprise and are used for read-only or read-write key, and reader 2 wants to write the data of this expectation storage part 13.
Step 38: send this grouping.
Consult Fig. 7 and Figure 10, RFID tag 1 is as follows in the performed step of mode of operation three:
Step 45: provide the wireless telecommunication system parameter setting in the parameter block 70 of grouping.But these parameter setting refer step 25.
Step 46: the signal after providing RFID tag message or RFID tag message through encryption is in the message block 71 of grouping.
These RFID tag messages comprise the unique identification code UID of RFID tag 1 or order identification code CID certainly, respond the echo message RES of this order message, grouping at present is which the grouping RES_ISN that is used to send this order message, that sector 12 of reader 2 expectation accesses, that storage part 13 of reader 2 expectation accesses, which hyte data of reader 2 these storage parts 13 of expectation access, and RFID tag 1 is opened to the access right of reader 2 for this storage part 13.
Step 47: the signal after providing RFID tag message or RFID tag message through encryption is in the message block 72 of grouping.
These RFID tag messages comprise the data of RFID tag 1 an interior particular memory portion 13, and wherein this particular memory portion 13 is meant that storage part 13 of reader 2 expectation accesses.
Step 48: send this grouping.
In sum, system messages is more specifically carried in the defined grouping of aforementioned preferred embodiment, allow receiving end can control the transmission end state fully, and its block length is more than 50 hyte at the most, the transmission end can spread out of grouping the less time, help power saving, so can reach purpose of the present invention really.
Should be understood that those skilled in the art can make various changes or modifications the present invention after having read above-mentioned teachings of the present invention, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
Claims (10)
1. wireless communication method is applicable to it is characterized in that a RFID tag of a wireless telecommunication system, comprises following steps:
Use this RFID tag, provide this wireless telecommunication system parameter setting in a parameter block of a grouping, this grouping comprises a header and a frame load field, and this frame load field comprises this parameter block and a message block;
Use this RFID tag, provide this RFID tag message or this RFID tag message through the signal after encrypting in the message block of this grouping;
Use this RFID tag, show that with one the signal of whole group length and an encryption enable signal insert in this parameter block, this encryption enable signal can indicate this message block writing down this RFID tag message, or indicates this message block writing down this RFID tag message through the signal after encrypting;
Use this RFID tag, a key information is inserted in this parameter block, indicate this message block writing down under the situation of this RFID tag message through the signal after encrypting at this encryption enable signal, the signal that this message block is write down is based on this key information and encrypts gained; And
Use this RFID tag, send this grouping.
2. wireless communication method as claimed in claim 1 is characterized in that, also comprises following steps:
Use this RFID tag, the application type of this RFID tag is inserted in this parameter block.
3. wireless communication method as claimed in claim 1 is characterized in that, also comprises following steps:
Use this RFID tag, the sensing function of this RFID tag is inserted in this message block.
4. wireless communication method as claimed in claim 1 is characterized in that, also comprises following steps:
Use this RFID tag, unique identification code of this RFID tag or one are inserted in this message block from ordering identification code; And
Use this RFID tag, be used to indicate this unique identification code or this to order the signal that identification code is inserted into this message block certainly with one and insert in this parameter block.
5. wireless communication method as claimed in claim 1 is characterized in that, is applicable to a reader to read the included a plurality of storage parts of this RFID tag, and this wireless communication method also comprises following steps:
Use this RFID tag, a storage part signal, an access level signal and a readout data signal are inserted the message block of this grouping;
Wherein, this readout data signal is loaded with the reading of data that this reader is read from this RFID tag, and this storage part signal shows this reading of data is to deposit in which storage part of this storage unit, and this access level signal is loaded with the access right of this reader for this storage part.
6. wireless communication method as claimed in claim 1 is characterized in that, is applicable to the group a plurality of to be identified of this wireless telecommunication system, and each group to be identified comprises at least one RFID tag, and this wireless communication method also comprises following steps:
Use this RFID tag, the signal of group to be identified group under the RFID tag that a demonstration sends this grouping is provided, and this signal is inserted the parameter block of this grouping.
7. wireless communication method is applicable to the group a plurality of to be identified of a wireless telecommunication system, and each group to be identified comprises at least one RFID tag, it is characterized in that, this wireless communication method comprises following steps:
Use one of them RFID tag, provide this wireless telecommunication system parameter setting in a parameter block of a grouping, this grouping comprises a header and a frame load field, and this frame load field comprises this parameter block and a message block;
Use this one of them RFID tag, provide this one of them RFID tag message in the message block of this grouping;
Use this one of them RFID tag, a signal that shows whole group length and one are used to show that the signal of group to be identified group inserts in this parameter block under this one of them RFID tag; And
Use this one of them RFID tag, send this grouping.
8. wireless communication method is applicable to it is characterized in that a reader and a RFID tag of a wireless telecommunication system, comprises following steps:
Use this reader, provide this wireless telecommunication system parameter setting in a parameter block of a grouping, this grouping comprises a header and a frame load field, and this frame load field comprises this parameter block and a message block;
Use this reader, provide this reader message or this reader message through the signal after encrypting in the message block of this grouping;
Use this reader, the signal that a signal that shows whole group length, one is used to write down the application type of this RFID tag, and an encryption enable signal inserts in this parameter block, this encryption enable signal can indicate this message block writing down this reader message, or indicates this message block writing down this reader message through the signal after encrypting;
Use this reader, a key information is inserted this parameter block, indicate this message block writing down under the situation of this reader message through the signal after encrypting at this encryption enable signal, the signal that this message block is write down is based on this key information and encrypts gained; And
Use this reader, send this grouping.
9. wireless communication method as claimed in claim 8 is characterized in that, also is applicable to the group a plurality of to be identified of this wireless telecommunication system, and each group to be identified comprises at least one RFID tag, wherein:
Use this reader, the signal of group to be identified group under that RFID tag that shows access that this reader is desired is inserted this parameter block.
10. wireless communication method as claimed in claim 8 is characterized in that this RFID tag has a plurality of storage parts, and this wireless communication method also comprises following steps:
Use this reader, a storage part signal, an access level signal and a readout data signal are inserted the message block of this grouping;
Wherein, this storage part signal shows this reader is desired which storage part of this RFID tag of access, this access level signal then shows the access right of this reader for this storage part, read-write when this access level signal demonstration, this readout data signal can be loaded with the data that this reader wants to write this storage part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100161860A CN103218629A (en) | 2012-01-18 | 2012-01-18 | Wireless communication method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100161860A CN103218629A (en) | 2012-01-18 | 2012-01-18 | Wireless communication method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103218629A true CN103218629A (en) | 2013-07-24 |
Family
ID=48816398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100161860A Pending CN103218629A (en) | 2012-01-18 | 2012-01-18 | Wireless communication method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103218629A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6480100B1 (en) * | 2001-03-09 | 2002-11-12 | Sat Corporation | Radio frequency identification tag formatting method |
| CN101027699A (en) * | 2004-08-13 | 2007-08-29 | 意大利电信股份公司 | Method and system for safety managing data stored on electronic label |
| CN101853409A (en) * | 2010-05-24 | 2010-10-06 | 中兴通讯股份有限公司 | RFID (Radio Frequency Identification) system, reader and data transmission method |
-
2012
- 2012-01-18 CN CN2012100161860A patent/CN103218629A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6480100B1 (en) * | 2001-03-09 | 2002-11-12 | Sat Corporation | Radio frequency identification tag formatting method |
| CN101027699A (en) * | 2004-08-13 | 2007-08-29 | 意大利电信股份公司 | Method and system for safety managing data stored on electronic label |
| CN101853409A (en) * | 2010-05-24 | 2010-10-06 | 中兴通讯股份有限公司 | RFID (Radio Frequency Identification) system, reader and data transmission method |
Non-Patent Citations (1)
| Title |
|---|
| 严艳等: "主动式射频识别系统的设计与应用", 《计算机工程》, vol. 34, no. 11, 5 June 2008 (2008-06-05) * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Asghar et al. | Principle application and vision in Internet of Things (IoT) | |
| CN102592165A (en) | Cold chain RFID (Radio Frequency Identification Devices) temperature electronic label based on NFC (Near Field Communication) | |
| EP3182765B1 (en) | Method and device for bluetooth low power communication | |
| CN1863049B (en) | Radio communication system, reader/writer apparatus, key managing method, and computer program | |
| CN102375997B (en) | Information sending method and system based on user card | |
| WO2014042742A1 (en) | Personal area mapping | |
| CN107908991B (en) | A kind of read method and device of ultrahigh frequency RFID electronic tag | |
| Zhang et al. | Energy-efficient active tag searching in large scale RFID systems | |
| MX2013015003A (en) | Electronic price label system and method. | |
| CN103108413A (en) | Internet of Things terminal equipment and business processing method thereof | |
| CA2857854A1 (en) | System and method for obtaining indication information | |
| JP2010074829A (en) | Apparatus and method for setting group of sensor node | |
| CN101976362B (en) | Radio frequency identification tag access method based on bitmap and device | |
| CN206378532U (en) | A kind of intelligent electric energy meter | |
| Qiao et al. | RFID as an Infrastructure | |
| Yan et al. | BFSearch: Bloom filter based tag searching for large-scale RFID systems | |
| CN101159032A (en) | Radio frequency label memory structure controlled by transmit encrypt and accessing authority | |
| US7804401B2 (en) | Apparatus and method for recognizing surrounding state | |
| KR20100066872A (en) | Sensor tag and method for storing sensed data | |
| CN101593286B (en) | Radio-frequency identification label and identification method | |
| CN103218629A (en) | Wireless communication method | |
| US10790880B2 (en) | Method of operating an NFC device, the NFC device, and a communication system | |
| US20150148978A1 (en) | Power consumption measurement and control apparatus, method, and non-transitory computer readable storage medium thereof | |
| JP2014078219A (en) | Method to implement one time readability on nfc tag | |
| CN106845597A (en) | It is pasted on the logistic label on Turnover Box surface |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130724 |