CN101483937A - Dual interface smart card and communication method thereof, corresponding positioning system and method - Google Patents
Dual interface smart card and communication method thereof, corresponding positioning system and method Download PDFInfo
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- CN101483937A CN101483937A CNA200910046070XA CN200910046070A CN101483937A CN 101483937 A CN101483937 A CN 101483937A CN A200910046070X A CNA200910046070X A CN A200910046070XA CN 200910046070 A CN200910046070 A CN 200910046070A CN 101483937 A CN101483937 A CN 101483937A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0284—Relative positioning
Abstract
The invention discloses a double-interface intelligent card and a communication method, and corresponding a locating system and a method. The invention makes the intelligent card having function of self-network building by using ZigBee wireless network node unit, accordingly, the intelligent card is used in various electronic device for realizing rapid combination of the mobile communication field with the field such as intelligent family, fire-fighting disaster reduction, information issue, consumption amusement or finance, accordingly, the intelligent card can provide convenient for people. The double-interface intelligent card includes: a touch type intelligent card unit that processes data exchange with the electronic device by touching type data exchange method; the ZigBee wireless network node unit that receives or sends data based on ZigBee agreement; a storage unit that provides storage space to the user; a microprocessor unit that electrical connects with the touching type intelligent card unit, the ZigBee wireless network node unit and the storage unit respectively for managing and accessing above units and maintaining data communication among above units.
Description
Technical field
The present invention relates to the integrated circuit card technical field, particularly relate to a kind of double-interface smart card and communication means thereof, and corresponding navigation system and method.
Background technology
Integrated circuit (IC) card is to utilize the information tool that packaged integrated circuits is carried out storage and processing in it.It is since being born, along with the development of microelectric technique, with favor small and exquisite, that advantages such as memory space big, good confidentiality are subjected to people day by day.Nowadays, it has been widely used in every field such as finance, traffic, social security, communication, greatly facilitates people's life: for example, and the credit card of bank, the transportation card that public transit system is used, the user identity identification of using in social security card that medical system is used and the mobile phone (SIM) card or the like.
The development of IC-card has been experienced from storage and has been snapped into smart card, from the Contact Type Ic Card to the non-contact IC card until the process of double-interface IC card.Wherein storage card only comprises storage chip, thereby only has data storage function, does not have data-handling capacity; And be integrated with microprocessor (MCU) in the smart card, memory and be solidificated in card internal operating system (COS) in the read-only memory, so, it not only has reading and writing data and processing capacity, have more safe, can off-line operation etc. outstanding advantage.The hard contact of Contact Type Ic Card by card face and card reader are carried out physical connection and are finished and communicate by letter and exchanges data; And mode and the card reader of non-contact IC card by radio communication communicate, and need not directly to carry out physical connection with card reader; Double-interface IC card is exactly not only to support the contact exchanges data but also support the IC-card that non-contact data exchanges.Though double-interface IC card has been obtained development to a certain degree, also obtained in a lot of fields preferably and used, also fail to satisfy people's demand far away.
For example, as the SIM card of cellphone subscriber's identification, often be difficult to realize functions such as financial security mobile payment, indoor positioning; Then be difficult to the functions such as identification of smart card in mobile phone such as the issue of realization information, digital intelligent family as double-interface smart card based on radio-frequency (RF) identification (RFID) technology.
So, how a kind of double-interface smart card is provided, to realize that moving communicating field combines with the quick of field such as wired home, fire-fighting mitigation, information issue, consumption amusement or finance, and services such as realization secured mobile payment, information issue, medical monitoring, consumption amusement, small-sized peer database and location, greatly facilitate people's life, real is the task of top priority.
Summary of the invention
The objective of the invention is to realize the MANET between the double-interface smart card, with realize moving communicating field with wired home, fire-fighting mitigation, information issue, consume the quick of field such as amusement or finance and combine, thereby provide convenience for people's life.
For achieving the above object, the invention provides a kind of double-interface smart card, be applied to comprise in the electronic equipment: touch type intelligent card unit, carry out exchanges data with contact data exchange ways and electronic equipment; ZigBee wireless network node unit receives or sends data based on the ZigBee agreement; Memory cell is for the user provides memory space; Microprocessing unit is electrically connected at described touch type intelligent card unit, ZigBee wireless network node unit and memory cell respectively, and with management and above each unit of visit, service data is circulation between each unit more than each.
Further, described touch type intelligent card unit comprises: the cryptographic algorithm coprocessor and the real random number generator of electric connection, and with power of building and encryption.
The present invention provides a kind of double-interface smart card communication means in addition, it utilizes the contact data exchange ways to realize exchanges data between a double-interface smart card and the electronic equipment, and this method utilizes the ZigBee wireless network to realize exchanges data between the double-interface smart card.
Further, this method comprises initialization procedure, and this initialization procedure comprises the steps: to dispose the interface of intercepting of double-interface smart card; Intercept the traffic rate of double-interface smart card and electronic equipment contact interface; When obtaining required traffic rate value, enter wait state.
Further, the described ZigBee of utilization wireless network realizes that the process of the exchanges data between the double-interface smart card comprises DRP data reception process, comprises the steps: to search for the ZigBee wireless network; When searching the ZigBee wireless network, check user identity; When user identity is confirmed, add the ZigBee wireless network that is searched, receive data; The data that received are deposited in the memory cell of double-interface smart card.
Further, described double-interface smart card communication means also comprises: the memory cell of described double-interface smart card is accepted the visit of electronic equipment; Send data to electronic equipment by agreement.
Further, the described process of utilizing the contact data exchange ways to realize the exchanges data between double-interface smart card and the electronic equipment comprises the steps: to receive the request that reads or writes of electronic equipment; Understand the described request that reads or writes; According to described read request, obtain corresponding data from the memory cell of double-interface smart card, be sent to electronic equipment; According to described write request, the data of correspondence are write the memory cell of double-interface smart card.
The present invention also provides a kind of navigation system, comprising: a plurality of reference nodes include ZigBee wireless network node unit; Unknown node, comprise ZigBee wireless network node unit, wherein this unknown node is by the ZigBee wireless network node cell formation ZigBee network of its ZigBee wireless network node unit and described a plurality of reference nodes, obtain the link quality information of positional information, received signal intensity and the indication link of described a plurality of reference nodes, therefrom obtain the relative position information of self; Information centre, signal is connected in described reference node and unknown node, and receives the relative position information of the positional information and the unknown node of a certain described reference node, and according to the location of received information realization to unknown node.
Further, described unknown node is that the link quality information of positional information, received signal intensity to described a plurality of reference nodes and indication link is separated trigonometric function and obtained the relative position information of self.
The present invention also provides a kind of localization method, in the system that comprises a plurality of reference nodes and a unknown node, realizes the location to unknown node, and this method comprises: make up the ZigBee wireless network between described reference node and unknown node; Obtain the link quality information of the positional information, received signal intensity of described a plurality of reference nodes and indication link and calculate self relative position information of described unknown node; According to the relative position information of the positional information and the unknown node of a certain described reference node, the location unknown node.Wherein, the method for self relative position information of described calculating unknown node is for separating trigonometric function.
As seen, the above double-interface smart card that provides, utilize ZigBee wireless network node unit, make this smart card possess the function of MANET, thereby be applied in the distinct electronic apparatuses, just can realize that the quick of field such as moving communicating field and wired home, fire-fighting mitigation, information issue, consumption amusement or finance combine, thereby provide convenience for people's life.In addition, because the existence of touch type intelligent card unit makes the equipment that this smart card has been installed possess identification and data security supportability.And the existence of memory cell makes the equipment that this smart card has been installed possess the ability of storaging user data.And further utilize above MANET function, just can realize positioning function in fields such as fire-fighting mitigations.
Description of drawings
To the description of embodiment of the present invention, can further understand purpose, specific structural features and the advantage of its invention by following in conjunction with its accompanying drawing.Wherein,
Fig. 1 is the structured flowchart of the double-interface smart card that one embodiment of the invention provided;
Fig. 2 is an initial work flow chart of the double-interface smart card that one embodiment of the invention provided;
Fig. 3 receives information by Zi gBee wireless network node unit and treats the workflow diagram that electronic equipment is inquired about for the double-interface smart card that one embodiment of the invention provided;
Fig. 4 deposits the workflow diagram of user data to memory cell for what one embodiment of the invention provided in by electronic equipment;
Fig. 5 is the theory diagram of the navigation system that one embodiment of the invention provided;
Fig. 6 is the flow chart of the localization method that one embodiment of the invention provided.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described in further detail:
Please refer to Fig. 1, it is the structured flowchart of the double-interface smart card that one embodiment of the invention provided.As shown in the figure, this double-interface smart card (SC) 10 comprises touch type intelligent card unit (SCU) 101, ZigBee wireless network node unit (ZWG) 102, memory cell (SU) 103 and microprocessing unit (MCU) 104.Wherein, touch type intelligent card unit 101 is carried out exchanges data with contact data exchange ways and electronic equipment 20; ZigBee wireless network node unit 102 receives or sends data based on the ZigBee agreement; Memory cell 103 provides memory space for the user; Microprocessing unit 104 then signal is connected in touch type intelligent card unit 101, ZigBee wireless network node unit 102 and memory cell 103, with management and visit touch type intelligent card unit 101, ZigBee wireless network node unit 102 and memory cell 103, the circulation of service data between these unit.Haircut line among the figure is 1. to the data current intelligence that 6. just shows in this double-interface smart card 10.As shown in the figure, 1. arrow line represents the exchanges data path between electronic equipment 20 and this double-interface smart card 10; 5. and 6. arrow line constitutes the exchanges data path between microprocessing unit 104 and the touch type intelligent card unit 101 jointly; And 1. and 6. arrow line constitutes the exchanges data path between touch type intelligent card unit 101 and the electronic equipment 20 jointly, and wherein arrow line is 1. in actual applications often for meeting the bus of ISO7816 standard.3. arrow line represents the exchanges data path between microprocessing unit 104 and the memory cell 103; In actual applications, it often is a data/address bus, to finish the read-write operation to memory cell 103 by this data/address bus.4. arrow line represents the exchanges data path between microprocessing unit 104 and the ZigBee wireless network node unit 102, in actual applications, it is often safeguarded the control bus of ZigBee wireless network node unit 102 and reception for microprocessing unit 104 or sends user data line via ZigBee wireless network node unit 102.
Usually, microprocessing unit 104 need be intercepted the traffic rate of electronic equipment 20 and double-interface smart card 10 contact interfaces, promptly intercepts the traffic rate of the 1. represented communication bus of arrow line, its as arrow line among the figure 2. shown in.
In addition, touch type intelligent card unit 101 possesses complete intelligent card function, it often comprises cryptographic algorithm coprocessor and real random number generator, they electrically connect, with power of building and encryption, finish self tradition name of electronic equipment that this double-interface smart card 10 is installed, and can be used as mobile phone or other has the identification unit of the electronic equipment of identical needs.In one embodiment, single interface smart card chip ST21Yxx series that can adopt ST Microelectronics to produce realizes.And memory cell 103 often is jumbo solid-state storage unit, the system parameters that can store the electronic equipment that this double-interface smart card 10 is installed in it, and can provide a memory space for the user, for the required file of user storage, come the function of the replacement SD card of part.In one embodiment, can adopt perseverance to recall the NAND series storage chip of (Numonyx) company.Microprocessing unit 104 is control centres of this double-interface smart card 10 normal safe operations, its management and visit touch type intelligent card unit 101, ZigBee wireless network node unit 102 and memory cell 103, the circulation of service data between these unit.Specifically comprise: memory cell 103 management, 102 management of ZigBee wireless network node unit, visit touch type intelligent card unit 101, position coordinates calculating and system maintenance etc.In one embodiment, the MCU STM32F103xx series that can adopt ST Microelectronics to produce.ZigBee wireless network node unit 102 possesses the complete ZigBee agreement, mainly finishes self-organizing and maintenance based on the ZigBee network, the exchanges data between the node (Grid).And electronic equipment 20 can be mobile terminal device (for example mobile phone, PDA etc.), life common equipments such as household electrical appliance.
In addition, one embodiment of the invention also provides a kind of double-interface smart card communication means, it utilizes the exchanges data between contact data exchange ways realization double-interface smart card and the electronic equipment, and utilizes the exchanges data between the ZigBee wireless network realization double-interface smart card.Because each ZigBee network node not only itself can be used as monitored object (for example the transducer that it connected directly carries out data acquisition and monitoring), other network node of transfer passes the data information of coming automatically.In addition, each ZigBee network node also can be in the scope that own signal covers and a plurality of isolated child node wireless connections of not bearing network information transfer task.And ZigBee has large-scale networking capability, for example 60000 nodes of each network.Therefore, make full use of the MANET and the large-scale network-estabilishing ability of ZigBee network, can realize that moving communicating field combines with the quick of field such as wired home, fire-fighting mitigation, information issue, consumption amusement or finance, greatly facilitates people's life.
Specifically please merge with reference to figure 1 and Fig. 2 to Fig. 4: wherein Fig. 2 shows an initial work flow process of this double-interface smart card 10, and this flow process may further comprise the steps: after powering on, and beginning initialization flow process; The intercepting interface and intercept the traffic rate of double-interface smart card 10 and electronic equipment 20 contact interfaces of the double-interface smart cards 10 of microprocessing unit (MCU) 104 configuration then; When obtaining required traffic rate value, enter wait state, otherwise, continue to intercept.This initialization flow process is significant for communicating with default rate between assurance microprocessing unit (MCU) 104, electronic equipment 20 and the touch type intelligent card unit (SCU) 101.
As Fig. 3, it shows the workflow that this double-interface smart card 10 receives information by ZigBee wireless network node unit 102 and treats electronic equipment 20 inquiries, and this flow process may further comprise the steps: at first microprocessing unit (MCU) 104 disposes ZigBee wireless network node unit (ZWG) 102 and memory cell (SU) 103; Then, ZigBee wireless network node unit (ZWG) 102 search ZigBee wireless networks; When searching the ZigBee wireless network, check user identity; When user identity is confirmed, add the ZigBee wireless network that is searched, receive data; Then, deposit the data that received the memory cell (SU) 103 of double-interface smart card in, it just enters the state of waiting for electronic equipment 20 inquiries.If the data that electronic equipment 20 needs in the reading cells (SU) 103 are then sent data to electronic equipment by agreement.
As Fig. 4, it shows by electronic equipment 20 and deposits the workflow of user data to memory cell (SU) 103 in, and this flow process may further comprise the steps: touch type intelligent card unit (SCU) 101 receives the request that reads or writes of electronic equipment; Microprocessing unit (MCU) 104 is understood the described request that reads or writes; Then, microprocessing unit (MCU) 104 obtains corresponding data according to the read request of being understood from the memory cell (SU) 103 of double-interface smart card, is sent to electronic equipment 20; And, the data of correspondence are write the memory cell (SU) 103 of double-interface smart card according to the write request of being understood.
Every field during double-interface smart card that above embodiment provided or communication means be applied to live, services such as secured mobile payment, information issue, medical monitoring, consumption amusement, small-sized peer database and location just can be realized in fields such as for example communication, wired home, fire-fighting mitigation, information issue, consumption amusement or finance.Be exemplified below:
Embodiment one, and the application in the mobile security payment realizes:
The double-interface smart card that above embodiment provided is applied in the mobile phone (as, place the SIM card seat of mobile phone), this phone just can possess functions such as paying traffic fee by using, Retail commodity expense, cross-bridge-expense, simultaneously because the ZigBee network provides three level security patterns, comprise no security settings, use access control inventory (ACL) to prevent the symmetric cryptography that illegally obtains data and adopt Advanced Encryption Standard (AES 128), it has high security.
Embodiment two, and the application in intelligent digital family realizes:
The double-interface smart card that above embodiment provided is implanted in the domestic installations such as household electrical appliance, illumination, door lock, electrically driven curtain, just the mobile phone that can finish among itself and the embodiment one is interconnected, thereby made up a Control Network, realize the function that mobile phone is controlled domestic installations such as household electrical appliances, made things convenient for people's life.
Embodiment three, and the application in the information issue realizes
The user who holds the mobile phone that embodiment one provided, arrive a new place, such as having gone out subway station, feel like a meal, open the message pick-up function of mobile phone, near trade company's information releasing just can obtaining, the information of therefrom searching for the restaurant, for example, speciality, price, concrete roadway line chart etc.
Embodiment four, and the application in the consumption amusement realizes:
The user of the mobile phone that the several embodiment of holding are provided utilizes the self-organization network technology of ZigBee, in any place, carry out interactive game any time, as, play Mah-Jong games on-line such as playing card.
Embodiment five, and the application in medical monitoring realizes:
Utilize mobile phone that embodiment one provided center control terminal, realize information monitoring self various Medical Devices [possessing the ZigBee network node] as personal network [PAN].
Embodiment six, and the application in the fire-fighting mitigation realizes:
Be implemented in the application in this field, need two conditions: first condition is need have the various fire sensors that possess the ZigBee function (for example, transducer such as cigarette sense, infrared, temperature) have been installed], and the fixed-site of these transducers self; Second condition is the intercom of having implanted the double-interface smart card that above embodiment provided, and it is often held by the fire fighter, for example, and the mobile phone that embodiment one is provided.Like this, in a high-rise, above-mentioned fire protection sensor has been installed, just can be when fire takes place, FCC in time obtain holding intercom the fire fighter, hold the positional information of the indicator of trapped personnel of the mobile phone that embodiment one provided, so that in time offer the tram information that the fire fighter provides fire fighting and relief indicator of trapped personnel.
Certainly, this is a kind of highly effective application of positioning service, and the present invention is not restricted to the position application in the fire-fighting mitigation, also can be used for other positioning field.
Describe in detail below and utilize resulting navigation system of essence of the present invention and localization method.Please refer to Fig. 5, it is the theory diagram of the navigation system that one embodiment of the invention provided.This system comprises a plurality of reference nodes (is example at this with 9, represents to 9 with label 1 respectively) as shown in the figure, and these reference nodes include ZigBee wireless network node unit; Also comprise at least one unknown node U, this unknown node U often comprises above-described double-interface smart card 10, promptly comprise ZigBee wireless network node unit (ZWG) 102, thereby this unknown node U is by its ZigBee wireless network node unit (ZWG) 102 and a plurality of reference nodes 1
-9 ZigBee wireless network node cell formation ZigBee wireless network obtains described a plurality of reference node 1
-9 positional information (X1, Y1)
-(X9, Y9), received signal intensity RSSI and the indication link quality of connection LSI information, therefrom obtain self relative position information (x, y); The C of information centre, signal are connected in described reference node 1
-9 with unknown node U, and (x y), and realizes location to unknown node according to received information to receive the positional information of a certain described reference node (for example reference node 5) and the relative position information of unknown node U, promptly obtain unknown node U positional information (X, Y).Usually, unknown node U be the positional information of utilizing 104 pairs of described a plurality of reference nodes of microprocessing unit (MCU) (X1, Y1)
-(X9, Y9), the quality of connection LSI information of received signal intensity RSSI and indication link separate the relative position information that trigonometric function obtains self (x, y).
Accordingly, the present invention also provides a kind of localization method, is applied in the above system, realizes the location to unknown node U, as shown in Figure 6, comprises the steps:
S1: between reference node and unknown node, make up the ZigBee wireless network;
S2: obtain the link quality information of the positional information, received signal intensity of a plurality of reference nodes and indication link and calculate self relative position information of unknown node;
S3: according to the relative position information of the positional information and the unknown node of a certain described reference node, the location unknown node.
Usually, the method for self relative position information of described calculating unknown node is for separating trigonometric function.
In sum, the double-interface smart card that above embodiment provided, utilize ZigBee wireless network node unit, make this smart card possess the function of MANET, thereby be applied in the distinct electronic apparatuses, just can realize that the quick of field such as moving communicating field and wired home, fire-fighting mitigation, information issue, consumption amusement or finance combine, thereby provide convenience for people's life.In addition, because the existence of touch type intelligent card unit makes the equipment that this smart card has been installed possess identification and data security supportability.And the existence of memory cell makes the equipment that this smart card has been installed possess the ability of storaging user data.And further utilize above MANET function, just can realize positioning function in fields such as fire-fighting mitigations.
The above; only be the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of described claim.
Claims (10)
1. a double-interface smart card is applied to it is characterized in that in the electronic equipment, comprising:
Touch type intelligent card unit is carried out exchanges data with contact data exchange ways and described electronic equipment;
ZigBee wireless network node unit receives or sends data based on the ZigBee agreement;
Memory cell is for the user provides memory space;
Microprocessing unit is electrically connected at described touch type intelligent card unit, ZigBee wireless network node unit and memory cell respectively, and with management and above each unit of visit, service data is circulation between each unit more than each.
2. double-interface smart card according to claim 1 is characterized in that, described touch type intelligent card unit comprises the cryptographic algorithm coprocessor and the real random number generator of electric connection, with power of building and encryption.
3. double-interface smart card communication means, it utilizes the contact data exchange ways to realize exchanges data between a double-interface smart card and the electronic equipment, it is characterized in that this method is utilized the exchanges data between the ZigBee wireless network realization double-interface smart card.
4. double-interface smart card communication means according to claim 3 is characterized in that this method comprises initialization procedure, and this process comprises the steps:
Dispose the interface of intercepting of double-interface smart card;
Intercept the traffic rate of double-interface smart card and electronic equipment contact interface;
When obtaining required traffic rate value, enter wait state.
5. double-interface smart card communication means according to claim 3 is characterized in that, the wherein said ZigBee of utilization wireless network realizes that the process of the exchanges data between the double-interface smart card comprises DRP data reception process, and it comprises the steps:
Search ZigBee wireless network;
When searching the ZigBee wireless network, check user identity;
When user identity is confirmed, add the ZigBee wireless network that is searched, receive data;
The data that received are deposited in the memory cell of double-interface smart card.
6. double-interface smart card communication means according to claim 5 is characterized in that, also comprises:
The memory cell of described double-interface smart card is accepted the visit of electronic equipment;
Send data to electronic equipment by agreement.
7. double-interface smart card communication means according to claim 3 is characterized in that, the wherein said process of utilizing the contact data exchange ways to realize the exchanges data between double-interface smart card and the electronic equipment comprises the steps:
Receive the request that reads or writes of electronic equipment;
Understand the described request that reads or writes;
According to described read request, obtain corresponding data from the memory cell of double-interface smart card, be sent to electronic equipment;
According to described write request, the data of correspondence are write the memory cell of double-interface smart card.
8. a navigation system is characterized in that, comprising:
A plurality of reference nodes include ZigBee wireless network node unit;
Unknown node, comprise ZigBee wireless network node unit, wherein this unknown node is by the ZigBee wireless network node cell formation ZigBee network of its ZigBee wireless network node unit and described a plurality of reference nodes, obtain the link quality information of positional information, received signal intensity and the indication link of described a plurality of reference nodes, therefrom obtain the relative position information of self;
Information centre, signal is connected in described reference node and unknown node, and receives the relative position information of the positional information and the unknown node of a certain described reference node, and according to the location of received information realization to unknown node.
9. navigation system according to claim 8 is characterized in that, described unknown node is that the link quality information of positional information, received signal intensity to described a plurality of reference nodes and indication link is separated trigonometric function and obtained the relative position information of self.
10. a localization method in the system that comprises a plurality of reference nodes and a unknown node, is realized the location to unknown node, it is characterized in that, comprising:
Between described reference node and unknown node, make up the ZigBee wireless network;
Obtain the link quality information of the positional information, received signal intensity of described a plurality of reference nodes and indication link and calculate self relative position information of described unknown node;
According to the relative position information of the positional information and the unknown node of a certain described reference node, the location unknown node;
The method of self relative position information of wherein said calculating unknown node is for separating trigonometric function.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200910046070XA CN101483937A (en) | 2009-02-11 | 2009-02-11 | Dual interface smart card and communication method thereof, corresponding positioning system and method |
| PCT/CN2009/071893 WO2010091560A1 (en) | 2009-02-11 | 2009-05-21 | Dual interface intelligent card and its communication method, and corresponding positioning system and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200910046070XA CN101483937A (en) | 2009-02-11 | 2009-02-11 | Dual interface smart card and communication method thereof, corresponding positioning system and method |
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| CN101483937A true CN101483937A (en) | 2009-07-15 |
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| CNA200910046070XA Pending CN101483937A (en) | 2009-02-11 | 2009-02-11 | Dual interface smart card and communication method thereof, corresponding positioning system and method |
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| WO (1) | WO2010091560A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102309827A (en) * | 2011-09-09 | 2012-01-11 | 东北大学 | Auxiliary rescue device for fire-trapped people in huge building and control method |
| CN107294822A (en) * | 2016-04-12 | 2017-10-24 | 北京握奇智能科技有限公司 | A kind of intelligent home control system and method |
| CN107316074A (en) * | 2017-07-04 | 2017-11-03 | 冯贵良 | A kind of multi-protocols smart card and implementation method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104080051A (en) * | 2014-07-07 | 2014-10-01 | 上海交通大学 | Locating system and locating method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8611956B2 (en) * | 2004-11-25 | 2013-12-17 | Telecom Italia S.P.A. | Joint IC card and wireless transceiver module for mobile communication equipment |
| ITMI20071085A1 (en) * | 2007-05-28 | 2008-11-29 | Incard Sa | INTEGRATED CIRCUIT CARD INCLUDING A MAIN DEVICE AND AN ADDITIONAL DEVICE. |
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2009
- 2009-02-11 CN CNA200910046070XA patent/CN101483937A/en active Pending
- 2009-05-21 WO PCT/CN2009/071893 patent/WO2010091560A1/en active Application Filing
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102309827A (en) * | 2011-09-09 | 2012-01-11 | 东北大学 | Auxiliary rescue device for fire-trapped people in huge building and control method |
| CN102309827B (en) * | 2011-09-09 | 2012-12-19 | 东北大学 | Auxiliary rescue device for fire-trapped people in huge building and control method |
| CN107294822A (en) * | 2016-04-12 | 2017-10-24 | 北京握奇智能科技有限公司 | A kind of intelligent home control system and method |
| CN107316074A (en) * | 2017-07-04 | 2017-11-03 | 冯贵良 | A kind of multi-protocols smart card and implementation method |
| CN107316074B (en) * | 2017-07-04 | 2018-08-21 | 冯贵良 | A kind of multi-protocols smart card and implementation method |
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| WO2010091560A1 (en) | 2010-08-19 |
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