CN108184231A - A kind of method and system for identifying POS terminal - Google Patents
A kind of method and system for identifying POS terminal Download PDFInfo
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- CN108184231A CN108184231A CN201711284137.4A CN201711284137A CN108184231A CN 108184231 A CN108184231 A CN 108184231A CN 201711284137 A CN201711284137 A CN 201711284137A CN 108184231 A CN108184231 A CN 108184231A
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- pos terminal
- mac address
- external equipment
- identification
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
- H04W8/24—Transfer of terminal data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2101/00—Indexing scheme associated with group H04L61/00
- H04L2101/60—Types of network addresses
- H04L2101/618—Details of network addresses
- H04L2101/622—Layer-2 addresses, e.g. medium access control [MAC] addresses
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- Engineering & Computer Science (AREA)
- Databases & Information Systems (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The present invention relates to POS terminal field more particularly to a kind of method and system for identifying POS terminal.The present invention is STA mode by setting the operating mode of WIFI module in POS terminal；POS terminal opens P2P patterns simultaneously；The first MAC Address corresponding with the POS terminal is sent to external equipment；The external equipment is the equipment that WIFI module is in STA mode；The external equipment identifies the POS terminal according to first MAC Address.Realize that the external equipment in STA mode can recognize that the POS terminal of surrounding in the case where not influencing POS terminal normal work.
Description
Technical field
The present invention relates to POS terminal field more particularly to a kind of method and system for identifying POS terminal.
Background technology
IEEE 802.11 is the standard that WLAN is general now, it is by international motor electronic Engineering society
(IEEE) standard of wireless communication defined in.There is defined MAC layer (MAC layer) and physical layers.Two
Equipment can voluntarily build casual network, can also be in base station (Base Station, BS) or access point (Access
Point, AP) coordination under communicate.
If wireless access point is set as ap mode, the equipment in STA mode is (for example, the nothings such as mobile phone and tablet computer
Line terminal) presence of wireless access point (for example, wireless router) can be detected by way of active scan or drive sweep.
Active scan mode refers to, and probe request (Probe Request frames) is sent on each channel successively, from probe request
Obtain the essential information of wireless base station or wireless access point；Drive sweep mode refers to, and is periodically sent by intercepting wireless access point
Beacon frame (Beacon frames) find network, the essential information of the wireless access point is included in beacon frame.
Since POS terminal need to be connected into wireless access points to access network, under normal circumstances, POS terminal is just
Normal operating mode is STA mode rather than ap mode, and STA mode and ap mode mutual exclusion.Under STA mode, POS terminal will not
Beacon frame (Beacon frames) is outwardly sent, the probe request (Probe Request frames) that can not be also sent to external equipment
It makes a response.Therefore, week can not be sensed by way of active scan or drive sweep by being in the external equipment of STA mode together
Enclose the presence of POS terminal.Pos positions, the number of units for confirming surrounding pos mainly can be confirmed in the external pos equipment of mobile phone detection, prevents
Pos loses.
Invention content
The technical problems to be solved by the invention are：How external equipment identifies that the POS that operating mode is STA mode is set
It is standby.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：
The present invention provides a kind of method for identifying POS terminal, including：
The operating mode for setting WIFI module in POS terminal is STA mode；POS terminal opens P2P patterns simultaneously；
External equipment obtains the first MAC Address corresponding with the POS terminal；The external equipment is in for WIFI module
The equipment of STA mode；
The external equipment identifies the POS terminal according to first MAC Address.
The present invention also provides it is a kind of identify POS terminal system, including：
Setup module is STA mode for setting the operating mode of WIFI module in POS terminal；POS terminal is opened simultaneously
P2P patterns；
Sending module, for sending the first MAC Address corresponding with the POS terminal to external equipment；The outside is set
The standby equipment for being in STA mode for WIFI module；
Identification module identifies the POS terminal for the external equipment according to first MAC Address.
The beneficial effects of the present invention are：In 802.11 agreements of IEEE, when the operating mode of the WIFI module of equipment is
In the case of P2P patterns, equipment can externally define phase broadcast beacon frame, and the MAC Address of the equipment is carried in beacon frame；This
Outside, in the Listen State stages of P2P patterns, equipment can monitor the probe request that other external equipments are sent, and will be certainly
Information is sent to corresponding external equipment to the essential information (including MAC Address) of body in response.It therefore, will be in POS terminal
The operating mode of WIFI module is set as compatible STA mode and P2P patterns, around POS terminal can both perceive under STA mode
Wireless access point to access network, and can periodically by the essential information of POS terminal itself by beacon frames broadcast to being in STA together
External equipment under pattern or the probe request by being sent to the external equipment being in together under STA mode make a response with
Inform the essential information of itself so that in the case where not influencing POS terminal normal work, the external equipment in STA mode
POS terminal around recognizable.In POS terminal P2P patterns and sta patterns it is common be the current android of same physical hardware
It after the JB version, begins to that station+p2p is supported to coexist, but other coexistance models are at present on android
All do not support also.Wifi drivings on the market mainly support first three to coexist now, and current 4th kind of coexistance model temporarily has no
It arrives；And station+ap mode.
Description of the drawings
Fig. 1 is a kind of flow diagram of the specific embodiment of method for identifying POS terminal provided by the invention；
Fig. 2 is a kind of structure diagram of the specific embodiment of system for identifying POS terminal provided by the invention；
Fig. 3 is a kind of first structure block diagram of the embodiment of system for identifying POS terminal provided by the invention；
Fig. 4 is a kind of the second structure diagram of the embodiment of system for identifying POS terminal provided by the invention；
Fig. 5 is a kind of third structure diagram of the embodiment of system for identifying POS terminal provided by the invention；
Label declaration：
1st, setup module；2nd, sending module；21st, receiving unit；22nd, the first transmitting element；23rd, the second transmitting element；3、
Identification module；31st, acquiring unit；32nd, indexing unit；4th, acquisition module；
5th, modified module；51st, unit is negated.
Specific embodiment
For the technology contents that the present invention will be described in detail, the objects and the effects, below in conjunction with embodiment and coordinate attached
Figure is explained.
Explanation of nouns：
Fig. 1 to Fig. 5 is please referred to,
As shown in Figure 1, the present invention provides a kind of method for identifying POS terminal, including：
The operating mode for setting WIFI module in POS terminal is STA mode；POS terminal opens P2P patterns simultaneously；
The first MAC Address corresponding with the POS terminal is sent to external equipment；The external equipment is at WIFI module
In the equipment of STA mode；
The external equipment identifies the POS terminal according to first MAC Address.
Further, it before sending the first MAC Address to external equipment corresponding with the POS terminal, further includes：
MAC Address corresponding with WIFI module in the POS terminal is obtained, obtains the second MAC Address；
Second MAC Address is changed according to preset algorithm, obtains the first MAC Address.
Seen from the above description, under normal circumstances, the beacon frame sent under P2P patterns or the probe requests thereby with external equipment
The P2P MAC Address carried in the corresponding feedback information of frame is default configuration in configuration file WCNSS_qcom_cfg.ini
MAC Address 00:0A:F5:89:89:FE.It is all one that can cause the MAC Address of every POS terminal that external equipment is got in this way
Sample, None- identified goes out different POS terminals.Furthermore the MAC Address of WIFI cannot conflict with the MAC Address of P2P.If punching
If prominent, it can cause a wherein side can not normal communication.Therefore, the present invention is changed corresponding with WIFI module by preset algorithm
MAC Address, and using modified MAC Address as MAC Address corresponding with P2P patterns, both ensure that POS terminal can be normal
Work, and cause the MAC Address corresponding with P2P that POS terminal is sent to external equipment that there is uniqueness, realize that external equipment can
MAC Address according to receiving identifies different POS terminals.
Further, second MAC Address is changed according to preset algorithm, obtains the first MAC Address, specially：
The 6th of second MAC Address is negated, obtains the first MAC Address.
Seen from the above description, it can also be avoided between more to avoid wlan the and p2p address conflicts on the same stage
P2p address conflicts.
Further, corresponding with the POS terminal the first MAC Address is sent to external equipment, specially：
The POS terminal receives the probe request from external equipment；
The POS terminal sends feedback information corresponding with the probe request to the external equipment；The feedback
Information includes first MAC Address.
Further, corresponding with the POS terminal the first MAC Address is sent to external equipment, specially：
The POS terminal periodically sends beacon frame to external equipment；The beacon frame includes first MAC Address.
Further, the external equipment identifies the POS terminal according to first MAC Address, specially：
The external equipment obtains preset POS terminal address information table；
If there is the address information that be adapted to first MAC Address in the POS terminal address information table, label and
The corresponding equipment of first MAC Address is POS terminal.
As shown in Fig. 2, the present invention also provides a kind of system for identifying POS terminal, including：
Setup module 1 is STA mode for setting the operating mode of WIFI module in POS terminal；POS terminal is opened simultaneously
Open P2P patterns；
Sending module 2, for sending the first MAC Address corresponding with the POS terminal to external equipment；The outside is set
The standby equipment for being in STA mode for WIFI module；
Identification module 3 identifies the POS terminal for the external equipment according to first MAC Address.
Further, it further includes：
Acquisition module 4, for obtaining MAC Address corresponding with WIFI module in the POS terminal, with obtaining the 2nd MAC
Location；
Modified module 5 for changing second MAC Address according to preset algorithm, obtains the first MAC Address.
Further, the modified module 5 includes：
Unit 51 is negated, for the 6th of second MAC Address to be negated, obtains the first MAC Address.
Further, the sending module 2 includes：
Receiving unit 21 receives the probe request from external equipment for the POS terminal；
First transmitting element 22 sends feedback information corresponding with the probe request to institute for the POS terminal
State external equipment；The feedback information includes first MAC Address.
Further, the sending module 2 includes：
Second transmitting element 23 periodically sends beacon frame to external equipment for the POS terminal；The beacon frame includes
First MAC Address.
Further, the identification module 3 includes：
Acquiring unit 31 obtains preset POS terminal address information table for the external equipment；
Indexing unit 32, if for there is the ground being adapted to first MAC Address in the POS terminal address information table
Location information, then it is POS terminal to mark equipment corresponding with first MAC Address.
The embodiment of the present invention one is：
The present embodiment provides a kind of methods for identifying POS terminal, include the following steps：
The operating mode of WIFI module is STA mode in S1, setting POS terminal；POS terminal opens P2P patterns simultaneously.
Wherein, in 802.11 agreements of IEEE, only when the operating mode of the WIFI module of equipment is P2P patterns or AP
In the case of pattern, equipment just can externally define phase broadcast beacon frame；And the normal mode of operation of POS terminal is STA mode, and
STA mode is incompatible with ap mode.And P2PGroup and Infrastructure BSS in P2P patterns is similar, one
It can only be there are one GO in P2P Group.One GO can support one or more Clients connections.Due to being functionally similar to for GO
AP, so around those are not supported the STA of P2P functions that can find yet and are associated with GO.Therefore, in order to make the STA equipment of surrounding
The presence of POS terminal can be perceived, the present embodiment opens P2P patterns when the WIFI module of POS terminal is in STA mode.
Optionally, the method for opening P2P patterns is specially to call android api：p2pmanager.CreateGroup
Interface creates group owner.
S2, MAC Address corresponding with WIFI module in the POS terminal is obtained, obtains the second MAC Address.
Wherein, MAC Address corresponding with WIFI module is the physical address of POS terminal, can unique mark POS terminal.
S3, second MAC Address is changed according to preset algorithm, obtains the first MAC Address.
Wherein, due to P2P patterns in POS terminal and STA mode compatible operations, thus MAC Address also have respectively it is corresponding
Two sets.The corresponding MAC Address of STA mode is the physical address of POS terminal.The corresponding MAC Address of P2P patterns is configuration file
The MAC Address 00 of default configuration in WCNSS_qcom_cfg.ini:0A:F5:89:89:FE.External equipment can be caused to obtain in this way
To the MAC Address of every POS terminal be the same, None- identified goes out different POS terminals.Therefore, in order to neither make P2P
The corresponding MAC Address of pattern and the corresponding MAC Address conflict of STA mode, and can make the corresponding MAC Address of P2P patterns can be unique
POS terminal is identified, need to modifying to the MAC Address under P2P patterns, it is certain that it is allowed to exist between the MAC Address of STA mode
The rule of correspondence.
Optionally, the 6th of second MAC Address is negated, obtains the first MAC Address.
For example, the corresponding MAC Address of STA mode is cc:aa:bb:12:23:Ff negate operation i.e. by its 6th
Obtain the corresponding MAC Address cc of new P2P patterns:aa:bb:12:23:00.
S4, the first MAC Address corresponding with the POS terminal is sent to external equipment；The external equipment is WIFI moulds
The equipment that block is in STA mode.
Optionally, the POS terminal receives the probe request from external equipment；The POS terminal send with it is described
The corresponding feedback information of probe request is to the external equipment；The feedback information includes first MAC Address.
Optionally, the POS terminal periodically sends beacon frame to external equipment；The beacon frame includes the first MAC
Address.
Wherein, the workflow of P2P Device Discovery includes two states and two stages.Two are seen first
State, they are respectively：
Search State：In this state, P2P Device will respectively be sent in the 1 of 2.4GHz, 6,11 frequency range
Probe Request frames.These frequency ranges are referred to as Social Channels.In order to distinguish the Probe Request of non-P2P
Frame, P2P Device Discovery require that P2P IE must be included in Probe Request frames.
Listen State：In this state, P2P Device will randomly choose a frequency range in 1,6,11 frequency range
(selected frequency range is referred to as Listen Channel) monitors Probe Request frames and replys Probe Response frames.
It is worth noting that Listen Channel once chosen, cannot be changed in the entire P2P Discovery stages.Separately
Outside, at this stage, P2P Device only handle the Probe Request frames that those contain P2P IE information.
Referring again to two stages, they are respectively：
Scan Phase：Sweep phase.This stage as the wireless network scan of previous section introduction, P2P
Device can send Probe Request frames (active scan) in each frequency range.P2P Device in this stage in will not
Handle the Probe Request frames from other equipment.After this stage, P2P Device will enter next stage, i.e.,
Find Phase。
Find Phase：Although from the point of view of translator of Chinese, Scan and Find look like relatively, the Find of P2P
Phase but differs widely with Scan Phase.In in this stage, P2P Device will be in Search State and Listen
It is toggled between State.In Search State, P2P Device will send Probe Request frames, and Listen
In State, it is by the Probe Request frames for receiving other equipment and replys Probe Response frames.
S5, the external equipment identify the POS terminal according to first MAC Address.
Optionally, the external equipment obtains preset POS terminal address information table；If the POS terminal address information
There is the address information being adapted to first MAC Address in table, then label equipment corresponding with first MAC Address is
POS terminal.
Optionally, external equipment can be in the hot information list searched, and the physical address of traversal target POS terminal comes
Detect whether the presence of target POS terminal.
The embodiment of the present invention two is：
The present embodiment provides it is a kind of identify POS terminal system, including：
It is STA mode that setup module 1, which sets the operating mode of WIFI module in POS terminal,；POS terminal opens P2P simultaneously
Pattern；Acquisition module 4 obtains MAC Address corresponding with WIFI module in the POS terminal, obtains the second MAC Address；Change mould
Block 5 changes second MAC Address according to preset algorithm, obtains the first MAC Address；The modified module 5 includes negating list
Member 51, the 6th of second MAC Address is negated, obtains the first MAC Address；Sending module 2 is sent and the POS terminal
Corresponding first MAC Address is to external equipment；The external equipment is the equipment that WIFI module is in STA mode；Identification module 3
It triggers the external equipment and the POS terminal is identified according to first MAC Address；The identification module 3 includes acquiring unit
The 31 triggering external equipments obtain preset POS terminal address information table；If in the POS terminal address information table exist with
The address information of first MAC Address adaptation, then indexing unit 32 mark the equipment corresponding with first MAC Address to be
POS terminal.
Wherein, there are three types of realization methods for the sending module 2；
First method：As shown in figure 3, the sending module 2 includes：
Receiving unit 21 receives the probe request from external equipment for the POS terminal；
First transmitting element 22 sends feedback information corresponding with the probe request to institute for the POS terminal
State external equipment；The feedback information includes first MAC Address.
Second method：As shown in figure 4, the sending module 2 includes：
Second transmitting element 23 periodically sends beacon frame to external equipment for the POS terminal；The beacon frame includes
First MAC Address.
Third Way：As shown in figure 5, the sending module 2 includes：
Receiving unit 21 receives the probe request from external equipment for the POS terminal；
First transmitting element 22 sends feedback information corresponding with the probe request to institute for the POS terminal
State external equipment；The feedback information includes first MAC Address；
Second transmitting element 23 periodically sends beacon frame to external equipment for the POS terminal；The beacon frame includes
First MAC Address.
In conclusion a kind of method and system for identifying POS terminal provided by the invention, by by WIFI in POS terminal
The operating mode of module is set as compatible STA mode, and opens P2P patterns simultaneously, and POS terminal can both perceive under STA mode
Around wireless access point to access network, and can periodically by the essential information of POS terminal itself by beacon frames broadcast to same
External equipment under STA mode or the probe request by being sent to the external equipment being in together under STA mode are made
It responds to inform the essential information of itself so that outer in STA mode in the case where not influencing POS terminal normal work
Portion's equipment can recognize that the POS terminal of surrounding.Further, MAC Address corresponding with WIFI module is changed by preset algorithm,
And using modified MAC Address as MAC Address corresponding with P2P patterns, it not only ensure that POS terminal can work normally, but also make
Obtaining the MAC Address corresponding with P2P that POS terminal is sent to external equipment has uniqueness, realizes that external equipment can be according to reception
To MAC Address identify different POS terminals.
The foregoing is merely the embodiment of the present invention, are not intended to limit the scope of the invention, every to utilize this hair
The equivalents that bright specification and accompanying drawing content are made directly or indirectly are used in relevant technical field, similarly include
In the scope of patent protection of the present invention.
Claims (12)
- A kind of 1. method for identifying POS terminal, which is characterized in that including：The operating mode for setting WIFI module in POS terminal is STA mode；POS terminal opens P2P patterns simultaneously；The first MAC Address corresponding with the POS terminal is sent to external equipment；The external equipment is in for WIFI module The equipment of STA mode；The external equipment identifies the POS terminal according to first MAC Address.
- 2. the method for identification POS terminal according to claim 1, which is characterized in that send corresponding with the POS terminal Before first MAC Address to external equipment, further include：MAC Address corresponding with WIFI module in the POS terminal is obtained, obtains the second MAC Address；Second MAC Address is changed according to preset algorithm, obtains the first MAC Address.
- 3. the method for identification POS terminal according to claim 2, which is characterized in that according to the modification of preset algorithm Second MAC Address obtains the first MAC Address, specially：The 6th of second MAC Address is negated, obtains the first MAC Address.
- 4. the method for identification POS terminal according to claim 1, which is characterized in that send corresponding with the POS terminal First MAC Address is to external equipment, specially：The POS terminal receives the probe request from external equipment；The POS terminal sends feedback information corresponding with the probe request to the external equipment；The feedback information Including first MAC Address.
- 5. the method for identification POS terminal according to claim 1, which is characterized in that send corresponding with the POS terminal First MAC Address is to external equipment, specially：The POS terminal periodically sends beacon frame to external equipment；The beacon frame includes first MAC Address.
- 6. the method for identification POS terminal according to claim 1, which is characterized in that the external equipment is according to described the One MAC Address identifies the POS terminal, specially：The external equipment obtains preset POS terminal address information table；If there is the address information that be adapted to first MAC Address in the POS terminal address information table, mark with it is described The corresponding equipment of first MAC Address is POS terminal.
- 7. a kind of system for identifying POS terminal, which is characterized in that including：Setup module is STA mode for setting the operating mode of WIFI module in POS terminal；POS terminal opens P2P simultaneously Pattern；Sending module, for sending the first MAC Address corresponding with the POS terminal to external equipment；The external equipment is The equipment that WIFI module is in STA mode；Identification module identifies the POS terminal for the external equipment according to first MAC Address.
- 8. the system of identification POS terminal according to claim 7, which is characterized in that further include：Acquisition module for obtaining MAC Address corresponding with WIFI module in the POS terminal, obtains the second MAC Address；Modified module for changing second MAC Address according to preset algorithm, obtains the first MAC Address.
- 9. the system of identification POS terminal according to claim 8, which is characterized in that the modified module includes：Unit is negated, for the 6th of second MAC Address to be negated, obtains the first MAC Address.
- 10. the system of identification POS terminal according to claim 7, which is characterized in that the sending module includes：Receiving unit receives the probe request from external equipment for the POS terminal；First transmitting element sends feedback information corresponding with the probe request to the outside for the POS terminal Equipment；The feedback information includes first MAC Address.
- 11. the system of identification POS terminal according to claim 7, which is characterized in that the sending module includes：Second transmitting element periodically sends beacon frame to external equipment for the POS terminal；The beacon frame includes described the One MAC Address.
- 12. the system of identification POS terminal according to claim 7, which is characterized in that the identification module includes：Acquiring unit obtains preset POS terminal address information table for the external equipment；Indexing unit, if for there is the address being adapted to first MAC Address letter in the POS terminal address information table Breath, then it is POS terminal to mark equipment corresponding with first MAC Address.
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| CN201711284137.4A CN108184231A (en) | 2017-12-07 | 2017-12-07 | A kind of method and system for identifying POS terminal |
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| CN201711284137.4A CN108184231A (en) | 2017-12-07 | 2017-12-07 | A kind of method and system for identifying POS terminal |
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Cited By (1)
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| CN109618418A (en) * | 2018-11-09 | 2019-04-12 | 珠海全志科技股份有限公司 | A kind of moving camera networking method and system based on mobile terminal |
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Application publication date: 20180619 |