CN103679074B - Label identification method and device - Google Patents
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Abstract
The open a kind of label identification method of the present invention, the method comprises the following steps: extension RO configuration item, the mapping relations of sky wire size in GP configuring I port numbers and AI；When the signal level of GPI port has saltus step, search corresponding described RO, according to described mapping relations, identify corresponding antenna in described AI.Invention additionally discloses a kind of label recognizer.The present invention is by extension RO configuration item, in GP configuring I port numbers and AI sky wire size mapping relations, when the signal level of GPI port has saltus step, search corresponding described RO, according to described mapping relations, identify the method for corresponding antenna in described AI, have and utilize peripheral interrupt to trigger the beneficial effect identifying label, drastically increase recognition efficiency and the ease for use of RF tag, and simple, convenient in client operation, improve Consumer's Experience.
Description
Technical field
The present invention relates to technical field of RFID, particularly relate to a kind of label identification method and device.
Background technology
With RFID (Radio Frequency Identification Devices, radio frequency identification) technology
In the preferable practice of intelligent transportation field, in every field such as logistics, library, food, RFID also sends out
Wave increasing effect.As a terminal, the major function of reader is to gather data；At tool
In the application scenarios of body, client's often upper strata demand according to oneself, it is constantly changing to reader
Use.Specifically, in actual application, it is contemplated that various factors, client may be to need
When play the acquisition function of reader, and do not allow reader be constantly in duty；Therefore, use
The mode triggering controls reader the need of performance acquisition function.Generally use triggers to reader
Mode have a following two: 1. client is driven by reader and issues an order to reader, reader according to
Order carries out associative operation；2. customer premise order, reader triggers according to actual conditions and carries out data acquisition
Collection, such as GPI (General Purpose Input Output, universal input) triggering mode etc.；System
Complete the identification of label according to the data gathering.LLRP (Low Level Reader Protocol, low
Rank reading protocol) protocol realization in, the beginning of RO (Reader Operation, reader operation)
Triggering mode includes GPI trigger；In the end trigger mode of RO, can by time-out or
The saltus step of GPI carries out end trigger.
Prior art, during the realization of LLRP agreement, uses the port numbers needed for GPI triggering mode
Configuration can only be single, it is impossible to integrated；Therefore, in the such as logistics, parking of actual application scenarios
In Chang, need the scheduling utilizing multiple RO to coordinate and just can complete actual demand, and each RO all mates one
Individual GPI port, activates corresponding RO according to the saltus step of GPI port level, and at corresponding GPI end
Stop the use of corresponding RO during mouth saltus step again；This method of prior art, efficiency of the practice is very low；
On the other hand, the method that LLRP interface is supplied directly to client can be used, but LLRP agreement uses
The very complicated and customer-oriented operation interface that gets up is also extremely obscure, and client refuses to use complexity extremely
Interface, commercialization and the ease for use of product are extremely low.
Content of the invention
The main object of the present invention is to provide a kind of label identification method and device, it is intended to solve multiple triggering
When to the scheduling conflict of multiple RO and the unmatched problem of resource, improve the recognition efficiency and easily of RF tag
The property used.
The invention discloses a kind of label identification method, comprise the following steps:
Extension reader operation RO configuration item, configuration universal input GPI port numbers and the reflecting of sky wire size in AI
Penetrate relation；
When the signal level of GPI port has saltus step, search corresponding described RO, close according to described mapping
System, identifies corresponding antenna in described AI.
Preferably, the mapping relations of sky wire size in described extension RO configuration item, GP configuring I port numbers and AI
Step specifically include:
Configure the relevant parameter of antenna in described GPI port and AI, and described parameter is verified；
When verifying successfully, initialize described RO and configure the mapping pass of described GPI port numbers and sky wire size
System.
Preferably, when the described signal level at GPI port has saltus step, corresponding described RO, root are searched
According to described mapping relations, identify that the step of corresponding antenna in described AI specifically includes:
When the level of described GPI port signal has saltus step, it may be judged whether start for triggering；
If so, in RO database, then find the described RO that triggering mode is GPI；Finding described RO
When, whether form a team to arrange according to first of antenna in described AI is 0 to identify operation accordingly；
If it is not, then when there are schedulable state and other described RO that triggering mode is GPI, according to institute
State mapping relations, search described GPI port numbers corresponding described sky wire size；Finding corresponding described antenna
Number when, identify operation accordingly according to whether described AI only exists one group of antenna.
Preferably, described when finding described RO, form a team to arrange according to first of antenna in described AI and be whether
0 and identify that the step of operation specifically includes accordingly:
When finding described RO, it is judged that in described AI, whether first group of queue parameter of antenna is 0；
If so, then extend the antenna parameter of described AI, add corresponding with presently described GPI port numbers described
Its wire size；
If it is not, then according to described mapping relations, add the sky wire size corresponding to described GPI port numbers, delete
Parameter is the described sky wire size of 0；Meanwhile, described RO is set to dispatch state, and in described RO scheduling
During success, return the successful data of scheduling.
Preferably, described when finding corresponding described sky wire size, whether only exist one according in described AI
Group antenna and identify that the step of operation specifically includes accordingly:
When finding corresponding described sky wire size, it is judged that whether described AI only exists one group of antenna；
If so, then according to described mapping relations, delete in described AI corresponding with described GPI port numbers described
Its wire size；
If it is not, then described RO is converted to enabled state, wait the jump of the signal level of described GPI port
Become.
Invention additionally discloses a kind of label recognizer, comprising:
Parameter configuration module, is used for extending RO configuration item, GP configuring I port numbers and the reflecting of sky wire size in AI
Penetrate relation；
Identification module, for when the signal level of GPI port has saltus step, searches corresponding described RO,
According to described mapping relations, identify corresponding antenna in described AI.
Preferably, described parameter configuration module specifically includes:
Configuration verification unit, for configuring the relevant parameter of antenna in described GPI port and AI, and to described
Parameter verifies；
Map dispensing unit, for when verifying successfully, initialize described RO and configure described GPI port
Mapping relations number with sky wire size.
Preferably, described identification module specifically includes:
Trigger recognition unit, for when the level of described GPI port signal has saltus step, it may be judged whether be tactile
Send out and start；
Trigger action unit, for having saltus step at the level of described GPI port signal and being to start in triggering
When, RO database is found the described RO that triggering mode is GPI；When finding described RO, according to institute
Whether state first of antenna in AI and form a team to arrange is 0 to identify operation accordingly；
Scheduling operation unit, for having saltus step at the level of described GPI port signal and not being to trigger to start
When, when there are schedulable state and other described RO that triggering mode is GPI, close according to described mapping
System, searches corresponding described sky wire size；It when finding corresponding described sky wire size, according in described AI is
No only exist one group of antenna and identify operation accordingly.
Preferably, described trigger action unit also particularly useful for:
When finding described RO, it is judged that in described AI, whether first group of queue parameter of antenna is 0；
If so, then extend the antenna parameter of described AI, add corresponding with presently described GPI port numbers described
Its wire size；
If it is not, then according to described mapping relations, add the sky wire size corresponding to described GPI port numbers, delete
Parameter is the described sky wire size of 0；Meanwhile, described RO is set to dispatch state, and in described RO scheduling
During success, return the successful data of scheduling.
Preferably, described scheduling operation unit also particularly useful for:
When finding corresponding described sky wire size, it is judged that whether described AI only exists one group of antenna；
If so, then according to described mapping relations, delete in described AI corresponding with described GPI port numbers described
Its wire size；
If it is not, then described RO is converted to enabled state, wait the jump of the signal level of described GPI port
Become.
The present invention by extension RO configuration item, in GP configuring I port numbers and AI sky wire size mapping relations,
When the signal level of GPI port has saltus step, search corresponding described RO, according to described mapping relations,
Identify the method for corresponding antenna in described AI, have and utilize peripheral interrupt to trigger the beneficial effect identifying label
Really, recognition efficiency and the ease for use of RF tag, and, side simple in client operation are drastically increased
Just, improve Consumer's Experience.
Brief description
Fig. 1 is label identification method one embodiment schematic flow sheet of the present invention；
Fig. 2 is intelligent transportation environmental simulation schematic diagram；
Fig. 3 is extension RO configuration item in label identification method of the present invention, in GP configuring I port numbers and AI
The mapping relations one embodiment schematic flow sheet of its wire size；
When Fig. 4 is that in label identification method of the present invention, the signal level at GPI port has saltus step, it is right to search
The described RO answering, according to described mapping relations, identifies corresponding antenna one embodiment flow process in described AI
Schematic diagram；
Fig. 5 is label recognizer one example structure schematic diagram of the present invention；
Fig. 6 is parameter configuration module one example structure schematic diagram in label recognizer of the present invention；
Fig. 7 is identification module one example structure schematic diagram in label recognizer of the present invention.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, do referring to the drawings further
Explanation.
Detailed description of the invention
Further illustrate technical scheme below in conjunction with Figure of description and specific embodiment.Should
Understanding, specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
With reference to Fig. 1, Fig. 1 is label identification method one embodiment schematic flow sheet of the present invention；As it is shown in figure 1,
The step of label identification method of the present invention specifically includes:
Step S01, extension RO configuration item, the mapping relations of sky wire size in GP configuring I port numbers and AI；
Call configuration interface, to the sky wire size in AI (Antenna Inventory, antenna stock) and GPI
Port numbers configure；As a example by four groups of mapping relations, GPI port numbers is reflected with the sky wire size in AI
Penetrate relation allocation list as follows:
| GPI port numbers | Its wire size |
| 1 | 1 |
| 3 | 2 |
| 2 | 3 |
| 4 | 4 |
As shown above, during configuration, a GPI port only corresponding sky wire size.Described GPI port
Number and the mapping relations configuration of sky wire size be trapped in reader and drive internal, it is not necessary to newly-increased configuration interface with
Reader communicates；When calling cycle inventory operation, inside is driven to need to download a single RO,
And initialize RO, specifically, the startup trigger condition arranging RO is GPI and in GPI trigger event is
During TRUE (very), start RO and trigger；Meanwhile, GP configuring I port parameter is 0, and time-out time is
0.Wherein, essential point is that the RO entity needing to extend LLRP, the present embodiment is taked at it original
RO entity on the basis of one RO configuration item of extension, this configuration item is GPI port numbers and sky wire size
Mapping relations.The spreading parameter of this RO is optional, does not affect design and the scheduling of original LLRP.Configure
Cheng Hou, downloads to newly-built RO rule in reader, and enables RO, waits the saltus step of gpi signal
Interrupt.
In a preferred embodiment, during actual application, the customer-oriented interface of reader only has four,
Be respectively GPI days wire sizes configuration port, the cycle checks beginning port, the cycle check result obtain port,
Cycle check terminating port.In program process, enter according to the configuration of GPI port numbers and sky wire size
The modification of Mobile state, only can be realized by a RO entity, improves efficiency.Concrete application scenarios refer to
Fig. 2, Fig. 2 are intelligent transportation environmental simulation schematic diagrames；As in figure 2 it is shown, in high speed crossing charge station, adopt
The tag recognition of high speed can be carried out by method of the present invention.In a preferred embodiment, this
The mapping relations of the GPI port numbers of bright configuration and sky wire size have two layers of meaning: one is in reader drives,
Reader drives and will select different RO according to configuration, and another is in reader, according to gpi signal
Change and carry out real time modifying, dynamic dispatching RO.
Step S02, when the signal level of GPI port has saltus step, search corresponding described RO, according to institute
State mapping relations, identify corresponding antenna in described AI.
When the signal of GPI port has saltus step, according to whether operate accordingly for starting triggering.Specifically
Ground, in a preferred embodiment, starts if triggering, then find triggering mode in RO database and be
The RO of GPI；If this RO can be found, then judge first of antenna in the corresponding AI of this RO whether to form a team to arrange to be
0；If 0, then extend the antenna parameter of this AI, increase and this GPI port numbers corresponding sky wire size；If no
0, then the mapping relations according to configuration, add GPI port numbers corresponding sky wire size, and to delete parameter be 0
Sky wire size, this RO is set to dispatch state, and when RO dispatches successfully simultaneously, returns and dispatch successfully
Data.If, then when there is dispatch state in the RO that triggering mode can not be found to be GPI in RO database
And during other RO that triggering mode is GPI, according to the mapping relations of GPI port numbers and sky wire size, search with
Current GPI port numbers corresponding sky wire size；When finding corresponding sky wire size, then judge AI is
No only exist one group of antenna；If AI only exists one group of antenna, then reflecting according to GPI port numbers and sky wire size
Penetrate relation, with GPI port numbers corresponding sky wire size in deletion AI；If AI existing more than one set antenna, then
This RO is converted to enabled state, waits the saltus step of the signal level of GPI port.
The present embodiment is by extension RO configuration item, and the mapping of sky wire size in GP configuring I port numbers and AI is closed
System, when the signal level of GPI port has saltus step, search corresponding described RO, according to described map close
System, identifies the method for corresponding antenna in described AI, has and utilizes peripheral interrupt to trigger having of identification label
Benefit effect, drastically increases recognition efficiency and the ease for use of RF tag, and simple in client operation,
Convenient, improve Consumer's Experience.
With reference to Fig. 3, Fig. 3 is extension RO configuration item, GP configuring I port numbers in label identification method of the present invention
Mapping relations one embodiment schematic flow sheet with sky wire size in AI；Step S01 is only made into one by the present embodiment
Step describes, and other steps involved by label identification method of the present invention refer to specifically retouching of related embodiment
State, do not repeat them here.
As it is shown on figure 3, in label identification method of the present invention, step S01, extension RO configuration item, GP configuring I
Port numbers includes with the step of the mapping relations of sky wire size in AI:
Step S11, the relevant parameter configuring antenna in described GPI port and AI；
Call configuration interface, GPI port and antenna are configured；Related with antenna to GPI port
The configuration of parameter is trapped in reader and drives internal, it is not necessary to newly-increased configuration interface communicates with reader.
Step S12, verify described parameter, it may be judged whether verify successfully；If it is not, then step S13；
If so, then step S14；
The failed result of step S13, back-checking；
Step S14, initialize described RO and configure the mapping of sky wire size in described GPI port numbers and AI and close
System.
The GPI port of verification configuration and the relevant parameter of antenna, if described parameter is undesirable, then return
Return the failed result of verification；If described parameter meets the requirements, then when calling cycle inventory operation, in driving
Portion need to download a single RO, and initializes RO, specifically, arranges the startup trigger condition of RO
For GPI and when GPI trigger event is TRUE, start RO and trigger；Meanwhile, GP configuring I port
Parameter is 0, and time-out time is 0.Wherein, essential point is that the RO entity needing to extend LLRP,
The present embodiment takes to extend a RO configuration item on the basis of its original RO entity, and this configuration item is
GPI port numbers and the mapping relations of sky wire size.The spreading parameter of this RO is optional, does not affect original LLRP
Design and scheduling.After configuration completes, download to newly-built RO rule in reader, and enable RO,
The saltus step waiting gpi signal is interrupted.
The present embodiment is by the mapping relations of sky wire size in extension RO configuration item GP configuring I port numbers and AI
Method, have and only need a RO entity can carry out the beneficial effect of multi-tag identification, solve multiple
Scheduling conflict and resource unmatched problem to multiple RO during triggering.
With reference to Fig. 4, when Fig. 4 is that in label identification method of the present invention, the signal level at GPI port has saltus step,
Search corresponding described RO, according to described mapping relations, identify corresponding antenna one embodiment in described AI
Schematic flow sheet；Step S02 is only further described by the present embodiment, involved by label identification method of the present invention
And other steps refer to the specific descriptions of related embodiment, do not repeat them here.
As shown in Figure 4, in label identification method of the present invention, step S02, have in the signal level of GPI port
During saltus step, search corresponding described RO, according to described mapping relations, identify corresponding antenna in described AI
Step specifically include:
Step S21, when the level of described GPI port signal has saltus step, it may be judged whether start for triggering；
If so, then step S22；If it is not, then step S23；
Step S22, to find triggering mode in RO database be the described RO of GPI；Finding described RO
When, whether form a team to arrange according to first of antenna in described AI is 0 to identify operation accordingly；
When receiving the level saltus step of GPI port, RO storehouse is found the RO that triggering mode is GPI；?
In one preferred embodiment, described level saltus step be signal level be low level by high level saltus step, herein
Only illustrate, this is not defined.If triggering mode can not be found in RO database to be GPI
RO, then ignore this saltus step.If have found the RO that triggering mode is GPI in RO database, looking into
Look for the GPI configuration item of this RO, the GPI port numbers according to configuration and the mapping relations of sky wire size in AI, check
The GPI port numbers corresponding sky wire size of saltus step, and change the corresponding corresponding configuration of sky wire size in now AI；
Specifically, it is judged that in AI, whether first group of queue parameter of antenna is 0；If 0, then extend described AI's
Antenna parameter, adds and current GPI port numbers corresponding sky wire size；In scheduling next time of RO, will be new
Antenna and corresponding agreement be sent to protocol processes correlation module, the identification that is related to operation；If AI
First group of queue parameter of middle antenna is not 0, then the mapping relations according to GPI port numbers and sky wire size in AI,
Add the sky wire size corresponding to GPI port numbers, delete the sky wire size that parameter is 0；Meanwhile, resolve current
RO, and send commands to related protocol execution module, the identification being related to operates；Subsequently, by described
RO is set to dispatch state, and when RO dispatches successfully, returns the successful data of scheduling.
Step S23, when there are schedulable state and other described RO that triggering mode is GPI, according to
Described mapping relations, search described GPI port numbers corresponding described sky wire size；Corresponding described finding
During its wire size, identify operation accordingly according to whether described AI only exists one group of antenna.
When the level at described GPI port signal has saltus step, it is judged that result is not to trigger the level starting
This saltus step correspondence, in the present embodiment example, is defined as level saltus step from low to high by saltus step；Now,
Search schedulable state and triggering mode still for the RO of GPI triggering, according to GPI port numbers and sky wire size
Mapping relations, search this sky wire size corresponding to GPI port numbers, when finding this corresponding sky wire size,
Identify operation according to whether described AI only exists one group of antenna accordingly.Specifically, finding
During corresponding described sky wire size, it is judged that whether AI only exists one group of antenna；If so, then close according to mapping
System, with GPI port numbers corresponding sky wire size in deletion AI, when dispatching next time, this day wire size of deletion
Corresponding antenna will not again be downloaded to related protocol processing module and be identified operation；If GPI end
Mouthful level again by low jump to high when, again search corresponding RO, and check whether to delete above-mentioned
If so, RO is then converted to enabled state by antenna, waits signal level saltus step next time of GPI port
When, again this RO is being become state of activation.
The present embodiment, by when the signal level of GPI port has saltus step, searches corresponding described RO, root
According to described mapping relations, identify the method for corresponding antenna in described AI, have and carry out quickly and accurately
The beneficial effect of tag recognition, further improves the recognition efficiency of label, for dynamic,
In the tag recognition that translational speed is high and quantity is many, this beneficial effect will be apparent from.
With reference to Fig. 5, Fig. 5 is label recognizer one example structure schematic diagram of the present invention；As it is shown in figure 5,
Label recognizer of the present invention specifically includes:
Parameter configuration module 01, is used for extending RO configuration item, GP configuring I port numbers and sky wire size in AI
Mapping relations；
Parameter configuration module 01 calls configuration interface, configures the port numbers of sky wire size and GPI；Ginseng
When number configuration module 01 configures, a GPI port only corresponding sky wire size.Described GPI port numbers and
The mapping relations configuration of its wire size is trapped in reader and drives internal, it is not necessary to newly-increased configuration interface and reading
Device communicates；Parameter configuration module 01, when calling cycle inventory operation, drives inside to need to download one
Single RO, and initialize RO, specifically, the startup that parameter configuration module 01 arranges RO triggers bar
Part is GPI and when GPI trigger event is TRUE, starts RO and triggers；Meanwhile, parameter configuration mould
Block 01 GP configuring I port parameter is 0, and time-out time is 0.Wherein, essential point is that need extension
The RO entity of LLRP, the present embodiment takes to extend a RO on the basis of its original RO entity
Configuration item, this configuration item is the mapping relations of GPI port numbers and sky wire size.The spreading parameter of this RO can
Choosing, does not affect design and the scheduling of original LLRP.After parameter configuration module 01 configuration completes, by newly-built
RO rule download in reader, and enable RO, wait the saltus step of gpi signal to interrupt.
In a preferred embodiment, during actual application, the customer-oriented interface of reader only has four,
Be respectively GPI days wire sizes configuration port, the cycle checks beginning port, the cycle checks result and obtains port, week
Phase check terminating port.In program process, enter action according to the configuration of GPI port numbers and sky wire size
The modification of state, only can be realized by a RO entity, improves efficiency.Concrete application scenarios refer to Fig. 2,
Fig. 2 is intelligent transportation environmental simulation schematic diagram；As in figure 2 it is shown, in high speed crossing charge station, use this
Bright described method can carry out the tag recognition of high speed.In a preferred embodiment, parameter of the present invention
The mapping relations of the GPI port numbers of configuration module 01 configuration and sky wire size have two layers of meaning: one is at reader
In driving, reader drives and will select different RO according to configuration, and another is in reader, according to GPI
The change of signal carries out real time modifying, dynamic dispatching RO.
Identification module 02, for when the signal level of GPI port has saltus step, searches corresponding described RO,
According to described mapping relations, identify corresponding antenna in described AI.
When the signal of GPI port has saltus step, identification module 02 is according to whether carry out for starting triggering accordingly
Operation.Specifically, in a preferred embodiment, if triggering and starting, identification module 02 is then at RO number
According to the RO that searching triggering mode in storehouse is GPI；If this RO can be found, identification module 02 then judges this RO
In corresponding AI, whether the first of antenna to form a team to arrange be 0；If 0, then extend the antenna parameter of this AI, increase
Add and this GPI port numbers corresponding sky wire size；If not 0, then the mapping relations according to configuration, add GPI
Port numbers corresponding sky wire size, and delete the sky wire size that parameter is 0, this RO is set to dispatch state simultaneously,
And when RO dispatches successfully, return the successful data of scheduling.If identification module 02 can not be in RO database
The RO finding triggering mode to be GPI, then when there are dispatch state and other RO that triggering mode is GPI,
Identification module 02, according to the mapping relations of GPI port numbers and sky wire size, is searched corresponding with current GPI port numbers
Sky wire size；When finding corresponding sky wire size, identification module 02 judges whether only exist in AI
One group of antenna；If only existing one group of antenna in AI, identification module 02 reflects according to GPI port numbers and sky wire size
Penetrate relation, with GPI port numbers corresponding sky wire size in deletion AI；If AI exists more than one set antenna, know
This RO is converted to enabled state by other module 02, waits the saltus step of the signal level of GPI port.
The present embodiment is by extension RO configuration item, and the mapping of sky wire size in GP configuring I port numbers and AI is closed
System, when the signal level of GPI port has saltus step, search corresponding described RO, according to described map close
System, identifies corresponding antenna in described AI, has and utilizes peripheral interrupt to trigger the beneficial effect identifying label,
Drastically increase recognition efficiency and the ease for use of RF tag, and simple, convenient in client operation,
Improve Consumer's Experience.
With reference to Fig. 6, Fig. 6 is parameter configuration module one example structure signal in label recognizer of the present invention
Figure；Parameter configuration module 01 is only further described by the present embodiment, involved by parameter configuration device of the present invention
And other modules refer to the specific descriptions of related embodiment, do not repeat them here.
As shown in Figure 6, in label recognizer of the present invention, parameter configuration module 01 specifically includes:
Configuration verification unit 011, is used for configuring the relevant parameter of antenna in described GPI port and AI, and right
Described parameter verifies；
Configuration verification unit 011 calls configuration interface, configures GPI port and antenna；Configuration school
The configuration to GPI port and the relevant parameter of antenna for the verification certificate unit 011 is trapped in reader and drives internal, no
Newly-increased configuration interface is needed to communicate with reader.After GPI port and antenna configuration are completed, configuration
Relevant parameter is verified by verification unit 011, and when described parameter is undesirable, back-checking
Failed result.
Map dispensing unit 012, for when verifying successfully, initialize described RO and configure described GPI end
Slogan and the mapping relations of sky wire size.
When configuring the relevant parameter success that verification unit 011 verifies antenna in GPI port and AI, map
When dispensing unit 012 calls cycle inventory operation, driving internal needs to download a single RO, and initially
Changing RO, specifically, the startup trigger condition that mapping dispensing unit 012 arranges RO is GPI and at GPI
When trigger event is TRUE, starts RO and trigger；Meanwhile, dispensing unit 012 GP configuring I end is mapped
Mouth parameter is 0, and time-out time is 0.Wherein, essential point is that the RO entity needing to extend LLRP,
The present embodiment takes to extend a RO configuration item on the basis of its original RO entity, and this configuration item is
GPI port numbers and the mapping relations of sky wire size.The spreading parameter of this RO is optional, does not affect original LLRP
Design and scheduling.After configuration completes, map dispensing unit 012 and newly-built RO rule is downloaded to read
In device, and enable RO, wait the saltus step of gpi signal to interrupt.
The present embodiment is closed by the mapping of sky wire size in extension RO configuration item GP configuring I port numbers and AI
System, has and only needs a RO entity can carry out the beneficial effect of multi-tag identification, solve multiple triggering
When to the scheduling conflict of multiple RO and the unmatched problem of resource.
With reference to Fig. 7, Fig. 7 is identification module one example structure schematic diagram in label recognizer of the present invention.
Identification module 02 is only further described by the present embodiment, other involved by label recognizer of the present invention
Module refer to the specific descriptions of related embodiment, does not repeats them here.
As it is shown in fig. 7, in label recognizer of the present invention, identification module 02 specifically includes:
Trigger recognition unit 021, for when the level of described GPI port signal has saltus step, it may be judged whether
Start for triggering；
When the level of described GPI port signal has saltus step, trigger whether recognition unit 021 judges this saltus step
Start for triggering；
Trigger action unit 022, for having saltus step at the level of described GPI port signal and being to open in triggering
During the beginning, RO database is found the described RO that triggering mode is GPI；When finding described RO, according to
In described AI, whether the first of antenna to form a team to arrange be 0 to identify operation accordingly；
When triggering recognition unit 021 judges that this saltus step starts as triggering, trigger action unit 022 is in RO storehouse
Middle searching triggering mode is the RO of GPI；In a preferred embodiment, described level saltus step is signal electricity
Flat is low level by high level saltus step, only illustrates herein, does not define this.If triggering
The RO that operating unit 022 can not find triggering mode to be GPI in RO database, then ignore this saltus step.
If trigger action unit 022 have found the RO that triggering mode is GPI in RO database, searching this RO
GPI configuration item, in GPI port numbers and the AI according to configuration, the mapping relations of sky wire size, check saltus step
GPI port numbers corresponding sky wire size, and change the corresponding corresponding configuration of sky wire size in now AI；Specifically,
Trigger action unit 022 judges whether first group of queue parameter of antenna in AI is 0；If 0, then extend institute
State the antenna parameter of AI, add and current GPI port numbers corresponding sky wire size；In scheduling next time of RO,
New antenna and corresponding agreement are sent to protocol processes correlation module, the identification operation being related to；
If trigger action unit 022 judges that first group of queue parameter of antenna in AI is not 0, then according to GPI port numbers
With the mapping relations of sky wire size in AI, adding the sky wire size corresponding to GPI port numbers, deleting parameter is 0
Its wire size；Meanwhile, trigger action unit 022 resolves current RO, and sends commands to related protocol execution
Module, the identification being related to operates；Subsequently, described RO is set to dispatch shape by trigger action unit 022
State, and when RO dispatches successfully, return the successful data of scheduling.
Scheduling operation unit 023, for having saltus step at the level of described GPI port signal and not being to trigger to open
During the beginning, when there are schedulable state and other described RO that triggering mode is GPI, according to described mapping
Relation, searches corresponding described sky wire size；When finding corresponding described sky wire size, according in described AI
Whether only exist one group of antenna and identify operation accordingly.
When the level at described GPI port signal has saltus step, trigger recognition unit 021 judged result not
It is to trigger the level saltus step starting, in the present embodiment example, this saltus step correspondence is defined as level by low
To high saltus step；Now, scheduling operation unit 023 searches schedulable state and triggering mode is still GPI
The RO triggering, according to the mapping relations of GPI port numbers and sky wire size, searches corresponding to this GPI port numbers
Sky wire size, when scheduling operation unit 023 finds this corresponding sky wire size, according in described AI whether
Only exist one group of antenna and identify operation accordingly.Specifically, corresponding described sky wire size is being found
When, scheduling operation unit 023 judges whether only exist one group of antenna in AI；If so, scheduling operation unit
023 according to mapping relations, with GPI port numbers corresponding sky wire size in deletion AI, when dispatching next time,
The corresponding antenna of this day wire size deleted will not again be downloaded to related protocol processing module and be identified
Operation；If GPI port level again by low jump to high when, it is right that scheduling operation unit 023 is searched again
The RO answering, and check whether to delete above-mentioned antenna, if so, RO is turned by scheduling operation unit 023
It is changed to enabled state, when waiting signal level saltus step next time of GPI port, again this RO is being become sharp
The state of living.
The present embodiment, by when the signal level of GPI port has saltus step, searches corresponding described RO, root
According to described mapping relations, identify corresponding antenna in described AI, have and enter row label knowledge quickly and accurately
Other beneficial effect, further improves the recognition efficiency of label, for speed dynamic, mobile
In the tag recognition that degree is high and quantity is many, this beneficial effect will be apparent from.
The foregoing is only the preferred embodiments of the present invention, not thereby limit its scope of the claims, every profit
The equivalent structure made by description of the invention and accompanying drawing content or equivalence flow process conversion, directly or indirectly transport
It is used in other related technical fields, all in like manner include in the scope of patent protection of the present invention.
Claims (8)
1. a label identification method, it is characterised in that comprise the following steps:
Extension reader operation RO configuration item, configuration universal input GPI port numbers and sky in antenna stock AI
The mapping relations of wire size；
When the signal level of GPI port has saltus step, search corresponding described RO, close according to described mapping
System, identifies corresponding antenna in described AI；
Wherein, when the described signal level at GPI port has saltus step, corresponding described RO is searched, according to
Described mapping relations, identify that the step of corresponding antenna in described AI specifically includes:
When the level of described GPI port signal has saltus step, it may be judged whether start for triggering；
If so, in RO database, then find the described RO that triggering mode is GPI；Finding described RO
When, whether form a team to arrange according to first of antenna in described AI is 0 to identify operation accordingly；
If it is not, then when there are schedulable state and other described RO that triggering mode is GPI, according to institute
State mapping relations, search described GPI port numbers corresponding described sky wire size；Finding corresponding described antenna
Number when, identify operation accordingly according to whether described AI only exists one group of antenna.
2. the method for claim 1, it is characterised in that described extension RO configuration item, GP configuring I
Port numbers specifically includes with the step of the mapping relations of sky wire size in AI:
Configure the relevant parameter of antenna in described GPI port and AI, and described parameter is verified；
When verifying successfully, initialize described RO and configure the mapping pass of described GPI port numbers and sky wire size
System.
3. the method for claim 1, it is characterised in that described when finding described RO, according to
In described AI, whether the first of antenna to form a team to arrange be 0 to identify that the step of operation specifically includes accordingly:
When finding described RO, it is judged that in described AI, whether first group of queue parameter of antenna is 0；
If so, then extend the antenna parameter of described AI, add corresponding with presently described GPI port numbers described
Its wire size；
If it is not, then according to described mapping relations, add the sky wire size corresponding to described GPI port numbers, delete
Parameter is the described sky wire size of 0；Meanwhile, described RO is set to dispatch state, and in described RO scheduling
During success, return the successful data of scheduling.
4. the method for claim 1, it is characterised in that described finding corresponding described antenna
Number when, identify that according to whether described AI only exists one group of antenna the step of operation is concrete accordingly
Including:
When finding corresponding described sky wire size, it is judged that whether described AI only exists one group of antenna；
If so, then according to described mapping relations, delete in described AI corresponding with described GPI port numbers described
Its wire size；
If it is not, then described RO is converted to enabled state, wait the jump of the signal level of described GPI port
Become.
5. a label recognizer, it is characterised in that include:
Parameter configuration module, is used for extending RO configuration item, GP configuring I port numbers and the reflecting of sky wire size in AI
Penetrate relation；
Identification module, for when the signal level of GPI port has saltus step, searches corresponding described RO,
According to described mapping relations, identify corresponding antenna in described AI.
Wherein, described identification module specifically includes:
Trigger recognition unit, for when the level of described GPI port signal has saltus step, it may be judged whether be tactile
Send out and start；
Trigger action unit, for having saltus step at the level of described GPI port signal and being to start in triggering
When, RO database is found the described RO that triggering mode is GPI；When finding described RO, according to institute
Whether state first of antenna in AI and form a team to arrange is 0 to identify operation accordingly；
Scheduling operation unit, for having saltus step at the level of described GPI port signal and not being to trigger to start
When, when there are schedulable state and other described RO that triggering mode is GPI, close according to described mapping
System, searches corresponding described sky wire size；It when finding corresponding described sky wire size, according in described AI is
No only exist one group of antenna and identify operation accordingly.
6. device as claimed in claim 5, it is characterised in that described parameter configuration module specifically includes:
Configuration verification unit, for configuring the relevant parameter of antenna in described GPI port and AI, and to described
Parameter verifies；
Map dispensing unit, for when verifying successfully, initialize described RO and configure described GPI port
Mapping relations number with sky wire size.
7. device as claimed in claim 5, it is characterised in that described trigger action unit is also specifically used
In:
When finding described RO, it is judged that in described AI, whether first group of queue parameter of antenna is 0；
If so, then extend the antenna parameter of described AI, add corresponding with presently described GPI port numbers described
Its wire size；
If it is not, then according to described mapping relations, add the sky wire size corresponding to described GPI port numbers, delete
Parameter is the described sky wire size of 0；Meanwhile, described RO is set to dispatch state, and in described RO scheduling
During success, return the successful data of scheduling.
8. device as claimed in claim 5, it is characterised in that described scheduling operation unit is also specifically used
In:
When finding corresponding described sky wire size, it is judged that whether described AI only exists one group of antenna；
If so, then according to described mapping relations, delete in described AI corresponding with described GPI port numbers described
Its wire size；
If it is not, then described RO is converted to enabled state, wait the jump of the signal level of described GPI port
Become.
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| CN201210341739.XA CN103679074B (en) | 2012-09-14 | 2012-09-14 | Label identification method and device |
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| CN201210341739.XA CN103679074B (en) | 2012-09-14 | 2012-09-14 | Label identification method and device |
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| CN106844881A (en) * | 2016-12-29 | 2017-06-13 | 北京华大九天软件有限公司 | A kind of wiring method that wiring port matching is carried out by unit name and ports tab |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101685495A (en) * | 2008-09-28 | 2010-03-31 | 华为技术有限公司 | Label identification method and reader and radio frequency identification system |
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| LLRP-Reader Control Simplified;Impinj;《UHF GEN 2 RFID》;20071231;第1-4页 * |
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