CN110516764A - Vehicle identification method and its system based on UHF RFID - Google Patents
Vehicle identification method and its system based on UHF RFID Download PDFInfo
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- CN110516764A CN110516764A CN201910695083.3A CN201910695083A CN110516764A CN 110516764 A CN110516764 A CN 110516764A CN 201910695083 A CN201910695083 A CN 201910695083A CN 110516764 A CN110516764 A CN 110516764A
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- 101000760643 Homo sapiens Carbonic anhydrase 2 Proteins 0.000 description 30
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- 101000768061 Escherichia phage P1 Antirepressor protein 1 Proteins 0.000 description 26
- 101000796932 Homo sapiens ADP/ATP translocase 1 Proteins 0.000 description 26
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- 101000718437 Homo sapiens ADP/ATP translocase 3 Proteins 0.000 description 5
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device
- G06K17/0029—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device the arrangement being specially adapted for wireless interrogation of grouped or bundled articles tagged with wireless record carriers
-
- G06Q50/40—
Abstract
The present invention relates to a kind of vehicle identification method and its system based on UHF RFID, this method comprises: in an electronic tag is arranged on each vehicle；In being distributed fixed multiple identification equipment in place, in setting one and the matched reader of the electronic tag in each identification equipment；The electronic tag on vehicle is read using the reader and forms corresponding reading times value；It is formed by and selects in reading times value at first greater than the electronic tag of lock value as lock onto target corresponding with the reader from each reader；The secondary numerical value for the lock onto target that the corresponding reader of the lock onto target is read is obtained in real time, judge whether the secondary numerical value of the lock onto target is consistently greater than the lock value in preset time range, if, then determine the corresponding stoppage of vehicle of the lock onto target at the corresponding identification equipment of the reader, if it is not, then selecting corresponding lock onto target again for reader.
Description
Technical field
The present invention relates to technical field of vehicle management, refers in particular to a kind of vehicle identification method based on UHF RFID and its be
System.
Background technique
The prior art can not identify that the place of dealing intensive for vehicle carries out vehicle receipts to the position of automobile
Take, issue the work such as receipt or invoice, vehicle registration and cause inconvenience.
Summary of the invention
It is an object of the invention to overcome the deficiencies of existing technologies, a kind of vehicle identification method based on UHF RFID is provided
And its system, it can solve the problem of can not identifying vehicle location.
Realizing the technical solution of above-mentioned purpose is:
The present invention provides a kind of vehicle identification methods based on UHF RFID, comprising the following steps:
In one electronic tag of setting on each vehicle；
In being distributed fixed multiple identification equipment in place, in setting one and the electronic tag in each identification equipment
The reader matched；
The electronic tag on vehicle is read using the reader and forms corresponding reading times value；
Be formed by from each reader selected in reading times value at first greater than lock value electronic tag as with institute
State the corresponding lock onto target of reader；
The secondary numerical value for obtaining the lock onto target that the corresponding reader of the lock onto target is read in real time, judges the locking
Whether the secondary numerical value of target is consistently greater than the lock value in preset time range, if so, determining the lock onto target pair
The stoppage of vehicle answered is at the corresponding identification equipment of the reader, if it is not, then selecting corresponding locking mesh again for reader
Mark.
The invention has the advantages that by secondary numerical value that each electronic tag is read to each reader with preset
Good lock value is compared, and will be locked closest to the electronic tag of device, since vehicle is then secondary closer to identification equipment
Numerical value is bigger, to obtain the identification equipment nearest with vehicle distances, and then the position of vehicle has been determined.
The present invention is based on the vehicle identification method of UHF RFID further improvement lies in that, it is described to be selected again for reader
Corresponding lock onto target the following steps are included:
The secondary numerical value for judging whether there is another electronic tag is greater than lock value；
When the judgment result is yes, then time maximum electronic tag of numerical value is selected as lock corresponding with the reader
It sets the goal；
When the judgment result is no, then still determine that the corresponding stoppage of vehicle of the lock onto target is corresponding in the reader
It identifies at equipment, and further judge whether the secondary numerical value of the lock onto target in preset time range is less than gate valve value, if
It is then to determine there is no stoppage of vehicle at the reader, if it is not, then determining the corresponding stoppage of vehicle of the lock onto target in described
At the corresponding identification equipment of reader.
The present invention is based on the vehicle identification method of UHF RFID further improvement lies in that, it is described using the reader read
Pick up the car on electronic tag and form corresponding reading times value the following steps are included:
A period is set, reads electronic tag and formation on vehicle within the period of setting using the reader
Corresponding reading times value.
The present invention is based on the vehicle identification method of UHF RFID further improvement lies in that, it is described from each reader institute shape
At reading times value in select at first greater than lock value electronic tag as lock onto target corresponding with the reader
The following steps are included:
Obtain the secondary numerical value for the different electronic tags that all readers are read；
The maximum value of the secondary numerical value of the electronic tag is matingly stored one by one with corresponding reader, then every
Maximum value and the size compared with lock value are chosen in all secondary numerical value that a reader is read.
The present invention also provides a kind of vehicle identification systems based on UHF RFID, comprising:
Electronic tag on each vehicle；
Multiple identification equipment in place are fixed in distribution, and each identification equipment is equipped with and the matched reading of the electronic tag
Take device；
The reader includes reading unit, for reading the electronic tag on vehicle and forming corresponding reading times
Value；
The computing unit connecting with the reading unit is selected for being formed by reading times value from each reader
At first greater than the electronic tag of lock value as lock onto target corresponding with the reader；
The judging unit connecting with the computing unit is read for obtaining the corresponding reader of the lock onto target in real time
It is described to judge whether the secondary numerical value of the lock onto target is consistently greater than in preset time range for the secondary numerical value of the lock onto target arrived
Lock value, if so, determine the corresponding stoppage of vehicle of the lock onto target at the corresponding identification equipment of the reader, if
No, then the computing unit is that reader selects corresponding lock onto target again.
The present invention is based on the vehicle identification system of UHF RFID further improvement lies in that,
When the computing unit is that reader selects corresponding lock onto target again, the judging unit is judged whether there is separately
The secondary numerical value of one electronic tag is greater than lock value；
When the judgment result is yes, then the computing unit select time maximum electronic tag of numerical value as with the reading
The corresponding lock onto target of device；
When the judgment result is no, then the judging unit still determines the corresponding stoppage of vehicle of the lock onto target in described
At the corresponding identification equipment of reader, and further judge whether the secondary numerical value of the lock onto target in preset time range is small
In gate valve value, if so, determining there is no stoppage of vehicle at the reader, if it is not, then determining the corresponding vehicle of the lock onto target
It stays at the corresponding identification equipment of the reader.
The present invention is based on the vehicle identification system of UHF RFID further improvement lies in that,
The reading unit within the period of setting for reading the electronic tag on vehicle and forming corresponding reading
Secondary numerical value.
The present invention is based on the vehicle identification system of UHF RFID further improvement lies in that, the computing unit is for obtaining
The secondary numerical value for the different electronic tags that all readers are read；
The computing unit is also used to corresponding reader match the maximum value of the secondary numerical value of the electronic tag one by one
It stores over the ground, then chooses maximum value and the size compared with lock value in all secondary numerical value that each reader is read.
Detailed description of the invention
Fig. 1 is that the present invention is based on the flow charts of the vehicle identification method of UHF RFID.
Fig. 2 is schematic diagram of the CAR1 and CAR2 relative to the positional relationship of ANT1 and ANT2 in the embodiment of the present invention.
Fig. 3 is CAR1 and CAR2 in the embodiment of the present invention by the signal of the ANT1 and ANT2 number read and the relationship of time
Figure.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples.
Refering to fig. 1, the present invention provides a kind of vehicle identification methods based on UHF RFID, can be to the position of automobile
It is identified, can be applied to the place of the intensive dealing of the vehicles such as gas station, parking lot, carried out vehicle toll convenient for worker, issue
The work such as receipt or invoice, vehicle registration.With reference to the accompanying drawing to the present invention is based on the progress of the vehicle identification method of UHF RFID
Explanation.
The present invention is based on the vehicle identification method of UHF RFID the following steps are included:
In one electronic tag of setting on each vehicle；
In being distributed fixed multiple identification equipment in place, in setting one and the electronic tag in each identification equipment
The reader matched；
It executes step S1: reading the electronic tag on vehicle using the reader and form corresponding reading times value.
Specifically, a period is set, reads electronic tag and the formation on vehicle within the period of setting using the reader
Corresponding reading times value.Then step S2 is executed.
It executes step S2: being formed by the electronics mark selected in reading times value and be greater than lock value at first from each reader
Label are as lock onto target corresponding with the reader.Specifically, all readers are first obtained in a period of setting
The secondary numerical value of the different electronic tags inside read is handled using data of the Map-Reduce analysis method to acquisition, will
The maximum value of the secondary numerical value of the electronic tag matingly stores one by one with corresponding reader, then utilizes Map- again
Reduce analysis method handles data, chooses maximum value in all secondary numerical value that each reader is read and lock value is bigger
It is small to select lock onto target.Then step S3 is executed.
It executes step S3: obtaining the secondary numerical value for the lock onto target that the corresponding reader of the lock onto target is read in real time,
Judge whether the secondary numerical value of the lock onto target is consistently greater than the lock value in preset time range, if so, determining institute
The corresponding stoppage of vehicle of lock onto target is stated at the corresponding identification equipment of the reader, if it is not, then selecting again for reader
Corresponding lock onto target.It should be noted that " real-time " in the step refers to obtains the locking in each period
The secondary numerical value for the lock onto target that the corresponding reader of target is read simultaneously judges.
Further, for reader select corresponding lock onto target again the following steps are included:
The secondary numerical value for judging whether there is another electronic tag in preset time range is greater than lock value；
If so, selecting time maximum electronic tag of numerical value as lock onto target corresponding with the reader；
If it is not, then will be described at first greater than the electronic tag of lock value as locking mesh corresponding with the reader
Mark, and further judge whether the secondary numerical value of the lock onto target in preset time range is less than gate valve value, if so, determining
There is no stoppage of vehicle at the reader, if it is not, then determining the corresponding stoppage of vehicle of the lock onto target in the reader pair
At the identification equipment answered.
Below by an embodiment to the present invention is based on the vehicle identification methods of UHF RFID to be illustrated.
In the present embodiment, ANT1, ANT2, ANT3 are the reading in three different identification equipment being distributed on place
Device, CAR1, CAR2, CAR3, CAR4 are the electronic tag in ground movement on the scene or four different vehicles stopped.
Within the period of a setting, reader obtains following data:
It is 120 that ANT1, which reads CAR1 number,；Reading CAR2 number is 0；Reading CAR3 number is 0；Reading CAR4 number is
0；
It is 0 that ANT2, which reads CAR1 number,；Reading CAR2 number is 90；Reading CAR3 number is 20；Reading CAR4 number is
0；
It is 0 that ANT3, which reads CAR1 number,；Reading CAR2 number is 10；Reading CAR3 number is 80；Reading CAR4 number is
20。
It is analyzed through first time Map-Reduce, obtains following data:
The maximum value of CAR1 numerical value is 120, and the reader of pairing is ANT1；
The maximum value of CAR2 numerical value is 90, and the reader of pairing is ANT2；
The maximum value of CAR3 numerical value is 80, and the reader of pairing is ANT3；
The maximum value of CAR4 numerical value is 20, and the reader of pairing is ANT3.
It is analyzed through second of Map-Reduce, obtains following data:
Maximum value is 120 in the secondary numerical value that ANT1 is read, and the electronic tag of pairing is CAR1；
Maximum value is 90 in the secondary numerical value that ANT2 is read, and the electronic tag of pairing is CAR2；
Maximum value is 80 in the secondary numerical value that ANT3 is read, and the electronic tag of pairing is CAR3.
If lock value is 100, gate valve value is 50, due to CAR1 secondary numerical value maximum value greater than lock value, then time
At the end of section, CAR1 is selected as lock onto target.
Preset time range is 3 continuous periods.It should be noted that here to simplify the explanation by time hop counts
Amount is set as 3, in actual use, and a period is typically set at 10 seconds or so, and when preset time is usually 12 to 18
Between section (i.e. about 2 to 3 minutes).
The following examples are illustrated by taking CAR1, CAR2, ANT1 and ANT2 as an example, CAR1 and CAR2 relative to ANT1 and
The positional relationship of ANT2 can be found in Fig. 2, and Fig. 3 then shows CAR1 and CAR2 by the ANT1 and ANT2 number read and the pass of time
System.
In first period, the secondary numerical value that ANT1 reads CAR1 is 70, and the secondary numerical value for reading CAR2 is 20；ANT2
The secondary numerical value for reading CAR1 and CAR2 is 0.Through analyzing, maximum value is 70 in the secondary numerical value that ANT1 is read, the electricity of pairing
Subtab is CAR1.
In second period, the secondary numerical value that ANT1 reads CAR1 is 120, and the secondary numerical value for reading CAR2 is 70；
The secondary numerical value that ANT2 reads CAR1 and CAR2 is 0.Through analyzing, maximum value is 120 in the secondary numerical value that ANT1 is read, pairing
Electronic tag be CAR1.Maximum value 120 is greater than lock value 100 in the secondary numerical value read due to ANT1, chooses CAR1 at this time
As the lock onto target of ANT1, and start to judge whether the secondary numerical value of lock onto target CAR1 is consistently greater than in preset time range
Lock value.
In the third period, the secondary numerical value that ANT1 reads CAR1 is 60, and the secondary numerical value that ANT1 reads CAR2 is
130；The secondary numerical value that ANT2 reads CAR1 is 70, and the secondary numerical value for reading CAR2 is 0.Through analyzing, at this time due to time of CAR1
Numerical value is less than lock value, needs to select corresponding lock onto target again for ANT1.Judge whether there is the number of another electronic tag
Value is greater than lock value, since the secondary numerical value 130 of CAR2 is greater than lock value 100, thus chooses lock onto target of the CAR2 as ANT1,
And start to judge whether the secondary numerical value of lock onto target CAR2 is consistently greater than lock value in preset time range；What ANT2 was read
Maximum value is 70 in secondary numerical value, and the electronic tag of pairing is CAR1.
In 4th period, the secondary numerical value that ANT1 reads CAR1 is 10, and the secondary numerical value for reading CAR1 is 130；
The secondary numerical value that ANT2 reads CAR1 is 110, and the secondary numerical value for reading CAR2 is 0.Through analyzing, time of lock onto target CAR2 at this time
Numerical value is still greater than lock value in preset time range；Maximum value 110 is greater than lock value in the secondary numerical value read due to ANT2
100, lock onto target of the CAR1 as ANT2 is chosen at this time, and starts to judge the secondary numerical value of lock onto target CAR1 in preset time model
Whether lock value is consistently greater than in enclosing.
In 5th period, the secondary numerical value that ANT1 reads CAR1 is 0, and the secondary numerical value for reading CAR2 is 130；ANT2
The secondary numerical value for reading CAR1 is 130, and the secondary numerical value for reading CAR2 is 0.Through analyzing, the lock onto target CAR2 of ANT1 at this time
Secondary numerical value is still greater than lock value in preset time range；The secondary numerical value of the lock onto target CAR1 of ANT2 is in preset time range
It is still greater than lock value.Due to determining CAR2 as the locking mesh with ANT1 in continuous 3 periods of third, the 4th and the 5th
Mark, thus determine the corresponding stoppage of vehicle of CAR2 at the identification equipment corresponding to ANT1.
In 6th period, the secondary numerical value that ANT1 reads CAR1 is 0, and the secondary numerical value for reading CAR2 is 130；ANT2
The secondary numerical value for reading CAR1 is 130, and the secondary numerical value for reading CAR2 is 0.Through analyzing, the lock onto target CAR2 of ANT1 at this time
Secondary numerical value is still greater than lock value in preset time range；The secondary numerical value of the lock onto target CAR1 of ANT2 is in preset time range
It is still greater than lock value.Due to determining CAR1 as the locking mesh with ANT2 in the four, the 5th and the 6th continuous 3 periods
Mark, thus determine the corresponding stoppage of vehicle of CAR1 at the identification equipment corresponding to ANT2.
Below to the present invention is based on the vehicle identification systems of UHF RFID to be illustrated.
Electronic tag on each vehicle；
Multiple identification equipment in place are fixed in distribution, and each identification equipment is equipped with and the matched reading of the electronic tag
Take device；
The reader includes reading unit, for reading the electronic tag on vehicle and forming corresponding reading times
Value；
The computing unit connecting with the reading unit is selected for being formed by reading times value from each reader
At first greater than the electronic tag of lock value as lock onto target corresponding with the reader；
The judging unit connecting with the computing unit is read for obtaining the corresponding reader of the lock onto target in real time
It is described to judge whether the secondary numerical value of the lock onto target is consistently greater than in preset time range for the secondary numerical value of the lock onto target arrived
Lock value, if so, determine the corresponding stoppage of vehicle of the lock onto target at the corresponding identification equipment of the reader, if
No, then the computing unit is that reader selects corresponding lock onto target again.
When the computing unit is that reader selects corresponding lock onto target again, the judging unit is judged whether there is separately
The secondary numerical value of one electronic tag is greater than lock value；
When the judgment result is yes, then the computing unit select time maximum electronic tag of numerical value as with the reading
The corresponding lock onto target of device；
When the judgment result is no, then the judging unit still determines the corresponding stoppage of vehicle of the lock onto target in described
At the corresponding identification equipment of reader, until the secondary numerical value of the lock onto target is less than gate valve value.
The reading unit within the period of setting for reading the electronic tag on vehicle and forming corresponding reading
Secondary numerical value.
The computing unit is used to obtain the secondary numerical value for the different electronic tags that all readers are read；
The computing unit is also used to corresponding reader match the maximum value of the secondary numerical value of the electronic tag one by one
It stores over the ground, then chooses maximum value and the size compared with lock value in all secondary numerical value that each reader is read.
The present invention has been described in detail with reference to the accompanying drawings, those skilled in the art can be according to upper
It states and bright many variations example is made to the present invention.Thus, certain details in embodiment should not constitute limitation of the invention, this
Invention will be using the range that the appended claims define as protection scope of the present invention.
Claims (8)
1. a kind of vehicle identification method based on UHF RFID, which comprises the following steps:
In one electronic tag of setting on each vehicle；
Multiple identification equipment are fixed in being distributed in place, it is matched with the electronic tag in one is arranged in each identification equipment
Reader；
The electronic tag on vehicle is read using the reader and forms corresponding reading times value；
Be formed by from each reader selected in reading times value at first greater than lock value electronic tag as with the reading
Take the corresponding lock onto target of device；
The secondary numerical value for obtaining the lock onto target that the corresponding reader of the lock onto target is read in real time, judges the lock onto target
Secondary numerical value in preset time range whether be consistently greater than the lock value, if so, determining that the lock onto target is corresponding
Stoppage of vehicle is at the corresponding identification equipment of the reader, if it is not, then selecting corresponding lock onto target again for reader.
2. the vehicle identification method as described in claim 1 based on UHF RFID, which is characterized in that described be reader again
Select corresponding lock onto target the following steps are included:
The secondary numerical value for judging whether there is another electronic tag in preset time range is greater than lock value；
If so, selecting time maximum electronic tag of numerical value as lock onto target corresponding with the reader；
If it is not, then will be described at first greater than the electronic tag of lock value as lock onto target corresponding with the reader,
And further judge whether the secondary numerical value of the lock onto target in preset time range is less than gate valve value, if so, determining institute
Stating does not have stoppage of vehicle at reader, if it is not, then determining that the corresponding stoppage of vehicle of the lock onto target is corresponding in the reader
Identification equipment at.
3. the vehicle identification method as described in claim 1 based on UHF RFID, which is characterized in that described to utilize the reading
Device read vehicle on electronic tag and form corresponding reading times value the following steps are included:
A period is set, read the electronic tag on vehicle within the period of setting using the reader and forms correspondence
Reading times value.
4. the vehicle identification method as claimed in claim 1 or 3 based on UHF RFID, which is characterized in that described from each reading
It takes device to be formed by be selected in reading times value at first greater than the electronic tag of lock value as corresponding with the reader
Lock onto target the following steps are included:
Obtain the secondary numerical value for the different electronic tags that all readers are read；
The maximum value of the secondary numerical value of the electronic tag is matingly stored one by one with corresponding reader, then in each reading
Maximum value and the size compared with lock value are chosen in all secondary numerical value for taking device to read.
5. a kind of vehicle identification system based on UHF RFID characterized by comprising
Electronic tag on each vehicle；
Multiple identification equipment in place are fixed in distribution, and each identification equipment is equipped with and the matched reading of the electronic tag
Device；
The reader includes reading unit, for reading the electronic tag on vehicle and forming corresponding reading times value；
The computing unit connecting with the reading unit is selected at first for being formed by reading times value from each reader
Greater than the electronic tag of lock value as lock onto target corresponding with the reader；
The judging unit connecting with the computing unit is read for obtaining the corresponding reader of the lock onto target in real time
The secondary numerical value of lock onto target, judges whether the secondary numerical value of the lock onto target is consistently greater than the locking in preset time range
Value, if so, the corresponding stoppage of vehicle of the lock onto target is determined at the corresponding identification equipment of the reader, if it is not, then
The computing unit is that reader selects corresponding lock onto target again.
6. the vehicle identification system as described in claim 1 based on UHF RFID, which is characterized in that
When the computing unit is that reader selects corresponding lock onto target again, the judging unit judges whether there is another electricity
The secondary numerical value of subtab is greater than lock value；
When the judgment result is yes, then the computing unit select time maximum electronic tag of numerical value as with the reader phase
Corresponding lock onto target；
When the judgment result is no, then the judging unit still determines the corresponding stoppage of vehicle of the lock onto target in the reading
At the corresponding identification equipment of device, and further judge whether the secondary numerical value of the lock onto target in preset time range is less than door
Threshold values, if so, determining do not have stoppage of vehicle at the reader, if it is not, then determining that the corresponding vehicle of the lock onto target stops
It stays at the corresponding identification equipment of the reader.
7. the vehicle identification system as described in claim 1 based on UHF RFID, which is characterized in that
The reading unit within the period of setting for reading the electronic tag on vehicle and forming corresponding reading times
Value.
8. the vehicle identification system as claimed in claim 1 or 7 based on UHF RFID, which is characterized in that the computing unit
For obtaining the secondary numerical value for the different electronic tags that all readers are read；
The computing unit is also used to the maximum value of the secondary numerical value of the electronic tag and corresponding reader one by one matingly
It stores, then chooses maximum value and the size compared with lock value in all secondary numerical value that each reader is read.
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| CN201910695083.3A CN110516764A (en) | 2019-07-30 | 2019-07-30 | Vehicle identification method and its system based on UHF RFID |
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| CN201910695083.3A CN110516764A (en) | 2019-07-30 | 2019-07-30 | Vehicle identification method and its system based on UHF RFID |
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Cited By (1)
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