CN114239766A - Airport off-duty turntable luggage monitoring method based on RFID and visual identification - Google Patents
Airport off-duty turntable luggage monitoring method based on RFID and visual identification Download PDFInfo
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- 238000012545 processing Methods 0.000 claims description 26
- 230000010365 information processing Effects 0.000 claims description 20
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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
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- G—PHYSICS
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Abstract
The invention discloses an airport off duty turntable luggage monitoring method based on RFID and visual identification, which is characterized in that information of RFID labels on luggage articles on the airport off duty turntable is collected in real time based on an ultrahigh frequency RFID mode; comparing and analyzing the passenger luggage tag information acquired in real time with preset passenger luggage tag information, and displaying corresponding luggage article information in real time according to a comparison and analysis result; simultaneously, collecting the video data of the luggage articles on the airport off-duty turntable in real time, and judging the information of the luggage articles in the video based on a visual AR algorithm so as to determine whether the luggage articles are taken away from the airport off-duty turntable or not; and no information about the baggage item determined to be removed is displayed. According to the scheme provided by the invention, the visual AR algorithm and the ultrahigh frequency RFID technology are organically combined, so that the method can be effectively applied to the use environment of the airport off-duty turntable luggage conveyer belt, the luggage articles can be monitored in real time, and the matching is accurate.
Description
Technical Field
The invention relates to the technical field of baggage item monitoring, in particular to a monitoring technology for airport off-duty turntable baggage.
Background
To address the new challenges that passenger baggage presents to airport conveyor system throughput, uhf RFID readers are being used by more and more airports in automated baggage sorting systems. The traditional method uses bar codes to carry out matched sorting on the luggage, consumes a large amount of manpower and material resources, even possibly causes serious delay of flights, and has completely unreasonable resource utilization rate.
The RFID technology is widely considered as one of the most potential technologies in the 21 st century, and is a new technology which causes the change of the field of automatic identification after the bar code technology. The system has the advantages of non-line-of-sight, long distance, low requirement on the directivity, and quick and accurate wireless communication capability, and is increasingly focused on an automatic baggage sorting system in an airport. Finally, in 10 months 2005, IATA (international air transport association) agreed upon resolution, UHF (ultra high frequency) RFID strapped tags as the only standard for air baggage tags.
Aiming at the existing airport luggage extraction position, luggage objects are basically conveyed to an airport off-duty turntable after being sorted, and then are searched and picked by passengers. In the process, passengers need to continuously pay attention to whether the luggage boxes reach, so that the efficiency is low and errors are easy to occur.
Therefore, the technical problem to be solved in the field is how to improve the identification and monitoring precision of the passenger luggage and improve the efficiency of luggage circulation.
Disclosure of Invention
The invention aims to provide an airport off-duty turntable luggage monitoring method based on RFID and visual identification, which is used for monitoring airport off-duty turntable luggage based on ultrahigh frequency RFID and a visual AR algorithm, realizing accurate monitoring of luggage articles, accurately judging article states and effectively overcoming the problems in the prior art.
In order to achieve the above object, the airport off duty turntable luggage monitoring method based on RFID and visual identification provided by the invention comprises the following steps:
acquiring information of RFID tags on luggage articles on an airport off-duty turntable in real time based on an ultrahigh frequency RFID mode;
comparing and analyzing the passenger luggage tag information acquired in real time with preset passenger luggage tag information, and displaying corresponding luggage article information in real time according to a comparison and analysis result;
simultaneously, collecting the video data of the luggage articles on the airport off-duty turntable in real time, and judging the information of the luggage articles in the video based on a visual AR algorithm so as to determine whether the luggage articles are taken away from the airport off-duty turntable or not; and no information about the baggage item determined to be removed is displayed.
Furthermore, the monitoring method collects the video data of the corresponding luggage items after the collection of the RFID label information is completed.
Further, the monitoring method collects video data of corresponding baggage items in different multiple areas.
Furthermore, the monitoring method adopts the cooperation of a passenger information acquisition module and an information processing module to complete the acquisition and processing of the information of the RFID tags on the luggage items, the passenger information acquisition module is distributed and arranged relative to the airport off-duty turntable and acquires the information of the RFID tags on the luggage items on the airport off-duty turntable in real time based on an ultrahigh frequency RFID mode; the information processing module is in communication connection with the passenger information acquisition module and the remote server and is used for processing the label information acquired by the passenger information acquisition module in real time.
Furthermore, the monitoring method adopts the combination of a monitoring module and an information processing module to complete the collection and analysis processing of the video data of the luggage articles, the monitoring module shoots the videos of the luggage articles collected by the passenger information collection module in real time, the information processing module is in communication connection with the monitoring module, the information of the luggage articles in the videos collected by the monitoring module is judged based on a visual AR algorithm, and whether the luggage articles are taken away from the airport off duty turntable or not is determined.
Furthermore, the monitoring modules are distributed at the exit position of the passenger information acquisition module corresponding to the acquisition area and the luggage article extraction position of the airport off-duty turntable.
Furthermore, the monitoring method completes the real-time display of the information of the luggage items by combining the luggage information real-time display module with the information processing module.
Furthermore, the luggage information real-time display module in the monitoring method adopts one or more modes of large-screen rolling display and audible and visual alarm display.
The invention provides a luggage monitoring scheme of an airport off-duty turntable, which is particularly suitable for a luggage conveyer belt of the airport off-duty turntable, collects luggage article information in a mode of combining an ultrahigh frequency RFID technology and a visual AR algorithm, further judges the state of the luggage articles, and has accurate judgment and definite positioning.
The invention provides a luggage monitoring scheme of an airport off-duty turntable, which is not influenced by the running speed of the airport off-duty turntable and the shape and size of luggage articles in specific implementation.
The airport off-duty turntable luggage monitoring scheme provided by the invention can be used for carrying out real-time and efficient label data acquisition and video analysis, so that the real-time presentation of a processing result is ensured, no time delay is caused, and the efficiency and the precision are high.
Drawings
The invention is further described below in conjunction with the appended drawings and the detailed description.
FIG. 1 is a diagram of an example of a panoramic application of a baggage monitoring method based on RFID and visual recognition for an airport off-duty turntable in the present invention;
FIG. 2 is a diagram of an example of a side view application of the airport off duty carousel baggage monitoring method based on RFID and visual identification according to the present invention;
fig. 3 is a schematic diagram of the system efficacy of the airport off duty carousel baggage monitoring method based on RFID and visual identification in the present invention.
The reference numbers in the figures mean:
the RFID gateway 100 for collecting RFID information, an RFID antenna 101, a portal 102, an RFID reader-writer 103, a monitoring camera 300, a luggage information real-time display screen 200, a central processing unit 400, luggage articles 500 and an airport off-duty turntable 600.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
The invention innovatively realizes the identification and monitoring of luggage items on the airport off-duty turntable based on UHF (ultra high frequency) RFID and visual AR algorithm technology so as to monitor the state of each luggage item and judge whether the corresponding luggage item is separated from the airport off-duty turntable and taken away, thereby realizing the accurate monitoring of the luggage items and accurately judging the state of the luggage items.
Therefore, the invention provides an airport off duty turntable luggage monitoring method based on ultrahigh frequency RFID and a visual AR algorithm, and the monitoring method is used for collecting information of RFID labels on luggage articles on the airport off duty turntable in real time based on an ultrahigh frequency RFID mode when the luggage articles are accurately monitored;
then, comparing and analyzing the passenger luggage tag information acquired in real time with preset passenger luggage tag information, and displaying corresponding luggage article information in real time according to the comparison and analysis result;
meanwhile, the video data of the luggage articles on the airport off-duty turntable is collected in real time, and the information of the luggage articles in the video is judged based on a visual AR algorithm so as to determine whether the luggage articles are taken away from the airport off-duty turntable or not; and no information about the baggage item determined to be removed is displayed.
During specific implementation, the monitoring scheme preferably adopts the cooperation of the passenger information acquisition module and the information processing module to complete the acquisition and processing of the RFID label information on the luggage articles.
The passenger information acquisition modules are distributed and arranged relative to the airport off-duty turntable and acquire information of RFID labels on luggage articles on the airport off-duty turntable in real time based on an ultrahigh frequency RFID mode; the information processing module is in communication connection with the passenger information acquisition module and the remote server and is used for processing the label information acquired by the passenger information acquisition module in real time.
In cooperation with the monitoring module, the monitoring module is preferably combined with the information processing module to complete the collection, analysis and processing of the video data of the luggage.
The monitoring module shoots the luggage item videos which are acquired by the passenger information acquisition module in real time, the information processing module is in communication connection with the monitoring module, the luggage item information in the videos acquired by the monitoring module is judged based on the visual AR algorithm, and whether the luggage items are separated from an airport and taken away from a duty turntable is determined.
Meanwhile, the monitoring scheme adopts a luggage information real-time display module to display the collected luggage article information in real time.
The luggage information real-time display module is in communication connection with the monitoring module, and can display the collected luggage information in real time in a plurality of modes such as large-screen rolling display, audible and visual alarm display and the like.
According to the arrangement, the monitoring scheme realizes accurate monitoring of luggage articles on the airport off-duty turntable in the following mode.
Firstly, a passenger information acquisition module acquires label information on a luggage article by using an RFID acquisition device and sends the information to an information processing module;
the information processing module compares and analyzes the passenger luggage tag information received in real time with preset passenger luggage tag information, transmits corresponding luggage article information to the luggage information real-time display module in real time according to the comparison and analysis result, and displays the luggage information in real time in a rolling manner through the luggage information real-time display module;
meanwhile, the monitoring module shoots the videos of the luggage articles which pass through the passenger information acquisition module in real time; and the information processing module judges the luggage article information in the video based on a visual AR algorithm so as to determine whether the luggage article is extracted from the airport off-duty turntable:
if the luggage item is taken away, the information processing module immediately processes the information of the luggage item to ensure that the real-time luggage information display module does not display the information of the luggage item any more;
if the luggage item is not taken away, the information processing module controls the luggage information real-time display module to continuously display the corresponding luggage item information.
The ultrahigh frequency RFID technology and the visual AR algorithm are organically combined, so that the luggage objects can be accurately monitored in real time, and the whole scheme is not influenced by the operation speed of an airport off-duty turntable and the shape and size of the luggage objects when being implemented; meanwhile, the scheme can realize real-time video analysis and processing, and ensures that the result is presented in real time without time delay.
The implementation process of the airport off duty turntable luggage monitoring method based on the ultrahigh frequency RFID and the visual AR algorithm is described by specific application examples.
Referring to fig. 1 and fig. 2, in this example, a set of airport off-duty turntable baggage monitoring system based on the ultra-high frequency RFID and the visual AR algorithm is constructed to realize accurate and real-time monitoring of baggage items.
As can be seen from the figure, the monitoring system mainly includes four parts, namely, an RFID gateway 100, a baggage information real-time display 200, a monitoring camera 300 and a central processor 400.
The RFID gateway 100 may be configured by selecting an acquisition mode such as an RFID gateway and an RFID access control.
In this example, the form of the RFID tunnel machine 100 is preferred to constitute the passenger information collecting module, the RFID tunnel machine 100 is erected on the airport off-duty turntable 600 in the form of a portal frame, and an RFID collecting area is formed between the RFID tunnel machine 100 and the airport off-duty turntable 600, so that the baggage item 500 on the airport off-duty turntable 600 can pass through the RFID tunnel machine 100 in sequence under the driving of the airport off-duty turntable 600, and the RFID tunnel machine 100 collects corresponding RFID tag information.
Specifically, the passenger information collecting aisle machine 100 in this example includes 1 portal 102, 1 RFID reader/writer 103, and 4 RFID antennas 101.
The gantry 102 is erected on the airport off-duty turntable 600, and forms a main body of the passenger information acquisition channel machine 100. The specific structure of the gantry 102 is not limited herein and may be determined according to actual requirements.
The 4 RFID antennas 101 are divided into two groups, and each two groups of two antennas are respectively and symmetrically distributed on two sides of the portal 102 in the RFID passage machine 100, so that an identification area is formed inside the RFID passage machine 100 and can cover the whole area, located below the RFID passage machine 100, of the airport off-duty turntable 600, and the information of the RFID tags on the luggage articles 500 passing through the RFID passage machine 100 can be efficiently identified.
The RFID reader/writer 103 is provided on the gantry 102, and performs data connection with 4 RFID antennas 101 on the gantry 102. Meanwhile, the RFID reader 103 is in communication connection with the cpu 400 through wireless transmission.
The RFID reader/writer 103 can realize UHF (ultra high frequency) RFID identification by being matched with 4 RFID antennas 101. The specific structure of the RFID reader 103 will not be described herein, and may be determined according to actual requirements.
In this example, the monitoring camera 300 is used to form a corresponding monitoring module. In this example, two sets of monitoring cameras 300 are distributed in a plurality of areas.
Preferably, in this example, one group of monitoring cameras 300 is arranged at the exit of the RFID gateway 100, and the other group of monitoring cameras 300 is arranged in the baggage pickup area of the airport off-duty turntable 600 through corresponding fixing posts, so as to ensure that the video shooting can completely grab the information of the baggage item.
The two monitoring cameras 300 are respectively in communication connection with the central processing unit 400 in a wireless transmission manner, so as to transmit the collected video data of the luggage items to the central processing unit 400 in real time.
In this example, the central processing unit 400 is used to form a corresponding information processing module, and the central processing unit 400 is disposed in the airport off duty turntable 600, obtains a corresponding working power supply from the airport off duty turntable 600, and is in communication connection with the background control server to obtain other operation data as the analysis data.
Meanwhile, the airport off-duty turntable 600 arranged in this way does not occupy redundant space, and is convenient for subsequent maintenance and upgrading.
The real-time baggage information display module 200 of the present system is a real-time baggage information display screen, which preferably corresponds to the distribution of the baggage pickup area of the airport departure carousel 600, in the middle area of the airport departure carousel 600, thus occupying no additional space.
The airport off-duty turntable luggage monitoring system based on the ultrahigh frequency RFID and the visual AR algorithm is formed by combining the RFID channel machine 100 and the central processing unit 400 to judge whether the label luggage item information acquired by the RFID acquisition equipment is consistent with the RFID label information preset by the central processing unit 400, and the luggage items are determined to be acquired.
The monitoring camera 300, the luggage information real-time display screen 200 and the central processing unit 400 are combined together, and the central processing unit 400 judges whether the luggage articles are taken away or not based on the visual AR algorithm and displays the luggage articles in real time through the luggage information real-time display screen 200.
Specifically, the RFID access machine 100 in the airport off-duty turntable baggage monitoring system collects baggage item tag information and sends the information to the central processor 400.
The central processor 400 compares the passenger baggage tag information received in real time with the preset passenger baggage tag information and transmits the baggage information to the real-time baggage information display screen 200 in real time, and the real-time baggage information display screen 200 displays the baggage information in real time in a rolling manner.
The monitoring camera 300 in the system shoots the luggage item video which passes through the RFID channel machine 100 in real time, the central processing unit 400 judges the luggage item information in the video based on the visual AR algorithm, and if the luggage item is taken away, the central processing unit 400 processes the luggage item information by using the visual AR algorithm to ensure that the luggage information real-time display screen 200 does not display the luggage item information any more.
The system is applied to an airport luggage off-duty turntable conveyor belt, as shown in a scene of fig. 1, a passenger information acquisition module (namely an RFID channel machine 100) is installed at the outlet of the airport off-duty luggage turntable, an RFID reader-writer 103 is installed in the RFID channel machine 100, the specific position can be adjusted according to the field use environment and the acquisition form, hard limitation is not required, RFID antennas 101 are installed at two sides in the RFID channel machine 100, and the specific position can be adjusted according to the field use environment and the acquisition form.
The surveillance camera 300 in the system is installed in two areas, one part is installed at the outlet position of the RFID channel machine 100, the other part is installed at the luggage extraction area, the specific installation position can be adjusted according to the practical application environment, and the premise is that the surveillance camera 300 can shoot luggage objects 500 on the airport off-duty turntable 600 without dead angles in 360 degrees. Meanwhile, the specific installation position of the cpu 400 in the system can also be adjusted according to the actual application environment.
Referring to fig. 3, it shows a baggage monitoring system of an airport off-duty turntable, which is a process for accurately monitoring baggage items on the airport off-duty turntable and accurately determining the status of the items.
The following describes a process of monitoring baggage items based on the airport departure turnplate baggage monitoring system with reference to fig. 1 and 3.
As baggage items 500 are continually transported onto the conveyor belt, they are sequentially passed through the RFID lane machine 100.
The RFID antennas 101 on two sides inside the RFID passage machine 100 read the information of the passenger tag of the baggage item and transmit the information to the RFID reader/writer 103, and the RFID reader/writer 103 uploads the data of the baggage item to the central processing unit 400.
The central processing unit 400 analyzes and processes the data, and finally transmits the data to the real-time luggage information display screen 200, and the real-time luggage information display screen 200 displays the information of the luggage items in a rolling manner according to the front and back order of the luggage items.
Then, when the baggage item exits from the RFID gateway 100, the baggage item is immediately monitored by the monitoring camera 300 in real time, and the captured video is uploaded to the central processing unit 400 for data analysis and processing.
The central processor 400 analyzes the video data based on the visual AR algorithm, if the luggage item is taken away, the central processor 400 analyzes the video information and deletes the luggage item information, meanwhile, the information of the luggage item on the luggage information real-time display screen 200 disappears immediately, and the information of other luggage items which are not taken away is still displayed on the luggage information large screen display 200 in a rolling manner.
According to the embodiment, the scheme provided by the invention adopts the organic combination of the visual AR algorithm and the ultrahigh frequency RFID technology, can be effectively applied to the use environment of the airport off-duty turntable luggage conveyer belt, realizes real-time monitoring on luggage articles, and is accurate in matching.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. Airport off duty carousel luggage monitoring method based on RFID and visual identification, characterized by comprising:
acquiring information of RFID tags on luggage articles on an airport off-duty turntable in real time based on an ultrahigh frequency RFID mode;
comparing and analyzing the passenger luggage tag information acquired in real time with preset passenger luggage tag information, and displaying corresponding luggage article information in real time according to a comparison and analysis result;
simultaneously, collecting the video data of the luggage articles on the airport off-duty turntable in real time, and judging the information of the luggage articles in the video based on a visual AR algorithm so as to determine whether the luggage articles are taken away from the airport off-duty turntable or not; and no information about the baggage item determined to be removed is displayed.
2. The airport off duty carousel baggage monitoring method of claim 1, wherein said monitoring method further collects corresponding baggage item video data after completing the collection of RFID tag information.
3. The airport off duty carousel baggage monitoring method of claim 1, wherein said monitoring method collects corresponding baggage item video data in different multiple regions.
4. The airport off duty turntable luggage monitoring method according to claim 1, wherein the monitoring method adopts a passenger information acquisition module and an information processing module to cooperate to complete the acquisition and processing of RFID tag information on luggage items, the passenger information acquisition module is distributed and arranged relative to the airport off duty turntable and acquires the information of RFID tags on luggage items on the airport off duty turntable in real time based on an ultrahigh frequency RFID mode; the information processing module is in communication connection with the passenger information acquisition module and the remote server and is used for processing the label information acquired by the passenger information acquisition module in real time.
5. The airport off duty turntable luggage monitoring method of claim 4, wherein the monitoring method adopts a combination of a monitoring module and an information processing module to complete the collection and analysis processing of video data of luggage items, the monitoring module shoots the video of luggage items collected by a passenger information collection module in real time, the information processing module is in communication connection with the monitoring module, and judges the information of luggage items in the video collected by the monitoring module based on a visual AR algorithm to determine whether the luggage items are taken away from the airport off duty turntable.
6. The method for monitoring baggage on an airport departure carousel according to claim 5, wherein said monitoring modules are distributed at the exit positions of the passenger information collection module corresponding to the collection area and at the baggage item pickup position of the airport departure carousel.
7. The airport off duty carousel baggage monitoring method of claim 4, wherein the monitoring method accomplishes the real-time display of baggage item information by a combination of a baggage information real-time display module and an information processing module.
8. The airport off duty carousel baggage monitoring method of claim 7, wherein the real-time baggage information display module in the monitoring method adopts one or more of large screen rolling display and audible and visual alarm display.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2024065884A1 (en) * | 2022-09-26 | 2024-04-04 | 广州市弘宇科技有限公司 | Luggage visual tracking display method and apparatus |
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