CN108133245A - The asset management system and method - Google Patents
The asset management system and method Download PDFInfo
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- CN108133245A CN108133245A CN201711478448.4A CN201711478448A CN108133245A CN 108133245 A CN108133245 A CN 108133245A CN 201711478448 A CN201711478448 A CN 201711478448A CN 108133245 A CN108133245 A CN 108133245A
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- 238000000034 method Methods 0.000 title claims description 11
- 230000004044 response Effects 0.000 claims abstract description 119
- 238000007726 management method Methods 0.000 claims description 60
- 238000003860 storage Methods 0.000 claims description 24
- 238000003384 imaging method Methods 0.000 claims description 15
- 238000012937 correction Methods 0.000 claims description 13
- 238000004590 computer program Methods 0.000 claims description 6
- 230000015654 memory Effects 0.000 claims description 6
- 230000005055 memory storage Effects 0.000 claims 1
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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 provisions for transferring data to distant stations, e.g. from a sensing device
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Abstract
The present invention relates to a kind of asset management system (100), including asset equipment image collecting device (110), including telecentric lens (114), wherein, the asset equipment image collecting device (110) is configured to ignore difference image via the area-of-interest of the telecentric lens (114) acquisition asset equipment (200), wherein, the Quick Response Code for having asset equipment information is marked on the area-of-interest of the asset equipment (200)；And asset equipment information recognition device (120), for ignoring difference image based on what is acquired and identifying the asset equipment information of the asset equipment (200).The asset management system using the present invention realizes the automatic management of asset equipment, improves production efficiency.
Description
Technical field
The invention belongs to asset management technical fields, and in particular to a kind of view-based access control model identification carries out plant asset management
System and method.
Background technology
Equipment is the important substance technical foundation of business organization's production, is one of important elements for forming productivity, is raw
Production enterprise depends on for existence and development the basic of growth.Upgrade with the continuous improvement of semiconductor assembly and test technology, seal measurement equipment
Conversion of the asset equipment of the increase of ability and complexity, such as accessory in the daily production of enterprise is more frequent, and serious
Influence production efficiency.Plant asset management is the management to plant life cycle overall process, including selection equipment, proper use of
The management work of equipment, maintenance and repair equipment and the equipment overall process that renovates.Existing plant asset management is set in assets
When standby storage and/or Delivery, it is limited to the size of asset equipment and the industrial environment of complexity, it is still desirable to administrator
Equipment part to be put in storage manually is put into the designated position in warehouse, and administrator's manual identified in warehouse is needed to treat outbound
Equipment part.The operating type of this manual identified equipment part takes and easily malfunctions, so as to seriously reduce production effect
Rate.
Telecentric lens (telecentric lens) are mainly corrected traditional industry camera lens parallax and are designed, it can
With in certain object distance range, so as to get image magnification multiplying power will not change.The purpose of design of telecentric lens be exactly in order to
It eliminates since testee (or CCD chip) is inconsistent from the distance of distance of camera lens, causes enlargement ratio different.However, by
In the size of telecentric lens is big, weight weight and of high cost, therefore generally use telecentric lens cooperation software carries out accurate measurement.
Invention content
In view of the above problems, the present invention provides the system and method that a kind of view-based access control model identification carries out plant asset management,
Make it possible to automatic identification asset equipment and carry out asset management, so as to avoid inefficiency caused by manual identified equipment, hold
The problem of error-prone.
According to one embodiment of present invention, a kind of asset management system is provided, including asset equipment image collector
It puts and includes telecentric lens with asset equipment information recognition device, the asset equipment image collecting device and be configured to via institute
That states the area-of-interest of telecentric lens acquisition asset equipment ignores difference image, wherein, it is emerging in the sense of the asset equipment
Label has the Quick Response Code of asset equipment information on interesting region, and the asset equipment information recognition device is used for based on institute
Acquisition ignores difference image to identify the asset equipment information of the asset equipment.
By the above-mentioned design of the present invention, acquire Quick Response Code in asset equipment using telecentric lens ignores difference image,
So as to even if Quick Response Code and lens imaging plane are not parallel, can also obtain the clear image of Quick Response Code, thus the asset management
System can automatically identify asset equipment information and help to realize the automatic storage outbound of asset equipment, thus improve
Plant asset management efficiency avoids the waste of human resources.
In another embodiment of the present invention, the asset equipment information recognition device preferably includes Quick Response Code identification
Unit and Quick Response Code resolution unit.The Quick Response Code recognition unit is used to identify described two in difference image from ignoring of being acquired
Tie up code.The Quick Response Code resolution unit is used to parse the Quick Response Code identified the assets to obtain the asset equipment
Facility information.
In another embodiment of the present invention, the asset equipment information recognition device preferably further includes characteristic parameter
Dispensing unit, for the characteristic parameter for image procossing of the asset equipment information recognition device, the feature ginseng to be configured
Number includes at least identification feature parameter and unit character parameter.The Quick Response Code recognition unit is configured to based on the spy being configured
Sign parameter come from it is described ignore the Quick Response Code is identified in difference image.In the context of the present invention, the identification feature packet
Include for from it is described ignore the parameter of the Quick Response Code is identified in difference image, and the unit character is included for described two
Tie up the parameter of the image recording symbol of code.Compared with characteristic parameter is not configured, the present invention can greatly reduce figure
As decoding time, and then considerably improve the recognition speed of Quick Response Code.
In another embodiment of the present invention, the asset equipment information recognition device preferably further includes tilt correction
Unit, for when the Quick Response Code identified is more than predetermined threshold relative to the inclination angle of imaging plane, being identified to described
Quick Response Code carry out tilt correction.Conventional two-dimensional code scanning, user can adjust the orientation of hand-held image collecting device at any time,
To adjust the angle between lens imaging plane and Quick Response Code, so as to which the information of Quick Response Code be facilitated to identify.But from cardon
In the case of as acquisition, it is desirable to be avoided as much as the orientation of adjustment camera lens.Therefore, in the two dimension in ignoring difference image acquired
The orientation of code is probably inclined relative to the imaging plane of camera lens.This identifies the information for hindering Quick Response Code.Even if two
Not in the same plane, telecentric lens can also get a distinct image dimension code.But when Quick Response Code is relative to the inclination of imaging plane
Angle be more than predetermined angular when, the asset equipment information recognition device will be unable to from it is described ignore Quick Response Code is identified in difference image
Comprising asset equipment information.In this case, Tilt-correction unit of the invention be provided with to it is described identify two
It ties up code and carries out tilt correction so that the asset equipment information recognition device can be identified from the image in 2 D code being corrected
Asset equipment information.
In another embodiment of the present invention, the asset equipment information recognition device preferably further includes information completion
Unit, for carrying out 2 D code information completion to the Quick Response Code identified.It, may be due to transport in practical industrial production
Using etc. reasons polluted in asset equipment print or paste Quick Response Code.Thus, the partial information of Quick Response Code will lose.
In addition, even if Quick Response Code is not contaminated, if relative to imaging plane being to incline in the Quick Response Code of ignoring in difference image acquired
Oblique, then the Quick Response Code in described image may also block and lost part information due to tilting.Therefore, local message is lost
The Quick Response Code of mistake carries out 2 D code information completion, is conducive to the identification of asset equipment information.
In another embodiment of the present invention, it is single preferably to further include filtering for the asset equipment information recognition device
Member, for carrying out edge filter to the Quick Response Code identified.For example, median filter may be used to institute in the filter unit
The Quick Response Code identified preferably carries out edge filter, to reduce noise, so as to improve two to the Quick Response Code through information completion
Tie up the accuracy of code information parsing.As described above, it is considered that it needs to carry out information completion, therefore not to the Quick Response Code of defect information
It can ignore difference image to collected and be filtered operation first.Otherwise, it will reduce the accuracy of 2 D code information completion.
In another embodiment of the present invention, the asset management system preferably further includes asset equipment storage outbound
Subsystem is managed, the asset equipment is put in storage out library management subsystem and is configured to be carried out based on the asset equipment information obtained
The storage of the asset equipment and/or go out library management.In this way, the present invention provides asset equipment storage and/or outbound it is automatic
Change job management, so as to substantially increase production efficiency, while also avoid human error.
According to another aspect of the invention, a kind of assets management method is provided, including：At least via telecentric lens, obtain
Take the area-of-interest of asset equipment ignores difference image, wherein, it is marked on the area-of-interest of the asset equipment
There is the Quick Response Code including at least asset equipment information；And ignore difference image based on acquired and identify the asset equipment
Asset equipment information.
According to another aspect of the invention, a kind of computer readable storage medium for being stored with computer program is provided,
The computer program includes program code unit, and said program code unit is used to that institute ought to be performed on a computer or a processor
It states the seasonal computer of computer program or the processor performs method described in the last period.
According to another aspect of the invention, a kind of computing device is provided, including one or more processors and storage
Device.The memory store instruction, when described instruction is performed by one or more of processors, described instruction causes described
One or more processors perform the method described in the last period.
With reference to the explanation that attached drawing carries out, other objects of the present invention and effect will become apparent and more
Add and should be readily appreciated that.
Description of the drawings
The present invention is more specifically introduced and explained below in conjunction with embodiment and with reference to attached drawing, in the accompanying drawings：
Fig. 1 is the block diagram of the asset management system according to the present invention；
Fig. 2 shows the asset equipment image collecting devices of the asset management system according to an embodiment of the invention
Schematic diagram；
Fig. 3 shows the asset equipment information recognition device of the asset management system according to an embodiment of the invention
Block diagram；
Fig. 4 shows the picture comprising Quick Response Code of asset equipment according to an embodiment of the invention and by assets
Facility information identification device identifies the image of 2 D code information；And
Fig. 5 shows the chart according to an embodiment of the invention that decoding time is reduced by parameter setting；
Fig. 6 is the flow chart of assets management method according to the present invention；With
Fig. 7 shows the block diagram of the computing device according to the present invention for being used to identify 2 D code information.
Reference numeral identical in the accompanying drawings represents similar or corresponding feature and/or function.
Reference numerals list：
100 asset management systems
110 asset equipment image collecting devices
112 cameras
114 telecentric lens
116 light sources
120 asset equipment information recognition devices
121 Quick Response Code recognition units
122 characteristic parameter dispensing units
123 Quick Response Code resolution units
124 Tilt-correction units
125 information completion units
126 filter units
130 asset equipments are put in storage out library management subsystem
200 asset equipments
600 assets management methods
Difference image is ignored in 610 acquisitions
620 registration features parameters
630 identification Quick Response Codes
640 tilt corrections
650 2 D code information completions
660 edge filters
670 parsing asset equipment information
700 computing devices
702 processors
704 memories
Specific embodiment
With the progress of information technology, the asset equipment of enterprise also begins to carry out information-based registration, for example, assets will be included
The Quick Response Code printing of facility information is pasted onto in asset equipment, to facilitate subsequently into Mobile state tracking, feedback and retrospect.Specifically
Ground, staff then can scan the Quick Response Code in asset equipment to obtain by the hand-held image collecting device of such as mobile phone
The relevant informations such as number, title or the model of the asset equipment.During scanning the two-dimensional code and carrying out image identification usually
Staff is needed constantly to adjust the angle and distance between hand-held image collecting device and Quick Response Code, so as to image processing software
Quick Response Code can be identified from the image acquired in real time.However, the storage of asset equipment and/or go out library management still use storehouse
The manual work mode of library manager is difficult to realize automatic management.Present inventors noted that it is needed in scanning lens
In the case of fixing and cannot arbitrarily adjusting, due to size, shape asset equipment etc., asset equipment is placed on flat
Plane and the lens imaging plane that Quick Response Code will likely be printed on platform are angled.However, common lens exist
In this case the collimation error is easily generated, and the image resolution ratio acquired is poor.Therefore, image processing software is difficult from general
Quick Response Code is recognized accurately in the image of logical camera lens acquisition.Which prevent the realizations of asset equipment automatic management.
For this purpose, the present inventor is proposed first using telecentric lens, preferably bilateral telecentric lens, to acquire assets
Quick Response Code ignores difference image in equipment.In this way, even if Quick Response Code and lens imaging plane are not parallel, Quick Response Code can be also obtained
Clear image, so as to realize the automatic identification of Quick Response Code, the final automatic management for making it possible asset equipment.
The embodiment of the present invention is more specifically described referring below to attached drawing.
With reference to Fig. 1, it is shown that the block diagram of one embodiment of the asset management system.In the embodiment in figure 1, for managing
The asset management system 100 of asset of equipments includes asset equipment image collecting device 110 and asset equipment information recognition device
120.Asset equipment image collecting device 110 is used to acquire the image in 2 D code in asset equipment, and asset equipment information is known
Other device 120 receives from 110 the image collected of asset equipment image collecting device and therefrom identifies the money that Quick Response Code includes
Produce facility information.
Specifically, with reference to Fig. 2, asset equipment image collecting device 110 includes camera 112 and telecentric lens 114.It is preferred that
Ground, camera 112 are CCD cameras.As an alternative, camera 112 can also be COMS cameras.Telecentric lens 114 can be object space
One kind in telecentric lens, image space telecentric lens and both sides telecentric lens.Preferably, telecentric lens 114 are both sides telecentric lens,
To obtain the depth of field of bigger.
With continued reference to Fig. 2, asset equipment 200 is placed on articles holding table and positioned at the underface of telecentric lens 114.It is described
Asset equipment is, for example, the accessory for generation.It should be understood that each accessory can be used for different production.Asset equipment 200
On be printed with comprising asset equipment information Quick Response Code or be pasted with two-dimension code label (not shown), wherein, the asset equipment
Information is such as the number including asset equipment, title or model.Therefore, asset equipment 200 and asset equipment image collector
It puts the distance between 100 and is provided so that telecentric lens 114 can capture the image of Quick Response Code.Preferably, asset equipment
The distance between 200 and telecentric lens 114 are relatively-stationary.For example, between asset equipment 200 and telecentric lens 114 away from
From could be provided as 159.3mm+/- 3%.In this case, the visual field of telecentric lens 114 can be set to CCD target surface rulers
Very little 30.6mm*22.9mm when being 1/3 inch；40.8mm*30.6mm when CCD target surfaces size is 1/2 inch；Or CCD target surface rulers
Very little 56.0mm*42.0mm when being 2/3 inch.Correspondingly, the telecentricity rate of telecentric lens 114 can be set smaller than 0.05.Make
For alternatively, the visual field and telecentricity rate of telecentric lens 114 can also be adjusted correspondingly according to object distance.Asset equipment image is adopted
The area-of-interest that acquisition means 110 are configured to acquire asset equipment 200 via telecentric lens 114 ignores difference image, wherein,
Label has the Quick Response Code of asset equipment information on the area-of-interest of the asset equipment.In addition, institute
Asset equipment information can also directly be printed by stating on the area-of-interest of asset equipment.Preferably, the Quick Response Code can be with
It is Data Matrix codes (also referred to as Data code codes) or QR code codes.It is highly preferred that the asset equipment is labeled with
First Data Matrix codes and the 2nd Data Matrix codes, and the first and second Data Matrix code characters are closed and are represented
The asset equipment information.It is highly preferred that the asset equipment is labeled with multiple first Data Matrix codes and multiple second
Data Matrix codes, to provide redundancy scheme.With reference to the left figure of Fig. 4, an asset equipment is labeled there are two the first Data
Matrix codes and two the 2nd Data Matrix codes.With reference to the right figure of Fig. 4, the first and second Data Matrix code characters are closed
The number 40053-P0632 of the asset equipment is given, this is identical with the number directly printed in the asset equipment.
Preferably, a light source 116 between telecentric lens 114 and asset equipment 200 can be set, be coupled to money
Equipment image collecting device 110 is produced, to provide the illumination of supplement in the case where environment light source is insufficient.Routinely, in ring
In the case that border is dim, is scanned the two-dimensional code by the flash lamp of mobile phone for mobile lens and illumination is provided.However, putting down when Quick Response Code
When face and not parallel imaging plane, it may be insufficient to provide illumination in this way.As shown in Fig. 2, light source 116 surrounds light
Road simultaneously forms semicircle cover towards asset equipment 200.Several sub-light sources are provided in the semicircle cover of light source 116 so that each
Sub-light source can provide illumination along different directions for asset equipment 200.As an alternative, light source can also have other shapes,
As long as each sub-light source built in it can provide the illumination along different directions for asset equipment.
In some embodiments, asset equipment information recognition device 120 is configured for acquired no parallax figure
As identifying the asset equipment information of asset equipment 200.Specifically, with reference to Fig. 3, asset equipment information recognition device 120 includes
Quick Response Code recognition unit 121, for identifying the Quick Response Code in difference image from ignoring of being acquired via telecentric lens 114.It is excellent
Selection of land, asset equipment information recognition device 120 further include characteristic parameter dispensing unit 122, for asset equipment information is configured
The characteristic parameter for image procossing of identification device 120.Therefore, Quick Response Code recognition unit 121 preferably may be configured to
Based on the characteristic parameter being configured come from it is described ignore the Quick Response Code is identified in difference image.Here, the characteristic parameter is extremely
Include identification feature parameter and unit character parameter less, wherein, the identification feature parameter is included for from the no parallax figure
The parameter of the Quick Response Code is identified as in, and the unit character parameter includes according with for the image recording of the Quick Response Code
Number parameter.In some embodiments, the characteristic parameter is preferably 21 characteristic parameters.In one example, 21 features
Parameter can be set following (with reference to table 1).
The exemplary configuration of 1 21 characteristic parameters of table
With reference to Fig. 5, compared with being not optimised characteristic parameter, it only " will sternly select algorithm " and be set as "Yes", it just can be by image
Decoding time is reduced to 5000.5ms from 43389.4ms.It, can also be into if " polarity " to be extraly set as to " black code of putting one's cards on the table "
Decoding time is reduced to 603.3ms by one step.Preferably, " mirror image " is also extraly set as "No", by " minimum contrast "
30 and setting unit characteristic parameter are set as, can also decoding time be further reduced to 541.9ms.It is it is highly preferred that additional
" allowable angle of inclination " is also set as 0.174533, " code area pattern serious forgiveness " is set as to " low " and set all identifications special by ground
Parameter is levied, can also decoding time be further reduced to 317.7ms.It is set if should be appreciated that according to table 1 or other modes
Decoding time, can be down to lower by whole identification feature parameters and unit character parameter.
In some embodiments, with continued reference to Fig. 3, it is single that asset equipment information recognition device 120 further includes Quick Response Code parsing
Member 123, for being parsed the asset equipment information to obtain asset equipment 200 to the Quick Response Code identified.It is set in assets
The telecentric lens imaging plane of standby image collecting device 110 and Quick Response Code plane cannot it is parallel in the case of, be sometimes difficult to from institute
Information is parsed in the Quick Response Code of identification.Therefore, asset equipment information recognition device 120 preferably further includes Tilt-correction unit
124, for when the Quick Response Code that is identified is more than predetermined threshold relative to the inclination angle of imaging plane, being identified to described
Quick Response Code carries out tilt correction.For example, can be by extracting the orientation of the Quick Response Code, and its imaging with telecentric lens is put down
Face is compared to obtain the inclination angle.In one example, the inclination angle maximum should be less than 0.174533.Otherwise,
It just should be to the Quick Response Code that is identified into line tilt correction.Image is carried out to the Quick Response Code in described image in this way, improving
The success rate of identification, and promote the automatic operating of asset equipment management.
In some embodiments, asset equipment information recognition device 120 preferably further includes information completion unit 125, uses
In the Quick Response Code progress 2 D code information completion to being identified.Due to Quick Response Code be contaminated or acquired image in two dimension
Reasons, the local messages of Quick Response Code such as the orientation inclination of code may be lost.In this case, two lost to local message
It ties up code and carries out 2 D code information completion.For example, the two-dimentional code value of loss can be filled up using the mean value of adjacent two-dimentional code value, make
The all elements obtained in the entire rectangular area of Quick Response Code have value.Further, it is also possible to using other Quick Response Codes in this field
Information completion scheme is come to the Quick Response Code identified progress 2 D code information completion.
In some embodiments, asset equipment information recognition device 120 preferably further includes filter unit 126, for pair
The Quick Response Code identified carries out edge filter.For example, filter unit 126 may be used median filter to identified two
Code is tieed up, edge filter preferably is carried out to the Quick Response Code Jing Guo information completion.Further, it is also possible to using other filters in this field
Wave method carries out edge filter to the Quick Response Code identified.As described above, it is considered that need to the Quick Response Code of defect information into
Row information completion, therefore cannot ignore difference image to collected and be filtered operation first.Otherwise, it will reduce Quick Response Code
The accuracy of information completion.
In some embodiments, with continued reference to Fig. 1, the asset management system 100 preferably further includes asset equipment and is put in storage out
Library management subsystem 130.The asset equipment is put in storage out library management subsystem and is configured to based on the asset equipment letter obtained
Breath carries out the storage of the asset equipment and/or goes out library management.For example, the asset equipment be put in storage out library management subsystem can be with
Including transmitting device and robotic arm.Once the asset equipment information recognition device includes asset equipment Quick Response Code from what is acquired
Ignore the asset equipment information that the asset equipment is parsed in difference image, the asset equipment is put in storage out library management subsystem can
The asset equipment is transported in warehouse by transmitting device according to the relevant information stored in asset equipment information bank
The asset equipment is put in storage in place by designated position followed by robotic arm.Equally, the asset equipment is put in storage out library management
Subsystem, according to the relevant information stored in asset equipment information bank, can store money in response to the request of user from warehouse
The asset equipment is taken out by means of robotic arm, and pass through transmitting device and transport the asset equipment in the corresponding position for producing equipment
To user.
With reference to Fig. 6, the flow chart of assets management method 600 according to an embodiment of the invention has been showed.
Specifically, at least via telecentric lens, the area-of-interest of 610 asset equipments 200 of acquisition ignores difference image,
In, label has the Quick Response Code of asset equipment information on the area-of-interest of the asset equipment.
Preferably, configuration 620 is used for the characteristic parameter of image procossing, and the characteristic parameter includes at least identification feature parameter
With unit character parameter, wherein, the identification feature include for from it is described ignore the Quick Response Code is identified in difference image
Parameter, and the unit character includes the parameter of the image recording symbol for the Quick Response Code.
630 Quick Response Codes are identified in difference image from acquired ignoring.It is preferably based on characteristic parameter be configured
Come from it is described ignore the Quick Response Code is identified in difference image.
Preferably, when the Quick Response Code identified is more than predetermined threshold relative to the inclination angle of imaging plane, to described
The Quick Response Code identified carries out tilt correction 640.
Preferably, 2 D code information completion 650 is carried out to the Quick Response Code identified.Be contaminated due to Quick Response Code or
Reasons, the local message of Quick Response Code such as orientation inclination of Quick Response Code may be lost in acquired image.At this moment, it is necessary to play a game
The Quick Response Code that portion's information is lost carries out 2 D code information completion.
Preferably, edge filter 660 is carried out to the Quick Response Code identified.For example, median filter may be used to institute
The Quick Response Code identified preferably carries out edge filter to the Quick Response Code Jing Guo information completion.
Parsing 670 is carried out to the Quick Response Code identified to obtain the asset equipment information of asset equipment 200.It is identified
Asset equipment information can be used to management asset equipment.
In this application, asset equipment identification device 120 can utilize computing device to realize.Fig. 7 is shown according to this Shen
The block diagram of the computing device 700 of embodiment please.According to one embodiment, computing device 700 can include one or more
Processor 702, processor 702 perform store in the computer readable storage medium (that is, memory 704) or one of coding or
Multiple computer-readable instructions (that is, above-mentioned element realized in a software form).
In one embodiment, computer executable instructions are stored in memory 704, cause when implemented one or
Multiple processors 702：At least via telecentric lens, the area-of-interest for obtaining asset equipment ignores difference image, wherein, in institute
Stating label on the area-of-interest of asset equipment has the Quick Response Code of asset equipment information；And based on acquired
Ignore difference image to identify the asset equipment information of the asset equipment.
It should be understood that the computer executable instructions stored in memory 704 cause one or more places when implemented
Manage the various operations in each embodiment of the progress the application of device 702 above in association with Fig. 6 descriptions and function.
According to one embodiment, a kind of program product of such as non-transitory machine readable media is provided.It is described non-temporary
When property machine readable media can have instruction (that is, above-mentioned element realized in a software form), which, which works as, is executable by a machine
When so that machine is performed in each embodiment of the application above in association with Fig. 6 various operations described and function.
It should be noted that above-described embodiment signal is not intended to limit the present invention and those skilled in the art are not departing from appended power
Various alternate embodiments should can be designed in the case of sharp claimed range.It in detail in the claims, should not will be in bracket
Any reference numeral be understood as being limitations on claims.Word " comprising " is not precluded that there are claim or specifications
In the element do not enumerated.Word "a" or "an" before element is not precluded that there are multiple this elements.It is listing
In the system claims of several units, several in these elements can be implemented by same class software and/or hardware.It uses
Word " first ", " second " and " third " etc. is not offered as any ordinal relation.It should be by these Word Understandings into title.
Claims (16)
1. a kind of asset management system (100), it is characterized in that, the asset management system (100) includes：
Asset equipment image collecting device (110), including telecentric lens (114), wherein, the asset equipment image collecting device
(110) it is configured to ignore difference image via the area-of-interest of telecentric lens (114) acquisition asset equipment (200),
Wherein, the Quick Response Code for having asset equipment information is marked on the area-of-interest of the asset equipment (200)；
And
Asset equipment information recognition device (120), for ignoring difference image based on what is acquired and identifying the asset equipment
(200) asset equipment information.
2. the asset management system (100) as described in claim 1, it is characterized in that, the asset equipment information recognition device
(120) include：
Quick Response Code recognition unit (121), for identifying the Quick Response Code in difference image from ignoring of being acquired；And
Quick Response Code resolution unit (123), for being parsed to obtain the asset equipment (200) to the Quick Response Code identified
Asset equipment information.
3. the asset management system (100) as claimed in claim 2, it is characterized in that, the asset equipment information recognition device
(120) it further includes：
Characteristic parameter dispensing unit (122), for be configured the asset equipment information recognition device (120) for image procossing
Characteristic parameter, the characteristic parameter include at least identification feature parameter and unit character parameter, wherein, the identification feature packet
Include for from it is described ignore the parameter of the Quick Response Code is identified in difference image, and the unit character is included for described two
The parameter of the image recording symbol of code is tieed up, and
Wherein, the Quick Response Code recognition unit (121) is configured to based on the characteristic parameter being configured come from the no parallax figure
The Quick Response Code is identified as in.
4. the asset management system (100) as claimed in claim 2, it is characterized in that, the asset equipment information recognition device
(120) it further includes：
Tilt-correction unit (124), for being more than predetermined threshold relative to the inclination angle of imaging plane in the Quick Response Code identified
During value, tilt correction is carried out to the Quick Response Code identified.
5. the asset management system (100) as claimed in claim 2, it is characterized in that, the asset equipment information recognition device
(120) it further includes：
Information completion unit (125), for carrying out 2 D code information completion to the Quick Response Code identified.
6. the asset management system (100) as described in any one of claim 2-5, it is characterized in that, the asset equipment letter
Breath identification device (120) further includes：
Filter unit (126), for carrying out edge filter to the Quick Response Code identified.
7. the asset management system (100) as described in claim 1, it is characterized in that, the asset management system further includes assets
Equipment is put in storage out library management subsystem (130), and the asset equipment is put in storage out library management subsystem and is configured to be based on being obtained
Asset equipment information carry out the storage of the asset equipment and/or go out library management.
8. a kind of assets management method (600), it is characterized in that, including：
At least via telecentric lens, the area-of-interest of acquisition (610) asset equipment (200) ignores difference image, wherein, in institute
Stating label on the area-of-interest of asset equipment (200) has the Quick Response Code of asset equipment information；And
Ignore difference image based on acquired and identify the asset equipment information of the asset equipment (200).
9. assets management method (600) as claimed in claim 8, it is characterized in that, it further includes：
(630) described Quick Response Code is identified from acquired ignoring in difference image；And
(670) are parsed to the Quick Response Code identified to obtain the asset equipment information of the asset equipment (200).
10. assets management method (600) as claimed in claim 9, it is characterized in that, it further includes：
The characteristic parameter of (620) for image procossing is configured, the characteristic parameter includes at least identification feature parameter and unit is special
Parameter is levied, and
Based on the characteristic parameter being configured come from it is described ignore the Quick Response Code is identified in difference image,
Wherein, the identification feature include for from it is described ignore the parameter of the Quick Response Code is identified in difference image, and institute
State the parameter for the image recording symbol that unit character is included for the Quick Response Code.
11. assets management method (600) as claimed in claim 9, it is characterized in that, it further includes：
When the Quick Response Code identified is more than predetermined threshold relative to the inclination angle of imaging plane, to the two dimension identified
Code carries out tilt correction (640).
12. assets management method (600) as claimed in claim 9, it is characterized in that, it further includes：
2 D code information completion (650) is carried out to the Quick Response Code identified.
13. the assets management method (600) as described in any one of claim 9-12, it is characterized in that, it further includes：
Edge filter (660) is carried out to the Quick Response Code identified.
14. assets management method (600) as claimed in claim 8, it is characterized in that, it further includes：
The storage of the asset equipment is carried out based on the asset equipment information obtained and/or goes out library management.
15. a kind of computer readable storage medium for being stored with computer program, the computer program includes program code list
Member, said program code unit for ought perform on a computer or a processor the computer program season computer or
The processor performs the method according to any one of claim 8-14.
16. a kind of computing device (700), including
One or more processors (702)；And
Memory (704), the one or more instructions of memory storage, described instruction is by one or more of processors
During execution so that one or more of processors perform the method according to any one of claim 8-14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711478448.4A CN108133245A (en) | 2017-12-29 | 2017-12-29 | The asset management system and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711478448.4A CN108133245A (en) | 2017-12-29 | 2017-12-29 | The asset management system and method |
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| CN108133245A true CN108133245A (en) | 2018-06-08 |
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| CN201711478448.4A Pending CN108133245A (en) | 2017-12-29 | 2017-12-29 | The asset management system and method |
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| CN (1) | CN108133245A (en) |
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Application publication date: 20180608 |