CN105718840A - Optical label based information interaction system and method - Google Patents
Optical label based information interaction system and method Download PDFInfo
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- CN105718840A CN105718840A CN201610056399.4A CN201610056399A CN105718840A CN 105718840 A CN105718840 A CN 105718840A CN 201610056399 A CN201610056399 A CN 201610056399A CN 105718840 A CN105718840 A CN 105718840A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
- G06K7/1404—Methods for optical code recognition
- G06K7/1408—Methods for optical code recognition the method being specifically adapted for the type of code
- G06K7/1417—2D bar codes
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
- H04B10/114—Indoor or close-range type systems
- H04B10/1141—One-way transmission
Abstract
The invention provides an optical label based information interaction system and method, and the system and method are high in directionality, long in identification distance and large in information capacity. The information comprises the information coding optical label, a data server, a mobile terminal and a wireless communication network, wherein the data server provides information, the mobile terminal decodes the information and is connected with the data server, and the wireless communication network is connected with the mobile terminal and the data server. the optical label comprises a signal unit and a positioning identification; the mobile terminal comprises an image collector and an image processing module, the image collector collects a coded image of the optical label, and the image processing module decodes the coded image; and the mobile terminal is connected with the data server via wireless communication network according to decoding information and makes information interaction. The method comprises the following steps that 1) supply information is coded; 2) the mobile terminal is used to decode the image to obtain demand information transmitted by the optical label; and 3) after decoding, interaction between demand information and supply information is realized.
Description
Technical field
The present invention relates to a kind of Retail commodity on-line payment method, be specially a kind of mobile equipment quick paying method.
Background technology
Currently, based on the information of mobile terminal mutual time, during in order to identify and dock various information platform target, planar bar code technology or radio identification is generally used to set up the informational linkage between demander and supplier otherwise, but it is near to there is decipherment distance in the method for Quick Response Code, being embodied in decipherment distance low with code word dimension of picture ratio, and the information stored is comparatively inflexible, information capacity is limited；Although radio signal identification distance is remote, but its directivity is poor, and target area would be likely to occur and multiple uses target, it is impossible to directed specify；Thus the directed information that cannot meet on remote obtains requirement, on shopping, acquisition of information and information are transmitted, all cannot meet instructions for use.
Summary of the invention
For problems of the prior art, the present invention provides a kind of directionality strong, and decipherment distance is remote, the information interaction system based on optical label that information capacity is big and exchange method.
The present invention is achieved through the following technical solutions:
A kind of information interaction system based on optical label of the present invention, including the optical label encoded for information, for providing the data server of information, for information decoding and the mobile terminal connecting data server, and for connecting the wireless communication network of mobile terminal and data server；Described optical label includes signal element and positioning mark；Signal element includes the luminescence unit of some independent flickers, and positioning mark includes the luminescence unit of multiple synchronous flashing, and in positioning mark, the light-emitting area of luminescence unit is more than the light-emitting area of luminescence unit in signal element；By the information content that the blinking coding of luminescence unit is transmitted；Described mobile terminal includes image collecting device and image processing module, and image collecting device is for gathering the coded image of optical label, and image processing module is for being decoded coded image；Mobile terminal connects data server interactive information according to decoded information by cordless communication network.
Preferably, the luminescence unit in signal element is arranged in arrays.
Preferably, positioning mark at least includes not three luminescence units on the same line, and the luminescence unit of positioning mark is disposed adjacent outside signal element.
Preferably, mobile terminal adopts smart mobile phone, panel computer and intelligent glasses.
The present invention is a kind of to be adopted as described herein based on the information interacting method of the information interaction system of optical label, comprises the steps,
Step one, is encoded supply information the information to transmit with frequency by the flicker sequence of each luminescence unit in setting signal unit, and cycle information transmitted by the flicker sequence and frequency setting all luminescence units in positioning mark is encoded；
Step 2, during demand information, the image produced when utilizing mobile terminal by the flicker of image capture module continuous acquisition optical label within the time not being shorter than information transmission period, by obtaining the information of optical label transmission to the decoding of image；
Step 3, mobile terminal, according to the information that obtains after decoding, is connected with data server through cordless communication network, it is achieved demand and supply information mutual.
Preferably, in step one, when the signal element in optical label encodes, with the luminous matrix of k row l row in signal elementIn any luminescence unit cijRepresent that binary system or the multi-system data mutual transmission information of passing of a bit are encoded, wherein cij∈ 0,1 ..., N}, N correspondence N system, 0 < i < l, 0 < j < k, k and l are positive integer.
Further, 1 or 0 in using the change of luminescence unit light and shade two states as numeral transmission signal, or the change of multiple color is as multiple states of numeral transmission signal, or the change of light and shade and color combination is as multiple states of numeral transmission signal.
Preferably, in step 2, when the image produced is decoded, comprise the steps when optical label optical label is glimmered,
The label image produced when 2.1 mobile terminals are according to the cursor flashes of self natural frequency continuous acquisition a period of time length, amounts to m frame, and each frame is designated as: f0, f1..., fm, acquisition time is not less than signal transmission cycle T；
2.2 pairs of adjacent any two frames do difference and obtain differential chart, find the multiple luminescence units in the positioning mark occurred in groups in differential chart；Relation according to signal element and location label, obtains the signal element position in image and carries out the block division of luminescence unit；
2.3 states changed according to light and shade state or multiple color are luminescence unit assignment in each signal element in every frame, then decoding obtains the data of corresponding frame；Determine that information transmission period and information are transmitted by the conversion of decoding positioning mark state initial, each frame data in the decoded information transmission cycle successively, obtain the transmission information of coding.
Compared with prior art, the present invention has following useful technique effect:
The present invention setting by optical label, and the cooperation of the mobile terminal being mated, under the support of cordless communication network, it is achieved that the information of mobile terminal and data server is mutual；Optical label carries out the transmission of information by luminous and flicker such that it is able to meets its direction-sense requirement, and improves decipherment distance greatly, it is possible to reach km rank, greatly improves code capacity simultaneously such that it is able to better meet the demand of information transmission.And its system structure is simple, exchange method is implemented convenient, it is adaptable to business transaction, on-line payment, food and drink order etc., applied range.
Accompanying drawing explanation
Fig. 1 is the application scenarios figure described in present example.
Fig. 2 is the application process flow chart described in present example.
Fig. 3 is the decoding process figure described in present example.
Fig. 4 is the optical label instance graph described in present example.
Fig. 5 is the positioning mark after the identification described in present example.
The region that Fig. 6 is the signal element described in present example divides.
Fig. 7 is the luminous matrix that the signal element described in present example is corresponding.
In figure: user 1, shop 2, optical label 3, mobile terminal 4, signal element 5, positioning mark 6.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in further detail, and the explanation of the invention is not limited.
Information interaction system based on optical label of the present invention and method, be applied in the rapid payment of long distance orientation identification, and this concrete system includes storing the data server of Business Information, optical label, mobile terminal and cordless communication network.
Wherein, data server provides the data of businessman's shopping at network and dependent merchandise.
As shown in Figure 4, optical label includes the signal element 5 as data bit and positioning mark 6 two parts as flag bit, wherein positioning mark is three bigger rectangle frames in figure, three these rectangle frames are called one group of position identifiers, under duty, positioning mark is with certain Frequency Synchronization flicker, quickly can must be imaged equipment Inspection out by the method for image difference, and then be may determine that the position of signal element by positioning mark, thus carrying out data identification and reading；Signal element is the little square of rectangle black and white between positioning mark, multiple signal elements constitute one group, the array of the composition of the luminescence unit in signal element 5 × 5 in this preferred embodiment, each luminescence unit represents " 0 " or " 1 " of digital signal, the matrix of whole luminescence unit group composition constitutes the digital signal sequences of a frame, the length of side of preferred flag is the twice of the data bit length of side, easily facilitate location, in order to increase the data space that signal element represents, under duty, each signal element also can be flashed according to predetermined program, thus more signal content is shown by multiframe, at this moment need in multiframe, provide a start frame/end mark frame, for demarcating the beginning/end position of one complete cycle of multiframe, this frame signal unit group is set as a special data combination, such as: full 0 or complete 1 or any not different with the information of actual capabilities statement specific combination.
Wherein, mobile terminal refers to the Intelligent mobile equipment with shoot function, including mobile phone, panel computer, intelligent glasses etc., is calculated as follows to the decipherment distance of above-mentioned optical label in this example.
The parameter taking the common cell phone apparatus in market is example, utilizes equation below to be calculated.
Distance=object actual size × device focus/(image objects pixel count × CCD pixel unit-sized).
The parameter of equipment is as follows:
CCD pixel size: 1.12 × 10-3Mm；
Device focus: 4.76mm (diagonal)；
Optical label signal unit actual size: 2 × 2mm, 2 × 1.414 (diagonal)；
Optical label positioning mark actual size: 4 × 4mm, 4 × 1.414 (diagonal)；
Image resolution ratio: 3936 × 5248 (20,000,000), 2688 × 4480 (10,000,000)；
Screen area: 136mm (diagonal, 16:9)；
Shooting resolution: 3936 × 5248 (20,000,000)；
Obtain maximum distance=2 × 4.76/ (5 × 1.12 × 10-3/ 1.414)=2.4 × 103mm。
As can be seen here, above-mentioned decipherment distance is far longer than the decipherment distance of same size two-dimensional code.
Utilizing information interacting method of the present invention, the remote optical label mark data of mobile terminal collection, for obtaining the merchandise sales network address and transaction related information on intranet；Utilize the information of above-mentioned acquisition, data server and communication of mobile terminal, transmission commodity selling information and payment information.
As depicted in figs. 1 and 2, it comprises the following steps.
Step 1: businessman set up in place of selling goods mobile terminal can remotely, the directed optical label identified, optical label broadcast in spatial dimension by divergence of beam or is shown and identifies content；Tag identifier content at least includes: merchant network sales server address, businessman's type of merchandise, businessman's geospatial location, seller operating hours, merchant telephone number, local real-time time；Optical label includes luminous source, control circuit, and battery or power supply, wherein, luminous source can use various luminescence technology, for instance uses LED, according to different user demands, the quantity of luminous source can be one or more, and control circuit provides the energy for controlling frequency of light wave and the flicker of luminous source, battery and power supply for control circuit and luminous source, the feature of the luminous source light by sending in time period, such as wavelength, intensity, frequency etc. changes expresses above-mentioned tag identifier content；The method encoded for the optical label of above-mentioned tag identifier content is:
Positioning mark and signal element are flashed with the frequency of 1/n second, and n is positive integer；The coded method of signal element group is: at the signal element shown in Fig. 7, the luminous matrix of the corresponding k × l constitutedIn, k, l is positive integer, arbitrary signal unit cij, cij∈ 0,1}, 0 < i < l, 0 < j < k, represent the binary data of a bit, { c00..., cij..., clkSet constitute code set according to specified sequence.If coding makes a distinction according to the position of each signal element, then space encoder is: 2k×l；If coding is according to time series, then space encoder is T 2k×l, T is a complete sequence cycle frame number, and T is natural number；Optical label can also be the combination of multiple color lump, forms array by the change of color lump light and shade, the color lump of different light and shades represents the 0 of digital signal, 1 ..., N, N correspondence N system, represent color lump light and shade and change all status numbers that can represent；Coded system is with above identical.
Step 2: user finds above-mentioned optical label by naked eyes in distance optical label horizon range, is then directed at optical label by mobile terminal directional as bought commodity user, scans this optical label and mobile terminal carries out information capture and processes with interpretation；Incoming for picture frame mobile phone EMS memory, processor, more than or equal to 2 times of optical label frequency, by gathering the video of shooting, image information in mobile phone camera, and are decoded operation, complete to identify the process of decoding by the video acquisition frequency of mobile terminal；
As shown in Figure 5 and Figure 6, camera of mobile terminal, according to the optical label equipment drawing picture of self natural frequency continuous acquisition a period of time length, amounts to m frame to the process of above-mentioned identification decoding, and each frame is designated as: f0, f1..., fm, a complete cycle T of the sequence of data frames that wherein m plays more than signal element group；First adjacent any two frames are done difference, can be obtained by differential chart, differential chart finds three position identifiers occurred in groups, if not finding complete positioning mark group or beyond one group of such feature, then again choose adjacent two frames to find, till finding position identifiers group, Fig. 5 is differential chart, therefrom can find three witness marker symbols；According to position relationship between data signal units group and position identifiers in the structure that above-mentioned optical label designs, frame publish picture as in signal element group position, and carry out block division, find the pixel region corresponding to each signal element of correspondence, Fig. 6 is by the position relationship between position identifiers and signal element, carries out the figure of block division；It is each signal element assignment according to light and shade state, then obtains the data of this frame；Due to m > T, therefore there is repetition in the coding data of above-mentioned acquisition, here specify that the signal element data of only first frame when position identifiers generation condition conversion are effective, therefore T valid data can be selected from m coding data above, all the other ineligible coding data are removed, then obtain the data consistent sent with optical label in step 2, then the coding input filtered out is processed program internal memory district, gather the view data in a complete cycle, obtain coding information, complete identification process.
Step 3: after scanning recognition successfully decoded, the coding result obtained is inquired about decoding in dictionary table, thus the merchant network sales server address obtaining containing in label data, businessman's type of merchandise, businessman's geospatial location, seller operating hours, merchant telephone number information；Utilize and above-mentioned acquisition information is displayed on mobile terminals；If user needs to buy the commodity of this businessman, then the control control corresponding to operation businessman network address, opens merchant network sales server address, enters the merchandise sales page；This merchandise sales page key element is consistent with usual network electricity business's sales page；
Step 4: user after the quantity of selected commodity and commodity, initiates merchandise charge and pays request in sales page, and this payment request submits to business server by network information passage；Businessman, by server being known, the purchase of user is asked, if rule are closed in purchasing behavior, then receives the payment of user and returns payment successful respond, and response content comprises that one relevant to this transaction, the identifying code C of system in-time generatin；
Step 5: obtain after paying successful respond, user advances to place of selling goods, and businessman begins preparing for the commodity that user buys simultaneously；Set-up procedure includes tally, pre-sales process (such as heating, K cryogenic treatment, sterilization, classification, cutting, packaging), disposes commodity to wait to pick up goods；
Step 6: implemented to confirm by businessman after user arrives place picking window of selling goods；Confirmation method is: user shows the identifying code C paying successfully generation and the payment payment for goods numbering that business server in step 5 sends, the information that user is shown by businessman carries out concordance comparison with this transaction information in business server, if consistent, confirm successfully, otherwise it is assumed that delivery of cargo request is invalid；
Step 7: if being identified through rear user to get commodity, transaction completes.
Information interacting method process advantages of simple of the present invention, can long-range operation specify retailer by sensation target is selected, retailer's stock and user are close to being synchronously performed thus greatly reducing shopping to pay waiting time, the advantage reducing solid shop/brick and mortar store area of business demand.Utilize intelligent movable equipment to (label is oriented identification, then carries out long distance payment consumption at a distance.Based on the fast transaction method between user and the businessman of said method, that is: while businessman gets ready the goods after receiving order, user is close to picking point, the two carries out parallel, thus effectively, be significantly reduced waiting time of user, improve shopping efficiency, StoreFront area of business businessman needed for is also greatly reduced, and then reduces paving rent.
Concrete, in the application scenarios of Fig. 1, the some bottled drinks in shop 2 need to be bought in user 1 approach shop 2, uses this method quickly buy and pay at it in the process in shop 2, and its process is as shown in Figure 2；Being user 1 operating process on the left of Fig. 2, right side is shop 2 operating process, comprises the steps.
Step 1: shop 2 set up in place of selling goods mobile terminal can remotely, the directed optical label 3 identified, optical label 3 identifies content and at least includes: www.mycafe.com, food and drink class, AB block, 9:00-21:00,88888,12:56:09；Optical label 3 signal element group is made up of 5 × 5 luminescence units, and start frame is complete 1, and the frame period is T=6 frame, and flicker frequency is 60Hz；
Step 2: user 1 finds optical label 3 at distance 280 meters of of label by naked eyes, by chance needs purchase hot beverage one glass, and user 1 uses mobile terminal 4 directed alignment optical label 3, scans this label and uses mobile terminal 4 to carry out information capture and interpretation process；This mobile terminal 4 need to be provided with intelligent mobile terminal operating system, have photographic head, the video acquisition frequency 120FPS of photographic head, memory headroom 1000M；Mobile terminal 4 gathers 30 frames, and each frame is designated as: f0, f1..., f30；First to two adjacent frame f2, f3It is differential difference figure, differential chart finds three position identifiers occurred in groups；Find signal element group according to position identifiers, through subregion, find the data content that a corresponding unit represents in a frame, find a cycle (f in this way6, f7, f8, f9, f10, f11) data, obtain coding data；
Step 3: after scanning recognition success, the coding result obtained inquire about decoding in dictionary table, thus must, complete to identify www.mycafe.com, food and drink class, AB block, 9:00-21:00,88888,12:56:09 information；Utilize and the display by above-mentioned acquisition information mobile terminal 4 displays；Open merchant network sales server address, enter the merchandise sales page；
Step 4: user 1 is selected in the page in sales page and selectes hot beverage one glass, initiates merchandise charge by Net silver and pays request, and this payment request submits to business server by network information passage；Businessman receives the payment of user and returns payment successful respond, and response content comprises a random verification code 897548；
Step 5: obtaining and pay after successful respond, user 1 advances to shop, place 2 of selling goods, businessman begins to warm up beverage simultaneously, sugaring, packaging, arrangement treat that user 1 picks up goods；
After step 6:3 minute, user 1 arrives shop, place 2 picking window of selling goods, and shows random code 897548 and pays payment for goods numbering, and the information that user is shown by businessman carries out concordance comparison with this transaction information in business server, passes through；
Step 7: delivery, transaction completes.
Claims (8)
1. the information interaction system based on optical label, it is characterized in that, including the optical label encoded for information, for providing the data server of information, for information decoding and the mobile terminal connecting data server, and for connecting the wireless communication network of mobile terminal and data server；
Described optical label includes signal element and positioning mark；Signal element includes the luminescence unit of some independent flickers, and positioning mark includes the luminescence unit of multiple synchronous flashing, and in positioning mark, the light-emitting area of luminescence unit is more than the light-emitting area of luminescence unit in signal element；By the information content that the blinking coding of luminescence unit is transmitted；
Described mobile terminal includes image collecting device and image processing module, and image collecting device is for gathering the coded image of optical label, and image processing module is for being decoded coded image；Mobile terminal connects data server interactive information according to decoded information by cordless communication network.
2. a kind of information interaction system based on optical label according to claim 1, it is characterised in that the luminescence unit in signal element is arranged in arrays.
3. a kind of information interaction system based on optical label according to claim 1, it is characterised in that positioning mark at least includes not three luminescence units on the same line, and the luminescence unit of positioning mark is disposed adjacent outside signal element.
4. a kind of information interaction system based on optical label according to claim 1, it is characterised in that mobile terminal adopts smart mobile phone, panel computer and intelligent glasses.
5. the information interacting method adopting the information interaction system based on optical label as claimed in claim 1, it is characterised in that comprise the steps,
Step one, is encoded supply information the information to transmit with frequency by the flicker sequence of each luminescence unit in setting signal unit, and cycle information transmitted by the flicker sequence and frequency setting all luminescence units in positioning mark is encoded；
Step 2, during demand information, the image produced when utilizing mobile terminal by the flicker of image capture module continuous acquisition optical label within the time not being shorter than information transmission period, by obtaining the information of optical label transmission to the decoding of image；
Step 3, mobile terminal, according to the information that obtains after decoding, is connected with data server through cordless communication network, it is achieved demand and supply information mutual.
6. a kind of information interacting method based on optical label according to claim 5, it is characterised in that in step one, when the signal element in optical label encodes, with the luminous matrix of k row l row in signal elementIn any luminescence unit cijRepresent that binary system or the multi-system data mutual transmission information of passing of a bit are encoded, wherein cij∈ 0,1 ..., N}, N correspondence N system, 0 < i < l, 0 < j < k, k and l are positive integer.
7. a kind of information interacting method based on optical label according to claim 6, it is characterized in that, in using the change of luminescence unit light and shade two states as numeral transmission signal 1 or 0, or the change of multiple color is as multiple states of numeral transmission signal, or the change of light and shade and color combination is as multiple states of numeral transmission signal.
8. a kind of information interacting method based on optical label according to claim 5, it is characterised in that in step 2, when the image produced is decoded, comprises the steps when optical label optical label is glimmered,
The label image produced when 2.1 mobile terminals are according to the cursor flashes of self natural frequency continuous acquisition a period of time length, amounts to m frame, and each frame is designated as: f0, f1..., fm, acquisition time is not less than signal transmission cycle T；
2.2 pairs of adjacent any two frames do difference and obtain differential chart, find the multiple luminescence units in the positioning mark occurred in groups in differential chart；Relation according to signal element and location label, obtains the signal element position in image and carries out the block division of luminescence unit；
2.3 states changed according to light and shade state or multiple color are luminescence unit assignment in each signal element in every frame, then decoding obtains the data of corresponding frame；Determine that information transmission period and information are transmitted by the conversion of decoding positioning mark state initial, each frame data in the decoded information transmission cycle successively, obtain the transmission information of coding.
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| CN201610056399.4A CN105718840B (en) | 2016-01-27 | 2016-01-27 | A kind of information interaction system and method based on optical label |
| TW105142548A TWI620129B (en) | 2016-01-27 | 2016-12-21 | Light tag based information interaction system and method |
| PCT/CN2017/071296 WO2017128982A1 (en) | 2016-01-27 | 2017-01-16 | Optical tag-based information interaction system and method therefor |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2017128982A1 (en) | 2017-08-03 |
| TWI620129B (en) | 2018-04-01 |
| CN105718840B (en) | 2018-07-24 |
| TW201727542A (en) | 2017-08-01 |
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