CN105718840B - A kind of information interaction system and method based on optical label - Google Patents
A kind of information interaction system and method based on optical label Download PDFInfo
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Abstract
A kind of directionality of present invention offer is strong, and identification distance is remote, the big information interaction system and exchange method based on optical label of information capacity.The system comprises the optical label for information coding, the data server for providing information decodes for information and connects the mobile terminal of data server, and the wireless communication network for connecting mobile terminal and data server；Optical label includes that signal element and positioning identify；Mobile terminal includes image collecting device and image processing module, and image collecting device is used to acquire the coded image of optical label, and image processing module is for being decoded coded image；Mobile terminal is according to decoded information network connection data server interactive information by radio communication.The method includes the following steps that step 1 encodes supply information；When demand information, the information of optical label transmission is obtained using mobile terminal to the decoding of image for step 2；Step 3 realizes the interaction of demand and supply information after decoding.
Description
Technical field
The present invention relates to a kind of Retail commodity on-line payment method, specially a kind of mobile device quick paying method.
Background technology
Currently, in the information exchange based on mobile terminal, when in order to identify and dock various information platform targets, usually
The informational linkage between demander and provider is established otherwise using planar bar code technology or radio identification, but the side of Quick Response Code
There is identification distance closely in method, be embodied in identification distance with code word dimension of picture than low, and the information stored is more inflexible,
Information capacity is limited；Although radio signal identification is apart from remote, its directive property is poor, and target area makes there may be multiple
With target, can not orient specified；Required to which the directed information that cannot be satisfied on remote obtains, no matter shopping,
Acquisition of information and information are transmitted and all cannot be satisfied requirement.
Invention content
For problems of the prior art, a kind of directionality of present invention offer is strong, and identification distance is remote, and information capacity is big
The information interaction system and exchange method based on optical label.
The present invention is to be achieved through the following technical solutions：
A kind of information interaction system based on optical label of the present invention, includes the optical label for information coding, for providing
The data server of information decodes for information and connects the mobile terminal of data server, and for connecting mobile terminal
With the wireless communication network of data server；The optical label includes that signal element and positioning identify；If signal element includes
The dry luminescence unit independently flickered, positioning mark include the luminescence unit of multiple synchronous flashings, luminescence unit during positioning identifies
Light-emitting area is more than the light-emitting area of luminescence unit in signal element；In the information transmitted by the blinking coding of luminescence unit
Hold；The mobile terminal includes image collecting device and image processing module, and image collecting device is for acquiring optical label
Coded image, image processing module is for being decoded coded image；Mobile terminal according to decoded information by radio communication
Network connection data server interactive information.
Preferably, the luminescence unit in signal element is arranged in arrays.
Preferably, positioning mark includes at least three luminescence units not on the same line, positions the luminous list of mark
Member is disposed adjacent outside signal element.
Preferably, mobile terminal uses smart mobile phone, tablet computer and intelligent glasses.
A kind of information interacting method using the information interaction system based on optical label as described herein of the present invention, including
Following steps,
Step 1, by supply information by the flicker sequence of each luminescence unit and frequency in setting signal unit to being wanted
The information of transmission is encoded, and is transmitted to information by the flicker sequence and frequency that set all luminescence units in positioning mark
Period is encoded；
Step 2 when demand information, is adopted by image using mobile terminal not being shorter than in the time of information transmission period
The image generated when collection module continuous acquisition optical label flicker, by obtaining the information of optical label transmission to the decoding of image；
Step 3, mobile terminal are connect according to the information obtained after decoding, through cordless communication network with data server, real
The interaction of existing demand and supply information.
Preferably, in step 1, when the signal element in optical label encodes, with the luminous matrix of k rows l row in signal elementIn arbitrary luminescence unit cijIndicate that the binary system of a bit or multi-system data mutual transmission are passed information and compiled
Code, wherein cij∈ { 0,1 ..., N }, N correspond to N systems, and 0<i<L, 0<j<K, k and l are positive integer.
Further, 1 or 0 or a variety of be turned to the change of luminescence unit light and shade two states in number transmission signal
The change of color is turned to the change that number transmits multiple states of signal or light and shade and color combine and is turned to number transmission signal
Multiple states.
Preferably, it in step 2, when the image generated when being flickered to optical label optical label is decoded, including walks as follows
Suddenly,
The label figure generated when 2.1 mobile terminal is according to the cursor flicker of length for a period of time of itself intrinsic frequency continuous acquisition
Picture, amounts to m frames, and each frame is denoted as：f0, f1..., fm, acquisition time is not less than signal transmission cycle T；
2.2 pairs of adjacent arbitrary two frames make the difference and get differential chart, and the positioning mark occurred in groups is found in differential chart
In multiple luminescence units；According to the relationship of signal element and positioning label, obtains the signal element position in image and carry out
The block of luminescence unit divides；
2.3 according to luminescence unit in each signal element that the states of light and shade state or multiple color variation are in every frame
Assignment, then decoding obtain the data of corresponding frame；The conversion that state is known by decoding positioning target determines information transmission period and information
The starting of transmission, successively decoded information transmit the period in each frame data, the transmission information encoded.
Compared with prior art, the present invention has technique effect beneficial below：
The present invention is by the setting of optical label, and the cooperation of mobile terminal that coordinates with it, in cordless communication network
Under support, the information exchange of mobile terminal and data server is realized；Optical label is by shining and flickering the biography into row information
It passs, so as to meet the requirement of its directionality, and greatly improves identification distance, km rank, while pole can be reached
Big improves code capacity, so as to better meet the demand of information transmission.And its system structure is simple, interaction side
Method is easy to implement, is suitable for business transaction, on-line payment, and food and drink order etc. has a wide range of application.
Description of the drawings
Fig. 1 is the application scenario diagram 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.
Fig. 6 is the region division of the signal element described in present example.
Fig. 7 is the corresponding luminous matrix of signal element described in present example.
In figure：User 1, shop 2, optical label 3, mobile terminal 4, signal element 5, positioning mark 6.
Specific implementation mode
With reference to specific embodiment, the present invention is described in further detail, it is described be explanation of the invention and
It is not to limit.
Information interaction system and method for the present invention based on optical label are applied to the quick branch of long distance orientation identification
Fu Zhong, the specific system includes the data server for being stored with Business Information, optical label, mobile terminal and wireless communication networks
Network.
Wherein, data server provides the data of businessman's shopping at network and dependent merchandise.
As shown in figure 4, optical label includes identifying 6 two as the signal element 5 of data bit and the positioning as flag bit
Point, wherein positioning is identified as three larger rectangle frames in figure, three this rectangle frames are known as one group of position identifiers, working condition
Lower positioning mark is flickered with certain Frequency Synchronization, can be obtained by the method for image difference and be detected by picture pick-up device quickly
Come, and then can determine the position of signal element by positioning mark, to carry out data identification and read；Signal element is fixed
The small square of rectangle black and white between bit identification, multiple signal elements constitute one group, shining in signal element in this preferred embodiment
The array of unit composition 5 × 5, each luminescence unit indicate " 0 " or " 1 " of digital signal, the square of entire luminescence unit group composition
Battle array constitutes the digital signal sequences of a frame, and the length of side of preferred flag is twice of the data bit length of side, easily facilitates positioning, is
Increasing the data space that signal element indicates, each signal element also can be flashed according to scheduled program under working condition,
It to show more signal contents by multiframe, at this moment needs to provide a start frame/end of identification frame in multiframe, use
In calibration one complete cycle of multiframe/end position, which is set as a special data combination,
Such as：Full 0 or complete 1 or any not with the different specific combination of information of actual capabilities statement.
Wherein, mobile terminal refers to the Intelligent mobile equipment for having shooting function, including mobile phone, tablet computer, Brilliant Eyes
Mirror etc. to the identification distance of above-mentioned optical label calculate as follows in this example.
For the parameter for the cell phone apparatus for taking market common, calculated using following formula.
Distance=object actual size × device focus/(image objects pixel number × CCD pixel unit-sized).
The parameter of equipment is as follows：
CCD pixel size：1.12×10-3mm；
Device focus：4.76mm (diagonal line)；
Optical label signal unit actual size：2 × 2mm, 2 × 1.414 (diagonal lines)；
Optical label positioning mark actual size：4 × 4mm, 4 × 1.414 (diagonal lines)；
Image resolution ratio：3936 × 5248 (20,000,000), 2688 × 4480 (10,000,000)；
Screen area：136mm (diagonal line, 16：9)；
Shoot resolution ratio：3936 × 5248 (20,000,000)；
Obtain maximum distance=2 × 4.76/ (5 × 1.12 × 10-3/ 1.414)=2.4 × 103mm。
It can be seen that above-mentioned identification distance is far longer than the identification distance of same size two-dimensional code.
Using information interacting method of the present invention, mobile terminal acquires remote optical label mark data, for obtaining
Obtain merchandise sales network address and transaction related information on intranet；Using the information of above-mentioned acquisition, data server and movement
Terminal communicates, and transmits commodity selling information and payment information.
As depicted in figs. 1 and 2 comprising following steps.
Step 1：Businessman place of selling goods set up mobile terminal can long-range, orientation identification optical label, optical label passes through light
Line, which is dissipated, broadcasts into spatial dimension or shows mark content；Tag identifier content includes at least：Merchant network sales server
Address, businessman's type of merchandise, businessman's geospatial location, seller operating hours, merchant telephone number, local real-time time；Light
Label includes light emitting source, control circuit and battery or power, wherein light emitting source can use various luminescence technologies, such as make
With LED light, according to different use requirements, the quantity of light emitting source can be one or more, and control circuit is luminous for controlling
Circuit and light emitting source provide the energy in order to control for the frequency of light wave in source and flicker, battery and power supply, and light emitting source passes through week a period of time
Above-mentioned tag identifier content is expressed in the feature of the light sent out in phase, such as wavelength, intensity, the variations such as frequency；For above-mentioned label
Mark content optical label coding method be：
Positioning mark is flashed with signal element with 1/n seconds frequencies, and n is positive integer；The coding method of signal element group is：
Signal element shown in Fig. 7, the luminous matrix of the corresponding k × l constitutedIn, k, l are positive integer, arbitrarily
Signal element cij, cij∈ { 0,1 }, 0<i<L, 0<j<K indicates the binary data of a bit, { c00..., cij..., clk
Set constitutes code set according to specified sequence.If coding is distinguished according to the position of each signal element, space encoder
For：2k×l；If coding is according to time series, space encoder T2k×l, T is a complete sequence period frame number, and T is certainly
So number；Optical label can also be the combination of a variety of color lumps, change to form array by color lump light and shade, and the color lump of different light and shades indicates
Digital signal 0,1 ..., N, N corresponds to N systems, represents color lump light and shade and changes all status numbers that can be indicated；Coding mode
With it is above identical.
Step 2：User, by visually finding above-mentioned optical label, uses in optical label horizon range if you need to buy commodity
Family is then directed at optical label by mobile terminal directional, scans the optical label and mobile terminal carries out information capture and handled with interpretation；
The video acquisition frequency of mobile terminal is greater than or equal to 2 times of optical label frequency, is regarded by what is shot in acquisition mobile phone camera
Frequently, image information, and picture frame is passed to mobile phone EMS memory, processor is decoded operation, complete to identify decoded process；
The above-mentioned decoded process of identification is as shown in Figure 5 and Figure 6, and camera of mobile terminal connects according to itself intrinsic frequency
The optical label equipment image of continuous acquisition a period of time length, amounts to m frames, each frame is denoted as：f0, f1..., fm, wherein m is more than signal
One complete cycle T of the sequence of data frames that unit group is played；Difference is done to adjacent arbitrary two frame first, so that it may to obtain
Differential chart finds three position identifiers occurred in groups in differential chart, if not finding completely to position mark group or deposit
Beyond feature as one group, then adjacent two frame is chosen again and is found, until finding position identifiers group, Fig. 5
For differential chart, three witness marker symbols can be therefrom found；According to data signal units group in the structure of above-mentioned optical label design
Position relationship between position identifiers outlines the signal element group position in image, and carries out block division, finds correspondence
Each signal element corresponding to pixel region, Fig. 6 be by the position relationship between position identifiers and signal element,
Carry out the figure of block division；It is each signal element assignment according to light and shade state, then obtains the data of the frame；Due to m>T,
Therefore the coded data of above-mentioned acquisition, which exists, repeats, and provides the first frame only when position identifiers generating state converts here
Signal element data it is effective, therefore T valid data can be selected from m coded data above, remaining does not meet item
The coded data of part removes, then obtain it is consistent with the data transmitted by optical label in step 2, it is then that the coding filtered out is defeated
Enter processing routine memory field, acquire the image data of complete a cycle, obtain coding information, completes identification process.
Step 3：After scanning recognition successfully decoded, the coding result of acquisition is inquired to decoding in dictionary table, to obtain
The merchant network sales server address contained in label data, businessman's type of merchandise, businessman's geospatial location, businessman's business
Time, merchant telephone number information；It is shown on mobile terminals using by above-mentioned acquisition information；If user needs to buy
The commodity of the businessman then operate the control control corresponding to businessman's network address, merchant network sales server address are opened, into quotient
Product sales page；The merchandise sales page element is consistent with usual network electric business sales page；
Step 4：After user selectes the quantity of commodity and commodity in sales page, merchandise charge payment request is initiated, it should
Payment request submits to business server by network information channel；Businessman by server is known user purchase ask,
If rule are closed in buying behavior, receive the payment of user and return to payment successful respond, response content includes one and this friendship
Easily related, system in-time generatin identifying code C；
Step 5：After obtaining payment successful respond, user advances to place of selling goods, while businessman begins preparing for user's purchase
Commodity；Set-up procedure include tally, it is pre-sales processing (such as：Heating, low-temperature treatment, disinfection, classification, cutting, packaging), placement quotient
Product wait picking up goods；
Step 6：Implement to confirm by businessman after user, which reaches, sells goods place picking window；Confirmation method is：User shows
What business server was sent in step 5 pays the identifying code C successfully generated and payment payment for goods number, the letter that businessman shows user
Breath carries out uniformity comparison with the transaction information in business server, confirms success if consistent, otherwise it is assumed that delivery of cargo
Request is invalid；
Step 7：If being identified through rear user gets commodity, transaction is completed.
Information interacting method process advantages of simple of the present invention, can long-range operation and selected specified by sensation target
Retailer, retailer's stock greatly reduce the shopping payment stand-by period, reduce solid shop/brick and mortar store battalion with user close to synchronous progress
The advantages of industry area requirements.Using intelligent movable equipment to (label is oriented identification, then carries out long distance payment at a distance
Consumption.Fast transaction method between user and businessman based on the above method, i.e.,：Businessman gets ready the goods same after receiving order
When, user carries out parallel close to picking point, the two, to the stand-by period that is effective, being significantly reduced user, improves shopping effect
Rate is also greatly reduced the StoreFront area of business needed for businessman, thereby reduces paving rent.
Specifically, in the application scenarios of Fig. 1,1 approach shop 2 of user need to buy several bottled drinks in shop 2,
, close to quickly being bought and being paid using this method during shop 2, process is as shown in Figure 2 for it；It is that user 1 grasps on the left of Fig. 2
Make flow, right side is 2 operating process of shop, is included the following steps.
Step 1：Shop 2 place of selling goods set up mobile terminal can long-range, orientation identification optical label 3, optical label 3 identifies
Content includes at least：Www.mycafe.com, food and drink class, the blocks AB, 9：00-21:00、88888、12:56:09；Optical label 3 is believed
Number unit group is made of 5 × 5 luminescence units, and start frame is complete 1, and the frame period is T=6 frames, flicker frequency 60Hz；
Step 2：User 1 is having found optical label 3 at 280 meters of label by naked eyes, by chance needs to buy hot beverage one
Cup, user 1 are scanned the label and are carried out information capture using mobile terminal 4 and sentenced using the orientation alignment optical label 3 of mobile terminal 4
Reading is handled；The mobile terminal 4 need to be equipped with intelligent mobile terminal operating system, possess camera, the video acquisition frequency of camera
Rate 120FPS, memory headroom 1000M；Mobile terminal 4 acquires 30 frames, and each frame is denoted as：f0, f1..., f30；First to adjacent two
Frame f2, f3Difference differential chart is done, three position identifiers occurred in groups are found in differential chart；It is found according to position identifiers
Signal element group by subregion, finds the data content for corresponding to a unit and indicating in a frame, finds a week in this way
Phase (f6, f7, f8, f9, f10, f11) data, obtain coded data；
Step 3：After scanning recognition success, the coding result of acquisition is inquired to decoding in dictionary table, to, it completes to know
Do not go out www.mycafe.com, food and drink class, the blocks AB, 9：00-21:00、88888、12:56:09 information；Using by above-mentioned acquisition
It is shown on the display of information mobile terminal 4；Merchant network sales server address is opened, into the merchandise sales page；
Step 4：User 1, which is selected in sales page in the page, selectes one glass of hot beverage, and initiating commodity by Internetbank takes
With payment request, which submits to business server by network information channel；Businessman receives the payment of user and returns
Payment successful respond is returned, response content includes a random verification code 897548；
Step 5：After obtaining payment successful respond, user 1 advances to place shop 2 of selling goods, while businessman begins to warm up drink
Material, sugaring, packaging, placement wait for that user 1 picks up goods；
Step 6：After 3 minutes, user 1 reaches 2 picking window of place shop of selling goods, and shows random code 897548 and payment goods
Money is numbered, and the transaction information in the information and business server that businessman shows user carries out uniformity comparison, passes through；
Step 7：Delivery, transaction are completed.
Claims (6)
1. a kind of information interaction system based on optical label, which is characterized in that include the optical label for information coding, for carrying
For the data server of information, the mobile terminal of data server is decoded and connected for information, and mobile whole for connecting
The wireless communication network at end and data server；
The optical label includes that signal element and positioning identify；Signal element includes several luminescence units independently flickered, fixed
Bit identification includes the luminescence unit of multiple synchronous flashings, and the light-emitting area of luminescence unit, which is more than in signal element, in positioning mark sends out
The light-emitting area of light unit；The information content transmitted by the blinking coding of luminescence unit；
The mobile terminal includes image collecting device and image processing module, and image collecting device is for acquiring optical label
Coded image, image processing module is for being decoded coded image；Mobile terminal according to decoded information by radio communication
Network connection data server interactive information.
2. a kind of information interaction system based on optical label according to claim 1, which is characterized in that in signal element
Luminescence unit is arranged in arrays.
3. a kind of information interaction system based on optical label according to claim 1, which is characterized in that positioning mark is at least
Including three luminescence units not on the same line, the luminescence unit for positioning mark is disposed adjacent outside signal element.
4. a kind of information interaction system based on optical label according to claim 1, which is characterized in that mobile terminal uses
Smart mobile phone, tablet computer and intelligent glasses.
5. a kind of information interacting method using the information interaction system based on optical label as described in claim 1, feature exists
In, include the following steps,
Step 1, by supply information by the flicker sequence of each luminescence unit and frequency in setting signal unit to be transmitted
Information encoded, pass through the flicker sequence for setting all luminescence units in positioning mark and period for being transmitted to information of frequency
It is encoded；
Step 2 when demand information, passes through Image Acquisition mould not being shorter than in the time of information transmission period using mobile terminal
The image that block continuous acquisition optical label generates when flickering, by obtaining the information of optical label transmission to the decoding of image；
Step 3, mobile terminal are connect according to the information obtained after decoding, through cordless communication network with data server, and realizing needs
Ask the interaction with supply information；
In step 1, when the signal element in optical label encodes, with the luminous matrix of k rows l row in signal elementIn arbitrary luminescence unit cijIndicate that the binary system of a bit or multi-system data mutual transmission are passed information and compiled
Code, wherein cij∈ { 0,1 ..., N }, N correspond to N systems, and 0<i<L, 0<j<K, k and l are positive integer；
In step 2, when the image generated when being flickered to optical label optical label is decoded, include the following steps,
The label image generated when 2.1 mobile terminals are according to the cursor flicker of length for a period of time of itself intrinsic frequency continuous acquisition,
Total m frames, each frame are denoted as：f0, f1..., fm, acquisition time is not less than signal transmission cycle T；
2.2 pairs of adjacent arbitrary two frames make the difference and get differential chart, are found in differential chart in the positioning mark occurred in groups
Multiple luminescence units；According to the relationship of signal element and positioning label, obtains the signal element position in image and shine
The block of unit divides；
2.3 states changed according to light and shade state or multiple color are assigned for luminescence unit in each signal element in every frame
Value, then decoding obtain the data of corresponding frame；The conversion that state is known by decoding positioning target determines that information transmission period and information pass
The starting passed, successively decoded information transmit the period in each frame data, the transmission information encoded.
6. information interacting method according to claim 5, which is characterized in that with the variation of luminescence unit light and shade two states
The change that 1 or 0 or multiple color in signal are transmitted as number is turned to multiple states that number transmits signal, Huo Zheming
The change of dark and color combination is turned to multiple states that number transmits signal.
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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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| CN105718840B (en) * | 2016-01-27 | 2018-07-24 | 西安小光子网络科技有限公司 | A kind of information interaction system and method based on optical label |
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| CN105718840A (en) | 2016-06-29 |
| WO2017128982A1 (en) | 2017-08-03 |
| TW201727542A (en) | 2017-08-01 |
| TWI620129B (en) | 2018-04-01 |
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