CN108809442A - A kind of sonic transmissions 2 D code system based on intelligent terminal, method and apparatus - Google Patents
A kind of sonic transmissions 2 D code system based on intelligent terminal, method and apparatus Download PDFInfo
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- CN108809442A CN108809442A CN201810352059.5A CN201810352059A CN108809442A CN 108809442 A CN108809442 A CN 108809442A CN 201810352059 A CN201810352059 A CN 201810352059A CN 108809442 A CN108809442 A CN 108809442A
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- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000004044 response Effects 0.000 claims abstract description 120
- 239000011159 matrix material Substances 0.000 claims description 52
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000012937 correction Methods 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B11/00—Transmission systems employing sonic, ultrasonic or infrasonic waves
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
- G06K19/06037—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking multi-dimensional coding
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
- G06Q20/32—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using wireless devices
- G06Q20/327—Short range or proximity payments by means of M-devices
- G06Q20/3272—Short range or proximity payments by means of M-devices using an audio code
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0078—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
- H04L1/0083—Formatting with frames or packets; Protocol or part of protocol for error control
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- Mobile Radio Communication Systems (AREA)
Abstract
The sonic transmissions 2 D code system that the invention discloses a kind of based on intelligent terminal, method and apparatus, sonic transmissions are carried out to Quick Response Code based on intelligent terminal, only user is needed to hold intelligent terminal, utilize the transmission and pickup of loud speaker and microphone realization two-dimensional code data frame inside intelligent terminal, it is very convenient, even if in the case of no mobile network or wireless network, data transmission can still be effectively performed, the numerous public arena of the numbers such as hotel, restaurant, shopping square is can be applied to, removes everybody from and is lined up the embarrassment of barcode scanning；The present invention can make the user do not need to wait for barcode scanning again, and need to only hold intelligent terminal can realize that Quick Response Code obtains, and effective promotion user experience meets the quick, intelligent use demand of user.
Description
Technical field
The present invention relates to data communication field, especially a kind of sonic transmissions 2 D code system based on intelligent terminal, side
Method and device.
Background technology
As planar bar code technology is in the extensive use of the modern life, by scanning the two-dimensional code the work for obtaining information to people
Great help is provided with clothing, food, lodging and transportion -- basic necessities of life.The information propagation pattern of Quick Response Code is generally by using mobile phone camera to sweep at present
Quick Response Code is retouched to obtain the information in Quick Response Code, and in some cases .., such as large-scale public situation or more serious field
In conjunction, everybody is scanned round the picture containing Quick Response Code to open mobile phone camera, it appears inconvenient refined and right
For everyone, waits for barcode scanning obviously to make its experience will not be very good, can not meet the quick, intelligent use demand of user.
Invention content
To solve the above-mentioned problems, the object of the present invention is to provide a kind of sonic transmissions Quick Response Code system based on intelligent terminal
System, method and apparatus make the user do not need to wait for barcode scanning again using sonic transmissions Quick Response Code, only need to hold intelligent terminal
Realize that Quick Response Code obtains, effective promotion user experience meets the quick, intelligent use demand of user.
In order to make up for the deficiencies of the prior art, the technical solution adopted by the present invention is：
A kind of sonic transmissions 2 D code system based on intelligent terminal, including transmitting terminal and receiving terminal, the transmitting terminal packet
The Quick Response Code matrix generating module, sonic data coding module and sonic data transmission module for being sequentially connected setting are included, it is described to connect
Receiving end includes being sequentially connected the sonic data decoder module and Quick Response Code matrix conversion module of setting, the acoustic data transmissions mould
Block is connected to sonic data decoder module；
The Quick Response Code matrix generating module for scanning or generating Quick Response Code, and obtains the corresponding two dimension of the Quick Response Code
Code matrix；
The sonic data coding module obtains coded number for carrying out sonic data coding to the Quick Response Code matrix
According to；
The acoustic data transmissions module, for coded data in the form of each data frame to be sent to sound using loud speaker
Wave number is according to decoder module；
The sonic data decoder module receives each data frame and is solved completely to each data frame for passing through microphone
Code, obtains decoding data；
The Quick Response Code matrix conversion module regenerates corresponding for converting decoding data to Quick Response Code matrix
Quick Response Code and the raw information for obtaining the Quick Response Code.
Further, the sonic data coding module, for carrying out sonic data coding, packet to the Quick Response Code matrix
It includes：For carrying out channel coding, digital modulation and PCM sliding-model controls to the Quick Response Code matrix.
Further, the sonic data decoder module, for being decoded completely to each data frame, including：For to each
Data frame is decoded, and restores the corresponding information code word of each data frame and according to transmission control protocol to each data frame and CRC code
It is verified, to check whether there is the situation that data frame goes out active or mistake；If so, then feeding back to acoustic data transmissions mould
Block executes following operation：After the completion of waiting for other data frame transfers, the data frame of active or error situation is retransmitted out.
A kind of sonic transmissions Quick Response Code method based on intelligent terminal, includes the following steps：
S1, scanning generate Quick Response Code, and obtain the corresponding Quick Response Code matrix of the Quick Response Code；
S2, sonic data coding is carried out to the Quick Response Code matrix, obtains coded data；
S3, coded data in the form of each data frame is sent to the external world using loud speaker；
S4, each data frame is received by microphone and each data frame is decoded completely, obtain decoding data；
S5, it converts decoding data in Quick Response Code matrix, regenerate corresponding Quick Response Code and obtains the original of the Quick Response Code
Beginning information.
Further, the step S2 carries out sonic data coding to the Quick Response Code matrix, including：To the Quick Response Code square
Battle array carries out channel coding, digital modulation and PCM sliding-model controls.
Further, in the step S4, each data frame is decoded completely, obtains decoding data, is included the following steps：
S41, demodulation decoding is carried out to each data frame；
S42, each data frame is synchronized；
S43, judge whether each data frame number is correct, read CRC code if correct, otherwise mark correct data frame
Serial number and return to step S41；
S44, CRC code is verified, judges whether the content of data frame is correct, if then output data content frame, no
Then mark correct data frame number and return to step S41.
Further, each data frame and CRC code are verified according to transmission control protocol, the transmission control protocol is
Decoding based on data frame and data frame and formulate；The data frame binary representation, the data frame include being used for
4 initial frequency marks of synchrodata frame, for the m of mark data frame2(0<m2≤ 8) bit data frames serial number, m3(36≤m3
≤ 52) information bit of position, m4(8≤m4≤ 24) error correction bit of position, 4 bit interval positions, m6(8≤m2≤ 16) position CRC code and 4 knots
Beam frequency mark；Wherein, m3+m4=60.
A kind of sonic transmissions Quick Response Code device based on intelligent terminal, including processor and executable for storing processor
The memory of instruction；The processor reads executable instruction and executes following steps：
Scanning generates Quick Response Code, and obtains the corresponding Quick Response Code matrix of the Quick Response Code；
Sonic data coding is carried out to the Quick Response Code matrix, obtains coded data；
Coded data in the form of each data frame is sent to the external world using loud speaker；
Each data frame is received by microphone and each data frame is decoded completely, obtains decoding data；
It converts decoding data to Quick Response Code matrix, regenerate corresponding Quick Response Code and obtains the original letter of the Quick Response Code
Breath.
The beneficial effects of the invention are as follows：Based on intelligent terminal, sonic transmissions are carried out to Quick Response Code, only user are needed to hold intelligence
Terminal, using the transmission and pickup of loud speaker and microphone realization two-dimensional code data frame inside intelligent terminal, very just
Just, even if in the case of no mobile network or wireless network, data transmission can be still effectively performed, can be applied to wine
The numerous public arena of the numbers such as shop, restaurant, shopping square removes everybody from and is lined up the embarrassment of barcode scanning；Therefore, the present invention utilizes sound
Wave transmits Quick Response Code, makes the user do not need to wait for barcode scanning again, and need to only hold intelligent terminal can realize that Quick Response Code obtains, effective
User experience is promoted, the quick, intelligent use demand of user is met.
Description of the drawings
Present pre-ferred embodiments are provided below in conjunction with the accompanying drawings, with the embodiment that the present invention will be described in detail.
Fig. 1 is the structural schematic block diagram of the system of the present invention；
Fig. 2 is the structural schematic diagram of the data frame of the present invention；
Fig. 3 is the execution flow chart of the step S4 of the method for the present invention.
Specific implementation mode
Referring to Fig.1, a kind of sonic transmissions 2 D code system based on intelligent terminal, it is characterised in that：Including transmitting terminal and
Receiving terminal, the transmitting terminal include the Quick Response Code matrix generating module, sonic data coding module and sound wave for being sequentially connected setting
Data transmission module, the receiving terminal include the sonic data decoder module and Quick Response Code matrix conversion mould for being sequentially connected setting
Block, the acoustic data transmissions module are connected to sonic data decoder module；
The Quick Response Code matrix generating module for scanning or generating Quick Response Code, and obtains the corresponding two dimension of the Quick Response Code
Code matrix；
The sonic data coding module obtains coded number for carrying out sonic data coding to the Quick Response Code matrix
According to；
The acoustic data transmissions module, for coded data in the form of each data frame to be sent to sound using loud speaker
Wave number is according to decoder module；
The sonic data decoder module receives each data frame and is solved completely to each data frame for passing through microphone
Code, obtains decoding data；
The Quick Response Code matrix conversion module regenerates corresponding for converting decoding data to Quick Response Code matrix
Quick Response Code and the raw information for obtaining the Quick Response Code.
Specifically, one-to-one and one-to-many sonic transmissions may be implemented in transmitting terminal and receiving terminal, are not intended to limit, can be with
It is the equipment such as mobile phone, tablet, these modules that need to only collect COST system on devices can be realized, and be reduced in technical aspect
Prodigious manufacture difficulty, convenient for promoting；Since loud speaker and microphone are components that all can be integrally disposed on intelligent terminal, because
This does not impose any restrictions both parts.
Since human ear is not very sensitive to high-frequency acoustic signals, this high-frequency signal will not generate people interference, and
And the frequency response characteristic of the loud speaker and microphone built in existing intelligent terminal can meet and be believed using high frequency sound wave
Number requirement carried out data transmission.Quick Response Code transmission is carried out without spending additional chip cost and circuit using high frequency sound wave
Data transmission can be still effectively performed even if in the case of no mobile network or wireless network in cost.The program can be with
It exhibits one's skill to the full in the numerous public arena of the numbers such as hotel, restaurant and shopping square, customer is not necessarily to barcode scanning, only need to be included in mobile phone
Button is clicked in APP with the function to receive the sound wave Quick Response Code and can obtain corresponding information, as device shown in the present invention,
Without opening camera scanning, life is made to become more intelligent.
Further, the sonic data coding module, for carrying out sonic data coding, packet to the Quick Response Code matrix
It includes：For carrying out channel coding, digital modulation and PCM sliding-model controls to the Quick Response Code matrix.
Further, the sonic data decoder module, for being decoded completely to each data frame, including：For to each
Data frame is decoded, and restores the corresponding information code word of each data frame and according to transmission control protocol to each data frame and CRC code
It is verified, to check whether there is the situation that data frame goes out active or mistake；If so, then feeding back to acoustic data transmissions mould
Block executes following operation：After the completion of waiting for other data frame transfers, the data frame of active or error situation is retransmitted out.
A kind of sonic transmissions Quick Response Code method based on intelligent terminal, includes the following steps：
S1, scanning generate Quick Response Code, and obtain the corresponding Quick Response Code matrix of the Quick Response Code；
S2, sonic data coding is carried out to the Quick Response Code matrix, obtains coded data；
S3, coded data in the form of each data frame is sent to the external world using loud speaker；
S4, each data frame is received by microphone and each data frame is decoded completely, obtain decoding data；
S5, it converts decoding data in Quick Response Code matrix, regenerate corresponding Quick Response Code and obtains the original of the Quick Response Code
Beginning information.
Further, the step S2 carries out sonic data coding to the Quick Response Code matrix, including：To the Quick Response Code square
Battle array carries out channel coding, digital modulation and PCM sliding-model controls.
Further, in reference Fig. 3, the step S4, each data frame is decoded completely, obtains decoding data, including
Following steps：
S41, demodulation decoding is carried out to each data frame；
S42, each data frame is synchronized；
S43, judge whether each data frame number is correct, read CRC code if correct, otherwise mark correct data frame
Serial number and return to step S41；
S44, CRC code is verified, judges whether the content of data frame is correct, if then output data content frame, no
Then mark correct data frame number and return to step S41.
With reference to Fig. 2, each data frame and CRC code are verified according to transmission control protocol, the transmission control protocol
It is the decoding based on data frame and data frame and formulates；The data frame binary representation, the data frame include using
In 4 initial frequency marks of synchrodata frame, for the m of mark data frame2(0<m2≤ 8) bit data frames serial number, m3(36≤
m3≤ 52) information bit of position, m4(8≤m4≤ 24) error correction bit of position, 4 bit interval positions, m6(8≤m2≤ 16) position CRC code and 4 knots
Beam frequency mark；Wherein, m3+m4=60.
Specifically, step S1 scannings or generation Quick Response Code include the scanning for carrying out Quick Response Code or the original number according to transmission
According to generation Quick Response Code, then obtain its matrix, it is however generally that, white blockage in " 0 " corresponding two-dimension code image in matrix, " 1 " is right
Answer black blockage in two-dimension code image；Continue to carry out binary system turn 16 to 0/1 matrix data of Quick Response Code that previous step obtains
System processing, converts Quick Response Code matrix to hexadecimal code word.
Above-mentioned hexadecimal code word is inserted into data frame, then carries out sonic data coding, sonic data coding includes RS
Coding and digital modulation, are playd in order the data after coding in outside air using loud speaker as a data frame.
The decoding of data frame includes amplification, bandpass filtering, demodulation and the decoding of RS error correcting codes of signal.Wait for all data frames
After being successfully decoded, that is, 0/1 matrix of Quick Response Code is retrieved, so as to regenerate two-dimension code image, Quick Response Code can also be passed through
Decoding algorithm obtains the raw information or data flow of Quick Response Code.
A kind of sonic transmissions Quick Response Code device based on intelligent terminal, including processor and executable for storing processor
The memory of instruction；The processor reads executable instruction and executes following steps：
Scanning generates Quick Response Code, and obtains the corresponding Quick Response Code matrix of the Quick Response Code；
Sonic data coding is carried out to the Quick Response Code matrix, obtains coded data；
Coded data in the form of each data frame is sent to the external world using loud speaker；
Each data frame is received by microphone；
Each data frame is decoded completely, obtains decoding data；
It converts decoding data to Quick Response Code matrix, regenerate corresponding Quick Response Code and obtains the original letter of the Quick Response Code
Breath.
Specifically, which can be devised in the form of software APP, to be downloaded for each intelligent terminal, than
Quick Response Code can be transmitted by the APP by such as sending the intelligent terminal of Quick Response Code, and the intelligent terminal for receiving Quick Response Code is received by the APP
And Quick Response Code is restored, and to realize transmission, it is seen that it is very convenient, it need to only be achieved that with intelligent terminal.
Presently preferred embodiments of the present invention and basic principle is discussed in detail in the above content, but the invention is not limited in
The above embodiment, those skilled in the art should be recognized that also had under the premise of without prejudice to spirit of that invention it is various
Equivalent variations and replacement, these equivalent variations and replacement all fall within the protetion scope of the claimed invention.
Claims (8)
1. a kind of sonic transmissions 2 D code system based on intelligent terminal, it is characterised in that：It is described including transmitting terminal and receiving terminal
Transmitting terminal includes the Quick Response Code matrix generating module, sonic data coding module and acoustic data transmissions mould for being sequentially connected setting
Block, the receiving terminal include the sonic data decoder module and Quick Response Code matrix conversion module for being sequentially connected setting, the sound wave
Data transmission module is connected to sonic data decoder module；
The Quick Response Code matrix generating module for scanning or generating Quick Response Code, and obtains the corresponding Quick Response Code square of the Quick Response Code
Battle array；
The sonic data coding module obtains coded data for carrying out sonic data coding to the Quick Response Code matrix；
The acoustic data transmissions module, for coded data to be sent to sound wave number in the form of each data frame using loud speaker
According to decoder module；
The sonic data decoder module receives each data frame and is decoded completely to each data frame for passing through microphone,
Obtain decoding data；
The Quick Response Code matrix conversion module regenerates corresponding two dimension for converting decoding data to Quick Response Code matrix
Code and the raw information for obtaining the Quick Response Code.
2. a kind of sonic transmissions 2 D code system based on intelligent terminal according to claim 1, which is characterized in that described
Sonic data coding module is used to carry out sonic data coding to the Quick Response Code matrix, including：For to the Quick Response Code square
Battle array carries out channel coding, digital modulation and PCM sliding-model controls.
3. a kind of sonic transmissions 2 D code system based on intelligent terminal according to claim 1, which is characterized in that described
Sonic data decoder module, for being decoded completely to each data frame, including：For being decoded to each data frame, restore
The corresponding information code word of each data frame simultaneously verifies each data frame and CRC code according to transmission control protocol, is to check
The no situation for thering is data frame to go out active or mistake；If so, then feeding back to acoustic data transmissions module, following operation is executed：It waits for
After the completion of other data frame transfers, the data frame of active or error situation is retransmitted out.
4. a kind of sonic transmissions Quick Response Code method based on intelligent terminal, which is characterized in that include the following steps：
S1, scanning generate Quick Response Code, and obtain the corresponding Quick Response Code matrix of the Quick Response Code；
S2, sonic data coding is carried out to the Quick Response Code matrix, obtains coded data；
S3, coded data in the form of each data frame is sent to the external world using loud speaker；
S4, each data frame is received by microphone and each data frame is decoded completely, obtain decoding data；
S5, it converts decoding data in Quick Response Code matrix, regenerate corresponding Quick Response Code and obtains the original letter of the Quick Response Code
Breath.
5. a kind of method of sonic transmissions Quick Response Code based on intelligent terminal according to claim 4, which is characterized in that institute
It states in step S2, sonic data coding is carried out to the Quick Response Code matrix, including：Channel volume is carried out to the Quick Response Code matrix
Code, digital modulation and PCM sliding-model controls.
6. a kind of method of sonic transmissions Quick Response Code based on intelligent terminal according to claim 4, which is characterized in that institute
It states in step S4, each data frame is decoded completely, obtains decoding data, is included the following steps：
S41, demodulation decoding is carried out to each data frame；
S42, each data frame is synchronized；
S43, judge whether each data frame number is correct, read CRC code if correct, otherwise mark correct data frame number
And return to step S41；
S44, CRC code is verified, judges whether the content of data frame is correct, if then output data content frame, is otherwise marked
Remember and correct data frame number and return to step S41.
7. a kind of method of sonic transmissions Quick Response Code based on intelligent terminal according to claim 6, which is characterized in that root
Each data frame and CRC code are verified according to transmission control protocol, the transmission control protocol is to be based on data frame and data
The decoding of frame and formulate；The data frame binary representation, the data frame include 4 for synchrodata frame
Beginning frequency mark, for the m of mark data frame2(0<m2≤ 8) bit data frames serial number, m3(36≤m3≤ 52) information bit of position, m4
(8≤m4≤ 24) error correction bit of position, 4 bit interval positions, m6(8≤m2≤ 16) position CRC code and 4 end frequency marks；Wherein, m3+
m4=60.
8. a kind of sonic transmissions Quick Response Code device based on intelligent terminal, which is characterized in that including processor and at storage
Manage the memory of device executable instruction；The processor reads executable instruction and executes following steps：
Scanning generates Quick Response Code, and obtains the corresponding Quick Response Code matrix of the Quick Response Code；
Sonic data coding is carried out to the Quick Response Code matrix, obtains coded data；
Coded data in the form of each data frame is sent to the external world using loud speaker；
Each data frame is received by microphone and each data frame is decoded completely, obtains decoding data；
It converts decoding data to Quick Response Code matrix, regenerate corresponding Quick Response Code and obtains the raw information of the Quick Response Code.
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| US9471698B1 (en) * | 2015-12-02 | 2016-10-18 | International Business Machines Corporation | Embedding, transmitting and receiving data in an audio file |
| CN106845953A (en) * | 2017-01-23 | 2017-06-13 | 上海讯联数据服务有限公司 | Mobile payment information processor and method of mobile payment and system |
| CN107393066A (en) * | 2017-06-30 | 2017-11-24 | 北京康得新创科技股份有限公司 | Unlocking method, terminal, server and the system for unlocking of smart lock |
| CN107733532A (en) * | 2017-09-28 | 2018-02-23 | 阿里巴巴集团控股有限公司 | Information interacting method, device and equipment |
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| CN110011749A (en) * | 2019-04-10 | 2019-07-12 | 中山大学 | It is a kind of in multi-carrier modulation based on the safety of physical layer communication means of sound wave destructive interference |
| CN110011749B (en) * | 2019-04-10 | 2021-02-05 | 中山大学 | Physical layer secure communication method based on sound wave destructive interference in multi-carrier modulation |
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Application publication date: 20181113 |