CN113132527A - Method, device and terminal based on ultrasonic communication - Google Patents
Method, device and terminal based on ultrasonic communication Download PDFInfo
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- CN113132527A CN113132527A CN202110367562.XA CN202110367562A CN113132527A CN 113132527 A CN113132527 A CN 113132527A CN 202110367562 A CN202110367562 A CN 202110367562A CN 113132527 A CN113132527 A CN 113132527A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device
- G06K17/0025—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device the arrangement consisting of a wireless interrogation device in combination with a device for optically marking the record carrier
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B11/00—Transmission systems employing sonic, ultrasonic or infrasonic waves
Abstract
The invention discloses a method, a device and a terminal based on ultrasonic communication, which can decode and encode ultrasonic carrier information of any code system by the method based on the ultrasonic communication, so that a user of a mobile terminal can more conveniently enjoy the service provided by the ultrasonic carrier information without being limited by visual environment; the method can encrypt the message content sent by the mobile terminal to the background server and decrypt the message content received by the background server. The encryption and decryption of the information can ensure the safety of the data, and the method is suitable for services with high data safety, such as payment service, voting service and the like; the mobile terminal and the background server are enabled to work cooperatively to jointly complete service provision. The mobile terminal not only sends the service providing request message to the background server, but also can perform part of the work of providing the service, thereby reducing the load of the server and improving the user experience.
Description
Technical Field
The present invention relates to the field of communications technologies, and in particular, to a method, an apparatus, and a terminal for ultrasonic communication.
Background
At present, the two-dimensional code or bar code records data symbol information by using a certain specific geometric figure and black and white figures distributed in a two-dimensional direction according to a certain rule. The mobile phone two-dimension code is an application of a two-dimension code technology on a mobile terminal. The mobile phone two-dimension code service is currently divided into two major types, namely a mobile phone read type application and a mobile phone main read type application.
The read application of the mobile phone is that a user reads image information through special equipment, then services are completed through various online or offline modes, and an electronic certificate is transmitted and fed back on a screen of a mobile terminal through a mobile network. The read application of the mobile phone can be used for services such as electronic tickets, electronic coupons, electronic delivery tickets, electronic membership cards, payment certificates and the like.
The mobile phone owner reads the application and uses the mobile terminal with the camera as a tool for reading the two-dimensional code, and two-dimensional code reading software is installed on the mobile terminal. The two-dimensional code image printed on various carriers such as newspapers, magazines, advertisements, books, packages, personal business cards and the like is shot through a camera, and the shot two-dimensional code image is decoded through two-dimensional code reading software, so that the mobile terminal is connected with a network to finish subsequent services.
The technology uses images as information transfer carriers, adopts a code scanning mode to carry out information transfer, has certain convenience, and is widely applied to the aspects of social services.
However, this technique also has certain restriction factors, and is greatly affected and restricted by the environment, and has the following problems: firstly, the method comprises the following steps: when a user is far away from the two-dimensional code image, a clear image is difficult to shoot; secondly, the method comprises the following steps: when the user is blocked by an obstacle or is restricted by the moving range of the current moving environment, it is difficult to capture a target image.
Disclosure of Invention
The invention aims to provide a method, a device and a terminal based on ultrasonic communication, aiming at solving the problem that clear images are difficult to shoot when a user is far away from a two-dimensional code image in the prior art; when the user is blocked by an obstacle or is restricted by the moving range of the current activity environment, the technical problem that the target image is difficult to shoot is solved.
In order to achieve the above object, the present invention employs a method based on ultrasonic communication, comprising the steps of,
the mobile terminal records the ultrasonic carrier wave information through a microphone arranged in the mobile terminal;
the mobile terminal decodes the recorded ultrasonic file and analyzes the carrier wave in the ultrasonic to obtain target information;
analyzing the coding information, acquiring a key containing a decoding rule, judging whether the ultrasonic file is generated according to a preset coding rule, and if the ultrasonic carrier information is generated according to the preset coding rule, continuing to execute the following subsequent steps;
if the ultrasonic carrier wave information is generated according to a preset coding rule, the mobile terminal executes a corresponding target encryption command and requests a server;
extracting service information corresponding to the coding information according to the coding information;
the mobile terminal sends a service providing request message to a background server;
and the background server provides a series of subsequent services for the mobile terminal according to the content of the service providing request message.
Wherein, in the analysis of the coding information,
code information corresponding to the service information is generated according to a predetermined coding rule and ultrasonic carrier information corresponding to the code information is generated.
Wherein, after the mobile terminal executes the corresponding target encryption command and the request server if the ultrasonic carrier information is generated according to the predetermined encoding rule,
sending a service providing request message to a background server; and the background server decrypts the content of the service providing request message and provides the service for the mobile terminal so as to ensure safe communication.
The invention also comprises a terminal based on ultrasonic communication, which comprises a mobile terminal, wherein the mobile terminal comprises a microphone unit, a decoder unit, a coding information analysis unit and a sending/receiving unit;
the microphone unit is used for recording ultrasonic carrier wave information;
the decoder unit is used for decoding the recorded ultrasonic carrier information to obtain coding information;
the coding information analysis unit is used for analyzing the coding information, judging whether the ultrasonic carrier wave information is generated according to a preset coding rule, and if the ultrasonic carrier wave information is generated according to the preset coding rule of a certain rule, extracting corresponding service information and a corresponding equipment instruction according to the coding information coding rule;
and the sending/receiving unit is used for sending information to a background server and receiving information from the background server.
Wherein, the mobile terminal also comprises an encryption unit;
the encryption unit is used for encrypting the content of the server providing request message.
The invention also comprises a device based on ultrasonic communication, which comprises the terminal based on ultrasonic communication and is characterized by also comprising a background server, wherein the background server is connected with the mobile terminal through an ultrasonic carrier;
the background server comprises an ultrasonic carrier wave information generating unit, a first sending/receiving unit of the device, a second sending/receiving unit of the device, an input unit and a playing unit;
the ultrasonic carrier information generating unit is used for generating a coding information sequence corresponding to the association of a server and a mobile terminal, generating a coding information sequence corresponding to the coding information sequence and compiling the coding information sequence into an ultrasonic carrier information file;
a first transmitting/receiving unit of the apparatus, configured to receive a service from the mobile terminal, provide a request message and provide the service to the mobile terminal, and further configured to feed back information received from the mobile terminal and send a success or failure message to the mobile terminal;
a second sending/receiving unit of the device, configured to send information to the background service server and receive a message from the background service server, and if the ultrasonic carrier information is generated according to a predetermined encoding rule, to send a service request message to the background service server and receive a service from the background service server;
the input unit is used for inputting information required to be input by the background server and generating an encryption key and an encryption key according to the input information;
the playing unit is used for playing the ultrasonic carrier wave file generated by the server.
According to the method, the device and the terminal based on the ultrasonic communication, the ultrasonic carrier information of any code system can be decoded and coded by the method based on the ultrasonic communication, so that a user of the mobile terminal can more conveniently enjoy the service provided by the ultrasonic carrier information without being limited by a visual environment; the method can encrypt the message content sent by the mobile terminal to the background server and decrypt the message content received by the background server. The encryption and decryption of the information can ensure the safety of the data, and the method is suitable for services with high data safety, such as payment service, voting service and the like; the mobile terminal and the background server are enabled to work cooperatively to jointly complete service provision. The mobile terminal not only sends the service providing request message to the background server, but also can perform part of the work of providing the service, thereby reducing the load of the server and improving the user experience.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flow chart of the method of the present invention based on ultrasound communication.
Fig. 2 is a block diagram showing the configuration of a first embodiment of the service providing system of the present invention.
Fig. 3 is a block diagram of the configuration of the first embodiment of the mobile terminal of the present invention.
In the figure: 1-service providing system, 2-mobile terminal, 3-wireless network, 4-background server, 5-external server, 6-ultrasonic wave carrier information, 21-control unit, 22-microphone, 23-decoder, 24-coding information analysis unit, 25-sending/receiving unit, 26-input unit, 27-display unit.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1, the present invention provides a method based on ultrasonic communication, comprising the following steps,
s101: the mobile terminal 2 records the ultrasonic carrier wave information 6 through a microphone 22 arranged in the mobile terminal 2;
s102: the mobile terminal 2 decodes the recorded ultrasonic file and analyzes the carrier wave in the ultrasonic to obtain target information;
s103: generating encoding information corresponding to the service information according to a predetermined encoding rule and generating ultrasonic carrier information 6 corresponding to the encoding information, acquiring a key containing a decoding rule, judging whether the ultrasonic file is generated according to the predetermined encoding rule, and if the ultrasonic carrier information 6 is generated according to the predetermined encoding rule, continuing to execute the following subsequent steps;
s104: sending a service providing request message to the background server 4; the background server 4 decrypts the content of the service providing request message and provides the service for the mobile terminal 2 to ensure safe communication;
s105: if the ultrasonic carrier wave information 6 is generated according to a predetermined encoding rule, the mobile terminal 2 executes a corresponding target encryption command and request server;
s106: extracting service information corresponding to the coding information according to the coding information;
s107: the mobile terminal 2 sends a service providing request message to the background server 4;
s108: the background server 4 provides a series of subsequent services to the mobile terminal 2 according to the content of the service providing request message.
In this embodiment, the mobile terminal 2 and the backend server 4 are wirelessly connected through an ultrasonic carrier, and the method includes the following steps: converting the acquired data to be transmitted into a specific system code, and then carrying out coding modulation on the converted specific system code according to a preset ultrasonic communication coding and decoding format to generate an ultrasonic signal data waveform sent outwards; the ultrasonic communication coding and decoding format is as follows: m coding sequences are set corresponding to M specific system metadata, each coding sequence is composed of N sections of ultrasonic signals sent in sequence, the frequencies of the N sections of ultrasonic signals are different, the first section of ultrasonic signals of different specific system metadata are the same data head signals, and the last N-1 sections of ultrasonic signals of different specific system metadata are N-1 sections of content signals with different arrangement and combination sequences.
The method comprises the steps of ultrasonic carrier decoding, wherein M coding sequences are set corresponding to M appointed decoding system metadata, each coding sequence is composed of N sections of ultrasonic signals which are sent in sequence, the frequencies of the N sections of ultrasonic signals are different, the first section of ultrasonic signals of different appointed decoding system metadata are the same data head signals, and the last N-1 sections of ultrasonic signals of different appointed decoding system metadata are N-1 sections of content signals which are different in arrangement and combination sequence; and N is a natural number which is greater than or equal to a certain appointed value. Generating coding information corresponding to the service information according to a predetermined coding rule and generating ultrasonic carrier information 6 corresponding to the coding information; issuing the ultrasonic carrier wave information 6 to a user reachable environment; the background server 4 further comprises a further decoder 23 for decoding the further ultrasonic carrier information 6 to provide a unique decoding capability, providing the reaction and processing speed of the server; in this way, the method based on ultrasonic communication can decode and encode the ultrasonic carrier wave information 6 with any code system, so that the user of the mobile terminal 2 can more conveniently enjoy the service provided by the ultrasonic carrier wave information 6 without being limited by the visual environment; the message content sent by the mobile terminal 2 to the background server 4 can be encrypted, and the message content received by the background server 4 can be decrypted. The encryption and decryption of the information can ensure the safety of the data, and the method is suitable for services with high data safety, such as payment service, voting service and the like; the mobile terminal 2 and the background server 4 work cooperatively to jointly complete service provision. The mobile terminal 2 not only sends the service providing request message to the background server 4, but also the mobile terminal 2 can perform part of the work of providing the service, thereby reducing the server load and improving the user experience.
Referring to fig. 2 and 3, a terminal based on ultrasonic communication includes a mobile terminal including a microphone 22 unit, a decoder 23 unit, an encoded information parsing unit 24, and a transmitting/receiving unit 25;
the microphone 22 unit is used for recording the ultrasonic carrier wave information 6;
the decoder 23 unit is configured to decode the recorded ultrasonic carrier information 6 to obtain encoded information;
the coding information analyzing unit 24 is configured to analyze the coding information, determine whether the ultrasonic carrier information 6 is generated according to a predetermined coding rule, and if the ultrasonic carrier information 6 is generated according to a predetermined coding rule of a certain rule, extract corresponding service information and a device instruction according to the coding information coding rule;
the sending/receiving unit 25 is configured to send information to the backend server 4 and receive messages from the backend server 4.
Further, referring to fig. 1, the mobile terminal 2 further includes an encryption unit;
the encryption unit is used for encrypting the content of the server providing request message.
Referring to fig. 2 and 3, an apparatus based on ultrasonic communication includes the terminal based on ultrasonic communication, and further includes a background server 4, where the background server 4 is connected to the mobile terminal 2 through an ultrasonic carrier;
the background server 4 comprises an ultrasonic carrier wave information generating unit, a first sending/receiving unit 25 of the device, a second sending/receiving unit 25 of the device, an input unit 26 and a playing unit;
the ultrasonic carrier information generating unit is used for generating a coding information sequence corresponding to the association between the server and the mobile terminal 2, generating a coding information sequence corresponding to the coding information sequence and compiling the coding information sequence into an ultrasonic carrier information 6 file;
a first transmitting/receiving unit 25 of the apparatus for receiving a service from the mobile terminal 2, providing a request message and providing a service to the mobile terminal 2, and for feeding back information received from the mobile terminal 2 and transmitting a success or failure message to the mobile terminal 2;
a second sending/receiving unit 25 of the apparatus, configured to send information to the background service server and receive a message from the background service server, and if the ultrasonic carrier information 6 is generated according to a predetermined encoding rule, to send a service request message to the background service server and receive a service from the background service server;
the input unit 26 is configured to input information required to be input by the backend server 4, and generate an encryption key and an encryption key according to the input information;
the playing unit is used for playing the ultrasonic carrier wave file generated by the server.
Further, the background server 4 further comprises a database;
and the database is used for storing the service information and the related service information.
Further, the background server 4 further comprises a decryption unit;
and the decryption unit is used for decrypting the content of the request message provided by the server.
In the present embodiment, a device that performs communication using ultrasonic carrier information, that is, a block diagram of the configuration of the first embodiment of the service providing system 1. The service providing system 1 includes a mobile terminal 2, a wireless network 3, and a background server 4. The mobile terminal 2 is wirelessly connected with the background server 4 through the wireless network 3. The background server 4 and the external server 5 communicate through a wireless network or a wired network. The connection of the background server 4 to the external server 5 is preferably via a wireless network. The wireless network may be a GPRS network, a 3G network, a 4G network, a WIFI network, a bluetooth network, or the like, which enables the mobile terminal 2 and the background server 4 to communicate at any time where there is a network signal. The mobile terminal 2 records the ultrasonic carrier wave information 6 through a built-in microphone thereof, decodes the recorded ultrasonic carrier wave information 6, and requests the background server 4 to provide an external server for service according to the information obtained by decoding. The background server 4 may provide services for the mobile terminal 2 alone or in cooperation with the external server 5 to provide services for the mobile terminal 2 according to the type of the services.
As a preferred embodiment of the present invention, the mobile terminal 2 only needs to be a mobile terminal with a built-in microphone. The mobile terminal 2 can obtain the client software through downloading, a memory card or other modes, and after the installation is completed, the mobile terminal communicates with the background server 4 through the client software. The mobile terminal 2 may be a mobile phone, a Personal Digital Assistant (PDA), or the like, which has a built-in microphone.
The mobile terminal 2 comprises a control unit 21 for generating signals for controlling the other units and for controlling the other units to implement their respective functions. The microphone 22 is used for recording the ultrasonic carrier wave information 6. The microphone can record the ultrasonic carrier wave information 6. The decoder 23 is configured to decode the recorded ultrasonic carrier information 6 to obtain encoded information. The coding information analysis unit 24 is configured to analyze the decoded coding information, determine whether the ultrasonic carrier information 6 is generated according to a predetermined coding rule, and if the ultrasonic carrier information 6 is generated according to the predetermined coding rule, the coding information analysis unit 24 is further configured to extract corresponding service information according to the coding information. The sending/receiving unit 25 is configured to send information to the backend server 4, and receive a message from the backend server 4 after a success is returned. The transmitting/receiving unit 25 is also configured to transmit a service provision request message to the backend server 4 and receive a service from the backend server 4 if the ultrasonic carrier information 6 is generated according to a predetermined encoding rule; the transmission/reception unit 25 is also configured to request a message to the server side if the ultrasonic carrier information 6 is not generated according to a predetermined encoding rule. The input unit 26 is used for inputting information required to be input by the backend server 4. The display unit 27 is used for displaying the information required to be played by the background server 4.
The coding information analysis unit 24 analyzes the coding information and distinguishes the coding rule of the ultrasonic carrier information 6. If the encoding rule of the two-dimensional code is correspondingly consistent with the encoding rule of the background server 4, the sending/receiving unit 25 may communicate with the background server 4 to obtain the desired service. The mobile terminal 2 can decode the ultrasonic carrier information 6 of any code system, so that the user of the mobile terminal 2 can more conveniently enjoy the service provided by the ultrasonic carrier information 6.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. A method based on ultrasonic communication, characterized in that it comprises the following steps,
the mobile terminal records the ultrasonic carrier wave information through a microphone arranged in the mobile terminal;
the mobile terminal decodes the recorded ultrasonic file and analyzes the carrier wave in the ultrasonic to obtain target information;
analyzing the coding information, acquiring a key containing a decoding rule, judging whether the ultrasonic file is generated according to a preset coding rule, and if the ultrasonic carrier information is generated according to the preset coding rule, continuing to execute the following subsequent steps;
if the ultrasonic carrier wave information is generated according to a preset coding rule, the mobile terminal executes a corresponding target encryption command and requests a server;
extracting service information corresponding to the coding information according to the coding information;
the mobile terminal sends a service providing request message to a background server;
and the background server provides a series of subsequent services for the mobile terminal according to the content of the service providing request message.
2. The method of claim 1, wherein, in parsing the encoded information,
code information corresponding to the service information is generated according to a predetermined coding rule and ultrasonic carrier information corresponding to the code information is generated.
3. The method based on ultrasonic communication according to claim 1, wherein after "if the ultrasonic carrier information is generated according to a predetermined encoding rule, the mobile terminal executes a corresponding target encryption instruction and request server",
sending a service providing request message to a background server; and the background server decrypts the content of the service providing request message and provides the service for the mobile terminal so as to ensure safe communication.
4. A terminal based on ultrasonic communication is characterized by comprising a mobile terminal, wherein the mobile terminal comprises a microphone unit, a decoder unit, a coding information analysis unit and a sending/receiving unit;
the microphone unit is used for recording ultrasonic carrier wave information;
the decoder unit is used for decoding the recorded ultrasonic carrier information to obtain coding information;
the coding information analysis unit is used for analyzing the coding information, judging whether the ultrasonic carrier wave information is generated according to a preset coding rule, and if the ultrasonic carrier wave information is generated according to the preset coding rule of a certain rule, extracting corresponding service information and a corresponding equipment instruction according to the coding information coding rule;
and the sending/receiving unit is used for sending information to a background server and receiving information from the background server.
5. The ultrasonic communication-based terminal according to claim 4,
the mobile terminal also comprises an encryption unit;
the encryption unit is used for encrypting the content of the server providing request message.
6. An apparatus based on ultrasonic communication, comprising the terminal based on ultrasonic communication according to claim 4 and 5, characterized by further comprising a background server, wherein the background server is connected with the mobile terminal through an ultrasonic carrier;
the background server comprises an ultrasonic carrier wave information generating unit, a first sending/receiving unit of the device, a second sending/receiving unit of the device, an input unit and a playing unit;
the ultrasonic carrier information generating unit is used for generating a coding information sequence corresponding to the association of a server and a mobile terminal, generating a coding information sequence corresponding to the coding information sequence and compiling the coding information sequence into an ultrasonic carrier information file;
a first transmitting/receiving unit of the apparatus, configured to receive a service from the mobile terminal, provide a request message and provide the service to the mobile terminal, and further configured to feed back information received from the mobile terminal and send a success or failure message to the mobile terminal;
a second sending/receiving unit of the device, configured to send information to the background service server and receive a message from the background service server, and if the ultrasonic carrier information is generated according to a predetermined encoding rule, to send a service request message to the background service server and receive a service from the background service server;
the input unit is used for inputting information required to be input by the background server and generating an encryption key and an encryption key according to the input information;
the playing unit is used for playing the ultrasonic carrier wave file generated by the server.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110367562.XA CN113132527A (en) | 2021-04-06 | 2021-04-06 | Method, device and terminal based on ultrasonic communication |
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| CN202110367562.XA CN113132527A (en) | 2021-04-06 | 2021-04-06 | Method, device and terminal based on ultrasonic communication |
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| CN113132527A true CN113132527A (en) | 2021-07-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115996242A (en) * | 2023-03-23 | 2023-04-21 | 东北大学秦皇岛分校 | Acoustic wave layered pushing and identifying device and acoustic wave management method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111640441A (en) * | 2020-05-22 | 2020-09-08 | 佛山市云立方互动科技有限公司 | Audio signal analysis method, service providing method, electronic device, server, and storage medium |
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- 2021-04-06 CN CN202110367562.XA patent/CN113132527A/en not_active Withdrawn
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111640441A (en) * | 2020-05-22 | 2020-09-08 | 佛山市云立方互动科技有限公司 | Audio signal analysis method, service providing method, electronic device, server, and storage medium |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115996242A (en) * | 2023-03-23 | 2023-04-21 | 东北大学秦皇岛分校 | Acoustic wave layered pushing and identifying device and acoustic wave management method |
| CN115996242B (en) * | 2023-03-23 | 2023-08-29 | 东北大学秦皇岛分校 | Acoustic wave layered pushing and identifying device and acoustic wave management method |
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