CN114501400A - Sound control method based on NFC - Google Patents

Sound control method based on NFC Download PDF

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Publication number
CN114501400A
CN114501400A CN202011264587.9A CN202011264587A CN114501400A CN 114501400 A CN114501400 A CN 114501400A CN 202011264587 A CN202011264587 A CN 202011264587A CN 114501400 A CN114501400 A CN 114501400A
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CN
China
Prior art keywords
sound system
nfc
sound
mobile terminal
turn
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202011264587.9A
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Chinese (zh)
Inventor
杜冰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Huasheng Acoustics Technology Co ltd
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Jiangsu Huasheng Acoustics Technology Co ltd
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Priority to CN202011264587.9A priority Critical patent/CN114501400A/en
Publication of CN114501400A publication Critical patent/CN114501400A/en
Withdrawn legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/06—Authentication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/14—Direct-mode setup
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/005—Discovery of network devices, e.g. terminals

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Computer Security & Cryptography (AREA)
  • Telephone Function (AREA)

Abstract

The invention relates to the technical field of sound control, in particular to a sound control method based on NFC, which completes the complete process of searching, selecting, matching and connecting through NFC near field communication one-time guidance, improves the convenience and efficiency of connecting a smart phone and an automobile sound system, realizes security authentication and ensures the security of a communication mode by adopting NFC communication between the sound system and a mobile terminal, acquires a user identification code of the sound system based on the NFC technology, and opens and closes a loudspeaker, a microphone, a display device and the like for controlling input, volume adjustment and the like of audio, video and the like, so that the sound control method meets the requirement that a single device simply controls each functional device in a sound system, when other devices with NFC functions are close to the sound, the user can automatically connect through Bluetooth, only needs to select a music file to play and can output from the sound, and simultaneously maps a screen and various controls of the mobile terminal on the sound system, the complexity of the sound system is reduced.

Description

Sound control method based on NFC
Technical Field
The invention relates to the technical field of sound control, in particular to a sound control method based on NFC.
Background
The sound is sound other than human speech and music, and includes sound of natural environment, sound of animal, sound of machine tool, various sounds generated by human motion, and the like. The sound equipment roughly comprises a power amplifier, peripheral equipment (comprising a pressure limiter, an effector, an equalizer, a VCD, a DVD and the like), a loudspeaker (a sound box and a loudspeaker) sound console, a microphone, display equipment and the like which are added together. The sound boxes are sound output devices, loudspeakers, subwoofers and the like.
Near Field Communication (NFC), also called Near Field Communication, is a short-range high-frequency wireless Communication technology that allows contactless point-to-point data transmission and exchange between electronic devices. The technology evolved from contactless radio frequency identification and is downward compatible with RFID, was originally developed by Sony and Philips, and is mainly used for providing M2M (Machine) communication in handheld devices such as mobile phones. Because the near field communication has natural security, the NFC technology is considered to have a great application prospect in the fields of mobile payment and the like.
The sound system needs to face application and changes of various complex environments, application of NFC on the sound is only limited to data communication and identification, but cannot meet the control and other aspects of safety, and along with complexity of the sound system, the NFC and the sound system need to be combined to perform relevance operation. Therefore, an NFC-based sound control method is proposed.
Disclosure of Invention
In order to solve the problems, the invention provides a sound control method based on NFC, which aims to solve the problems that effective control on equipment in a sound system cannot be realized, NFC operation cannot be realized, and good operation convenience and experience environment cannot be brought to users in the prior art.
The invention is realized by the following technical scheme:
an NFC-based sound control method comprises the following steps,
(1) establishing point-to-point communication between the mobile terminal and an NFC module of the sound system, interacting information required by WiFi and Miracast connection in real time, and performing NFC authentication;
(2) connecting the sound system with a charging circuit through a battery pack, wherein the charging circuit is provided with an adapter interface and is connected with a main chip;
(3) the sound system is in a connection waiting state after sending WiFi MAC address and Miracast capability information of the sound system to the mobile terminal through the NFC module, the mobile terminal processes and judges the received information in real time, automatically selects the sound system with Miracast capability as a connection object of Miracast, and sends a WiFi Miracast pairing connection request;
(4) the mobile terminal acquires a control interface of the sound system from the cloud based on the user identification code; the mobile terminal sends a control command to the sound system in an NFC communication mode based on the control interface; the sound system analyzes the control command and completes corresponding control based on the analyzed control command.
Preferably, in the step (1), the mobile terminal and the NFC module of the sound system are in close-range contact, the NFC module of the mobile terminal triggers the NFC module of the sound system, the mobile terminal sends a request for pairing and connection through NFC communication, and simultaneously opens the WiFi module and the Miracast transmitting terminal, the sound system opens the WiFi and the Miracast receiving terminals after receiving the request, and then the mobile terminal and the NFC module of the sound system enter a peer-to-peer communication mode.
Preferably, in the step (1), after the NFC authentication is completed, the sound system feeds back the user identification code of the sound system to the mobile terminal in an NFC communication mode, and after the user identification code is obtained, the mobile terminal APP operation interface is triggered to start.
Preferably, in the step (3), after the connection is successful, the mobile terminal performs compression coding on the mobile phone picture and the sound signal according to a preset format and transmits the mobile phone picture and the sound signal to the connected sound system in real time, and the sound system receives and decodes the mobile phone picture and the sound signal.
Preferably, in the step (4), the mobile terminal APP operation interface receives a control command associated with the user pressing the controllable function interface; and sending the control command to an NFC module of the sound system based on the NFC module.
Preferably, in step (5), the control command is to turn off or turn on a power supply of the sound system, turn off or turn on an audio input of the sound system, adjust a volume of the sound system, turn off or turn on a speaker, turn off or turn on a microphone, and turn off or turn on a display device.
The invention has the beneficial effects that:
the invention is convenient and practical, completes the complete process of searching, selecting, matching and connecting by NFC near field communication one-time guidance, improves the convenience and efficiency of connecting the smart phone and the automobile sound system, realizes safety certification by adopting NFC communication between the sound system and the mobile terminal, ensures the safety of a communication mode, acquires the user identification code of the sound system based on the NFC technology, completely triggers the operation interface of the mobile terminal, realizes the convenience of operability, can conveniently operate the control of various devices in the sound system based on the mobile terminal, such as the control input of audio, video and the like, volume adjustment and the like, the opening and closing of a loudspeaker, a microphone, display equipment and the like, simplifies the convenience of the device control of the sound system, meets the requirement of simple control of each functional device in the sound system by single device, simplifies the connection operation steps, use simpler, can be through bluetooth automatic connection when other equipment that have the NFC function are close to this stereo set, the user only needs to select the music file to broadcast can follow this stereo set output, and the screen and the various of mobile terminal that map on the stereo set system simultaneously are controlled, have reduced the complexity of stereo set system.
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: flow chart of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to FIG. 1: an NFC-based sound control method comprises the following steps,
(1) establishing point-to-point communication between the mobile terminal and an NFC module of the sound system, interacting information required by WiFi and Miracast connection in real time, and performing NFC authentication;
(2) connecting the sound system with a charging circuit through a battery pack, wherein the charging circuit is provided with an adapter interface and is connected with a main chip;
(3) the sound system is in a connection waiting state after sending WiFi MAC address and Miracast capability information of the sound system to the mobile terminal through the NFC module, the mobile terminal processes and judges the received information in real time, automatically selects the sound system with Miracast capability as a connection object of Miracast, and sends a WiFi Miracast pairing connection request;
(4) the mobile terminal acquires a control interface of the sound system from the cloud based on the user identification code; the mobile terminal sends a control command to the sound system in an NFC communication mode based on the control interface; and the sound system analyzes the control command and completes corresponding control based on the analyzed control command.
Specifically, in the step (1), the mobile terminal and the NFC module of the sound system are in close contact, the NFC module of the mobile terminal triggers the NFC module of the sound system, the mobile terminal sends a request for pairing and connection through NFC communication, and simultaneously opens the WiFi module and the Miracast transmitting terminal, the sound system receives the request and then opens the WiFi and the Miracast receiving terminal, and then the mobile terminal and the NFC module of the sound system enter a point-to-point communication mode.
Specifically, in the step (1), after the NFC authentication is completed, the sound system feeds back the user identification code of the sound system to the mobile terminal in an NFC communication mode, and after the user identification code is obtained, the mobile terminal APP operation interface is triggered to start.
Specifically, in the step (3), after the connection is successful, the mobile terminal performs compression coding on the mobile phone picture and the sound signal according to a preset format and transmits the mobile phone picture and the sound signal to the connected sound system in real time, and the sound system receives and decodes the mobile phone picture and the sound signal.
Specifically, in the step (4), the mobile terminal APP operation interface receives a control command associated with the user pressing the controllable function interface; and sending the control command to an NFC module of the sound system based on the NFC module.
Specifically, in step (4), the control command is to turn off or turn on a power supply of the sound system, turn off or turn on an audio input of the sound system, adjust a volume of the sound system, turn off or turn on a speaker, turn off or turn on a microphone, and turn off or turn on the display device.
When the invention is implemented, the complete process of searching, selecting, matching and connecting is finished through one-time guiding of NFC near field communication, the convenience and the efficiency of the connection between the smart phone and the automobile sound system are improved, NFC communication is adopted between the sound system and the mobile terminal, the safety certification is realized, the safety of a communication mode is ensured, the user identification code of the sound system is obtained based on the NFC technology, the operation interface of the mobile terminal is completely triggered, the convenience of operability is realized, the control of various devices in the sound system can be conveniently operated based on the mobile terminal, such as the control input of audio, video and the like, the volume adjustment and the like, the opening and closing of a loudspeaker, a microphone, a display device and the like are conveniently realized, the convenience of the device control of the sound system is simplified, the requirement of simple control of each functional device in the sound system by a single device is met, the connection operation steps are simplified, use simpler, can be through bluetooth automatic connection when other equipment that have the NFC function are close to this stereo set, the user only needs to select the music file to broadcast can follow this stereo set output, and the screen and the various of mobile terminal that map on the stereo set system simultaneously are controlled, have reduced the complexity of stereo set system.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (6)

1. A sound control method based on NFC is characterized in that: comprises the following steps of (a) carrying out,
(1) establishing point-to-point communication between the mobile terminal and an NFC module of the sound system, interacting information required by WiFi and Miracast connection in real time, and performing NFC authentication;
(2) connecting the sound system with a charging circuit through a battery pack, wherein the charging circuit is provided with an adapter interface and is connected with a main chip;
(3) the sound system is in a connection waiting state after sending WiFi MAC address and Miracast capability information of the sound system to the mobile terminal through the NFC module, the mobile terminal processes and judges the received information in real time, automatically selects the sound system with Miracast capability as a connection object of Miracast, and sends a WiFi Miracast pairing connection request;
(4) the mobile terminal acquires a control interface of the sound system from the cloud based on the user identification code; the mobile terminal sends a control command to the sound system in an NFC communication mode based on the control interface; and the sound system analyzes the control command and completes corresponding control based on the analyzed control command.
2. An NFC-based sound control method according to claim 1, wherein: in the step (1), the NFC modules of the mobile terminal and the sound system are in close-range contact, the NFC module of the mobile terminal triggers the NFC module of the sound system, the mobile terminal sends a request for pairing and connection through NFC communication, the WiFi module and the Miracast transmitting terminal are simultaneously opened, the sound system receives the request and then opens the WiFi and Miracast receiving terminals, and then the NFC modules of the mobile terminal and the sound system enter a point-to-point communication mode.
3. An NFC-based sound control method according to claim 1, wherein: in the step (1), after the NFC authentication is completed, the sound system feeds back the user identification code of the sound system to the mobile terminal in an NFC communication mode, and after the user identification code is obtained, an APP operation interface of the mobile terminal is triggered to start.
4. An NFC-based sound control method according to claim 1, wherein: in the step (3), after the connection is successful, the mobile terminal compresses and codes the mobile phone picture and the sound signal according to a preset format and transmits the compressed and coded mobile phone picture and sound signal to the connected sound system in real time, and the sound system receives and decodes the mobile phone picture and the sound signal.
5. An NFC-based sound control method according to claim 1, wherein: in the step (4), the mobile terminal APP operation interface receives a control command associated with the user pressing the controllable function interface; and sending the control command to an NFC module of the sound system based on the NFC module.
6. An NFC-based sound control method according to claim 5, characterised in that: in the step (4), the control command is to turn off or turn on a power supply of the sound system, turn off or turn on an audio input of the sound system, adjust a volume of the sound system, turn off or turn on a speaker, turn off or turn on a microphone, and turn off or turn on a display device.
CN202011264587.9A 2020-11-13 2020-11-13 Sound control method based on NFC Withdrawn CN114501400A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011264587.9A CN114501400A (en) 2020-11-13 2020-11-13 Sound control method based on NFC

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011264587.9A CN114501400A (en) 2020-11-13 2020-11-13 Sound control method based on NFC

Publications (1)

Publication Number Publication Date
CN114501400A true CN114501400A (en) 2022-05-13

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Application Number Title Priority Date Filing Date
CN202011264587.9A Withdrawn CN114501400A (en) 2020-11-13 2020-11-13 Sound control method based on NFC

Country Status (1)

Country Link
CN (1) CN114501400A (en)

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Application publication date: 20220513