CN106658379A - Communication method, device and system for Bluetooth device - Google Patents
Communication method, device and system for Bluetooth device Download PDFInfo
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- CN106658379A CN106658379A CN201611261654.5A CN201611261654A CN106658379A CN 106658379 A CN106658379 A CN 106658379A CN 201611261654 A CN201611261654 A CN 201611261654A CN 106658379 A CN106658379 A CN 106658379A
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
- H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/14—Direct-mode setup
Abstract
The invention provides a communication method, device and system for a Bluetooth device. The Bluetooth device comprises a first terminal and a second terminal which establishes Bluetooth communication connection with the first terminal. The first terminal determines a valid idle channel. The first terminal switches to the valid idle channel. The first terminal sends frequency information of the valid idle channel to the second terminal through Bluetooth, so the second terminal can switch to the valid idle channel according to the frequency information of the valid idle channel. The first terminal transmits an audio modulation signal to the second terminal through the valid idle channel, so the second terminal receives and plays the audio modulation signal. According to the communication method, device and system for the Bluetooth device provided by the invention, the problem that when audio information with a high audio quality demand is transmitted between the Bluetooth devices, the audio quality playing effect is poor due to signal distortion resulting from limitation of a frequency response range is solved.
Description
Technical field
The present invention relates to a kind of Bluetooth technology field, more particularly to a kind of communication means of bluetooth equipment, apparatus and system.
Background technology
With the development of society, Bluetooth Communication Technology is more and more ripe, using the communication apparatus not only electromagnetism of Bluetooth communication
Radiation is little, and when conversing, listening music both hands are liberated, and its power consumption is little and easy to carry.But existing bluetooth communication equipment work(
Can be relatively simple；Meanwhile, the audio-frequency information that tonequality has high demands is limited when transmitting between bluetooth equipment by Hz-KHz, signal
Distortion can be produced so that play acoustical quality poor.
The content of the invention
The main object of the present invention is to provide a kind of communication means of bluetooth equipment, apparatus and system, and solving tonequality will
High audio-frequency information is asked to be limited by Hz-KHz when transmitting between bluetooth equipment, signal can produce distortion to be caused to play tonequality
The problem of effect difference.
The present invention proposes a kind of communication means of bluetooth equipment, and the bluetooth equipment includes first terminal and with described the
One terminal sets up the second terminal of Bluetooth communication connection, it is characterised in that include：
The first terminal determines effective idle channel；
The first terminal switches to effective idle channel；
The first terminal is sent the frequency information of effective idle channel to the second terminal by bluetooth so that institute
State second terminal and effective idle channel is switched to according to the frequency information of effective idle channel；
The first terminal transmits audio modulation signal to the second terminal by effective idle channel so that institute
State second terminal to receive the audio modulation signal and play out.
Further, the first terminal determines that effective idle channel includes：
The reception signal designation value of each channel is inquired about；
Channel of at least one reception signal designation value less than preset value is filtered out, as idle channel；
Choose from the idle channel and receive the minimum channel of signal designation value, as effective idle channel.
Further, the first terminal determines also includes before effective idle channel：
The audio signal of outside input is received, and the audio signal is modulated, obtain audio modulation signal.
Further, the bluetooth equipment includes second terminal and sets up what Bluetooth communication was connected with the second terminal
First terminal, it is characterised in that include：
Second terminal receives the frequency information of effective idle channel that the first terminal sends；
The second terminal switches to effective idle channel according to the frequency information of effective idle channel；
The second terminal receives the first terminal by the audio modulation signal of effective idle channel transmission simultaneously
Play out.
Present invention also offers a kind of communicator of bluetooth equipment, the communicator of the bluetooth equipment is including the first end
Hold and set up the second terminal that Bluetooth communication is connected with the first terminal, it is characterised in that include：
Idle channel enquiry module, for determining effective idle channel, effective idle channel is used to transmit audio frequency tune
Signal processed；
Handover module, for switching to effective idle channel；
Frequency information notification module, for the frequency information of effective idle channel being sent to described second eventually by bluetooth
End, the second terminal switches to effective idle channel according to the frequency information of effective idle channel；
Audio modulation signal transmitter module, voice modulation is transmitted for the first terminal by effective idle channel
Signal is to the second terminal so that the second terminal receives the audio modulation signal and plays out.
Further, the idle channel enquiry module is specifically included：
Query unit, for inquiring about the reception signal designation value of each channel；
Screening unit, for filtering out channel of at least one reception signal designation value less than preset value, as idle letter
Road；
Unit is chosen, the minimum channel of signal designation value is received for choosing from the idle channel, as effective sky
Idle channel.
Further, the communicator of the bluetooth equipment also includes:
Audio frequency receiver module, for receiving the audio signal of outside input；
Modulation module, for being modulated to the audio signal, obtains audio modulation signal.
Further, the bluetooth equipment includes second terminal and sets up what Bluetooth communication was connected with the second terminal
First terminal, it is characterised in that include：
Frequency information receiver module, for the frequency that second terminal receives effective idle channel that the first terminal sends
Information；
Handover module, for switching to effective idle channel according to the frequency information of effective idle channel；
Audio modulation signal receiver module, for receiving sound of the first terminal by effective idle channel transmission
Frequency modulation；
Playing module, for playing the audio modulation signal for receiving.
Present invention also offers a kind of communication system of bluetooth equipment, the bluetooth equipment includes：First terminal and with
The first terminal sets up the second terminal of Bluetooth communication connection, it is characterised in that include：
The first terminal is used to determine effective idle channel that effective idle channel to be used to transmit voice modulation letter
Number；The first terminal switches to effective idle channel；By bluetooth by the frequency information of effective idle channel send to
The second terminal, so that the second terminal switches to effective sky according to the frequency information of effective idle channel
Idle channel；Audio modulation signal is transmitted to the second terminal by effective idle channel so that the second terminal connects
Receive the audio modulation signal and play；
The second terminal is used to receive the frequency information of effective idle channel that the first terminal sends；According to described
The frequency information of effectively idle channel switches to effective idle channel；The first terminal is received by effective free time
The audio modulation signal of transmission is simultaneously played out.
Further, the first terminal is additionally operable to receive the audio signal of outside input；The audio signal is carried out
Modulation, obtains audio modulation signal.
Communication means, the apparatus and system of the bluetooth equipment provided in the present invention, has the advantages that：Described first
Terminal is communicated with the second terminal of stating by effective idle channel so that the audio-frequency information having high demands to tonequality, from
When first terminal transmits audio modulation signal to second terminal, the frequency response of audio modulation signal is sufficiently wide, signal will not distortion,
Avoid the problem of the voice modulation information that second terminal is received both poor sound quality when playing.
Description of the drawings
Fig. 1 is the communication means block diagram of the bluetooth equipment in inventive embodiments one；
Fig. 2 is the communication means block diagram of the bluetooth equipment in inventive embodiments two；
Fig. 3 is the structural representation of the communicator of the bluetooth equipment in inventive embodiments three；
Fig. 4 is the structural representation of the communicator enquiry module of the bluetooth equipment in inventive embodiments three；
Fig. 5 is the structural representation of the communicator of the bluetooth equipment in inventive embodiments three；
Fig. 6 is the structural representation of the communicator of the bluetooth equipment in inventive embodiments four.
The realization of the object of the invention, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.
Specific embodiment
It should be appreciated that specific embodiment described herein is not intended to limit the present invention only to explain the present invention.
It should be appreciated that specific embodiment described herein is not intended to limit the present invention only to explain the present invention.
Embodiment one：
With reference to Fig. 1, the communication means of the bluetooth equipment in one embodiment of the invention, above-mentioned bluetooth equipment includes first terminal
And the second terminal that Bluetooth communication is connected is set up with first terminal, including：
Step S1, first terminal determines effective idle channel；
Step S2, first terminal switches to above-mentioned effective idle channel；
Step S3, first terminal is sent the frequency information of effective idle channel to above-mentioned second terminal by bluetooth, is made
Obtain above-mentioned second terminal and above-mentioned effective idle channel is switched to according to the frequency information of above-mentioned effective idle channel；
Step S4, it is whole to above-mentioned second that above-mentioned first terminal transmits audio modulation signal by above-mentioned effective idle channel
End so that above-mentioned second terminal receives above-mentioned audio modulation signal and plays out.
Above-mentioned first terminal and above-mentioned second terminal are the terminal device with Bluetooth function, above-mentioned first terminal with
And above-mentioned second terminal is matched by bluetooth connection, after successful matching, can carry out signal transmission；Above-mentioned first terminal may be used also
To scan channel, which idle channel is tested with, then effective idle channel is detected from the idle channel picked out, and cut
Above-mentioned effective idle channel is shifted to, effective idle channel is the frequency range of signal transmission.
Above-mentioned first terminal is by the frequency information of the above-mentioned effective idle channel for obtaining by Bluetooth transmission to above-mentioned second
Terminal, above-mentioned second terminal switches to above-mentioned effective idle channel after the frequency information for receiving effective idle channel；
It is understood that above-mentioned second terminal can also send the signal of handover success to above-mentioned first terminal by bluetooth, it is above-mentioned
First terminal and above-mentioned second terminal are communicated by above-mentioned effective idle channel, and first terminal leads to audio modulation signal
Cross effective idle channel to send to second terminal.Audio modulation signal in the present embodiment is referred to obtaining after modulates audio signals
The signal for arriving.
Above-mentioned first terminal can be communicated with above-mentioned second terminal by bluetooth connection, due to Bluetooth communication transmission audio frequency letter
Number type be data signal, require tonequality higher audio-frequency information when by Bluetooth transmission, the frequency response model of audio signal
Enclose and be restricted, signal easily produces distortion, have influence on the audio-frequency information of second terminal reception so that the acoustical quality when playing
It is bad；In the present embodiment, above-mentioned first terminal and second terminal are communicated by above-mentioned effective idle channel, by upper
The signal for stating effective idle channel transmission is analog signal, it is not necessary to be converted into data signal, above-mentioned first terminal is by effective
Audio modulation signal is directly transferred to above-mentioned second terminal by idle channel, and the audio modulation signal of above-mentioned first terminal is by having
It is good to second terminal laser propagation effect that effect idle channel is transmitted, it is to avoid the signal of audio modulation signal causes to play due to producing distortion
When acoustical quality difference problem.
Preferably, in the present embodiment first terminal can be bluetooth earphone, above-mentioned bluetooth earphone include the first bluetooth module,
First FM module and the first audio-frequency module, above-mentioned second terminal can be Baffle Box of Bluetooth, and above-mentioned Baffle Box of Bluetooth includes second
Bluetooth module, the second FM module and the second audio-frequency module.
Above-mentioned first bluetooth module is connected with the pairing of above-mentioned second bluetooth module, and above-mentioned first bluetooth module is electrically connected and controlled
Above-mentioned first FM module scanning channel is made, effective idle channel is detected in range of channels and by above-mentioned first FM module
Channel switch to effective idle channel, and the frequency information of above-mentioned effective idle channel is sent to above-mentioned second bluetooth mould
Block.
Above-mentioned second bluetooth module receives the frequency information of effective idle channel from above-mentioned first bluetooth module, and above-mentioned second
Bluetooth module is electrically connected and controls above-mentioned second FM module and switches to above-mentioned effective idle channel, and by above-mentioned second frequency modulation
Module is communicated with above-mentioned first FM module by above-mentioned effective idle channel.
Above-mentioned bluetooth earphone obtains audio signal and carries out audio frequency process to audio signal and obtains by the first audio-frequency module
Audio signal after process, the first audio-frequency module by the audio signal transmission after above-mentioned process to above-mentioned first FM module, on
State the first FM module frequency modulation is carried out to the audio signal after process and obtain audio modulation signal, above-mentioned first FM module passes through
Above-mentioned effective idle channel transmits audio modulation signal to above-mentioned second FM module so that above-mentioned second terminal is from above-mentioned first
Terminal is received above-mentioned audio modulation signal and is played out by above-mentioned second audio-frequency module.
Further, above-mentioned first terminal determines that effective idle channel includes：
The reception signal designation value of each channel is inquired about；
Channel of at least one reception signal designation value less than preset value is filtered out, as idle channel；
Choose from above-mentioned idle channel and receive the minimum channel of signal designation value, as effective idle channel.
Above-mentioned first terminal is scanned according to fixed channel interval by above-mentioned first FM module to channel, obtains each
The received signal strength indicator value of the individual channel and reception signal designation value to each channel is inquired about；Above-mentioned signal strength signal intensity refers to
Indicating value is idle channel less than the channel of setting value, when scanning is idle channel to continuous several channels, will be above-mentioned several
The middle idle channel of idle channel is used as effective idle channel；When idle channel is not scanned, then by minimum reception
The corresponding channel of signal strength indication value is used as effective idle channel；Above-mentioned first FM module can be the frequency modulation of bluetooth earphone
Transceiver, for inquiring about the reception signal designation value of each channel, filters out at least one reception signal designation value little
In the channel of preset value, as idle channel, and the channel for receiving signal designation value minimum is chosen from above-mentioned idle channel, made
For effective idle channel.
Further, above-mentioned first terminal determines also includes before effective idle channel：
The audio signal of outside input is received, and above-mentioned audio signal is modulated, obtain audio modulation signal.
Above-mentioned first terminal can also include the first audio-frequency module, for obtaining audio signal, and above-mentioned audio frequency be believed
Number send to the first FM module, above-mentioned first FM module will receive audio signal and carry out frequency modulation and process to obtain voice modulation letter
Number；Above-mentioned first audio-frequency module can be bluetooth earphone audio treatment unit, for obtain audio signal and to obtain sound
Frequency signal carries out the audio signal after audio frequency process is processed, and the audio signal after being processed is sent to bluetooth earphone
Frequency modulation transceiver, frequency modulation transceiver carries out frequency modulation and obtains audio modulation signal to the audio signal after the process of reception.
Embodiment two：
With reference to Fig. 2, the communication means of the bluetooth equipment in another embodiment of the present invention, above-mentioned bluetooth equipment includes second
Terminal and set up the first terminal that Bluetooth communication is connected with above-mentioned second terminal, it is characterised in that include：
Second terminal receives the frequency information of effective idle channel that above-mentioned first terminal sends；
Above-mentioned second terminal switches to above-mentioned effective idle channel according to the frequency information of above-mentioned effective idle channel；
Above-mentioned second terminal receives above-mentioned first terminal by the audio modulation signal of above-mentioned effective idle channel transmission simultaneously
Play out.
Effective idle channel that above-mentioned second terminal is sent by bluetooth with above-mentioned first terminal communications reception first terminal
Frequency information, the frequency of effective idle channel is received from above-mentioned first bluetooth module specifically by above-mentioned second bluetooth module
Information, above-mentioned second bluetooth module is electrically connected and controls above-mentioned second FM module and switches to above-mentioned effective idle channel, and is led to
Cross above-mentioned second FM module to be communicated by above-mentioned effective idle channel with above-mentioned first FM module, above-mentioned second frequency modulation
Module receives the audio modulation signal sent by above-mentioned effective idle channel from above-mentioned first FM module, above-mentioned second frequency modulation
Module is demodulated to the audio modulation signal for receiving and obtains audio signal, and above-mentioned second terminal can also include the second audio frequency
Module, above-mentioned second audio-frequency module receives audio signal from above-mentioned second FM module, and audio signal is played out；It is above-mentioned
Second FM module is specially the frequency bin of Baffle Box of Bluetooth, and frequency bin is used for receiving from above-mentioned audio transceiver
Audio modulation signal is demodulated and obtains audio signal, and audio signal is sent to above-mentioned second audio-frequency module, above-mentioned second sound
Frequency module is the player of Baffle Box of Bluetooth, for audio frequency process being carried out to the audio signal received from frequency bin and being broadcast
Put.
Embodiment three：
With reference to Fig. 3, a kind of communicator of the bluetooth equipment in embodiment in the present invention, the communication of above-mentioned bluetooth equipment
Device including first terminal and sets up the second terminal that Bluetooth communication is connected with above-mentioned first terminal, including：
Idle channel enquiry module 10, for determining effective idle channel, above-mentioned effective idle channel is used to transmit audio frequency
Modulated signal；
Handover module 20, for switching to above-mentioned effective idle channel；
Frequency information notification module 30, for the frequency information of effective idle channel being sent to above-mentioned second by bluetooth
Terminal, above-mentioned second terminal switches to above-mentioned effective idle channel according to the frequency information of above-mentioned effective idle channel；
Audio modulation signal transmitter module 40, for transmitting audio modulation signal to above-mentioned by above-mentioned effective idle channel
Second terminal so that above-mentioned second terminal receives above-mentioned audio modulation signal and plays out.
Above-mentioned first terminal and above-mentioned second terminal are the terminal device with Bluetooth function, above-mentioned first terminal with
And above-mentioned second terminal is connected by Bluetooth pairing, after successful matching, can carry out signal transmission；Above-mentioned first terminal may be used also
To scan channel, which idle channel is tested with, then effective idle channel is detected from the idle channel picked out, and cut
Above-mentioned effective idle channel is shifted to, effective idle channel is the frequency range of signal transmission.
Above-mentioned first terminal is by the frequency information of the above-mentioned effective idle channel for obtaining by Bluetooth transmission to above-mentioned second
Terminal, above-mentioned second terminal switches to above-mentioned effective idle channel after the frequency information for receiving effective idle channel；
It is understood that above-mentioned second terminal can also send the signal of handover success to above-mentioned first terminal by bluetooth, it is above-mentioned
First terminal and above-mentioned second terminal are communicated by above-mentioned effective idle channel, and first terminal leads to audio modulation signal
Cross effective idle channel to send to second terminal.Audio modulation signal in the present embodiment is referred to obtaining after modulates audio signals
The signal for arriving.
Above-mentioned first terminal can be communicated with above-mentioned second terminal by bluetooth connection, due to Bluetooth communication transmission audio frequency letter
Number type be data signal, require tonequality higher audio-frequency information when by Bluetooth transmission, the frequency response model of audio signal
Enclose and be restricted, signal easily produces distortion, have influence on the audio-frequency information of second terminal reception so that the acoustical quality when playing
It is bad；In the present embodiment, above-mentioned first terminal and second terminal are communicated by above-mentioned effective idle channel, by upper
The signal for stating effective idle channel transmission is analog signal, it is not necessary to be converted into data signal, above-mentioned first terminal is by effective
Audio modulation signal is directly transferred to above-mentioned second terminal by idle channel, and the audio modulation signal of above-mentioned first terminal is by having
It is good to second terminal laser propagation effect that effect idle channel is transmitted, it is to avoid the signal of audio modulation signal causes to play due to producing distortion
When acoustical quality difference problem.
Preferably, in the present embodiment first terminal can be bluetooth earphone, above-mentioned bluetooth earphone include the first bluetooth module,
First FM module and the first audio-frequency module, above-mentioned second terminal can be Baffle Box of Bluetooth, and above-mentioned Baffle Box of Bluetooth includes second
Bluetooth module, the second FM module and the second audio-frequency module.
Above-mentioned first bluetooth module is connected with the pairing of above-mentioned second bluetooth module, and above-mentioned first bluetooth module is electrically connected and controlled
Above-mentioned first FM module scanning channel is made, effective idle channel is detected in range of channels and by above-mentioned first FM module
Channel switch to effective idle channel, and the frequency information of above-mentioned effective idle channel is sent to above-mentioned second bluetooth mould
Block.
Above-mentioned second bluetooth module receives the frequency information of effective idle channel from above-mentioned first bluetooth module, and above-mentioned second
Bluetooth module is electrically connected and controls above-mentioned second FM module and switches to above-mentioned effective idle channel, and by above-mentioned second frequency modulation
Module is communicated with above-mentioned first FM module by above-mentioned effective idle channel.
Above-mentioned bluetooth earphone obtains audio signal and carries out audio frequency process to audio signal and obtains by the first audio-frequency module
Audio signal after process, the first audio-frequency module by the audio signal transmission after above-mentioned process to above-mentioned first FM module, on
State the first FM module frequency modulation is carried out to the audio signal after process and obtain audio modulation signal, above-mentioned first FM module passes through
Above-mentioned effective idle channel transmits audio modulation signal to above-mentioned second FM module so that above-mentioned second terminal is from above-mentioned first
Terminal is received above-mentioned audio modulation signal and is played out by above-mentioned second audio-frequency module.
With reference to Fig. 4, further, above-mentioned idle channel enquiry module 10 is specifically included：
Query unit 110, for inquiring about the reception signal designation value of each channel；
Screening unit 120, for filtering out channel of at least one reception signal designation value less than preset value, as the free time
Channel；
Unit 130 is chosen, the minimum channel of signal designation value is received for choosing from above-mentioned idle channel, as effective
Idle channel.
Above-mentioned first terminal is scanned according to fixed channel interval by above-mentioned first FM module to channel, obtains each
The received signal strength indicator value of the individual channel and reception signal designation value to each channel is inquired about；Above-mentioned signal strength signal intensity refers to
Indicating value is idle channel less than the channel of setting value；When scanning is idle channel to continuous several channels, will be above-mentioned several
The middle idle channel of idle channel is used as effective idle channel；When idle channel is not scanned, then by minimum reception
The corresponding channel of signal strength indication value is used as effective idle channel.
Above-mentioned first terminal is scanned according to fixed channel interval by above-mentioned first FM module to channel, obtains each
The received signal strength indicator value of the individual channel and reception signal designation value to each channel is inquired about；Above-mentioned signal strength signal intensity refers to
Indicating value is idle channel less than the channel of setting value, when scanning is idle channel to continuous several channels, will be above-mentioned several
The middle idle channel of idle channel is used as effective idle channel；When idle channel is not scanned, then by minimum reception
The corresponding channel of signal strength indication value is used as effective idle channel；Above-mentioned first FM module can be the frequency modulation of bluetooth earphone
Transceiver, for inquiring about the reception signal designation value of each channel, filters out at least one reception signal designation value little
In the channel of preset value, as idle channel, and the channel for receiving signal designation value minimum is chosen from above-mentioned idle channel, made
For effective idle channel.
With reference to Fig. 5, the communicator of the above-mentioned bluetooth equipment in the present embodiment also includes:
Audio frequency receiver module 50, for receiving the audio signal of outside input；
Modulation module 60, for being modulated to above-mentioned audio signal, obtains audio modulation signal.
Above-mentioned first terminal can also include the first audio-frequency module, for obtaining audio signal, and above-mentioned audio frequency be believed
Number send to the first FM module, above-mentioned first FM module will receive audio signal and carry out frequency modulation and process to obtain voice modulation letter
Number；Above-mentioned first audio-frequency module can be bluetooth earphone audio treatment unit, for obtain audio signal and to obtain sound
Frequency signal carries out the audio signal after audio frequency process is processed, and the audio signal after being processed is sent to bluetooth earphone
Frequency modulation transceiver, frequency modulation transceiver carries out frequency modulation and obtains audio modulation signal to the audio signal after the process of reception.
Example IV：
With reference to Fig. 6, the above-mentioned bluetooth equipment of the present invention includes second terminal and sets up bluetooth with above-mentioned second terminal leading to
The first terminal of letter connection, including：
Frequency information receiver module 70, for the frequency that second terminal receives effective idle channel that above-mentioned first terminal sends
Rate information；
Switch unit module 80, for switching to above-mentioned effective idle letter according to the frequency information of above-mentioned effective idle channel
Road；
Audio modulation signal receiver module 90, for receiving above-mentioned first terminal by above-mentioned effective idle channel transmission
Audio modulation signal；
Playing module 100, for playing the above-mentioned audio modulation signal for receiving.
Effective idle channel that above-mentioned second terminal is sent by bluetooth with above-mentioned first terminal communications reception first terminal
Frequency information, the frequency of effective idle channel is received from above-mentioned first bluetooth module specifically by above-mentioned second bluetooth module
Information, above-mentioned second bluetooth module is electrically connected and controls above-mentioned second FM module and switches to above-mentioned effective idle channel, and is led to
Cross above-mentioned second FM module to be communicated by above-mentioned effective idle channel with above-mentioned first FM module, above-mentioned second frequency modulation
Module receives the audio modulation signal sent by above-mentioned effective idle channel from above-mentioned first FM module, above-mentioned second frequency modulation
Module is demodulated to the audio modulation signal for receiving and obtains audio signal, and above-mentioned second terminal can also include the second audio frequency
Module, above-mentioned second audio-frequency module receives audio signal from above-mentioned second FM module, and audio signal is played out；It is above-mentioned
Second FM module is specially the frequency bin of Baffle Box of Bluetooth, and frequency bin is used for receiving from above-mentioned audio transceiver
Audio modulation signal is demodulated and obtains audio signal, and audio signal is sent to above-mentioned second audio-frequency module, above-mentioned second sound
Frequency module is the player of Baffle Box of Bluetooth, for audio frequency process being carried out to the audio signal received from frequency bin and being broadcast
Put.
Embodiment five：
A kind of communication system of the bluetooth equipment in one embodiment of the invention, above-mentioned bluetooth equipment includes：First terminal with
And the second terminal that Bluetooth communication is connected is set up with above-mentioned first terminal, including：
Above-mentioned first terminal is used to determine effective idle channel that above-mentioned effective idle channel to be used to transmit voice modulation letter
Number；Above-mentioned first terminal switches to above-mentioned effective idle channel；By bluetooth by the frequency information of effective idle channel send to
Above-mentioned second terminal, so that above-mentioned second terminal switches to above-mentioned effective sky according to the frequency information of above-mentioned effective idle channel
Idle channel；Audio modulation signal is transmitted to above-mentioned second terminal by above-mentioned effective idle channel so that above-mentioned second terminal connects
Receive above-mentioned audio modulation signal and play；
Above-mentioned second terminal is used to receive the frequency information of effective idle channel that above-mentioned first terminal sends；According to above-mentioned
The frequency information of effectively idle channel switches to above-mentioned effective idle channel；Above-mentioned first terminal is received by above-mentioned effective free time
The audio modulation signal of transmission is simultaneously played out.
Further, above-mentioned first terminal is additionally operable to receive the audio signal of outside input；Above-mentioned audio signal is carried out
Modulation, obtains audio modulation signal.
Above-mentioned first terminal and above-mentioned second terminal are the terminal device with Bluetooth function, above-mentioned first terminal with
And above-mentioned second terminal is connected by Bluetooth pairing, after successful matching, can carry out signal transmission；Above-mentioned first terminal is used for
Which idle channel scanning channel, be tested with, then effective idle channel is detected from the idle channel picked out, and switches
To above-mentioned effective idle channel, effective idle channel is the frequency range of signal transmission.
The frequency information of above-mentioned effective idle channel is passed through Bluetooth transmission to above-mentioned second terminal by above-mentioned first terminal, on
Second terminal is stated after the frequency information for receiving effective idle channel, above-mentioned second terminal switches to above-mentioned effective free time
Channel；Above-mentioned second terminal can also send the signal of handover success to above-mentioned first terminal, above-mentioned first terminal by bluetooth
And above-mentioned second terminal is communicated by above-mentioned effective idle channel, first terminal is by audio signal by effectively idle letter
Road is sent to second terminal.
Above-mentioned first terminal can be communicated with above-mentioned second terminal by bluetooth connection, Bluetooth communication transmission audio signal
Type is data signal, requires tonequality higher audio-frequency information when by Bluetooth transmission, and the Hz-KHz of audio signal is received
To restriction, signal easily produces distortion, has influence on the audio-frequency information of second terminal reception so that when playing, acoustical quality is not
It is good；By being communicated by above-mentioned effective idle channel in above-mentioned first terminal and second terminal, by above-mentioned effective
The signal of transmission is analog signal, it is not necessary to be converted into data signal, and above-mentioned first terminal will by effective idle channel
Audio modulation signal is directly transferred to above-mentioned second terminal, and the audio modulation signal of above-mentioned first terminal passes through effective idle channel
It is good to second terminal laser propagation effect to transmit, it is to avoid the signal of audio modulation signal is due to producing acoustical quality when distortion causes to play
Poor problem, the system simple structure is easy to operate.
Preferably, above-mentioned first terminal can be bluetooth earphone, above-mentioned second terminal can be Baffle Box of Bluetooth, above-mentioned bluetooth
Earphone and above-mentioned Baffle Box of Bluetooth composition Bluetooth communication system, above-mentioned bluetooth earphone include the first bluetooth module, frequency modulation transceiver with
And first audio-frequency module, above-mentioned second terminal can be Baffle Box of Bluetooth, and above-mentioned Baffle Box of Bluetooth includes that the second bluetooth module, frequency modulation connect
Receive device and the second audio-frequency module.
Above-mentioned bluetooth earphone and above-mentioned Baffle Box of Bluetooth are booted up respectively, respectively in above-mentioned bluetooth earphone and above-mentioned bluetooth sound
Case sends pairing signal, above-mentioned Baffle Box of Bluetooth by input Bluetooth pairing instruction, above-mentioned bluetooth earphone by the first bluetooth module
Pairing signal is received by the second bluetooth module to be matched, connection communication after successful matching, this pattern is bluetooth mode.
When bluetooth earphone opens hopping pattern, effective idle channel is obtained by controlling above-mentioned frequency modulation transceiver scans, and
Switch to effective idle channel, bluetooth earphone by the first bluetooth module by the frequency information of above-mentioned effective idle channel send to
Second bluetooth module of Baffle Box of Bluetooth, Baffle Box of Bluetooth receive the frequency information of effective idle channel fremodyne is switched to it is right
The effective idle channel answered；Baffle Box of Bluetooth sends the signal of handover success to bluetooth earphone；If bluetooth earphone receives bluetooth
The signal of audio amplifier handover success knows handover success, and realization is communicated by effective idle channel, if confiscate switched to
The signal of work(, then do not receive signal or equipment breaks down possibly between equipment away from too far away.By the of Baffle Box of Bluetooth
Two audio-frequency modules connect karaoke equipment, and bluetooth earphone and Baffle Box of Bluetooth are communicated by effective idle channel, you can
Carry out frequency modulation and obtain audio modulation signal transmitting to Baffle Box of Bluetooth, bluetooth so that from bluetooth earphone signal will be obtained from an audio-frequency module
Audio amplifier obtains audio signal to obtaining audio modulation signal and being demodulated, then audio frequency process is carried out to audio signal and by OK a karaoke club
OK equipment is played out.The audio modulation signal of above-mentioned bluetooth earphone is transmitted to the transmission of Baffle Box of Bluetooth by effective idle channel
Effect is good, and the frequency response of audio modulation signal is sufficiently wide, and signal will not distortion, it is to avoid the voice modulation information that second terminal is received exists
The problem of both poor sound quality during broadcasting, the system simple structure is easy to operate.
In sum, be in the embodiment of the present invention provide bluetooth equipment communication means, apparatus and system, above-mentioned first
Terminal is communicated with above-mentioned second terminal by effective idle channel, it is to avoid signal is due to producing tonequality when distortion causes to play
The problem of effect difference；Above-mentioned bluetooth earphone is connected the bluetooth mould for carrying out Bluetooth communication with above-mentioned Baffle Box of Bluetooth by Bluetooth pairing
Formula, bluetooth earphone scans all Channel Detections and goes out effective idle channel and switch to above-mentioned effective idle channel, while will be effective
The frequency information of idle channel is sent to Baffle Box of Bluetooth, and Baffle Box of Bluetooth switches to the effective idle channel of identical, above-mentioned bluetooth ear
The hopping pattern that machine is communicated with above-mentioned Baffle Box of Bluetooth by above-mentioned effective idle channel so that bluetooth earphone passes through with Baffle Box of Bluetooth
Bluetooth mode and hopping pattern two ways are communicated；Above-mentioned bluetooth earphone will carry out frequency modulation and obtain by effective idle channel
Audio modulation signal is sent to Baffle Box of Bluetooth, and Baffle Box of Bluetooth obtains audio signal to obtaining audio modulation signal and being demodulated, then
Audio frequency process is carried out to audio signal, Baffle Box of Bluetooth is connected with karaoke equipment, audio-frequency information is played out by Karaoke,
Audio modulation signal signal when effective idle signal is transmitted will not produce distortion, it is to avoid voice modulation of the Baffle Box of Bluetooth to receiving
The problem of both poor sound quality when signal is played out so that user obtains more preferable audiovisual experience.
The preferred embodiments of the present invention are the foregoing is only, the scope of the claims of the present invention, every utilization is not thereby limited
Equivalent structure or equivalent flow conversion that description of the invention and accompanying drawing content are made, or directly or indirectly it is used in other correlations
Technical field, be included within the scope of the present invention.
Claims (10)
1. a kind of communication means of bluetooth equipment, the bluetooth equipment includes first terminal and sets up blue with the first terminal
The second terminal of tooth communication connection, it is characterised in that include：
The first terminal determines effective idle channel；
The first terminal switches to effective idle channel；
The first terminal is sent the frequency information of effective idle channel to the second terminal by bluetooth so that described
Two terminals switch to effective idle channel according to the frequency information of effective idle channel；
The first terminal transmits audio modulation signal to the second terminal by the effective idle channel so that described the
Two terminals receive the audio modulation signal and play out.
2. the communication means of bluetooth equipment according to claim 1, it is characterised in that the first terminal determines effectively empty
Idle channel includes：
The reception signal designation value of each channel is inquired about；
Channel of at least one reception signal designation value less than preset value is filtered out, as idle channel；
Choose from the idle channel and receive the minimum channel of signal designation value, as effective idle channel.
3. the communication means of bluetooth equipment according to claim 1 and 2, it is characterised in that the first terminal determines to be had
Also include before effect idle channel：
The audio signal of outside input is received, and the audio signal is modulated, obtain audio modulation signal.
4. a kind of communication means of bluetooth equipment, the bluetooth equipment includes second terminal and sets up blue with the second terminal
The first terminal of tooth communication connection, it is characterised in that include：
Second terminal receives the frequency information of effective idle channel that the first terminal sends；
The second terminal switches to effective idle channel according to the frequency information of effective idle channel；
The second terminal receives the first terminal by the audio modulation signal of effective idle channel transmission and carries out
Play.
5. a kind of communicator of bluetooth equipment, the communicator of the bluetooth equipment includes first terminal and with described first
Terminal sets up the second terminal of Bluetooth communication connection, it is characterised in that include：
Idle channel enquiry module, for determining effective idle channel, effective idle channel is used to transmit voice modulation letter
Number；
Handover module, for switching to effective idle channel；
Frequency information notification module, for the frequency information of effective idle channel to be sent to the second terminal by bluetooth,
The second terminal switches to effective idle channel according to the frequency information of effective idle channel；
Audio modulation signal transmitter module, it is whole to described second for transmitting audio modulation signal by effective idle channel
End so that the second terminal receives the audio modulation signal and plays out.
6. the communicator of bluetooth equipment according to claim 5, it is characterised in that the idle channel enquiry module tool
Body includes：
Query unit, for inquiring about the reception signal designation value of each channel；
Screening unit, for filtering out channel of at least one reception signal designation value less than preset value, as idle channel；
Unit is chosen, for choosing from the idle channel the minimum channel of signal designation value is received, as effective idle letter
Road.
7. the communicator of the bluetooth equipment according to claim 5 or 6, it is characterised in that the communication of the bluetooth equipment
Device also includes:
Audio frequency receiver module, for receiving the audio signal of outside input；
Modulation module, for being modulated to the audio signal, obtains audio modulation signal.
8. a kind of communicator of bluetooth equipment, the bluetooth equipment includes second terminal and sets up blue with the second terminal
The first terminal of tooth communication connection, it is characterised in that include：
Frequency information receiver module, for the frequency letter that second terminal receives effective idle channel that the first terminal sends
Breath；
Handover module, for switching to effective idle channel according to the frequency information of effective idle channel；
Audio modulation signal receiver module, is adjusted for receiving the first terminal by the audio frequency of effective idle channel transmission
Signal processed；
Playing module, for playing the audio modulation signal for receiving.
9. a kind of communication system of bluetooth equipment, the bluetooth equipment includes：First terminal and with the first terminal set up
The second terminal of Bluetooth communication connection, it is characterised in that include：
The first terminal is used to determine effective idle channel that effective idle channel to be used to transmit audio modulation signal；Institute
State first terminal and switch to effective idle channel；The frequency information of effective idle channel is sent to described by bluetooth
Two terminals, so that the second terminal switches to effective idle letter according to the frequency information of effective idle channel
Road；Audio modulation signal is transmitted to the second terminal by effective idle channel so that the second terminal receives institute
State audio modulation signal and play；
The second terminal is used to receive the frequency information of effective idle channel that the first terminal sends；According to described effective
The frequency information of idle channel switches to effective idle channel；The first terminal is received by effective idle channel
The audio modulation signal of transmission is simultaneously played out.
10. the communication system of bluetooth equipment according to claim 9, it is characterised in that
The first terminal is additionally operable to receive the audio signal of outside input；The audio signal is modulated, audio frequency is obtained
Modulated signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611261654.5A CN106658379A (en) | 2016-12-30 | 2016-12-30 | Communication method, device and system for Bluetooth device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611261654.5A CN106658379A (en) | 2016-12-30 | 2016-12-30 | Communication method, device and system for Bluetooth device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106658379A true CN106658379A (en) | 2017-05-10 |
Family
ID=58838947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611261654.5A Pending CN106658379A (en) | 2016-12-30 | 2016-12-30 | Communication method, device and system for Bluetooth device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106658379A (en) |
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| CN109714733A (en) * | 2017-10-26 | 2019-05-03 | 中国电信股份有限公司 | The detection restoration methods and Internet of things system of Internet of Things communication failure |
| CN109787661A (en) * | 2019-03-21 | 2019-05-21 | 达铭实业（宿州）股份有限公司 | A kind of Bluetooth signal high-speed transfer device |
| CN113660709A (en) * | 2021-10-20 | 2021-11-16 | 翱捷科技(深圳)有限公司 | Earphone communication control method and system, earphone and electronic equipment |
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| CN113660709A (en) * | 2021-10-20 | 2021-11-16 | 翱捷科技(深圳)有限公司 | Earphone communication control method and system, earphone and electronic equipment |
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