CN106936972A - Control method, the apparatus and system of voice-frequency channel - Google Patents
Control method, the apparatus and system of voice-frequency channel Download PDFInfo
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- CN106936972A CN106936972A CN201511025005.0A CN201511025005A CN106936972A CN 106936972 A CN106936972 A CN 106936972A CN 201511025005 A CN201511025005 A CN 201511025005A CN 106936972 A CN106936972 A CN 106936972A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
- H04M1/6033—Substation equipment, e.g. for use by subscribers including speech amplifiers for providing handsfree use or a loudspeaker mode in telephone sets
- H04M1/6041—Portable telephones adapted for handsfree use
- H04M1/605—Portable telephones adapted for handsfree use involving control of the receiver volume to provide a dual operational mode at close or far distance from the user
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Abstract
The disclosure is directed to a kind of method, the apparatus and system of control voice-frequency channel, for reducing or eliminating the POP sounds in earphone path.Described device includes：First group of controlling switch, control end is connected with processor, and first group of controlling switch includes：Tie point controlling switch, is connected on the path between earphone node and the first grounding node；Second way control switch, is connected on the path between earphone node and audio decoder；On audio player needs during electricity, the first control signal that first group of controlling switch receiving processor sends, and control tie point controlling switch to close and second way control switch disconnection.
Description
Technical field
This disclosure relates to communicate and computer disposal field, more particularly to control the method and dress of voice-frequency channel
Put.
Background technology
With the development of electronic technology, mobile terminal can not only make a phone call, and can also play music.And
And the function of earphone is also increasingly enriched.User can listen song by earphone, it is also possible to be entered by earphone
Row call.
The content of the invention
To overcome problem present in correlation technique, the disclosure provide a kind of method for controlling voice-frequency channel,
Apparatus and system.
According to the first aspect of the embodiment of the present disclosure, there is provided a kind of device of control voice-frequency channel, including：
First group of controlling switch, control end is connected with processor, and first group of controlling switch includes：
Tie point controlling switch, is connected on the path between earphone node and the first grounding node；
Second way control switch, is connected on the path between earphone node and audio decoder；
On audio player needs during electricity, the first control that first group of controlling switch receiving processor sends
Signal, and control tie point controlling switch to close and second way control switch disconnection.
The technical scheme provided by this disclosed embodiment can include the following benefits：
In one embodiment, before electricity under audio player needs, first group of controlling switch reception processing
The first control signal that device sends, and control tie point controlling switch closure and the control of the second branch road to open
Shut-off is opened.
The technical scheme provided by this disclosed embodiment can include the following benefits：
In one embodiment, after electric on the audio player or lower electricity, first group of controlling switch receiving area
The second control signal that reason device sends, and control tie point controlling switch to disconnect and the control of the second branch road
Switch closure.
The technical scheme provided by this disclosed embodiment can include the following benefits：
In one embodiment, described device also includes：
Second group of controlling switch, control end is connected with processor, including：
3rd way control switch, is connected on logical between the first grounding node and the first protection circuit
Road；
4th way control switch, is connected on the path between audio decoder and the second protection circuit；
First protection circuit, is connected with the second grounding node；
Second protection circuit, is connected with the 3rd grounding node；
After electricity on audio player, the 3rd control signal that second group of controlling switch receiving processor sends,
And control the 3rd way control switch and the 4th way control switch closure.
The technical scheme provided by this disclosed embodiment can include the following benefits：
In one embodiment, before electricity under audio player needs, second group of controlling switch reception processing
The 4th control signal that device sends, and control the 3rd way control switch and the 4th way control switch to disconnect；
After the 3rd way control switch and the 4th way control switch disconnect, first group of controlling switch is received
The second control signal that processor sends, and control tie point controlling switch to disconnect and the second branch road control
System switch closure.
The technical scheme provided by this disclosed embodiment can include the following benefits：
In one embodiment, described device is located in mobile terminal.
The technical scheme provided by this disclosed embodiment can include the following benefits：
According to the second aspect of the embodiment of the present disclosure, there is provided a kind of system of control voice-frequency channel, including：
Processor；
Earphone node；
First grounding node；
Audio decoder, is connected with processor；
Audio player, respectively with processor and earphone Node connectedness；
First group of controlling switch, control end is connected with processor, and first group of controlling switch includes：
Tie point controlling switch, is connected on the path between earphone node and the first grounding node；
Second way control switch, is connected on the path between earphone node and audio decoder；
Processor receives electricity instruction on audio player, and sends the to the control end of first group of controlling switch
One control signal；After the first control signal is sent, electricity on processor control audio player；
On audio player needs during electricity, the first control that first group of controlling switch receiving processor sends
Signal, and control tie point controlling switch to close and second way control switch disconnection.
In one embodiment, processor receives electricity instruction under audio player, and is opened to first group of control
The control end of pass sends the first control signal；After the first control signal is sent, processor control audio is broadcast
Put electricity under device；
Before electricity under audio player needs, the first control that first group of controlling switch receiving processor sends
Signal, and control tie point controlling switch to close and second way control switch disconnection.
In one embodiment, after electric on the audio player or lower electricity, processor is opened to first group of control
The control end of pass sends the second control signal；
The second control signal that first group of controlling switch receiving processor sends, and control tie point to control
Switch off and second way control switch closure.
In one embodiment, described device also includes：
Second group of controlling switch, control end is connected with processor, and second group of controlling switch includes：
3rd way control switch, is connected on logical between the first grounding node and the first protection circuit
Road；
4th way control switch, is connected on the path between audio decoder and the second protection circuit；
First protection circuit, is connected with the second grounding node；
Second protection circuit, is connected with the 3rd grounding node；
After electricity on audio player, processor sends the 3rd and controls to second group of control end of controlling switch
Signal；
The 3rd control signal that second group of controlling switch receiving processor sends, and control the control of the 3rd branch road
Switch and the 4th way control switch closure.
In one embodiment, processor receives electricity instruction under audio player, and is opened to second group of control
Close and send the 4th control signal；After the 4th control signal is sent, second is sent to first group of controlling switch
Control signal；
Before electricity under audio player needs, the 4th control that second group of controlling switch receiving processor sends
Signal, and control the 3rd way control switch and the 4th way control switch to disconnect；
After the 3rd way control switch and the 4th way control switch disconnect, first group of controlling switch is received
The second control signal that processor sends, and control tie point controlling switch to disconnect and the second branch road control
System switch closure.
According to the third aspect of the embodiment of the present disclosure, there is provided a kind of method of control voice-frequency channel, including：
Processor receives electricity instruction on audio player, and sends the to the control end of first group of controlling switch
One control signal；After the first control signal is sent, electricity on processor control audio player；
On audio player needs during electricity, the first control that first group of controlling switch receiving processor sends
Signal, and control tie point controlling switch to close and second way control switch disconnection.
It should be appreciated that the general description of the above and detailed description hereinafter are only exemplary and explanatory
, the disclosure can not be limited.
Brief description of the drawings
Accompanying drawing herein is merged in specification and constitutes the part of this specification, shows and meets this public affairs
The embodiment opened, and it is used to explain the principle of the disclosure together with specification.
Fig. 1 is a kind of block diagram of the device of the control voice-frequency channel according to an exemplary embodiment.
Fig. 2 is a kind of block diagram of the device of the control voice-frequency channel according to an exemplary embodiment.
Fig. 3 is a kind of block diagram of the system of the control voice-frequency channel according to an exemplary embodiment.
Fig. 4 is a kind of block diagram of the system of the control voice-frequency channel according to an exemplary embodiment.
Fig. 5 is a kind of flow chart of the method for the control voice-frequency channel according to an exemplary embodiment.
Fig. 6 is a kind of block diagram of the device according to an exemplary embodiment.
Specific embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following
When description is related to accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous
Key element.Implementation method described in following exemplary embodiment does not represent the institute consistent with the disclosure
There is implementation method.Conversely, they are only with described in detail in such as appended claims, disclosure
The example of the consistent apparatus and method of a little aspects.
In correlation technique, mobile phone can both provide call function, and the function of playing music can be provided again.
Both functions can be listened to by earphone.That is earphone can simultaneously connect the audio of call function
The audio player of decoder and broadcasting music.
A kind of possible scheme is, as shown in figure 1, processor (AP＆BP) respectively with audio decoder
(codec) connected with audio player (HIFI).Audio decoder and audio player (HIFI) are
Connection earphone.Connected between audio decoder and earphone one switch (switch).Audio player includes
Discharge circuit (OPA CIRCUIT) with disabling (disable) function.Due to there is discharge circuit
In the presence of audio player can produce POP (plosive) sound, the POP in the moment of upper electric or lower electricity
Sound enters earphone, influences the audibility of user.
The present embodiment is improved to path where audio decoder, reduced using audio decoder path or
Eliminate the POP sounds on audio player path.
Fig. 2 is a kind of structure of the device 200 of the control voice-frequency channel according to an exemplary embodiment
Figure, as shown in Fig. 2 including：First group of controlling switch.
First group of controlling switch, control end sel is connected with processor 207, and first group of controlling switch includes：
Tie point controlling switch 201 and second way control switch 202.
Tie point controlling switch 201, is connected on the grounding node 204 of earphone node 203 and first
Between path.
Second way control switch 202, be connected on earphone node 203 and audio decoder 205 it
Between path.
On the needs of audio player 206 during electricity, what first group of controlling switch receiving processor 207 sent
First control signal, and control tie point controlling switch 201 to close and second way control switch 202
Disconnect.
Embodiment adds the first grounding node 204, on the needs of audio player 206 during electricity, the
One group of controlling switch receives the first control signal (such as sel high level signals), tie point controlling switch
201 closures and second way control switch 202 disconnect.Earphone is disconnected to connect with audio decoder 205
Connect.At this moment, earphone is connected with audio player 206, while ground connection.On audio player 206 starts
Electricity, the level that upper electricity is produced can flow directly into the first grounding node 204, without flowing to earphone.Because
Earphone impedance is higher relative to the impedance of the first grounding node 204.Because level will not flow to earphone, therefore
POP sounds will not be produced.
In one embodiment, it is similar with power up, before electricity under the needs of audio player 206,
The first control signal that first group of controlling switch receiving processor 207 sends, and control tie point to control
The closure of switch 201 and second way control switch 202 disconnect.
Similarly, audio player 206 starts lower electricity, and the level that lower electricity is produced can flow directly into the first ground connection
Node 204, without flowing to earphone.Because earphone impedance relative to the impedance of the first grounding node 204 compared with
It is high.Because level will not flow to earphone, therefore POP sounds will not be produced.
In one embodiment, after electric on the audio player 206 or lower electricity, first group of controlling switch connects
The second control signal (such as sel low level signals) that processor 207 sends is received, and controls tie point
Controlling switch 201 is disconnected and second way control switch 202 is closed.
Only needed in the present embodiment on audio player 206 it is electric or it is lower electricity the earphone that makes in a flash be grounded,
In order to prevent POP sounds.POP is not had in the duration after electric or lower electricity on audio player 206
Sound, earphone just can be with earth-free.
In one embodiment, as shown in figure 3, described device 200 also includes：Second group of controlling switch.
Second group of controlling switch, control end is connected with processor 207, including：3rd way control switch
208 and the 4th way control switch 209.
3rd way control switch 208, is connected on the first grounding node 204 and the first protection circuit
Path between 210.
4th way control switch 209, is connected on the protection circuit 211 of audio decoder 205 and second
Between path.
First protection circuit 210, is connected with the second grounding node 212.First protection circuit 210 includes
Protective resistance.
Second protection circuit 211, is connected with the 3rd grounding node 213.Second protection circuit 211 includes
Protective resistance.
After electricity on audio player 206, second group the 3rd of the transmission of controlling switch receiving processor 207 the
Control signal, and control the 3rd way control switch 208 and the 4th way control switch 209 to close.
Second grounding node 212 and the 3rd grounding node 213 can be same grounding nodes.
In the present embodiment, after electricity on audio player 206, processor 207 can not be to first group of control
System switch sends the second control signal, but sends the 3rd control signal (such as to second group of controlling switch
Mute high level signals).3rd way control switch 208 and the 4th way control switch 209 are closed,
Tie point controlling switch 201 is closed and second way control switch 202 disconnects.Audio decoder 205
It is grounded by protection circuit, first group of controlling switch is failed.Earphone receives audio player 206 and plays
Music, signal stabilization.Meanwhile, the first protection circuit 210 and the second protection circuit 211 can protect sound
Frequency decoder 205.As shown in Figure 4.
In one embodiment, before electricity under the needs of audio player 206, second group of controlling switch is received
The 4th control signal that processor 207 sends, and control the 3rd branch road of way control switch 208 and the 4th
Controlling switch 209 disconnects.
After the 3rd way control switch 208 and the 4th way control switch 209 disconnect, first group of control
The second control signal that switch receiving processor 207 sends, and control tie point controlling switch 201 to break
Open and second way control switch 202 is closed.
Processor 207 sends the 4th control signal (such as mute to second group of controlling switch in the present embodiment
Low level signal).3rd way control switch 208 and the 4th way control switch 209 disconnect.First
Group controlling switch restitution, is continued for receiving the first control signal, and now audio player 206 is opened
Begin lower electricity.Audio player 206 enters low-power consumption mode, and disabling function is dragged down, and discharge circuit enters low
Power consumption mode, audio player 206 enters standby mode, equivalent to power-off.Because earphone impedance is relative
Higher in the second grounding node 212 and the impedance of the 3rd grounding node 213, level will not flow to earphone, because
This will not produce POP sounds.
Afterwards, processor 207 sends the second control signal, tie point control to first group of controlling switch
Switch 201 is disconnected and second way control switch 202 is closed.Earphone again with audio decoder 205
Connection.
In one embodiment, described device is located at mobile terminal etc. and has call and play two or more sound
In the equipment of sound path.
Fig. 2 is a kind of structure chart of the system of the control voice-frequency channel according to an exemplary embodiment,
As shown in Fig. 2 including：
Processor 207；
Earphone node 203；
First grounding node 204；
Audio decoder 205, is connected with processor 207；For call treatment；
Audio player 206, is connected with processor 207 and earphone node 203 respectively；At music
Reason；
First group of controlling switch, control end is connected with processor 207, and first group of controlling switch includes：
Tie point controlling switch 201, is connected on logical between earphone node and the first grounding node
Road；
Second way control switch 202, be connected on earphone node 203 and audio decoder 205 it
Between path；
Processor 207 receives electricity instruction on audio player 206, and to first group of control of controlling switch
End sends the first control signal；After the first control signal is sent, the control audio player of processor 207
Electricity on 206；
On the needs of audio player 206 during electricity, what first group of controlling switch receiving processor 207 sent
First control signal, and control tie point controlling switch 201 to close and second way control switch 202
Disconnect.
For example, user clicks on the button for playing music, audio player 206 is received equivalent to processor 207
Upper electricity instruction.Processor 207 sends the first control signal (such as sel to first group of control end of controlling switch
High level signal), tie point controlling switch 201 is closed and second way control switch 202 disconnects.
Earphone is disconnected to be connected with audio decoder 205.At this moment, earphone is connected with audio player 206, together
When be grounded.Processor 207 sends power up commands to audio player 206, can be with the first control signal
Send simultaneously, or sent after the first control signal.Audio player 206 is started power up, upper electricity
The level of generation can flow directly into the first grounding node 204, without flowing to earphone.Because earphone impedance
It is higher relative to the impedance of the first grounding node 204.Because level will not flow to earphone, therefore will not produce
POP sounds.
In one embodiment, processor 207 receives 206 times electricity instructions of audio player, and to first
The control end of group controlling switch sends the first control signal；After the first control signal is sent, processor 207
206 times electricity of control audio player；
Before electricity under the needs of audio player 206, what first group of controlling switch receiving processor 207 sent
First control signal, and control tie point controlling switch 201 to close and second way control switch 202
Disconnect.
For example, user clicks on the button for closing music, audio player 206 is received equivalent to processor 207
Lower electricity instruction.Processor 207 sends the first control signal (such as sel to first group of control end of controlling switch
High level signal), tie point controlling switch 201 is closed and second way control switch 202 disconnects.
Earphone is disconnected to be connected with audio decoder 205.At this moment, earphone is connected with audio player 206, together
When be grounded.Processor 207 sends lower electricity order to audio player 206, can be with the first control signal
Send simultaneously, or sent after the first control signal.Audio player 206 starts lower electricity, lower electricity
The level of generation can flow directly into the first grounding node 204, without flowing to earphone.Because earphone impedance
It is higher relative to the impedance of the first grounding node 204.Because level will not flow to earphone, therefore will not produce
POP sounds.
In one embodiment, after electric on the audio player 206 or lower electricity, processor 207 is to first
The control end of group controlling switch sends the second control signal；
The second control signal that first group of controlling switch receiving processor 207 sends, and control tie point
Controlling switch 201 is disconnected and second way control switch 202 is closed.
Only needed in the present embodiment on audio player 206 it is electric or it is lower electricity the earphone that makes in a flash be grounded,
In order to prevent POP sounds.POP is not had in the duration after electric or lower electricity on audio player 206
Sound, earphone just can be with earth-free.
In one embodiment, as shown in figure 3, described device also includes：
Second group of controlling switch, control end is connected with processor 207, and second group of controlling switch includes：
3rd way control switch 208, is connected on the first grounding node 204 and the first protection circuit
Path between 210；
4th way control switch 209, is connected on audio decoder and 205 second protection circuits 211
Between path；
First protection circuit 210, is connected with the second grounding node 212；
Second protection circuit 211, is connected with the 3rd grounding node 213；
After electricity on audio player 206, processor 207 sends to second group of control end of controlling switch
3rd control signal；
The 3rd control signal that second group of controlling switch receiving processor 207 sends, and control the 3rd branch road
Controlling switch 208 and the 4th way control switch 209 are closed.
In the present embodiment, after electricity on audio player 206, processor 207 can not be to first group of control
System switch sends the second control signal, but sends the 3rd control signal (such as to second group of controlling switch
Mute high level signals).3rd way control switch 208 and the 4th way control switch 209 are closed,
Tie point controlling switch 201 is closed and second way control switch 202 disconnects.Audio decoder 205
It is grounded by protection circuit, first group of controlling switch is failed.Earphone receives audio player 206 and plays
Music, signal stabilization.Meanwhile, the first protection circuit 210 and the second protection circuit 211 can protect sound
Frequency decoder 205.As shown in Figure 4.
In one embodiment, processor 207 receives 206 times electricity instructions of audio player, and to second
Group controlling switch sends the 4th control signal；After the 4th control signal is sent, to first group of controlling switch
Send the second control signal；
Under the needs of audio player 206 during electricity, what second group of controlling switch receiving processor 207 sent
4th control signal, and control the 3rd way control switch 208 and the 4th way control switch 209 to disconnect；
After the 3rd way control switch 208 and the 4th way control switch 209 disconnect, first group of control
The second control signal that switch receiving processor 207 sends, and control tie point controlling switch 201 to break
Open and second way control switch 202 is closed.
Processor 207 sends the 4th control signal (such as mute to second group of controlling switch in the present embodiment
Low level signal).3rd way control switch 208 and the 4th way control switch 209 disconnect.First
Group controlling switch restitution, is continued for receiving the first control signal, and now audio player 206 is opened
Begin lower electricity.Audio player 206 enters low-power consumption mode, and disabling function is dragged down, and discharge circuit enters low
Power consumption mode, audio player 206 enters standby mode, equivalent to power-off.Because earphone impedance is relative
Higher in the second grounding node 212 and the impedance of the 3rd grounding node 213, level will not flow to earphone, because
This will not produce POP sounds.
Afterwards, processor 207 sends the second control signal, tie point control to first group of controlling switch
Switch 201 is disconnected and second way control switch 202 is closed.Earphone again with audio decoder 205
Connection.
Fig. 5 is that a kind of method flow of the control voice-frequency channel according to an exemplary embodiment is illustrated
Figure.Reference picture 5, the method step includes：
In step 501, processor receives electricity instruction on audio player, and to first group of controlling switch
Control end send the first control signal；After the first control signal is sent, processor control audio is played
Electricity on device.
In step 502, on audio player needs during electricity, first group of controlling switch receiving processor
The first control signal for sending, and control tie point controlling switch to close and second way control switch
Disconnect.
On the device in above-described embodiment, wherein modules perform the concrete mode for operating and are having
It has been described in detail in the embodiment for closing the method, explanation will be not set forth in detail herein.
Fig. 6 is a kind of device 600 for controlling voice-frequency channel according to an exemplary embodiment
Block diagram.For example, device 600 can be mobile phone, computer, digital broadcast terminal, information receiving and transmitting
Equipment, game console, tablet device, Medical Devices, body-building equipment, personal digital assistant etc..
Reference picture 6, device 600 can include following one or more assemblies：Processing assembly 602, storage
Device 604, power supply module 606, multimedia groupware 608, audio-frequency assembly 610, input/output (I/O)
Interface 612, sensor cluster 614, and communication component 616.
The integrated operation of the usual control device 600 of processing assembly 602, such as with display, call,
Data communication, camera operation and the associated operation of record operation.Processing assembly 602 can include one
Or multiple processors 620 carry out execute instruction, to complete all or part of step of above-mentioned method.Additionally,
Processing assembly 602 can include one or more modules, be easy between processing assembly 602 and other assemblies
Interaction.For example, processing assembly 602 can include multi-media module, to facilitate multimedia groupware 608
And the interaction between processing assembly 602.
Memory 604 is configured as storing various types of data supporting the operation in equipment 600.This
The example of a little data includes the instruction for any application program or method operated on device 600, connection
It is personal data, telephone book data, message, picture, video etc..Memory 604 can be by any types
Volatibility or non-volatile memory device or combinations thereof realize, such as static RAM
(SRAM), Electrically Erasable Read Only Memory (EEPROM), erasable programmable is read-only
Memory (EPROM), programmable read only memory (PROM), read-only storage (ROM),
Magnetic memory, flash memory, disk or CD.
Electric power assembly 606 provides electric power for the various assemblies of device 600.Electric power assembly 606 can include
Power-supply management system, one or more power supplys, and other with generate, manage and distribute electricity for device 600
The associated component of power.
Multimedia groupware 608 is included in one output interface of offer between described device 600 and user
Screen.In certain embodiments, screen can include liquid crystal display (LCD) and touch panel (TP).
If screen includes touch panel, screen may be implemented as touch-screen, to receive the input from user
Signal.Touch panel includes one or more touch sensors with sensing touch, slip and touch panel
Gesture.The touch sensor can not only sensing touch or sliding action border, but also detect
The duration related to the touch or slide and pressure.In certain embodiments, multimedia group
Part 608 includes a front camera and/or rear camera.When equipment 600 is in operator scheme, such as
When screening-mode or video mode, front camera and/or rear camera can receive outside multimedia
Data.Each front camera and rear camera can be a fixed optical lens system or have
Focusing and optical zoom capabilities.
Audio-frequency assembly 610 is configured as output and/or input audio signal.For example, audio-frequency assembly 610 is wrapped
A microphone (MIC) is included, when device 600 is in operator scheme, such as call model, logging mode
During with speech recognition mode, microphone is configured as receiving external audio signal.The audio signal for being received
Can be further stored in memory 604 or be sent via communication component 616.In certain embodiments,
Audio-frequency assembly 610 also includes a loudspeaker, for exports audio signal.
I/O interfaces 612 are that interface, above-mentioned periphery are provided between processing assembly 602 and peripheral interface module
Interface module can be keyboard, click wheel, button etc..These buttons may include but be not limited to：Homepage is pressed
Button, volume button, start button and locking press button.
Sensor cluster 614 includes one or more sensors, for providing various aspects for device 600
State estimation.For example, sensor cluster 614 can detect the opening/closed mode of equipment 600,
The relative positioning of component, such as described component is the display and keypad of device 600, sensor cluster
614 can be with the change of the position of detection means 600 or a component of device 600, user and device 600
Presence or absence of, the temperature change of the orientation of device 600 or acceleration/deceleration and device 600 of contact.Pass
Sensor component 614 can include proximity transducer, be configured to be examined when without any physical contact
Survey the presence of object nearby.Sensor cluster 614 can also include optical sensor, such as CMOS or CCD
Imageing sensor, for being used in imaging applications.In certain embodiments, the sensor cluster 614
Acceleration transducer can also be included, gyro sensor, Magnetic Sensor, pressure sensor or temperature are passed
Sensor.
Communication component 616 is configured to facilitate wired or wireless way between device 600 and other equipment
Communication.Device 600 can access the wireless network based on communication standard, such as WiFi, 2G or 3G, or
Combinations thereof.In one exemplary embodiment, communication component 616 is received via broadcast channel and come from
The broadcast singal or broadcast related information of external broadcasting management system.In one exemplary embodiment, institute
Stating communication component 616 also includes near-field communication (NFC) module, to promote junction service.For example,
NFC module can be based on radio frequency identification (RFID) technology, and Infrared Data Association (IrDA) technology surpasses
Broadband (UWB) technology, bluetooth (BT) technology and other technologies are realized.
In the exemplary embodiment, device 600 can be by one or more application specific integrated circuits
(ASIC), digital signal processor (DSP), digital signal processing appts (DSPD), can compile
It is journey logical device (PLD), field programmable gate array (FPGA), controller, microcontroller, micro-
Processor or other electronic components are realized, for performing the above method.
In the exemplary embodiment, a kind of non-transitory computer-readable storage including instructing is additionally provided
Medium, such as, including the memory 604 for instructing, above-mentioned instruction can be held by the processor 620 of device 600
Go to complete the above method.For example, the non-transitorycomputer readable storage medium can be ROM,
Random access memory (RAM), CD-ROM, tape, floppy disk and optical data storage devices etc..
Those skilled in the art will readily occur to this after considering specification and putting into practice invention disclosed herein
Disclosed other embodiments.The application is intended to any modification, purposes or the adaptability of the disclosure
Change, these modifications, purposes or adaptations follow the general principle of the disclosure and including this public affairs
Open undocumented common knowledge or conventional techniques in the art.Description and embodiments only by
It is considered as exemplary, the true scope of the disclosure and spirit are pointed out by following claim.
It should be appreciated that the disclosure be not limited to be described above and be shown in the drawings it is accurate
Structure, and can without departing from the scope carry out various modifications and changes.The scope of the present disclosure is only by institute
Attached claim is limited.
Claims (12)
1. it is a kind of control voice-frequency channel device, it is characterised in that including：
First group of controlling switch, control end is connected with processor, and first group of controlling switch includes：
Tie point controlling switch, is connected on the path between earphone node and the first grounding node；
Second way control switch, is connected on the path between earphone node and audio decoder；
On audio player needs during electricity, the first control that first group of controlling switch receiving processor sends
Signal, and control tie point controlling switch to close and second way control switch disconnection.
2. it is according to claim 1 control voice-frequency channel device, it is characterised in that broadcast in audio
Before putting the lower electricity of device needs, the first control signal that first group of controlling switch receiving processor sends, and control
Tie point controlling switch is closed and second way control switch disconnects.
3. it is according to claim 2 control voice-frequency channel device, it is characterised in that broadcast in audio
After putting electric on device or lower electricity, the second control signal that first group of controlling switch receiving processor sends, and control
Tie point controlling switch processed disconnects and second way control switch closure.
4. it is according to claim 1 control voice-frequency channel device, it is characterised in that described device
Also include：
Second group of controlling switch, control end is connected with processor, including：
3rd way control switch, is connected on logical between the first grounding node and the first protection circuit
Road；
4th way control switch, is connected on the path between audio decoder and the second protection circuit；
First protection circuit, is connected with the second grounding node；
Second protection circuit, is connected with the 3rd grounding node；
After electricity on audio player, the 3rd control signal that second group of controlling switch receiving processor sends,
And control the 3rd way control switch and the 4th way control switch closure.
5. it is according to claim 1 control voice-frequency channel device, it is characterised in that broadcast in audio
Before putting the lower electricity of device needs, the 4th control signal that second group of controlling switch receiving processor sends, and control
3rd way control switch and the 4th way control switch disconnect；
After the 3rd way control switch and the 4th way control switch disconnect, first group of controlling switch is received
The second control signal that processor sends, and control tie point controlling switch to disconnect and the second branch road control
System switch closure.
6. it is according to claim 1 control voice-frequency channel device, it is characterised in that described device
In mobile terminal.
7. it is a kind of control voice-frequency channel the system, it is characterised in that including：
Processor；
Earphone node；
First grounding node；
Audio decoder, is connected with processor；
Audio player, respectively with processor and earphone Node connectedness；
First group of controlling switch, control end is connected with processor, and first group of controlling switch includes：
Tie point controlling switch, is connected on the path between earphone node and the first grounding node；
Second way control switch, is connected on the path between earphone node and audio decoder；
Processor receives electricity instruction on audio player, and sends the to the control end of first group of controlling switch
One control signal；After the first control signal is sent, electricity on processor control audio player；
On audio player needs during electricity, the first control that first group of controlling switch receiving processor sends
Signal, and control tie point controlling switch to close and second way control switch disconnection.
8. it is according to claim 7 control voice-frequency channel system, it is characterised in that processor connects
Electricity instruction under audio player is received, and the first control signal is sent to first group of control end of controlling switch；
After the first control signal is sent, electricity under processor control audio player；
Before electricity under audio player needs, the first control that first group of controlling switch receiving processor sends
Signal, and control tie point controlling switch to close and second way control switch disconnection.
9. it is according to claim 8 control voice-frequency channel system, it is characterised in that broadcast in audio
After putting electric on device or lower electricity, processor sends the second control signal to the control end of first group of controlling switch；
The second control signal that first group of controlling switch receiving processor sends, and control tie point to control
Switch off and second way control switch closure.
10. it is according to claim 7 control voice-frequency channel system, it is characterised in that the dress
Putting also includes：
Second group of controlling switch, control end is connected with processor, and second group of controlling switch includes：
3rd way control switch, is connected on logical between the first grounding node and the first protection circuit
Road；
4th way control switch, is connected on the path between audio decoder and the second protection circuit；
First protection circuit, is connected with the second grounding node；
Second protection circuit, is connected with the 3rd grounding node；
After electricity on audio player, processor sends the 3rd and controls to second group of control end of controlling switch
Signal；
The 3rd control signal that second group of controlling switch receiving processor sends, and control the control of the 3rd branch road
Switch and the 4th way control switch closure.
The system of 11. control voice-frequency channels according to claim 7, it is characterised in that processor
Electricity instruction under audio player is received, and the 4th control signal is sent to second group of controlling switch；Sending
After 4th control signal, the second control signal is sent to first group of controlling switch；
Before electricity under audio player needs, the 4th control that second group of controlling switch receiving processor sends
Signal, and control the 3rd way control switch and the 4th way control switch to disconnect；
After the 3rd way control switch and the 4th way control switch disconnect, first group of controlling switch is received
The second control signal that processor sends, and control tie point controlling switch to disconnect and the second branch road control
System switch closure.
A kind of 12. methods describeds of control voice-frequency channel, it is characterised in that including：
Processor receives electricity instruction on audio player, and sends the to the control end of first group of controlling switch
One control signal；After the first control signal is sent, electricity on processor control audio player；
On audio player needs during electricity, the first control that first group of controlling switch receiving processor sends
Signal, and control tie point controlling switch to close and second way control switch disconnection.
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| CN201511025005.0A CN106936972B (en) | 2015-12-30 | 2015-12-30 | Method, device and system for controlling audio channel |
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| CN106936972B (en) | 2020-10-09 |
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