CN206181377U - Intelligence station reporting system , intelligent multimedia system and intelligent audio frequency management system - Google Patents
Intelligence station reporting system , intelligent multimedia system and intelligent audio frequency management system Download PDFInfo
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- CN206181377U CN206181377U CN201621267667.9U CN201621267667U CN206181377U CN 206181377 U CN206181377 U CN 206181377U CN 201621267667 U CN201621267667 U CN 201621267667U CN 206181377 U CN206181377 U CN 206181377U
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Abstract
Intelligence station reporting system, intelligent multimedia system and intelligent audio frequency management system is disclosed. Wherein intelligent station reporting system includes: station reporting system produces the audio signal that calls out the stops, the audio conversion circuit has first input end, second input, control end and output, and wherein the first input end is coupled to station reporting system and is coupled to hypersystem in order to receive multi -media audio signal, coupled to the output end to audio power amplifier circuit with the receipt audio signal that calls out the stops, second input, and switching control circuit, be coupled to the control end of audio conversion circuit, detect station reporting system and whether need call out the stops to when detecting station reporting system and need call out the stops, the control audio switching circuit is so that the audio conversion circuit stops to provide the circuit to audio power amplifier with multi -media audio signal.
Description
Technical field
The utility model is related to electronic circuit, more particularly to intelligent reporting station system, intelligent multimedia system and intelligent audio
Management system.
Background technology
In the various vehicles such as vehicle, train, subway and steamer, as shown in figure 1, reporting station system and multimedia system
Usually by different manufacturer productions, respective independent play-out audio-frequency information.Due to not associating between reporting station system and multimedia system,
The information to method, system cannot be known with each other, then the work of reporting station system is easy for being affected by multimedia system, from
And affecting effect of reporting station system so that reporting station system cannot play in some cases due effect.For example, it is if calling out the stops
System broadcasting call out the stops audio-frequency information when multimedia system also play multimedia audio information, then passenger will be by multimedia audio
Information is disturbed, and is called out the stops information so as to cannot normally obtain vehicle.
Utility model content
The purpose of this utility model is to provide the intellectualizing system of simple structure, flexibly controls call out the stops information and multimedia sound
The broadcasting of frequency information, to ensure that passenger can timely and effectively receive the information of calling out the stops.
According to a kind of intelligent reporting station system of the utility model embodiment, including：Reporting station system, produces audio frequency letter of calling out the stops
Number；Frequency switch circuit, with first input end, the second input, control end and output end, wherein first input end is coupled to
Reporting station system is to receive audio signal of calling out the stops, and the second input is coupled to multimedia system to receive multimedia audio signal, defeated
Go out end and be coupled to audio amplifier circuit；And control switching circuit, the control end of frequency switch circuit is coupled to, detection is called out the stops and is
System whether need to be called out the stops, and detect reporting station system need called out the stops when, control frequency switch circuit so that audio frequency
Switching circuit stops multimedia audio signal being provided to audio amplifier circuit.
In one embodiment, audio amplifier circuit includes the first loudspeaker and the second loudspeaker, wherein the input of the first loudspeaker
End is coupled directly to reporting station system to receive audio signal of calling out the stops；Frequency switch circuit is included with first end, the second end and control
The first end of the first switch at end processed, wherein first switch is coupled to multimedia system to receive multimedia audio signal, and second
End is coupled to the input of the second loudspeaker, and control end is coupled to control switching circuit.
In one embodiment, first switch includes：The first transistor, with first end, the second end and control end, wherein
First end is used as the first end of first switch；Transistor seconds, with first end, the second end and control end, wherein first end is used
Make the second end of first switch, the second end is coupled to the second end of the first transistor；Photoelectrical coupler, with first input end,
Second input, the first output end and the second output end, wherein the second input is coupled to reference ground, the first output end is coupled to
The control end of the first transistor and transistor seconds, the second output end is coupled to the second of the first transistor and transistor seconds
End；First resistor device, with first end and the second end, wherein first end is coupled to supply voltage, and the second end is coupled to light thermocouple
First output end of clutch；And second resistance device, with first end and the second end, wherein first end is used as the control of first switch
End processed, the second end is coupled to the first input end of photoelectrical coupler.
In one embodiment, audio amplifier circuit includes the 3rd loudspeaker；Frequency switch circuit includes second switch and the
Three switches, the first end of wherein second switch is coupled to reporting station system to receive audio signal of calling out the stops, the first end of the 3rd switch
The second end that multimedia system is coupled to receive multimedia audio signal, second switch and the 3rd switch is both coupled to the 3rd loudspeaker
The control end of input, second switch and the 3rd switch is both coupled to control switching circuit.
In one embodiment, control switching circuit includes：Call out the stops audio detection circuit, detection is called out the stops audio signal, and
According to calling out the stops, audio signal produces detection signal；And threshold value comparison circuit, with first input end, the second input and output
End, wherein first input end are coupled to calls out the stops audio detection circuit to receive detection signal, and the second input receives threshold signal,
Threshold value comparison circuit is compared detection signal with threshold signal, and produces control signal in output end based on comparative result.
In one embodiment, control switching circuit is further coupled to reporting station system, receives from reporting station system and indicates whether to need
The indication signal of calling out the stops to be called out the stops, and control signal is produced according to indication signal of calling out the stops.
In one embodiment, control switching circuit is further coupled to multimedia system, and is detecting reporting station system needs
When being called out the stops, multimedia system is controlled, so that multimedia system suspends output multimedia audio signal.
According to a kind of intelligent multimedia system of the utility model embodiment, including：Multimedia system, produces multimedia sound
Frequency signal；Frequency switch circuit, with first input end, the second input, control end and output end, wherein first input end coupling
Reporting station system is connected to receive audio signal of calling out the stops, the second input is coupled to multimedia system to receive multimedia audio letter
Number, output end is coupled to audio amplifier circuit；And control switching circuit, the control end of frequency switch circuit is coupled to, detect
Whether reporting station system needs is called out the stops, and detect reporting station system need called out the stops when, control frequency switch circuit, with
Frequency switch circuit is set to stop multimedia audio signal being provided to audio amplifier circuit.
According to a kind of intelligent audio management system of the utility model embodiment, including：Electric power system, with offer power supply
The output end of signal；Power switch, with first end and the second end, wherein first end is coupled to the output end of electric power system；Report
Stand system, be coupled to the second end of power switch, generation is called out the stops audio signal；Multimedia system, is coupled to the of power switch
Two ends, produce multimedia audio signal；Frequency switch circuit, with first input end, the second input, control end and output
End, wherein first input end is coupled to reporting station system to receive audio signal of calling out the stops, and the second input is coupled to multimedia system
To receive multimedia audio signal；Audio amplifier circuit, is coupled to the output end of frequency switch circuit, to from frequency switch circuit
The signal that output end is received carries out audio frequency amplification；And control switching circuit, the control end of frequency switch circuit is coupled to, examine
Survey reporting station system whether need to be called out the stops, and detect reporting station system need called out the stops when, control frequency switch circuit,
So that frequency switch circuit stops multimedia audio signal being provided to audio amplifier circuit.
According to a kind of intelligent reporting station system of the utility model embodiment, including：Reporting station system, produces audio frequency letter of calling out the stops
Number；And control switching circuit, multimedia system is coupled to, whether detection reporting station system needs to be called out the stops, and is detecting
Reporting station system is needed when being called out the stops, and controls multimedia system so that multimedia system stop producing multimedia audio signal or
The multimedia audio signal that multimedia system is produced is adjusted to minimum of a value.
According to a kind of intelligent multimedia system of the utility model embodiment, including multimedia system, with output end and
Control end, the multimedia system produces multimedia audio signal in output end；And control switching circuit, it is coupled to multimedia system
The control end of system, detection reporting station system whether need to be called out the stops, and detect reporting station system need called out the stops when, control
Multimedia system, so that multimedia system stops producing multimedia audio signal or multimedia audio signal adjusted to minimum
Value.
According to a kind of intelligent audio management system of the utility model embodiment, it is characterised in that include：Electric power system,
With the output end for providing power supply signal；Power switch, with first end and the second end, wherein first end is coupled to electric power system
Output end；Reporting station system, with input and output end, wherein input is coupled to the second end of power switch, output end
Offer is called out the stops audio signal；Multimedia system, with input, output end and control end, wherein input is coupled to power supply and opens
The second end closed, output end provides multimedia audio signal；First audio-frequency amplifier, is coupled to the output end of reporting station system, right
Audio signal of calling out the stops carries out audio frequency amplification；Second audio-frequency amplifier, is coupled to the output end of multimedia system, to multimedia audio
Signal carries out audio frequency amplification；And control switching circuit, the control end of multimedia system is coupled to, whether detection reporting station system needs
Called out the stops, and detect reporting station system need called out the stops when, control multimedia system so that multimedia system stop
Produce multimedia audio signal or multimedia audio signal is adjusted to minimum of a value.
According to a kind of intelligent audio management system of the utility model embodiment, including：Electric power system, with offer power supply
The output end of signal；Power switch, with first end and the second end, wherein first end is coupled to the output end of electric power system；The
One audio system, is coupled to the second end of power switch, produces the first audio signal；Second audio system, is coupled to power supply and opens
The second end closed, produces the second audio signal；Frequency switch circuit, with first input end, the second input, control end and defeated
Go out end, wherein first input end is coupled to the first audio system to receive the first audio signal, and the second input is coupled to second
Audio system is receiving the second audio signal；Audio amplifier circuit, is coupled to the output end of frequency switch circuit, to cutting from audio frequency
Changing the signal that circuit output end receives carries out audio frequency amplification；And control switching circuit, it is coupled to the control of frequency switch circuit
End processed, detection the first audio system whether need to be called out the stops, and detect the first audio system need called out the stops when, control
Frequency switch circuit processed, so that frequency switch circuit stops the second audio signal being provided to audio amplifier circuit.
According to a kind of intelligent audio management system of the utility model embodiment, including：Electric power system, with offer power supply
The output end of signal；Power switch, with first end and the second end, wherein first end is coupled to the output end of electric power system；The
One audio system, with input and output end, wherein input is coupled to the second end of power switch, and output end provides first
Audio signal；Second audio system, with input, output end and control end, wherein input is coupled to the of power switch
Two ends, output end provides the second audio signal；First audio-frequency amplifier, is coupled to the output end of the first audio system, to first
Audio signal carries out audio frequency amplification；Second audio-frequency amplifier, is coupled to the output end of the second audio system, to the second audio signal
Carry out audio frequency amplification；And control switching circuit, the control end of the second audio system is coupled to, whether the first audio system of detection
Needs are called out the stops, and detect the first audio system need called out the stops when, control the second audio system so that the second sound
Display system stops producing the second audio signal or the second audio signal is adjusted to minimum of a value.
Detect whether reporting station system needs to be called out the stops by control switching circuit according to embodiment of the present utility model, and
Detecting the broadcasting that stops multimedia audio information when reporting station system needs to call out the stops, the audio system with simple circuit realiration
Intelligent management, it is ensured that passenger can timely and effectively receive the information of calling out the stops.
Description of the drawings
The utility model is described further below with reference to accompanying drawing, wherein similar element adopts similar label.
It will be understood by those skilled in the art that all accompanying drawings are for descriptive purpose, they may illustrate only of system
Point.
Fig. 1 is existing car audio system；
Fig. 2 is the block diagram of the intelligent audio management system 100 according to the utility model embodiment；
Fig. 3 is the principle schematic diagram of intelligent audio management system 100A according to the utility model embodiment；
Fig. 4 is the principle schematic diagram of intelligent audio management system 100B according to the utility model embodiment；
Fig. 5 is the circuit diagram of Fig. 3-4 breaker in middle according to the utility model embodiment；
Fig. 6 is the principle schematic diagram of the control switching circuit 105A according to the utility model embodiment；
Fig. 7 is the principle schematic diagram of the control switching circuit 105B according to the utility model embodiment；
Fig. 8 is the principle schematic diagram of intelligent audio management system 100C according to the utility model embodiment；
Fig. 9 is the principle schematic diagram of the intelligent audio management system 200 according to the utility model embodiment.
Specific embodiment
In order to solve the problems, such as that background section is referred to, the utility model proposes a kind of intelligent audio pipe of simple structure
Reason system, it is ensured that audio-frequency information of calling out the stops can be preferentially played in audio signal playing process, it is to avoid it receives multimedia audio letter
The interference of breath.
Fig. 2 is the block diagram of the intelligent audio management system 100 according to the utility model embodiment, including electric power system 101,
Power switch Q, reporting station system 102, multimedia system 103, frequency switch circuit 104, control switching circuit 105 and audio frequency are put
Big circuit 106.Electric power system 101 has the output end for providing power supply signal.Power switch Q has first end and the second end, its
Middle first end is coupled to the output end of electric power system 101.Reporting station system 102 is coupled to second end of power switch Q, and generation is called out the stops
Audio signal.Multimedia system 103 is coupled to second end of power switch Q, produces multimedia audio signal.Power switch Q leads to
Often by the control such as key, remote control.When power switch Q is turned on, electric power system 101 is reporting station system 102 and multimedia system
103 grade subsequent conditioning circuits are powered.Conversely, when power switch Q is turned off, power supply stops.
Frequency switch circuit 104 has first input end, the second input, control end and output end, wherein the first input
End is coupled to reporting station system 102 to receive audio signal of calling out the stops, and the second input is coupled to multimedia system 103 to receive many matchmakers
Body audio signal.Audio amplifier circuit 106 generally includes one or more loudspeaker, is coupled to the output of frequency switch circuit 104
End, the signal to receiving from frequency switch circuit output end carries out audio frequency amplification.Control switching circuit 105 is coupled to audio frequency and cuts
The control end of circuit 104 is changed, whether detection reporting station system 102 needs to be called out the stops, and produces control signal CTRL.Switching control
Circuit 105 detect reporting station system 102 need called out the stops when, by control signal CTRL control frequency switch circuit 104,
So that its stopping provides multimedia audio signal to audio amplifier circuit 106.
It should be noted that, although in FIG reporting station system 102, multimedia system 103, frequency switch circuit 104, cut
It is separate four functional module to change control circuit 105, but in practical application, they may be with the overall physics in part
Form occurs.Reporting station system 102 can together constitute intelligent reporting station system with frequency switch circuit 104, control switching circuit 105
System.Equally, multimedia system 103 can also be combined with frequency switch circuit 104, control switching circuit 105, form intelligence
Can multimedia system.
Fig. 3 is the principle schematic diagram of intelligent audio management system 100A according to the utility model embodiment, its middle pitch
Frequency amplifying circuit 106A includes loudspeaker 161 and 162.The input of loudspeaker 161 is coupled directly to reporting station system 102 and is called out the stops with receiving
Audio signal.Frequency switch circuit 104A includes the switch S1 with first end, the second end and control end, the of its breaker in middle S1
One end is coupled to multimedia system 103 to receive multimedia audio signal, and the second end is coupled to the input of loudspeaker 162, control
End is coupled to control switching circuit 105.
When reporting station system 102 needs to call out the stops, control switching circuit 105 disconnects switch S1, and now multimedia system 103 is defeated
The multimedia audio signal for going out cannot be transferred into loudspeaker 162, therefore the information of calling out the stops of the output of reporting station system 102 will not be subject to shadow
Ring.When reporting station system 102 need not call out the stops, the conducting switch S1 of control switching circuit 105, it is many that multimedia system 103 is exported
Media n audio signal is provided to loudspeaker 162 by switching S1.
Fig. 4 is the principle schematic diagram of intelligent audio management system 100B according to another embodiment of the utility model, its
Sound intermediate frequency amplifying circuit 106B includes loudspeaker 163.Frequency switch circuit 104B include switch S2 and S3, the first of its breaker in middle S2
End is coupled to reporting station system 102 to receive audio signal of calling out the stops, and the first end for switching S3 is coupled to multimedia system 103 to receive
Multimedia audio signal, the second end for switching S2 and S3 is both coupled to the input of loudspeaker 163, and their control end is then coupled to
Control switching circuit is receiving respectively control signal CTRL1 and CTRL2.When switch S2 closures, and when switching S3 disconnections, sound of calling out the stops
Frequency information is played by switch S2 in loudspeaker 163；When switch S3 closures, and when switching S2 disconnections, multimedia audio information is led to
Cross switch S3 to play in loudspeaker 163.
When needing to call out the stops, control switching circuit 105 disconnects switch S3, the multimedia audio of the output of multimedia system 103
Signal cannot be transferred into loudspeaker 163.Then control switching circuit 105 conducting switch S2, reporting station system 102 by switch S2 with
Loudspeaker 163 connect so that audio-frequency information of calling out the stops is able to be played in loudspeaker 163, and is not disturbed by multimedia audio information.When
When being not required to call out the stops, the conducting of control switching circuit 105 switchs S3 and disconnects switch S2, and now multimedia system 103 is by switching S3
It is connected with loudspeaker 163 so that multimedia audio information is able to be played in loudspeaker 163.Therefore, the system is according to actual conditions spirit
The working condition of controlling switch S2 living and S3, so as to control the broadcasting of audio-frequency information, realizes intelligent management.
Although the audio amplifier circuit 106B in Fig. 4 embodiments only includes loudspeaker 163, those skilled in the art can manage
Solution, the structure of two loudspeaker as shown in Figure 3 similarly can be engaged with the frequency switch circuit 104B including switch S2, S3,
To realize the purpose of this utility model.
Fig. 3 and switch S1~S3 included in embodiment illustrated in fig. 4 can be using various suitable independences or deviding device
Part is realized.Fig. 5 shows the circuit diagram of the aforementioned switches according to an embodiment, including MOS transistor T1, T2, resistor
R1, R2 and photoelectrical coupler OPTC.The drain electrode of transistor T1 is used as first end N1 of switch.The drain electrode of transistor T2 is used as to open
The the second end N2 for closing, source electrode is coupled to the source electrode of transistor T2.Photoelectrical coupler OPTC has first input end, the second input
End, the first output end and the second output end, wherein the second input is coupled to reference ground, the first output end is coupled to transistor T1
With the grid of T2, the second output end is coupled to the source electrode of transistor T1 and T2.Resistor R1 has first end and the second end, wherein
First end receives supply voltage Vcc, and the second end is coupled to first output end of photoelectrical coupler OPTC.Resistor R2 has first
End and the second end, wherein first end are used as the control end of switch to receive control signal, and the second end is coupled to photoelectrical coupler
The first input end of OPTC.
When control signal is low level, photoelectrical coupler OPTC shut-offs, transistor T1 and T2 conducting so that the of switch
One end N1 and the second end N2 are connected.When control signal is high level, photoelectrical coupler OPTC conductings, transistor T1 and T2
Shut-off, first end N1 and the second end N2 of switch are disconnected.
For intelligent audio management system of the present utility model, how to detect whether reporting station system needs to be called out the stops
It is very crucial.Fig. 6 is the principle schematic diagram of the control switching circuit 105A according to the utility model embodiment.The switching control
What circuit 105A was exported based on reporting station system calls out the stops audio signal to judge whether reporting station system needs to be called out the stops, including calling out the stops
Audio detection circuit 151 and threshold value comparison circuit 152.Audio detection circuit 151 of calling out the stops detects audio signal of calling out the stops, and according to report
Audio signal of standing produces detection signal ASEN.For the embodiment shown in Fig. 3, audio detection circuit 151 pairs of calling out the stops is called out the stops
The detection of audio signal can also be realized by the voice signal of the output of loudspeaker 161 of sampling.Threshold value comparison circuit 152 has the
One input, the second input and output end, wherein first input end are coupled to calls out the stops audio detection circuit 151 to receive detection
Signal ASEN, the second input receives threshold signal VTH, and threshold value comparison circuit 151 is by detection signal ASEN and threshold signal VTH
It is compared, and control signal CTRL is produced in output end based on comparative result.
In one embodiment, if detection signal ASEN is more than threshold signal VTH, threshold value comparison circuit 152 judges report
System of standing needs to call out the stops, and adjusts control signal CTRL, to control frequency switch circuit by between multimedia system and loudspeaker
Path cuts off.Conversely, if detection signal ASEN is less than threshold signal VTH, threshold value comparison circuit 152 judges that reporting station system is not required to
Call out the stops, and adjust control signal CTRL, by the communication between multimedia system and loudspeaker.In some cases, in order to
Erroneous judgement, only detection signal ASEN is prevented persistently to be more than threshold signal VTH within a period of time, threshold value comparison circuit 152 side sentence
Determining reporting station system needs to call out the stops.In the same manner, threshold value comparison circuit 152 is interior continuously less than threshold value in a period of time in detection signal ASEN
Signal VTH when sides judge that reporting station system need not call out the stops.Additionally, skilled person will appreciate that, above detection signal ASEN and threshold
Comparison between value signal VTH can be realized using hysteresis comparator.
Fig. 7 is the principle schematic diagram of the control switching circuit 105B according to another embodiment of the utility model.In the reality
In applying example, control switching circuit 105B is coupled to reporting station system 102, receives from reporting station system 102 and indicates whether to need what is called out the stops
Call out the stops indication signal INFO, and control signal CTRL is produced according to indication signal INFO of calling out the stops.Certainly, except wired connection it
Outward, control switching circuit 105B can also receive from reporting station system 102 to call out the stops indication signal by way of being wirelessly transferred
INFO, these deformations are all without departing from protection domain of the present utility model.
Fig. 8 is the principle schematic diagram of intelligent audio management system 100C according to the utility model embodiment.Wherein cut
Change control circuit 105 and be further coupled to multimedia system 103, and when detecting reporting station system 102 and needing to be called out the stops, except logical
Outside the connection crossed between the cut-out multimedia system 103 of frequency switch circuit 104 and audio amplifier circuit 106, many matchmakers are also controlled
System system 103, so that it suspends output multimedia audio signal (and multimedia video signal, if any).By this
The method of sample, the broadcasting for making multimedia system 103 not complete before can continuing after end of calling out the stops, lifts the multimedia of passenger
Audiovisual experience.
In the aforementioned embodiment, detect need to call out the stops when, in order to stop the broadcasting of multimedia audio information, multimedia
The frequency switch circuit that connects through between system and audio amplifier circuit is disconnected.In addition to this mode, as shown in Figure 9
Mode also can yet be regarded as a kind of effective method.Fig. 9 is the intelligent audio management system according to the utility model embodiment
200 principle schematic diagram, wherein control switching circuit 205 are coupled to multimedia system 203, are detecting reporting station system 202
When needing to call out the stops, multimedia system 203 is controlled, so that multimedia system 203 stops producing multimedia audio signal or by many matchmakers
Body audio signal is adjusted to minimum of a value.
Although in above example by taking reporting station system as an example, in fact navigation system, warning system etc. other with it is many
Media system compares the system with higher priority similarly can prevent multimedia system from making to it using similar fashion
Into interference, its application scenario is also not necessarily limited to the vehicles such as vehicle, train, subway and steamer.Moreover, it will be appreciated that used
Term is explanation and exemplary and nonrestrictive term.Because the utility model can be embodied as in a variety of forms not
Depart from the spiritual or substantive of utility model, it should therefore be appreciated that above-described embodiment is not limited to any aforesaid details, and should with
Widely explain in the spirit and scope that attached claim is limited, therefore the whole in falling into claim or its equivalent scope
Change and remodeling all should be appended claims and covered.
Claims (14)
1. a kind of intelligent reporting station system, it is characterised in that include：
Reporting station system, produces audio signal of calling out the stops；
Frequency switch circuit, with first input end, the second input, control end and output end, wherein first input end coupling
To reporting station system to receive audio signal of calling out the stops, the second input is coupled to multimedia system to receive multimedia audio signal,
Output end is coupled to audio amplifier circuit；And
Control switching circuit, is coupled to the control end of frequency switch circuit, and whether detection reporting station system needs to be called out the stops, and
Detecting reporting station system needs when being called out the stops, and controls frequency switch circuit, so that frequency switch circuit stops multimedia sound
Frequency signal is provided to audio amplifier circuit.
2. intelligent reporting station system as claimed in claim 1, it is characterised in that audio amplifier circuit includes the first loudspeaker and second
Loudspeaker, wherein the input of the first loudspeaker is coupled directly to reporting station system to receive audio signal of calling out the stops；Frequency switch circuit bag
Include the first switch with first end, the second end and control end, the first end of wherein first switch be coupled to multimedia system with
Multimedia audio signal is received, the second end is coupled to the input of the second loudspeaker, and control end is coupled to control switching circuit.
3. intelligent reporting station system as claimed in claim 2, it is characterised in that first switch includes：
The first transistor, with first end, the second end and control end, wherein first end is used as the first end of first switch；
Transistor seconds, with first end, the second end and control end, wherein first end is used as the second end of first switch, and second
End is coupled to the second end of the first transistor；
Photoelectrical coupler, with first input end, the second input, the first output end and the second output end, wherein the second input
End is coupled to reference ground, and the first output end is coupled to the control end of the first transistor and transistor seconds, the coupling of the second output end
To the first transistor and the second end of transistor seconds；
First resistor device, with first end and the second end, wherein first end is coupled to supply voltage, and the second end is coupled to light thermocouple
First output end of clutch；And
Second resistance device, with first end and the second end, wherein first end is used as the control end of first switch, and the second end is coupled to
The first input end of photoelectrical coupler.
4. intelligent reporting station system as claimed in claim 1, it is characterised in that audio amplifier circuit includes the 3rd loudspeaker；Audio frequency
Switching circuit includes second switch and the 3rd switch, and the first end of wherein second switch is coupled to reporting station system to receive sound of calling out the stops
Frequency signal, the first end of the 3rd switch is coupled to multimedia system to receive multimedia audio signal, and second switch and the 3rd open
The second end closed is both coupled to the control end of the input of the 3rd loudspeaker, second switch and the 3rd switch and is both coupled to switching control
Circuit.
5. intelligent reporting station system as claimed in claim 1, it is characterised in that control switching circuit includes：
Call out the stops audio detection circuit, detection is called out the stops audio signal, and produces detection signal according to audio signal of calling out the stops；And
Threshold value comparison circuit, with first input end, the second input and output end, wherein first input end is coupled to sound of calling out the stops
To receive detection signal, the second input receives threshold signal to frequency detection circuit, and threshold value comparison circuit is by detection signal and threshold value
Signal is compared, and produces control signal in output end based on comparative result.
6. intelligent reporting station system as claimed in claim 1, it is characterised in that control switching circuit is further coupled to reporting station system,
The indication signal of calling out the stops for indicating whether to need to call out the stops is received from reporting station system, and control signal is produced according to indication signal of calling out the stops.
7. intelligent reporting station system as claimed in claim 1, it is characterised in that control switching circuit is further coupled to multimedia system
System, and when detecting reporting station system and needing to be called out the stops, multimedia system is controlled, so that multimedia system suspends many matchmakers of output
Body audio signal.
8. a kind of intelligent multimedia system, it is characterised in that include：
Multimedia system, produces multimedia audio signal；
Frequency switch circuit, with first input end, the second input, control end and output end, wherein first input end coupling
To reporting station system to receive audio signal of calling out the stops, the second input is coupled to multimedia system to receive multimedia audio signal,
Output end is coupled to audio amplifier circuit；And
Control switching circuit, is coupled to the control end of frequency switch circuit, and whether detection reporting station system needs to be called out the stops, and
Detecting reporting station system needs when being called out the stops, and controls frequency switch circuit, so that frequency switch circuit stops multimedia sound
Frequency signal is provided to audio amplifier circuit.
9. a kind of intelligent audio management system, it is characterised in that include：
Electric power system, with the output end for providing power supply signal；
Power switch, with first end and the second end, wherein first end is coupled to the output end of electric power system；
Reporting station system, is coupled to the second end of power switch, produces audio signal of calling out the stops；
Multimedia system, is coupled to the second end of power switch, produces multimedia audio signal；
Frequency switch circuit, with first input end, the second input, control end and output end, wherein first input end coupling
To reporting station system to receive audio signal of calling out the stops, the second input is coupled to multimedia system to receive multimedia audio signal；
Audio amplifier circuit, is coupled to the output end of frequency switch circuit, to the letter received from frequency switch circuit output end
Number carry out audio frequency amplification；And
Control switching circuit, is coupled to the control end of frequency switch circuit, and whether detection reporting station system needs to be called out the stops, and
Detecting reporting station system needs when being called out the stops, and controls frequency switch circuit, so that frequency switch circuit stops multimedia sound
Frequency signal is provided to audio amplifier circuit.
10. a kind of intelligent reporting station system, it is characterised in that include：
Reporting station system, produces audio signal of calling out the stops；And
Control switching circuit, is coupled to multimedia system, and whether detection reporting station system needs to be called out the stops, and calls out the stops detecting
When system needs to be called out the stops, multimedia system is controlled, so that multimedia system stops generation multimedia audio signal or will be many
The multimedia audio signal that media system is produced is adjusted to minimum of a value.
11. a kind of intelligent multimedia systems, it is characterised in that include
Multimedia system, with output end and control end, the multimedia system produces multimedia audio signal in output end；And
Control switching circuit, is coupled to the control end of multimedia system, and whether detection reporting station system needs to be called out the stops, and in inspection
Measuring reporting station system needs when being called out the stops, and controls multimedia system, so that multimedia system stops producing multimedia audio letter
Number or multimedia audio signal is adjusted to minimum of a value.
12. a kind of intelligent audio management systems, it is characterised in that include：
Electric power system, with the output end for providing power supply signal；
Power switch, with first end and the second end, wherein first end is coupled to the output end of electric power system；
Reporting station system, with input and output end, wherein input is coupled to the second end of power switch, and output end provides report
Stand audio signal；
Multimedia system, with input, output end and control end, wherein input is coupled to the second end of power switch, defeated
Go out end and multimedia audio signal is provided；
First audio-frequency amplifier, is coupled to the output end of reporting station system, and to calling out the stops, audio signal carries out audio frequency amplification；
Second audio-frequency amplifier, is coupled to the output end of multimedia system, and to multimedia audio signal audio frequency amplification is carried out；And
Control switching circuit, is coupled to the control end of multimedia system, and whether detection reporting station system needs to be called out the stops, and in inspection
Measuring reporting station system needs when being called out the stops, and controls multimedia system, so that multimedia system stops producing multimedia audio letter
Number or multimedia audio signal is adjusted to minimum of a value.
13. a kind of intelligent audio management systems, it is characterised in that include：
Electric power system, with the output end for providing power supply signal；
Power switch, with first end and the second end, wherein first end is coupled to the output end of electric power system；
First audio system, is coupled to the second end of power switch, produces the first audio signal；
Second audio system, is coupled to the second end of power switch, produces the second audio signal；
Frequency switch circuit, with first input end, the second input, control end and output end, wherein first input end coupling
To the first audio system to receive the first audio signal, the second input is coupled to the second audio system to receive the second audio frequency letter
Number；
Audio amplifier circuit, is coupled to the output end of frequency switch circuit, to the letter received from frequency switch circuit output end
Number carry out audio frequency amplification；And
Control switching circuit, is coupled to the control end of frequency switch circuit, and whether the first audio system of detection needs to be called out the stops,
And detect the first audio system need called out the stops when, control frequency switch circuit so that frequency switch circuit stop will
Second audio signal is provided to audio amplifier circuit.
14. a kind of intelligent audio management systems, it is characterised in that include：
Electric power system, with the output end for providing power supply signal；
Power switch, with first end and the second end, wherein first end is coupled to the output end of electric power system；
First audio system, with input and output end, wherein input is coupled to the second end of power switch, and output end is carried
For the first audio signal；
Second audio system, with input, output end and control end, wherein input is coupled to the second end of power switch,
Output end provides the second audio signal；
First audio-frequency amplifier, is coupled to the output end of the first audio system, and to the first audio signal audio frequency amplification is carried out；
Second audio-frequency amplifier, is coupled to the output end of the second audio system, and to the second audio signal audio frequency amplification is carried out；And
Control switching circuit, is coupled to the control end of the second audio system, and whether the first audio system of detection needs to be called out the stops,
And detect the first audio system need called out the stops when, control the second audio system so that the second audio system stop produce
Raw second audio signal adjusts the second audio signal to minimum of a value.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621267667.9U CN206181377U (en) | 2016-11-23 | 2016-11-23 | Intelligence station reporting system , intelligent multimedia system and intelligent audio frequency management system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621267667.9U CN206181377U (en) | 2016-11-23 | 2016-11-23 | Intelligence station reporting system , intelligent multimedia system and intelligent audio frequency management system |
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| CN206181377U true CN206181377U (en) | 2017-05-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107979795A (en) * | 2017-12-29 | 2018-05-01 | 数源科技股份有限公司 | The multiple sound resource audio switch that intelligently detecting switches |
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2016
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107979795A (en) * | 2017-12-29 | 2018-05-01 | 数源科技股份有限公司 | The multiple sound resource audio switch that intelligently detecting switches |
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